[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.221 by pippijn, Fri Mar 2 13:32:52 2007 UTC vs.
Revision 1.252 by root, Wed Apr 18 15:28:18 2007 UTC

…		…
3	use utf8;	3	use utf8;
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
		8	use Socket;
8	use Storable;	9	use Storable;
		10	use Event;
9	use Opcode;	11	use Opcode;
10	use Safe;	12	use Safe;
11	use Safe::Hole;	13	use Safe::Hole;
12		14
13	use Coro 3.5 ();	15	use Coro 3.61 ();
		16	use Coro::State;
		17	use Coro::Handle;
14	use Coro::Event;	18	use Coro::Event;
15	use Coro::Timer;	19	use Coro::Timer;
16	use Coro::Signal;	20	use Coro::Signal;
17	use Coro::Semaphore;	21	use Coro::Semaphore;
18	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::Storable;
19		24
20	use BDB ();	25	use BDB ();
21	use Data::Dumper;	26	use Data::Dumper;
22	use Digest::MD5;	27	use Digest::MD5;
23	use Fcntl;	28	use Fcntl;
		29	use YAML::Syck ();
24	use IO::AIO 2.32 ();	30	use IO::AIO 2.32 ();
25	use YAML::Syck ();
26	use Time::HiRes;	31	use Time::HiRes;
27	use Compress::LZF;	32	use Compress::LZF;
28		33
		34	# configure various modules to our taste
		35	#
		36	$Storable::canonical = 1; # reduce rsync transfers
		37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
29	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
30		39
31	use Event; $Event::Eval = 1; # no idea why this is required, but it is	40	$Event::Eval = 1; # no idea why this is required, but it is
32
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		41
35	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
36	$YAML::Syck::ImplicitUnicode = 1;	43	$YAML::Syck::ImplicitUnicode = 1;
37		44
38	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		46
		47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
39		48
40	our %COMMAND = ();	49	our %COMMAND = ();
41	our %COMMAND_TIME = ();	50	our %COMMAND_TIME = ();
42		51
43	our @EXTS = (); # list of extension package names	52	our @EXTS = (); # list of extension package names
44	our %EXTCMD = ();	53	our %EXTCMD = ();
45	our %EXT_CORO = (); # coroutines bound to extensions	54	our %EXT_CORO = (); # coroutines bound to extensions
46	our %EXT_MAP = (); # pluggable maps	55	our %EXT_MAP = (); # pluggable maps
47		56
		57	our $RELOAD; # number of reloads so far
48	our @EVENT;	58	our @EVENT;
49	our $LIBDIR = datadir . "/ext";	59	our $LIBDIR = datadir . "/ext";
50		60
51	our $TICK = MAX_TIME * 1e-6;	61	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
52	our $TICK_WATCHER;	62	our $TICK_WATCHER;
53	our $AIO_POLL_WATCHER;	63	our $AIO_POLL_WATCHER;
54	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	64	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
55	our $NEXT_TICK;	65	our $NEXT_TICK;
56	our $NOW;	66	our $NOW;
…		…
68	our %MAP; # all maps	78	our %MAP; # all maps
69	our $LINK_MAP; # the special {link} map, which is always available	79	our $LINK_MAP; # the special {link} map, which is always available
70	our $RANDOM_MAPS = cf::localdir . "/random";	80	our $RANDOM_MAPS = cf::localdir . "/random";
71	our $BDB_ENV_DIR = cf::localdir . "/db";	81	our $BDB_ENV_DIR = cf::localdir . "/db";
72		82
73	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
74	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
75
76	# used to convert map paths into valid unix filenames by replacing / by ∕	83	# used to convert map paths into valid unix filenames by replacing / by ∕
77	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	84	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
78		85
79	binmode STDOUT;	86	binmode STDOUT;
80	binmode STDERR;	87	binmode STDERR;
…		…
128	=item %cf::CFG	135	=item %cf::CFG
129		136
130	Configuration for the server, loaded from C</etc/crossfire/config>, or	137	Configuration for the server, loaded from C</etc/crossfire/config>, or
131	from wherever your confdir points to.	138	from wherever your confdir points to.
