/* * remote.c: handlers for RPC method calls * * Copyright (C) 2007-2015 Red Hat, Inc. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see * . * * Author: Richard W.M. Jones */ #include #include "virerror.h" #include "remote.h" #include "libvirtd.h" #include "libvirt_internal.h" #include "datatypes.h" #include "viralloc.h" #include "virlog.h" #include "stream.h" #include "viruuid.h" #include "vircommand.h" #include "intprops.h" #include "virnetserverservice.h" #include "virnetserver.h" #include "virfile.h" #include "virtypedparam.h" #include "virdbus.h" #include "virprocess.h" #include "remote_protocol.h" #include "qemu_protocol.h" #include "lxc_protocol.h" #include "virstring.h" #include "object_event.h" #include "domain_conf.h" #include "network_conf.h" #include "virprobe.h" #include "viraccessapicheck.h" #include "viraccessapicheckqemu.h" #include "virpolkit.h" #include "virthreadjob.h" #define VIR_FROM_THIS VIR_FROM_RPC VIR_LOG_INIT("daemon.remote"); #if SIZEOF_LONG < 8 # define HYPER_TO_TYPE(_type, _to, _from) \ do { \ if ((_from) != (_type)(_from)) { \ virReportError(VIR_ERR_OVERFLOW, \ _("conversion from hyper to %s overflowed"), \ #_type); \ goto cleanup; \ } \ (_to) = (_from); \ } while (0) # define HYPER_TO_LONG(_to, _from) HYPER_TO_TYPE(long, _to, _from) # define HYPER_TO_ULONG(_to, _from) HYPER_TO_TYPE(unsigned long, _to, _from) #else # define HYPER_TO_LONG(_to, _from) (_to) = (_from) # define HYPER_TO_ULONG(_to, _from) (_to) = (_from) #endif struct daemonClientEventCallback { virNetServerClientPtr client; int eventID; int callbackID; bool legacy; }; static virDomainPtr get_nonnull_domain(virConnectPtr conn, remote_nonnull_domain domain); static virNetworkPtr get_nonnull_network(virConnectPtr conn, remote_nonnull_network network); static virInterfacePtr get_nonnull_interface(virConnectPtr conn, remote_nonnull_interface iface); static virStoragePoolPtr get_nonnull_storage_pool(virConnectPtr conn, remote_nonnull_storage_pool pool); static virStorageVolPtr get_nonnull_storage_vol(virConnectPtr conn, remote_nonnull_storage_vol vol); static virSecretPtr get_nonnull_secret(virConnectPtr conn, remote_nonnull_secret secret); static virNWFilterPtr get_nonnull_nwfilter(virConnectPtr conn, remote_nonnull_nwfilter nwfilter); static virDomainSnapshotPtr get_nonnull_domain_snapshot(virDomainPtr dom, remote_nonnull_domain_snapshot snapshot); static virNodeDevicePtr get_nonnull_node_device(virConnectPtr conn, remote_nonnull_node_device dev); static void make_nonnull_domain(remote_nonnull_domain *dom_dst, virDomainPtr dom_src); static void make_nonnull_network(remote_nonnull_network *net_dst, virNetworkPtr net_src); static void make_nonnull_interface(remote_nonnull_interface *interface_dst, virInterfacePtr interface_src); static void make_nonnull_storage_pool(remote_nonnull_storage_pool *pool_dst, virStoragePoolPtr pool_src); static void make_nonnull_storage_vol(remote_nonnull_storage_vol *vol_dst, virStorageVolPtr vol_src); static void make_nonnull_node_device(remote_nonnull_node_device *dev_dst, virNodeDevicePtr dev_src); static void make_nonnull_secret(remote_nonnull_secret *secret_dst, virSecretPtr secret_src); static void make_nonnull_nwfilter(remote_nonnull_nwfilter *net_dst, virNWFilterPtr nwfilter_src); static void make_nonnull_domain_snapshot(remote_nonnull_domain_snapshot *snapshot_dst, virDomainSnapshotPtr snapshot_src); static int remoteSerializeDomainDiskErrors(virDomainDiskErrorPtr errors, int nerrors, remote_domain_disk_error **ret_errors_val, u_int *ret_errors_len); #include "remote_dispatch.h" #include "qemu_dispatch.h" #include "lxc_dispatch.h" /* Prototypes */ static void remoteDispatchObjectEventSend(virNetServerClientPtr client, virNetServerProgramPtr program, int procnr, xdrproc_t proc, void *data); static void remoteEventCallbackFree(void *opaque) { VIR_FREE(opaque); } static bool remoteRelayDomainEventCheckACL(virNetServerClientPtr client, virConnectPtr conn, virDomainPtr dom) { virDomainDef def; virIdentityPtr identity = NULL; bool ret = false; /* For now, we just create a virDomainDef with enough contents to * satisfy what viraccessdriverpolkit.c references. This is a bit * fragile, but I don't know of anything better. */ memset(&def, 0, sizeof(def)); def.name = dom->name; memcpy(def.uuid, dom->uuid, VIR_UUID_BUFLEN); if (!(identity = virNetServerClientGetIdentity(client))) goto cleanup; if (virIdentitySetCurrent(identity) < 0) goto cleanup; ret = virConnectDomainEventRegisterAnyCheckACL(conn, &def); cleanup: ignore_value(virIdentitySetCurrent(NULL)); virObjectUnref(identity); return ret; } static bool remoteRelayNetworkEventCheckACL(virNetServerClientPtr client, virConnectPtr conn, virNetworkPtr net) { virNetworkDef def; virIdentityPtr identity = NULL; bool ret = false; /* For now, we just create a virNetworkDef with enough contents to * satisfy what viraccessdriverpolkit.c references. This is a bit * fragile, but I don't know of anything better. */ def.name = net->name; memcpy(def.uuid, net->uuid, VIR_UUID_BUFLEN); if (!(identity = virNetServerClientGetIdentity(client))) goto cleanup; if (virIdentitySetCurrent(identity) < 0) goto cleanup; ret = virConnectNetworkEventRegisterAnyCheckACL(conn, &def); cleanup: ignore_value(virIdentitySetCurrent(NULL)); virObjectUnref(identity); return ret; } static bool remoteRelayStoragePoolEventCheckACL(virNetServerClientPtr client, virConnectPtr conn, virStoragePoolPtr pool) { virStoragePoolDef def; virIdentityPtr identity = NULL; bool ret = false; /* For now, we just create a virStoragePoolDef with enough contents to * satisfy what viraccessdriverpolkit.c references. This is a bit * fragile, but I don't know of anything better. */ def.name = pool->name; memcpy(def.uuid, pool->uuid, VIR_UUID_BUFLEN); if (!(identity = virNetServerClientGetIdentity(client))) goto cleanup; if (virIdentitySetCurrent(identity) < 0) goto cleanup; ret = virConnectStoragePoolEventRegisterAnyCheckACL(conn, &def); cleanup: ignore_value(virIdentitySetCurrent(NULL)); virObjectUnref(identity); return ret; } static bool remoteRelayNodeDeviceEventCheckACL(virNetServerClientPtr client, virConnectPtr conn, virNodeDevicePtr dev) { virNodeDeviceDef def; virIdentityPtr identity = NULL; bool ret = false; /* For now, we just create a virNodeDeviceDef with enough contents to * satisfy what viraccessdriverpolkit.c references. This is a bit * fragile, but I don't know of anything better. */ def.name = dev->name; if (!(identity = virNetServerClientGetIdentity(client))) goto cleanup; if (virIdentitySetCurrent(identity) < 0) goto cleanup; ret = virConnectNodeDeviceEventRegisterAnyCheckACL(conn, &def); cleanup: ignore_value(virIdentitySetCurrent(NULL)); virObjectUnref(identity); return ret; } static bool remoteRelayDomainQemuMonitorEventCheckACL(virNetServerClientPtr client, virConnectPtr conn, virDomainPtr dom) { virDomainDef def; virIdentityPtr identity = NULL; bool ret = false; /* For now, we just create a virDomainDef with enough contents to * satisfy what viraccessdriverpolkit.c references. This is a bit * fragile, but I don't know of anything better. */ def.name = dom->name; memcpy(def.uuid, dom->uuid, VIR_UUID_BUFLEN); if (!(identity = virNetServerClientGetIdentity(client))) goto cleanup; if (virIdentitySetCurrent(identity) < 0) goto cleanup; ret = virConnectDomainQemuMonitorEventRegisterCheckACL(conn, &def); cleanup: ignore_value(virIdentitySetCurrent(NULL)); virObjectUnref(identity); return ret; } static int remoteRelayDomainEventLifecycle(virConnectPtr conn, virDomainPtr dom, int event, int detail, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_lifecycle_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain lifecycle event %d %d, callback %d legacy %d", event, detail, callback->callbackID, callback->legacy); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); data.event = event; data.detail = detail; if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_LIFECYCLE, (xdrproc_t)xdr_remote_domain_event_lifecycle_msg, &data); } else { remote_domain_event_callback_lifecycle_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_LIFECYCLE, (xdrproc_t)xdr_remote_domain_event_callback_lifecycle_msg, &msg); } return 0; } static int remoteRelayDomainEventReboot(virConnectPtr conn, virDomainPtr dom, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_reboot_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain reboot event %s %d, callback %d legacy %d", dom->name, dom->id, callback->callbackID, callback->legacy); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_REBOOT, (xdrproc_t)xdr_remote_domain_event_reboot_msg, &data); } else { remote_domain_event_callback_reboot_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_REBOOT, (xdrproc_t)xdr_remote_domain_event_callback_reboot_msg, &msg); } return 0; } static int remoteRelayDomainEventRTCChange(virConnectPtr conn, virDomainPtr dom, long long offset, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_rtc_change_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain rtc change event %s %d %lld, callback %d legacy %d", dom->name, dom->id, offset, callback->callbackID, callback->legacy); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); data.offset = offset; if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_RTC_CHANGE, (xdrproc_t)xdr_remote_domain_event_rtc_change_msg, &data); } else { remote_domain_event_callback_rtc_change_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_RTC_CHANGE, (xdrproc_t)xdr_remote_domain_event_callback_rtc_change_msg, &msg); } return 0; } static int remoteRelayDomainEventWatchdog(virConnectPtr conn, virDomainPtr dom, int action, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_watchdog_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain watchdog event %s %d %d, callback %d", dom->name, dom->id, action, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); data.action = action; if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_WATCHDOG, (xdrproc_t)xdr_remote_domain_event_watchdog_msg, &data); } else { remote_domain_event_callback_watchdog_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_WATCHDOG, (xdrproc_t)xdr_remote_domain_event_callback_watchdog_msg, &msg); } return 0; } static int remoteRelayDomainEventIOError(virConnectPtr conn, virDomainPtr dom, const char *srcPath, const char *devAlias, int action, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_io_error_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain io error %s %d %s %s %d, callback %d", dom->name, dom->id, srcPath, devAlias, action, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.srcPath, srcPath) < 0 || VIR_STRDUP(data.devAlias, devAlias) < 0) goto error; make_nonnull_domain(&data.dom, dom); data.action = action; if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_IO_ERROR, (xdrproc_t)xdr_remote_domain_event_io_error_msg, &data); } else { remote_domain_event_callback_io_error_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_IO_ERROR, (xdrproc_t)xdr_remote_domain_event_callback_io_error_msg, &msg); } return 0; error: VIR_FREE(data.srcPath); VIR_FREE(data.devAlias); return -1; } static int remoteRelayDomainEventIOErrorReason(virConnectPtr conn, virDomainPtr dom, const char *srcPath, const char *devAlias, int action, const char *reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_io_error_reason_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain io error %s %d %s %s %d %s, callback %d", dom->name, dom->id, srcPath, devAlias, action, reason, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.srcPath, srcPath) < 0 || VIR_STRDUP(data.devAlias, devAlias) < 0 || VIR_STRDUP(data.reason, reason) < 0) goto error; data.action = action; make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_IO_ERROR_REASON, (xdrproc_t)xdr_remote_domain_event_io_error_reason_msg, &data); } else { remote_domain_event_callback_io_error_reason_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_IO_ERROR_REASON, (xdrproc_t)xdr_remote_domain_event_callback_io_error_reason_msg, &msg); } return 0; error: VIR_FREE(data.srcPath); VIR_FREE(data.devAlias); VIR_FREE(data.reason); return -1; } static int remoteRelayDomainEventGraphics(virConnectPtr conn, virDomainPtr dom, int phase, virDomainEventGraphicsAddressPtr local, virDomainEventGraphicsAddressPtr remote, const char *authScheme, virDomainEventGraphicsSubjectPtr subject, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_graphics_msg data; size_t i; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain graphics event %s %d %d - %d %s %s - %d %s %s - %s, callback %d", dom->name, dom->id, phase, local->family, local->service, local->node, remote->family, remote->service, remote->node, authScheme, callback->callbackID); VIR_DEBUG("Subject %d", subject->nidentity); for (i = 0; i < subject->nidentity; i++) VIR_DEBUG(" %s=%s", subject->identities[i].type, subject->identities[i].name); /* build return data */ memset(&data, 0, sizeof(data)); data.phase = phase; data.local.family = local->family; data.remote.family = remote->family; if (VIR_STRDUP(data.authScheme, authScheme) < 0 || VIR_STRDUP(data.local.node, local->node) < 0 || VIR_STRDUP(data.local.service, local->service) < 0 || VIR_STRDUP(data.remote.node, remote->node) < 0 || VIR_STRDUP(data.remote.service, remote->service) < 0) goto error; data.subject.subject_len = subject->nidentity; if (VIR_ALLOC_N(data.subject.subject_val, data.subject.subject_len) < 0) goto error; for (i = 0; i < data.subject.subject_len; i++) { if (VIR_STRDUP(data.subject.subject_val[i].type, subject->identities[i].type) < 0 || VIR_STRDUP(data.subject.subject_val[i].name, subject->identities[i].name) < 0) goto error; } make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_GRAPHICS, (xdrproc_t)xdr_remote_domain_event_graphics_msg, &data); } else { remote_domain_event_callback_graphics_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_GRAPHICS, (xdrproc_t)xdr_remote_domain_event_callback_graphics_msg, &msg); } return 0; error: VIR_FREE(data.authScheme); VIR_FREE(data.local.node); VIR_FREE(data.local.service); VIR_FREE(data.remote.node); VIR_FREE(data.remote.service); if (data.subject.subject_val != NULL) { for (i = 0; i < data.subject.subject_len; i++) { VIR_FREE(data.subject.subject_val[i].type); VIR_FREE(data.subject.subject_val[i].name); } VIR_FREE(data.subject.subject_val); } return -1; } static int remoteRelayDomainEventBlockJob(virConnectPtr conn, virDomainPtr dom, const char *path, int type, int status, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_block_job_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain block job event %s %d %s %i, %i, callback %d", dom->name, dom->id, path, type, status, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.path, path) < 0) goto error; data.type = type; data.status = status; make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_BLOCK_JOB, (xdrproc_t)xdr_remote_domain_event_block_job_msg, &data); } else { remote_domain_event_callback_block_job_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_BLOCK_JOB, (xdrproc_t)xdr_remote_domain_event_callback_block_job_msg, &msg); } return 0; error: VIR_FREE(data.path); return -1; } static int