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8d6e3edd0e
virConnectSetKeepAlive public API can be used by a client connecting to remote server to start using keepalive protocol. The API is handled directly by remote driver and not transmitted over the wire to the server.
210 lines
8.4 KiB
C
210 lines
8.4 KiB
C
/*
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* libvirt.h: publically exported APIs, not for public use
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*
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* Copyright (C) 2006-2008, 2011 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* NB This file is ABI sensitive. Things here impact the wire
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* protocol ABI in the remote driver. Same rules as for things
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* include/libvirt/libvirt.h apply. ie this file is *append* only
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*/
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#ifndef __LIBVIRT_H_
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# define __LIBVIRT_H_
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# include "internal.h"
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# ifdef WITH_LIBVIRTD
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int virStateInitialize(int privileged);
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int virStateCleanup(void);
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int virStateReload(void);
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int virStateActive(void);
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# endif
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/* Feature detection. This is a libvirt-private interface for determining
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* what features are supported by the driver.
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*
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* The remote driver passes features through to the real driver at the
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* remote end unmodified, except if you query a VIR_DRV_FEATURE_REMOTE*
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* feature. Queries for VIR_DRV_FEATURE_PROGRAM* features are answered
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* directly by the RPC layer and not by the real driver.
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*/
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enum {
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/* Driver supports V1-style virDomainMigrate, ie. domainMigratePrepare/
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* domainMigratePerform/domainMigrateFinish.
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*/
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VIR_DRV_FEATURE_MIGRATION_V1 = 1,
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/* Driver is not local. */
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VIR_DRV_FEATURE_REMOTE = 2,
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/* Driver supports V2-style virDomainMigrate, ie. domainMigratePrepare2/
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* domainMigratePerform/domainMigrateFinish2.
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*/
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VIR_DRV_FEATURE_MIGRATION_V2 = 3,
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/* Driver supports peer-2-peer virDomainMigrate ie source host
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* does all the prepare/perform/finish steps directly
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*/
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VIR_DRV_FEATURE_MIGRATION_P2P = 4,
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/* Driver supports migration with only the source host involved,
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* no libvirtd connetions on the destination at all, only the
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* perform step is used.
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*/
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VIR_DRV_FEATURE_MIGRATION_DIRECT = 5,
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/*
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* Driver supports V3-style virDomainMigrate, ie domainMigrateBegin3/
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* domainMigratePrepare3/domainMigratePerform3/domainMigrateFinish3/
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* domainMigrateConfirm3.
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*/
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VIR_DRV_FEATURE_MIGRATION_V3 = 6,
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/*
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* Driver supports protecting the whole V3-style migration against changes
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* to domain configuration, i.e., starting from Begin3 and not Perform3.
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*/
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VIR_DRV_FEATURE_MIGRATE_CHANGE_PROTECTION = 7,
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/*
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* Support for file descriptor passing
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*/
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VIR_DRV_FEATURE_FD_PASSING = 8,
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/*
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* Support for VIR_TYPED_PARAM_STRING
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*/
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VIR_DRV_FEATURE_TYPED_PARAM_STRING = 9,
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/*
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* Remote party supports keepalive program (i.e., sending keepalive
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* messages).
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*/
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VIR_DRV_FEATURE_PROGRAM_KEEPALIVE = 10,
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};
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int virDrvSupportsFeature (virConnectPtr conn, int feature);
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int virDomainMigratePrepare (virConnectPtr dconn,
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char **cookie,
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int *cookielen,
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const char *uri_in,
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char **uri_out,
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unsigned long flags,
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const char *dname,
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unsigned long resource);
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int virDomainMigratePerform (virDomainPtr domain,
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const char *cookie,
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int cookielen,
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const char *uri,
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unsigned long flags,
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const char *dname,
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unsigned long resource);
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virDomainPtr virDomainMigrateFinish (virConnectPtr dconn,
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const char *dname,
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const char *cookie,
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int cookielen,
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const char *uri,
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unsigned long flags);
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int virDomainMigratePrepare2 (virConnectPtr dconn,
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char **cookie,
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int *cookielen,
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const char *uri_in,
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char **uri_out,
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unsigned long flags,
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const char *dname,
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unsigned long resource,
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const char *dom_xml);
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virDomainPtr virDomainMigrateFinish2 (virConnectPtr dconn,
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const char *dname,
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const char *cookie,
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int cookielen,
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const char *uri,
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unsigned long flags,
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int retcode);
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int virDomainMigratePrepareTunnel(virConnectPtr dconn,
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virStreamPtr st,
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unsigned long flags,
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const char *dname,
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unsigned long resource,
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const char *dom_xml);
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char *virDomainMigrateBegin3(virDomainPtr domain,
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const char *xmlin,
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char **cookieout,
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int *cookieoutlen,
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unsigned long flags,
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const char *dname,
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unsigned long resource);
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int virDomainMigratePrepare3(virConnectPtr dconn,
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const char *cookiein,
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int cookieinlen,
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char **cookieout,
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int *cookieoutlen,
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const char *uri_in,
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char **uri_out,
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unsigned long flags,
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const char *dname,
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unsigned long resource,
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const char *dom_xml);
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int virDomainMigratePrepareTunnel3(virConnectPtr dconn,
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virStreamPtr st,
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const char *cookiein,
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int cookieinlen,
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char **cookieout,
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int *cookieoutlen,
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unsigned long flags,
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const char *dname,
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unsigned long resource,
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const char *dom_xml);
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int virDomainMigratePerform3(virDomainPtr dom,
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const char *xmlin,
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const char *cookiein,
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int cookieinlen,
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char **cookieout,
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int *cookieoutlen,
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const char *dconnuri, /* libvirtd URI if Peer2Peer, NULL otherwise */
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const char *uri, /* VM Migration URI */
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unsigned long flags,
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const char *dname,
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unsigned long resource);
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virDomainPtr virDomainMigrateFinish3(virConnectPtr dconn,
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const char *dname,
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const char *cookiein,
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int cookieinlen,
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char **cookieout,
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int *cookieoutlen,
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const char *dconnuri, /* libvirtd URI if Peer2Peer, NULL otherwise */
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const char *uri, /* VM Migration URI, NULL in tunnelled case */
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unsigned long flags,
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int cancelled); /* Kill the dst VM */
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int virDomainMigrateConfirm3(virDomainPtr domain,
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const char *cookiein,
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int cookieinlen,
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unsigned long flags,
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int restart); /* Restart the src VM */
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#endif
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