From: Fiona Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [PATCH qemu-server v2 08/18] blockdev: switch detach() to use QMP peer
Date: Mon, 9 Mar 2026 17:58:34 +0100 [thread overview]
Message-ID: <20260309165913.219308-9-f.ebner@proxmox.com> (raw)
In-Reply-To: <20260309165913.219308-1-f.ebner@proxmox.com>
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
src/PVE/QemuServer.pm | 6 +++---
src/PVE/QemuServer/BlockJob.pm | 4 ++--
src/PVE/QemuServer/Blockdev.pm | 22 +++++++++++-----------
src/PVE/QemuServer/VolumeChain.pm | 4 ++--
src/PVE/VZDump/QemuServer.pm | 2 +-
5 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/src/PVE/QemuServer.pm b/src/PVE/QemuServer.pm
index 0841750a..a27a27c2 100644
--- a/src/PVE/QemuServer.pm
+++ b/src/PVE/QemuServer.pm
@@ -4087,7 +4087,7 @@ sub qemu_drivedel {
# for the switch to -blockdev
if (PVE::QemuServer::Machine::is_machine_version_at_least($machine_type, 10, 0)) {
- PVE::QemuServer::Blockdev::detach($vmid, "drive-$deviceid");
+ PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), "drive-$deviceid");
return 1;
} else {
my $ret = PVE::QemuServer::Monitor::hmp_cmd($vmid, "drive_del drive-$deviceid", 10 * 60);
@@ -7303,7 +7303,7 @@ sub pbs_live_restore {
. " to disconnect from Proxmox Backup Server\n";
for my $ds (sort keys %$restored_disks) {
- PVE::QemuServer::Blockdev::detach($vmid, "$ds-pbs");
+ PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), "$ds-pbs");
}
close($qmeventd_fd);
@@ -7422,7 +7422,7 @@ sub live_import_from_files {
print "restore-drive jobs finished successfully, removing all tracking block devices\n";
for my $ds (sort keys %$live_restore_backing) {
- PVE::QemuServer::Blockdev::detach($vmid, "drive-$ds-restore");
+ PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), "drive-$ds-restore");
}
close($qmeventd_fd);
diff --git a/src/PVE/QemuServer/BlockJob.pm b/src/PVE/QemuServer/BlockJob.pm
index 59b33482..f76b1bde 100644
--- a/src/PVE/QemuServer/BlockJob.pm
+++ b/src/PVE/QemuServer/BlockJob.pm
@@ -34,7 +34,7 @@ sub qemu_handle_concluded_blockjob {
$job->{'detach-node-name'} = $job->{'target-node-name'} if $qmp_info->{error} || $job->{cancel};
if (my $node_name = $job->{'detach-node-name'}) {
- eval { PVE::QemuServer::Blockdev::detach($vmid, $node_name); };
+ eval { PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), $node_name); };
log_warn($@) if $@;
}
@@ -509,7 +509,7 @@ sub blockdev_mirror {
if (my $err = $@) {
eval { qemu_blockjobs_cancel($vmid, $jobs) };
log_warn("unable to cancel block jobs - $@");
- eval { PVE::QemuServer::Blockdev::detach($vmid, $target_node_name); };
+ eval { PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), $target_node_name); };
log_warn("unable to delete blockdev '$target_node_name' - $@");
die "error starting blockdev mirrror - $err";
}
diff --git a/src/PVE/QemuServer/Blockdev.pm b/src/PVE/QemuServer/Blockdev.pm
index 495aff50..b9430a56 100644
--- a/src/PVE/QemuServer/Blockdev.pm
+++ b/src/PVE/QemuServer/Blockdev.pm
@@ -637,16 +637,16 @@ sub attach {
=head3 detach
- detach($vmid, $node_name);
+ detach($qmp_peer, $node_name);
-Detach the block device C<$node_name> from the VM C<$vmid>. Also removes associated child block
-nodes.
+Detach the block device C<$node_name> from the QMP peer C<$qmp_peer>. Also removes associated child
+block nodes.
Parameters:
=over
-=item C<$vmid>: The ID of the virtual machine.
+=item C<$qmp_peer>: QMP peer information.
=item C<$node_name>: The node name identifying the block node in QEMU.
