postfixadmin-fetchmail-docker/fetchmail.pl
Markus Pesch 4a4d350e20
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Initial Commit
2021-08-31 19:19:08 +02:00

135 lines
3.8 KiB
Perl
Executable File

#!/usr/bin/perl
use DBI;
use MIME::Base64;
# use Data::Dumper;
use File::Temp qw/ mkstemp /;
use Sys::Syslog;
# require liblockfile-simple-perl
use LockFile::Simple qw(lock trylock unlock);
######################################################################
########## Change the following variables to fit your needs ##########
# database settings
# database backend - uncomment one of these
our $db_type=$ENV{'DATABASE_TYPE'};
our $db_host=$ENV{'DATABASE_HOST'};
our $db_name=$ENV{'DATABASE_NAME'};
our $db_username=$ENV{'DATABASE_USER'};
our $db_password=$ENV{'DATABASE_PASSWORD'};
# instead of changing this script, you can put your settings to /etc/mail/postfixadmin/fetchmail.conf
# just use perl syntax there to fill the variables listed above (without the "our" keyword). Example:
# $db_username = 'mail';
if (-f "/etc/mail/postfixadmin/fetchmail.conf") {
require "/etc/mail/postfixadmin/fetchmail.conf";
}
#################### Don't change anything below! ####################
######################################################################
openlog("fetchmail-all", "pid", "mail");
sub log_and_die {
my($message) = @_;
syslog("err", $message);
die $message;
}
# read options and arguments
$configfile = "/etc/fetchmail-all/config";
@ARGS1 = @ARGV;
while ($_ = shift @ARGS1) {
if (/^-/) {
if (/^--config$/) {
$configfile = shift @ARGS1
}
}
}
$run_dir="/run/fetchmail";
# use specified config file
if (-e $configfile) {
do $configfile;
}
if($db_type eq "Pg" || $db_type eq "mysql") {
$dsn = "DBI:$db_type:database=$db_name;host=$db_host";
} else {
log_and_die "unsupported db_type $db_type";
}
$lock_file=$run_dir . "/fetchmail-all.lock";
$lockmgr = LockFile::Simple->make(-autoclean => 1, -max => 1);
$lockmgr->lock($lock_file) || log_and_die "can't lock ${lock_file}";
# database connect
$dbh = DBI->connect($dsn, $db_username, $db_password) || log_and_die "cannot connect the database";
if($db_type eq "Pg") {
$sql_cond = "active = 't' AND date_part('epoch',now())-date_part('epoch',date)";
} elsif($db_type eq "mysql") {
$sql_cond = "active = 1 AND unix_timestamp(now())-unix_timestamp(date)";
}
$sql = "
SELECT id,mailbox,src_server,src_auth,src_user,src_password,src_folder,fetchall,keep,protocol,mda,extra_options,usessl, sslcertck, sslcertpath, sslfingerprint
FROM fetchmail
WHERE $sql_cond > poll_time*60
";
my (%config);
map{
my ($id,$mailbox,$src_server,$src_auth,$src_user,$src_password,$src_folder,$fetchall,$keep,$protocol,$mda,$extra_options,$usessl,$sslcertck,$sslcertpath,$sslfingerprint)=@$_;
syslog("info","fetch ${src_user}@${src_server} for ${mailbox}");
$cmd="user '${src_user}' there with password '".decode_base64($src_password)."'";
$cmd.=" folder '${src_folder}'" if ($src_folder);
$cmd.=" mda ".$mda if ($mda);
# $cmd.=" mda \"/usr/local/libexec/dovecot/deliver -m ${mailbox}\"";
$cmd.=" is '${mailbox}' here";
$cmd.=" keep" if ($keep);
$cmd.=" fetchall" if ($fetchall);
$cmd.=" ssl" if ($usessl);
$cmd.=" sslcertck" if($sslcertck);
$cmd.=" sslcertpath $sslcertpath" if ($sslcertck && $sslcertpath);
$cmd.=" sslfingerprint \"$sslfingerprint\"" if ($sslfingerprint);
$cmd.=" ".$extra_options if ($extra_options);
$text=<<TXT;
set postmaster "postmaster"
set nobouncemail
set no spambounce
set properties ""
set syslog
poll ${src_server} with proto ${protocol}
$cmd
TXT
($file_handler, $filename) = mkstemp( "/tmp/fetchmail-all-XXXXX" ) or log_and_die "cannot open/create fetchmail temp file";
print $file_handler $text;
close $file_handler;
$ret=`/usr/bin/fetchmail -f $filename -i $run_dir/fetchmail.pid`;
unlink $filename;
$sql="UPDATE fetchmail SET returned_text=".$dbh->quote($ret).", date=now() WHERE id=".$id;
$dbh->do($sql);
}@{$dbh->selectall_arrayref($sql)};
$lockmgr->unlock($lock_file);
closelog();