3 # freeside-selfservice-server
5 # alas, much false laziness with freeside-queued and fs_signup_server. at
6 # least it is slated to replace fs_{signup,passwd,mailadmin}_server
7 # should probably generalize the version in here, or better yet use
8 # Proc::Daemon or somesuch
11 use vars qw( $kids $max_kids $shutdown $log_file );
12 use vars qw($ssh_pid);
16 use Storable qw(nstore_fd fd_retrieve);
17 use Net::SSH qw(sshopen2);
18 use FS::UID qw(adminsuidsetup);
22 #use FS::Record qw( qsearch qsearchs );
23 #use FS::cust_main_county;
25 #use FS::Msgcat qw(gettext);
31 my $user = shift or die &usage;
32 my $machine = shift or die &usage;
33 my $pid_file = "/var/run/freeside-selfservice-server.$user.pid";
34 #my $pid_file = "/var/run/freeside-selfservice-server.$user.pid"; $FS::UID::datasrc not posible, but should include machine name at least, hmm
38 my $clientd = "/usr/local/sbin/freeside-selfservice-clientd"; #better name?
42 #'signup_init' => 'signup_init',
49 my($reader, $writer) = (new IO::Handle, new IO::Handle);
50 warn "connecting to $machine";
51 $ssh_pid = sshopen2($machine,$reader,$writer,$clientd);
53 warn "entering main loop";
56 warn "waiting for packet from client";
59 local $SIG{ALRM} = sub { die "alarm\n" }; #NB: \n required
61 my $p = fd_retrieve($reader);
66 die $@ unless $@ eq "alarm\n";
68 next unless $shutdown;
71 warn "packet received";
73 #prevent runaway forking
75 while ( $kids >= $max_kids ) {
76 warn "WARNING: maximum $kids children reached" unless $warnkids++;
81 defined( my $pid = fork ) or die "can't fork: $!";
83 warn "child $pid spawned";
88 $FS::UID::dbh->{InactiveDestroy} = 1;
91 my $sub = $dispatch{$packet->{_packet}};
94 warn "calling $sub handler";
95 $rv = &{$sub}($packet);
97 warn my $error = "WARNING: unknown packet type ". $packet->{_packet};
98 $rv = { _error => $error };
100 $rv->{_token} = $packet->{_token}; #identifier
102 warn "sending response";
103 flock($writer, LOCK_EX); #acquire write lock
104 nstore_fd($rv, $writer) or die "can't send response: $!";
106 flock($writer, LOCK_UN); #release write lock
108 warn "child exiting";
117 # utility subroutines
123 chdir "/" or die "Can't chdir to /: $!";
124 open STDIN, '/dev/null' or die "Can't read /dev/null: $!";
125 defined(my $pid = fork) or die "Can't fork: $!";
127 print "freeside-selfservice-server to $machine started with pid $pid\n"; #logging to $log_file
128 exit unless $pid_file;
129 my $pidfh = new IO::File ">$pid_file" or exit;
130 print $pidfh "$pid\n";
134 sub REAPER { my $pid = wait; $SIG{CHLD} = \&REAPER; $kids--; }
135 $SIG{CHLD} = \&REAPER;
138 $SIG{HUP} = sub { warn "SIGHUP received; shutting down\n"; $shutdown++; };
139 $SIG{INT} = sub { warn "SIGINT received; shutting down\n"; $shutdown++; };
140 $SIG{TERM} = sub { warn "SIGTERM received; shutting down\n"; $shutdown++; };
141 $SIG{QUIT} = sub { warn "SIGQUIT received; shutting down\n"; $shutdown++; };
142 $SIG{PIPE} = sub { warn "SIGPIPE received; shutting down\n"; $shutdown++; };
144 $> = $FS::UID::freeside_uid unless $>;
146 $ENV{HOME} = (getpwuid($>))[7]; #for ssh
147 adminsuidsetup $user;
149 #$log_file = "/usr/local/etc/freeside/selfservice.". $FS::UID::datasrc; #MACHINE NAME
150 $log_file = "/usr/local/etc/freeside/selfservice.$machine.log";
152 open STDOUT, '>/dev/null'
153 or die "Can't write to /dev/null: $!";
154 setsid or die "Can't start a new session: $!";
155 open STDERR, '>&STDOUT' or die "Can't dup stdout: $!";
157 $SIG{__DIE__} = \&_die;
158 $SIG{__WARN__} = \&_logmsg;
160 warn "freeside-selfservice-server starting\n";
165 my $wait = 12; #wait up to 1 minute
166 while ( $kids && $wait-- ) {
167 warn "waiting for $kids children to terminate";
170 warn "abandoning $kids children" if $kids;
171 kill 'TERM', $ssh_pid if $ssh_pid;
177 unlink $pid_file if -e $pid_file;
182 chomp( my $msg = shift );
183 my $log = new IO::File ">>$log_file";
184 flock($log, LOCK_EX);
186 print $log "[server] [". time2str("%a %b %e %T %Y",time). "] [$$] $msg\n";
187 flock($log, LOCK_UN);
192 die "Usage:\n\n fs_signup_server user machine\n";
196 # handlers... should go in their own files eventually...