mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-10-31 10:23:09 +00:00
b0104664c6
Add the migration capability flag and the propagation of the corresponding mapping configuration. The mapping will be produced from the bitmaps on disk depending on both sides of the migration and the necessity to perform merges. Signed-off-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
170 lines
5.3 KiB
C
170 lines
5.3 KiB
C
/*
|
|
* qemu_migration_params.h: QEMU migration parameters handling
|
|
*
|
|
* Copyright (C) 2006-2018 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
|
|
* <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "internal.h"
|
|
|
|
#include "virbuffer.h"
|
|
#include "virxml.h"
|
|
#include "qemu_monitor.h"
|
|
#include "qemu_conf.h"
|
|
#include "virenum.h"
|
|
|
|
typedef enum {
|
|
QEMU_MIGRATION_CAP_XBZRLE,
|
|
QEMU_MIGRATION_CAP_AUTO_CONVERGE,
|
|
QEMU_MIGRATION_CAP_RDMA_PIN_ALL,
|
|
QEMU_MIGRATION_CAP_EVENTS,
|
|
QEMU_MIGRATION_CAP_POSTCOPY,
|
|
QEMU_MIGRATION_CAP_COMPRESS,
|
|
QEMU_MIGRATION_CAP_PAUSE_BEFORE_SWITCHOVER,
|
|
QEMU_MIGRATION_CAP_LATE_BLOCK_ACTIVATE,
|
|
QEMU_MIGRATION_CAP_MULTIFD,
|
|
QEMU_MIGRATION_CAP_BLOCK_DIRTY_BITMAPS,
|
|
|
|
QEMU_MIGRATION_CAP_LAST
|
|
} qemuMigrationCapability;
|
|
VIR_ENUM_DECL(qemuMigrationCapability);
|
|
|
|
typedef enum {
|
|
QEMU_MIGRATION_PARAM_COMPRESS_LEVEL,
|
|
QEMU_MIGRATION_PARAM_COMPRESS_THREADS,
|
|
QEMU_MIGRATION_PARAM_DECOMPRESS_THREADS,
|
|
QEMU_MIGRATION_PARAM_THROTTLE_INITIAL,
|
|
QEMU_MIGRATION_PARAM_THROTTLE_INCREMENT,
|
|
QEMU_MIGRATION_PARAM_TLS_CREDS,
|
|
QEMU_MIGRATION_PARAM_TLS_HOSTNAME,
|
|
QEMU_MIGRATION_PARAM_MAX_BANDWIDTH,
|
|
QEMU_MIGRATION_PARAM_DOWNTIME_LIMIT,
|
|
QEMU_MIGRATION_PARAM_BLOCK_INCREMENTAL,
|
|
QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE,
|
|
QEMU_MIGRATION_PARAM_MAX_POSTCOPY_BANDWIDTH,
|
|
QEMU_MIGRATION_PARAM_MULTIFD_CHANNELS,
|
|
|
|
QEMU_MIGRATION_PARAM_LAST
|
|
} qemuMigrationParam;
|
|
|
|
typedef struct _qemuMigrationParams qemuMigrationParams;
|
|
typedef qemuMigrationParams *qemuMigrationParamsPtr;
|
|
|
|
typedef enum {
|
|
QEMU_MIGRATION_SOURCE = (1 << 0),
|
|
QEMU_MIGRATION_DESTINATION = (1 << 1),
|
|
} qemuMigrationParty;
|
|
|
|
|
|
virBitmapPtr
|
|
qemuMigrationParamsGetAlwaysOnCaps(qemuMigrationParty party);
|
|
|
|
qemuMigrationParamsPtr
|
|
qemuMigrationParamsFromFlags(virTypedParameterPtr params,
|
|
int nparams,
|
|
unsigned long flags,
|
|
qemuMigrationParty party);
|
|
|
|
int
|
|
qemuMigrationParamsDump(qemuMigrationParamsPtr migParams,
|
|
virTypedParameterPtr *params,
|
|
int *nparams,
|
|
int *maxparams,
|
|
unsigned long *flags);
|
|
|
|
qemuMigrationParamsPtr
|
|
qemuMigrationParamsNew(void);
|
|
|
|
void
|
|
qemuMigrationParamsFree(qemuMigrationParamsPtr migParams);
|
|
G_DEFINE_AUTOPTR_CLEANUP_FUNC(qemuMigrationParams, qemuMigrationParamsFree);
|
|
|
|
int
|
|
qemuMigrationParamsApply(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
int asyncJob,
|
|
qemuMigrationParamsPtr migParams);
|
|
|
|
int
|
|
qemuMigrationParamsEnableTLS(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
bool tlsListen,
|
|
int asyncJob,
|
|
char **tlsAlias,
|
|
const char *hostname,
|
|
qemuMigrationParamsPtr migParams);
|
|
|
|
int
|
|
qemuMigrationParamsDisableTLS(virDomainObjPtr vm,
|
|
qemuMigrationParamsPtr migParams);
|
|
|
|
bool
|
|
qemuMigrationParamsTLSHostnameIsSet(qemuMigrationParamsPtr migParams);
|
|
|
|
int
|
|
qemuMigrationParamsFetch(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
int asyncJob,
|
|
qemuMigrationParamsPtr *migParams);
|
|
|
|
int
|
|
qemuMigrationParamsSetULL(qemuMigrationParamsPtr migParams,
|
|
qemuMigrationParam param,
|
|
unsigned long long value);
|
|
|
|
int
|
|
qemuMigrationParamsGetULL(qemuMigrationParamsPtr migParams,
|
|
qemuMigrationParam param,
|
|
unsigned long long *value);
|
|
|
|
void
|
|
qemuMigrationParamsSetBlockDirtyBitmapMapping(qemuMigrationParamsPtr migParams,
|
|
virJSONValuePtr *params);
|
|
|
|
int
|
|
qemuMigrationParamsCheck(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
int asyncJob,
|
|
qemuMigrationParamsPtr migParams,
|
|
virBitmapPtr remoteCaps);
|
|
|
|
void
|
|
qemuMigrationParamsReset(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
int asyncJob,
|
|
qemuMigrationParamsPtr origParams,
|
|
unsigned long apiFlags);
|
|
|
|
void
|
|
qemuMigrationParamsFormat(virBufferPtr buf,
|
|
qemuMigrationParamsPtr migParams);
|
|
|
|
int
|
|
qemuMigrationParamsParse(xmlXPathContextPtr ctxt,
|
|
qemuMigrationParamsPtr *migParams);
|
|
|
|
int
|
|
qemuMigrationCapsCheck(virQEMUDriverPtr driver,
|
|
virDomainObjPtr vm,
|
|
int asyncJob);
|
|
|
|
bool
|
|
qemuMigrationCapsGet(virDomainObjPtr vm,
|
|
qemuMigrationCapability cap);
|