]>
git.proxmox.com Git - pve-guest-common.git/blob - PVE/VZDump/Common.pm
1 package PVE
::VZDump
::Common
;
8 use PVE
::SafeSyslog
qw(syslog);
10 use PVE
::Cluster
qw(cfs_register_file);
11 use PVE
::JSONSchema
qw(get_standard_option);
13 cfs_register_file
('vzdump.cron',
14 \
&parse_vzdump_cron_config
,
15 \
&write_vzdump_cron_config
);
17 my $dowhash_to_dow = sub {
21 push @da, $num ?
1 : 'mon' if $d->{mon
};
22 push @da, $num ?
2 : 'tue' if $d->{tue
};
23 push @da, $num ?
3 : 'wed' if $d->{wed
};
24 push @da, $num ?
4 : 'thu' if $d->{thu
};
25 push @da, $num ?
5 : 'fri' if $d->{fri
};
26 push @da, $num ?
6 : 'sat' if $d->{sat
};
27 push @da, $num ?
7 : 'sun' if $d->{sun
};
32 my $fixup_prune_backups_option = sub {
35 return if !defined($opts->{'prune-backups'});
37 $opts->{'prune-backups'} = PVE
::JSONSchema
::parse_property_string
(
39 $opts->{'prune-backups'}
43 # parse crontab style day of week
45 my ($dowstr, $noerr) = @_;
47 my $dowmap = {mon
=> 1, tue
=> 2, wed
=> 3, thu
=> 4,
48 fri
=> 5, sat
=> 6, sun
=> 7};
49 my $rdowmap = { '1' => 'mon', '2' => 'tue', '3' => 'wed', '4' => 'thu',
50 '5' => 'fri', '6' => 'sat', '7' => 'sun', '0' => 'sun'};
54 $dowstr = '1,2,3,4,5,6,7' if $dowstr eq '*';
56 foreach my $day (PVE
::Tools
::split_list
($dowstr)) {
57 if ($day =~ m/^(mon|tue|wed|thu|fri|sat|sun)-(mon|tue|wed|thu|fri|sat|sun)$/i) {
58 for (my $i = $dowmap->{lc($1)}; $i <= $dowmap->{lc($2)}; $i++) {
59 my $r = $rdowmap->{$i};
62 } elsif ($day =~ m/^(mon|tue|wed|thu|fri|sat|sun|[0-7])$/i) {
63 $day = $rdowmap->{$day} if $day =~ m/\d/;
66 return undef if $noerr;
67 die "unable to parse day of week '$dowstr'\n";
76 type
=> 'string', format
=> 'pve-vmid-list',
77 description
=> "The ID of the guest system you want to backup.",
78 completion
=> \
&PVE
::Cluster
::complete_local_vmid
,
81 node
=> get_standard_option
('pve-node', {
82 description
=> "Only run if executed on this node.",
83 completion
=> \
&PVE
::Cluster
::get_nodelist
,
88 description
=> "Backup all known guest systems on this host.",
94 description
=> "Exclude temporary files and logs.",
100 description
=> "Compress dump file.",
102 enum
=> ['0', '1', 'gzip', 'lzo', 'zstd'],
107 description
=> "Use pigz instead of gzip when N>0.".
108 " N=1 uses half of cores, N>1 uses N as thread count.",
114 description
=> "Zstd threads. N=0 uses half of the available cores,".
115 " N>0 uses N as thread count.",
121 description
=> "Be quiet.",
127 description
=> "Backup mode.",
129 default => 'snapshot',
130 enum
=> [ 'snapshot', 'suspend', 'stop' ],
133 type
=> 'string', format
=> 'pve-vmid-list',
134 description
=> "Exclude specified guest systems (assumes --all)",
138 type
=> 'string', format
=> 'string-alist',
139 description
=> "Exclude certain files/directories (shell globs)." .
140 " Paths starting with '/' are anchored to the container's root, " .
141 " other paths match relative to each subdirectory.",
146 format
=> 'email-or-username-list',
147 description
=> "Comma-separated list of email addresses or users that should" .
148 " receive email notifications.",
151 mailnotification
=> {
153 description
=> "Specify when to send an email",
155 enum
=> [ 'always', 'failure' ],
160 description
=> "Store temporary files to specified directory.",
165 description
=> "Store resulting files to specified directory.",
170 description
=> "Use specified hook script.",
173 storage
=> get_standard_option
('pve-storage-id', {
174 description
=> "Store resulting file to this storage.",
175 completion
=> \
&complete_backup_storage
,
180 description
=> "Stop running backup jobs on this host.",
184 # FIXME: Remove with PVE 7.0
187 description
=> "Unused, will be removed in a future release.",
194 description
=> "Limit I/O bandwidth (KBytes per second).",
201 description
=> "Set CFQ ionice priority.",
209 description
=> "Maximal time to wait for the global lock (minutes).",
212 default => 3*60, # 3 hours
216 description
=> "Maximal time to wait until a guest system is stopped (minutes).",
219 default => 10, # 10 minutes
223 description
=> "Maximal number of backup files per guest system.",
228 'prune-backups' => get_standard_option
('prune-backups', {
229 description
=> "Use these retention options instead of those from the storage configuration.",
234 description
=> "Remove old backup files if there are more than " .
