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 (&ChanConfList("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 return unless (defined $param);
132 my %chan = &getChanConfList($param);
134 ### TODO: -option is included aswell though.
139 # Usage: &getChanConfList($param)
140 # About: gets channels with 'param' enabled, internal use only.
141 # Return: hash of channels
142 sub getChanConfList {
146 return unless (defined $param);
148 foreach (keys %chanconf) {
150 # &DEBUG("chan => $chan");
151 my @array = grep /^$param$/, keys %{ $chanconf{$chan} };
153 next unless (scalar @array);
155 if (scalar @array > 1) {
156 &WARN("multiple items found?");
159 if ($array[0] eq "0") {
170 # Usage: &IsChanConf($param);
171 # About: Check for 'param' on the basis of channel config.
172 # Return: 1 for enabled, 0 for passive disable, -1 for active disable.
176 if (!defined $param) {
177 &WARN("param == NULL.");
181 ### TODO: VERBOSITY on how chanconf returned 1 or 0 or -1.
182 my %chan = &getChanConfList($param);
183 if (!defined $msgType) {
184 return $chan{_default} || 0;
187 if ($msgType eq "public") {
188 return $chan{lc $chan} || $chan{_default} || 0;
191 if ($msgType eq "private") {
192 return $chan{_default} || 0;
195 ### debug purposes only.
196 # &DEBUG("param => $param, msgType => $msgType.");
197 # foreach (keys %chan) {
198 # &DEBUG(" $_ => $chan{$_}");
205 # Usage: &getChanConf($param);
206 # About: Retrieve value for 'param' value in current/default chan.
207 # Return: scalar for success, undef for failure.
209 my($param,$chan) = @_;
211 if (!defined $param) {
212 &WARN("param == NULL.");
216 $chan ||= "_default";
217 my @c = grep /^$chan$/i, keys %chanconf;
219 if (@c and $c[0] ne $chan) {
220 &WARN("c ne chan ($c[0] ne $chan)");
223 return $chanconf{$c[0] || "_default"}{$param};
227 my ($prefix) = $_[0] || "";
229 if (!open(IN, "/proc/$$/status")) {
230 &ERROR("cannot open '/proc/$$/status'.");
234 if ($^O eq "linux") {
236 $memusage = $1 if (/^VmSize:\s+(\d+) kB/);
240 if (defined $memusageOld and &IsParam("DEBUG")) {
241 # it's always going to be increase.
242 my $delta = $memusage - $memusageOld;
246 } elsif ($delta > 500) {
247 $str = "MEM:$prefix increased by $delta kB. (total: $memusage kB)";
248 } elsif ($delta > 0) {
249 $str = "MEM:$prefix increased by $delta kB";
250 } else { # delta < 0.
252 # never knew RSS could decrease, probably Size can't?
253 $str = "MEM:$prefix decreased by $delta kB. YES YES YES";
258 $memusageOld = $memusage;
260 $memusage = "UNKNOWN";
262 ### TODO: FreeBSD/*BSD support.
270 &showProc(" (\&openLog before)");
271 &openLog(); # write, append.
272 &status("--- Started logging.");
275 my $dir = "$bot_base_dir/$_/";
277 &status("Making dir $_");
282 &loadLang($bot_misc_dir. "/blootbot.lang");
283 &loadIRCServers($bot_misc_dir. "/ircII.servers");
286 &loadMyModulesNow(); # must be after chan file.
289 &openSQLDebug() if (&IsParam("SQLDebug"));
290 &openDB($param{'DBName'}, $param{'SQLUser'}, $param{'SQLPass'});
292 &status("Setup: ". &countKeys("factoids") ." factoids.");
294 $param{tempDir} =~ s#\~/#$ENV{HOME}/#;
296 &status("Initial memory usage: $memusage kB");
300 $param{'VERBOSITY'} = 1;
301 &loadConfig($bot_misc_dir."/blootbot.config");
303 foreach ("ircNick", "ircUser", "ircName", "DBType", "tempDir") {
304 next if &IsParam($_);
305 &ERROR("Parameter $_ has not been defined.");
309 if ($param{tempDir} =~ s#\~/#$ENV{HOME}/#) {
310 &VERB("Fixing up tempDir.",2);
313 if ($param{tempDir} =~ /~/) {
314 &ERROR("parameter tempDir still contains tilde.");
318 if (! -d $param{tempDir}) {
319 &status("making $param{tempDir}...");
320 system("mkdir $param{tempDir}");
323 # static scalar variables.
324 $file{utm} = "$bot_base_dir/$param{'ircUser'}.uptime";
325 $file{PID} = "$bot_base_dir/$param{'ircUser'}.pid";
329 if (&IsParam("DEBUG")) {
330 &status("enabling debug diagnostics.");
331 ### I thought disabling this reduced memory usage by 1000 kB.
335 $count{'Question'} = 0;
336 $count{'Update'} = 0;
342 # reverse order of &setup().
343 &DEBUG("shutdown called.");
346 &closeSHM($shm); # aswell. TODO: use this in &doExit?
356 if ($$ == $bot_pid) {
357 &status("--- $sig called.");
359 ### crappy bug in Net::IRC?
360 if (!$conn->connected and time - $msgtime > 900) {
361 &status("reconnecting because of uncaught disconnect.");
367 &DCCBroadcast("-HUP called.","m");
369 &loadConfig($bot_misc_dir."/blootbot.config");
370 &reloadAllModules() if (&IsParam("DEBUG"));
373 &status("--- End of $sig.");
375 &status("$sig called; ignoring restart.");
379 # File: Configuration.
383 if (!open(FILE, $file)) {
384 &ERROR("FAILED loadConfig ($file): $!");
385 &status("Please copy files/sample.config to files/blootbot.config");
386 &status(" and edit files/blootbot.config, modify to tastes.");
395 my ($set,$key,$val) = split(/\s+/, $_, 3);
398 &status("loadConfig: invalid line '$_'.");
402 # perform variable interpolation
403 $val =~ s/(\$(\w+))/$param{$2}/g;
412 &status("Loaded config $file ($count items)");