#!/usr/bin/perl -w

# start-memcached
# 2003 - Jay Bonci <jaybonci@debian.org>
# This script handles the parsing of the /etc/memcached.conf file
# and was originally created for the Debian distribution.
# Anyone may use this little script under the same terms as
# memcached itself.

use strict;

if($> != 0 and $< != 0)
{
	print STDERR "Only root wants to run start-memcached.\n";
	exit;
}

my $params; my $etchandle; my $etcfile = "/etc/memcached.conf";
my $memcached = "/usr/bin/memcached";
my $pidfile = "/var/run/memcached.pid";

if(open $etchandle, $etcfile)
{
	foreach my $line (<$etchandle>)
	{
		$line ||= "";
		$line =~ s/\#.*//g;
		$line =~ s/\s+$//g;
		$line =~ s/^\s+//g;
		next unless $line;
		next if $line =~ /\-[dvh]/;

		push @$params, $line;		
	}

}else{
	$params = [];
}

	push @$params, "-u root" unless(grep "-u", @$params);
	$params = join " ", @$params;

if(-e $pidfile)
{
	open PIDHANDLE, "$pidfile";
	my $localpid = <PIDHANDLE>;
	close PIDHANDLE;

	chomp $localpid;
	if(-d "/proc/$localpid")
	{
		print STDERR "memcached is already running.\n"; 
		exit;		
	}else{
		`rm -f $localpid`;
	}

}

my $pid = fork();

if($pid == 0)
{
		exec "$memcached $params";
		exit(0);

}else{
	if(open PIDHANDLE,">$pidfile")
	{
		print PIDHANDLE $pid;
		close PIDHANDLE;
	}else{

		print STDERR "Can't write pidfile to $pidfile.\n";
	}
}