132		139
133	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	140	=item cf::wait_for_tick, cf::wait_for_tick_begin
134		141
135	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)	142	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
136	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick	143	returns directly I<after> the tick processing (and consequently, can only wake one process
137	processing has been done. Call C<< ->wait >> on them to maximise the	144	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
138	window of cpu time available, or simply to synchronise to the server tick.
139		145
140	=back	146	=back
141		147
142	=cut	148	=cut
143		149
144	BEGIN {	150	BEGIN {
145	*CORE::GLOBAL::warn = sub {	151	*CORE::GLOBAL::warn = sub {
146	my $msg = join "", @_;	152	my $msg = join "", @_;
147	utf8::encode $msg;
148		153
149	$msg .= "\n"	154	$msg .= "\n"
150	unless $msg =~ /\n$/;	155	unless $msg =~ /\n$/;
151		156
		157	$msg =~ s/([\x00-\x09\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		158
		159	utf8::encode $msg;
152	LOG llevError, $msg;	160	LOG llevError, $msg;
153	};	161	};
154	}	162	}
155		163
156	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	164	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
202	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	210	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
203	$d	211	$d
204	} \|\| "[unable to dump $_[0]: '$@']";	212	} \|\| "[unable to dump $_[0]: '$@']";
205	}	213	}
206		214
207	use JSON::Syck (); # TODO# replace by JSON::PC once working	215	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
208		216
209	=item $ref = cf::from_json $json	217	=item $ref = cf::from_json $json
210		218
211	Converts a JSON string into the corresponding perl data structure.	219	Converts a JSON string into the corresponding perl data structure.
212		220
213	=cut
214
215	sub from_json($) {
216	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
217	JSON::Syck::Load $_[0]
218	}
219
220	=item $json = cf::to_json $ref	221	=item $json = cf::to_json $ref
221		222
222	Converts a perl data structure into its JSON representation.	223	Converts a perl data structure into its JSON representation.
223
224	=cut
225
226	sub to_json($) {
227	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
228	JSON::Syck::Dump $_[0]
229	}
230		224
231	=item cf::lock_wait $string	225	=item cf::lock_wait $string
232		226
233	Wait until the given lock is available. See cf::lock_acquire.	227	Wait until the given lock is available. See cf::lock_acquire.
234		228
…		…
379		373
380	aio_rename "$runtime~", $runtime	374	aio_rename "$runtime~", $runtime
381	and return;	375	and return;
382		376
383	1	377	1
		378	}
		379
		380	=item cf::datalog type => key => value, ...
		381
		382	Log a datalog packet of the given type with the given key-value pairs.
		383
		384	=cut
		385
		386	sub datalog($@) {
		387	my ($type, %kv) = @_;
		388	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
384	}	389	}
385		390
386	=back	391	=back
387		392
388	=cut	393	=cut
…		…
960	}	965	}
961		966
962	sub path($) {	967	sub path($) {
963	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	968	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
964		969
965	(playerdir $login) . "/$login.pl"	970	(playerdir $login) . "/playerdata"
966	}	971	}
967		972
968	sub find_active($) {	973	sub find_active($) {
969	$cf::PLAYER{$_[0]}	974	$cf::PLAYER{$_[0]}
970	and $cf::PLAYER{$_[0]}->active	975	and $cf::PLAYER{$_[0]}->active
…		…
983	my $login = $_[0];	988	my $login = $_[0];
984		989
985	my $guard = cf::lock_acquire "user_find:$login";	990	my $guard = cf::lock_acquire "user_find:$login";
986		991
987	$cf::PLAYER{$_[0]} \|\| do {	992	$cf::PLAYER{$_[0]} \|\| do {
		993	# rename old playerfiles to new ones
		994	#TODO: remove when no longer required
		995	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
		996	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
		997	aio_unlink +(playerdir $login) . "/$login.pl.pst";
		998	aio_unlink +(playerdir $login) . "/$login.pl";
		999
988	my $pl = load_pl path $login	1000	my $pl = load_pl path $login
989	or return;	1001	or return;
990	$cf::PLAYER{$login} = $pl	1002	$cf::PLAYER{$login} = $pl
991	}	1003	}
992	}	1004	}
…		…
1121	}	1133	}
1122		1134
1123	\@paths	1135	\@paths
1124	}	1136	}
1125		1137
1126	=item $player->ext_reply ($msgid, $msgtype, %msg)	1138	=item $player->ext_reply ($msgid, %msg)