235 "'maxfiles' backup files or prune according to 'prune-backups'.",
241 description
=> 'Backup all known guest systems included in the specified pool.',
250 # add JSON properties for create and set function
251 sub json_config_properties
{
254 foreach my $opt (keys %$confdesc) {
255 $prop->{$opt} = $confdesc->{$opt};
261 my $vzdump_properties = {
262 additionalProperties
=> 0,
263 properties
=> json_config_properties
({}),
266 sub parse_vzdump_cron_config
{
267 my ($filename, $raw) = @_;
269 my $jobs = []; # correct jobs
271 my $ejobs = []; # mailfomerd lines
273 my $jid = 1; # we start at 1
275 my $digest = Digest
::SHA
::sha1_hex
(defined($raw) ?
$raw : '');
277 while ($raw && $raw =~ s/^(.*?)(\n|$)//) {
280 next if $line =~ m/^\#/;
281 next if $line =~ m/^\s*$/;
282 next if $line =~ m/^PATH\s*=/; # we always overwrite path
284 if ($line =~ m
|^(\d
+)\s
+(\d
+)\s
+\
*\s
+\
*\s
+(\S
+)\s
+root\s
+(/\S+/)?
(#)?vzdump(\s+(.*))?$|) {
286 my $minute = int($1);
292 my $dowhash = parse_dow
($dow, 1);
293 die "unable to parse day of week '$dow' in '$filename'\n" if !$dowhash;
295 my $args = PVE
::Tools
::split_args
($param);
296 my $opts = PVE
::JSONSchema
::get_options
($vzdump_properties, $args, 'vmid');
298 $opts->{enabled
} = !defined($enabled);
299 $opts->{id
} = "$digest:$jid";
301 $opts->{starttime
} = sprintf "%02d:%02d", $hour, $minute;
302 $opts->{dow
} = &$dowhash_to_dow($dowhash);
304 $fixup_prune_backups_option->($opts); # parse the property string
310 syslog
('err', "parse error in '$filename': $err");
311 push @$ejobs, { line
=> $line };
313 } elsif ($line =~ m
|^\S
+\s
+(\S
+)\s
+\S
+\s
+\S
+\s
+\S
+\s
+\S
+\s
+(\S
.*)$|) {
314 syslog
('err', "warning: malformed line in '$filename'");
315 push @$ejobs, { line
=> $line };
317 syslog
('err', "ignoring malformed line in '$filename'");
322 $res->{digest
} = $digest;
323 $res->{jobs
} = $jobs;
324 $res->{ejobs
} = $ejobs;
329 sub write_vzdump_cron_config
{
330 my ($filename, $cfg) = @_;
332 my $out = "# cluster wide vzdump cron schedule\n";
333 $out .= "# Automatically generated file - do not edit\n\n";
334 $out .= "PATH=\"/usr/sbin:/usr/bin:/sbin:/bin\"\n\n";
336 my $jobs = $cfg->{jobs
} || [];
337 foreach my $job (@$jobs) {
338 my $enabled = ($job->{enabled
}) ?
'' : '#';
339 my $dh = parse_dow
($job->{dow
});
341 if ($dh->{mon
} && $dh->{tue
} && $dh->{wed
} && $dh->{thu
} &&
342 $dh->{fri
} && $dh->{sat
} && $dh->{sun
}) {
345 $dow = &$dowhash_to_dow($dh, 1);
351 die "no job start time specified\n" if !$job->{starttime
};
352 if ($job->{starttime
} =~ m/^(\d{1,2}):(\d{1,2})$/) {
353 ($hour, $minute) = (int($1), int($2));
354 die "hour '$hour' out of range\n" if $hour < 0 || $hour > 23;
355 die "minute '$minute' out of range\n" if $minute < 0 || $minute > 59;
357 die "unable to parse job start time\n";
360 $job->{quiet
} = 1; # we do not want messages from cron
362 my $cmd = command_line
($job);
364 $out .= sprintf "$minute $hour * * %-11s root $enabled$cmd\n", $dow;
367 my $ejobs = $cfg->{ejobs
} || [];
368 foreach my $job (@$ejobs) {
369 $out .= "$job->{line}\n" if $job->{line
};
380 if ($param->{vmid
}) {
381 $cmd .= " " . join(' ', PVE
::Tools
::split_list
($param->{vmid
}));
384 foreach my $p (keys %$param) {
385 next if $p eq 'id' || $p eq 'vmid' || $p eq 'starttime' ||
386 $p eq 'dow' || $p eq 'stdout' || $p eq 'enabled';
387 my $v = $param->{$p};
388 my $pd = $confdesc->{$p} || die "no such vzdump option '$p'\n";
389 if ($p eq 'exclude-path') {
390 foreach my $path (split(/\0/, $v || '')) {
391 $cmd .= " --$p " . PVE
::Tools
::shellquote
($path);
394 $v = join(",", PVE
::Tools
::split_list
($v)) if $p eq 'mailto';
395 $v = PVE
::JSONSchema
::print_property_string
($v, 'prune-backups')
396 if $p eq 'prune-backups';
398 $cmd .= " --$p " . PVE
::Tools
::shellquote
($v) if defined($v) && $v ne '';
405 # bash completion helpers
406 sub complete_backup_storage
{
408 my $cfg = PVE
::Storage
::config
();
409 my $ids = $cfg->{ids
};
411 my $nodename = PVE
::INotify
::nodename
();
414 foreach my $sid (keys %$ids) {
415 my $scfg = $ids->{$sid};
416 next if !PVE
::Storage
::storage_check_enabled
($cfg, $sid, $nodename, 1);
417 next if !$scfg->{content
}->{backup
};