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Commit | Line | Data |
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0bc3e510 WL |
1 | #!/usr/bin/perl |
2 | ||
0bc3e510 WL |
3 | use strict; |
4 | use warnings; | |
8e9ef0ca | 5 | |
0bc3e510 | 6 | use Fcntl qw(:flock SEEK_END); |
76b2c677 | 7 | use Getopt::Long qw(GetOptionsFromArray); |
21a673e6 | 8 | use File::Path qw(make_path); |
76b2c677 WL |
9 | use JSON; |
10 | use IO::File; | |
dc54fce8 | 11 | use String::ShellQuote 'shell_quote'; |
0bc3e510 | 12 | |
c85692fa | 13 | my $PROGNAME = "pve-zsync"; |
d9e8f4ec WL |
14 | my $CONFIG_PATH = "/var/lib/${PROGNAME}"; |
15 | my $STATE = "${CONFIG_PATH}/sync_state"; | |
c85692fa | 16 | my $CRONJOBS = "/etc/cron.d/$PROGNAME"; |
d9e8f4ec WL |
17 | my $PATH = "/usr/sbin"; |
18 | my $PVE_DIR = "/etc/pve/local"; | |
19 | my $QEMU_CONF = "${PVE_DIR}/qemu-server"; | |
20 | my $LXC_CONF = "${PVE_DIR}/lxc"; | |
d9e8f4ec | 21 | my $PROG_PATH = "$PATH/${PROGNAME}"; |
76b2c677 | 22 | my $INTERVAL = 15; |
8e9ef0ca TL |
23 | my $DEBUG; |
24 | ||
25 | BEGIN { | |
26 | $DEBUG = 0; # change default here. not above on declaration! | |
27 | $DEBUG ||= $ENV{ZSYNC_DEBUG}; | |
28 | if ($DEBUG) { | |
29 | require Data::Dumper; | |
30 | Data::Dumper->import(); | |
31 | } | |
32 | } | |
c85692fa | 33 | |
db2ce6d4 WB |
34 | my $IPV4OCTET = "(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])"; |
35 | my $IPV4RE = "(?:(?:$IPV4OCTET\\.){3}$IPV4OCTET)"; | |
36 | my $IPV6H16 = "(?:[0-9a-fA-F]{1,4})"; | |
37 | my $IPV6LS32 = "(?:(?:$IPV4RE|$IPV6H16:$IPV6H16))"; | |
38 | ||
39 | my $IPV6RE = "(?:" . | |
eee21241 WL |
40 | "(?:(?:" . "(?:$IPV6H16:){6})$IPV6LS32)|" . |
41 | "(?:(?:" . "::(?:$IPV6H16:){5})$IPV6LS32)|" . | |
42 | "(?:(?:(?:" . "$IPV6H16)?::(?:$IPV6H16:){4})$IPV6LS32)|" . | |
43 | "(?:(?:(?:(?:$IPV6H16:){0,1}$IPV6H16)?::(?:$IPV6H16:){3})$IPV6LS32)|" . | |
44 | "(?:(?:(?:(?:$IPV6H16:){0,2}$IPV6H16)?::(?:$IPV6H16:){2})$IPV6LS32)|" . | |
45 | "(?:(?:(?:(?:$IPV6H16:){0,3}$IPV6H16)?::(?:$IPV6H16:){1})$IPV6LS32)|" . | |
46 | "(?:(?:(?:(?:$IPV6H16:){0,4}$IPV6H16)?::" . ")$IPV6LS32)|" . | |
47 | "(?:(?:(?:(?:$IPV6H16:){0,5}$IPV6H16)?::" . ")$IPV6H16)|" . | |
48 | "(?:(?:(?:(?:$IPV6H16:){0,6}$IPV6H16)?::" . ")))"; | |
db2ce6d4 WB |
49 | |
50 | my $HOSTv4RE0 = "(?:[\\w\\.\\-_]+|$IPV4RE)"; # hostname or ipv4 address | |
51 | my $HOSTv4RE1 = "(?:$HOSTv4RE0|\\[$HOSTv4RE0\\])"; # these may be in brackets, too | |
52 | my $HOSTRE = "(?:$HOSTv4RE1|\\[$IPV6RE\\])"; # ipv6 must always be in brackets | |
53 | # targets are either a VMID, or a 'host:zpool/path' with 'host:' being optional | |
54 | my $TARGETRE = qr!^(?:($HOSTRE):)?(\d+|(?:[\w\-_]+)(/.+)?)$!; | |
55 | ||
07f255cd | 56 | my $DISK_KEY_RE = qr/^(?:(?:(?:virtio|ide|scsi|sata|efidisk|mp)\d+)|rootfs): /; |
e45536e5 | 57 | |
5bf0bc35 FE |
58 | my $INSTANCE_ID = get_instance_id($$); |
59 | ||
ae7b5f4c WB |
60 | my $command = $ARGV[0]; |
61 | ||
62 | if (defined($command) && $command ne 'help' && $command ne 'printpod') { | |
63 | check_bin ('cstream'); | |
64 | check_bin ('zfs'); | |
65 | check_bin ('ssh'); | |
66 | check_bin ('scp'); | |
67 | } | |
0bc3e510 | 68 | |
61ed255c TL |
69 | $SIG{TERM} = $SIG{QUIT} = $SIG{PIPE} = $SIG{HUP} = $SIG{KILL} = $SIG{INT} = sub { |
70 | die "Signaled, aborting sync: $!\n"; | |
71 | }; | |
7f5254ba | 72 | |
0bc3e510 WL |
73 | sub check_bin { |
74 | my ($bin) = @_; | |
75 | ||
76 | foreach my $p (split (/:/, $ENV{PATH})) { | |
eee21241 WL |
77 | my $fn = "$p/$bin"; |
78 | if (-x $fn) { | |
79 | return $fn; | |
0bc3e510 WL |
80 | } |
81 | } | |
82 | ||
76b2c677 | 83 | die "unable to find command '$bin'\n"; |
0bc3e510 WL |
84 | } |
85 | ||
d01b047d FE |
86 | sub read_file { |
87 | my ($filename, $one_line_only) = @_; | |
88 | ||
89 | my $fh = IO::File->new($filename, "r") | |
90 | or die "Could not open file ${filename}: $!\n"; | |
91 | ||
92 | my $text = $one_line_only ? <$fh> : [ <$fh> ]; | |
93 | ||
94 | close($fh); | |
95 | ||
96 | return $text; | |
97 | } | |
98 | ||
c85692fa | 99 | sub cut_target_width { |
b09c0029 WL |
100 | my ($path, $maxlen) = @_; |
101 | $path =~ s@/+@/@g; | |
0bc3e510 | 102 | |
b09c0029 | 103 | return $path if length($path) <= $maxlen; |
0bc3e510 | 104 | |
b09c0029 | 105 | return '..'.substr($path, -$maxlen+2) if $path !~ m@/@; |
0bc3e510 | 106 | |
b09c0029 WL |
107 | $path =~ s@/([^/]+/?)$@@; |
108 | my $tail = $1; | |
0bc3e510 | 109 | |
b09c0029 WL |
110 | if (length($tail)+3 == $maxlen) { |
111 | return "../$tail"; | |
112 | } elsif (length($tail)+2 >= $maxlen) { | |
113 | return '..'.substr($tail, -$maxlen+2) | |
114 | } | |
115 | ||
116 | $path =~ s@(/[^/]+)(?:/|$)@@; | |
117 | my $head = $1; | |
118 | my $both = length($head) + length($tail); | |
119 | my $remaining = $maxlen-$both-4; # -4 for "/../" | |
120 | ||
121 | if ($remaining < 0) { | |
122 | return substr($head, 0, $maxlen - length($tail) - 3) . "../$tail"; # -3 for "../" | |
123 | } | |
0bc3e510 | 124 | |
b09c0029 WL |
125 | substr($path, ($remaining/2), (length($path)-$remaining), '..'); |
126 | return "$head/" . $path . "/$tail"; | |
0bc3e510 WL |
127 | } |
128 | ||
96ed8176 FE |
129 | sub locked { |
130 | my ($lock_fn, $code) = @_; | |
131 | ||
132 | my $lock_fh = IO::File->new("> $lock_fn"); | |
133 | ||
134 | flock($lock_fh, LOCK_EX) || die "Couldn't acquire lock - $!\n"; | |
135 | my $res = eval { $code->() }; | |
136 | my $err = $@; | |
137 | ||
138 | flock($lock_fh, LOCK_UN) || warn "Error unlocking - $!\n"; | |
139 | die "$err" if $err; | |
0bc3e510 | 140 | |
96ed8176 FE |
141 | close($lock_fh); |
142 | return $res; | |
0bc3e510 WL |
143 | } |
144 | ||
76b2c677 WL |
145 | sub get_status { |
146 | my ($source, $name, $status) = @_; | |
d3e1a943 | 147 | |
76b2c677 | 148 | if ($status->{$source->{all}}->{$name}->{status}) { |
d3e1a943 | 149 | return $status; |
0bc3e510 WL |
150 | } |
151 | ||
152 | return undef; | |
153 | } | |
154 | ||
1ae8a213 FE |
155 | sub check_dataset_exists { |
156 | my ($dataset, $ip, $user) = @_; | |
0bc3e510 | 157 | |
271c2572 | 158 | my $cmd = []; |
3927ecdb | 159 | |
1ae8a213 FE |
160 | if ($ip) { |
161 | push @$cmd, 'ssh', "$user\@$ip", '--'; | |
3927ecdb | 162 | } |
1ae8a213 | 163 | push @$cmd, 'zfs', 'list', '-H', '--', $dataset; |
0bc3e510 WL |
164 | eval { |
165 | run_cmd($cmd); | |
166 | }; | |
167 | ||
76b2c677 | 168 | if ($@) { |
148408c3 | 169 | return 0; |
0bc3e510 | 170 | } |
148408c3 | 171 | return 1; |
0bc3e510 WL |
172 | } |
173 | ||
76b2c677 WL |
174 | sub parse_target { |
175 | my ($text) = @_; | |
0bc3e510 | 176 | |
76b2c677 WL |