1127		1139
1128	Sends an ext reply to the player.	1140	Sends an ext reply to the player.
1129		1141
1130	=cut	1142	=cut
1131		1143
1132	sub ext_reply($$$%) {	1144	sub ext_reply($$%) {
1133	my ($self, $id, %msg) = @_;	1145	my ($self, $id, %msg) = @_;
1134		1146
1135	$msg{msgid} = $id;	1147	$msg{msgid} = $id;
1136		1148
1137	$self->send ("ext " . cf::to_json \%msg);	1149	$self->send ("ext " . cf::to_json \%msg);
1138	}	1150	}
1139		1151
1140	package cf;	1152	=item $player->ext_event ($type, %msg)
		1153
		1154	Sends an ext event to the client.
		1155
		1156	=cut
		1157
		1158	sub ext_event($$%) {
		1159	my ($self, $type, %msg) = @_;
		1160
		1161	$self->ns->ext_event ($type, %msg);
		1162	}
		1163
		1164	=head3 cf::region
		1165
		1166	=over 4
		1167
		1168	=cut
		1169
		1170	package cf::region;
		1171
		1172	=item cf::region::find_by_path $path
		1173
		1174	Tries to decuce the probable region for a map knowing only its path.
		1175
		1176	=cut
		1177
		1178	sub find_by_path($) {
		1179	my ($path) = @_;
		1180
		1181	my ($match, $specificity);
		1182
		1183	for my $region (list) {
		1184	if ($region->match && $path =~ $region->match) {
		1185	($match, $specificity) = ($region, $region->specificity)
		1186	if $region->specificity > $specificity;
		1187	}
		1188	}
		1189
		1190	$match
		1191	}
1141		1192
1142	=back	1193	=back
1143
1144		1194
1145	=head3 cf::map	1195	=head3 cf::map
1146		1196
1147	=over 4	1197	=over 4
1148		1198
…		…
1379	$self->load_header_orig	1429	$self->load_header_orig
1380	or return;	1430	or return;
1381	$self->prepare_orig;	1431	$self->prepare_orig;
1382	}	1432	}
1383		1433
		1434	$self->default_region (cf::region::find_by_path $self->{path})
		1435	unless $self->default_region;
		1436
1384	1	1437	1
1385	}	1438	}
1386		1439
1387	sub find;	1440	sub find;
1388	sub find {	1441	sub find {
…		…
1430	$self->in_memory (cf::MAP_LOADING);	1483	$self->in_memory (cf::MAP_LOADING);
1431		1484
1432	$self->alloc;	1485	$self->alloc;
1433		1486
1434	$self->pre_load;	1487	$self->pre_load;
		1488	Coro::cede;
1435		1489
1436	$self->_load_objects ($self->{load_path}, 1)	1490	$self->_load_objects ($self->{load_path}, 1)
1437	or return;	1491	or return;
1438		1492
1439	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1493	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
…		…
1446	$self->_load_objects ($uniq, 0);	1500	$self->_load_objects ($uniq, 0);
1447	}	1501	}
1448	}	1502	}
1449		1503
1450	Coro::cede;	1504	Coro::cede;
1451
1452	# now do the right thing for maps	1505	# now do the right thing for maps
1453	$self->link_multipart_objects;	1506	$self->link_multipart_objects;
		1507	Coro::cede;
1454		1508
1455	unless ($self->{deny_activate}) {	1509	unless ($self->{deny_activate}) {
1456	$self->decay_objects;	1510	$self->decay_objects;
1457	$self->fix_auto_apply;	1511	$self->fix_auto_apply;
1458	$self->update_buttons;	1512	$self->update_buttons;
…		…
1460	$self->set_darkness_map;	1514	$self->set_darkness_map;
1461	$self->difficulty ($self->estimate_difficulty)	1515	$self->difficulty ($self->estimate_difficulty)
1462	unless $self->difficulty;	1516	unless $self->difficulty;
1463	Coro::cede;	1517	Coro::cede;
1464	$self->activate;	1518	$self->activate;
		1519	Coro::cede;
1465	}	1520	}
1466		1521
1467	$self->post_load;	1522	$self->post_load;
		1523	Coro::cede;
1468		1524
1469	$self->in_memory (cf::MAP_IN_MEMORY);	1525	$self->in_memory (cf::MAP_IN_MEMORY);
1470	}	1526	}
1471		1527
1472	sub customise_for {	1528	sub customise_for {
…		…
1950		2006
1951	return unless $self->type == cf::PLAYER;	2007	return unless $self->type == cf::PLAYER;
1952		2008
1953	if ($exit->slaying eq "/!") {	2009	if ($exit->slaying eq "/!") {
1954	#TODO: this should de-fi-ni-te-ly not be a sync-job	2010	#TODO: this should de-fi-ni-te-ly not be a sync-job
