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Commit | Line | Data |
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30a3378a DM |
1 | package PVE::QMPClient; |
2 | ||
3 | use strict; | |
990fc5e2 | 4 | use warnings; |
7c2d9b40 | 5 | |
30a3378a DM |
6 | use IO::Multiplex; |
7 | use JSON; | |
7c2d9b40 | 8 | use POSIX qw(EINTR EAGAIN); |
b3ea07f7 | 9 | use Scalar::Util qw(weaken); |
7c2d9b40 | 10 | use Time::HiRes qw(usleep gettimeofday tv_interval); |
2ae10d4e | 11 | |
7c2d9b40 | 12 | use PVE::IPCC; |
d036e418 | 13 | use PVE::QemuServer::Helpers; |
30a3378a | 14 | |
7bd9abd2 | 15 | # QEMU Monitor Protocol (QMP) client. |
30a3378a DM |
16 | # |
17 | # This implementation uses IO::Multiplex (libio-multiplex-perl) and | |
7a6c2150 | 18 | # allows you to issue qmp and qga commands to different VMs in parallel. |
30a3378a | 19 | |
f7d1505b | 20 | # Note: qemu can only handle 1 connection, so we close connections asap |
30a3378a DM |
21 | |
22 | sub new { | |
c5a07de5 | 23 | my ($class, $eventcb) = @_; |
30a3378a | 24 | |
f7d1505b | 25 | my $mux = IO::Multiplex->new(); |
30a3378a DM |
26 | |
27 | my $self = bless { | |
28 | mux => $mux, | |
7a6c2150 DM |
29 | queue_lookup => {}, # $fh => $queue_info |
30 | queue_info => {}, | |
30a3378a DM |
31 | }, $class; |
32 | ||
33 | $self->{eventcb} = $eventcb if $eventcb; | |
34 | ||
35 | $mux->set_callback_object($self); | |
36 | ||
558f1644 | 37 | # make sure perl doesn't believe this is a circular reference as we |
b3ea07f7 DM |
38 | # delete mux in DESTROY |
39 | weaken($mux->{_object}); | |
40 | ||
30a3378a DM |
41 | return $self; |
42 | } | |
43 | ||
7a6c2150 DM |
44 | # Note: List of special QGA command. Those commands can close the connection |
45 | # without sending a response. | |
46 | ||
47 | my $qga_allow_close_cmds = { | |
48 | 'guest-shutdown' => 1, | |
49 | 'guest-suspend-ram' => 1, | |
50 | 'guest-suspend-disk' => 1, | |
51 | 'guest-suspend-hybrid' => 1, | |
52 | }; | |
53 | ||
54 | my $push_cmd_to_queue = sub { | |
55 | my ($self, $vmid, $cmd) = @_; | |
56 | ||
57 | my $execute = $cmd->{execute} || die "no command name specified"; | |
58 | ||
59 | my $qga = ($execute =~ /^guest\-+/) ? 1 : 0; | |
a022e3fd | 60 | |
d036e418 | 61 | my $sname = PVE::QemuServer::Helpers::qmp_socket($vmid, $qga); |
7a6c2150 | 62 | |
a022e3fd | 63 | $self->{queue_info}->{$sname} = { qga => $qga, vmid => $vmid, sname => $sname, cmds => [] } |
7a6c2150 DM |
64 | if !$self->{queue_info}->{$sname}; |
65 | ||
66 | push @{$self->{queue_info}->{$sname}->{cmds}}, $cmd; | |
67 | ||
68 | return $self->{queue_info}->{$sname}; | |
69 | }; | |
70 | ||
558f1644 | 71 | # add a single command to the queue for later execution |
30a3378a DM |
72 | # with queue_execute() |
73 | sub queue_cmd { | |
74 | my ($self, $vmid, $callback, $execute, %params) = @_; | |
75 | ||
76 | my $cmd = {}; | |
77 | $cmd->{execute} = $execute; | |
78 | $cmd->{arguments} = \%params; | |
79 | $cmd->{callback} = $callback; | |
80 | ||
7a6c2150 DM |
81 | &$push_cmd_to_queue($self, $vmid, $cmd); |
82 | ||
d1c1af4b | 83 | return; |
30a3378a DM |
84 | } |
85 | ||
86 | # execute a single command | |