177 | my $errstr = "$text : is not a valid input! Use [IP:]<VMID> or [IP:]<ZFSPool>[/Path]"; |
178 | my $target = {}; | |
0bc3e510 | 179 | |
db2ce6d4 WB |
180 | if ($text !~ $TARGETRE) { |
181 | die "$errstr\n"; | |
76b2c677 | 182 | } |
db2ce6d4 WB |
183 | $target->{all} = $2; |
184 | $target->{ip} = $1 if $1; | |
185 | my @parts = split('/', $2); | |
76b2c677 | 186 | |
db2ce6d4 | 187 | $target->{ip} =~ s/^\[(.*)\]$/$1/ if $target->{ip}; |
76b2c677 | 188 | |
db2ce6d4 WB |
189 | my $pool = $target->{pool} = shift(@parts); |
190 | die "$errstr\n" if !$pool; | |
191 | ||
192 | if ($pool =~ m/^\d+$/) { | |
193 | $target->{vmid} = $pool; | |
76b2c677 WL |
194 | delete $target->{pool}; |
195 | } | |
196 | ||
197 | return $target if (@parts == 0); | |
198 | $target->{last_part} = pop(@parts); | |
199 | ||
200 | if ($target->{ip}) { | |
201 | pop(@parts); | |
202 | } | |
203 | if (@parts > 0) { | |
204 | $target->{path} = join('/', @parts); | |
205 | } | |
206 | ||
207 | return $target; | |
0bc3e510 WL |
208 | } |
209 | ||
76b2c677 | 210 | sub read_cron { |
0bc3e510 | 211 | |
76b2c677 WL |
212 | #This is for the first use to init file; |
213 | if (!-e $CRONJOBS) { | |
214 | my $new_fh = IO::File->new("> $CRONJOBS"); | |
215 | die "Could not create $CRONJOBS: $!\n" if !$new_fh; | |
216 | close($new_fh); | |
0bc3e510 WL |
217 | return undef; |
218 | } | |
219 | ||
d01b047d | 220 | my $text = read_file($CRONJOBS, 0); |
0bc3e510 | 221 | |
d01b047d | 222 | return encode_cron(@{$text}); |
76b2c677 | 223 | } |
0bc3e510 | 224 | |
76b2c677 WL |
225 | sub parse_argv { |
226 | my (@arg) = @_; | |
227 | ||
5dbe7f7f TL |
228 | my $param = { |
229 | dest => undef, | |
230 | source => undef, | |
231 | verbose => undef, | |
232 | limit => undef, | |
233 | maxsnap => undef, | |
234 | name => undef, | |
235 | skip => undef, | |
236 | method => undef, | |
237 | source_user => undef, | |
238 | dest_user => undef, | |
70253912 | 239 | properties => undef, |
7ee3e8e0 | 240 | dest_config_path => undef, |
5dbe7f7f | 241 | }; |
76b2c677 | 242 | |
5dbe7f7f TL |
243 | my ($ret) = GetOptionsFromArray( |
244 | \@arg, | |
245 | 'dest=s' => \$param->{dest}, | |
246 | 'source=s' => \$param->{source}, | |
247 | 'verbose' => \$param->{verbose}, | |
248 | 'limit=i' => \$param->{limit}, | |
249 | 'maxsnap=i' => \$param->{maxsnap}, | |
250 | 'name=s' => \$param->{name}, | |
251 | 'skip' => \$param->{skip}, | |
252 | 'method=s' => \$param->{method}, | |
253 | 'source-user=s' => \$param->{source_user}, | |
70253912 WL |
254 | 'dest-user=s' => \$param->{dest_user}, |
255 | 'properties' => \$param->{properties}, | |
7ee3e8e0 | 256 | 'dest-config-path=s' => \$param->{dest_config_path}, |
5dbe7f7f TL |
257 | ); |
258 | ||
259 | die "can't parse options\n" if $ret == 0; | |
260 | ||
261 | $param->{name} //= "default"; | |
262 | $param->{maxsnap} //= 1; | |
263 | $param->{method} //= "ssh"; | |
264 | $param->{source_user} //= "root"; | |
265 | $param->{dest_user} //= "root"; | |
76b2c677 WL |
266 | |
267 | return $param; | |
0bc3e510 WL |
268 | } |
269 | ||
76b2c677 WL |
270 | sub add_state_to_job { |
271 | my ($job) = @_; | |
28006d67 | 272 | |
76b2c677 WL |
273 | my $states = read_state(); |
274 | my $state = $states->{$job->{source}}->{$job->{name}}; | |
275 | ||
276 | $job->{state} = $state->{state}; | |
277 | $job->{lsync} = $state->{lsync}; | |
67badfe4 | 278 | $job->{vm_type} = $state->{vm_type}; |
5bf0bc35 | 279 | $job->{instance_id} = $state->{instance_id}; |
76b2c677 WL |
280 | |
281 | for (my $i = 0; $state->{"snap$i"}; $i++) { | |
282 | $job->{"snap$i"} = $state->{"snap$i"}; | |
0bc3e510 | 283 | } |
c85692fa | 284 | |
76b2c677 | 285 | return $job; |
0bc3e510 WL |
286 | } |
287 | ||
76b2c677 WL |
288 | sub encode_cron { |
289 | my (@text) = @_; | |
290 | ||
0bc3e510 | 291 | my $cfg = {}; |
0bc3e510 | 292 | |
76b2c677 WL |
293 | while (my $line = shift(@text)) { |
294 | ||
295 | my @arg = split('\s', $line); | |
296 | my $param = parse_argv(@arg); | |
297 | ||
298 | if ($param->{source} && $param->{dest}) { | |
5dbe7f7f TL |
299 | my $source = delete $param->{source}; |
300 | my $name = delete $param->{name}; | |
301 | ||
302 | $cfg->{$source}->{$name} = $param; | |
0bc3e510 WL |
303 | } |
304 | } | |
76b2c677 | 305 | |
0bc3e510 WL |
306 | return $cfg; |
307 | } | |
308 | ||
76b2c677 WL |
309 | sub param_to_job { |
310 | my ($param) = @_; | |
311 | ||
312 | my $job = {}; | |
313 | ||
314 | my $source = parse_target($param->{source}); | |
315 | my $dest = parse_target($param->{dest}) if $param->{dest}; | |
316 | ||
317 | $job->{name} = !$param->{name} ? "default" : $param->{name}; | |
318 | $job->{dest} = $param->{dest} if $param->{dest}; | |
319 | $job->{method} = "local" if !$dest->{ip} && !$source->{ip}; | |
320 | $job->{method} = "ssh" if !$job->{method}; | |
321 | $job->{limit} = $param->{limit}; | |
322 | $job->{maxsnap} = $param->{maxsnap} if $param->{maxsnap}; | |
323 | $job->{source} = $param->{source}; | |
eac174d7 DL |
324 | $job->{source_user} = $param->{source_user}; |
325 | $job->{dest_user} = $param->{dest_user}; | |
cd9247d5 | 326 | $job->{properties} = !!$param->{properties}; |
7ee3e8e0 | 327 | $job->{dest_config_path} = $param->{dest_config_path} if $param->{dest_config_path}; |
76b2c677 WL |
328 | |
329 | return $job; | |
330 | } | |
331 | ||
332 | sub read_state { | |
0bc3e510 | 333 | |
76b2c677 | 334 | if (!-e $STATE) { |
21a673e6 | 335 | make_path $CONFIG_PATH; |
76b2c677 WL |
336 | my $new_fh = IO::File->new("> $STATE"); |
337 | die "Could not create $STATE: $!\n" if !$new_fh; | |
a018f134 | 338 | print $new_fh "{}"; |
76b2c677 WL |
339 | close($new_fh); |
340 | return undef; | |
341 | } | |
342 | ||
d01b047d FE |
343 | my $text = read_file($STATE, 1); |
344 | return decode_json($text); | |
76b2c677 WL |
345 | } |
346 | ||
347 | sub update_state { | |
348 | my ($job) = @_; | |
0bc3e510 | 349 | |
d01b047d | 350 | my $text = eval { read_file($STATE, 1); }; |
76b2c677 WL |
351 | |
352 | my $out_fh = IO::File->new("> $STATE.new"); | |
353 | die "Could not open file ${STATE}.new: $!\n" if !$out_fh; | |
354 | ||
355 | my $states = {}; | |
356 | my $state = {}; | |
357 | if ($text){ | |
358 | $states = decode_json($text); | |
359 | $state = $states->{$job->{source}}->{$job->{name}}; | |
360 | } | |
361 | ||
362 | if ($job->{state} ne "del") { | |
363 | $state->{state} = $job->{state}; | |
364 | $state->{lsync} = $job->{lsync}; | |
5bf0bc35 | 365 | $state->{instance_id} = $job->{instance_id}; |
67badfe4 | 366 | $state->{vm_type} = $job->{vm_type}; |
76b2c677 WL |
367 | |