		2011	# the problem is that $exit might not survive long enough
		2012	# so it needs to be done right now, right here
1955	cf::sync_job { prepare_random_map $exit };	2013	cf::sync_job { prepare_random_map $exit };
1956	}	2014	}
1957		2015
1958	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2016	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1959	my $hp = $exit->stats->hp;	2017	my $hp = $exit->stats->hp;
…		…
1967	$self->goto ($slaying, $hp, $sp);	2025	$self->goto ($slaying, $hp, $sp);
1968		2026
1969	1;	2027	1;
1970	}) {	2028	}) {
1971	$self->message ("Something went wrong deep within the crossfire server. "	2029	$self->message ("Something went wrong deep within the crossfire server. "
1972	. "I'll try to bring you back to the map you were before. "	2030	. "I'll try to bring you back to the map you were before. "
1973	. "Please report this to the dungeon master!",	2031	. "Please report this to the dungeon master!",
1974	cf::NDI_UNIQUE \| cf::NDI_RED);	2032	cf::NDI_UNIQUE \| cf::NDI_RED);
1975		2033
1976	warn "ERROR in enter_exit: $@";	2034	warn "ERROR in enter_exit: $@";
1977	$self->leave_link;	2035	$self->leave_link;
1978	}	2036	}
1979	})->prio (1);	2037	})->prio (1);
…		…
1992		2050
1993	sub cf::client::send_drawinfo {	2051	sub cf::client::send_drawinfo {
1994	my ($self, $text, $flags) = @_;	2052	my ($self, $text, $flags) = @_;
1995		2053
1996	utf8::encode $text;	2054	utf8::encode $text;
1997	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2055	$self->send_packet (sprintf "drawinfo %d %s", $flags \|\| cf::NDI_BLACK, $text);
1998	}	2056	}
1999		2057
		2058	=item $client->ext_event ($type, %msg)
		2059
		2060	Sends an exti event to the client.
		2061
		2062	=cut
		2063
		2064	sub cf::client::ext_event($$%) {
		2065	my ($self, $type, %msg) = @_;
		2066
		2067	$msg{msgtype} = "event_$type";
		2068	$self->send_packet ("ext " . cf::to_json \%msg);
		2069	}
2000		2070
2001	=item $success = $client->query ($flags, "text", \&cb)	2071	=item $success = $client->query ($flags, "text", \&cb)
2002		2072
2003	Queues a query to the client, calling the given callback with	2073	Queues a query to the client, calling the given callback with
2004	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2074	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
…		…
2101		2171
2102	# here we export the classes and methods available to script code	2172	# here we export the classes and methods available to script code
2103		2173
2104	=pod	2174	=pod
2105		2175
2106	The following fucntions and emthods are available within a safe environment:	2176	The following functions and methods are available within a safe environment:
2107		2177
2108	cf::object contr pay_amount pay_player map	2178	cf::object contr pay_amount pay_player map
2109	cf::object::player player	2179	cf::object::player player
2110	cf::player peaceful	2180	cf::player peaceful
2111	cf::map trigger	2181	cf::map trigger
…		…
2196	#############################################################################	2266	#############################################################################
2197		2267
2198	=head2 EXTENSION DATABASE SUPPORT	2268	=head2 EXTENSION DATABASE SUPPORT
2199		2269
2200	Crossfire maintains a very simple database for extension use. It can	2270	Crossfire maintains a very simple database for extension use. It can
2201	currently store anything that can be serialised using Storable, which	2271	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2202	excludes objects.	2272	convert to/from binary).
2203		2273
2204	The parameter C<$family> should best start with the name of the extension	2274	The parameter C<$family> should best start with the name of the extension
2205	using it, it should be unique.	2275	using it, it should be unique.