87 | sub cmd { | |
f0002f62 | 88 | my ($self, $vmid, $cmd, $timeout) = @_; |
30a3378a DM |
89 | |
90 | my $result; | |
91 | ||
92 | my $callback = sub { | |
93 | my ($vmid, $resp) = @_; | |
94 | $result = $resp->{'return'}; | |
1928c201 | 95 | $result = { error => $resp->{'error'} } if !defined($result) && $resp->{'error'}; |
30a3378a DM |
96 | }; |
97 | ||
7a6c2150 | 98 | die "no command specified" if !($cmd && $cmd->{execute}); |
f0002f62 | 99 | |
30a3378a DM |
100 | $cmd->{callback} = $callback; |
101 | $cmd->{arguments} = {} if !defined($cmd->{arguments}); | |
102 | ||
7a6c2150 | 103 | my $queue_info = &$push_cmd_to_queue($self, $vmid, $cmd); |
30a3378a | 104 | |
f0002f62 DM |
105 | if (!$timeout) { |
106 | # hack: monitor sometime blocks | |
107 | if ($cmd->{execute} eq 'query-migrate') { | |
108 | $timeout = 60*60; # 1 hour | |
109 | } elsif ($cmd->{execute} =~ m/^(eject|change)/) { | |
110 | $timeout = 60; # note: cdrom mount command is slow | |
cfb7a701 TL |
111 | } elsif ($cmd->{execute} eq 'guest-fsfreeze-freeze') { |
112 | # freeze syncs all guest FS, if we kill it it stays in an unfreezable | |
113 | # locked state with high probability, so use an generous timeout | |
114 | $timeout = 60*60; # 1 hour | |
115 | } elsif ($cmd->{execute} eq 'guest-fsfreeze-thaw') { | |
d11391ff FE |
116 | # While it should return instantly or never (dead locked) for Linux guests, |
117 | # the variance for Windows guests can be big. And there might be hook scripts | |
118 | # that are executed upon thaw, so use 3 minutes to be on the safe side. | |
119 | $timeout = 3 * 60; | |
46336bd2 TL |
120 | } elsif ( |
121 | $cmd->{execute} eq 'savevm-start' || | |
122 | $cmd->{execute} eq 'savevm-end' || | |
123 | $cmd->{execute} eq 'query-backup' || | |
124 | $cmd->{execute} eq 'query-block-jobs' || | |
125 | $cmd->{execute} eq 'block-job-cancel' || | |
126 | $cmd->{execute} eq 'block-job-complete' || | |
127 | $cmd->{execute} eq 'backup-cancel' || | |
128 | $cmd->{execute} eq 'query-savevm' || | |
50164179 | 129 | $cmd->{execute} eq 'guest-fstrim' || |
46336bd2 TL |
130 | $cmd->{execute} eq 'guest-shutdown' || |
131 | $cmd->{execute} eq 'blockdev-snapshot-internal-sync' || | |
5674d198 | 132 | $cmd->{execute} eq 'blockdev-snapshot-delete-internal-sync' |
46336bd2 | 133 | ) { |
9d689077 | 134 | $timeout = 10*60; # 10 mins ? |
14db5366 | 135 | } else { |
8174a894 TL |
136 | # NOTE: if you came here as user and want to change this, try using IO-Threads first |
137 | # which move out quite some processing of the main thread, leaving more time for QMP | |
138 | $timeout = 5; # default | |
f0002f62 DM |
139 | } |
140 | } | |
141 | ||
c8125172 | 142 | $self->queue_execute($timeout, 2); |
7a6c2150 DM |
143 | |
144 | die "VM $vmid qmp command '$cmd->{execute}' failed - $queue_info->{error}" | |
145 | if defined($queue_info->{error}); | |
30a3378a DM |
146 | |
147 | return $result; | |
148 | }; | |
149 | ||
150 | my $cmdid_seq = 0; | |
c5a07de5 | 151 | my $cmdid_seq_qga = 0; |
7a6c2150 | 152 | |
30a3378a | 153 | my $next_cmdid = sub { |
c5a07de5 WL |
154 | my ($qga) = @_; |
155 | ||
156 | if($qga){ | |