368 | for (my $i = 0; $job->{"snap$i"} ; $i++) { | |
369 | $state->{"snap$i"} = $job->{"snap$i"}; | |
0bc3e510 | 370 | } |
76b2c677 WL |
371 | $states->{$job->{source}}->{$job->{name}} = $state; |
372 | } else { | |
373 | ||
374 | delete $states->{$job->{source}}->{$job->{name}}; | |
375 | delete $states->{$job->{source}} if !keys %{$states->{$job->{source}}}; | |
376 | } | |
377 | ||
378 | $text = encode_json($states); | |
379 | print $out_fh $text; | |
380 | ||
381 | close($out_fh); | |
4fec932c | 382 | rename "$STATE.new", $STATE; |
76b2c677 WL |
383 | |
384 | return $states; | |
385 | } | |
386 | ||
387 | sub update_cron { | |
388 | my ($job) = @_; | |
389 | ||
390 | my $updated; | |
391 | my $has_header; | |
392 | my $line_no = 0; | |
393 | my $text = ""; | |
394 | my $header = "SHELL=/bin/sh\n"; | |
395 | $header .= "PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin\n\n"; | |
396 | ||
d01b047d | 397 | my $current = read_file($CRONJOBS, 0); |
76b2c677 | 398 | |
d01b047d | 399 | foreach my $line (@{$current}) { |
76b2c677 WL |
400 | chomp($line); |
401 | if ($line =~ m/source $job->{source} .*name $job->{name} /) { | |
402 | $updated = 1; | |
403 | next if $job->{state} eq "del"; | |
404 | $text .= format_job($job, $line); | |
0bc3e510 | 405 | } else { |
76b2c677 WL |
406 | if (($line_no < 3) && ($line =~ /^(PATH|SHELL)/ )) { |
407 | $has_header = 1; | |
0bc3e510 | 408 | } |
76b2c677 | 409 | $text .= "$line\n"; |
0bc3e510 | 410 | } |
76b2c677 WL |
411 | $line_no++; |
412 | } | |
413 | ||
414 | if (!$has_header) { | |
415 | $text = "$header$text"; | |
416 | } | |
0bc3e510 | 417 | |
76b2c677 | 418 | if (!$updated) { |
eee21241 | 419 | $text .= format_job($job); |
0bc3e510 | 420 | } |
76b2c677 WL |
421 | my $new_fh = IO::File->new("> ${CRONJOBS}.new"); |
422 | die "Could not open file ${CRONJOBS}.new: $!\n" if !$new_fh; | |
423 | ||
424 | die "can't write to $CRONJOBS.new\n" if !print($new_fh $text); | |
425 | close ($new_fh); | |
426 | ||
4fec932c | 427 | die "can't move $CRONJOBS.new: $!\n" if !rename "${CRONJOBS}.new", $CRONJOBS; |
0bc3e510 WL |
428 | } |
429 | ||
76b2c677 WL |
430 | sub format_job { |
431 | my ($job, $line) = @_; | |
432 | my $text = ""; | |
0bc3e510 | 433 | |
6b4f676d | 434 | if ($job->{state} eq "stopped") { |
76b2c677 WL |
435 | $text = "#"; |
436 | } | |
437 | if ($line) { | |
f219b8fd | 438 | $line =~ /^#*\s*((?:\S+\s+){4}\S+)\s+root/; |
76b2c677 WL |
439 | $text .= $1; |
440 | } else { | |
441 | $text .= "*/$INTERVAL * * * *"; | |
442 | } | |
443 | $text .= " root"; | |
444 | $text .= " $PROGNAME sync --source $job->{source} --dest $job->{dest}"; | |
445 | $text .= " --name $job->{name} --maxsnap $job->{maxsnap}"; | |
48186847 | 446 | $text .= " --limit $job->{limit}" if $job->{limit}; |
76b2c677 WL |
447 | $text .= " --method $job->{method}"; |
448 | $text .= " --verbose" if $job->{verbose}; | |
eac174d7 DL |
449 | $text .= " --source-user $job->{source_user}"; |
450 | $text .= " --dest-user $job->{dest_user}"; | |
cd9247d5 | 451 | $text .= " --properties" if $job->{properties}; |
7ee3e8e0 | 452 | $text .= " --dest-config-path $job->{dest_config_path}" if $job->{dest_config_path}; |
76b2c677 WL |
453 | $text .= "\n"; |
454 | ||
455 | return $text; | |
456 | } | |
0bc3e510 | 457 | |
76b2c677 | 458 | sub list { |
d3e1a943 | 459 | |
76b2c677 | 460 | my $cfg = read_cron(); |
28006d67 | 461 | |
3daaef60 | 462 | my $list = sprintf("%-25s%-25s%-10s%-20s%-6s%-5s\n" , "SOURCE", "NAME", "STATE", "LAST SYNC", "TYPE", "CON"); |
28006d67 | 463 | |
76b2c677 WL |
464 | my $states = read_state(); |
465 | foreach my $source (sort keys%{$cfg}) { | |
466 | foreach my $name (sort keys%{$cfg->{$source}}) { | |
467 | $list .= sprintf("%-25s", cut_target_width($source, 25)); | |
3daaef60 WL |
468 | $list .= sprintf("%-25s", cut_target_width($name, 25)); |
469 | $list .= sprintf("%-10s", $states->{$source}->{$name}->{state}); | |
eee21241 | 470 | $list .= sprintf("%-20s", $states->{$source}->{$name}->{lsync}); |
947c04dc | 471 | $list .= sprintf("%-6s", defined($states->{$source}->{$name}->{vm_type}) ? $states->{$source}->{$name}->{vm_type} : "undef"); |
eee21241 | 472 | $list .= sprintf("%-5s\n", $cfg->{$source}->{$name}->{method}); |
0bc3e510 WL |
473 | } |
474 | } | |
475 | ||
476 | return $list; | |
477 | } | |
478 | ||
479 | sub vm_exists { | |
eac174d7 | 480 | my ($target, $user) = @_; |
eee21241 | 481 | |
947c04dc FG |
482 | return undef if !defined($target->{vmid}); |
483 | ||
4fe8bd74 | 484 | my $conf_fn = "$target->{vmid}.conf"; |
8fc69e3c | 485 | |
4fe8bd74 TL |
486 | if ($target->{ip}) { |
487 | my @cmd = ('ssh', "$user\@$target->{ip}", '--', '/bin/ls'); | |
488 | return "qemu" if eval { run_cmd([@cmd, "$QEMU_CONF/$conf_fn"]) }; | |
489 | return "lxc" if eval { run_cmd([@cmd, "$LXC_CONF/$conf_fn"]) }; | |
490 | } else { | |
491 | return "qemu" if -f "$QEMU_CONF/$conf_fn"; | |
492 | return "lxc" if -f "$LXC_CONF/$conf_fn"; | |
493 | } | |
0bc3e510 | 494 | |
0bc3e510 WL |
495 | return undef; |
496 | } | |
497 | ||
498 | sub init { | |
499 | my ($param) = @_; | |
500 | ||
96ed8176 FE |
501 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
502 | my $cfg = read_cron(); | |
0bc3e510 | 503 | |
96ed8176 | 504 | my $job = param_to_job($param); |
0bc3e510 | 505 | |
96ed8176 FE |
506 | $job->{state} = "ok"; |
507 | $job->{lsync} = 0; | |
0bc3e510 | 508 | |
96ed8176 FE |
509 | my $source = parse_target($param->{source}); |
510 | my $dest = parse_target($param->{dest}); | |
0bc3e510 | 511 | |
96ed8176 FE |
512 | if (my $ip = $dest->{ip}) { |
513 | run_cmd(['ssh-copy-id', '-i', '/root/.ssh/id_rsa.pub', "$param->{dest_user}\@$ip"]); | |
514 | } | |
0bc3e510 | 515 | |
96ed8176 FE |
516 | if (my $ip = $source->{ip}) { |
517 | run_cmd(['ssh-copy-id', '-i', '/root/.ssh/id_rsa.pub', "$param->{source_user}\@$ip"]); | |
518 | } | |
0bc3e510 | 519 | |
1ae8a213 FE |
520 | die "Pool $dest->{all} does not exist\n" |
521 | if !check_dataset_exists($dest->{all}, $dest->{ip}, $param->{dest_user}); | |
0bc3e510 | 522 | |
96ed8176 | 523 | if (!defined($source->{vmid})) { |
1ae8a213 FE |
524 | die "Pool $source->{all} does not exist\n" |
525 | if !check_dataset_exists($source->{all}, $source->{ip}, $param->{source_user}); | |
96ed8176 | 526 | } |
8362418a | 527 | |
96ed8176 FE |
528 | my $vm_type = vm_exists($source, $param->{source_user}); |
529 | $job->{vm_type} = $vm_type; | |
530 | $source->{vm_type} = $vm_type; | |
8fc69e3c | 531 | |
96ed8176 | 532 | die "VM $source->{vmid} doesn't exist\n" if $source->{vmid} && !$vm_type; |
0bc3e510 | 533 | |