2206		2276
2207	=over 4	2277	=over 4
…		…
2230	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;	2300	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
2231	cf::cleanup "db_open(db): $!" if $!;	2301	cf::cleanup "db_open(db): $!" if $!;
2232	};	2302	};
2233	cf::cleanup "db_open(db): $@" if $@;	2303	cf::cleanup "db_open(db): $@" if $@;
2234	};	2304	};
2235
2236	my $path = cf::localdir . "/database.pst";
2237	if (stat $path) {
2238	cf::sync_job {
2239	my $pst = Storable::retrieve $path;
2240
2241	cf::db_put (board => data => $pst->{board});
2242	cf::db_put (guildrules => data => $pst->{guildrules});
2243	cf::db_put (rent => balance => $pst->{rent}{balance});
2244	BDB::db_env_txn_checkpoint $DB_ENV;
2245
2246	unlink $path;
2247	};
2248	}
2249	}	2305	}
2250	}	2306	}
2251		2307
2252	sub db_get($$) {	2308	sub db_get($$) {
2253	my $key = "$_[0]/$_[1]";	2309	my $key = "$_[0]/$_[1]";
2254		2310
2255	cf::sync_job {	2311	cf::sync_job {
2256	BDB::db_get $DB, undef, $key, my $data;	2312	BDB::db_get $DB, undef, $key, my $data;
2257		2313
2258	$! ? ()	2314	$! ? ()
2259	: Compress::LZF::sthaw $data	2315	: $data
2260	}	2316	}
2261	}	2317	}
2262		2318
2263	sub db_put($$$) {	2319	sub db_put($$$) {
2264	BDB::dbreq_pri 4;	2320	BDB::dbreq_pri 4;
2265	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };	2321	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2266	}	2322	}
		2323
		2324	=item cf::cache $id => [$paths...], $processversion => $process
		2325
		2326	Generic caching function that returns the value of the resource $id,
		2327	caching and regenerating as required.
		2328
		2329	This function can block.
		2330
		2331	=cut
		2332
		2333	sub cache {
		2334	my ($id, $src, $processversion, $process) = @_;
		2335
		2336	my $meta =
		2337	join "\x00",
		2338	$processversion,
		2339	map {
		2340	aio_stat $_
		2341	and Carp::croak "$_: $!";
		2342
		2343	($_, (stat _)[7,9])
		2344	} @$src;
		2345
		2346	my $dbmeta = db_get cache => "$id/meta";
		2347	if ($dbmeta ne $meta) {
		2348	# changed, we may need to process
		2349
		2350	my @data;
		2351	my $md5;
		2352
		2353	for (0 .. $#$src) {
		2354	0 <= aio_load $src->[$_], $data[$_]
		2355	or Carp::croak "$src->[$_]: $!";
		2356	}
		2357
		2358	# if processing is expensive, check
		2359	# checksum first
		2360	if (1) {
		2361	$md5 =
		2362	join "\x00",
		2363	$processversion,
		2364	map {
		2365	Coro::cede;
		2366	($src->[$_], Digest::MD5::md5_hex $data[$_])
		2367	} 0.. $#$src;
		2368
		2369
		2370	my $dbmd5 = db_get cache => "$id/md5";
		2371	if ($dbmd5 eq $md5) {
		2372	db_put cache => "$id/meta", $meta;
		2373
		2374	return db_get cache => "$id/data";
		2375	}
		2376	}
		2377
		2378	my $data = $process->(\@data);
		2379
		2380	db_put cache => "$id/data", $data;
		2381	db_put cache => "$id/md5" , $md5;
		2382	db_put cache => "$id/meta", $meta;
		2383
		2384	return $data;
		2385	}
		2386
		2387	db_get cache => "$id/data"
		2388	}
		2389
		2390	=item fork_call { }, $args
		2391
		2392	Executes the given code block with the given arguments in a seperate
		2393	process, returning the results. Everything must be serialisable with
		2394	Coro::Storable. May, of course, block. Note that the executed sub may
		2395	never block itself or use any form of Event handling.
