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#!/usr/bin/perl
# +------------------------------------+
# | Inspire Internet Relay Chat Daemon |
# +------------------------------------+
#
# (C) 2002-2007 InspIRCd Development Team
# http://www.inspircd.org/wiki/index.php/Credits
#
# Written by Craig Edwards, Craig McLure, and others.
# This program is free but copyrighted software; see
# the file COPYING for details.
#
# ---------------------------------------------------
use POSIX;
my $basepath = "@BASE_DIR@";
my $confpath = "@CONFIG_DIR@/";
my $binpath = "@BINARY_DIR@";
my $libpath = "@LIBRARY_DIR@";
my $executable = "@EXECUTABLE@";
my $version = "@VERSION@";
my @filesparsed;
my @filechecked;
# Lets see what they want to do.. Set the variable (Cause i'm a lazy coder)
my $arg = $ARGV[0];
getpidfile($confpath."inspircd.conf");
if ($arg eq "start") { start(); exit(); }
if ($arg eq "debug") { debug(); exit(); }
if ($arg eq "screendebug") { screendebug(); exit() }
if ($arg eq "valdebug") { valdebug(); exit(); }
if ($arg eq "screenvaldebug") { screenvaldebug(); exit(); }
if ($arg eq "stop") { stop(); exit(); }
if ($arg eq "status") {
if (getstatus() == 1) {
my $pid = getprocessid();
print "InspIRCd is running (PID: $pid)\n";
exit();
} else {
print "InspIRCd is not running. (Or PID File not found)\n";
exit();
}
}
if ($arg eq "rehash") {
if (getstatus() == 1) {
my $pid = getprocessid();
system("kill -HUP $pid >/dev/null 2>&1");
print "InspIRCd rehashed (pid: $pid).\n";
exit();
} else {
print "InspIRCd is not running. (Or PID File not found)\n";
exit();
}
}
if ($arg eq "cron") {
if (getstatus() == 0) { start(); }
exit();
}
if ($arg eq "version") {
print "InspIRCd version: $version\n";
exit();
}
if ($arg eq "restart") {
stop();
unlink($pidfile) if (-e $pidfile);
start();
# kthxbye();
exit();
}
if ($arg eq "checkconf") {
checkconf();
exit();
}
if ($arg eq "Cheese-Sandwich") {
print "Creating Cheese Sandwich..\n";
print "Done.\n";
exit();
}
###
# If we get here.. bad / no parameters.
###
print "Invalid Argument: $arg\n";
print "Usage: inspircd (start|stop|restart|rehash|status|cron|checkconf|version)\n";
print "Developer arguments: (debug|screendebug|valdebug|screenvaldebug)\n";
exit();
###
# Generic Helper Functions.
###
sub start {
# Check to see its not 'running' already.
if (getstatus() == 1) { print "InspIRCd is already running.\n"; return 0; }
# If we are still alive here.. Try starting the IRCd..
print "$binpath/$executable doesn't exist\n" and return 0 unless(-e "$binpath/$executable");
system("$binpath/$executable");
return 1;
}
sub debug {
# Check to see its not 'running' already.
if (getstatus() == 1) { print "InspIRCd is already running.\n"; return 0; }
print "$binpath/$executable doesn't exist\n" and return 0 unless(-e "$binpath/$executable");
# Check we have gdb
checkgdb();
# If we are still alive here.. Try starting the IRCd..
system("gdb --command=$basepath/.gdbargs --args $binpath/$executable -nofork -debug -nolog");
}
sub screendebug
{
# Check to see its not 'running' already.
if (getstatus() == 1) { print "InspIRCd is already running.\n"; return 0; }
print "$binpath/$executable doesn't exist\n" and return 0 unless(-e "$binpath/$executable");
#Check we have gdb
checkgdb();
checkscreen();
# If we are still alive here.. Try starting the IRCd..
print "Starting InspIRCd in `screen`, type `screen -r` when the ircd crashes to view the gdb output and get a backtrace.\n";
print "Once you're inside the screen session press ^C + d to re-detach from the session\n";
system("screen -m -d gdb --command=$basepath/.gdbargs --args $binpath/$executable -nofork -debug -nolog");
}
sub valdebug
{
# Check to see its not 'running' already.
if (getstatus() == 1) { print "InspIRCd is already running.\n"; return 0; }
print "$binpath/$executable doesn't exist\n" and return 0 unless(-e "$binpath/$executable");
# Check we have valgrind and gdb
checkvalgrind();
checkgdb();
