1 package PVE
::AbstractMigrate
;
5 use POSIX
qw(strftime);
9 use PVE
::DataCenterConfig
;
10 use PVE
::ReplicationState
;
14 my ($level, $msg) = @_;
22 my $tstr = strftime
("%F %H:%M:%S", localtime);
24 foreach my $line (split (/\n/, $msg)) {
25 if ($level eq 'err') {
26 $res .= "$tstr ERROR: $line\n";
28 $res .= "$tstr $line\n";
36 my ($self, $level, $msg) = @_;
42 print &$msg2text($level, $msg);
46 my ($self, $cmd, %param) = @_;
50 $self->log('info', $line);
53 $self->log('info', "# " . PVE
::Tools
::cmd2string
($cmd));
55 PVE
::Tools
::run_command
($cmd, %param, outfunc
=> $logfunc, errfunc
=> $logfunc);
58 my $run_command_quiet_full = sub {
59 my ($self, $cmd, $logerr, %param) = @_;
64 $log .= &$msg2text('info', $line);;
67 eval { PVE
::Tools
::run_command
($cmd, %param, outfunc
=> $logfunc, errfunc
=> $logfunc); };
69 $self->log('info', "# " . PVE
::Tools
::cmd2string
($cmd));
73 $self->log('err', $err);
81 my ($self, $cmd, %param) = @_;
82 return &$run_command_quiet_full($self, $cmd, 0, %param);
86 my ($self, $cmd, %param) = @_;
87 return &$run_command_quiet_full($self, $cmd, 1, %param);
91 my ($self, $func, @param) = @_;
98 local $SIG{PIPE
} = sub {
99 $self->{delayed_interrupt
} = 0;
100 die "interrupted by signal\n";
103 my $di = $self->{delayed_interrupt
};
104 $self->{delayed_interrupt
} = 0;
106 die "interrupted by signal\n" if $di;
108 &$func($self, @param);
112 # FIXME: nodeip is now unused
114 my ($class, $node, $nodeip, $vmid, $opts) = @_;
116 $class = ref($class) || $class;
118 my $dc_conf = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
120 my $migration_network = $opts->{migration_network
};
121 if (!defined($migration_network)) {
122 $migration_network = $dc_conf->{migration
}->{network
};
124 my $ssh_info = PVE
::SSHInfo
::get_ssh_info
($node, $migration_network);
125 $nodeip = $ssh_info->{ip
};
127 my $migration_type = 'secure';
128 if (defined($opts->{migration_type
})) {
129 $migration_type = $opts->{migration_type
};
130 } elsif (defined($dc_conf->{migration
}->{type
})) {
131 $migration_type = $dc_conf->{migration
}->{type
};
133 $opts->{migration_type
} = $migration_type;
136 delayed_interrupt
=> 0,
140 ssh_info
=> $ssh_info,
142 rem_ssh
=> PVE
::SSHInfo
::ssh_info_to_command
($ssh_info)
145 $self = bless $self, $class;
147 my $starttime = time();
153 local $SIG{PIPE
} = sub {
154 $self->log('err', "received interrupt - delayed");
155 $self->{delayed_interrupt
} = 1;
158 # lock container during migration
159 eval { $self->lock_vm($self->{vmid
}, sub {
161 $self->{running
} = 0;
162 &$eval_int($self, sub { $self->{running
} = $self->prepare($self->{vmid
}); });
165 if (defined($migration_network)) {
166 $self->log('info', "use dedicated network address for sending " .
167 "migration traffic ($self->{nodeip})");
169 # test if we can connect to new IP
170 my $cmd = [ @{$self->{rem_ssh
}}, '/bin/true' ];
171 eval { $self->cmd_quiet($cmd); };
172 die "Can't connect to destination address ($self->{nodeip}) using " .
173 "public key authentication\n" if $@;
176 &$eval_int($self, sub { $self->phase1($self->{vmid
}); });
179 $self->log('err', $err);
180 eval { $self->phase1_cleanup($self->{vmid
}, $err); };
181 if (my $tmperr = $@) {
182 $self->log('err', $tmperr);
184 eval { $self->final_cleanup($self->{vmid
}); };
185 if (my $tmperr = $@) {
186 $self->log('err', $tmperr);
191 # vm is now owned by other node
192 # Note: there is no VM config file on the local node anymore
194 if ($self->{running
}) {
196 &$eval_int($self, sub { $self->phase2($self->{vmid
}); });
200 $self->log('err', "online migrate failure - $phase2err");
202 eval { $self->phase2_cleanup($self->{vmid
}, $phase2err); };
204 $self->log('err', $err);
210 &$eval_int($self, sub { $self->phase3($self->{vmid
}); });
213 $self->log('err', $phase3err);
216 eval { $self->phase3_cleanup($self->{vmid
}, $phase3err); };
218 $self->log('err', $err);
221 eval { $self->final_cleanup($self->{vmid
}); };
223 $self->log('err', $err);
230 my $delay = time() - $starttime;
231 my $mins = int($delay/60);
232 my $secs = $delay - $mins*60;
233 my $hours = int($mins/60);
234 $mins = $mins - $hours*60;
236 my $duration = sprintf "%02d:%02d:%02d", $hours, $mins, $secs;
239 $self->log('err', "migration aborted (duration $duration): $err");
240 die "migration aborted\n";
243 if ($self->{errors
}) {
244 $self->log('err', "migration finished with problems (duration $duration)");
245 die "migration problems\n"
248 $self->log('info', "migration finished successfully (duration $duration)");
252 my ($self, $vmid, $code, @param) = @_;
254 die "abstract method - implement me";
258 my ($self, $vmid) = @_;
260 die "abstract method - implement me";
265 # transfer all data and move VM config files
267 my ($self, $vmid) = @_;
268 die "abstract method - implement me";
271 # only called if there are errors in phase1
273 my ($self, $vmid, $err) = @_;
274 die "abstract method - implement me";
277 # only called when VM is running and phase1 was successful
279 my ($self, $vmid) = @_;
280 die "abstract method - implement me";
283 # only called when VM is running and phase1 was successful
285 my ($self, $vmid, $err) = @_;
288 # only called when phase1 was successful
290 my ($self, $vmid) = @_;
293 # only called when phase1 was successful
295 my ($self, $vmid, $err) = @_;
298 # final cleanup - always called
300 my ($self, $vmid) = @_;
301 die "abstract method - implement me";
304 # transfer replication state helper - call this before moving the guest config
305 # - just log the error is something fails
306 sub transfer_replication_state
{
309 my $local_node = PVE
::INotify
::nodename
();
312 my $stateobj = PVE
::ReplicationState
::read_state
();
313 my $vmstate = PVE
::ReplicationState
::extract_vmid_tranfer_state
($stateobj, $self->{vmid
}, $self->{node
}, $local_node);
314 # This have to be quoted when it run it over ssh.
315 my $state = PVE
::Tools
::shellquote
(encode_json
($vmstate));
316 my $cmd = [ @{$self->{rem_ssh
}}, 'pvesr', 'set-state', $self->{vmid
}, $state];
320 $self->log('err', "transfer replication state failed - $err");
325 # switch replication job target - call this after moving the guest config
326 # - does nothing if there is no relevant replication job
327 # - just log the error is something fails
328 sub switch_replication_job_target
{
331 my $local_node = PVE
::INotify
::nodename
();
333 eval { PVE
::ReplicationConfig
::switch_replication_job_target
($self->{vmid
}, $self->{node
}, $local_node); };
335 $self->log('err', "switch replication job target failed - $err");