2 # core.pl: Important functions stuff...
4 # Version: v0.4 (20000718)
10 # dynamic scalar. MUST BE REDUCED IN SIZE!!!
13 $answer $correction_plausible $talkchannel
14 $statcount $memusage $user $memusageOld $bot_version $dbh
15 $shm $host $msg $bot_misc_dir $bot_pid $bot_base_dir $noreply
16 $bot_src_dir $conn $irc $learnok $nick $ident $no_syscall
17 $force_public_reply $addrchar $userHandle $addressedother
18 $floodwho $chan $msgtime $server $firsttime $wingaterun
20 $utime_userfile $wtime_userfile $ucount_userfile
21 $utime_chanfile $wtime_chanfile $ucount_chanfile
25 use vars qw(@joinchan @ircServers @wingateBad @wingateNow @wingateCache
28 ### dynamic hash. MUST BE REDUCED IN SIZE!!!
30 use vars qw(%count %netsplit %netsplitservers %flood %dcc %orig
31 %nuh %talkWho %seen %floodwarn %param %dbh %ircPort
32 %jointime %topic %joinverb %moduleAge %last %time %mask %file
33 %forked %chanconf %channels
37 $SIG{'HUP'} = 'restart'; # 1.
38 $SIG{'INT'} = 'doExit'; # 2.
39 $SIG{'KILL'} = 'doExit'; # 9. DOES NOT WORK. 'man perlipc' for details.
40 $SIG{'TERM'} = 'doExit'; # 15.
41 $SIG{'__WARN__'} = 'doWarn';
43 # initialize variables.
47 $userHandle = "default";
59 $bot_version = "blootbot cvs (20001212) -- $^O";
69 if (defined $flag_quit) {
70 &WARN("doExit: quit already called.");
75 if (!defined $bot_pid) { # independent.
77 } elsif ($bot_pid == $$) { # parent.
78 &status("parent caught SIG$sig (pid $$).") if (defined $sig);
80 &status("--- Start of quit.");
85 &quit($param{'quitMsg'}) if (&whatInterface() =~ /IRC/);
88 &uptimeWriteFile() if (&IsParam("uptime"));
91 &dumpallvars() if (&IsParam("dumpvarsAtExit"));
93 &closeSQLDebug() if (&IsParam("SQLDebug"));
97 &status("child caught SIG$sig (pid $$).");
104 $SIG{__WARN__} = sub { warn $_[0]; };
110 $SIG{__WARN__} = 'doWarn'; # ???
113 # Usage: &IsParam($param);
114 # blootbot.config specific.
118 return 0 unless (defined $param);
119 return 0 unless (exists $param{$param});
120 return 0 unless ($param{$param});
121 return 0 if $param{$param} =~ /^false$/i;
126 # Usage: &ChanConfList($param)
127 # About: gets channels with 'param' enabled. (!!!)
128 # Return: array of channels
131 my %chan = &getChanConfList($param);
133 return unless (defined $param);
135 ### TODO: -option is included aswell though.
136 if ($chan{_default}) {
137 return keys %channels;
144 # Usage: &getChanConfList($param)
145 # About: gets channels with 'param' enabled, internal use only.
146 # Return: hash of channels
147 sub getChanConfList {
151 return unless (defined $param);
153 foreach (keys %chanconf) {
155 # &DEBUG("chan => $chan");
156 my @array = grep /^$param$/, keys %{ $chanconf{$chan} };
158 next unless (scalar @array);
160 if (scalar @array > 1) {
161 &WARN("multiple items found?");
164 if ($array[0] eq "0") {
175 # Usage: &IsChanConf($param);
176 # About: Check for 'param' on the basis of channel config.
177 # Return: 1 for enabled, 0 for passive disable, -1 for active disable.
181 if (!defined $param) {
182 &WARN("param == NULL.");
186 ### TODO: VERBOSITY on how chanconf returned 1 or 0 or -1.
187 my %chan = &getChanConfList($param);
188 if (!defined $msgType) {
189 return $chan{_default} || 0;
192 if ($msgType eq "public") {
193 return $chan{lc $chan} || $chan{_default} || 0;
196 if ($msgType eq "private") {
197 return $chan{_default} || 0;
200 &DEBUG("param => $param, msgType => $msgType.");
201 foreach (keys %chan) {
202 &DEBUG(" $_ => $chan{$_}");
209 # Usage: &getChanConf($param);
210 # About: Retrieve value for 'param' value in current/default chan.
211 # Return: scalar for success, undef for failure.
