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#!/usr/bin/perl
# Copyright (c) 1997-1999 UKAI Fumitoshi <ukai@debian.or.jp>
#
# This is free software; You may use it, distribute it and/or modify it
# under the terms of GNU Public Licencense.
# See the file /usr/doc/copyright/GPL for more details.
#
# it should run as root
#
# usage: $0 config ML
# $0 remove ML
# $0 purge ML
#
use lib '/etc/fml';
require 'fmlconfig.ph';
if (!defined($Aliases)) {
if (-f '/etc/mail/aliases') {
$Aliases = '/etc/mail/aliases';
} elsif (-f '/etc/aliases') {
$Aliases = '/etc/aliases';
}
}
if (!-f $Aliases) {
die "Aliases: $Aliases not found";
}
if (!defined($newaliases)) {
if (-x '/usr/sbin/newaliases') {
$newaliases = '/usr/sbin/newaliases';
} elsif (-x '/usr/bin/newaliases') {
$newaliases = '/usr/bin/newaliases';
}
}
if (!-x $newaliases) {
die "newaliases: $newaliases not found";
}
$crontab = '/usr/bin/crontab';
$CMD = $ARGV[0];
$ML = $ARGV[1];
unless (defined($CMD) && defined($ML) && $< == 0) {
print STDERR "usage: $0 (config|remove|purge) ML\n";
print STDERR " run this as root user, ";
print STDERR "after `makefml newml ML' and `makefml config ML'\n";
exit 1;
}
$FML_CONFIG = "/usr/share/fml/.fml/system";
$ML_INC = '/etc/fml';
$Config::ML_DIR = '/var/spool/ml'; # standard dir, overwrite by &loadConfig;
&loadConfig;
$ML_DIR_ML = join('/', $Config::ML_DIR, $ML);
$ML_incdir = join('/', $ML_INC, $ML);
$configph = join('/', $ML_DIR_ML, "config.ph");
$aliases = join('/', $ML_DIR_ML, "aliases");
$crontabfile = join('/', $ML_DIR_ML, "crontab");
$gid = (getgrnam($Config::GROUP))[2];
($adminuid, $adminuser) = &fileowner($configph);
print STDERR "$ML: user=$adminuser [$adminuid], group=$Config::GROUP [$gid]\n";
if ($CMD =~ /remove/i) {
&removeML;
exit 0;
} elsif ($CMD =~ /purge/i) {
&purgeML;
exit 0;
} elsif ($CMD !~ /config/i) {
print STDERR "usage: $0 [config|remove|purge] <ML>\n";
exit 1;
}
# configure new mailing list
if (!-d $ML_DIR_ML) {
print STDERR "dir: $ML_DIR_ML not found\n";
exit 1;
}
if (!-d $ML_incdir) {
mkdir $ML_incdir, 0755;
chown $adminuid, $gid, $ML_incdir;
}
if (!-f $aliases) {
print STDERR "aliases: $aliases not found\n";
exit 1;
}
print STDERR "add aliases for $ML...";
&modAliasesFile($aliases);
print STDERR "done\n";
if (-f $crontabfile) {
print STDERR "add crontab entry for $ML...";
&modCrontabFile($crontabfile);
print STDERR "done\n";
}
exit 0;
sub loadConfig {
unless (-f $FML_CONFIG) {
print STDERR "file: $FML_CONFIG not found\n";
exit 1;
}
package Config;
eval("require \$main'FML_CONFIG;\#'");
print STDERR $@ if $@;
}
sub modAliasesFile {
my ($ali) = shift;
my ($skip) = 0;
open(ALI, $Aliases) or die "cannot open $Aliases, $!";
open(NALI, ">$Aliases.new") or die "cannot open $Aliases.new, $!";
while (<ALI>) {
if (/^# BEGIN fml $ML:/) {
$skip = 1;
next;
}
if ($skip && /^# END fml $ML:/) {
$skip = 0;
next;
}
next if $skip;
print NALI $_;
}
close(ALI);
if (defined($ali)) {
print NALI "# BEGIN fml $ML: -- $0 automatically added\n";
open(ALI, $ali) or die "cannot open $ali, $!";
while (<ALI>) {
if (s,$ML_DIR_ML/(.*),$ML_incdir/$1,) {
system('cp', '-p', "$ML_DIR_ML/$1", "$ML_incdir/$1");
}
print NALI $_;
}
close(ALI);
print NALI "# END fml $ML:\n";
}
close(NALI);
rename($Aliases, "$Aliases.old");
rename("$Aliases.new", $Aliases);
system($newaliases);
}
sub modCrontabFile {
my ($ct) = shift;
my ($user) = $adminuser;
print STDERR "update crontab for user $user\n";
my ($newct) = "/tmp/fml-crontab.$$";
my ($skip)= 0;
open(CT, ">$newct") or die "cannot open $newct, $!";
open(OCT, "$crontab -u $user -l|") or die "cannot open $crontab -u $user, $!";
while (<OCT>) {
if (/^# BEGIN fml $ML:/) {
$skip = 1;
next;
}
if (/^# END fml $ML:/) {
$skip = 0;
next;
}
next if $skip;
print CT $_;
}
close(OCT);
if (defined($ct)) {
open(OCT, $ct) or die "cannot open $ct, $!";
print CT "# BEGIN fml $ML: -- $0 automatically added\n";
while (<OCT>) {
print CT $_;
}
close(OCT);
print CT "# END fml $ML:\n";
}
close(CT);
system($crontab, '-u', $user, $newct);
unlink $newct;
}
sub fileowner {
my ($file)= shift;
my ($uid) = (stat($file))[4];
my ($user) = (getpwuid($uid))[0];
return ($uid, $user);
}
sub removeML {
print "Removing aliases and crontab entry...";
&modAliasesFile();
&modCrontabFile();
print "done\n";
}
sub purgeML {
&removeML;
print "Purge all of ML data ($ML_incdir and $ML_DIR_ML)...";
system('/bin/rm', '-rf', $ML_incdir, $ML_DIR_ML);
print "done\n";
}
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