libvirt/src/qemu/qemu_command.h
Peter Krempa a29d33ffcb qemu: Split out formatting of network disk source URI
The snapshot code will need to use qemu-style formatted URIs of network
disks. Split out the code to avoid duplication.
2013-12-03 10:19:30 +01:00

316 lines
13 KiB
C

/*
* qemu_command.h: QEMU command generation
*
* Copyright (C) 2006-2013 Red Hat, Inc.
* Copyright (C) 2006 Daniel P. Berrange
*
* 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
* <http://www.gnu.org/licenses/>.
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#ifndef __QEMU_COMMAND_H__
# define __QEMU_COMMAND_H__
# include "domain_conf.h"
# include "vircommand.h"
# include "capabilities.h"
# include "qemu_conf.h"
# include "qemu_domain.h"
# include "qemu_capabilities.h"
/* Config type for XML import/export conversions */
# define QEMU_CONFIG_FORMAT_ARGV "qemu-argv"
# define QEMU_DRIVE_HOST_PREFIX "drive-"
# define QEMU_VIRTIO_SERIAL_PREFIX "virtio-serial"
# define QEMU_FSDEV_HOST_PREFIX "fsdev-"
/* These are only defaults, they can be changed now in qemu.conf and
* explicitely specified port is checked against these two (makes
* sense to limit the values).
*
* This limitation is mentioned in qemu.conf, so bear in mind that the
* configuration file should reflect any changes made to these values.
*/
# define QEMU_REMOTE_PORT_MIN 5900
# define QEMU_REMOTE_PORT_MAX 65535
# define QEMU_WEBSOCKET_PORT_MIN 5700
# define QEMU_WEBSOCKET_PORT_MAX 65535
# define QEMU_MIGRATION_PORT_MIN 49152
# define QEMU_MIGRATION_PORT_MAX 49215
typedef struct _qemuBuildCommandLineCallbacks qemuBuildCommandLineCallbacks;
typedef qemuBuildCommandLineCallbacks *qemuBuildCommandLineCallbacksPtr;
struct _qemuBuildCommandLineCallbacks {
char * (*qemuGetSCSIDeviceSgName) (const char *adapter,
unsigned int bus,
unsigned int target,
unsigned int unit);
};
extern qemuBuildCommandLineCallbacks buildCommandLineCallbacks;
virCommandPtr qemuBuildCommandLine(virConnectPtr conn,
virQEMUDriverPtr driver,
virDomainDefPtr def,
virDomainChrSourceDefPtr monitor_chr,
bool monitor_json,
virQEMUCapsPtr qemuCaps,
const char *migrateFrom,
int migrateFd,
virDomainSnapshotObjPtr current_snapshot,
enum virNetDevVPortProfileOp vmop,
qemuBuildCommandLineCallbacksPtr callbacks)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(11);
/* Generate '-device' string for chardev device */
int
qemuBuildChrDeviceStr(char **deviceStr,
virDomainDefPtr vmdef,
virDomainChrDefPtr chr,
virQEMUCapsPtr qemuCaps);
/* With vlan == -1, use netdev syntax, else old hostnet */
char * qemuBuildHostNetStr(virDomainNetDefPtr net,
virQEMUDriverPtr driver,
char type_sep,
int vlan,
char **tapfd,
int tapfdSize,
char **vhostfd,
int vhostfdSize);
/* Legacy, pre device support */
char * qemuBuildNicStr(virDomainNetDefPtr net,
const char *prefix,
int vlan);
/* Current, best practice */
char * qemuBuildNicDevStr(virDomainDefPtr def,
virDomainNetDefPtr net,
int vlan,
int bootindex,
bool multiqueue,
virQEMUCapsPtr qemuCaps);
char *qemuDeviceDriveHostAlias(virDomainDiskDefPtr disk,
virQEMUCapsPtr qemuCaps);
/* Both legacy & current support */
char *qemuBuildDriveStr(virConnectPtr conn,