@@ -655,11 +655,11 @@ Parameters:
=cut
sub detach {
- my ($vmid, $node_name) = @_;
+ my ($qmp_peer, $node_name) = @_;
die "Blockdev::detach - no node name\n" if !$node_name;
- my $block_info = mon_cmd($vmid, "query-named-block-nodes");
+ my $block_info = qmp_cmd($qmp_peer, "query-named-block-nodes");
$block_info = { map { $_->{'node-name'} => $_ } $block_info->@* };
my $remove_throttle_group_id;
@@ -670,7 +670,7 @@ sub detach {
while ($node_name) {
last if !$block_info->{$node_name}; # already gone
- my $res = mon_cmd($vmid, 'blockdev-del', 'node-name' => "$node_name", noerr => 1);
+ my $res = qmp_cmd($qmp_peer, 'blockdev-del', 'node-name' => "$node_name", noerr => 1);
if (my $err = $res->{error}) {
last if $err =~ m/Failed to find node with node-name/; # already gone
die "deleting blockdev '$node_name' failed : $err\n";
@@ -684,7 +684,7 @@ sub detach {
}
if ($remove_throttle_group_id) {
- eval { mon_cmd($vmid, 'object-del', id => $remove_throttle_group_id); };
+ eval { qmp_cmd($qmp_peer, 'object-del', id => $remove_throttle_group_id); };
die "removing throttle group failed - $@\n" if $@;
}
@@ -694,7 +694,7 @@ sub detach {
sub detach_tpm_backup_node {
my ($vmid) = @_;
- detach($vmid, "drive-tpmstate0-backup");
+ detach(vm_qmp_peer($vmid), "drive-tpmstate0-backup");
}
sub detach_fleecing_block_nodes {
@@ -706,7 +706,7 @@ sub detach_fleecing_block_nodes {
next if !is_fleecing_top_node($node_name);
$log_func->('info', "detaching (old) fleecing image '$node_name'");
- eval { detach($vmid, $node_name) };
+ eval { detach(vm_qmp_peer($vmid), $node_name) };
$log_func->('warn', "error detaching (old) fleecing image '$node_name' - $@") if $@;
}
}
@@ -746,7 +746,7 @@ my sub blockdev_change_medium {
# force eject if locked
mon_cmd($vmid, "blockdev-open-tray", force => JSON::true, id => "$qdev_id");
mon_cmd($vmid, "blockdev-remove-medium", id => "$qdev_id");
- detach($vmid, "drive-$qdev_id");
+ detach(vm_qmp_peer($vmid), "drive-$qdev_id");
return if $drive->{file} eq 'none';
diff --git a/src/PVE/QemuServer/VolumeChain.pm b/src/PVE/QemuServer/VolumeChain.pm
index 3613c008..1b8d199e 100644
--- a/src/PVE/QemuServer/VolumeChain.pm
+++ b/src/PVE/QemuServer/VolumeChain.pm
@@ -66,7 +66,7 @@ sub blockdev_external_snapshot {
sub blockdev_delete {
my ($storecfg, $vmid, $drive, $file_blockdev, $fmt_blockdev, $snap) = @_;
- eval { PVE::QemuServer::Blockdev::detach($vmid, $fmt_blockdev->{'node-name'}); };
+ eval { PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), $fmt_blockdev->{'node-name'}); };
warn "detaching block node for $file_blockdev->{filename} failed - $@" if $@;
#delete the file (don't use vdisk_free as we don't want to delete all snapshot chain)
@@ -188,7 +188,7 @@ sub blockdev_replace {
}
# delete old file|fmt nodes
- eval { PVE::QemuServer::Blockdev::detach($vmid, $src_blockdev_name); };
+ eval { PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), $src_blockdev_name); };
warn "detaching block node for $src_snap failed - $@" if $@;
}
diff --git a/src/PVE/VZDump/QemuServer.pm b/src/PVE/VZDump/QemuServer.pm
index 0cdf6fed..be48be78 100644
--- a/src/PVE/VZDump/QemuServer.pm
+++ b/src/PVE/VZDump/QemuServer.pm
@@ -631,7 +631,7 @@ my sub detach_fleecing_images {
for my $di ($disks->@*) {
if (my $volid = $di->{'fleece-volid'}) {
my $node_name = "$di->{qmdevice}-fleecing";
- eval { PVE::QemuServer::Blockdev::detach($vmid, $node_name) };
+ eval { PVE::QemuServer::Blockdev::detach(vm_qmp_peer($vmid), $node_name) };
}
}
}
--
2.47.3
next prev parent reply other threads:[~2026-03-09 17:00 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-09 16:58 [PATCH-SERIES qemu-server v2 00/18] fix #7066: api: allow live snapshot (remove) of qcow2 TPM drive with snapshot-as-volume-chain Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 01/18] block job: fix variable name in documentation Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 02/18] qmp client: add default timeouts for more block commands Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 03/18] drive: introduce drive_uses_qsd_fuse() helper Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 04/18] monitor: add vm_qmp_peer() helper Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 05/18] monitor: add qsd_peer() helper Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 06/18] blockdev: rename variable in get_node_name_below_throttle() for readability Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 07/18] blockdev: switch get_node_name_below_throttle() to use QMP peer Fiona Ebner
2026-03-09 16:58 ` Fiona Ebner [this message]
2026-03-09 16:58 ` [PATCH qemu-server v2 09/18] blockdev: switch blockdev_replace() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 10/18] blockdev: switch blockdev_external_snapshot() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 11/18] block job: switch qemu_handle_concluded_blockjob() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 12/18] block job: switch qemu_blockjobs_cancel() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 13/18] block job: switch qemu_drive_mirror_monitor() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 14/18] blockdev: switch blockdev_delete() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 15/18] blockdev: switch blockdev_stream() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 16/18] blockdev: switch blockdev_commit() " Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 17/18] snapshot: support live snapshot (remove) of qcow2 TPM drive on storage with snapshot-as-volume-chain Fiona Ebner
2026-03-09 16:58 ` [PATCH qemu-server v2 18/18] fix #7066: api: allow live snapshot (remove) of qcow2 TPM drive " Fiona Ebner
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