96ed8176 | 534 | die "Config already exists\n" if $cfg->{$job->{source}}->{$job->{name}}; |
0bc3e510 | 535 | |
96ed8176 FE |
536 | #check if vm has zfs disks if not die; |
537 | get_disks($source, $param->{source_user}) if $source->{vmid}; | |
3db33e1f | 538 | |
96ed8176 FE |
539 | update_cron($job); |
540 | update_state($job); | |
541 | }); #cron and state lock | |
c85692fa | 542 | |
a6117db5 TL |
543 | return if $param->{skip}; |
544 | ||
545 | eval { sync($param) }; | |
546 | if (my $err = $@) { | |
c85692fa | 547 | destroy_job($param); |
1a7871e7 WL |
548 | print $err; |
549 | } | |
0bc3e510 WL |
550 | } |
551 | ||
76b2c677 WL |
552 | sub get_job { |
553 | my ($param) = @_; | |
554 | ||
555 | my $cfg = read_cron(); | |
556 | ||
557 | if (!$cfg->{$param->{source}}->{$param->{name}}) { | |
558 | die "Job with source $param->{source} and name $param->{name} does not exist\n" ; | |
559 | } | |
560 | my $job = $cfg->{$param->{source}}->{$param->{name}}; | |
561 | $job->{name} = $param->{name}; | |
562 | $job->{source} = $param->{source}; | |
563 | $job = add_state_to_job($job); | |
564 | ||
565 | return $job; | |
566 | } | |
567 | ||
c85692fa | 568 | sub destroy_job { |
0bc3e510 WL |
569 | my ($param) = @_; |
570 | ||
96ed8176 FE |
571 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
572 | my $job = get_job($param); | |
573 | $job->{state} = "del"; | |
b0842810 | 574 | |
96ed8176 FE |
575 | update_cron($job); |
576 | update_state($job); | |
577 | }); | |
0bc3e510 WL |
578 | } |
579 | ||
5bf0bc35 FE |
580 | sub get_instance_id { |
581 | my ($pid) = @_; | |
582 | ||
583 | my $stat = read_file("/proc/$pid/stat", 1) | |
584 | or die "unable to read process stats\n"; | |
585 | my $boot_id = read_file("/proc/sys/kernel/random/boot_id", 1) | |
586 | or die "unable to read boot ID\n"; | |
587 | ||
588 | my $stats = [ split(/\s+/, $stat) ]; | |
589 | my $starttime = $stats->[21]; | |
590 | chomp($boot_id); | |
591 | ||
592 | return "${pid}:${starttime}:${boot_id}"; | |
593 | } | |
594 | ||
595 | sub instance_exists { | |
596 | my ($instance_id) = @_; | |
597 | ||
598 | if (defined($instance_id) && $instance_id =~ m/^([1-9][0-9]*):/) { | |
599 | my $pid = $1; | |
600 | my $actual_id = eval { get_instance_id($pid); }; | |
601 | return defined($actual_id) && $actual_id eq $instance_id; | |
602 | } | |
603 | ||
604 | return 0; | |
605 | } | |
606 | ||
0bc3e510 WL |
607 | sub sync { |
608 | my ($param) = @_; | |
76b2c677 | 609 | |
8ab5db49 FE |
610 | my $job; |
611 | ||
612 | locked("$CONFIG_PATH/cron_and_state.lock", sub { | |
613 | eval { $job = get_job($param) }; | |
614 | ||
615 | if ($job) { | |
5bf0bc35 FE |
616 | my $state = $job->{state} // 'ok'; |
617 | $state = 'ok' if !instance_exists($job->{instance_id}); | |
618 | ||
619 | if ($state eq "syncing" || $state eq "waiting") { | |
8ab5db49 FE |
620 | die "Job --source $param->{source} --name $param->{name} is already scheduled to sync\n"; |
621 | } | |
622 | ||
623 | $job->{state} = "waiting"; | |
5bf0bc35 FE |
624 | $job->{instance_id} = $INSTANCE_ID; |
625 | ||
8ab5db49 FE |
626 | update_state($job); |
627 | } | |
628 | }); | |
629 | ||
96ed8176 | 630 | locked("$CONFIG_PATH/sync.lock", sub { |
0bc3e510 | 631 | |
96ed8176 | 632 | my $date = get_date(); |
0bc3e510 | 633 | |
af5cd408 FE |
634 | my $dest; |
635 | my $source; | |
636 | my $vm_type; | |
0bc3e510 | 637 | |
af5cd408 | 638 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
8ab5db49 | 639 | #job might've changed while we waited for the sync lock, but we can be sure it's not syncing |
af5cd408 FE |
640 | eval { $job = get_job($param); }; |
641 | ||
98b556b6 FE |
642 | if ($job && defined($job->{state}) && $job->{state} eq "stopped") { |
643 | die "Job --source $param->{source} --name $param->{name} has been disabled\n"; | |
644 | } | |
645 | ||
af5cd408 FE |
646 | $dest = parse_target($param->{dest}); |
647 | $source = parse_target($param->{source}); | |
648 | ||
649 | $vm_type = vm_exists($source, $param->{source_user}); | |
650 | $source->{vm_type} = $vm_type; | |
651 | ||
652 | if ($job) { | |
653 | $job->{state} = "syncing"; | |
654 | $job->{vm_type} = $vm_type if !$job->{vm_type}; | |
655 | update_state($job); | |
656 | } | |
657 | }); #cron and state lock | |
0bc3e510 | 658 | |
96ed8176 FE |
659 | my $sync_path = sub { |
660 | my ($source, $dest, $job, $param, $date) = @_; | |
0bc3e510 | 661 | |
5d3ff0f6 | 662 | ($dest->{old_snap}, $dest->{last_snap}) = snapshot_get($source, $dest, $param->{maxsnap}, $param->{name}, $param->{dest_user}); |
6b4f676d | 663 | |
96ed8176 | 664 | snapshot_add($source, $dest, $param->{name}, $date, $param->{source_user}, $param->{dest_user}); |
0bc3e510 | 665 | |
96ed8176 | 666 | send_image($source, $dest, $param); |
a018f134 | 667 | |
5d3ff0f6 | 668 | snapshot_destroy($source, $dest, $param->{method}, $dest->{old_snap}, $param->{source_user}, $param->{dest_user}) if ($source->{destroy} && $dest->{old_snap}); |
0bc3e510 | 669 | |
96ed8176 | 670 | }; |
0bc3e510 | 671 | |
96ed8176 FE |
672 | eval{ |
673 | if ($source->{vmid}) { | |
674 | die "VM $source->{vmid} doesn't exist\n" if !$vm_type; | |
675 | die "source-user has to be root for syncing VMs\n" if ($param->{source_user} ne "root"); | |
676 | my $disks = get_disks($source, $param->{source_user}); | |
677 | ||
678 | foreach my $disk (sort keys %{$disks}) { | |
679 | $source->{all} = $disks->{$disk}->{all}; | |
680 | $source->{pool} = $disks->{$disk}->{pool}; | |
681 | $source->{path} = $disks->{$disk}->{path} if $disks->{$disk}->{path}; | |
682 | $source->{last_part} = $disks->{$disk}->{last_part}; | |
683 | &$sync_path($source, $dest, $job, $param, $date); | |
684 | } | |
685 | if ($param->{method} eq "ssh" && ($source->{ip} || $dest->{ip})) { | |
686 | send_config($source, $dest,'ssh', $param->{source_user}, $param->{dest_user}, $param->{dest_config_path}); | |
687 | } else { | |
688 | send_config($source, $dest,'local', $param->{source_user}, $param->{dest_user}, $param->{dest_config_path}); | |
689 | } | |
690 | } else { | |
a018f134 WL |
691 | &$sync_path($source, $dest, $job, $param, $date); |
692 | } | |
96ed8176 FE |
693 | }; |
694 | if (my $err = $@) { | |
af5cd408 FE |
695 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
696 | eval { $job = get_job($param); }; | |
697 | if ($job) { | |
698 | $job->{state} = "error"; | |
5bf0bc35 | 699 | delete $job->{instance_id}; |
af5cd408 FE |
700 | update_state($job); |
701 | } | |
702 | }); | |
703 | print "Job --source $param->{source} --name $param->{name} got an ERROR!!!\nERROR Message:\n"; | |
