}
}
+sub volume_send {
+ my ($cfg, $volid, $snap, $ip, $incremental_snap, $verbose, $limit,
+ $target_path) = @_;
+
+ my ($storeid, $volname) = parse_volume_id($volid, 1);
+ if ($storeid) {
+ my $scfg = storage_config($cfg, $storeid);
+ my $plugin = PVE::Storage::Plugin->lookup($scfg->{type});
+ return $plugin->volume_send($scfg, $storeid, $volname, $ip, $snap,
+ $incremental_snap, $verbose, $limit, $target_path);
+
+ } elsif ($volid =~ m|^(/.+)$| && -e $volid) {
+ die "send file/device '$volid' is not possible\n";
+ } else {
+ die "unable to parse volume ID '$volid'\n";
+ }
+}
+
sub volume_snapshot_rollback {
my ($cfg, $volid, $snap) = @_;
}
}
+sub volume_snapshot_list {
+ my ($cfg, $volid, $prefix, $ip) = @_;
+
+ my ($storeid, $volname) = parse_volume_id($volid, 1);
+ if ($storeid) {
+ my $scfg = storage_config($cfg, $storeid);
+ my $plugin = PVE::Storage::Plugin->lookup($scfg->{type});
+ return $plugin->volume_snapshot_list($scfg, $storeid, $volname, $prefix, $ip);
+ } elsif ($volid =~ m|^(/.+)$| && -e $volid) {
+ die "send file/device '$volid' is not possible\n";
+ } else {
+ die "unable to parse volume ID '$volid'\n";
+ }
+ # return an empty array if dataset does not exist.
+ # youngest snap first
+}
+
sub get_image_dir {
my ($cfg, $storeid, $vmid) = @_;
return int($vmid);
}
+# NOTE: basename and basevmid are always undef for LVM-thin, where the
+# clone -> base reference is not encoded in the volume ID.
+# see note in PVE::Storage::LvmThinPlugin for details.
sub parse_volname {
my ($cfg, $volid) = @_;
return PVE::Storage::Plugin::parse_volume_id($volid, $noerr);
}
+# test if we have read access to volid
+sub check_volume_access {
+ my ($rpcenv, $user, $cfg, $vmid, $volid) = @_;
+
+ my ($sid, $volname) = parse_volume_id($volid, 1);
+ if ($sid) {
+ my ($vtype, undef, $ownervm) = parse_volname($cfg, $volid);
+ if ($vtype eq 'iso' || $vtype eq 'vztmpl') {
+ # we simply allow access
+ } elsif (defined($ownervm) && defined($vmid) && ($ownervm == $vmid)) {
+ # we are owner - allow access
+ } elsif ($vtype eq 'backup' && $ownervm) {
+ $rpcenv->check($user, "/storage/$sid", ['Datastore.AllocateSpace']);
+ $rpcenv->check($user, "/vms/$ownervm", ['VM.Backup']);
+ } else {
+ # allow if we are Datastore administrator
+ $rpcenv->check($user, "/storage/$sid", ['Datastore.Allocate']);
+ }
+ } else {
+ die "Only root can pass arbitrary filesystem paths."
+ if $user ne 'root@pam';
+ }
+
+ return undef;
+}
+
my $volume_is_base_and_used__no_lock = sub {
my ($scfg, $storeid, $plugin, $volname) = @_;
return 0;
};
+# NOTE: this check does not work for LVM-thin, where the clone -> base
+# reference is not encoded in the volume ID.
