4 use vars qw( $log_file $sigterm $sigint $kids $max_kids %kids );
5 use subs qw( _die _logmsg );
7 use POSIX qw(:sys_wait_h setsid);
10 use FS::UID qw(adminsuidsetup forksuidsetup driver_name dbh);
11 use FS::Record qw(qsearch qsearchs);
15 # no autoloading just yet
21 $max_kids = '10'; #guess it should be a config file...
24 my $user = shift or die &usage;
26 #my $pid_file = "/var/run/freeside-queued.$user.pid";
27 my $pid_file = "/var/run/freeside-queued.pid";
31 #sub REAPER { my $pid = wait; $SIG{CHLD} = \&REAPER; $kids--; }
32 #$SIG{CHLD} = \&REAPER;
36 $SIG{INT} = sub { warn "SIGINT received; shutting down\n"; $sigint++; };
37 $SIG{TERM} = sub { warn "SIGTERM received; shutting down\n"; $sigterm++; };
39 my $freeside_gid = scalar(getgrnam('freeside'))
40 or die "can't setgid to freeside group\n";
43 #if freebsd can't setuid(), presumably it can't setgid() either. grr fleabsd
47 $> = $FS::UID::freeside_uid;
48 $< = $FS::UID::freeside_uid;
49 #freebsd is sofa king broken, won't setuid()
51 $> = $FS::UID::freeside_uid;
53 $ENV{HOME} = (getpwuid($>))[7]; #for ssh
56 $log_file = "/usr/local/etc/freeside/queuelog.". $FS::UID::datasrc;
60 $SIG{__DIE__} = \&_die;
61 $SIG{__WARN__} = \&_logmsg;
63 warn "freeside-queued starting\n";
69 #prevent runaway forking
70 if ( $kids >= $max_kids ) {
71 warn "WARNING: maximum $kids children reached\n" unless $warnkids++;
73 sleep 1; #waiting for signals is cheap
78 my $nodepend = driver_name eq 'mysql'
80 : 'AND 0 = ( SELECT COUNT(*) FROM queue_depend'.
81 ' WHERE queue_depend.jobnum = queue.jobnum ) ';
85 # my $oldAutoCommit = $FS::UID::AutoCommit;
86 # local $FS::UID::AutoCommit = 0;
87 $FS::UID::AutoCommit = 0;
92 { 'status' => 'new' },
94 driver_name eq 'mysql'
95 ? "$nodepend ORDER BY jobnum LIMIT 1 FOR UPDATE"
96 : "$nodepend ORDER BY jobnum FOR UPDATE LIMIT 1"
98 $dbh->commit or die $dbh->errstr; #if $oldAutoCommit;
99 sleep 5; #connecting to db is expensive
103 if ( driver_name eq 'mysql'
104 && qsearch('queue_depend', { 'jobnum' => $job->jobnum } ) ) {
105 $dbh->commit or die $dbh->errstr; #if $oldAutoCommit;
106 sleep 5; #would be better if mysql could do everything in query above
110 my %hash = $job->hash;
111 $hash{'status'} = 'locked';
112 my $ljob = new FS::queue ( \%hash );
113 my $error = $ljob->replace($job);
114 die $error if $error;
116 $dbh->commit or die $dbh->errstr; #if $oldAutoCommit;
118 $FS::UID::AutoCommit = 1;
121 my @args = $ljob->args;
123 defined( my $pid = fork ) or do {
124 warn "WARNING: can't fork: $!\n";
125 my %hash = $job->hash;
126 $hash{'status'} = 'failed';
127 $hash{'statustext'} = "[freeside-queued] can't fork: $!";
128 my $ljob = new FS::queue ( \%hash );
129 my $error = $ljob->replace($job);
130 die $error if $error;
131 next; #don't increment the kid counter
140 $FS::UID::dbh->{InactiveDestroy} = 1;
142 forksuidsetup($user);
144 #auto-use export classes...
145 if ( $ljob->job =~ /(FS::part_export::\w+)::/ ) {
149 warn "job use $class failed";
150 my %hash = $ljob->hash;
151 $hash{'status'} = 'failed';
152 $hash{'statustext'} = $@;
153 my $fjob = new FS::queue( \%hash );
154 my $error = $fjob->replace($ljob);
155 die $error if $error;
160 my $eval = "&". $ljob->job. '(@args);';
161 warn "running $eval";
162 eval $eval; #throw away return value? suppose so
164 warn "job $eval failed";
165 my %hash = $ljob->hash;
166 $hash{'status'} = 'failed';
167 $hash{'statustext'} = $@;
168 my $fjob = new FS::queue( \%hash );
169 my $error = $fjob->replace($ljob);
170 die $error if $error;
181 warn "received TERM signal; exiting\n";
185 warn "received INT signal; exiting\n";
191 die "Usage:\n\n freeside-queued user\n";
196 unlink $pid_file if -e $pid_file;
201 chomp( my $msg = shift );
202 my $log = new IO::File ">>$log_file";
203 flock($log, LOCK_EX);
205 print $log "[". time2str("%a %b %e %T %Y",time). "] [$$] $msg\n";
206 flock($log, LOCK_UN);
212 chdir "/" or die "Can't chdir to /: $!";
213 open STDIN, '/dev/null' or die "Can't read /dev/null: $!";
214 defined(my $pid = fork) or die "Can't fork: $!";
216 print "freeside-queued started with pid $pid\n"; #logging to $log_file\n";
217 exit unless $pid_file;
218 my $pidfh = new IO::File ">$pid_file" or exit;
219 print $pidfh "$pid\n";
222 #open STDOUT, '>/dev/null'
223 # or die "Can't write to /dev/null: $!";
224 #setsid or die "Can't start a new session: $!";
225 #open STDERR, '>&STDOUT' or die "Can't dup stdout: $!";
230 open STDOUT, '>/dev/null'
231 or die "Can't write to /dev/null: $!";
232 setsid or die "Can't start a new session: $!";
233 open STDERR, '>&STDOUT' or die "Can't dup stdout: $!";
237 foreach my $pid ( keys %kids ) {
238 my $kid = waitpid($pid, WNOHANG);
248 freeside-queued - Job queue daemon
256 Job queue daemon. Should be running at all times.
258 user: from the mapsecrets file - see config.html from the base documentation