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Some migration capabilities may be enabled automatically, but only if both sides of migration support them. Thus we need to be able transfer the list of supported migration capabilities in migration cookie. Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
144 lines
4.5 KiB
C
144 lines
4.5 KiB
C
/*
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* qemu_migration_params.h: QEMU migration parameters handling
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*
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* Copyright (C) 2006-2018 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, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __QEMU_MIGRATION_PARAMS_H__
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# define __QEMU_MIGRATION_PARAMS_H__
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# include "internal.h"
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# include "qemu_monitor.h"
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# include "qemu_conf.h"
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typedef enum {
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QEMU_MIGRATION_CAP_XBZRLE,
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QEMU_MIGRATION_CAP_AUTO_CONVERGE,
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QEMU_MIGRATION_CAP_RDMA_PIN_ALL,
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QEMU_MIGRATION_CAP_EVENTS,
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QEMU_MIGRATION_CAP_POSTCOPY,
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QEMU_MIGRATION_CAP_COMPRESS,
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QEMU_MIGRATION_CAP_PAUSE_BEFORE_SWITCHOVER,
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QEMU_MIGRATION_CAP_LAST
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} qemuMigrationCapability;
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VIR_ENUM_DECL(qemuMigrationCapability)
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typedef enum {
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QEMU_MIGRATION_PARAM_COMPRESS_LEVEL,
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QEMU_MIGRATION_PARAM_COMPRESS_THREADS,
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QEMU_MIGRATION_PARAM_DECOMPRESS_THREADS,
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QEMU_MIGRATION_PARAM_THROTTLE_INITIAL,
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QEMU_MIGRATION_PARAM_THROTTLE_INCREMENT,
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QEMU_MIGRATION_PARAM_TLS_CREDS,
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QEMU_MIGRATION_PARAM_TLS_HOSTNAME,
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QEMU_MIGRATION_PARAM_MAX_BANDWIDTH,
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QEMU_MIGRATION_PARAM_DOWNTIME_LIMIT,
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QEMU_MIGRATION_PARAM_BLOCK_INCREMENTAL,
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QEMU_MIGRATION_PARAM_XBZRLE_CACHE_SIZE,
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QEMU_MIGRATION_PARAM_LAST
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} qemuMigrationParam;
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typedef struct _qemuMigrationParams qemuMigrationParams;
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typedef qemuMigrationParams *qemuMigrationParamsPtr;
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typedef enum {
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QEMU_MIGRATION_SOURCE = (1 << 0),
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QEMU_MIGRATION_DESTINATION = (1 << 1),
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} qemuMigrationParty;
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virBitmapPtr
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qemuMigrationParamsGetAlwaysOnCaps(qemuMigrationParty party);
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qemuMigrationParamsPtr
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qemuMigrationParamsFromFlags(virTypedParameterPtr params,
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int nparams,
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unsigned long flags,
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qemuMigrationParty party);
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int
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qemuMigrationParamsDump(qemuMigrationParamsPtr migParams,
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virTypedParameterPtr *params,
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int *nparams,
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int *maxparams,
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unsigned long *flags);
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void
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qemuMigrationParamsFree(qemuMigrationParamsPtr migParams);
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int
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qemuMigrationParamsApply(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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int asyncJob,
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qemuMigrationParamsPtr migParams);
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int
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qemuMigrationParamsEnableTLS(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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bool tlsListen,
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int asyncJob,
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char **tlsAlias,
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char **secAlias,
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const char *hostname,
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qemuMigrationParamsPtr migParams);
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int
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qemuMigrationParamsDisableTLS(virDomainObjPtr vm,
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qemuMigrationParamsPtr migParams);
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int
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qemuMigrationParamsFetch(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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int asyncJob,
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qemuMigrationParamsPtr *migParams);
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int
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qemuMigrationParamsSetString(qemuMigrationParamsPtr migParams,
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qemuMigrationParam param,
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const char *value);
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int
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qemuMigrationParamsGetDowntimeLimit(qemuMigrationParamsPtr migParams,
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unsigned long long *value);
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int
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qemuMigrationParamsCheck(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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int asyncJob,
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qemuMigrationParamsPtr migParams);
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void
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qemuMigrationParamsReset(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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int asyncJob,
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qemuMigrationParamsPtr origParams);
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int
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qemuMigrationCapsCheck(virQEMUDriverPtr driver,
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virDomainObjPtr vm,
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int asyncJob);
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bool
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qemuMigrationCapsGet(virDomainObjPtr vm,
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qemuMigrationCapability cap);
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#endif /* __QEMU_MIGRATION_PARAMS_H__ */
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