# If we are still alive here.. Try starting the IRCd..
# May want to do something with these args at some point: --suppressions=.inspircd.sup --gen-suppressions=yes
# Could be useful when we want to stop it complaining about things we're sure aren't issues.
system("valgrind -v --tool=memcheck --leak-check=yes --db-attach=yes --num-callers=10 $binpath/$executable -nofork -debug -nolog");
}
sub screenvaldebug
{
# Check to see its not 'running' already.
if (getstatus() == 1) { print "InspIRCd is already running.\n"; return 0; }
print "$binpath/$executable doesn't exist\n" and return 0 unless(-e "$binpath/$executable");
#Check we have gdb
checkvalgrind();
checkgdb();
checkscreen();
# If we are still alive here.. Try starting the IRCd..
print "Starting InspIRCd in `screen`, type `screen -r` when the ircd crashes to view the valgrind and gdb output and get a backtrace.\n";
print "Once you're inside the screen session press ^C + d to re-detach from the session\n";
system("screen -m -d valgrind -v --tool=memcheck --leak-check=yes --db-attach=yes --num-callers=10 $binpath/$executable -nofork -debug -nolog");
}
sub stop {
if (getstatus() == 0) { print "InspIRCd is not running. (Or PID File not found)\n"; return 0; }
# Get to here, we have something to kill.
my $pid = getprocessid();
print "Stopping InspIRCd (pid: $pid)...\n";
system("kill -TERM $pid >/dev/null 2>&1");
# Give it a second to exit
sleep(1);
if (getstatus() == 1)
{
print "InspIRCd not dying quietly -- forcing kill\n";
system("kill -9 $pid >/dev/null 2>&1");
}
print "InspIRCd Stopped.\n";
}
# GetPidfile Version 2 - Now With Include Support..
# I beg for months for include support in insp, then..
# when it is added, it comes around and BITES ME IN THE ASS,
# because i then have to code support into this script.. Evil.
# Craig got bitten in the ass again --
# in 1.1 beta the include file is manditory, therefore
# if we cant find it, default to %conf%/inspircd.pid.
# Note, this also contains a fix for when the pid file is
# defined, but defined in a comment (line starts with #)
# -- Brain
sub getpidfile {
my ($file) = @_;
# Before we start, do we have a PID already? (Should never occur)
if ($pid ne "") {
return;
}
# Are We using a relative path?
if ($file !~ /^\//) {
# Convert it to a full path..
$file = $confpath . $file;
}
# Have we checked this file before?
for (my $i = 0; $i < $filesparsed; $i++) {
if ($filesparsed[$i] eq $file) {
# Already Parsed, Possible recursive loop..
return;
}
}
# If we get here, Mark as 'Read'
$filesparsed[$filesparsed] = $file;
# Open the File..
open INFILE, "< $file" or die "Unable to open file $file\n";
# Grab entire file contents..
my(@lines) = <INFILE>;
# Close the file
close INFILE;
# remove trailing spaces
chomp(@lines);
foreach $i (@lines) {
# clean it up
$i =~ s/[^=]+=\s(.*)/\1/;
# Does this file have a pid?
if (($i =~ /<pid file=\"(\S+)\">/i) && ($i !~ /^#/))
{
# Set the PID file and return.
$pidfile = $1;
return;
}
}
# If we get here, NO PID FILE! -- Check for includes
foreach $i (@lines) {
$i =~ s/[^=]+=\s(.*)/\1/;
if (($i =~ s/\<include file=\"(.+?)\"\>//i) && ($i !~ /^#/))
{
# Decend into that file, and check for PIDs.. (that sounds like an STD ;/)
getpidfile($1);
# Was a PID found?
if ($pidfile ne "") {
# Yes, Return.
return;
