[pve-devel] [PATCH-series container/qemu-server v7 0/10] remote migration

[Fabian Grünbichler]

On November 17, 2022 2:33 pm, Fabian Grünbichler wrote:
> this series adds remote migration for VMs and CTs.
> 
> both live and offline migration of VMs including NBD and
> storage-migrated disks should work, containers don't have any live
> migration so both offline and restart mode work identical except for the
> restart part.
> 
> groundwork for extending to pvesr already laid.
> 
> uncovered (but still not fixed)
> https://bugzilla.proxmox.com/show_bug.cgi?id=3873
> (migration btrfs -> btrfs with snapshots)
> 
> follow-ups/todos:
> - implement disk export/import for shared storages like rbd
> - implement disk export/import raw+size for ZFS zvols
> - extend ZFS replication via websocket tunnel to remote cluster
> - extend replication to support RBD snapshot-based replication
> - extend RBD replication via websocket tunnel to remote cluster
> - switch regular migration SSH mtunnel to version 2 with json support
>   (related -> s.hanreichs pre-/post-migrate-hook series)
> 

and obviously here is the place where I forgot to add the v7 high-level
changelog before sending:

new in v7:
- fixed parsing bug reported by Stefan Hanreich
- rebased
- qemu: adapted to PVE::CLI::qm changes
- qemu: fixed $conf->{cloudinit} and cloudinit image handling (patch #1 and #3)

> new in v6:
> - --with-local-disks always set and not a parameter
> - `pct remote-migrate`
> - new Sys.Incoming privilege + checks
> - storage export taintedness bug fix
> - properly take over pve-targetstorage option (qemu-server ->
>   pve-common)
> - review feedback addressed
> 
> new in v5: lots of edge cases fixed, PoC for pve-container, some more
> helper moving for re-use in pve-container without duplication
> 
> new in v4: lots of small fixes, improved bwlimit handling, `qm` command
> (thanks Fabian Ebner and Dominik Csapak for the feedback on v3!)
> 
> new in v3: lots of refactoring and edge-case handling
> 
> new in v2: dropped parts already applied, incorporated Fabian's and
> Dominik's feedback (thanks!)
> 
> new in v1: explicit remote endpoint specified as part of API call
> instead of remote.cfg
> 
> pve-container:
> 
> Fabian Grünbichler (3):
>   migration: add remote migration
>   pct: add 'remote-migrate' command
>   migrate: print mapped volume in error
> 
>  debian/control         |   3 +-
>  src/PVE/API2/LXC.pm    | 635 +++++++++++++++++++++++++++++++++++++++++
>  src/PVE/CLI/pct.pm     | 124 ++++++++
>  src/PVE/LXC/Migrate.pm | 248 +++++++++++++---
>  4 files changed, 967 insertions(+), 43 deletions(-)
> 
> qemu-server:
> 
> Fabian Grünbichler (7):
>   pending changes: allow skipping cloud-init
>   pending: fix typo in variable name
>   mtunnel: add API endpoints
>   migrate: refactor remote VM/tunnel start
>   migrate: add remote migration handling
>   api: add remote migrate endpoint
>   qm: add remote-migrate command
> 
>  PVE/API2/Qemu.pm   | 717 ++++++++++++++++++++++++++++++++++++++++++++-
>  PVE/CLI/qm.pm      | 113 +++++++
>  PVE/QemuMigrate.pm | 590 ++++++++++++++++++++++++++++---------
>  PVE/QemuServer.pm  |  49 ++--
>  debian/control     |   7 +-
>  5 files changed, 1311 insertions(+), 165 deletions(-)
> 
> -- 
> 2.30.2
> 
> 
> 
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