virDomainDiskDefPtr disk,
bool bootable,
virQEMUCapsPtr qemuCaps);
char *qemuBuildFSStr(virDomainFSDefPtr fs,
virQEMUCapsPtr qemuCaps);
/* Current, best practice */
char * qemuBuildDriveDevStr(virDomainDefPtr def,
virDomainDiskDefPtr disk,
int bootindex,
virQEMUCapsPtr qemuCaps);
char * qemuBuildFSDevStr(virDomainDefPtr domainDef,
virDomainFSDefPtr fs,
virQEMUCapsPtr qemuCaps);
/* Current, best practice */
char * qemuBuildControllerDevStr(virDomainDefPtr domainDef,
virDomainControllerDefPtr def,
virQEMUCapsPtr qemuCaps,
int *nusbcontroller);
char * qemuBuildWatchdogDevStr(virDomainDefPtr domainDef,
virDomainWatchdogDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildMemballoonDevStr(virDomainDefPtr domainDef,
virDomainMemballoonDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildUSBInputDevStr(virDomainDefPtr domainDef,
virDomainInputDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildSoundDevStr(virDomainDefPtr domainDef,
virDomainSoundDefPtr sound,
virQEMUCapsPtr qemuCaps);
/* Legacy, pre device support */
char * qemuBuildPCIHostdevPCIDevStr(virDomainHostdevDefPtr dev);
/* Current, best practice */
char * qemuBuildPCIHostdevDevStr(virDomainDefPtr def,
virDomainHostdevDefPtr dev,
const char *configfd,
virQEMUCapsPtr qemuCaps);
int qemuOpenPCIConfig(virDomainHostdevDefPtr dev);
/* Legacy, pre device support */
char * qemuBuildUSBHostdevUsbDevStr(virDomainHostdevDefPtr dev);
/* Current, best practice */
char * qemuBuildUSBHostdevDevStr(virDomainDefPtr def,
virDomainHostdevDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildSCSIHostdevDrvStr(virDomainHostdevDefPtr dev,
virQEMUCapsPtr qemuCaps,
qemuBuildCommandLineCallbacksPtr callbacks)
ATTRIBUTE_NONNULL(3);
char * qemuBuildSCSIHostdevDevStr(virDomainDefPtr def,
virDomainHostdevDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildHubDevStr(virDomainDefPtr def,
virDomainHubDefPtr dev,
virQEMUCapsPtr qemuCaps);
char * qemuBuildRedirdevDevStr(virDomainDefPtr def,
virDomainRedirdevDefPtr dev,
virQEMUCapsPtr qemuCaps);
char *qemuBuildNetworkDriveURI(int proto,
const char *src,
size_t nhosts,
virDomainDiskHostDefPtr hosts,
const char *username,
const char *secret);
int qemuNetworkIfaceConnect(virDomainDefPtr def,
virConnectPtr conn,
virQEMUDriverPtr driver,
virDomainNetDefPtr net,
virQEMUCapsPtr qemuCaps,
int *tapfd,
int *tapfdSize)
ATTRIBUTE_NONNULL(2);
int qemuPhysIfaceConnect(virDomainDefPtr def,
virQEMUDriverPtr driver,
virDomainNetDefPtr net,
virQEMUCapsPtr qemuCaps,
enum virNetDevVPortProfileOp vmop);
int qemuOpenVhostNet(virDomainDefPtr def,
virDomainNetDefPtr net,
virQEMUCapsPtr qemuCaps,
int *vhostfd,
int *vhostfdSize);
int qemuNetworkPrepareDevices(virDomainDefPtr def);
/*
* NB: def->name can be NULL upon return and the caller
* *must* decide how to fill in a name in this case
*/
virDomainDefPtr qemuParseCommandLineString(virCapsPtr qemuCaps,
virDomainXMLOptionPtr xmlopt,
const char *args,
char **pidfile,
virDomainChrSourceDefPtr *monConfig,
bool *monJSON);
virDomainDefPtr qemuParseCommandLinePid(virCapsPtr qemuCaps,
virDomainXMLOptionPtr xmlopt,
pid_t pid,
char **pidfile,
virDomainChrSourceDefPtr *monConfig,