}
}
}
# End of includes / No includes found. Using default.
$pidfile = $confpath . "inspircd.pid";
}
sub getstatus {
my $pid = getprocessid();
if ($pid == 0) { return 0; }
$status = system("kill -0 $pid >/dev/null 2>&1") / 256;
if ($status == 0) { return 1; }
else { return 0; }
}
sub getprocessid {
my $pid;
open PIDFILE, "< $pidfile" or return 0;
while($i = <PIDFILE>)
{
$pid = $i;
}
close PIDFILE;
return $pid;
}
sub checkvalgrind
{
unless(`valgrind --version`)
{
print "Couldn't start valgrind: $!\n";
exit;
}
}
sub checkgdb
{
unless(`gdb --version`)
{
print "Couldn't start gdb: $!\n";
exit;
}
}
sub checkscreen
{
unless(`screen --version`)
{
print "Couldn't start screen: $!\n";
exit;
}
}
sub checkxmllint
{
open(FH, "xmllint|") or die "Couldn't start xmllint: $!\n";
}
sub checkconf
{
checkxmllint();
validateconf($confpath."inspircd.conf");
print "Config check complete\n";
}
sub validateconf
{
my ($file) = @_;
# Are We using a relative path?
if ($file !~ /^\//) {
# Convert it to a full path..
$file = $confpath . $file;
}
# Have we checked this file before?
for (my $i = 0; $i < $filechecked; $i++) {
if ($filechecked[$i] eq $file) {
# Already Parsed, Possible recursive loop..
return;
}
}
# If we get here, Mark as 'Read'
$filechecked[$filechecked] = $file;
# Open the File..
open INFILE, "< $file" or die "Unable to open file $file\n";
# Grab entire file contents..
my(@lines) = <INFILE>;
# Close the file
close INFILE;
# remove trailing spaces
chomp(@lines);
my @newlines = ();
my @blanks = ();
my $conline;
push @newlines, "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>";
# push @newlines, "<!DOCTYPE config SYSTEM \"".$confpath."inspircd.dtd\">";
push @newlines, "<config>";
foreach $i (@lines)
{
# remove trailing newlines
chomp($i);
# convert tabs to spaces
$i =~ s/\t/ /g;
# remove leading spaces
$i =~ s/^ *//;
# remove comments
$i =~ s/^#.*//;
# remove trailing #s
$i =~ s/(.*)#$/\1/;
# remove trailing comments
my $line = "";
my $quote = 0;
for (my $j = 0; $j < length($i); $j++)
{
if (substr($i,$j, 1) eq '"') { $quote = ($quote) ? 0 : 1; } elsif (substr($i,$j, 1) eq "#" && !$quote) { last; }
$line .= substr($i,$j, 1);
}
$i = $line;
# remove trailing spaces
$i =~ s/ *$//;
# setup incf for include check and clean it up, since this breaks parsing use local var
my $incf = $i;
$incf =~ s/[^=]+=\s(.*)/\1/;
# include file?
if (($incf =~ s/\<include file=\"(.+?)\"\>//i) && ($incf !~ /^#/))
{
# yes, process it
validateconf($1);
}
if ($i =~ /^<.*/ && $conline =~ /^<.*/)
{
push @newlines, $conline;
push @newlines, @blanks;
$conline = $i;
}
if ($i =~ /^<.*>$/)
{
$i =~ s/(.*)>$/\1 \/>/;
push @newlines, $i;
}
elsif ($i =~ /.*>$/)
{
$conline .= " $i";
$conline =~ s/(.*)>$/\1 \/>/;
push @blanks, "";
push @newlines, $conline;
push @newlines, @blanks;
$conline = "";
undef @blanks;
}
elsif ($i =~ /^<.*/)
{
$conline = $i;
}
elsif ($conline =~ /^<.*/ && $i)
{
$conline .= " $i";
push @blanks, "";
}
else
{
if ($conline)
{
push @blanks, $i;
}
else
{
push @newlines, $i;
}
}
}
if ($conline)
{
push @newlines, $conline;
push @newlines, @blanks;
}
push @newlines, "</config>";
my $tmpfile;
do
{
$tmpfile = tmpnam();
} until sysopen(TF, $tmpfile, O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW, 0700);
foreach $n (@newlines)
{
print TF "$n\n";
}
close TF;
my @result = `xmllint -noout $tmpfile 2>&1`;
chomp(@result);
my $skip = 0;
foreach $n (@result)
{
if ($skip)
{
$skip = 0;
next;
}
$n =~ s/$tmpfile\:\d*\: *//g;
if ($n =~ /.*config>.*/)
{
$n = "";
$skip = 1;
}
if ($n && !$skip)
{
if ($n =~ /line \d*/)
{
my $lineno = $n;
$lineno =~ s/.*line (\d*).*/\1/;
$lineno = $lineno-2;
$n =~ s/line (\d*)/line $lineno/;
}
print "$file : $n\n";
}
}
unlink($tmpfile);
}
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