remoteRelayDomainEventControlError(virConnectPtr conn, virDomainPtr dom, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_control_error_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain control error %s %d, callback %d", dom->name, dom->id, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CONTROL_ERROR, (xdrproc_t)xdr_remote_domain_event_control_error_msg, &data); } else { remote_domain_event_callback_control_error_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_CONTROL_ERROR, (xdrproc_t)xdr_remote_domain_event_callback_control_error_msg, &msg); } return 0; } static int remoteRelayDomainEventDiskChange(virConnectPtr conn, virDomainPtr dom, const char *oldSrcPath, const char *newSrcPath, const char *devAlias, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_disk_change_msg data; char **oldSrcPath_p = NULL, **newSrcPath_p = NULL; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain %s %d disk change %s %s %s %d, callback %d", dom->name, dom->id, oldSrcPath, newSrcPath, devAlias, reason, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (oldSrcPath && ((VIR_ALLOC(oldSrcPath_p) < 0) || VIR_STRDUP(*oldSrcPath_p, oldSrcPath) < 0)) goto error; if (newSrcPath && ((VIR_ALLOC(newSrcPath_p) < 0) || VIR_STRDUP(*newSrcPath_p, newSrcPath) < 0)) goto error; data.oldSrcPath = oldSrcPath_p; data.newSrcPath = newSrcPath_p; if (VIR_STRDUP(data.devAlias, devAlias) < 0) goto error; data.reason = reason; make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_DISK_CHANGE, (xdrproc_t)xdr_remote_domain_event_disk_change_msg, &data); } else { remote_domain_event_callback_disk_change_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DISK_CHANGE, (xdrproc_t)xdr_remote_domain_event_callback_disk_change_msg, &msg); } return 0; error: VIR_FREE(oldSrcPath_p); VIR_FREE(newSrcPath_p); return -1; } static int remoteRelayDomainEventTrayChange(virConnectPtr conn, virDomainPtr dom, const char *devAlias, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_tray_change_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain %s %d tray change devAlias: %s reason: %d, callback %d", dom->name, dom->id, devAlias, reason, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.devAlias, devAlias) < 0) return -1; data.reason = reason; make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_TRAY_CHANGE, (xdrproc_t)xdr_remote_domain_event_tray_change_msg, &data); } else { remote_domain_event_callback_tray_change_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_TRAY_CHANGE, (xdrproc_t)xdr_remote_domain_event_callback_tray_change_msg, &msg); } return 0; } static int remoteRelayDomainEventPMWakeup(virConnectPtr conn, virDomainPtr dom, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_pmwakeup_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain %s %d system pmwakeup, callback %d", dom->name, dom->id, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_PMWAKEUP, (xdrproc_t)xdr_remote_domain_event_pmwakeup_msg, &data); } else { remote_domain_event_callback_pmwakeup_msg msg = { callback->callbackID, reason, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMWAKEUP, (xdrproc_t)xdr_remote_domain_event_callback_pmwakeup_msg, &msg); } return 0; } static int remoteRelayDomainEventPMSuspend(virConnectPtr conn, virDomainPtr dom, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_pmsuspend_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain %s %d system pmsuspend, callback %d", dom->name, dom->id, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND, (xdrproc_t)xdr_remote_domain_event_pmsuspend_msg, &data); } else { remote_domain_event_callback_pmsuspend_msg msg = { callback->callbackID, reason, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMSUSPEND, (xdrproc_t)xdr_remote_domain_event_callback_pmsuspend_msg, &msg); } return 0; } static int remoteRelayDomainEventBalloonChange(virConnectPtr conn, virDomainPtr dom, unsigned long long actual, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_balloon_change_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain balloon change event %s %d %lld, callback %d", dom->name, dom->id, actual, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); data.actual = actual; if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_BALLOON_CHANGE, (xdrproc_t)xdr_remote_domain_event_balloon_change_msg, &data); } else { remote_domain_event_callback_balloon_change_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_BALLOON_CHANGE, (xdrproc_t)xdr_remote_domain_event_callback_balloon_change_msg, &msg); } return 0; } static int remoteRelayDomainEventPMSuspendDisk(virConnectPtr conn, virDomainPtr dom, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_pmsuspend_disk_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain %s %d system pmsuspend-disk, callback %d", dom->name, dom->id, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_PMSUSPEND_DISK, (xdrproc_t)xdr_remote_domain_event_pmsuspend_disk_msg, &data); } else { remote_domain_event_callback_pmsuspend_disk_msg msg = { callback->callbackID, reason, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_PMSUSPEND_DISK, (xdrproc_t)xdr_remote_domain_event_callback_pmsuspend_disk_msg, &msg); } return 0; } static int remoteRelayDomainEventDeviceRemoved(virConnectPtr conn, virDomainPtr dom, const char *devAlias, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_device_removed_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain device removed event %s %d %s, callback %d", dom->name, dom->id, devAlias, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.devAlias, devAlias) < 0) return -1; make_nonnull_domain(&data.dom, dom); if (callback->legacy) { remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_DEVICE_REMOVED, (xdrproc_t)xdr_remote_domain_event_device_removed_msg, &data); } else { remote_domain_event_callback_device_removed_msg msg = { callback->callbackID, data }; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DEVICE_REMOVED, (xdrproc_t)xdr_remote_domain_event_callback_device_removed_msg, &msg); } return 0; } static int remoteRelayDomainEventBlockJob2(virConnectPtr conn, virDomainPtr dom, const char *dst, int type, int status, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_block_job_2_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain block job 2 event %s %d %s %i, %i, callback %d", dom->name, dom->id, dst, type, status, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; if (VIR_STRDUP(data.dst, dst) < 0) goto error; data.type = type; data.status = status; make_nonnull_domain(&data.dom, dom); remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_BLOCK_JOB_2, (xdrproc_t)xdr_remote_domain_event_block_job_2_msg, &data); return 0; error: VIR_FREE(data.dst); return -1; } static int remoteRelayDomainEventTunable(virConnectPtr conn, virDomainPtr dom, virTypedParameterPtr params, int nparams, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_tunable_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain tunable event %s %d, callback %d, params %p %d", dom->name, dom->id, callback->callbackID, params, nparams); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; make_nonnull_domain(&data.dom, dom); if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &data.params.params_val, &data.params.params_len, VIR_TYPED_PARAM_STRING_OKAY) < 0) return -1; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_TUNABLE, (xdrproc_t)xdr_remote_domain_event_callback_tunable_msg, &data); return 0; } static int remoteRelayDomainEventAgentLifecycle(virConnectPtr conn, virDomainPtr dom, int state, int reason, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_agent_lifecycle_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain agent lifecycle event %s %d, callback %d, " " state %d, reason %d", dom->name, dom->id, callback->callbackID, state, reason); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; make_nonnull_domain(&data.dom, dom); data.state = state; data.reason = reason; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_AGENT_LIFECYCLE, (xdrproc_t)xdr_remote_domain_event_callback_agent_lifecycle_msg, &data); return 0; } static int remoteRelayDomainEventDeviceAdded(virConnectPtr conn, virDomainPtr dom, const char *devAlias, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_device_added_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain device added event %s %d %s, callback %d", dom->name, dom->id, devAlias, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.devAlias, devAlias) < 0) return -1; make_nonnull_domain(&data.dom, dom); data.callbackID = callback->callbackID; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DEVICE_ADDED, (xdrproc_t)xdr_remote_domain_event_callback_device_added_msg, &data); return 0; } static int remoteRelayDomainEventMigrationIteration(virConnectPtr conn, virDomainPtr dom, int iteration, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_migration_iteration_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain migration pass event %s %d, " "callback %d, iteration %d", dom->name, dom->id, callback->callbackID, iteration); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; make_nonnull_domain(&data.dom, dom); data.iteration = iteration; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_MIGRATION_ITERATION, (xdrproc_t)xdr_remote_domain_event_callback_migration_iteration_msg, &data); return 0; } static int remoteRelayDomainEventJobCompleted(virConnectPtr conn, virDomainPtr dom, virTypedParameterPtr params, int nparams, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_job_completed_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain migration completed event %s %d, " "callback %d, params %p %d", dom->name, dom->id, callback->callbackID, params, nparams); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; make_nonnull_domain(&data.dom, dom); if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &data.params.params_val, &data.params.params_len, VIR_TYPED_PARAM_STRING_OKAY) < 0) return -1; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_JOB_COMPLETED, (xdrproc_t)xdr_remote_domain_event_callback_job_completed_msg, &data); return 0; } static int remoteRelayDomainEventDeviceRemovalFailed(virConnectPtr conn, virDomainPtr dom, const char *devAlias, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_domain_event_callback_device_removal_failed_msg data; if (callback->callbackID < 0 || !remoteRelayDomainEventCheckACL(callback->client, conn, dom)) return -1; VIR_DEBUG("Relaying domain device removal failed event %s %d %s, callback %d", dom->name, dom->id, devAlias, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); if (VIR_STRDUP(data.devAlias, devAlias) < 0) return -1; make_nonnull_domain(&data.dom, dom); data.callbackID = callback->callbackID; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_DOMAIN_EVENT_CALLBACK_DEVICE_REMOVAL_FAILED, (xdrproc_t)xdr_remote_domain_event_callback_device_removal_failed_msg, &data); return 0; } static virConnectDomainEventGenericCallback domainEventCallbacks[] = { VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventLifecycle), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventReboot), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventRTCChange), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventWatchdog), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventIOError), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventGraphics), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventIOErrorReason), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventControlError), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBlockJob), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDiskChange), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventTrayChange), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMWakeup), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMSuspend), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBalloonChange), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventPMSuspendDisk), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDeviceRemoved), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventBlockJob2), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventTunable), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventAgentLifecycle), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDeviceAdded), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventMigrationIteration), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventJobCompleted), VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventDeviceRemovalFailed), }; verify(ARRAY_CARDINALITY(domainEventCallbacks) == VIR_DOMAIN_EVENT_ID_LAST); static int remoteRelayNetworkEventLifecycle(virConnectPtr conn, virNetworkPtr net, int event, int detail, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_network_event_lifecycle_msg data; if (callback->callbackID < 0 || !remoteRelayNetworkEventCheckACL(callback->client, conn, net)) return -1; VIR_DEBUG("Relaying network lifecycle event %d, detail %d, callback %d", event, detail, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_network(&data.net, net); data.callbackID = callback->callbackID; data.event = event; data.detail = detail; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_NETWORK_EVENT_LIFECYCLE, (xdrproc_t)xdr_remote_network_event_lifecycle_msg, &data); return 0; } static virConnectNetworkEventGenericCallback networkEventCallbacks[] = { VIR_NETWORK_EVENT_CALLBACK(remoteRelayNetworkEventLifecycle), }; verify(ARRAY_CARDINALITY(networkEventCallbacks) == VIR_NETWORK_EVENT_ID_LAST); static int remoteRelayStoragePoolEventLifecycle(virConnectPtr conn, virStoragePoolPtr pool, int event, int detail, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_storage_pool_event_lifecycle_msg data; if (callback->callbackID < 0 || !remoteRelayStoragePoolEventCheckACL(callback->client, conn, pool)) return -1; VIR_DEBUG("Relaying storage pool lifecycle event %d, detail %d, callback %d", event, detail, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_storage_pool(&data.pool, pool); data.callbackID = callback->callbackID; data.event = event; data.detail = detail; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_STORAGE_POOL_EVENT_LIFECYCLE, (xdrproc_t)xdr_remote_storage_pool_event_lifecycle_msg, &data); return 0; } static int remoteRelayStoragePoolEventRefresh(virConnectPtr conn, virStoragePoolPtr pool, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_storage_pool_event_refresh_msg data; if (callback->callbackID < 0 || !remoteRelayStoragePoolEventCheckACL(callback->client, conn, pool)) return -1; VIR_DEBUG("Relaying storage pool refresh event callback %d", callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_storage_pool(&data.pool, pool); data.callbackID = callback->callbackID; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_STORAGE_POOL_EVENT_REFRESH, (xdrproc_t)xdr_remote_storage_pool_event_refresh_msg, &data); return 0; } static virConnectStoragePoolEventGenericCallback storageEventCallbacks[] = { VIR_STORAGE_POOL_EVENT_CALLBACK(remoteRelayStoragePoolEventLifecycle), VIR_STORAGE_POOL_EVENT_CALLBACK(remoteRelayStoragePoolEventRefresh), }; verify(ARRAY_CARDINALITY(storageEventCallbacks) == VIR_STORAGE_POOL_EVENT_ID_LAST); static