157 | $cmdid_seq_qga++; | |
158 | return "$$"."0".$cmdid_seq_qga; | |
159 | } else { | |
160 | $cmdid_seq++; | |
161 | return "$$:$cmdid_seq"; | |
162 | } | |
30a3378a DM |
163 | }; |
164 | ||
7a6c2150 DM |
165 | my $lookup_queue_info = sub { |
166 | my ($self, $fh, $noerr) = @_; | |
558f1644 | 167 | |
a022e3fd | 168 | my $queue_info = $self->{queue_lookup}->{$fh}; |
7a6c2150 DM |
169 | if (!$queue_info) { |
170 | warn "internal error - unable to lookup queue info" if !$noerr; | |
d1c1af4b | 171 | return; |
7a6c2150 DM |
172 | } |
173 | return $queue_info; | |
174 | }; | |
558f1644 | 175 | |
7a6c2150 DM |
176 | my $close_connection = sub { |
177 | my ($self, $queue_info) = @_; | |
30a3378a | 178 | |
7a6c2150 DM |
179 | if (my $fh = delete $queue_info->{fh}) { |
180 | delete $self->{queue_lookup}->{$fh}; | |
c8125172 | 181 | $self->{mux}->close($fh); |
a022e3fd | 182 | } |
30a3378a DM |
183 | }; |
184 | ||
185 | my $open_connection = sub { | |
7a6c2150 DM |
186 | my ($self, $queue_info, $timeout) = @_; |
187 | ||
188 | die "duplicate call to open" if defined($queue_info->{fh}); | |
189 | ||
190 | my $vmid = $queue_info->{vmid}; | |
191 | my $qga = $queue_info->{qga}; | |
30a3378a | 192 | |
d036e418 | 193 | my $sname = PVE::QemuServer::Helpers::qmp_socket($vmid, $qga); |
30a3378a | 194 | |
6d042176 DM |
195 | $timeout = 1 if !$timeout; |
196 | ||
2ae10d4e DM |
197 | my $fh; |
198 | my $starttime = [gettimeofday]; | |
199 | my $count = 0; | |
7a6c2150 DM |
200 | |
201 | my $sotype = $qga ? 'qga' : 'qmp'; | |
202 | ||
2ae10d4e DM |
203 | for (;;) { |
204 | $count++; | |
205 | $fh = IO::Socket::UNIX->new(Peer => $sname, Blocking => 0, Timeout => 1); | |
206 | last if $fh; | |
207 | if ($! != EINTR && $! != EAGAIN) { | |
7a6c2150 | 208 | die "unable to connect to VM $vmid $sotype socket - $!\n"; |
2ae10d4e DM |
209 | } |
210 | my $elapsed = tv_interval($starttime, [gettimeofday]); | |
6d042176 | 211 | if ($elapsed >= $timeout) { |
7a6c2150 | 212 | die "unable to connect to VM $vmid $sotype socket - timeout after $count retries\n"; |
2ae10d4e DM |
213 | } |
214 | usleep(100000); | |
215 | } | |
30a3378a | 216 | |
7a6c2150 DM |
217 | $queue_info->{fh} = $fh; |
218 | ||
219 | $self->{queue_lookup}->{$fh} = $queue_info; | |
220 | ||
30a3378a | 221 | $self->{mux}->add($fh); |
7a6c2150 | 222 | $self->{mux}->set_timeout($fh, $timeout); |
558f1644 | 223 | |
30a3378a DM |
224 | return $fh; |
225 | }; | |
226 | ||
227 | my $check_queue = sub { | |
228 | my ($self) = @_; | |
229 | ||
230 | my $running = 0; | |
558f1644 | 231 | |
7a6c2150 DM |
232 | foreach my $sname (keys %{$self->{queue_info}}) { |
233 | my $queue_info = $self->{queue_info}->{$sname}; | |
234 | my $fh = $queue_info->{fh}; | |
30a3378a DM |
235 | next if !$fh; |
236 | ||
7a6c2150 DM |
237 | my $qga = $queue_info->{qga}; |
238 | ||
239 | if ($queue_info->{error}) { | |
240 | &$close_connection($self, $queue_info); | |
30a3378a DM |
241 | next; |
242 | } | |
243 | ||
7a6c2150 | 244 | if ($queue_info->{current}) { # command running, waiting for response |
30a3378a DM |
245 | $running++; |
246 | next; | |
247 | } | |
248 | ||