+# see note in PVE::Storage::LvmThinPlugin for details.
sub volume_is_base_and_used {
my ($cfg, $volid) = @_;
eval{
run_command($send);
};
- my $err;
- if ($err = $@){
- run_command(['zfs', 'destroy', "$zfspath\@__migration__"]);
- die $err;
- }
- run_command($destroy_target);
+ my $err = $@;
+ warn "zfs send/receive failed, cleaning up snapshot(s)..\n" if $err;
+ eval { run_command(['zfs', 'destroy', "$zfspath\@__migration__"]); };
+ warn "could not remove source snapshot: $@\n" if $@;
+ eval { run_command($destroy_target); };
+ warn "could not remove target snapshot: $@\n" if $@;
+ die $err if $err;
} else {
die "$errstr - target type $tcfg->{type} is not valid\n";
eval {
if ($tcfg->{type} eq 'lvmthin') {
- run_command([["dd", "if=$src"],["/usr/bin/ssh", "root\@${target_host}",
- "dd", 'conv=sparse', "of=$dst"]]);
+ run_command([["dd", "if=$src", "bs=4k"],["/usr/bin/ssh", "root\@${target_host}",
+ "dd", 'conv=sparse', "of=$dst", "bs=4k"]]);
} else {
- run_command([["dd", "if=$src"],["/usr/bin/ssh", "root\@${target_host}",
- "dd", "of=$dst"]]);
+ run_command([["dd", "if=$src", "bs=4k"],["/usr/bin/ssh", "root\@${target_host}",
+ "dd", "of=$dst", "bs=4k"]]);
}
};
if (my $err = $@) {
# lock shared storage
$plugin->cluster_lock_storage($storeid, $scfg->{shared}, undef, sub {
+ # LVM-thin allows deletion of still referenced base volumes!
die "base volume '$volname' is still in use by linked clones\n"
if &$volume_is_base_and_used__no_lock($scfg, $storeid, $plugin, $volname);
my $ids = $cfg->{ids};
my $info = {};
-
+
my @ctypes = PVE::Tools::split_list($content);
-
+
my $slist = [];
foreach my $storeid (keys %$ids) {
}
next if !$want_ctype;
}
-
+
my $type = $ids->{$storeid}->{type};
$info->{$storeid} = {
eval { ($total, $avail, $used, $active) = $plugin->status($storeid, $scfg, $cache); };
warn $@ if $@;
next if !$active;
- $info->{$storeid}->{total} = $total;
- $info->{$storeid}->{avail} = $avail;
- $info->{$storeid}->{used} = $used;
+ $info->{$storeid}->{total} = int($total);
+ $info->{$storeid}->{avail} = int($avail);
+ $info->{$storeid}->{used} = int($used);
$info->{$storeid}->{active} = $active;
}
my $file;
while (defined($file = <$fh>)) {
- if ($file =~ m!$conf_re!) {
+ if ($file =~ $conf_re) {
$file = $1; # untaint
last;
}
my $rerr = $@;
# use exit code if no stderr output and not just broken pipe
- if (!$errstring && !$broken_pipe && $rc > 0 && $rc != 141) {
+ if (!$errstring && !$broken_pipe && $rc != 0 && $rc != 141) {
die "$rerr\n" if $rerr;
die "config extraction failed with exit code $rc\n";
}
my $archive = abs_filesystem_path($cfg, $volid);
- if ($volid =~ /\/vzdump-(lxc|openvz)-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|(tar(\.(gz|lzo))?))$/) {
- return extract_vzdump_config_tar($archive,'^(\./etc/vzdump/(pct|vps)\.conf)$');
- } elsif ($volid =~ /\/vzdump-qemu-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|((tar|vma)(\.(gz|lzo))?))$/) {
+ if ($volid =~ /vzdump-(lxc|openvz)-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|(tar(\.(gz|lzo))?))$/) {
+ return extract_vzdump_config_tar($archive, qr!^(\./etc/vzdump/(pct|vps)\.conf)$!);
+ } elsif ($volid =~ /vzdump-qemu-\d+-(\d{4})_(\d{2})_(\d{2})-(\d{2})_(\d{2})_(\d{2})\.(tgz|((tar|vma)(\.(gz|lzo))?))$/) {
my $format;
my $comp;
if ($7 eq 'tgz') {