96ed8176 | 704 | die "$err\n"; |
0bc3e510 | 705 | } |
96ed8176 | 706 | |
af5cd408 FE |
707 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
708 | eval { $job = get_job($param); }; | |
709 | if ($job) { | |
98b556b6 FE |
710 | if (defined($job->{state}) && $job->{state} eq "stopped") { |
711 | $job->{state} = "stopped"; | |
712 | } else { | |
713 | $job->{state} = "ok"; | |
714 | } | |
af5cd408 | 715 | $job->{lsync} = $date; |
5bf0bc35 | 716 | delete $job->{instance_id}; |
af5cd408 FE |
717 | update_state($job); |
718 | } | |
719 | }); | |
96ed8176 | 720 | }); #sync lock |
0bc3e510 WL |
721 | } |
722 | ||
723 | sub snapshot_get{ | |
5d3ff0f6 | 724 | my ($source, $dest, $max_snap, $name, $dest_user) = @_; |
0bc3e510 | 725 | |
271c2572 | 726 | my $cmd = []; |
5d3ff0f6 | 727 | push @$cmd, 'ssh', "$dest_user\@$dest->{ip}", '--', if $dest->{ip}; |
271c2572 | 728 | push @$cmd, 'zfs', 'list', '-r', '-t', 'snapshot', '-Ho', 'name', '-S', 'creation'; |
0bc3e510 | 729 | |
5a0499c9 | 730 | my $path = target_dataset($source, $dest); |
5d3ff0f6 BW |
731 | push @$cmd, $path; |
732 | ||
733 | my $raw; | |
734 | eval {$raw = run_cmd($cmd)}; | |
735 | if (my $erro =$@) { #this means the volume doesn't exist on dest yet | |
736 | return undef; | |
737 | } | |
738 | ||
76b2c677 | 739 | my $index = 0; |
0bc3e510 WL |
740 | my $line = ""; |
741 | my $last_snap = undef; | |
76b2c677 | 742 | my $old_snap; |
0bc3e510 WL |
743 | |
744 | while ($raw && $raw =~ s/^(.*?)(\n|$)//) { | |
745 | $line = $1; | |
5d3ff0f6 | 746 | if ($line =~ m/@(.*)$/) { |
76b2c677 | 747 | $last_snap = $1 if (!$last_snap); |
5d3ff0f6 BW |
748 | } |
749 | if ($line =~ m/(rep_\Q${name}\E_\d{4}-\d{2}-\d{2}_\d{2}:\d{2}:\d{2})$/) { | |
76b2c677 WL |
750 | $old_snap = $1; |
751 | $index++; | |
752 | if ($index == $max_snap) { | |
753 | $source->{destroy} = 1; | |
754 | last; | |
755 | }; | |
756 | } | |
0bc3e510 WL |
757 | } |
758 | ||
76b2c677 | 759 | return ($old_snap, $last_snap) if $last_snap; |
0bc3e510 WL |
760 | |
761 | return undef; | |
762 | } | |
763 | ||
764 | sub snapshot_add { | |
eac174d7 | 765 | my ($source, $dest, $name, $date, $source_user, $dest_user) = @_; |
0bc3e510 WL |
766 | |
767 | my $snap_name = "rep_$name\_".$date; | |
768 | ||
769 | $source->{new_snap} = $snap_name; | |
770 | ||
76b2c677 | 771 | my $path = "$source->{all}\@$snap_name"; |
0bc3e510 | 772 | |
271c2572 | 773 | my $cmd = []; |
eac174d7 | 774 | push @$cmd, 'ssh', "$source_user\@$source->{ip}", '--', if $source->{ip}; |
271c2572 | 775 | push @$cmd, 'zfs', 'snapshot', $path; |
0bc3e510 WL |
776 | eval{ |
777 | run_cmd($cmd); | |
778 | }; | |
779 | ||
c85692fa | 780 | if (my $err = $@) { |
eac174d7 | 781 | snapshot_destroy($source, $dest, 'ssh', $snap_name, $source_user, $dest_user); |
0bc3e510 WL |
782 | die "$err\n"; |
783 | } | |
0bc3e510 WL |
784 | } |
785 | ||
0bc3e510 | 786 | sub get_disks { |
eac174d7 | 787 | my ($target, $user) = @_; |
0bc3e510 | 788 | |
271c2572 | 789 | my $cmd = []; |
eac174d7 | 790 | push @$cmd, 'ssh', "$user\@$target->{ip}", '--', if $target->{ip}; |
9e7685c2 WL |
791 | |
792 | if ($target->{vm_type} eq 'qemu') { | |
793 | push @$cmd, 'qm', 'config', $target->{vmid}; | |
794 | } elsif ($target->{vm_type} eq 'lxc') { | |
795 | push @$cmd, 'pct', 'config', $target->{vmid}; | |
796 | } else { | |
797 | die "VM Type unknown\n"; | |
798 | } | |
0bc3e510 WL |
799 | |
800 | my $res = run_cmd($cmd); | |
801 | ||
eac174d7 | 802 | my $disks = parse_disks($res, $target->{ip}, $target->{vm_type}, $user); |
0bc3e510 WL |
803 | |
804 | return $disks; | |
805 | } | |
806 | ||
807 | sub run_cmd { | |
808 | my ($cmd) = @_; | |
809 | print "Start CMD\n" if $DEBUG; | |
810 | print Dumper $cmd if $DEBUG; | |
dc54fce8 WB |
811 | if (ref($cmd) eq 'ARRAY') { |
812 | $cmd = join(' ', map { ref($_) ? $$_ : shell_quote($_) } @$cmd); | |
813 | } | |
0bc3e510 WL |
814 | my $output = `$cmd 2>&1`; |
815 | ||
a018f134 | 816 | die "COMMAND:\n\t$cmd\nGET ERROR:\n\t$output" if 0 != $?; |
0bc3e510 WL |
817 | |
818 | chomp($output); | |
819 | print Dumper $output if $DEBUG; | |
820 | print "END CMD\n" if $DEBUG; | |
821 | return $output; | |
822 | } | |
823 | ||
824 | sub parse_disks { | |
eac174d7 | 825 | my ($text, $ip, $vm_type, $user) = @_; |
0bc3e510 WL |
826 | |
827 | my $disks; | |
828 | ||
829 | my $num = 0; | |
0bc3e510 WL |
830 | while ($text && $text =~ s/^(.*?)(\n|$)//) { |
831 | my $line = $1; | |
78cd57dd | 832 | |
354f3634 | 833 | next if $line =~ /media=cdrom/; |
e45536e5 | 834 | next if $line !~ m/$DISK_KEY_RE/; |
78cd57dd | 835 | |
3db33e1f | 836 | #QEMU if backup is not set include in sync |
968cdfe8 | 837 | next if $vm_type eq 'qemu' && ($line =~ m/backup=(?i:0|no|off|false)/); |
3db33e1f WL |
838 | |
839 | #LXC if backup is not set do no in sync | |
1fe362eb | 840 | next if $vm_type eq 'lxc' && ($line =~ m/^mp\d:/) && ($line !~ m/backup=(?i:1|yes|on|true)/); |
3db33e1f | 841 | |
0bc3e510 WL |
842 | my $disk = undef; |
843 | my $stor = undef; | |
e45536e5 | 844 | if($line =~ m/$DISK_KEY_RE(.*)$/) { |
e5f52a63 WL |
845 | my @parameter = split(/,/,$1); |
846 | ||
847 | foreach my $opt (@parameter) { | |
848 | if ($opt =~ m/^(?:file=|volume=)?([^:]+:)([A-Za-z0-9\-]+)$/){ | |
849 | $disk = $2; | |
850 | $stor = $1; | |
851 | last; | |
852 | } | |
853 | } | |
44408b4a WB |
854 | } |
855 | if (!defined($disk) || !defined($stor)) { | |
856 | print "Disk: \"$line\" has no valid zfs dataset format and will be skipped\n"; | |
3db33e1f | 857 | next; |
0bc3e510 WL |
858 | } |
859 | ||
271c2572 | 860 | my $cmd = []; |
eac174d7 | 861 | push @$cmd, 'ssh', "$user\@$ip", '--' if $ip; |
271c2572 | 862 | push @$cmd, 'pvesm', 'path', "$stor$disk"; |
b52d13b3 WB |
863 | my $path = run_cmd($cmd); |
864 | ||
9303e6fc | 865 | die "Get no path from pvesm path $stor$disk\n" if !$path; |
18046319 | 866 | |
9e7685c2 | 867 | if ($vm_type eq 'qemu' && $path =~ m/^\/dev\/zvol\/(\w+.*)(\/$disk)$/) { |
b52d13b3 WB |
868 | |
869 | my @array = split('/', $1); | |
3df8b97d | 870 | $disks->{$num}->{pool} = shift(@array); |
b52d13b3 WB |
871 | $disks->{$num}->{all} = $disks->{$num}->{pool}; |
872 | if (0 < @array) { | |
873 | $disks->{$num}->{path} = join('/', @array); | |
874 | $disks->{$num}->{all} .= "\/$disks->{$num}->{path}"; | |
0bc3e510 | 875 | } |
b52d13b3 WB |
876 | $disks->{$num}->{last_part} = $disk; |
877 | $disks->{$num}->{all} .= "\/$disk"; | |
878 | ||
9e7685c2 | 879 | $num++; |
aec521ca | 880 | } elsif ($vm_type eq 'lxc' && $path =~ m/^\/(\w+.+)(\/(\w+.*))*(\/$disk)$/) { |
9e7685c2 WL |
881 | |