7a6c2150 DM |
249 | if (!scalar(@{$queue_info->{cmds}})) { # no more commands |
250 | &$close_connection($self, $queue_info); | |
30a3378a DM |
251 | next; |
252 | } | |
253 | ||
254 | eval { | |
255 | ||
7a6c2150 DM |
256 | my $cmd = $queue_info->{current} = shift @{$queue_info->{cmds}}; |
257 | $cmd->{id} = &$next_cmdid($qga); | |
30a3378a | 258 | |
558f1644 | 259 | my $fd = -1; |
a0e7a5d0 | 260 | if ($cmd->{execute} eq 'add-fd' || $cmd->{execute} eq 'getfd') { |
558f1644 DM |
261 | $fd = $cmd->{arguments}->{fd}; |
262 | delete $cmd->{arguments}->{fd}; | |
263 | } | |
264 | ||
7a6c2150 | 265 | my $qmpcmd; |
a45a14fc | 266 | |
7a6c2150 | 267 | if ($qga) { |
a45a14fc | 268 | |
a022e3fd | 269 | $qmpcmd = to_json({ execute => 'guest-sync-delimited', |
148850f6 KT |
270 | arguments => { id => int($cmd->{id})}}) . "\n" . |
271 | to_json({ execute => $cmd->{execute}, arguments => $cmd->{arguments}}) . "\n"; | |
a45a14fc | 272 | |
7a6c2150 | 273 | } else { |
a45a14fc AD |
274 | |
275 | $qmpcmd = to_json({ | |
276 | execute => $cmd->{execute}, | |
277 | arguments => $cmd->{arguments}, | |
278 | id => $cmd->{id}}); | |
279 | } | |
30a3378a | 280 | |
558f1644 DM |
281 | if ($fd >= 0) { |
282 | my $ret = PVE::IPCC::sendfd(fileno($fh), $fd, $qmpcmd); | |
283 | die "sendfd failed" if $ret < 0; | |
284 | } else { | |
285 | $self->{mux}->write($fh, $qmpcmd); | |
286 | } | |
30a3378a DM |
287 | }; |
288 | if (my $err = $@) { | |
7a6c2150 | 289 | $queue_info->{error} = $err; |
30a3378a DM |
290 | } else { |
291 | $running++; | |
292 | } | |
293 | } | |
294 | ||
295 | $self->{mux}->endloop() if !$running; | |
296 | ||
297 | return $running; | |
298 | }; | |
299 | ||
300 | # execute all queued command | |
c8125172 | 301 | |
30a3378a | 302 | sub queue_execute { |
c8125172 | 303 | my ($self, $timeout, $noerr) = @_; |
30a3378a DM |
304 | |
305 | $timeout = 3 if !$timeout; | |
306 | ||
30a3378a | 307 | # open all necessary connections |
7a6c2150 DM |
308 | foreach my $sname (keys %{$self->{queue_info}}) { |
309 | my $queue_info = $self->{queue_info}->{$sname}; | |
310 | next if !scalar(@{$queue_info->{cmds}}); # no commands | |
a022e3fd | 311 | |
7a6c2150 DM |
312 | $queue_info->{error} = undef; |
313 | $queue_info->{current} = undef; | |
c5a07de5 | 314 | |
a022e3fd | 315 | eval { |
7a6c2150 | 316 | &$open_connection($self, $queue_info, $timeout); |
c6fb6a69 | 317 | |
7a6c2150 DM |
318 | if (!$queue_info->{qga}) { |
319 | my $cap_cmd = { execute => 'qmp_capabilities', arguments => {} }; | |
320 | unshift @{$queue_info->{cmds}}, $cap_cmd; | |
c6fb6a69 | 321 | } |
30a3378a DM |
322 | }; |
323 | if (my $err = $@) { | |
7a6c2150 | 324 | $queue_info->{error} = $err; |
30a3378a DM |
325 | } |
326 | } | |
327 | ||
328 | my $running; | |
329 | ||
330 | for (;;) { | |
331 | ||
332 | $running = &$check_queue($self); | |
333 | ||
334 | last if !$running; | |
335 | ||
336 | $self->{mux}->loop; | |
337 | } | |
338 | ||
339 | # make sure we close everything | |
c8125172 | 340 | my $errors = ''; |
7a6c2150 | 341 | foreach my $sname (keys %{$self->{queue_info}}) { |
c8125172 DM |
342 | my $queue_info = $self->{queue_info}->{$sname}; |