int remoteRelayNodeDeviceEventLifecycle(virConnectPtr conn, virNodeDevicePtr dev, int event, int detail, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_node_device_event_lifecycle_msg data; if (callback->callbackID < 0 || !remoteRelayNodeDeviceEventCheckACL(callback->client, conn, dev)) return -1; VIR_DEBUG("Relaying node device lifecycle event %d, detail %d, callback %d", event, detail, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_node_device(&data.dev, dev); data.callbackID = callback->callbackID; data.event = event; data.detail = detail; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_NODE_DEVICE_EVENT_LIFECYCLE, (xdrproc_t)xdr_remote_node_device_event_lifecycle_msg, &data); return 0; } static int remoteRelayNodeDeviceEventUpdate(virConnectPtr conn, virNodeDevicePtr dev, void *opaque) { daemonClientEventCallbackPtr callback = opaque; remote_node_device_event_update_msg data; if (callback->callbackID < 0 || !remoteRelayNodeDeviceEventCheckACL(callback->client, conn, dev)) return -1; VIR_DEBUG("Relaying node device update event callback %d", callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); make_nonnull_node_device(&data.dev, dev); data.callbackID = callback->callbackID; remoteDispatchObjectEventSend(callback->client, remoteProgram, REMOTE_PROC_NODE_DEVICE_EVENT_UPDATE, (xdrproc_t)xdr_remote_node_device_event_update_msg, &data); return 0; } static virConnectNodeDeviceEventGenericCallback nodeDeviceEventCallbacks[] = { VIR_NODE_DEVICE_EVENT_CALLBACK(remoteRelayNodeDeviceEventLifecycle), VIR_NODE_DEVICE_EVENT_CALLBACK(remoteRelayNodeDeviceEventUpdate), }; verify(ARRAY_CARDINALITY(nodeDeviceEventCallbacks) == VIR_NODE_DEVICE_EVENT_ID_LAST); static void remoteRelayDomainQemuMonitorEvent(virConnectPtr conn, virDomainPtr dom, const char *event, long long seconds, unsigned int micros, const char *details, void *opaque) { daemonClientEventCallbackPtr callback = opaque; qemu_domain_monitor_event_msg data; char **details_p = NULL; if (callback->callbackID < 0 || !remoteRelayDomainQemuMonitorEventCheckACL(callback->client, conn, dom)) return; VIR_DEBUG("Relaying qemu monitor event %s %s, callback %d", event, details, callback->callbackID); /* build return data */ memset(&data, 0, sizeof(data)); data.callbackID = callback->callbackID; if (VIR_STRDUP(data.event, event) < 0) goto error; data.seconds = seconds; data.micros = micros; if (details && ((VIR_ALLOC(details_p) < 0) || VIR_STRDUP(*details_p, details) < 0)) goto error; data.details = details_p; make_nonnull_domain(&data.dom, dom); remoteDispatchObjectEventSend(callback->client, qemuProgram, QEMU_PROC_DOMAIN_MONITOR_EVENT, (xdrproc_t)xdr_qemu_domain_monitor_event_msg, &data); return; error: VIR_FREE(data.event); VIR_FREE(details_p); } static void remoteRelayConnectionClosedEvent(virConnectPtr conn ATTRIBUTE_UNUSED, int reason, void *opaque) { virNetServerClientPtr client = opaque; VIR_DEBUG("Relaying connection closed event, reason %d", reason); remote_connect_event_connection_closed_msg msg = { reason }; remoteDispatchObjectEventSend(client, remoteProgram, REMOTE_PROC_CONNECT_EVENT_CONNECTION_CLOSED, (xdrproc_t)xdr_remote_connect_event_connection_closed_msg, &msg); } /* * You must hold lock for at least the client * We don't free stuff here, merely disconnect the client's * network socket & resources. * We keep the libvirt connection open until any async * jobs have finished, then clean it up elsewhere */ void remoteClientFreeFunc(void *data) { struct daemonClientPrivate *priv = data; /* Deregister event delivery callback */ if (priv->conn) { virIdentityPtr sysident = virIdentityGetSystem(); size_t i; virIdentitySetCurrent(sysident); for (i = 0; i < priv->ndomainEventCallbacks; i++) { int callbackID = priv->domainEventCallbacks[i]->callbackID; if (callbackID < 0) { VIR_WARN("unexpected incomplete domain callback %zu", i); continue; } VIR_DEBUG("Deregistering remote domain event relay %d", callbackID); priv->domainEventCallbacks[i]->callbackID = -1; if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0) VIR_WARN("unexpected domain event deregister failure"); } VIR_FREE(priv->domainEventCallbacks); for (i = 0; i < priv->nnetworkEventCallbacks; i++) { int callbackID = priv->networkEventCallbacks[i]->callbackID; if (callbackID < 0) { VIR_WARN("unexpected incomplete network callback %zu", i); continue; } VIR_DEBUG("Deregistering remote network event relay %d", callbackID); priv->networkEventCallbacks[i]->callbackID = -1; if (virConnectNetworkEventDeregisterAny(priv->conn, callbackID) < 0) VIR_WARN("unexpected network event deregister failure"); } VIR_FREE(priv->networkEventCallbacks); for (i = 0; i < priv->nstorageEventCallbacks; i++) { int callbackID = priv->storageEventCallbacks[i]->callbackID; if (callbackID < 0) { VIR_WARN("unexpected incomplete storage pool callback %zu", i); continue; } VIR_DEBUG("Deregistering remote storage pool event relay %d", callbackID); priv->storageEventCallbacks[i]->callbackID = -1; if (virConnectStoragePoolEventDeregisterAny(priv->conn, callbackID) < 0) VIR_WARN("unexpected storage pool event deregister failure"); } VIR_FREE(priv->storageEventCallbacks); for (i = 0; i < priv->nnodeDeviceEventCallbacks; i++) { int callbackID = priv->nodeDeviceEventCallbacks[i]->callbackID; if (callbackID < 0) { VIR_WARN("unexpected incomplete node device callback %zu", i); continue; } VIR_DEBUG("Deregistering remote node device event relay %d", callbackID); priv->nodeDeviceEventCallbacks[i]->callbackID = -1; if (virConnectNodeDeviceEventDeregisterAny(priv->conn, callbackID) < 0) VIR_WARN("unexpected node device event deregister failure"); } VIR_FREE(priv->nodeDeviceEventCallbacks); for (i = 0; i < priv->nqemuEventCallbacks; i++) { int callbackID = priv->qemuEventCallbacks[i]->callbackID; if (callbackID < 0) { VIR_WARN("unexpected incomplete qemu monitor callback %zu", i); continue; } VIR_DEBUG("Deregistering remote qemu monitor event relay %d", callbackID); priv->qemuEventCallbacks[i]->callbackID = -1; if (virConnectDomainQemuMonitorEventDeregister(priv->conn, callbackID) < 0) VIR_WARN("unexpected qemu monitor event deregister failure"); } VIR_FREE(priv->qemuEventCallbacks); if (priv->closeRegistered) { if (virConnectUnregisterCloseCallback(priv->conn, remoteRelayConnectionClosedEvent) < 0) VIR_WARN("unexpected close callback event deregister failure"); } virConnectClose(priv->conn); virIdentitySetCurrent(NULL); virObjectUnref(sysident); } VIR_FREE(priv); } static void remoteClientCloseFunc(virNetServerClientPtr client) { struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); daemonRemoveAllClientStreams(priv->streams); } void *remoteClientInitHook(virNetServerClientPtr client, void *opaque ATTRIBUTE_UNUSED) { struct daemonClientPrivate *priv; if (VIR_ALLOC(priv) < 0) return NULL; if (virMutexInit(&priv->lock) < 0) { VIR_FREE(priv); virReportSystemError(errno, "%s", _("unable to init mutex")); return NULL; } virNetServerClientSetCloseHook(client, remoteClientCloseFunc); return priv; } /*----- Functions. -----*/ static int remoteDispatchConnectOpen(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, struct remote_connect_open_args *args) { const char *name; unsigned int flags; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int rv = -1; VIR_DEBUG("priv=%p conn=%p", priv, priv->conn); virMutexLock(&priv->lock); /* Already opened? */ if (priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection already open")); goto cleanup; } name = args->name ? *args->name : NULL; /* If this connection arrived on a readonly socket, force * the connection to be readonly. */ flags = args->flags; if (virNetServerClientGetReadonly(client)) flags |= VIR_CONNECT_RO; priv->conn = flags & VIR_CONNECT_RO ? virConnectOpenReadOnly(name) : virConnectOpen(name); if (priv->conn == NULL) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectClose(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED) { virNetServerClientDelayedClose(client); return 0; } static int remoteDispatchDomainGetSchedulerType(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_scheduler_type_args *args, remote_domain_get_scheduler_type_ret *ret) { virDomainPtr dom = NULL; char *type; int nparams; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (!(type = virDomainGetSchedulerType(dom, &nparams))) goto cleanup; ret->type = type; ret->nparams = nparams; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetSchedulerParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_scheduler_parameters_args *args, remote_domain_get_scheduler_parameters_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetSchedulerParameters(dom, params, &nparams) < 0) goto cleanup; if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, 0) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetSchedulerParametersFlags(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_scheduler_parameters_flags_args *args, remote_domain_get_scheduler_parameters_flags_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->nparams > REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetSchedulerParametersFlags(dom, params, &nparams, args->flags) < 0) goto cleanup; if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMemoryStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_memory_stats_args *args, remote_domain_memory_stats_ret *ret) { virDomainPtr dom = NULL; virDomainMemoryStatPtr stats = NULL; int nr_stats; size_t i; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->maxStats > REMOTE_DOMAIN_MEMORY_STATS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxStats > REMOTE_DOMAIN_MEMORY_STATS_MAX")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; /* Allocate stats array for making dispatch call */ if (VIR_ALLOC_N(stats, args->maxStats) < 0) goto cleanup; nr_stats = virDomainMemoryStats(dom, stats, args->maxStats, args->flags); if (nr_stats < 0) goto cleanup; /* Allocate return buffer */ if (VIR_ALLOC_N(ret->stats.stats_val, args->maxStats) < 0) goto cleanup; /* Copy the stats into the xdr return structure */ for (i = 0; i < nr_stats; i++) { ret->stats.stats_val[i].tag = stats[i].tag; ret->stats.stats_val[i].val = stats[i].val; } ret->stats.stats_len = nr_stats; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); VIR_FREE(stats); return rv; } static int remoteDispatchDomainBlockPeek(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_block_peek_args *args, remote_domain_block_peek_ret *ret) { virDomainPtr dom = NULL; char *path; unsigned long long offset; size_t size; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; path = args->path; offset = args->offset; size = args->size; flags = args->flags; if (size > REMOTE_DOMAIN_BLOCK_PEEK_BUFFER_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("size > maximum buffer size")); goto cleanup; } ret->buffer.buffer_len = size; if (VIR_ALLOC_N(ret->buffer.buffer_val, size) < 0) goto cleanup; if (virDomainBlockPeek(dom, path, offset, size, ret->buffer.buffer_val, flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(ret->buffer.buffer_val); } virObjectUnref(dom); return rv; } static int remoteDispatchDomainBlockStatsFlags(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_block_stats_flags_args *args, remote_domain_block_stats_flags_ret *ret) { virTypedParameterPtr params = NULL; virDomainPtr dom = NULL; const char *path = args->path; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; flags = args->flags; if (args->nparams > REMOTE_DOMAIN_BLOCK_STATS_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (virDomainBlockStatsFlags(dom, path, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } /* Serialize the block stats. */ if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMemoryPeek(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_memory_peek_args *args, remote_domain_memory_peek_ret *ret) { virDomainPtr dom = NULL; unsigned long long offset; size_t size; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; offset = args->offset; size = args->size; flags = args->flags; if (size > REMOTE_DOMAIN_MEMORY_PEEK_BUFFER_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("size > maximum buffer size")); goto cleanup; } ret->buffer.buffer_len = size; if (VIR_ALLOC_N(ret->buffer.buffer_val, size) < 0) goto cleanup; if (virDomainMemoryPeek(dom, offset, size, ret->buffer.buffer_val, flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(ret->buffer.buffer_val); } virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetSecurityLabel(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_security_label_args *args, remote_domain_get_security_label_ret *ret) { virDomainPtr dom = NULL; virSecurityLabelPtr seclabel = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (VIR_ALLOC(seclabel) < 0) goto cleanup; if (virDomainGetSecurityLabel(dom, seclabel) < 0) goto cleanup; ret->label.label_len = strlen(seclabel->label) + 1; if (VIR_ALLOC_N(ret->label.label_val, ret->label.label_len) < 0) goto cleanup; strcpy(ret->label.label_val, seclabel->label); ret->enforcing = seclabel->enforcing; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); VIR_FREE(seclabel); return rv; } static int remoteDispatchDomainGetSecurityLabelList(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_security_label_list_args *args, remote_domain_get_security_label_list_ret *ret) { virDomainPtr dom = NULL; virSecurityLabelPtr seclabels = NULL; int len, rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((len = virDomainGetSecurityLabelList(dom, &seclabels)) < 0) { ret->ret = len; ret->labels.labels_len = 0; ret->labels.labels_val = NULL; goto done; } if (VIR_ALLOC_N(ret->labels.labels_val, len) < 0) goto cleanup; for (i = 0; i < len; i++) { size_t label_len = strlen(seclabels[i].label) + 1; remote_domain_get_security_label_ret *cur = &ret->labels.labels_val[i]; if (VIR_ALLOC_N(cur->label.label_val, label_len) < 0) goto cleanup; if (virStrcpy(cur->label.label_val, seclabels[i].label, label_len) == NULL) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("failed to copy security label")); goto cleanup; } cur->label.label_len = label_len; cur->enforcing = seclabels[i].enforcing; } ret->labels.labels_len = ret->ret = len; done: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); VIR_FREE(seclabels); return rv; } static int remoteDispatchNodeGetSecurityModel(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_security_model_ret *ret) { virSecurityModel secmodel; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } memset(&secmodel, 0, sizeof(secmodel)); if (virNodeGetSecurityModel(priv->conn, &secmodel) < 0) goto cleanup; ret->model.model_len = strlen(secmodel.model) + 1; if (VIR_ALLOC_N(ret->model.model_val, ret->model.model_len) < 0) goto cleanup; strcpy(ret->model.model_val, secmodel.model); ret->doi.doi_len = strlen(secmodel.doi) + 1; if (VIR_ALLOC_N(ret->doi.doi_val, ret->doi.doi_len) < 0) goto cleanup; strcpy(ret->doi.doi_val, secmodel.doi); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); return rv; } static int remoteDispatchDomainGetVcpuPinInfo(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_vcpu_pin_info_args *args, remote_domain_get_vcpu_pin_info_ret *ret) { virDomainPtr dom = NULL; unsigned char *cpumaps = NULL; int num; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (args->ncpumaps > REMOTE_VCPUINFO_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("ncpumaps > REMOTE_VCPUINFO_MAX")); goto cleanup; } if (INT_MULTIPLY_OVERFLOW(args->ncpumaps, args->maplen) || args->ncpumaps * args->maplen > REMOTE_CPUMAPS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo * maplen > REMOTE_CPUMAPS_MAX")); goto cleanup; } /* Allocate buffers to take the results. */ if (args->maplen > 0 && VIR_ALLOC_N(cpumaps, args->ncpumaps * args->maplen) < 0) goto cleanup; if ((num = virDomainGetVcpuPinInfo(dom, args->ncpumaps, cpumaps, args->maplen, args->flags)) < 0) goto cleanup; ret->num = num; /* Don't need to allocate/copy the cpumaps if we make the reasonable * assumption that unsigned char and char are the same size. * Note that remoteDispatchClientRequest will free. */ ret->cpumaps.cpumaps_len = args->ncpumaps * args->maplen; ret->cpumaps.cpumaps_val = (char *) cpumaps; cpumaps = NULL; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); VIR_FREE(cpumaps); virObjectUnref(dom); return rv; } static int remoteDispatchDomainPinEmulator(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_pin_emulator_args *args) { int rv = -1; virDomainPtr dom = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainPinEmulator(dom, (unsigned char *) args->cpumap.cpumap_val, args->cpumap.cpumap_len, args->flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetEmulatorPinInfo(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_emulator_pin_info_args *args, remote_domain_get_emulator_pin_info_ret *ret) { virDomainPtr dom = NULL; unsigned char *cpumaps = NULL; int r; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; /* Allocate buffers to take the results */ if (args->maplen > 0 && VIR_ALLOC_N(cpumaps, args->maplen) < 0) goto cleanup; if ((r = virDomainGetEmulatorPinInfo(dom, cpumaps, args->maplen, args->flags)) < 0) goto cleanup; ret->ret = r; ret->cpumaps.cpumaps_len = args->maplen; ret->cpumaps.cpumaps_val = (char *) cpumaps; cpumaps = NULL; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); VIR_FREE(cpumaps); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetVcpus(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_vcpus_args *args, remote_domain_get_vcpus_ret *ret) { virDomainPtr dom = NULL; virVcpuInfoPtr info = NULL; unsigned char *cpumaps = NULL; int info_len; size_t i; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (args->maxinfo > REMOTE_VCPUINFO_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo > REMOTE_VCPUINFO_MAX")); goto cleanup; } if (INT_MULTIPLY_OVERFLOW(args->maxinfo, args->maplen) || args->maxinfo * args->maplen > REMOTE_CPUMAPS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo * maplen > REMOTE_CPUMAPS_MAX")); goto cleanup; } /* Allocate buffers to take the results. */ if (VIR_ALLOC_N(info, args->maxinfo) < 0) goto cleanup; if (args->maplen > 0 && VIR_ALLOC_N(cpumaps, args->maxinfo * args->maplen) < 0) goto cleanup; if ((info_len = virDomainGetVcpus(dom, info, args->maxinfo, cpumaps, args->maplen)) < 0) goto cleanup; /* Allocate the return buffer for info. */ ret->info.info_len = info_len; if (VIR_ALLOC_N(ret->info.info_val, info_len) < 0) goto cleanup; for (i = 0; i < info_len; ++i) { ret->info.info_val[i].number = info[i].number; ret->info.info_val[i].state = info[i].state; ret->info.info_val[i].cpu_time = info[i].cpuTime; ret->info.info_val[i].cpu = info[i].cpu; } /* Don't need to allocate/copy the cpumaps if we make the reasonable * assumption that unsigned char and char are the same size. * Note that remoteDispatchClientRequest will free. */ ret->cpumaps.cpumaps_len = args->maxinfo * args->maplen; ret->cpumaps.cpumaps_val = (char *) cpumaps; cpumaps = NULL; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(ret->info.info_val); } VIR_FREE(cpumaps); VIR_FREE(info); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetIOThreadInfo(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_iothread_info_args *args, remote_domain_get_iothread_info_ret *ret) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virDomainIOThreadInfoPtr *info = NULL; virDomainPtr dom = NULL; remote_domain_iothread_info *dst; int ninfo = 0; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((ninfo = virDomainGetIOThreadInfo(dom, &info, args->flags)) < 0) goto cleanup; if (ninfo > REMOTE_IOTHREAD_INFO_MAX) { virReportError(VIR_ERR_RPC, _("Too many IOThreads in info: %d for limit %d"), ninfo, REMOTE_IOTHREAD_INFO_MAX); goto cleanup; } if (ninfo) { if (VIR_ALLOC_N(ret->info.info_val, ninfo) < 0) goto cleanup; ret->info.info_len = ninfo; for (i = 0; i < ninfo; i++) { dst = &ret->info.info_val[i]; dst->iothread_id = info[i]->iothread_id; /* No need to allocate/copy the cpumap if we make the reasonable * assumption that unsigned char and char are the same size. */ dst->cpumap.cpumap_len = info[i]->cpumaplen; dst->cpumap.cpumap_val = (char *)info[i]->cpumap; info[i]->cpumap = NULL; } } else { ret->info.info_len = 0; ret->info.info_val = NULL; } ret->ret = ninfo; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); if (ninfo >= 0) for (i = 0; i < ninfo; i++) virDomainIOThreadInfoFree(info[i]); VIR_FREE(info); return rv; } static int remoteDispatchDomainMigratePrepare(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_prepare_args *args, remote_domain_migrate_prepare_ret *ret) { char *cookie = NULL; int cookielen = 0; char *uri_in; char **uri_out; char *dname; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } uri_in = args->uri_in == NULL ? NULL : *args->uri_in; dname = args->dname == NULL ? NULL : *args->dname; /* Wacky world of XDR ... */ if (VIR_ALLOC(uri_out) < 0) goto cleanup; if (virDomainMigratePrepare(priv->conn, &cookie, &cookielen, uri_in, uri_out, args->flags, dname, args->resource) < 0) goto cleanup; /* remoteDispatchClientRequest will free cookie, uri_out and * the string if there is one. */ ret->cookie.cookie_len = cookielen; ret->cookie.cookie_val = cookie; if (*uri_out == NULL) { ret->uri_out = NULL; } else { ret->uri_out = uri_out; uri_out = NULL; } rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); VIR_FREE(uri_out); return rv; } static int remoteDispatchDomainMigratePrepare2(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_prepare2_args *args, remote_domain_migrate_prepare2_ret *ret) { char *cookie = NULL; int cookielen = 0; char *uri_in; char **uri_out; char *dname; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } uri_in = args->uri_in == NULL ? NULL : *args->uri_in; dname = args->dname == NULL ? NULL : *args->dname; /* Wacky world of XDR ... */ if (VIR_ALLOC(uri_out) < 0) goto cleanup; if (virDomainMigratePrepare2(priv->conn, &cookie, &cookielen, uri_in, uri_out, args->flags, dname, args->resource, args->dom_xml) < 0) goto cleanup; /* remoteDispatchClientRequest will free cookie, uri_out and * the string if there is one. */ ret->cookie.cookie_len = cookielen; ret->cookie.cookie_val = cookie; ret->uri_out = *uri_out == NULL ? NULL : uri_out; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(uri_out); } return rv; } static int remoteDispatchDomainGetMemoryParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_memory_parameters_args *args, remote_domain_get_memory_parameters_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetMemoryParameters(dom, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetNumaParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_numa_parameters_args *args, remote_domain_get_numa_parameters_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_DOMAIN_NUMA_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetNumaParameters(dom, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetBlkioParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_blkio_parameters_args *args, remote_domain_get_blkio_parameters_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetBlkioParameters(dom, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchNodeGetCPUStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_cpu_stats_args *args, remote_node_get_cpu_stats_ret *ret) { virNodeCPUStatsPtr params = NULL; size_t i; int cpuNum = args->cpuNum; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_NODE_CPU_STATS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (virNodeGetCPUStats(priv->conn, cpuNum, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of stats * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } /* Serialise the memory parameters. */ ret->params.params_len = nparams; if (VIR_ALLOC_N(ret->params.params_val, nparams) < 0) goto cleanup; for (i = 0; i < nparams; ++i) { /* remoteDispatchClientRequest will free this: */ if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0) goto cleanup; ret->params.params_val[i].value = params[i].value; } success: rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); if (ret->params.params_val) { for (i = 0; i < nparams; i++) VIR_FREE(ret->params.params_val[i].field); VIR_FREE(ret->params.params_val); } } VIR_FREE(params); return rv; } static int remoteDispatchNodeGetMemoryStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_memory_stats_args *args, remote_node_get_memory_stats_ret *ret) { virNodeMemoryStatsPtr params = NULL; size_t i; int cellNum = args->cellNum; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_NODE_MEMORY_STATS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (virNodeGetMemoryStats(priv->conn, cellNum, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } /* Serialise the memory parameters. */ ret->params.params_len = nparams; if (VIR_ALLOC_N(ret->params.params_val, nparams) < 0) goto cleanup; for (i = 0; i < nparams; ++i) { /* remoteDispatchClientRequest will free this: */ if (VIR_STRDUP(ret->params.params_val[i].field, params[i].field) < 0) goto cleanup; ret->params.params_val[i].value = params[i].value; } success: rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); if (ret->params.params_val) { for (i = 0; i < nparams; i++) VIR_FREE(ret->params.params_val[i].field); VIR_FREE(ret->params.params_val); } } VIR_FREE(params); return rv; } static int remoteDispatchDomainGetPerfEvents(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_perf_events_args *args, remote_domain_get_perf_events_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetPerfEvents(dom, ¶ms, &nparams, args->flags) < 0) goto cleanup; if (nparams > REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, 0) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetBlockJobInfo(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_block_job_info_args *args, remote_domain_get_block_job_info_ret *ret) { virDomainPtr dom = NULL; virDomainBlockJobInfo tmp; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; rv = virDomainGetBlockJobInfo(dom, args->path, &tmp, args->flags); if (rv <= 0) goto cleanup; ret->type = tmp.type; ret->bandwidth = tmp.bandwidth; ret->cur = tmp.cur; ret->end = tmp.end; ret->found = 1; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetBlockIoTune(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr hdr ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_block_io_tune_args *args, remote_domain_get_block_io_tune_ret *ret) { virDomainPtr dom = NULL; int rv = -1; virTypedParameterPtr params = NULL; int nparams = 0; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->nparams > REMOTE_DOMAIN_BLOCK_IO_TUNE_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetBlockIoTune(dom, args->disk ? *args->disk : NULL, params, &nparams, args->flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } /* Serialize the block I/O tuning parameters. */ if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } /*-------------------------------------------------------------*/ static int remoteDispatchAuthList(virNetServerPtr server, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_list_ret *ret) { int rv = -1; int auth = virNetServerClientGetAuth(client); uid_t callerUid; gid_t callerGid; pid_t callerPid; unsigned long long timestamp; /* If the client is root then we want to bypass the * policykit auth to avoid root being denied if * some piece of polkit isn't present/running */ if (auth == VIR_NET_SERVER_SERVICE_AUTH_POLKIT) { if (virNetServerClientGetUNIXIdentity(client, &callerUid, &callerGid, &callerPid, ×tamp) < 0) { /* Don't do anything on error - it'll be validated at next * phase of auth anyway */ virResetLastError(); } else if (callerUid == 0) { char *ident; if (virAsprintf(&ident, "pid:%lld,uid:%d", (long long) callerPid, (int) callerUid) < 0) goto cleanup; VIR_INFO("Bypass polkit auth for privileged client %s", ident); virNetServerClientSetAuth(client, 0); virNetServerTrackCompletedAuth(server); auth = VIR_NET_SERVER_SERVICE_AUTH_NONE; VIR_FREE(ident); } } ret->types.types_len = 1; if (VIR_ALLOC_N(ret->types.types_val, ret->types.types_len) < 0) goto cleanup; switch (auth) { case VIR_NET_SERVER_SERVICE_AUTH_NONE: ret->types.types_val[0] = REMOTE_AUTH_NONE; break; case VIR_NET_SERVER_SERVICE_AUTH_POLKIT: ret->types.types_val[0] = REMOTE_AUTH_POLKIT; break; case VIR_NET_SERVER_SERVICE_AUTH_SASL: ret->types.types_val[0] = REMOTE_AUTH_SASL; break; default: ret->types.types_val[0] = REMOTE_AUTH_NONE; } rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); return rv; } #ifdef WITH_SASL /* * Initializes the SASL session in prepare for authentication * and gives the client a list of allowed mechanisms to choose */ static int remoteDispatchAuthSaslInit(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_init_ret *ret) { virNetSASLSessionPtr sasl = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virMutexLock(&priv->lock); VIR_DEBUG("Initialize SASL auth %d", virNetServerClientGetFD(client)); if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL || priv->sasl != NULL) { VIR_ERROR(_("client tried invalid SASL init request")); goto authfail; } sasl = virNetSASLSessionNewServer(saslCtxt, "libvirt", virNetServerClientLocalAddrStringSASL(client), virNetServerClientRemoteAddrStringSASL(client)); if (!sasl) goto authfail; # if WITH_GNUTLS /* Inform SASL that we've got an external SSF layer from TLS */ if (virNetServerClientHasTLSSession(client)) { int ssf; if ((ssf = virNetServerClientGetTLSKeySize(client)) < 0) goto authfail; ssf *= 8; /* key size is bytes, sasl wants bits */ VIR_DEBUG("Setting external SSF %d", ssf); if (virNetSASLSessionExtKeySize(sasl, ssf) < 0) goto authfail; } # endif if (virNetServerClientIsSecure(client)) /* If we've got TLS or UNIX domain sock, we don't care about SSF */ virNetSASLSessionSecProps(sasl, 0, 0, true); else /* Plain TCP, better get an SSF layer */ virNetSASLSessionSecProps(sasl, 56, /* Good enough to require kerberos */ 100000, /* Arbitrary big number */ false); /* No anonymous */ if (!