		2396
		2397	=cut
		2398
		2399	sub fork_call(&@) {
		2400	my ($cb, @args) = @_;
		2401
		2402	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
		2403	# or die "socketpair: $!";
		2404	pipe my $fh1, my $fh2
		2405	or die "pipe: $!";
		2406
		2407	if (my $pid = fork) {
		2408	close $fh2;
		2409
		2410	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
		2411	$res = Coro::Storable::thaw $res;
		2412
		2413	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
		2414
		2415	die $$res unless "ARRAY" eq ref $res;
		2416
		2417	return wantarray ? @$res : $res->[-1];
		2418	} else {
		2419	local $SIG{__WARN__};
		2420	eval {
		2421	local $SIG{__DIE__};
		2422	close $fh1;
		2423
		2424	my @res = eval { $cb->(@args) };
		2425	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
		2426	};
		2427
		2428	warn $@ if $@;
		2429	_exit 0;
		2430	}
		2431	}
		2432
		2433
2267		2434
2268	#############################################################################	2435	#############################################################################
2269	# the server's init and main functions	2436	# the server's init and main functions
2270		2437
2271	sub init_resources {	2438	sub load_facedata($) {
		2439	my ($path) = @_;
		2440
		2441	warn "loading facedata from $path\n";
		2442
		2443	my $facedata;
		2444	0 < aio_load $path, $facedata
		2445	or die "$path: $!";
		2446
		2447	$facedata = Coro::Storable::thaw $facedata;
		2448
		2449	$facedata->{version} == 2
		2450	or cf::cleanup "$path: version mismatch, cannot proceed.";
		2451
		2452	{
		2453	my $faces = $facedata->{faceinfo};
		2454
		2455	while (my ($face, $info) = each %$faces) {
		2456	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;
		2457	cf::face::set $idx, $info->{visibility}, $info->{magicmap};
		2458	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
		2459	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
		2460	Coro::cede;
		2461	}
		2462
		2463	while (my ($face, $info) = each %$faces) {
		2464	next unless $info->{smooth};
		2465	my $idx = cf::face::find $face
		2466	or next;
		2467	if (my $smooth = cf::face::find $info->{smooth}) {
		2468	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};
		2469	} else {
		2470	warn "smooth face '$info->{smooth}' not found for face '$face'";
		2471	}
		2472	Coro::cede;
		2473	}
		2474	}
		2475
		2476	{
		2477	my $anims = $facedata->{animinfo};
		2478
		2479	while (my ($anim, $info) = each %$anims) {
		2480	cf::anim::set $anim, $info->{frames}, $info->{facings};
		2481	Coro::cede;
		2482	}
		2483
		2484	cf::anim::invalidate_all; # d'oh
		2485	}
		2486
		2487	1
		2488	}
		2489
		2490	sub reload_facedata {
		2491	load_facedata sprintf "%s/facedata", cf::datadir
		2492	or die "unable to load facedata\n";
		2493	}
		2494
		2495	sub reload_regions {
2272	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	2496	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2273	or die "unable to load regions file\n";#d#	2497	or die "unable to load regions file\n";
		2498	}
		2499
		2500	sub reload_archetypes {
		2501	load_resource_file sprintf "%s/archetypes", cf::datadir
		2502	or die "unable to load archetypes\n";
		2503	}
		2504
		2505	sub reload_treasures {
		2506	load_resource_file sprintf "%s/treasures", cf::datadir
		2507	or die "unable to load treasurelists\n";
		2508	}
		2509
		2510	sub reload_resources {
		2511	warn "reloading resource files...\n";
		2512
		2513	reload_regions;
		2514	reload_facedata;
		2515	reload_archetypes;
		2516	reload_treasures;
		2517
		2518	warn "finished reloading resource files\n";
		2519	}
		2520
		2521	sub init {
		2522	reload_resources;
2274	}	2523	}
2275		2524
2276	sub cfg_load {	2525	sub cfg_load {
2277	open my $fh, "<:utf8", cf::confdir . "/config"	2526	open my $fh, "<:utf8", cf::confdir . "/config"
2278	or return;	2527	or return;
…		…