882 | $disks->{$num}->{pool} = $1; | |
883 | $disks->{$num}->{all} = $disks->{$num}->{pool}; | |
884 | ||
885 | if ($2) { | |
aec521ca | 886 | $disks->{$num}->{path} = $3; |
9e7685c2 WL |
887 | $disks->{$num}->{all} .= "\/$disks->{$num}->{path}"; |
888 | } | |
889 | ||
890 | $disks->{$num}->{last_part} = $disk; | |
891 | $disks->{$num}->{all} .= "\/$disk"; | |
892 | ||
b52d13b3 WB |
893 | $num++; |
894 | ||
895 | } else { | |
896 | die "ERROR: in path\n"; | |
0bc3e510 WL |
897 | } |
898 | } | |
76b2c677 | 899 | |
3db33e1f | 900 | die "Vm include no disk on zfs.\n" if !$disks->{0}; |
0bc3e510 WL |
901 | return $disks; |
902 | } | |
903 | ||
5a0499c9 FE |
904 | # how the corresponding dataset is named on the target |
905 | sub target_dataset { | |
906 | my ($source, $dest) = @_; | |
907 | ||
908 | my $target = "$dest->{all}"; | |
909 | $target .= "/$source->{last_part}" if $source->{last_part}; | |
910 | $target =~ s!/+!/!g; | |
911 | ||
912 | return $target; | |
913 | } | |
914 | ||
0bc3e510 | 915 | sub snapshot_destroy { |
eac174d7 | 916 | my ($source, $dest, $method, $snap, $source_user, $dest_user) = @_; |
0bc3e510 | 917 | |
271c2572 | 918 | my @zfscmd = ('zfs', 'destroy'); |
76b2c677 | 919 | my $snapshot = "$source->{all}\@$snap"; |
0bc3e510 WL |
920 | |
921 | eval { | |
922 | if($source->{ip} && $method eq 'ssh'){ | |
eac174d7 | 923 | run_cmd(['ssh', "$source_user\@$source->{ip}", '--', @zfscmd, $snapshot]); |
0bc3e510 | 924 | } else { |
271c2572 | 925 | run_cmd([@zfscmd, $snapshot]); |
0bc3e510 WL |
926 | } |
927 | }; | |
928 | if (my $erro = $@) { | |
929 | warn "WARN: $erro"; | |
930 | } | |
c85692fa | 931 | if ($dest) { |
eac174d7 | 932 | my @ssh = $dest->{ip} ? ('ssh', "$dest_user\@$dest->{ip}", '--') : (); |
0bc3e510 | 933 | |
5a0499c9 | 934 | my $path = target_dataset($source, $dest); |
0bc3e510 | 935 | |
0bc3e510 | 936 | eval { |
271c2572 | 937 | run_cmd([@ssh, @zfscmd, "$path\@$snap"]); |
0bc3e510 WL |
938 | }; |
939 | if (my $erro = $@) { | |
940 | warn "WARN: $erro"; | |
941 | } | |
942 | } | |
943 | } | |
944 | ||
5d3ff0f6 | 945 | # check if snapshot for incremental sync exist on source side |
0bc3e510 | 946 | sub snapshot_exist { |
5d3ff0f6 | 947 | my ($source , $dest, $method, $source_user) = @_; |
0bc3e510 | 948 | |
271c2572 | 949 | my $cmd = []; |
5d3ff0f6 | 950 | push @$cmd, 'ssh', "$source_user\@$source->{ip}", '--' if $source->{ip}; |
271c2572 | 951 | push @$cmd, 'zfs', 'list', '-rt', 'snapshot', '-Ho', 'name'; |
c613b5f1 | 952 | |
5d3ff0f6 BW |
953 | my $path = $source->{all}; |
954 | $path .= "\@$dest->{last_snap}"; | |
c613b5f1 WL |
955 | |
956 | push @$cmd, $path; | |
957 | ||
3423ce79 | 958 | eval {run_cmd($cmd)}; |
eee21241 | 959 | if (my $erro =$@) { |
0bc3e510 WL |
960 | warn "WARN: $erro"; |
961 | return undef; | |
962 | } | |
3423ce79 | 963 | return 1; |
0bc3e510 WL |
964 | } |
965 | ||
966 | sub send_image { | |
76b2c677 | 967 | my ($source, $dest, $param) = @_; |
0bc3e510 | 968 | |
271c2572 | 969 | my $cmd = []; |
0bc3e510 | 970 | |
eac174d7 | 971 | push @$cmd, 'ssh', '-o', 'BatchMode=yes', "$param->{source_user}\@$source->{ip}", '--' if $source->{ip}; |
271c2572 | 972 | push @$cmd, 'zfs', 'send'; |
70253912 | 973 | push @$cmd, '-p', if $param->{properties}; |
271c2572 | 974 | push @$cmd, '-v' if $param->{verbose}; |
0bc3e510 | 975 | |
5d3ff0f6 BW |
976 | if($dest->{last_snap} && snapshot_exist($source , $dest, $param->{method}, $param->{source_user})) { |
977 | push @$cmd, '-i', "$source->{all}\@$dest->{last_snap}"; | |
0bc3e510 | 978 | } |
271c2572 | 979 | push @$cmd, '--', "$source->{all}\@$source->{new_snap}"; |
0bc3e510 | 980 | |
76b2c677 WL |
981 | if ($param->{limit}){ |
982 | my $bwl = $param->{limit}*1024; | |
271c2572 | 983 | push @$cmd, \'|', 'cstream', '-t', $bwl; |
0bc3e510 | 984 | } |
5a0499c9 | 985 | my $target = target_dataset($source, $dest); |
1193273e | 986 | |
271c2572 | 987 | push @$cmd, \'|'; |
eac174d7 | 988 | push @$cmd, 'ssh', '-o', 'BatchMode=yes', "$param->{dest_user}\@$dest->{ip}", '--' if $dest->{ip}; |
ce6bc53e TL |
989 | push @$cmd, 'zfs', 'recv', '-F', '--'; |
990 | push @$cmd, "$target"; | |
0bc3e510 | 991 | |
ce6bc53e TL |
992 | eval { |
993 | run_cmd($cmd) | |
994 | }; | |
0bc3e510 | 995 | |
ce6bc53e | 996 | if (my $erro = $@) { |
eac174d7 | 997 | snapshot_destroy($source, undef, $param->{method}, $source->{new_snap}, $param->{source_user}, $param->{dest_user}); |
ce6bc53e TL |
998 | die $erro; |
999 | }; | |
1000 | } | |
0bc3e510 WL |
1001 | |
1002 | ||
ce6bc53e | 1003 | sub send_config{ |
7ee3e8e0 | 1004 | my ($source, $dest, $method, $source_user, $dest_user, $dest_config_path) = @_; |
0bc3e510 | 1005 | |
ce6bc53e TL |
1006 | my $source_target = $source->{vm_type} eq 'qemu' ? "$QEMU_CONF/$source->{vmid}.conf": "$LXC_CONF/$source->{vmid}.conf"; |
1007 | my $dest_target_new ="$source->{vmid}.conf.$source->{vm_type}.$source->{new_snap}"; | |
76b2c677 | 1008 | |
7ee3e8e0 | 1009 | my $config_dir = $dest_config_path // $CONFIG_PATH; |
37bdf053 | 1010 | $config_dir .= "/$dest->{last_part}" if $dest->{last_part}; |
739c195a | 1011 | |
ce6bc53e | 1012 | $dest_target_new = $config_dir.'/'.$dest_target_new; |
739c195a | 1013 | |
ce6bc53e TL |
1014 | if ($method eq 'ssh'){ |
1015 | if ($dest->{ip} && $source->{ip}) { | |
eac174d7 DL |
1016 | run_cmd(['ssh', "$dest_user\@$dest->{ip}", '--', 'mkdir', '-p', '--', $config_dir]); |
1017 | run_cmd(['scp', '--', "$source_user\@[$source->{ip}]:$source_target", "$dest_user\@[$dest->{ip}]:$dest_target_new"]); | |
ce6bc53e | 1018 | } elsif ($dest->{ip}) { |
d034d438 | 1019 | run_cmd(['ssh', "$dest_user\@$dest->{ip}", '--', 'mkdir', '-p', '--', $config_dir]); |
eac174d7 | 1020 | run_cmd(['scp', '--', $source_target, "$dest_user\@[$dest->{ip}]:$dest_target_new"]); |
ce6bc53e TL |
1021 | } elsif ($source->{ip}) { |
1022 | run_cmd(['mkdir', '-p', '--', $config_dir]); | |
eac174d7 | 1023 | run_cmd(['scp', '--', "$source_user\@[$source->{ip}]:$source_target", $dest_target_new]); |
ce6bc53e | 1024 | } |
0bc3e510 | 1025 | |
ce6bc53e | 1026 | if ($source->{destroy}){ |
5d3ff0f6 | 1027 | my $dest_target_old ="${config_dir}/$source->{vmid}.conf.$source->{vm_type}.$dest->{old_snap}"; |
ce6bc53e | 1028 | if($dest->{ip}){ |
eac174d7 | 1029 | run_cmd(['ssh', "$dest_user\@$dest->{ip}", '--', 'rm', '-f', '--', $dest_target_old]); |
ce6bc53e TL |
1030 | } else { |
1031 | run_cmd(['rm', '-f', '--', $dest_target_old]); | |
0bc3e510 WL |
1032 | } |
1033 | } | |
ce6bc53e TL |
1034 | } elsif ($method eq 'local') { |
1035 | run_cmd(['mkdir', '-p', '--', $config_dir]); | |