(ret->mechlist = virNetSASLSessionListMechanisms(sasl))) goto authfail; VIR_DEBUG("Available mechanisms for client: '%s'", ret->mechlist); priv->sasl = sasl; virMutexUnlock(&priv->lock); return 0; authfail: virResetLastError(); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); virNetMessageSaveError(rerr); PROBE(RPC_SERVER_CLIENT_AUTH_FAIL, "client=%p auth=%d", client, REMOTE_AUTH_SASL); virObjectUnref(sasl); virMutexUnlock(&priv->lock); return -1; } /* * Returns 0 if ok, -1 on error, -2 if rejected */ static int remoteSASLFinish(virNetServerPtr server, virNetServerClientPtr client) { virIdentityPtr clnt_identity = NULL; const char *identity; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int ssf; /* TLS or UNIX domain sockets trivially OK */ if (!virNetServerClientIsSecure(client)) { if ((ssf = virNetSASLSessionGetKeySize(priv->sasl)) < 0) goto error; VIR_DEBUG("negotiated an SSF of %d", ssf); if (ssf < 56) { /* 56 is good for Kerberos */ VIR_ERROR(_("negotiated SSF %d was not strong enough"), ssf); return -2; } } if (!(identity = virNetSASLSessionGetIdentity(priv->sasl))) return -2; if (!virNetSASLContextCheckIdentity(saslCtxt, identity)) return -2; if (!(clnt_identity = virNetServerClientGetIdentity(client))) goto error; virNetServerClientSetAuth(client, 0); virNetServerTrackCompletedAuth(server); virNetServerClientSetSASLSession(client, priv->sasl); virIdentitySetSASLUserName(clnt_identity, identity); VIR_DEBUG("Authentication successful %d", virNetServerClientGetFD(client)); PROBE(RPC_SERVER_CLIENT_AUTH_ALLOW, "client=%p auth=%d identity=%s", client, REMOTE_AUTH_SASL, identity); virObjectUnref(clnt_identity); virObjectUnref(priv->sasl); priv->sasl = NULL; return 0; error: return -1; } /* * This starts the SASL authentication negotiation. */ static int remoteDispatchAuthSaslStart(virNetServerPtr server, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_start_args *args, remote_auth_sasl_start_ret *ret) { const char *serverout; size_t serveroutlen; int err; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); const char *identity; virMutexLock(&priv->lock); VIR_DEBUG("Start SASL auth %d", virNetServerClientGetFD(client)); if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL || priv->sasl == NULL) { VIR_ERROR(_("client tried invalid SASL start request")); goto authfail; } VIR_DEBUG("Using SASL mechanism %s. Data %d bytes, nil: %d", args->mech, args->data.data_len, args->nil); err = virNetSASLSessionServerStart(priv->sasl, args->mech, /* NB, distinction of NULL vs "" is *critical* in SASL */ args->nil ? NULL : args->data.data_val, args->data.data_len, &serverout, &serveroutlen); if (err != VIR_NET_SASL_COMPLETE && err != VIR_NET_SASL_CONTINUE) goto authfail; if (serveroutlen > REMOTE_AUTH_SASL_DATA_MAX) { VIR_ERROR(_("sasl start reply data too long %d"), (int)serveroutlen); goto authfail; } /* NB, distinction of NULL vs "" is *critical* in SASL */ if (serverout) { if (VIR_ALLOC_N(ret->data.data_val, serveroutlen) < 0) goto authfail; memcpy(ret->data.data_val, serverout, serveroutlen); } else { ret->data.data_val = NULL; } ret->nil = serverout ? 0 : 1; ret->data.data_len = serveroutlen; VIR_DEBUG("SASL return data %d bytes, nil; %d", ret->data.data_len, ret->nil); if (err == VIR_NET_SASL_CONTINUE) { ret->complete = 0; } else { /* Check username whitelist ACL */ if ((err = remoteSASLFinish(server, client)) < 0) { if (err == -2) goto authdeny; else goto authfail; } ret->complete = 1; } virMutexUnlock(&priv->lock); return 0; authfail: PROBE(RPC_SERVER_CLIENT_AUTH_FAIL, "client=%p auth=%d", client, REMOTE_AUTH_SASL); goto error; authdeny: identity = virNetSASLSessionGetIdentity(priv->sasl); PROBE(RPC_SERVER_CLIENT_AUTH_DENY, "client=%p auth=%d identity=%s", client, REMOTE_AUTH_SASL, identity); goto error; error: virObjectUnref(priv->sasl); priv->sasl = NULL; virResetLastError(); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return -1; } static int remoteDispatchAuthSaslStep(virNetServerPtr server, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_step_args *args, remote_auth_sasl_step_ret *ret) { const char *serverout; size_t serveroutlen; int err; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); const char *identity; virMutexLock(&priv->lock); VIR_DEBUG("Step SASL auth %d", virNetServerClientGetFD(client)); if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_SASL || priv->sasl == NULL) { VIR_ERROR(_("client tried invalid SASL start request")); goto authfail; } VIR_DEBUG("Step using SASL Data %d bytes, nil: %d", args->data.data_len, args->nil); err = virNetSASLSessionServerStep(priv->sasl, /* NB, distinction of NULL vs "" is *critical* in SASL */ args->nil ? NULL : args->data.data_val, args->data.data_len, &serverout, &serveroutlen); if (err != VIR_NET_SASL_COMPLETE && err != VIR_NET_SASL_CONTINUE) goto authfail; if (serveroutlen > REMOTE_AUTH_SASL_DATA_MAX) { VIR_ERROR(_("sasl step reply data too long %d"), (int)serveroutlen); goto authfail; } /* NB, distinction of NULL vs "" is *critical* in SASL */ if (serverout) { if (VIR_ALLOC_N(ret->data.data_val, serveroutlen) < 0) goto authfail; memcpy(ret->data.data_val, serverout, serveroutlen); } else { ret->data.data_val = NULL; } ret->nil = serverout ? 0 : 1; ret->data.data_len = serveroutlen; VIR_DEBUG("SASL return data %d bytes, nil; %d", ret->data.data_len, ret->nil); if (err == VIR_NET_SASL_CONTINUE) { ret->complete = 0; } else { /* Check username whitelist ACL */ if ((err = remoteSASLFinish(server, client)) < 0) { if (err == -2) goto authdeny; else goto authfail; } ret->complete = 1; } virMutexUnlock(&priv->lock); return 0; authfail: PROBE(RPC_SERVER_CLIENT_AUTH_FAIL, "client=%p auth=%d", client, REMOTE_AUTH_SASL); goto error; authdeny: identity = virNetSASLSessionGetIdentity(priv->sasl); PROBE(RPC_SERVER_CLIENT_AUTH_DENY, "client=%p auth=%d identity=%s", client, REMOTE_AUTH_SASL, identity); goto error; error: virObjectUnref(priv->sasl); priv->sasl = NULL; virResetLastError(); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return -1; } #else static int remoteDispatchAuthSaslInit(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_init_ret *ret ATTRIBUTE_UNUSED) { VIR_WARN("Client tried unsupported SASL auth"); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); virNetMessageSaveError(rerr); return -1; } static int remoteDispatchAuthSaslStart(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_start_args *args ATTRIBUTE_UNUSED, remote_auth_sasl_start_ret *ret ATTRIBUTE_UNUSED) { VIR_WARN("Client tried unsupported SASL auth"); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); virNetMessageSaveError(rerr); return -1; } static int remoteDispatchAuthSaslStep(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_sasl_step_args *args ATTRIBUTE_UNUSED, remote_auth_sasl_step_ret *ret ATTRIBUTE_UNUSED) { VIR_WARN("Client tried unsupported SASL auth"); virReportError(VIR_ERR_AUTH_FAILED, "%s", _("authentication failed")); virNetMessageSaveError(rerr); return -1; } #endif static int remoteDispatchAuthPolkit(virNetServerPtr server, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_auth_polkit_ret *ret) { pid_t callerPid = -1; gid_t callerGid = -1; uid_t callerUid = -1; unsigned long long timestamp; const char *action; char *ident = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int rv; virMutexLock(&priv->lock); action = virNetServerClientGetReadonly(client) ? "org.libvirt.unix.monitor" : "org.libvirt.unix.manage"; VIR_DEBUG("Start PolicyKit auth %d", virNetServerClientGetFD(client)); if (virNetServerClientGetAuth(client) != VIR_NET_SERVER_SERVICE_AUTH_POLKIT) { VIR_ERROR(_("client tried invalid PolicyKit init request")); goto authfail; } if (virNetServerClientGetUNIXIdentity(client, &callerUid, &callerGid, &callerPid, ×tamp) < 0) { goto authfail; } if (timestamp == 0) { VIR_WARN("Failing polkit auth due to missing client (pid=%lld) start time", (long long)callerPid); goto authfail; } VIR_INFO("Checking PID %lld running as %d", (long long) callerPid, callerUid); rv = virPolkitCheckAuth(action, callerPid, timestamp, callerUid, NULL, true); if (rv == -1) goto authfail; else if (rv == -2) goto authdeny; PROBE(RPC_SERVER_CLIENT_AUTH_ALLOW, "client=%p auth=%d identity=%s", client, REMOTE_AUTH_POLKIT, ident); VIR_INFO("Policy allowed action %s from pid %lld, uid %d", action, (long long) callerPid, callerUid); ret->complete = 1; virNetServerClientSetAuth(client, 0); virNetServerTrackCompletedAuth(server); virMutexUnlock(&priv->lock); return 0; error: virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return -1; authfail: PROBE(RPC_SERVER_CLIENT_AUTH_FAIL, "client=%p auth=%d", client, REMOTE_AUTH_POLKIT); goto error; authdeny: PROBE(RPC_SERVER_CLIENT_AUTH_DENY, "client=%p auth=%d identity=%s", client, REMOTE_AUTH_POLKIT, ident); goto error; } /*************************************************************** * NODE INFO APIS **************************************************************/ static int remoteDispatchNodeDeviceGetParent(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_device_get_parent_args *args, remote_node_device_get_parent_ret *ret) { virNodeDevicePtr dev = NULL; const char *parent = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dev = virNodeDeviceLookupByName(priv->conn, args->name))) goto cleanup; parent = virNodeDeviceGetParent(dev); if (parent == NULL) { ret->parent = NULL; } else { /* remoteDispatchClientRequest will free this. */ char **parent_p; if (VIR_ALLOC(parent_p) < 0) goto cleanup; if (VIR_STRDUP(*parent_p, parent) < 0) { VIR_FREE(parent_p); goto cleanup; } ret->parent = parent_p; } rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dev); return rv; } static int remoteDispatchConnectRegisterCloseCallback(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr) { int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virMutexLock(&priv->lock); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (virConnectRegisterCloseCallback(priv->conn, remoteRelayConnectionClosedEvent, client, NULL) < 0) goto cleanup; priv->closeRegistered = true; rv = 0; cleanup: virMutexUnlock(&priv->lock); if (rv < 0) virNetMessageSaveError(rerr); return rv; } static int remoteDispatchConnectUnregisterCloseCallback(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr) { int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virMutexLock(&priv->lock); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (virConnectUnregisterCloseCallback(priv->conn, remoteRelayConnectionClosedEvent) < 0) goto cleanup; priv->closeRegistered = false; rv = 0; cleanup: virMutexUnlock(&priv->lock); if (rv < 0) virNetMessageSaveError(rerr); return rv; } /*************************** * Register / deregister events ***************************/ static int remoteDispatchConnectDomainEventRegister(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_register_ret *ret ATTRIBUTE_UNUSED) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; or you can use VIR_APPEND_ELEMENT_COPY to avoid * clearing 'callback' and having to juggle the pointer * between 'ref' and 'callback'. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = VIR_DOMAIN_EVENT_ID_LIFECYCLE; callback->callbackID = -1; callback->legacy = true; ref = callback; if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks, priv->ndomainEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectDomainEventRegisterAny(priv->conn, NULL, VIR_DOMAIN_EVENT_ID_LIFECYCLE, VIR_DOMAIN_EVENT_CALLBACK(remoteRelayDomainEventLifecycle), ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->domainEventCallbacks, priv->ndomainEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectDomainEventDeregister(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_deregister_ret *ret ATTRIBUTE_UNUSED) { int callbackID = -1; int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->ndomainEventCallbacks; i++) { if (priv->domainEventCallbacks[i]->eventID == VIR_DOMAIN_EVENT_ID_LIFECYCLE) { callbackID = priv->domainEventCallbacks[i]->callbackID; break; } } if (callbackID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("domain event %d not registered"), VIR_DOMAIN_EVENT_ID_LIFECYCLE); goto cleanup; } if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i, priv->ndomainEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static void remoteDispatchObjectEventSend(virNetServerClientPtr client, virNetServerProgramPtr program, int procnr, xdrproc_t proc, void *data) { virNetMessagePtr msg; if (!(msg = virNetMessageNew(false))) goto cleanup; msg->header.prog = virNetServerProgramGetID(program); msg->header.vers = virNetServerProgramGetVersion(program); msg->header.proc = procnr; msg->header.type = VIR_NET_MESSAGE; msg->header.serial = 1; msg->header.status = VIR_NET_OK; if (virNetMessageEncodeHeader(msg) < 0) goto cleanup; if (virNetMessageEncodePayload(msg, proc, data) < 0) goto cleanup; VIR_DEBUG("Queue event %d %zu", procnr, msg->bufferLength); virNetServerClientSendMessage(client, msg); xdr_free(proc, data); return; cleanup: virNetMessageFree(msg); xdr_free(proc, data); } static int remoteDispatchSecretGetValue(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_secret_get_value_args *args, remote_secret_get_value_ret *ret) { virSecretPtr secret = NULL; size_t value_size; unsigned char *value; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(secret = get_nonnull_secret(priv->conn, args->secret))) goto cleanup; if (!(value = virSecretGetValue(secret, &value_size, args->flags))) goto cleanup; ret->value.value_len = value_size; ret->value.value_val = (char *)value; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(secret); return rv; } static int remoteDispatchDomainGetState(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_state_args *args, remote_domain_get_state_ret *ret) { virDomainPtr dom = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetState(dom, &ret->state, &ret->reason, args->flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } /* Due to back-compat reasons, two RPC calls map to the same libvirt * API of virConnectDomainEventRegisterAny. A client should only use * the new call if they have probed * VIR_DRV_SUPPORTS_FEATURE(VIR_DRV_FEATURE_REMOTE_EVENT_CALLBACK), * and must not mix the two styles. */ static int remoteDispatchConnectDomainEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_register_any_args *args) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); /* We intentionally do not use VIR_DOMAIN_EVENT_ID_LAST here; any * new domain events added after this point should only use the * modern callback style of RPC. */ if (args->eventID > VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"), args->eventID); goto cleanup; } /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = args->eventID; callback->callbackID = -1; callback->legacy = true; ref = callback; if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks, priv->ndomainEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectDomainEventRegisterAny(priv->conn, NULL, args->eventID, domainEventCallbacks[args->eventID], ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->domainEventCallbacks, priv->ndomainEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectDomainEventCallbackRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_callback_register_any_args *args, remote_connect_domain_event_callback_register_any_ret *ret) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virDomainPtr dom = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); if (args->dom && !