343 | &$close_connection($self, $queue_info); | |
344 | if ($queue_info->{error}) { | |
345 | if ($noerr) { | |
346 | warn $queue_info->{error} if $noerr < 2; | |
347 | } else { | |
348 | $errors .= $queue_info->{error} | |
349 | } | |
350 | } | |
30a3378a DM |
351 | } |
352 | ||
7a6c2150 | 353 | $self->{queue_info} = $self->{queue_lookup} = {}; |
c8125172 DM |
354 | |
355 | die $errors if $errors; | |
30a3378a DM |
356 | } |
357 | ||
b006e70b DM |
358 | sub mux_close { |
359 | my ($self, $mux, $fh) = @_; | |
360 | ||
a022e3fd | 361 | my $queue_info = &$lookup_queue_info($self, $fh, 1); |
7a6c2150 | 362 | return if !$queue_info; |
b006e70b | 363 | |
a022e3fd | 364 | $queue_info->{error} = "client closed connection\n" |
7a6c2150 | 365 | if !$queue_info->{error}; |
b006e70b DM |
366 | } |
367 | ||
c8125172 | 368 | # mux_input is called when input is available on one of the descriptors. |
30a3378a DM |
369 | sub mux_input { |
370 | my ($self, $mux, $fh, $input) = @_; | |
371 | ||
a022e3fd | 372 | my $queue_info = &$lookup_queue_info($self, $fh); |
7a6c2150 DM |
373 | return if !$queue_info; |
374 | ||
a022e3fd AL |
375 | my $sname = $queue_info->{sname}; |
376 | my $vmid = $queue_info->{vmid}; | |
7a6c2150 | 377 | my $qga = $queue_info->{qga}; |
c5a07de5 | 378 | |
7a6c2150 DM |
379 | my $curcmd = $queue_info->{current}; |
380 | die "unable to lookup current command for VM $vmid ($sname)\n" if !$curcmd; | |
a022e3fd | 381 | |
bcfbc40b AD |
382 | my $raw; |
383 | ||
7a6c2150 | 384 | if ($qga) { |
5cb6fe54 | 385 | return if $$input !~ s/^.*\xff([^\n]+}\r?\n[^\n]+})\r?\n(.*)$/$2/so; |
bcfbc40b | 386 | $raw = $1; |
c5a07de5 | 387 | } else { |
edb52f14 | 388 | return if $$input !~ s/^(.*})\r?\n(.*)$/$2/so; |
bcfbc40b AD |
389 | $raw = $1; |
390 | } | |
30a3378a | 391 | |
30a3378a DM |
392 | eval { |
393 | my @jsons = split("\n", $raw); | |
394 | ||
7a6c2150 | 395 | if ($qga) { |
bcfbc40b AD |
396 | |
397 | die "response is not complete" if @jsons != 2 ; | |
398 | ||
399 | my $obj = from_json($jsons[0]); | |
c8125172 | 400 | |
7a6c2150 | 401 | my $cmdid = $obj->{'return'}; |
bcfbc40b | 402 | die "received responsed without command id\n" if !$cmdid; |
5cb6fe54 DM |
403 | |
404 | # skip results fro previous commands | |
405 | return if $cmdid < $curcmd->{id}; | |
a022e3fd | 406 | |
bcfbc40b AD |
407 | if ($curcmd->{id} ne $cmdid) { |
408 | die "got wrong command id '$cmdid' (expected $curcmd->{id})\n"; | |
409 | } | |
410 | ||
c8125172 DM |
411 | delete $queue_info->{current}; |
412 | ||
bcfbc40b AD |
413 | $obj = from_json($jsons[1]); |
414 | ||
415 | if (my $callback = $curcmd->{callback}) { | |
416 | &$callback($vmid, $obj); | |
417 | } | |
418 | ||
419 | return; | |
420 | } | |
421 | ||
30a3378a DM |
422 | foreach my $json (@jsons) { |
423 | my $obj = from_json($json); | |
424 | next if defined($obj->{QMP}); # skip monitor greeting | |
425 | ||
426 | if (exists($obj->{error}->{desc})) { | |
427 | my $desc = $obj->{error}->{desc}; | |
428 | chomp $desc; | |
429 | die "$desc\n" if $desc !~ m/Connection can not be completed immediately/; | |
430 | next; | |
431 | } | |
432 | ||