1036 | run_cmd(['cp', $source_target, $dest_target_new]); | |
0bc3e510 | 1037 | } |
ce6bc53e | 1038 | } |
0bc3e510 | 1039 | |
ce6bc53e TL |
1040 | sub get_date { |
1041 | my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst) = localtime(time); | |
1042 | my $datestamp = sprintf ("%04d-%02d-%02d_%02d:%02d:%02d", $year+1900, $mon+1, $mday, $hour, $min, $sec); | |
0bc3e510 | 1043 | |
ce6bc53e TL |
1044 | return $datestamp; |
1045 | } | |
0bc3e510 | 1046 | |
ce6bc53e TL |
1047 | sub status { |
1048 | my $cfg = read_cron(); | |
0bc3e510 | 1049 | |
ce6bc53e | 1050 | my $status_list = sprintf("%-25s%-25s%-10s\n", "SOURCE", "NAME", "STATUS"); |
0bc3e510 | 1051 | |
ce6bc53e | 1052 | my $states = read_state(); |
76b2c677 | 1053 | |
ce6bc53e TL |
1054 | foreach my $source (sort keys%{$cfg}) { |
1055 | foreach my $sync_name (sort keys%{$cfg->{$source}}) { | |
1056 | $status_list .= sprintf("%-25s", cut_target_width($source, 25)); | |
1057 | $status_list .= sprintf("%-25s", cut_target_width($sync_name, 25)); | |
1058 | $status_list .= "$states->{$source}->{$sync_name}->{state}\n"; | |
0bc3e510 | 1059 | } |
eee21241 | 1060 | } |
0bc3e510 | 1061 | |
ce6bc53e TL |
1062 | return $status_list; |
1063 | } | |
28006d67 | 1064 | |
ce6bc53e TL |
1065 | sub enable_job { |
1066 | my ($param) = @_; | |
28006d67 | 1067 | |
96ed8176 FE |
1068 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
1069 | my $job = get_job($param); | |
1070 | $job->{state} = "ok"; | |
1071 | update_state($job); | |
1072 | update_cron($job); | |
1073 | }); | |
ce6bc53e | 1074 | } |
28006d67 | 1075 | |
ce6bc53e TL |
1076 | sub disable_job { |
1077 | my ($param) = @_; | |
28006d67 | 1078 | |
96ed8176 FE |
1079 | locked("$CONFIG_PATH/cron_and_state.lock", sub { |
1080 | my $job = get_job($param); | |
1081 | $job->{state} = "stopped"; | |
1082 | update_state($job); | |
1083 | update_cron($job); | |
1084 | }); | |
ce6bc53e | 1085 | } |
0bc3e510 | 1086 | |
fdb4de53 TL |
1087 | my $cmd_help = { |
1088 | destroy => qq{ | |
1089 | $PROGNAME destroy -source <string> [OPTIONS] | |
6bae4d8e | 1090 | |
fdb4de53 | 1091 | remove a sync Job from the scheduler |
6bae4d8e WL |
1092 | |
1093 | -name string | |
1094 | ||
fdb4de53 | 1095 | name of the sync job, if not set it is default |
6bae4d8e WL |
1096 | |
1097 | -source string | |
1098 | ||
fdb4de53 TL |
1099 | the source can be an <VMID> or [IP:]<ZFSPool>[/Path] |
1100 | }, | |
1101 | create => qq{ | |
7d54b8ba | 1102 | $PROGNAME create -dest <string> -source <string> [OPTIONS] |
6bae4d8e WL |
1103 | |
1104 | Create a sync Job | |
1105 | ||
1106 | -dest string | |
1107 | ||
1108 | the destination target is like [IP]:<Pool>[/Path] | |
1109 | ||
eac174d7 DL |
1110 | -dest-user string |
1111 | ||
1112 | name of the user on the destination target, root by default | |
1113 | ||
6bae4d8e WL |
1114 | -limit integer |
1115 | ||
1116 | max sync speed in kBytes/s, default unlimited | |
1117 | ||
b6fe4205 | 1118 | -maxsnap integer |
6bae4d8e WL |
1119 | |
1120 | how much snapshots will be kept before get erased, default 1 | |
1121 | ||
1122 | -name string | |
1123 | ||
1124 | name of the sync job, if not set it is default | |
1125 | ||
53e7ea54 | 1126 | -skip |
6bae4d8e | 1127 | |
53e7ea54 | 1128 | If specified, skip the first sync. |
6bae4d8e WL |
1129 | |
1130 | -source string | |
1131 | ||
1132 | the source can be an <VMID> or [IP:]<ZFSPool>[/Path] | |
eac174d7 DL |
1133 | |
1134 | -source-user string | |
1135 | ||
1136 | name of the user on the source target, root by default | |
70253912 | 1137 | |
53e7ea54 | 1138 | -properties |
70253912 | 1139 | |
53e7ea54 | 1140 | If specified, include the dataset's properties in the stream. |
7ee3e8e0 ML |
1141 | |
1142 | -dest-config-path string | |
1143 | ||
1144 | specify a custom config path on the destination target. default is /var/lib/pve-zsync | |
fdb4de53 TL |
1145 | }, |
1146 | sync => qq{ | |
1147 | $PROGNAME sync -dest <string> -source <string> [OPTIONS]\n | |
6bae4d8e | 1148 | |
fdb4de53 | 1149 | will sync one time |
6bae4d8e | 1150 | |
fdb4de53 | 1151 | -dest string |
6bae4d8e | 1152 | |
fdb4de53 | 1153 | the destination target is like [IP:]<Pool>[/Path] |
6bae4d8e | 1154 | |
eac174d7 DL |
1155 | -dest-user string |
1156 | ||
1157 | name of the user on the destination target, root by default | |
1158 | ||
fdb4de53 | 1159 | -limit integer |
6bae4d8e | 1160 | |
fdb4de53 | 1161 | max sync speed in kBytes/s, default unlimited |
6bae4d8e | 1162 | |
fdb4de53 | 1163 | -maxsnap integer |
6bae4d8e | 1164 | |
fdb4de53 | 1165 | how much snapshots will be kept before get erased, default 1 |
6bae4d8e | 1166 | |
fdb4de53 | 1167 | -name string |
6bae4d8e | 1168 | |
fdb4de53 TL |
1169 | name of the sync job, if not set it is default. |
1170 | It is only necessary if scheduler allready contains this source. | |
6bae4d8e | 1171 | |
fdb4de53 | 1172 | -source string |
6bae4d8e | 1173 | |
fdb4de53 | 1174 | the source can be an <VMID> or [IP:]<ZFSPool>[/Path] |
6bae4d8e | 1175 | |
eac174d7 DL |
1176 | -source-user string |
1177 | ||
1178 | name of the user on the source target, root by default | |
1179 | ||
53e7ea54 | 1180 | -verbose |
6bae4d8e | 1181 | |
53e7ea54 | 1182 | If specified, print out the sync progress. |
70253912 | 1183 | |
53e7ea54 | 1184 | -properties |
70253912 | 1185 | |
53e7ea54 | 1186 | If specified, include the dataset's properties in the stream. |
7ee3e8e0 ML |
1187 | |
1188 | -dest-config-path string | |
1189 | ||
1190 | specify a custom config path on the destination target. default is /var/lib/pve-zsync | |
fdb4de53 TL |
1191 | }, |
1192 | list => qq{ | |
7d54b8ba | 1193 | $PROGNAME list |
6bae4d8e WL |
1194 | |
1195 | Get a List of all scheduled Sync Jobs | |
fdb4de53 TL |
1196 | }, |
1197 | status => qq{ | |
7d54b8ba | 1198 | $PROGNAME status |
6bae4d8e WL |
1199 | |
1200 | Get the status of all scheduled Sync Jobs | |
fdb4de53 TL |
1201 | }, |
1202 | help => qq{ | |
1203 | $PROGNAME help <cmd> [OPTIONS] | |
1204 | ||
1205 | Get help about specified command. | |
6bae4d8e | 1206 | |
fdb4de53 TL |
1207 | <cmd> string |
1208 | ||
1209 | Command name | |
1210 | ||
53e7ea54 | 1211 | -verbose |
fdb4de53 TL |
1212 | |
1213 | Verbose output format. | |
1214 | }, | |
1215 | enable => qq{ | |
7d54b8ba | 1216 | $PROGNAME enable -source <string> [OPTIONS] |
6bae4d8e WL |
1217 | |
1218 | enable a syncjob and reset error | |
1219 | ||
1220 | -name string | |
1221 | ||
1222 | name of the sync job, if not set it is default | |
1223 | ||
1224 | -source string | |
1225 | ||
1226 | the source can be an <VMID> or [IP:]<ZFSPool>[/Path] | |