(dom = get_nonnull_domain(priv->conn, *args->dom))) goto cleanup; if (args->eventID >= VIR_DOMAIN_EVENT_ID_LAST || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"), args->eventID); goto cleanup; } /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = args->eventID; callback->callbackID = -1; ref = callback; if (VIR_APPEND_ELEMENT(priv->domainEventCallbacks, priv->ndomainEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectDomainEventRegisterAny(priv->conn, dom, args->eventID, domainEventCallbacks[args->eventID], ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->domainEventCallbacks, priv->ndomainEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; ret->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectDomainEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_deregister_any_args *args) { int callbackID = -1; int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); /* We intentionally do not use VIR_DOMAIN_EVENT_ID_LAST here; any * new domain events added after this point should only use the * modern callback style of RPC. */ if (args->eventID > VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported event ID %d"), args->eventID); goto cleanup; } for (i = 0; i < priv->ndomainEventCallbacks; i++) { if (priv->domainEventCallbacks[i]->eventID == args->eventID) { callbackID = priv->domainEventCallbacks[i]->callbackID; break; } } if (callbackID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("domain event %d not registered"), args->eventID); goto cleanup; } if (virConnectDomainEventDeregisterAny(priv->conn, callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i, priv->ndomainEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectDomainEventCallbackDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_domain_event_callback_deregister_any_args *args) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->ndomainEventCallbacks; i++) { if (priv->domainEventCallbacks[i]->callbackID == args->callbackID) break; } if (i == priv->ndomainEventCallbacks) { virReportError(VIR_ERR_INTERNAL_ERROR, _("domain event callback %d not registered"), args->callbackID); goto cleanup; } if (virConnectDomainEventDeregisterAny(priv->conn, args->callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->domainEventCallbacks, i, priv->ndomainEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int qemuDispatchDomainMonitorCommand(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, qemu_domain_monitor_command_args *args, qemu_domain_monitor_command_ret *ret) { virDomainPtr dom = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainQemuMonitorCommand(dom, args->cmd, &ret->result, args->flags) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateBegin3(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_begin3_args *args, remote_domain_migrate_begin3_ret *ret) { char *xml = NULL; virDomainPtr dom = NULL; char *dname; char *xmlin; char *cookieout = NULL; int cookieoutlen = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; xmlin = args->xmlin == NULL ? NULL : *args->xmlin; dname = args->dname == NULL ? NULL : *args->dname; if (!(xml = virDomainMigrateBegin3(dom, xmlin, &cookieout, &cookieoutlen, args->flags, dname, args->resource))) goto cleanup; /* remoteDispatchClientRequest will free cookie and * the xml string if there is one. */ ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; ret->xml = xml; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigratePrepare3(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_prepare3_args *args, remote_domain_migrate_prepare3_ret *ret) { char *cookieout = NULL; int cookieoutlen = 0; char *uri_in; char **uri_out; char *dname; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } uri_in = args->uri_in == NULL ? NULL : *args->uri_in; dname = args->dname == NULL ? NULL : *args->dname; /* Wacky world of XDR ... */ if (VIR_ALLOC(uri_out) < 0) goto cleanup; if (virDomainMigratePrepare3(priv->conn, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, uri_in, uri_out, args->flags, dname, args->resource, args->dom_xml) < 0) goto cleanup; /* remoteDispatchClientRequest will free cookie, uri_out and * the string if there is one. */ ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; ret->uri_out = *uri_out == NULL ? NULL : uri_out; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(uri_out); } return rv; } static int remoteDispatchDomainMigratePerform3(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_perform3_args *args, remote_domain_migrate_perform3_ret *ret) { virDomainPtr dom = NULL; char *xmlin; char *dname; char *uri; char *dconnuri; char *cookieout = NULL; int cookieoutlen = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; xmlin = args->xmlin == NULL ? NULL : *args->xmlin; dname = args->dname == NULL ? NULL : *args->dname; uri = args->uri == NULL ? NULL : *args->uri; dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri; if (virDomainMigratePerform3(dom, xmlin, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, dconnuri, uri, args->flags, dname, args->resource) < 0) goto cleanup; /* remoteDispatchClientRequest will free cookie */ ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateFinish3(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_finish3_args *args, remote_domain_migrate_finish3_ret *ret) { virDomainPtr dom = NULL; char *cookieout = NULL; int cookieoutlen = 0; char *uri; char *dconnuri; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } uri = args->uri == NULL ? NULL : *args->uri; dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri; if (!(dom = virDomainMigrateFinish3(priv->conn, args->dname, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, dconnuri, uri, args->flags, args->cancelled))) goto cleanup; make_nonnull_domain(&ret->dom, dom); /* remoteDispatchClientRequest will free cookie */ ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(cookieout); } virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateConfirm3(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_confirm3_args *args) { virDomainPtr dom = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainMigrateConfirm3(dom, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, args->flags, args->cancelled) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchConnectSupportsFeature(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_connect_supports_feature_args *args, remote_connect_supports_feature_ret *ret) { int rv = -1; int supported; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); /* This feature is checked before opening the connection, thus we must * check it first. */ if (args->feature == VIR_DRV_FEATURE_PROGRAM_KEEPALIVE) { if (virNetServerClientStartKeepAlive(client) < 0) goto cleanup; supported = 1; goto done; } if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } switch (args->feature) { case VIR_DRV_FEATURE_FD_PASSING: case VIR_DRV_FEATURE_REMOTE_EVENT_CALLBACK: case VIR_DRV_FEATURE_REMOTE_CLOSE_CALLBACK: supported = 1; break; default: if ((supported = virConnectSupportsFeature(priv->conn, args->feature)) < 0) goto cleanup; break; } done: ret->supported = supported; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); return rv; } static int remoteDispatchDomainOpenGraphics(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg, virNetMessageErrorPtr rerr, remote_domain_open_graphics_args *args) { virDomainPtr dom = NULL; int rv = -1; int fd = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((fd = virNetMessageDupFD(msg, 0)) < 0) goto cleanup; if (virDomainOpenGraphics(dom, args->idx, fd, args->flags) < 0) goto cleanup; rv = 0; cleanup: VIR_FORCE_CLOSE(fd); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainOpenGraphicsFd(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg, virNetMessageErrorPtr rerr, remote_domain_open_graphics_fd_args *args) { virDomainPtr dom = NULL; int rv = -1; int fd = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((fd = virDomainOpenGraphicsFD(dom, args->idx, args->flags)) < 0) goto cleanup; if (virNetMessageAddFD(msg, fd) < 0) goto cleanup; /* return 1 here to let virNetServerProgramDispatchCall know * we are passing a FD */ rv = 1; cleanup: VIR_FORCE_CLOSE(fd); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetInterfaceParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_interface_parameters_args *args, remote_domain_get_interface_parameters_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; const char *device = args->device; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_DOMAIN_INTERFACE_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetInterfaceParameters(dom, device, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetCPUStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr hdr ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_cpu_stats_args *args, remote_domain_get_cpu_stats_ret *ret) { virDomainPtr dom = NULL; struct daemonClientPrivate *priv; virTypedParameterPtr params = NULL; int rv = -1; int percpu_len = 0; priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->nparams > REMOTE_NODE_CPU_STATS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->ncpus > REMOTE_DOMAIN_GET_CPU_STATS_NCPUS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("ncpus too large")); goto cleanup; } if (args->nparams > 0 && VIR_ALLOC_N(params, args->ncpus * args->nparams) < 0) goto cleanup; if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; percpu_len = virDomainGetCPUStats(dom, params, args->nparams, args->start_cpu, args->ncpus, args->flags); if (percpu_len < 0) goto cleanup; /* If nparams == 0, the function returns a single value */ if (args->nparams == 0) goto success; if (virTypedParamsSerialize(params, args->nparams * args->ncpus, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; ret->nparams = percpu_len; if (args->nparams && !(args->flags & VIR_TYPED_PARAM_STRING_OKAY)) { size_t i; for (i = 0; i < percpu_len; i++) { if (params[i].type == VIR_TYPED_PARAM_STRING) ret->nparams--; } } cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, args->ncpus * args->nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetDiskErrors(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_disk_errors_args *args, remote_domain_get_disk_errors_ret *ret) { int rv = -1; virDomainPtr dom = NULL; virDomainDiskErrorPtr errors = NULL; int len = 0; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (args->maxerrors > REMOTE_DOMAIN_DISK_ERRORS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxerrors too large")); goto cleanup; } if (args->maxerrors && VIR_ALLOC_N(errors, args->maxerrors) < 0) goto cleanup; if ((len = virDomainGetDiskErrors(dom, errors, args->maxerrors, args->flags)) < 0) goto cleanup; ret->nerrors = len; if (errors && remoteSerializeDomainDiskErrors(errors, len, &ret->errors.errors_val, &ret->errors.errors_len) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); if (errors && len > 0) { size_t i; for (i = 0; i < len; i++) VIR_FREE(errors[i].disk); } VIR_FREE(errors); return rv; } static int remoteDispatchNodeGetMemoryParameters(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_memory_parameters_args *args, remote_node_get_memory_parameters_ret *ret) { virTypedParameterPtr params = NULL; int nparams = 0; unsigned int flags; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; if (args->nparams > REMOTE_NODE_MEMORY_PARAMETERS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large")); goto cleanup; } if (args->nparams && VIR_ALLOC_N(params, args->nparams) < 0) goto cleanup; nparams = args->nparams; if (virNodeGetMemoryParameters(priv->conn, params, &nparams, flags) < 0) goto cleanup; /* In this case, we need to send back the number of parameters * supported */ if (args->nparams == 0) { ret->nparams = nparams; goto success; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, args->flags) < 0) goto cleanup; success: rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); return rv; } static int remoteDispatchNodeGetCPUMap(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_cpu_map_args *args, remote_node_get_cpu_map_ret *ret) { unsigned char *cpumap = NULL; unsigned int online = 0; unsigned int flags; int cpunum; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } flags = args->flags; cpunum = virNodeGetCPUMap(priv->conn, args->need_map ? &cpumap : NULL, args->need_online ? &online : NULL, flags); if (cpunum < 0) goto cleanup; /* 'serialize' return cpumap */ if (args->need_map) { ret->cpumap.cpumap_len = VIR_CPU_MAPLEN(cpunum); ret->cpumap.cpumap_val = (char *) cpumap; cpumap = NULL; } ret->online = online; ret->ret = cpunum; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); VIR_FREE(cpumap); return rv; } static int lxcDispatchDomainOpenNamespace(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, lxc_domain_open_namespace_args *args) { int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int *fdlist = NULL; int ret; virDomainPtr dom = NULL; size_t i; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; ret = virDomainLxcOpenNamespace(dom, &fdlist, args->flags); if (ret < 0) goto cleanup; /* We shouldn't have received any from the client, * but in case they're playing games with us, prevent * a resource leak */ for (i = 0; i < msg->nfds; i++) VIR_FORCE_CLOSE(msg->fds[i]); VIR_FREE(msg->fds); msg->nfds = 0; msg->fds = fdlist; msg->nfds = ret; rv = 1; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainGetJobStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_job_stats_args *args, remote_domain_get_job_stats_ret *ret) { virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetJobStats(dom, &ret->type, ¶ms, &nparams, args->flags) < 0) goto cleanup; if (nparams > REMOTE_DOMAIN_JOB_STATS_MAX) { virReportError(VIR_ERR_RPC, _("Too many job stats '%d' for limit '%d'"), nparams, REMOTE_DOMAIN_JOB_STATS_MAX); goto cleanup; } if (virTypedParamsSerialize(params, nparams, (virTypedParameterRemotePtr *) &ret->params.params_val, &ret->params.params_len, 0) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virTypedParamsFree(params, nparams); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateBegin3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_begin3_params_args *args, remote_domain_migrate_begin3_params_ret *ret) { char *xml = NULL; virDomainPtr dom = NULL; virTypedParameterPtr params = NULL; int nparams = 0; char *cookieout = NULL; int cookieoutlen = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; if (!(xml = virDomainMigrateBegin3Params(dom, params, nparams, &cookieout, &cookieoutlen, args->flags))) goto cleanup; ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; ret->xml = xml; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigratePrepare3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_prepare3_params_args *args, remote_domain_migrate_prepare3_params_ret *ret) { virTypedParameterPtr params = NULL; int nparams = 0; char *cookieout = NULL; int cookieoutlen = 0; char **uri_out; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; /* Wacky world of XDR ... */ if (VIR_ALLOC(uri_out) < 0) goto cleanup; if (virDomainMigratePrepare3Params(priv->conn, params, nparams, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, uri_out, args->flags) < 0) goto cleanup; ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; ret->uri_out = !