2290	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	2539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2291	and die "WARNING: m(un)lockall failed: $!\n";	2540	and die "WARNING: m(un)lockall failed: $!\n";
2292	};	2541	};
2293	warn $@ if $@;	2542	warn $@ if $@;
2294	}	2543	}
2295	}
2296
2297	sub init {
2298	init_resources;
2299	}	2544	}
2300		2545
2301	sub main {	2546	sub main {
2302	# we must not ever block the main coroutine	2547	# we must not ever block the main coroutine
2303	local $Coro::idle = sub {	2548	local $Coro::idle = sub {
…		…
2371		2616
2372	warn Carp::longmess "post_cleanup backtrace"	2617	warn Carp::longmess "post_cleanup backtrace"
2373	if $make_core;	2618	if $make_core;
2374	}	2619	}
2375		2620
2376	sub reload() {	2621	sub do_reload_perl() {
2377	# can/must only be called in main	2622	# can/must only be called in main
2378	if ($Coro::current != $Coro::main) {	2623	if ($Coro::current != $Coro::main) {
2379	warn "can only reload from main coroutine";	2624	warn "can only reload from main coroutine";
2380	return;	2625	return;
2381	}	2626	}
…		…
2406	Coro::cede;	2651	Coro::cede;
2407	last unless IO::AIO::nreqs \|\| BDB::nreqs;	2652	last unless IO::AIO::nreqs \|\| BDB::nreqs;
2408	warn "iterate...";	2653	warn "iterate...";
2409	}	2654	}
2410		2655
		2656	++$RELOAD;
		2657
2411	warn "cancelling all extension coros";	2658	warn "cancelling all extension coros";
2412	$_->cancel for values %EXT_CORO;	2659	$_->cancel for values %EXT_CORO;
2413	%EXT_CORO = ();	2660	%EXT_CORO = ();
2414		2661
2415	warn "removing commands";	2662	warn "removing commands";
…		…
2454	Symbol::delete_package "safe::$_"	2701	Symbol::delete_package "safe::$_"
2455	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2702	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2456		2703
2457	warn "unloading cf.pm \"a bit\"";	2704	warn "unloading cf.pm \"a bit\"";
2458	delete $INC{"cf.pm"};	2705	delete $INC{"cf.pm"};
		2706	delete $INC{"cf/pod.pm"};
2459		2707
2460	# don't, removes xs symbols, too,	2708	# don't, removes xs symbols, too,
2461	# and global variables created in xs	2709	# and global variables created in xs
2462	#Symbol::delete_package __PACKAGE__;	2710	#Symbol::delete_package __PACKAGE__;
2463		2711
…		…
2472		2720
2473	warn "loading extensions";	2721	warn "loading extensions";
2474	cf::load_extensions;	2722	cf::load_extensions;
2475		2723
2476	warn "reattaching attachments to objects/players";	2724	warn "reattaching attachments to objects/players";
2477	_global_reattach;	2725	_global_reattach; # objects, sockets
2478	warn "reattaching attachments to maps";	2726	warn "reattaching attachments to maps";
2479	reattach $_ for values %MAP;	2727	reattach $_ for values %MAP;
2480		2728	warn "reattaching attachments to players";
2481	warn "loading reloadable resources";	2729	reattach $_ for values %PLAYER;
2482	init_resources;
2483		2730
2484	warn "leaving sync_job";	2731	warn "leaving sync_job";
2485		2732
2486	1	2733	1
2487	} or do {	2734	} or do {
…		…
2493	warn "reloaded";	2740	warn "reloaded";
2494	};	2741	};
2495		2742
2496	our $RELOAD_WATCHER; # used only during reload	2743	our $RELOAD_WATCHER; # used only during reload
2497		2744
		2745	sub reload_perl() {
		2746	# doing reload synchronously and two reloads happen back-to-back,
		2747	# coro crashes during coro_state_free->destroy here.
		2748
		2749	$RELOAD_WATCHER \|\|= Event->timer (
		2750	reentrant => 0,
		2751	after => 0,
		2752	data => WF_AUTOCANCEL,
		2753	cb => sub {
		2754	do_reload_perl;
		2755	undef $RELOAD_WATCHER;
		2756	},
		2757	);
		2758	}
		2759
2498	register_command "reload" => sub {	2760	register_command "reload" => sub {
2499	my ($who, $arg) = @_;	2761	my ($who, $arg) = @_;
2500		2762
2501	if ($who->flag (FLAG_WIZ)) {	2763	if ($who->flag (FLAG_WIZ)) {
2502	$who->message ("reloading server.");	2764	$who->message ("reloading server.");
2503		2765	async { reload_perl };
2504	# doing reload synchronously and two reloads happen back-to-back,
2505	# coro crashes during coro_state_free->destroy here.