30a3378a DM |
433 | if (defined($obj->{event})) { |
434 | if (my $eventcb = $self->{eventcb}) { | |
435 | &$eventcb($obj); | |
436 | } | |
437 | next; | |
438 | } | |
439 | ||
440 | my $cmdid = $obj->{id}; | |
441 | die "received responsed without command id\n" if !$cmdid; | |
442 | ||
30a3378a DM |
443 | if ($curcmd->{id} ne $cmdid) { |
444 | die "got wrong command id '$cmdid' (expected $curcmd->{id})\n"; | |
445 | } | |
446 | ||
c8125172 DM |
447 | delete $queue_info->{current}; |
448 | ||
30a3378a DM |
449 | if (my $callback = $curcmd->{callback}) { |
450 | &$callback($vmid, $obj); | |
451 | } | |
452 | } | |
453 | }; | |
454 | if (my $err = $@) { | |
7a6c2150 | 455 | $queue_info->{error} = $err; |
30a3378a DM |
456 | } |
457 | ||
458 | &$check_queue($self); | |
459 | } | |
460 | ||
461 | # This gets called every second to update player info, etc... | |
462 | sub mux_timeout { | |
463 | my ($self, $mux, $fh) = @_; | |
464 | ||
a022e3fd | 465 | if (my $queue_info = &$lookup_queue_info($self, $fh)) { |
7a6c2150 | 466 | $queue_info->{error} = "got timeout\n"; |
c8125172 | 467 | $self->{mux}->inbuffer($fh, ''); # clear to avoid warnings |
30a3378a DM |
468 | } |
469 | ||
470 | &$check_queue($self); | |
471 | } | |
472 | ||
1c0c1c17 WL |
473 | sub mux_eof { |
474 | my ($self, $mux, $fh, $input) = @_; | |
c8125172 | 475 | |
7a6c2150 DM |
476 | my $queue_info = &$lookup_queue_info($self, $fh); |
477 | return if !$queue_info; | |
1c0c1c17 | 478 | |
a022e3fd AL |
479 | my $sname = $queue_info->{sname}; |
480 | my $vmid = $queue_info->{vmid}; | |
7a6c2150 | 481 | my $qga = $queue_info->{qga}; |
a022e3fd | 482 | |
7a6c2150 DM |
483 | my $curcmd = $queue_info->{current}; |
484 | die "unable to lookup current command for VM $vmid ($sname)\n" if !$curcmd; | |
1c0c1c17 | 485 | |
7a6c2150 | 486 | if ($qga && $qga_allow_close_cmds->{$curcmd->{execute}}) { |
1c0c1c17 | 487 | |
5cb6fe54 | 488 | return if $$input !~ s/^.*\xff([^\n]+})\r?\n(.*)$/$2/so; |
1c0c1c17 | 489 | |
c8125172 DM |
490 | my $raw = $1; |
491 | ||
492 | eval { | |
493 | my $obj = from_json($raw); | |
1c0c1c17 | 494 | |
c8125172 DM |
495 | my $cmdid = $obj->{'return'}; |
496 | die "received responsed without command id\n" if !$cmdid; | |
7a6c2150 | 497 | |
c8125172 | 498 | delete $queue_info->{current}; |
7a6c2150 | 499 | |
c8125172 DM |
500 | if (my $callback = $curcmd->{callback}) { |
501 | &$callback($vmid, undef); | |
502 | } | |
503 | }; | |
504 | if (my $err = $@) { | |
505 | $queue_info->{error} = $err; | |
506 | } | |
1c0c1c17 | 507 | |
7a6c2150 | 508 | &$close_connection($self, $queue_info); |
c8125172 DM |
509 | |
510 | if (scalar(@{$queue_info->{cmds}}) && !$queue_info->{error}) { | |
511 | $queue_info->{error} = "Got EOF but command queue is not empty.\n"; | |
512 | } | |
1c0c1c17 | 513 | } |
1c0c1c17 WL |
514 | } |
515 | ||
56afd466 WB |
516 | sub DESTROY { |
517 | my ($self) = @_; | |
518 | ||
519 | foreach my $sname (keys %{$self->{queue_info}}) { | |
520 | my $queue_info = $self->{queue_info}->{$sname}; | |
521 | $close_connection->($self, $queue_info); | |
522 | } | |
523 | } | |
524 | ||
26f11676 | 525 | 1; |