*uri_out ? NULL : uri_out; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(uri_out); } return rv; } static int remoteDispatchDomainMigratePrepareTunnel3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg, virNetMessageErrorPtr rerr, remote_domain_migrate_prepare_tunnel3_params_args *args, remote_domain_migrate_prepare_tunnel3_params_ret *ret) { virTypedParameterPtr params = NULL; int nparams = 0; char *cookieout = NULL; int cookieoutlen = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virStreamPtr st = NULL; daemonClientStreamPtr stream = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; if (!(st = virStreamNew(priv->conn, VIR_STREAM_NONBLOCK)) || !(stream = daemonCreateClientStream(client, st, remoteProgram, &msg->header))) goto cleanup; if (virDomainMigratePrepareTunnel3Params(priv->conn, st, params, nparams, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, args->flags) < 0) goto cleanup; if (daemonAddClientStream(client, stream, false) < 0) goto cleanup; ret->cookie_out.cookie_out_val = cookieout; ret->cookie_out.cookie_out_len = cookieoutlen; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(cookieout); if (stream) { virStreamAbort(st); daemonFreeClientStream(client, stream); } else { virObjectUnref(st); } } return rv; } static int remoteDispatchDomainMigratePerform3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_perform3_params_args *args, remote_domain_migrate_perform3_params_ret *ret) { virTypedParameterPtr params = NULL; int nparams = 0; virDomainPtr dom = NULL; char *cookieout = NULL; int cookieoutlen = 0; char *dconnuri; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; dconnuri = args->dconnuri == NULL ? NULL : *args->dconnuri; if (virDomainMigratePerform3Params(dom, dconnuri, params, nparams, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, args->flags) < 0) goto cleanup; ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateFinish3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_finish3_params_args *args, remote_domain_migrate_finish3_params_ret *ret) { virTypedParameterPtr params = NULL; int nparams = 0; virDomainPtr dom = NULL; char *cookieout = NULL; int cookieoutlen = 0; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; dom = virDomainMigrateFinish3Params(priv->conn, params, nparams, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, &cookieout, &cookieoutlen, args->flags, args->cancelled); if (!dom) goto cleanup; make_nonnull_domain(&ret->dom, dom); ret->cookie_out.cookie_out_len = cookieoutlen; ret->cookie_out.cookie_out_val = cookieout; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(cookieout); } virObjectUnref(dom); return rv; } static int remoteDispatchDomainMigrateConfirm3Params(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_migrate_confirm3_params_args *args) { virTypedParameterPtr params = NULL; int nparams = 0; virDomainPtr dom = NULL; int rv = -1; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->params.params_len > REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX) { virReportError(VIR_ERR_RPC, _("Too many migration parameters '%d' for limit '%d'"), args->params.params_len, REMOTE_DOMAIN_MIGRATE_PARAM_LIST_MAX); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virTypedParamsDeserialize((virTypedParameterRemotePtr) args->params.params_val, args->params.params_len, 0, ¶ms, &nparams) < 0) goto cleanup; if (virDomainMigrateConfirm3Params(dom, params, nparams, args->cookie_in.cookie_in_val, args->cookie_in.cookie_in_len, args->flags, args->cancelled) < 0) goto cleanup; rv = 0; cleanup: virTypedParamsFree(params, nparams); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchConnectGetCPUModelNames(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client ATTRIBUTE_UNUSED, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_connect_get_cpu_model_names_args *args, remote_connect_get_cpu_model_names_ret *ret) { int len, rv = -1; char **models = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } len = virConnectGetCPUModelNames(priv->conn, args->arch, args->need_results ? &models : NULL, args->flags); if (len < 0) goto cleanup; if (len > REMOTE_CONNECT_CPU_MODELS_MAX) { virReportError(VIR_ERR_RPC, _("Too many CPU models '%d' for limit '%d'"), len, REMOTE_CONNECT_CPU_MODELS_MAX); goto cleanup; } if (len && models) { ret->models.models_val = models; ret->models.models_len = len; models = NULL; } else { ret->models.models_val = NULL; ret->models.models_len = 0; } ret->ret = len; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virStringListFree(models); return rv; } static int remoteDispatchDomainCreateXMLWithFiles(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_create_xml_with_files_args *args, remote_domain_create_xml_with_files_ret *ret) { int rv = -1; virDomainPtr dom = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int *files = NULL; unsigned int nfiles = 0; size_t i; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (VIR_ALLOC_N(files, msg->nfds) < 0) goto cleanup; for (i = 0; i < msg->nfds; i++) { if ((files[i] = virNetMessageDupFD(msg, i)) < 0) goto cleanup; nfiles++; } if ((dom = virDomainCreateXMLWithFiles(priv->conn, args->xml_desc, nfiles, files, args->flags)) == NULL) goto cleanup; make_nonnull_domain(&ret->dom, dom); rv = 0; cleanup: for (i = 0; i < nfiles; i++) VIR_FORCE_CLOSE(files[i]); VIR_FREE(files); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchDomainCreateWithFiles(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_create_with_files_args *args, remote_domain_create_with_files_ret *ret) { int rv = -1; virDomainPtr dom = NULL; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); int *files = NULL; unsigned int nfiles = 0; size_t i; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (VIR_ALLOC_N(files, msg->nfds) < 0) goto cleanup; for (i = 0; i < msg->nfds; i++) { if ((files[i] = virNetMessageDupFD(msg, i)) < 0) goto cleanup; nfiles++; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainCreateWithFiles(dom, nfiles, files, args->flags) < 0) goto cleanup; make_nonnull_domain(&ret->dom, dom); rv = 0; cleanup: for (i = 0; i < nfiles; i++) VIR_FORCE_CLOSE(files[i]); VIR_FREE(files); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchConnectNetworkEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_network_event_register_any_args *args, remote_connect_network_event_register_any_ret *ret) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virNetworkPtr net = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); if (args->net && !(net = get_nonnull_network(priv->conn, *args->net))) goto cleanup; if (args->eventID >= VIR_NETWORK_EVENT_ID_LAST || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported network event ID %d"), args->eventID); goto cleanup; } /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = args->eventID; callback->callbackID = -1; ref = callback; if (VIR_APPEND_ELEMENT(priv->networkEventCallbacks, priv->nnetworkEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectNetworkEventRegisterAny(priv->conn, net, args->eventID, networkEventCallbacks[args->eventID], ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->networkEventCallbacks, priv->nnetworkEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; ret->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(net); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectNetworkEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_network_event_deregister_any_args *args) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->nnetworkEventCallbacks; i++) { if (priv->networkEventCallbacks[i]->callbackID == args->callbackID) break; } if (i == priv->nnetworkEventCallbacks) { virReportError(VIR_ERR_INTERNAL_ERROR, _("network event callback %d not registered"), args->callbackID); goto cleanup; } if (virConnectNetworkEventDeregisterAny(priv->conn, args->callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->networkEventCallbacks, i, priv->nnetworkEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectStoragePoolEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_storage_pool_event_register_any_args *args, remote_connect_storage_pool_event_register_any_ret *ret) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virStoragePoolPtr pool = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); if (args->pool && !(pool = get_nonnull_storage_pool(priv->conn, *args->pool))) goto cleanup; if (args->eventID >= VIR_STORAGE_POOL_EVENT_ID_LAST || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported storage pool event ID %d"), args->eventID); goto cleanup; } /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = args->eventID; callback->callbackID = -1; ref = callback; if (VIR_APPEND_ELEMENT(priv->storageEventCallbacks, priv->nstorageEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectStoragePoolEventRegisterAny(priv->conn, pool, args->eventID, storageEventCallbacks[args->eventID], ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->storageEventCallbacks, priv->nstorageEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; ret->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(pool); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectStoragePoolEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_storage_pool_event_deregister_any_args *args) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->nstorageEventCallbacks; i++) { if (priv->storageEventCallbacks[i]->callbackID == args->callbackID) break; } if (i == priv->nstorageEventCallbacks) { virReportError(VIR_ERR_INTERNAL_ERROR, _("storage pool event callback %d not registered"), args->callbackID); goto cleanup; } if (virConnectStoragePoolEventDeregisterAny(priv->conn, args->callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->storageEventCallbacks, i, priv->nstorageEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectNodeDeviceEventRegisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_node_device_event_register_any_args *args, remote_connect_node_device_event_register_any_ret *ret) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virNodeDevicePtr dev = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); if (args->dev && !(dev = get_nonnull_node_device(priv->conn, *args->dev))) goto cleanup; if (args->eventID >= VIR_NODE_DEVICE_EVENT_ID_LAST || args->eventID < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, _("unsupported node device event ID %d"), args->eventID); goto cleanup; } /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->eventID = args->eventID; callback->callbackID = -1; ref = callback; if (VIR_APPEND_ELEMENT(priv->nodeDeviceEventCallbacks, priv->nnodeDeviceEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectNodeDeviceEventRegisterAny(priv->conn, dev, args->eventID, nodeDeviceEventCallbacks[args->eventID], ref, remoteEventCallbackFree)) < 0) { VIR_SHRINK_N(priv->nodeDeviceEventCallbacks, priv->nnodeDeviceEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; ret->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dev); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchConnectNodeDeviceEventDeregisterAny(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, remote_connect_node_device_event_deregister_any_args *args) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->nnodeDeviceEventCallbacks; i++) { if (priv->nodeDeviceEventCallbacks[i]->callbackID == args->callbackID) break; } if (i == priv->nnodeDeviceEventCallbacks) { virReportError(VIR_ERR_INTERNAL_ERROR, _("node device event callback %d not registered"), args->callbackID); goto cleanup; } if (virConnectNodeDeviceEventDeregisterAny(priv->conn, args->callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->nodeDeviceEventCallbacks, i, priv->nnodeDeviceEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int qemuDispatchConnectDomainMonitorEventRegister(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, qemu_connect_domain_monitor_event_register_args *args, qemu_connect_domain_monitor_event_register_ret *ret) { int callbackID; int rv = -1; daemonClientEventCallbackPtr callback = NULL; daemonClientEventCallbackPtr ref; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virDomainPtr dom = NULL; const char *event = args->event ? *args->event : NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); if (args->dom && !(dom = get_nonnull_domain(priv->conn, *args->dom))) goto cleanup; /* If we call register first, we could append a complete callback * to our array, but on OOM append failure, we'd have to then hope * deregister works to undo our register. So instead we append an * incomplete callback to our array, then register, then fix up * our callback; but since VIR_APPEND_ELEMENT clears 'callback' on * success, we use 'ref' to save a copy of the pointer. */ if (VIR_ALLOC(callback) < 0) goto cleanup; callback->client = client; callback->callbackID = -1; ref = callback; if (VIR_APPEND_ELEMENT(priv->qemuEventCallbacks, priv->nqemuEventCallbacks, callback) < 0) goto cleanup; if ((callbackID = virConnectDomainQemuMonitorEventRegister(priv->conn, dom, event, remoteRelayDomainQemuMonitorEvent, ref, remoteEventCallbackFree, args->flags)) < 0) { VIR_SHRINK_N(priv->qemuEventCallbacks, priv->nqemuEventCallbacks, 1); callback = ref; goto cleanup; } ref->callbackID = callbackID; ret->callbackID = callbackID; rv = 0; cleanup: VIR_FREE(callback); if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); virMutexUnlock(&priv->lock); return rv; } static int qemuDispatchConnectDomainMonitorEventDeregister(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED, qemu_connect_domain_monitor_event_deregister_args *args) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } virMutexLock(&priv->lock); for (i = 0; i < priv->nqemuEventCallbacks; i++) { if (priv->qemuEventCallbacks[i]->callbackID == args->callbackID) break; } if (i == priv->nqemuEventCallbacks) { virReportError(VIR_ERR_INTERNAL_ERROR, _("qemu monitor event callback %d not registered"), args->callbackID); goto cleanup; } if (virConnectDomainQemuMonitorEventDeregister(priv->conn, args->callbackID) < 0) goto cleanup; VIR_DELETE_ELEMENT(priv->qemuEventCallbacks, i, priv->nqemuEventCallbacks); rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virMutexUnlock(&priv->lock); return rv; } static int remoteDispatchDomainGetTime(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_time_args *args, remote_domain_get_time_ret *ret) { int rv = -1; virDomainPtr dom = NULL; long long seconds; unsigned int nseconds; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if (virDomainGetTime(dom, &seconds, &nseconds, args->flags) < 0) goto cleanup; ret->seconds = seconds; ret->nseconds = nseconds; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); return rv; } static int remoteDispatchNodeGetFreePages(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_get_free_pages_args *args, remote_node_get_free_pages_ret *ret) { int rv = -1; int len; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->pages.pages_len * args->cellCount > REMOTE_NODE_MAX_CELLS) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("the result won't fit into REMOTE_NODE_MAX_CELLS")); goto cleanup; } /* Allocate return buffer. */ if (VIR_ALLOC_N(ret->counts.counts_val, args->pages.pages_len * args->cellCount) < 0) goto cleanup; if ((len = virNodeGetFreePages(priv->conn, args->pages.pages_len, args->pages.pages_val, args->startCell, args->cellCount, (unsigned