213 my($param,$chan) = @_;
215 if (!defined $param) {
216 &WARN("param == NULL.");
220 $chan ||= "_default";
221 my @c = grep /^$chan$/i, keys %chanconf;
223 if ($c[0] ne $chan) {
224 &WARN("c ne chan ($c[0] ne $chan)");
227 return $chanconf{$c[0] || "_default"}{$param};
231 my ($prefix) = $_[0] || "";
233 if (!open(IN, "/proc/$$/status")) {
234 &ERROR("cannot open '/proc/$$/status'.");
238 if ($^O eq "linux") {
240 $memusage = $1 if (/^VmSize:\s+(\d+) kB/);
244 if (defined $memusageOld and &IsParam("DEBUG")) {
245 # it's always going to be increase.
246 my $delta = $memusage - $memusageOld;
250 } elsif ($delta > 500) {
251 $str = "MEM:$prefix increased by $delta kB. (total: $memusage kB)";
252 } elsif ($delta > 0) {
253 $str = "MEM:$prefix increased by $delta kB";
254 } else { # delta < 0.
256 # never knew RSS could decrease, probably Size can't?
257 $str = "MEM:$prefix decreased by $delta kB. YES YES YES";
261 &DCCBroadcast($str) if (&whatInterface() =~ /IRC/ &&
262 grep(/Irc.pl/, keys %moduleAge));
264 $memusageOld = $memusage;
266 $memusage = "UNKNOWN";
268 ### TODO: FreeBSD/*BSD support.
276 &showProc(" (\&openLog before)");
277 &openLog(); # write, append.
278 &status("--- Started logging.");
281 my $dir = "$bot_base_dir/$_/";
283 &status("Making dir $_");
288 &loadLang($bot_misc_dir. "/blootbot.lang");
289 &loadIRCServers($bot_misc_dir. "/ircII.servers");
292 &loadMyModulesNow(); # must be after chan file.
295 &openSQLDebug() if (&IsParam("SQLDebug"));
296 &openDB($param{'DBName'}, $param{'SQLUser'}, $param{'SQLPass'});
298 &status("Setup: ". &countKeys("factoids") ." factoids.");
300 $param{tempDir} =~ s#\~/#$ENV{HOME}/#;
302 &status("Initial memory usage: $memusage kB");
306 $param{'VERBOSITY'} = 1;
307 &loadConfig($bot_misc_dir."/blootbot.config");
309 foreach ("ircNick", "ircUser", "ircName", "DBType", "tempDir") {
310 next if &IsParam($_);
311 &ERROR("Parameter $_ has not been defined.");
315 if ($param{tempDir} =~ s#\~/#$ENV{HOME}/#) {
316 &VERB("Fixing up tempDir.",2);
319 if ($param{tempDir} =~ /~/) {
320 &ERROR("parameter tempDir still contains tilde.");
324 if (! -d $param{tempDir}) {
325 &status("making $param{tempDir}...");
326 system("mkdir $param{tempDir}");
329 # static scalar variables.
330 $file{utm} = "$bot_base_dir/$param{'ircUser'}.uptime";
331 $file{PID} = "$bot_base_dir/$param{'ircUser'}.pid";
335 if (&IsParam("DEBUG")) {
336 &status("enabling debug diagnostics.");
337 ### I thought disabling this reduced memory usage by 1000 kB.
341 $count{'Question'} = 0;
342 $count{'Update'} = 0;
347 # reverse order of &setup().
348 &DEBUG("shutdown called.");
351 &closeSHM($shm); # aswell. TODO: use this in &doExit?
358 if ($$ == $bot_pid) {
359 &status("--- $sig called.");
361 ### crappy bug in Net::IRC?
362 if (!$conn->connected and time - $msgtime > 900) {
363 &status("reconnecting because of uncaught disconnect.");
370 &loadConfig($bot_misc_dir."/blootbot.config");
371 &reloadAllModules() if (&IsParam("DEBUG"));
374 &status("--- End of $sig.");
376 &status("$sig called; ignoring restart.");
380 # File: Configuration.
384 if (!open(FILE, $file)) {
385 &ERROR("FAILED loadConfig ($file): $!");
386 &status("Please copy files/sample.config to files/blootbot.config");
387 &status(" and edit files/blootbot.config, modify to tastes.");
396 my ($set,$key,$val) = split(/\s+/, $_, 3);
399 &status("loadConfig: invalid line '$_'.");
403 # perform variable interpolation
404 $val =~ s/(\$(\w+))/$param{$2}/g;
413 &status("Loaded config $file ($count items)");