# This is run REMOTELY over ssh by freeside-selfservice-server
use strict;
-use subs qw(spawn logmsg);
+use subs qw(spawn logmsg lock_write unlock_write);
use Fcntl qw(:flock);
use POSIX qw(:sys_wait_h);
use Socket;
-use Storable qw(nstore_fd fd_retrieve);
+use Storable 2.09 qw(nstore_fd fd_retrieve);
use IO::Handle qw(_IONBF);
use IO::Select;
use IO::File;
+use Text::CSV_XS;
-STDOUT->setbuf('');
+#STDOUT->setbuf('');
+
+my $tag = scalar(@ARGV) ? '.'.shift : '';
use vars qw( $Debug );
-$Debug = 3; #2 will turn on child logging, 3 will log packet contents,
- #including potentially compromising information
+$Debug = 2; #2 will turn on child logging
+ #3 will log packet contents,#including passwords
+ #4 will log receipts of all packets from server including
+ # keepalives (big!)
-my $socket = "/usr/local/freeside/selfservice_socket";
+my $socket = "/usr/local/freeside/selfservice_socket$tag";
my $pid_file = "$socket.pid";
-my $log_file = "/usr/local/freeside/selfservice.log";
+my $log_file = "/usr/local/freeside/selfservice$tag.log";
+
+my $lock_file = "/usr/local/freeside/selfservice$tag.writelock";
#my $me = '[client]';
$|=1;
$SIG{__WARN__} = \&_logmsg;
+#$SIG{__DIE__} = sub { &_logmsg(@_); exit };
#read data to be cached or something
#warn "$me Reading init data\n" if $Debug;
#my $signup_init =
+warn "Creating $lock_file\n" if $Debug;
+open(LOCKFILE,">$lock_file") or die "can't open $lock_file: $!";
+close LOCKFILE;
+
warn "Creating $socket\n" if $Debug;
my $uaddr = sockaddr_un($socket);
my $proto = getprotobyname('tcp');
open(PIDFILE,"<$pid_file");
my $old_pid = <PIDFILE>;
close PIDFILE;
- $old_pid =~ /^(\d+)$/;
- kill 'TERM', $1;
+ if ( $old_pid =~ /^(\d+)$/ ) {
+ kill 'TERM', $1;
+ }
}
open(PIDFILE,">$pid_file");
print PIDFILE "$$\n";
#sub REAPER { $waitedpid = wait; $SIG{CHLD} = \&REAPER; }
#$SIG{CHLD} = \&REAPER;
+warn "enabling keep alives\n" if $Debug;
+nstore_fd( { _packet => '_enable_keepalive' } , \*STDOUT );
+
warn "entering main loop\n" if $Debug;
my %kids;
+my %ftp_scan_dir;
+my %ftp_scan_map;
my $s = new IO::Select;
$s->add(\*STDIN);
if ( $handle == \*STDIN ) {
- warn "receiving packet from server\n" if $Debug;
+ warn "receiving packet from server\n" if $Debug > 3;
my $packet = fd_retrieve(\*STDIN);
my $token = $packet->{'_token'};
+
+ if ( $token eq '_keepalive' ) {
+ $undisp = 1;
+ next;
+ }
+
warn "received packet from server with token $token\n".
( $Debug > 2
? join('', map { " $_=>$packet->{$_}\n" } keys %$packet )
: '' )
if $Debug;
- if ( exists($kids{$token}) ) {
+ if ( $token eq '_ftp_scan' ) {
+ if ( $ftp_scan_dir{$packet->{dir}} ) {
+ warn "already processing ". $packet->{dir}. "\n" if $Debug;
+ } else {
+ $ftp_scan_dir{$packet->{dir}} = 1;
+ spawn \&ftp_scan, $packet;
+ }
+ $undisp = 1;
+ next;
+ }
+
+ if ( exists($kids{$token}) ) {
warn "sending return packet to $token via $kids{$token}\n"
if $Debug;
nstore_fd($packet, $kids{$token});
#handle some commands weirdly?
$packet->{_token}=$$;
- warn "[child-$$] sending packet to remote server" if $Debug > 1;
- flock(STDOUT, LOCK_EX) or die "FATAL: can't lock write stream: $!";
- nstore_fd($packet, \*STDOUT) or die "FATAL: can't send response: $!";
- STDOUT->flush or die "FATAL: can't flush: $!";
- flock(STDOUT, LOCK_UN) or die "FATAL: can't release write lock: $!";
- close STDOUT or die "FATAL: can't close write stream: $!"; #??!
+ my $rv = send_and_wait( $packet );
- warn "[child-$$] waiting for response from parent" if $Debug > 1;
- my $w = new IO::Select;
- $w->add(\*STDIN);
- until ( $w->can_read ) {
- warn "[child-$$] WARNING: interrupted select: $!\n";
- }
- my $rv = fd_retrieve(\*STDIN);
+ warn "[child-$$] closing write stream\n" if $Debug > 1;
+ close STDOUT or die "FATAL: can't close write stream: $!"; #??!