fdb4de53 TL |
1227 | }, |
1228 | disable => qq{ | |
7d54b8ba | 1229 | $PROGNAME disable -source <string> [OPTIONS] |
6bae4d8e WL |
1230 | |
1231 | pause a sync job | |
1232 | ||
1233 | -name string | |
1234 | ||
1235 | name of the sync job, if not set it is default | |
1236 | ||
1237 | -source string | |
1238 | ||
1239 | the source can be an <VMID> or [IP:]<ZFSPool>[/Path] | |
fdb4de53 TL |
1240 | }, |
1241 | printpod => 'internal command', | |
28006d67 | 1242 | |
fdb4de53 | 1243 | }; |
eee21241 | 1244 | |
fdb4de53 TL |
1245 | if (!$command) { |
1246 | usage(); die "\n"; | |
1247 | } elsif (!$cmd_help->{$command}) { | |
1248 | print "ERROR: unknown command '$command'"; | |
1249 | usage(1); die "\n"; | |
ce6bc53e | 1250 | } |
eee21241 | 1251 | |
ce6bc53e TL |
1252 | my @arg = @ARGV; |
1253 | my $param = parse_argv(@arg); | |
c8c745ec | 1254 | |
fdb4de53 TL |
1255 | sub check_params { |
1256 | for (@_) { | |
1257 | die "$cmd_help->{$command}\n" if !$param->{$_}; | |
1258 | } | |
1259 | } | |
1260 | ||
ce6bc53e | 1261 | if ($command eq 'destroy') { |
fdb4de53 | 1262 | check_params(qw(source)); |
c8c745ec | 1263 | |
ce6bc53e TL |
1264 | check_target($param->{source}); |
1265 | destroy_job($param); | |
c8c745ec | 1266 | |
ce6bc53e | 1267 | } elsif ($command eq 'sync') { |
fdb4de53 | 1268 | check_params(qw(source dest)); |
c8c745ec | 1269 | |
ce6bc53e TL |
1270 | check_target($param->{source}); |
1271 | check_target($param->{dest}); | |
1272 | sync($param); | |
c8c745ec | 1273 | |
ce6bc53e | 1274 | } elsif ($command eq 'create') { |
fdb4de53 | 1275 | check_params(qw(source dest)); |
c8c745ec | 1276 | |
ce6bc53e TL |
1277 | check_target($param->{source}); |
1278 | check_target($param->{dest}); | |
1279 | init($param); | |
c8c745ec | 1280 | |
ce6bc53e TL |
1281 | } elsif ($command eq 'status') { |
1282 | print status(); | |
c8c745ec | 1283 | |
ce6bc53e TL |
1284 | } elsif ($command eq 'list') { |
1285 | print list(); | |
c8c745ec | 1286 | |
ce6bc53e TL |
1287 | } elsif ($command eq 'help') { |
1288 | my $help_command = $ARGV[1]; | |
eee21241 | 1289 | |
fdb4de53 | 1290 | if ($help_command && $cmd_help->{$help_command}) { |
e9301b73 | 1291 | die "$cmd_help->{$help_command}\n"; |
c8c745ec | 1292 | |
ce6bc53e | 1293 | } |
dfd3d834 | 1294 | if ($param->{verbose}) { |
ce6bc53e | 1295 | exec("man $PROGNAME"); |
c8c745ec | 1296 | |
ce6bc53e TL |
1297 | } else { |
1298 | usage(1); | |
c8c745ec | 1299 | |
ce6bc53e | 1300 | } |
c8c745ec | 1301 | |
ce6bc53e | 1302 | } elsif ($command eq 'enable') { |
fdb4de53 | 1303 | check_params(qw(source)); |
c8c745ec | 1304 | |
ce6bc53e TL |
1305 | check_target($param->{source}); |
1306 | enable_job($param); | |
c8c745ec | 1307 | |
ce6bc53e | 1308 | } elsif ($command eq 'disable') { |
fdb4de53 | 1309 | check_params(qw(source)); |
c8c745ec | 1310 | |
ce6bc53e TL |
1311 | check_target($param->{source}); |
1312 | disable_job($param); | |
0bc3e510 | 1313 | |
956c7885 TL |
1314 | } elsif ($command eq 'printpod') { |
1315 | print_pod(); | |
ce6bc53e | 1316 | } |
0bc3e510 | 1317 | |
ce6bc53e TL |
1318 | sub usage { |
1319 | my ($help) = @_; | |
1320 | ||
1321 | print("ERROR:\tno command specified\n") if !$help; | |
1322 | print("USAGE:\t$PROGNAME <COMMAND> [ARGS] [OPTIONS]\n"); | |
1323 | print("\t$PROGNAME help [<cmd>] [OPTIONS]\n\n"); | |
1324 | print("\t$PROGNAME create -dest <string> -source <string> [OPTIONS]\n"); | |
1325 | print("\t$PROGNAME destroy -source <string> [OPTIONS]\n"); | |
1326 | print("\t$PROGNAME disable -source <string> [OPTIONS]\n"); | |
1327 | print("\t$PROGNAME enable -source <string> [OPTIONS]\n"); | |
1328 | print("\t$PROGNAME list\n"); | |
1329 | print("\t$PROGNAME status\n"); | |
1330 | print("\t$PROGNAME sync -dest <string> -source <string> [OPTIONS]\n"); | |
1331 | } | |
1332 | ||
1333 | sub check_target { | |
1334 | my ($target) = @_; | |
1335 | parse_target($target); | |
1336 | } | |
0bc3e510 | 1337 | |
956c7885 | 1338 | sub print_pod { |
fdb4de53 TL |
1339 | |
1340 | my $synopsis = join("\n", sort values %$cmd_help); | |
1341 | ||
956c7885 | 1342 | print <<EOF; |
d9e8f4ec | 1343 | =head1 NAME |
0bc3e510 | 1344 | |
d9e8f4ec | 1345 | pve-zsync - PVE ZFS Replication Manager |
0bc3e510 | 1346 | |
d9e8f4ec | 1347 | =head1 SYNOPSIS |
0bc3e510 | 1348 | |
d9e8f4ec | 1349 | pve-zsync <COMMAND> [ARGS] [OPTIONS] |
0bc3e510 | 1350 | |
fdb4de53 | 1351 | $synopsis |
db24d113 | 1352 | |
0bc3e510 WL |
1353 | =head1 DESCRIPTION |
1354 | ||
1355 | This Tool helps you to sync your VM or directory which stored on ZFS between 2 servers. | |
1356 | This tool also has the capability to add jobs to cron so the sync will be automatically done. | |
76b2c677 | 1357 | The default syncing interval is set to 15 min, if you want to change this value you can do this in /etc/cron.d/pve-zsync. |
d9e8f4ec | 1358 | To config cron see man crontab. |
0bc3e510 | 1359 | |
d9e8f4ec | 1360 | =head2 PVE ZFS Storage sync Tool |
0bc3e510 | 1361 | |
d9e8f4ec | 1362 | This Tool can get remote pool on other PVE or send Pool to others ZFS machines |
0bc3e510 | 1363 | |
d9e8f4ec | 1364 | =head1 EXAMPLES |
0bc3e510 | 1365 | |
d9e8f4ec WL |
1366 | add sync job from local VM to remote ZFS Server |
1367 | pve-zsync create -source=100 -dest=192.168.1.2:zfspool | |
0bc3e510 | 1368 | |
d9e8f4ec | 1369 | =head1 IMPORTANT FILES |
a018f134 | 1370 | |
d9e8f4ec | 1371 | Cron jobs and config are stored at /etc/cron.d/pve-zsync |
6b4f676d | 1372 | |
d9e8f4ec | 1373 | The VM config get copied on the destination machine to /var/lib/pve-zsync/ |
0bc3e510 | 1374 | |
d9e8f4ec | 1375 | =head1 COPYRIGHT AND DISCLAIMER |
0bc3e510 | 1376 | |
5f1187c6 | 1377 | Copyright (C) 2007-2021 Proxmox Server Solutions GmbH |
0bc3e510 | 1378 | |
d9e8f4ec | 1379 | This program is free software: you can redistribute it and/or modify it |
0bc3e510 WL |
1380 | under the terms of the GNU Affero General Public License as published |
1381 | by the Free Software Foundation, either version 3 of the License, or | |
1382 | (at your option) any later version. | |
1383 | ||
d9e8f4ec WL |
1384 | This program is distributed in the hope that it will be useful, but |
1385 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
1386 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
1387 | Affero General Public License for more details. | |
0bc3e510 | 1388 | |
d9e8f4ec WL |
1389 | You should have received a copy of the GNU Affero General Public |
1390 | License along with this program. If not, see | |
1391 | <http://www.gnu.org/licenses/>. | |
956c7885 TL |
1392 | |
1393 | EOF | |
1394 | } |