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From: Lorenz Stechauner <l.stechauner@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Thu, 27 May 2021 14:23:30 +0200
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Subject: [pve-devel] [PATCH v3 container 1/1] fix #3421: allow custom
storage plugins to support rootfs
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it is now necessary for storages to support the 'rootdir' content in
order to start containers on them. all native storage plugins
already report the rootdir content correctly.
Signed-off-by: Lorenz Stechauner <l.stechauner@proxmox.com>
---
src/PVE/LXC.pm | 30 ++++++++++++------------------
1 file changed, 12 insertions(+), 18 deletions(-)
diff --git a/src/PVE/LXC.pm b/src/PVE/LXC.pm
index 7e6f378..556f7fa 100644
--- a/src/PVE/LXC.pm
+++ b/src/PVE/LXC.pm
@@ -1682,15 +1682,16 @@ sub __mountpoint_mount {
}
};
my $use_loopdev = 0;
- if ($scfg->{path}) {
- $mounted_dev = run_with_loopdev($domount, $path, $readonly);
- $use_loopdev = 1;
- } elsif ($scfg->{type} eq 'drbd' || $scfg->{type} eq 'lvm' ||
- $scfg->{type} eq 'rbd' || $scfg->{type} eq 'lvmthin') {
- $mounted_dev = $path;
- &$domount($path);
+ if ($scfg->{content}->{rootdir}) {
+ if ($scfg->{path}) {
+ $mounted_dev = run_with_loopdev($domount, $path, $readonly);
+ $use_loopdev = 1;
+ } else {
+ $mounted_dev = $path;
+ &$domount($path);
+ }
} else {
- die "unsupported storage type '$scfg->{type}'\n";
+ die "storage '$storage' does not support containers\n";
}
return wantarray ? ($path, $use_loopdev, $mounted_dev) : $path;
} else {
@@ -1871,7 +1872,7 @@ sub alloc_disk {
eval {
my $do_format = 0;
- if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs' || $scfg->{type} eq 'cifs' ) {
+ if ($scfg->{content}->{rootdir} && $scfg->{path}) {
if ($size_kb > 0) {
$volid = PVE::Storage::vdisk_alloc($storecfg, $storage, $vmid, 'raw',
undef, $size_kb);
@@ -1882,21 +1883,14 @@ sub alloc_disk {
$needs_chown = 1;
}
} elsif ($scfg->{type} eq 'zfspool') {
-
$volid = PVE::Storage::vdisk_alloc($storecfg, $storage, $vmid, 'subvol',
undef, $size_kb);
$needs_chown = 1;
- } elsif ($scfg->{type} eq 'drbd' || $scfg->{type} eq 'lvm' || $scfg->{type} eq 'lvmthin') {
-
- $volid = PVE::Storage::vdisk_alloc($storecfg, $storage, $vmid, 'raw', undef, $size_kb);
- $do_format = 1;
-
- } elsif ($scfg->{type} eq 'rbd') {
-
+ } elsif ($scfg->{content}->{rootdir}) {
$volid = PVE::Storage::vdisk_alloc($storecfg, $storage, $vmid, 'raw', undef, $size_kb);
$do_format = 1;
} else {
- die "unable to create containers on storage type '$scfg->{type}'\n";
+ die "storage '$storage' does not support containers\n";
}
format_disk($storecfg, $volid, $rootuid, $rootgid) if $do_format;
};
--
2.20.1