#close STDIN;
if ( $kid > 0 ) {
close $kids{$kid};
delete $kids{$kid};
+ if ( $ftp_scan_map{$kid} ) {
+ delete($ftp_scan_dir{$ftp_scan_map{$kid}});
+ delete($ftp_scan_map{$kid});
+ }
}
}
#warn "done reaping\n";
}
sub spawn {
- my $coderef = shift;
+ my ( $coderef, $packet ) = ( shift, shift );
unless (@_ == 0 && $coderef && ref($coderef) eq 'CODE') {
use Carp;
return;
} elsif ($pid) {
warn "begat $pid" if $Debug;
+ $ftp_scan_map{$pid} = $packet->{dir} if $coderef == \&ftp_scan;
$kids{$pid} = $kid;
#$kids{$pid}->autoflush;
return; # I'm the parent
# open(STDIN, "<&Client") || die "can't dup client to stdin";
# open(STDOUT, ">&Client") || die "can't dup client to stdout";
# open(STDERR, ">&STDOUT") || die "can't dup stdout to stderr";
- exit &$coderef();
+ exit &$coderef($packet);
}
sub _logmsg {
chomp( my $msg = shift );
my $log = new IO::File ">>$log_file";
+ die "can't open $log_file: $!" unless defined($log);
flock($log, LOCK_EX);
seek($log, 0, 2);
print $log "[client] [". scalar(localtime). "] [$$] $msg\n";
flock($log, LOCK_UN);
close $log;
}
+
+sub send_and_wait {
+ my $packet = shift;
+
+ warn "[child-$$] locking write stream\n" if $Debug > 1;
+ lock_write;
+
+ warn "[child-$$] sending packet to remote server\n" if $Debug > 1;
+ nstore_fd($packet, \*STDOUT) or die "FATAL: can't send response: $!";
+
+ warn "[child-$$] flushing write stream\n" if $Debug > 1;
+ STDOUT->flush or die "FATAL: can't flush: $!";
+
+ warn "[child-$$] releasing write lock\n" if $Debug > 1;
+ unlock_write;
+
+ warn "[child-$$] waiting for response from parent\n" if $Debug > 1;
+ my $w = new IO::Select;
+ $w->add(\*STDIN);
+ until ( $w->can_read ) {
+ warn "[child-$$] WARNING: interrupted select: $!\n";
+ }
+
+ fd_retrieve(\*STDIN);
+}
+
+sub lock_write {
+ #broken on freebsd?
+ #flock(STDOUT, LOCK_EX) or die "FATAL: can't lock write stream: $!";
+
+ #open a new one for each kid to get a unique lock
+ open(LOCKFILE,">$lock_file") or die "can't open $lock_file: $!";
+
+ flock(LOCKFILE, LOCK_EX) or die "FATAL: can't lock $lock_file: $!";
+}
+
+sub unlock_write {
+ #broken on freebsd?
+ #flock(STDOUT, LOCK_UN) or die "FATAL: can't release write lock: $!";
+
+ flock(LOCKFILE, LOCK_UN) or die "FATAL: can't unlock $lock_file: $!";
+}
+
+sub ftp_scan {
+ my $packet = shift;
+
+ warn "[child-$$] performing ftp scan" if $Debug > 1;
+
+ warn "[child-$$] packet received:\n".
+ join('', map { " $_=>$packet->{$_}\n" } keys %$packet )
+ if $Debug > 2;
+
+ $packet->{_token}=$$;
+
+ my $dir;
+ $packet->{dir} =~ /^(.*)$/ && ($dir = $1); # we trust ourselves
+ opendir(DIR, $dir) or die "failed to open directory $dir: $!\n";
+ my @files = grep(/\.csv$/, readdir(DIR));
+ closedir(DIR);
+
+ foreach my $file ( @files ) {
+ warn "Processing $file ...\n";
+ my $csv = Text::CSV_XS->new();
+ my $err = "";
+ my @records = ();
+ open(CSV, "<$dir/$file") or die "can't open input file for $file: $!\n";
+ open(RESULT, ">$dir/result/$file")
+ or die "can't open result file for $file: $!\n";
+
+ while (<CSV>) {
+ if ( $csv->parse($_) ) {
+ my @columns = $csv->fields();
+ push(@records, \@columns);
+ } else {
+ $err = $csv->error_input;
+ last;
+ }
+ }
+ close(CSV);
+ if ( $err ) {
+ rename("$dir/$file", "$dir/rejected/$file");
+ } else {
+ foreach my $record ( @records ) {
+
+ $packet->{row} = $record;
+ $packet->{_packet} = 'Bulk/processrow';
+ my $result = send_and_wait( $packet );
+
+ if ( $result->{error} ) {
+ my $name;
+ $record->[1] =~ /^(\w+)$/ && ( $name = $1 );
+
+ if ($name) {
+ my $filename = "$dir/rejected/$name";
+ open(REC, ">$filename") or die "can't open $filename: $!\n";
+ print REC join(',', @$record);
+ close REC or die $!;
+ open(ERR, ">$filename.err") or die "can't open $filename.err: $!\n";
+ print ERR $result->{error};
+ close ERR or die $!;
+ }else{
+ warn "bad agent_custid";
+ }
+
+ }
+ print RESULT $result->{message}, "\n";
+ }
+
+ rename("$dir/$file", "$dir/processed/$file");
+ warn "$file processed.\n" if $Debug;
+ }
+ close(RESULT);
+ }
+
+ close STDOUT or die "FATAL: can't close write stream: $!"; #??!
+
+ warn "[child-$$] child exiting" if $Debug > 1;
+ exit;
+
+}