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From: Alexandre Derumier via pve-devel <pve-devel@lists.proxmox.com>
To: pve-devel@lists.proxmox.com
Cc: Alexandre Derumier <alexandre.derumier@groupe-cyllene.com>
Subject: [pve-devel] [PATCH v4 qemu-server 02/11] blockdev : convert qemu_driveadd && qemu_drivedel
Date: Tue, 11 Mar 2025 11:28:52 +0100	[thread overview]
Message-ID: <mailman.957.1741688988.293.pve-devel@lists.proxmox.com> (raw)
In-Reply-To: <20250311102905.2680524-1-alexandre.derumier@groupe-cyllene.com>

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From: Alexandre Derumier <alexandre.derumier@groupe-cyllene.com>
To: pve-devel@lists.proxmox.com
Subject: [PATCH v4 qemu-server 02/11] blockdev : convert qemu_driveadd && qemu_drivedel
Date: Tue, 11 Mar 2025 11:28:52 +0100
Message-ID: <20250311102905.2680524-5-alexandre.derumier@groupe-cyllene.com>

fixme/testme :
PVE/VZDump/QemuServer.pm:    eval { PVE::QemuServer::qemu_drivedel($vmid, "tpmstate0-backup"); };

Signed-off-by: Alexandre Derumier <alexandre.derumier@groupe-cyllene.com>
---
 PVE/QemuServer.pm | 33 +++++++++++++--------------------
 1 file changed, 13 insertions(+), 20 deletions(-)

diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 5fd155e5..9ad12186 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -4144,32 +4144,25 @@ sub qemu_iothread_del {
 }
 
 sub qemu_driveadd {
-    my ($storecfg, $vmid, $device) = @_;
+    my ($storecfg, $vmid, $drive) = @_;
 
-    my $kvmver = get_running_qemu_version($vmid);
-    my $io_uring = min_version($kvmver, 6, 0);
-    my $drive = print_drive_commandline_full($storecfg, $vmid, $device, undef, $io_uring);
-    $drive =~ s/\\/\\\\/g;
-    my $ret = PVE::QemuServer::Monitor::hmp_cmd($vmid, "drive_add auto \"$drive\"", 60);
+    my $drive_id = get_drive_id($drive);
+    # always add a throttle-group, as it's mandatory for the throttle-filter root node.
+    my $throttle_group = generate_throttle_group($drive);
+    mon_cmd($vmid, 'object-add', "qom-type" => "throttle-group", %$throttle_group);
 
-    # If the command succeeds qemu prints: "OK"
-    return 1 if $ret =~ m/OK/s;
-
-    die "adding drive failed: $ret\n";
+    # The throttle filter is the root node with a stable name attached to the device,
+    # and currently it's not possible to insert it later
+    my $blockdev = generate_drive_blockdev($storecfg, $vmid, $drive);
+    mon_cmd($vmid, 'blockdev-add', %$blockdev, timeout => 10 * 60);
+    return 1;
 }
 
 sub qemu_drivedel {
     my ($vmid, $deviceid) = @_;
 
-    my $ret = PVE::QemuServer::Monitor::hmp_cmd($vmid, "drive_del drive-$deviceid", 10 * 60);
-    $ret =~ s/^\s+//;
-
-    return 1 if $ret eq "";
-
-    # NB: device not found errors mean the drive was auto-deleted and we ignore the error
-    return 1 if $ret =~ m/Device \'.*?\' not found/s;
-
-    die "deleting drive $deviceid failed : $ret\n";
+    mon_cmd($vmid, 'blockdev-del', 'node-name' => "drive-$deviceid", timeout => 10 * 60);
+    mon_cmd($vmid, 'object-del', id => "throttle-drive-$deviceid");
 }
 
 sub qemu_deviceaddverify {
@@ -4404,7 +4397,7 @@ sub qemu_block_set_io_throttle {
 
     return if !check_running($vmid) ;
 
-    mon_cmd($vmid, "block_set_io_throttle", device => $deviceid,
+    mon_cmd($vmid, "block_set_io_throttle", id => $deviceid,
 	bps => int($bps),
 	bps_rd => int($bps_rd),
 	bps_wr => int($bps_wr),
-- 
2.39.5



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  parent reply	other threads:[~2025-03-11 10:31 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20250311102905.2680524-1-alexandre.derumier@groupe-cyllene.com>
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-qemu 1/1] add block-commit-replaces option patch Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 qemu-server 01/11] blockdev: cmdline: convert drive to blockdev syntax Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-storage 1/5] qcow2: add external snapshot support Alexandre Derumier via pve-devel
2025-03-11 10:28 ` Alexandre Derumier via pve-devel [this message]
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-storage 2/5] lvmplugin: add qcow2 snapshot Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 qemu-server 03/11] replace qemu_block_set_io_throttle with qom-set throttlegroup limits Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-storage 3/5] storage: vdisk_free: remove external snapshots Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 qemu-server 04/11] blockdev: vm_devices_list : fix block-query Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-storage 4/5] lvm: lvrename helper: allow path Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 qemu-server 05/11] blockdev: convert cdrom media eject/insert Alexandre Derumier via pve-devel
2025-03-11 10:28 ` [pve-devel] [PATCH v4 pve-storage 5/5] lvm: add lvremove helper Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 06/11] blockdev: block_resize: convert to blockdev Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 07/11] blockdev: nbd_export: block-export-add : use drive-$id for nodename Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 08/11] blockdev: convert drive_mirror to blockdev_mirror Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 09/11] blockdev: change aio on target if io_uring is not default Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 10/11] blockdev: add backing_chain support Alexandre Derumier via pve-devel
2025-03-11 10:29 ` [pve-devel] [PATCH v4 qemu-server 11/11] qcow2: add external snapshot support Alexandre Derumier via pve-devel

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