[libvirt PATCH 00/20] introduce external snapshot revert support

Pavel Hrdina posted 20 patches 1 year, 3 months ago
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src/conf/schemas/domainsnapshot.rng |   7 +
src/conf/snapshot_conf.c            |  37 +-
src/conf/snapshot_conf.h            |   8 +
src/conf/virdomainmomentobjlist.c   |  21 +
src/conf/virdomainmomentobjlist.h   |   4 +
src/libvirt_private.syms            |   6 +
src/qemu/qemu_snapshot.c            | 621 ++++++++++++++++++++--------
7 files changed, 538 insertions(+), 166 deletions(-)
[libvirt PATCH 00/20] introduce external snapshot revert support
Posted by Pavel Hrdina 1 year, 3 months ago
This implements virDomainRevertToSnapshot to work with external
snapshots. In addition it modifies virDomainSnapshotDelete to work
correctly when we revert to non-leaf snapshot.

Gitlab repo with the patches:
https://gitlab.com/phrdina/libvirt/-/tree/snapshot-revert-external

Pavel Hrdina (20):
  libvirt_private: list virDomainMomentDefPostParse
  snapshot_conf: export virDomainSnapshotDiskDefClear
  snapshot_conf: use alternate domain definition in
    virDomainSnapshotDefAssignExternalNames
  snapshot_conf: introduce <revertDisks> metadata element
  qemu_snapshot: introduce qemuSnapshotDomainDefUpdateDisk
  qemu_snapshot: use virDomainDiskByName while updating domain def
  qemu_snapshot: introduce qemuSnapshotCreateQcow2Files
  qemu_snapshot: allow using alternate domain definition when creating
    qcow2 files
  qemu_snapshot: introduce external snapshot revert support
  qemu_snapshot: rename qemuSnapshotDeleteExternalPrepare
  qemu_snapshot: extract external snapshot delete prepare to function
  qemu_snapshot: add blockCommit to external snapshot delete prepare
    data
  qemu_snapshot: prepare data for non-active leaf external snapshot
    deletion
  qemu_snapshot: add support to delete external snapshot without block
    commit
  qemu_snapshot: delete: properly update parent snapshot with revert
    data
  qemu_snapshot: don't allow creating external snapshot after reverting
  virdomainmomentobjlist: introduce virDomainMomentIsAncestor
  qemu_snapshot: check only once if snapshot is external
  qemu_snapshot: add checks for external snapshot deletion
  qemu_snapshot: allow snapshot revert for external snapshots

 src/conf/schemas/domainsnapshot.rng |   7 +
 src/conf/snapshot_conf.c            |  37 +-
 src/conf/snapshot_conf.h            |   8 +
 src/conf/virdomainmomentobjlist.c   |  21 +
 src/conf/virdomainmomentobjlist.h   |   4 +
 src/libvirt_private.syms            |   6 +
 src/qemu/qemu_snapshot.c            | 621 ++++++++++++++++++++--------
 7 files changed, 538 insertions(+), 166 deletions(-)

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2.39.2