long long *) ret->counts.counts_val, args->flags)) <= 0) goto cleanup; ret->counts.counts_len = len; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); VIR_FREE(ret->counts.counts_val); } return rv; } /* Copy contents of virNetworkDHCPLeasePtr to remote_network_dhcp_lease */ static int remoteSerializeDHCPLease(remote_network_dhcp_lease *lease_dst, virNetworkDHCPLeasePtr lease_src) { char **mac_tmp = NULL; char **iaid_tmp = NULL; char **hostname_tmp = NULL; char **clientid_tmp = NULL; lease_dst->expirytime = lease_src->expirytime; lease_dst->type = lease_src->type; lease_dst->prefix = lease_src->prefix; if (VIR_STRDUP(lease_dst->iface, lease_src->iface) < 0 || VIR_STRDUP(lease_dst->ipaddr, lease_src->ipaddr) < 0) goto error; if (lease_src->mac) { if (VIR_ALLOC(mac_tmp) < 0 || VIR_STRDUP(*mac_tmp, lease_src->mac) < 0) goto error; } if (lease_src->iaid) { if (VIR_ALLOC(iaid_tmp) < 0 || VIR_STRDUP(*iaid_tmp, lease_src->iaid) < 0) goto error; } if (lease_src->hostname) { if (VIR_ALLOC(hostname_tmp) < 0 || VIR_STRDUP(*hostname_tmp, lease_src->hostname) < 0) goto error; } if (lease_src->clientid) { if (VIR_ALLOC(clientid_tmp) < 0 || VIR_STRDUP(*clientid_tmp, lease_src->clientid) < 0) goto error; } lease_dst->mac = mac_tmp; lease_dst->iaid = iaid_tmp; lease_dst->hostname = hostname_tmp; lease_dst->clientid = clientid_tmp; return 0; error: if (mac_tmp) VIR_FREE(*mac_tmp); if (iaid_tmp) VIR_FREE(*iaid_tmp); if (hostname_tmp) VIR_FREE(*hostname_tmp); if (clientid_tmp) VIR_FREE(*clientid_tmp); VIR_FREE(mac_tmp); VIR_FREE(iaid_tmp); VIR_FREE(hostname_tmp); VIR_FREE(clientid_tmp); VIR_FREE(lease_dst->ipaddr); VIR_FREE(lease_dst->iface); return -1; } static int remoteDispatchNetworkGetDHCPLeases(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_network_get_dhcp_leases_args *args, remote_network_get_dhcp_leases_ret *ret) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virNetworkDHCPLeasePtr *leases = NULL; virNetworkPtr net = NULL; int nleases = 0; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(net = get_nonnull_network(priv->conn, args->net))) goto cleanup; if ((nleases = virNetworkGetDHCPLeases(net, args->mac ? *args->mac : NULL, args->need_results ? &leases : NULL, args->flags)) < 0) goto cleanup; if (nleases > REMOTE_NETWORK_DHCP_LEASES_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Number of leases is %d, which exceeds max limit: %d"), nleases, REMOTE_NETWORK_DHCP_LEASES_MAX); goto cleanup; } if (leases && nleases) { if (VIR_ALLOC_N(ret->leases.leases_val, nleases) < 0) goto cleanup; ret->leases.leases_len = nleases; for (i = 0; i < nleases; i++) { if (remoteSerializeDHCPLease(ret->leases.leases_val + i, leases[i]) < 0) goto cleanup; } } else { ret->leases.leases_len = 0; ret->leases.leases_val = NULL; } ret->ret = nleases; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); if (leases && nleases > 0) for (i = 0; i < nleases; i++) virNetworkDHCPLeaseFree(leases[i]); VIR_FREE(leases); virObjectUnref(net); return rv; } static int remoteDispatchConnectGetAllDomainStats(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_connect_get_all_domain_stats_args *args, remote_connect_get_all_domain_stats_ret *ret) { int rv = -1; size_t i; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virDomainStatsRecordPtr *retStats = NULL; int nrecords = 0; virDomainPtr *doms = NULL; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (args->doms.doms_len) { if (VIR_ALLOC_N(doms, args->doms.doms_len + 1) < 0) goto cleanup; for (i = 0; i < args->doms.doms_len; i++) { if (!(doms[i] = get_nonnull_domain(priv->conn, args->doms.doms_val[i]))) goto cleanup; } if ((nrecords = virDomainListGetStats(doms, args->stats, &retStats, args->flags)) < 0) goto cleanup; } else { if ((nrecords = virConnectGetAllDomainStats(priv->conn, args->stats, &retStats, args->flags)) < 0) goto cleanup; } if (nrecords > REMOTE_CONNECT_GET_ALL_DOMAIN_STATS_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Number of domain stats records is %d, " "which exceeds max limit: %d"), nrecords, REMOTE_CONNECT_GET_ALL_DOMAIN_STATS_MAX); goto cleanup; } if (nrecords) { if (VIR_ALLOC_N(ret->retStats.retStats_val, nrecords) < 0) goto cleanup; ret->retStats.retStats_len = nrecords; for (i = 0; i < nrecords; i++) { remote_domain_stats_record *dst = ret->retStats.retStats_val + i; make_nonnull_domain(&dst->dom, retStats[i]->dom); if (virTypedParamsSerialize(retStats[i]->params, retStats[i]->nparams, (virTypedParameterRemotePtr *) &dst->params.params_val, &dst->params.params_len, VIR_TYPED_PARAM_STRING_OKAY) < 0) goto cleanup; } } else { ret->retStats.retStats_len = 0; ret->retStats.retStats_val = NULL; } rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virDomainStatsRecordListFree(retStats); virObjectListFree(doms); return rv; } static int remoteDispatchNodeAllocPages(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_node_alloc_pages_args *args, remote_node_alloc_pages_ret *ret) { int rv = -1; int len; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if ((len = virNodeAllocPages(priv->conn, args->pageSizes.pageSizes_len, args->pageSizes.pageSizes_val, (unsigned long long *) args->pageCounts.pageCounts_val, args->startCell, args->cellCount, args->flags)) < 0) goto cleanup; ret->ret = len; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); return rv; } static int remoteDispatchDomainGetFSInfo(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_get_fsinfo_args *args, remote_domain_get_fsinfo_ret *ret) { int rv = -1; size_t i, j; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); virDomainFSInfoPtr *info = NULL; virDomainPtr dom = NULL; remote_domain_fsinfo *dst; int ninfo = 0; size_t ndisk; if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((ninfo = virDomainGetFSInfo(dom, &info, args->flags)) < 0) goto cleanup; if (ninfo > REMOTE_DOMAIN_FSINFO_MAX) { virReportError(VIR_ERR_RPC, _("Too many mountpoints in fsinfo: %d for limit %d"), ninfo, REMOTE_DOMAIN_FSINFO_MAX); goto cleanup; } if (ninfo) { if (VIR_ALLOC_N(ret->info.info_val, ninfo) < 0) goto cleanup; ret->info.info_len = ninfo; for (i = 0; i < ninfo; i++) { dst = &ret->info.info_val[i]; if (VIR_STRDUP(dst->mountpoint, info[i]->mountpoint) < 0) goto cleanup; if (VIR_STRDUP(dst->name, info[i]->name) < 0) goto cleanup; if (VIR_STRDUP(dst->fstype, info[i]->fstype) < 0) goto cleanup; ndisk = info[i]->ndevAlias; if (ndisk > REMOTE_DOMAIN_FSINFO_DISKS_MAX) { virReportError(VIR_ERR_RPC, _("Too many disks in fsinfo: %zd for limit %d"), ndisk, REMOTE_DOMAIN_FSINFO_DISKS_MAX); goto cleanup; } if (ndisk > 0) { if (VIR_ALLOC_N(dst->dev_aliases.dev_aliases_val, ndisk) < 0) goto cleanup; for (j = 0; j < ndisk; j++) { if (VIR_STRDUP(dst->dev_aliases.dev_aliases_val[j], info[i]->devAlias[j]) < 0) goto cleanup; } dst->dev_aliases.dev_aliases_len = ndisk; } else { dst->dev_aliases.dev_aliases_val = NULL; dst->dev_aliases.dev_aliases_len = 0; } } } else { ret->info.info_len = 0; ret->info.info_val = NULL; } ret->ret = ninfo; rv = 0; cleanup: if (rv < 0) { virNetMessageSaveError(rerr); if (ret->info.info_val && ninfo > 0) { for (i = 0; i < ninfo; i++) { dst = &ret->info.info_val[i]; VIR_FREE(dst->mountpoint); if (dst->dev_aliases.dev_aliases_val) { for (j = 0; j < dst->dev_aliases.dev_aliases_len; j++) VIR_FREE(dst->dev_aliases.dev_aliases_val[j]); VIR_FREE(dst->dev_aliases.dev_aliases_val); } } VIR_FREE(ret->info.info_val); } } virObjectUnref(dom); if (ninfo >= 0) for (i = 0; i < ninfo; i++) virDomainFSInfoFree(info[i]); VIR_FREE(info); return rv; } static int remoteSerializeDomainInterface(virDomainInterfacePtr *ifaces, unsigned int ifaces_count, remote_domain_interface_addresses_ret *ret) { size_t i, j; if (ifaces_count > REMOTE_DOMAIN_INTERFACE_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Number of interfaces, %d exceeds the max limit: %d"), ifaces_count, REMOTE_DOMAIN_INTERFACE_MAX); return -1; } if (VIR_ALLOC_N(ret->ifaces.ifaces_val, ifaces_count) < 0) return -1; ret->ifaces.ifaces_len = ifaces_count; for (i = 0; i < ifaces_count; i++) { virDomainInterfacePtr iface = ifaces[i]; remote_domain_interface *iface_ret = &(ret->ifaces.ifaces_val[i]); if ((VIR_STRDUP(iface_ret->name, iface->name)) < 0) goto cleanup; if (iface->hwaddr && (VIR_ALLOC(iface_ret->hwaddr) < 0 || VIR_STRDUP(*iface_ret->hwaddr, iface->hwaddr) < 0)) goto cleanup; if (iface->naddrs > REMOTE_DOMAIN_IP_ADDR_MAX) { virReportError(VIR_ERR_INTERNAL_ERROR, _("Number of interfaces, %d exceeds the max limit: %d"), iface->naddrs, REMOTE_DOMAIN_IP_ADDR_MAX); goto cleanup; } if (VIR_ALLOC_N(iface_ret->addrs.addrs_val, iface->naddrs) < 0) goto cleanup; iface_ret->addrs.addrs_len = iface->naddrs; for (j = 0; j < iface->naddrs; j++) { virDomainIPAddressPtr ip_addr = &(iface->addrs[j]); remote_domain_ip_addr *ip_addr_ret = &(iface_ret->addrs.addrs_val[j]); if (VIR_STRDUP(ip_addr_ret->addr, ip_addr->addr) < 0) goto cleanup; ip_addr_ret->prefix = ip_addr->prefix; ip_addr_ret->type = ip_addr->type; } } return 0; cleanup: if (ret->ifaces.ifaces_val) { for (i = 0; i < ifaces_count; i++) { remote_domain_interface *iface_ret = &(ret->ifaces.ifaces_val[i]); VIR_FREE(iface_ret->name); if (iface_ret->hwaddr) { VIR_FREE(*iface_ret->hwaddr); VIR_FREE(iface_ret->hwaddr); } for (j = 0; j < iface_ret->addrs.addrs_len; j++) { remote_domain_ip_addr *ip_addr = &(iface_ret->addrs.addrs_val[j]); VIR_FREE(ip_addr->addr); } } VIR_FREE(ret->ifaces.ifaces_val); } return -1; } static int remoteDispatchDomainInterfaceAddresses(virNetServerPtr server ATTRIBUTE_UNUSED, virNetServerClientPtr client, virNetMessagePtr msg ATTRIBUTE_UNUSED, virNetMessageErrorPtr rerr, remote_domain_interface_addresses_args *args, remote_domain_interface_addresses_ret *ret) { size_t i; int rv = -1; virDomainPtr dom = NULL; virDomainInterfacePtr *ifaces = NULL; int ifaces_count = 0; struct daemonClientPrivate *priv = virNetServerClientGetPrivateData(client); if (!priv->conn) { virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open")); goto cleanup; } if (!(dom = get_nonnull_domain(priv->conn, args->dom))) goto cleanup; if ((ifaces_count = virDomainInterfaceAddresses(dom, &ifaces, args->source, args->flags)) < 0) goto cleanup; if (remoteSerializeDomainInterface(ifaces, ifaces_count, ret) < 0) goto cleanup; rv = 0; cleanup: if (rv < 0) virNetMessageSaveError(rerr); virObjectUnref(dom); if (ifaces && ifaces_count > 0) { for (i = 0; i < ifaces_count; i++) virDomainInterfaceFree(ifaces[i]); } VIR_FREE(ifaces); return rv; } /*----- Helpers. -----*/ /* get_nonnull_domain and get_nonnull_network turn an on-wire * (name, uuid) pair into virDomainPtr or virNetworkPtr object. * virDomainPtr or virNetworkPtr cannot be NULL. * * NB. If these return NULL then the caller must return an error. */ static virDomainPtr get_nonnull_domain(virConnectPtr conn, remote_nonnull_domain domain) { virDomainPtr dom; dom = virGetDomain(conn, domain.name, BAD_CAST domain.uuid); /* Should we believe the domain.id sent by the client? Maybe * this should be a check rather than an assignment? XXX */ if (dom) dom->id = domain.id; return dom; } static virNetworkPtr get_nonnull_network(virConnectPtr conn, remote_nonnull_network network) { return virGetNetwork(conn, network.name, BAD_CAST network.uuid); } static virInterfacePtr get_nonnull_interface(virConnectPtr conn, remote_nonnull_interface iface) { return virGetInterface(conn, iface.name, iface.mac); } static virStoragePoolPtr get_nonnull_storage_pool(virConnectPtr conn, remote_nonnull_storage_pool pool) { return virGetStoragePool(conn, pool.name, BAD_CAST pool.uuid, NULL, NULL); } static virStorageVolPtr get_nonnull_storage_vol(virConnectPtr conn, remote_nonnull_storage_vol vol) { virStorageVolPtr ret; ret = virGetStorageVol(conn, vol.pool, vol.name, vol.key, NULL, NULL); return ret; } static virSecretPtr get_nonnull_secret(virConnectPtr conn, remote_nonnull_secret secret) { return virGetSecret(conn, BAD_CAST secret.uuid, secret.usageType, secret.usageID); } static virNWFilterPtr get_nonnull_nwfilter(virConnectPtr conn, remote_nonnull_nwfilter nwfilter) { return virGetNWFilter(conn, nwfilter.name, BAD_CAST nwfilter.uuid); } static virDomainSnapshotPtr get_nonnull_domain_snapshot(virDomainPtr dom, remote_nonnull_domain_snapshot snapshot) { return virGetDomainSnapshot(dom, snapshot.name); } static virNodeDevicePtr get_nonnull_node_device(virConnectPtr conn, remote_nonnull_node_device dev) { return virGetNodeDevice(conn, dev.name); } /* Make remote_nonnull_domain and remote_nonnull_network. */ static void make_nonnull_domain(remote_nonnull_domain *dom_dst, virDomainPtr dom_src) { dom_dst->id = dom_src->id; ignore_value(VIR_STRDUP_QUIET(dom_dst->name, dom_src->name)); memcpy(dom_dst->uuid, dom_src->uuid, VIR_UUID_BUFLEN); } static void make_nonnull_network(remote_nonnull_network *net_dst, virNetworkPtr net_src) { ignore_value(VIR_STRDUP_QUIET(net_dst->name, net_src->name)); memcpy(net_dst->uuid, net_src->uuid, VIR_UUID_BUFLEN); } static void make_nonnull_interface(remote_nonnull_interface *interface_dst, virInterfacePtr interface_src) { ignore_value(VIR_STRDUP_QUIET(interface_dst->name, interface_src->name)); ignore_value(VIR_STRDUP_QUIET(interface_dst->mac, interface_src->mac)); } static void make_nonnull_storage_pool(remote_nonnull_storage_pool *pool_dst, virStoragePoolPtr pool_src) { ignore_value(VIR_STRDUP_QUIET(pool_dst->name, pool_src->name)); memcpy(pool_dst->uuid, pool_src->uuid, VIR_UUID_BUFLEN); } static void make_nonnull_storage_vol(remote_nonnull_storage_vol *vol_dst, virStorageVolPtr vol_src) { ignore_value(VIR_STRDUP_QUIET(vol_dst->pool, vol_src->pool)); ignore_value(VIR_STRDUP_QUIET(vol_dst->name, vol_src->name)); ignore_value(VIR_STRDUP_QUIET(vol_dst->key, vol_src->key)); } static void make_nonnull_node_device(remote_nonnull_node_device *dev_dst, virNodeDevicePtr dev_src) { ignore_value(VIR_STRDUP_QUIET(dev_dst->name, dev_src->name)); } static void make_nonnull_secret(remote_nonnull_secret *secret_dst, virSecretPtr secret_src) { memcpy(secret_dst->uuid, secret_src->uuid, VIR_UUID_BUFLEN); secret_dst->usageType = secret_src->usageType; ignore_value(VIR_STRDUP_QUIET(secret_dst->usageID, secret_src->usageID)); } static void make_nonnull_nwfilter(remote_nonnull_nwfilter *nwfilter_dst, virNWFilterPtr nwfilter_src) { ignore_value(VIR_STRDUP_QUIET(nwfilter_dst->name, nwfilter_src->name)); memcpy(nwfilter_dst->uuid, nwfilter_src->uuid, VIR_UUID_BUFLEN); } static void make_nonnull_domain_snapshot(remote_nonnull_domain_snapshot *snapshot_dst, virDomainSnapshotPtr snapshot_src) { ignore_value(VIR_STRDUP_QUIET(snapshot_dst->name, snapshot_src->name)); make_nonnull_domain(&snapshot_dst->dom, snapshot_src->domain); } static int remoteSerializeDomainDiskErrors(virDomainDiskErrorPtr errors, int nerrors, remote_domain_disk_error **ret_errors_val, u_int *ret_errors_len) { remote_domain_disk_error *val = NULL; size_t i = 0; if (VIR_ALLOC_N(val, nerrors) < 0) goto error; for (i = 0; i < nerrors; i++) { if (VIR_STRDUP(val[i].disk, errors[i].disk) < 0) goto error; val[i].error = errors[i].error; } *ret_errors_len = nerrors; *ret_errors_val = val; return 0; error: if (val) { size_t j; for (j = 0; j < i; j++) VIR_FREE(val[j].disk); VIR_FREE(val); } return -1; }