On Tue, May 10, 2022 at 05:20:21PM +0200, Jiri Denemark wrote: > This series implements a new VIR_MIGRATE_POSTCOPY_RESUME flag (virsh > migrate --resume) for recovering from a failed post-copy migration. > > You can also fetch the series from my gitlab fork: > > git fetch https://gitlab.com/jirkade/libvirt.git post-copy-recovery > > Jiri Denemark (80): > qemu: Add debug messages to job recovery code > qemumonitorjsontest: Test more migration capabilities > qemu: Return state from qemuMonitorGetMigrationCapabilities > qemu: Enable migration events only when disabled > Introduce VIR_DOMAIN_RUNNING_POSTCOPY_FAILED > qemu: Keep domain running on dst on failed post-copy migration > qemu: Explicitly emit events on post-copy failure > qemu: Make qemuDomainCleanupAdd return void > conf: Introduce virDomainObjIsFailedPostcopy helper > conf: Introduce virDomainObjIsPostcopy helper > qemu: Introduce qemuProcessCleanupMigrationJob > qemu: Rename qemuDomainObjRestoreJob as qemuDomainObjPreserveJob > qemu: Add qemuDomainObjRestoreAsyncJob > qemu: Keep migration job active after failed post-copy > qemu: Abort failed post-copy when we haven't called Finish yet > qemu: Restore failed migration job on reconnect > qemu: Restore async job start timestamp on reconnect > qemu: Drop forward declarations in migration code > qemu: Don't wait for migration job when migration is running > qemu: Use switch in qemuDomainGetJobInfoMigrationStats > qemu: Fetch paused migration stats > qemu: Handle 'postcopy-paused' migration state > qemu: Add support for postcopy-recover QEMU migration state > qemu: Create domain object at the end of qemuMigrationDstFinish > qemu: Move success-only code out of endjob in qemuMigrationDstFinish > qemu: Separate success and failure path in qemuMigrationDstFinish > qemu: Rename "endjob" label in qemuMigrationDstFinish > qemu: Generate migration cookie in Finish phase earlier > qemu: Make final part of migration Finish phase reusable > qemu: Drop obsolete comment in qemuMigrationDstFinish > qemu: Preserve error in qemuMigrationDstFinish > qemu: Introduce qemuMigrationDstFinishFresh > qemu: Introduce qemuMigrationDstFinishOffline > qemu: Separate cookie parsing for qemuMigrationDstFinishOffline > qemu: Introduce qemuMigrationDstFinishActive > qemu: Handle migration job in qemuMigrationDstFinish > qemu: Make final part of migration Confirm phase reusable > qemu: Make sure migrationPort is released even in callbacks > qemu: Pass qemuDomainJobObj to qemuMigrationDstComplete > qemu: Finish completed unattended migration > qemu: Ignore missing memory statistics in query-migrate > qemu: Improve post-copy migration handling on reconnect > qemu: Check flags incompatible with offline migration earlier > qemu: Introduce qemuMigrationSrcBeginXML helper > qemu: Add new migration phases for post-copy recovery > qemu: Separate protocol checks from qemuMigrationJobSetPhase > qemu: Make qemuMigrationCheckPhase failure fatal > qemu: Refactor qemuDomainObjSetJobPhase > qemu: Do not set job owner in qemuMigrationJobSetPhase > qemu: Use QEMU_MIGRATION_PHASE_POSTCOPY_FAILED > Introduce VIR_MIGRATE_POSTCOPY_RESUME flag > virsh: Add --postcopy-resume option for migrate command > qemu: Don't set VIR_MIGRATE_PAUSED for post-copy resume > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for Begin phase > qmeu: Refactor qemuMigrationSrcPerformPhase > qemu: Separate starting migration from qemuMigrationSrcRun > qemu: Add support for 'resume' parameter of migrate QMP command > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for Perform phase > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for Confirm phase > qemu: Introduce qemuMigrationDstPrepareFresh > qemu: Refactor qemuMigrationDstPrepareFresh > qemu: Simplify cleanup in qemuMigrationDstPrepareFresh > qemu: Add support for migrate-recover QMP command > qemu: Rename qemuMigrationSrcCleanup > qemu: Refactor qemuMigrationAnyConnectionClosed > qemu: Handle incoming migration in qemuMigrationAnyConnectionClosed > qemu: Start a migration phase in qemuMigrationAnyConnectionClosed > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for Prepare phase > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for Finish phase > qemu: Create completed jobData in qemuMigrationSrcComplete > qemu: Register qemuProcessCleanupMigrationJob after Begin phase > qemu: Call qemuDomainCleanupAdd from qemuMigrationJobContinue > qemu: Implement VIR_MIGRATE_POSTCOPY_RESUME for peer-to-peer migration > qemu: Enable support for VIR_MIGRATE_POSTCOPY_RESUME > Add virDomainAbortJobFlags public API > qemu: Implement virDomainAbortJobFlags > Add VIR_DOMAIN_ABORT_JOB_POSTCOPY flag for virDomainAbortJobFlags > qemu: Implement VIR_DOMAIN_ABORT_JOB_POSTCOPY flag > virsh: Add --postcopy option for domjobabort command > NEWS: Add support for post-copy recovery For the patches with simple fixes or once the questions asked by Peter are resolved. But there will be v2 to handle pausing/keeping VM running on dst for failed post-copy migration. Reviewed-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
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