bool *monJSON);
int qemuDomainAssignAddresses(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps,
virDomainObjPtr obj)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
int qemuDomainAssignSpaprVIOAddresses(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps);
void qemuDomainReleaseDeviceAddress(virDomainObjPtr vm,
virDomainDeviceInfoPtr info,
const char *devstr);
typedef enum {
QEMU_PCI_CONNECT_HOTPLUGGABLE = 1 << 0,
/* This bus supports hot-plug */
QEMU_PCI_CONNECT_SINGLESLOT = 1 << 1,
/* This "bus" has only a single downstream slot/port */
QEMU_PCI_CONNECT_TYPE_PCI = 1 << 2,
/* PCI devices can connect to this bus */
QEMU_PCI_CONNECT_TYPE_PCIE = 1 << 3,
/* PCI Express devices can connect to this bus */
QEMU_PCI_CONNECT_TYPE_EITHER_IF_CONFIG = 1 << 4,
/* PCI *and* PCIe devices allowed, if the address
* was specified in the config by the user
*/
} qemuDomainPCIConnectFlags;
/* a combination of all bit that describe the type of connections
* allowed, e.g. PCI, PCIe, switch
*/
# define QEMU_PCI_CONNECT_TYPES_MASK \
(QEMU_PCI_CONNECT_TYPE_PCI | QEMU_PCI_CONNECT_TYPE_PCIE)
int qemuDomainAssignPCIAddresses(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps,
virDomainObjPtr obj);
qemuDomainPCIAddressSetPtr qemuDomainPCIAddressSetCreate(virDomainDefPtr def,
unsigned int nbuses,
bool dryRun);
int qemuDomainPCIAddressReserveSlot(qemuDomainPCIAddressSetPtr addrs,
virDevicePCIAddressPtr addr,
qemuDomainPCIConnectFlags flags);
int qemuDomainPCIAddressReserveAddr(qemuDomainPCIAddressSetPtr addrs,
virDevicePCIAddressPtr addr,
qemuDomainPCIConnectFlags flags,
bool reserveEntireSlot,
bool fromConfig);
int qemuDomainPCIAddressReserveNextSlot(qemuDomainPCIAddressSetPtr addrs,
virDomainDeviceInfoPtr dev,
qemuDomainPCIConnectFlags flags);
int qemuDomainPCIAddressEnsureAddr(qemuDomainPCIAddressSetPtr addrs,
virDomainDeviceInfoPtr dev);
int qemuDomainPCIAddressReleaseAddr(qemuDomainPCIAddressSetPtr addrs,
virDevicePCIAddressPtr addr);
void qemuDomainPCIAddressSetFree(qemuDomainPCIAddressSetPtr addrs);
int qemuAssignDevicePCISlots(virDomainDefPtr def,
virQEMUCapsPtr qemuCaps,
qemuDomainPCIAddressSetPtr addrs);
int qemuDomainCCWAddressAssign(virDomainDeviceInfoPtr dev, qemuDomainCCWAddressSetPtr addrs,
bool autoassign);
void qemuDomainCCWAddressSetFree(qemuDomainCCWAddressSetPtr addrs);
int qemuAssignDeviceAliases(virDomainDefPtr def, virQEMUCapsPtr qemuCaps);
int qemuDomainNetVLAN(virDomainNetDefPtr def);
int qemuAssignDeviceNetAlias(virDomainDefPtr def, virDomainNetDefPtr net, int idx);
int qemuAssignDeviceDiskAlias(virDomainDefPtr vmdef,
virDomainDiskDefPtr def,
virQEMUCapsPtr qemuCaps);
int qemuAssignDeviceHostdevAlias(virDomainDefPtr def, virDomainHostdevDefPtr hostdev, int idx);
int qemuAssignDeviceControllerAlias(virDomainControllerDefPtr controller);
int qemuAssignDeviceRedirdevAlias(virDomainDefPtr def, virDomainRedirdevDefPtr redirdev, int idx);
int qemuAssignDeviceChrAlias(virDomainDefPtr def,
virDomainChrDefPtr chr,
ssize_t idx);
int
qemuParseKeywords(const char *str,
char ***retkeywords,
char ***retvalues,
int *retnkeywords,
int allowEmptyValue);
#endif /* __QEMU_COMMAND_H__*/