2506
2507	$RELOAD_WATCHER \|\|= Event->timer (
2508	reentrant => 0,
2509	after => 0,
2510	data => WF_AUTOCANCEL,
2511	cb => sub {
2512	reload;
2513	undef $RELOAD_WATCHER;
2514	},
2515	);
2516	}	2766	}
2517	};	2767	};
2518		2768
2519	unshift @INC, $LIBDIR;	2769	unshift @INC, $LIBDIR;
2520		2770
2521	my $bug_warning = 0;	2771	my $bug_warning = 0;
		2772
		2773	our @WAIT_FOR_TICK;
		2774	our @WAIT_FOR_TICK_BEGIN;
		2775
		2776	sub wait_for_tick {
		2777	return unless $TICK_WATCHER->is_active;
		2778	return if $Coro::current == $Coro::main;
		2779
		2780	my $signal = new Coro::Signal;
		2781	push @WAIT_FOR_TICK, $signal;
		2782	$signal->wait;
		2783	}
		2784
		2785	sub wait_for_tick_begin {
		2786	return unless $TICK_WATCHER->is_active;
		2787	return if $Coro::current == $Coro::main;
		2788
		2789	my $signal = new Coro::Signal;
		2790	push @WAIT_FOR_TICK_BEGIN, $signal;
		2791	$signal->wait;
		2792	}
2522		2793
2523	$TICK_WATCHER = Event->timer (	2794	$TICK_WATCHER = Event->timer (
2524	reentrant => 0,	2795	reentrant => 0,
2525	parked => 1,	2796	parked => 1,
2526	prio => 0,	2797	prio => 0,
…		…
2534	}	2805	}
2535		2806
2536	$NOW = Event::time;	2807	$NOW = Event::time;
2537		2808
2538	cf::server_tick; # one server iteration	2809	cf::server_tick; # one server iteration
		2810
2539	$RUNTIME += $TICK;	2811	$RUNTIME += $TICK;
2540	$NEXT_TICK += $TICK;	2812	$NEXT_TICK += $TICK;
2541		2813
2542	if ($NOW >= $NEXT_RUNTIME_WRITE) {	2814	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2543	$NEXT_RUNTIME_WRITE = $NOW + 10;	2815	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2545	write_runtime	2817	write_runtime
2546	or warn "ERROR: unable to write runtime file: $!";	2818	or warn "ERROR: unable to write runtime file: $!";
2547	};	2819	};
2548	}	2820	}
2549		2821
2550	$WAIT_FOR_TICK->broadcast;
2551	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2552
2553	# my $AFTER = Event::time;	2822	# my $AFTER = Event::time;
2554	# warn $AFTER - $NOW;#d#	2823	# warn $AFTER - $NOW;#d#
2555		2824
2556	# if we are delayed by four ticks or more, skip them all	2825	# if we are delayed by four ticks or more, skip them all
2557	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2826	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2558		2827
2559	$TICK_WATCHER->at ($NEXT_TICK);	2828	$TICK_WATCHER->at ($NEXT_TICK);
2560	$TICK_WATCHER->start;	2829	$TICK_WATCHER->start;
		2830
		2831	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		2832	$sig->send;
		2833	}
		2834	while (my $sig = shift @WAIT_FOR_TICK) {
		2835	$sig->send;
		2836	}
		2837
		2838	_post_tick;
2561	},	2839	},
2562	);	2840	);
2563		2841
2564	{	2842	{
2565	BDB::max_poll_time $TICK * 0.1;	2843	BDB::max_poll_time $TICK * 0.1;
…		…
2624	prio => 6,	2902	prio => 6,
2625	cb => \&IO::AIO::poll_cb,	2903	cb => \&IO::AIO::poll_cb,
2626	);	2904	);
2627	}	2905	}
2628		2906
		2907	# load additional modules
		2908	use cf::pod;
		2909
2629	END { cf::emergency_save }	2910	END { cf::emergency_save }
2630		2911
2631	1	2912	1
2632		2913

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.221 by pippijn, Fri Mar 2 13:32:52 2007 UTC vs. Revision 1.252 by root, Wed Apr 18 15:28:18 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.221 by pippijn, Fri Mar 2 13:32:52 2007 UTC vs.
Revision 1.252 by root, Wed Apr 18 15:28:18 2007 UTC