… | |
… | |
8 | use Storable; |
8 | use Storable; |
9 | use Opcode; |
9 | use Opcode; |
10 | use Safe; |
10 | use Safe; |
11 | use Safe::Hole; |
11 | use Safe::Hole; |
12 | |
12 | |
13 | use Coro 3.3; |
13 | use Coro 3.3 (); |
14 | use Coro::Event; |
14 | use Coro::Event; |
15 | use Coro::Timer; |
15 | use Coro::Timer; |
16 | use Coro::Signal; |
16 | use Coro::Signal; |
17 | use Coro::Semaphore; |
17 | use Coro::Semaphore; |
18 | use Coro::AIO; |
18 | use Coro::AIO; |
… | |
… | |
26 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
26 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
27 | |
27 | |
28 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
28 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
29 | $YAML::Syck::ImplicitUnicode = 1; |
29 | $YAML::Syck::ImplicitUnicode = 1; |
30 | |
30 | |
31 | $Coro::main->prio (2); # run main coroutine ("the server") with very high priority |
31 | $Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority |
32 | |
32 | |
33 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
33 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
34 | |
34 | |
35 | our %COMMAND = (); |
35 | our %COMMAND = (); |
36 | our %COMMAND_TIME = (); |
36 | our %COMMAND_TIME = (); |
… | |
… | |
47 | our %CFG; |
47 | our %CFG; |
48 | |
48 | |
49 | our $UPTIME; $UPTIME ||= time; |
49 | our $UPTIME; $UPTIME ||= time; |
50 | our $RUNTIME; |
50 | our $RUNTIME; |
51 | |
51 | |
|
|
52 | our %PLAYER; # all users |
52 | our %MAP; # all maps |
53 | our %MAP; # all maps |
53 | our $LINK_MAP; # the special {link} map |
54 | our $LINK_MAP; # the special {link} map |
54 | our $FREEZE; |
|
|
55 | our $RANDOM_MAPS = cf::localdir . "/random"; |
55 | our $RANDOM_MAPS = cf::localdir . "/random"; |
56 | our %EXT_CORO; |
56 | our %EXT_CORO; # coroutines bound to extensions |
57 | |
57 | |
58 | binmode STDOUT; |
58 | binmode STDOUT; |
59 | binmode STDERR; |
59 | binmode STDERR; |
60 | |
60 | |
61 | # read virtual server time, if available |
61 | # read virtual server time, if available |
… | |
… | |
71 | mkdir cf::localdir . "/" . cf::uniquedir; |
71 | mkdir cf::localdir . "/" . cf::uniquedir; |
72 | mkdir $RANDOM_MAPS; |
72 | mkdir $RANDOM_MAPS; |
73 | |
73 | |
74 | # a special map that is always available |
74 | # a special map that is always available |
75 | our $LINK_MAP; |
75 | our $LINK_MAP; |
76 | |
76 | our $EMERGENCY_POSITION; |
77 | our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
78 | |
77 | |
79 | ############################################################################# |
78 | ############################################################################# |
80 | |
79 | |
81 | =head2 GLOBAL VARIABLES |
80 | =head2 GLOBAL VARIABLES |
82 | |
81 | |
… | |
… | |
181 | sub to_json($) { |
180 | sub to_json($) { |
182 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
181 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
183 | JSON::Syck::Dump $_[0] |
182 | JSON::Syck::Dump $_[0] |
184 | } |
183 | } |
185 | |
184 | |
|
|
185 | =item cf::lock_wait $string |
|
|
186 | |
|
|
187 | Wait until the given lock is available. See cf::lock_acquire. |
|
|
188 | |
|
|
189 | =item my $lock = cf::lock_acquire $string |
|
|
190 | |
|
|
191 | Wait until the given lock is available and then acquires it and returns |
|
|
192 | a Coro::guard object. If the guard object gets destroyed (goes out of scope, |
|
|
193 | for example when the coroutine gets canceled), the lock is automatically |
|
|
194 | returned. |
|
|
195 | |
|
|
196 | Lock names should begin with a unique identifier (for example, cf::map::find |
|
|
197 | uses map_find and cf::map::load uses map_load). |
|
|
198 | |
|
|
199 | =cut |
|
|
200 | |
|
|
201 | our %LOCK; |
|
|
202 | |
|
|
203 | sub lock_wait($) { |
|
|
204 | my ($key) = @_; |
|
|
205 | |
|
|
206 | # wait for lock, if any |
|
|
207 | while ($LOCK{$key}) { |
|
|
208 | push @{ $LOCK{$key} }, $Coro::current; |
|
|
209 | Coro::schedule; |
|
|
210 | } |
|
|
211 | } |
|
|
212 | |
|
|
213 | sub lock_acquire($) { |
|
|
214 | my ($key) = @_; |
|
|
215 | |
|
|
216 | # wait, to be sure we are not locked |
|
|
217 | lock_wait $key; |
|
|
218 | |
|
|
219 | $LOCK{$key} = []; |
|
|
220 | |
|
|
221 | Coro::guard { |
|
|
222 | # wake up all waiters, to be on the safe side |
|
|
223 | $_->ready for @{ delete $LOCK{$key} }; |
|
|
224 | } |
|
|
225 | } |
|
|
226 | |
|
|
227 | sub freeze_mainloop { |
|
|
228 | return unless $TICK_WATCHER->is_active; |
|
|
229 | |
|
|
230 | my $guard = Coro::guard { $TICK_WATCHER->start }; |
|
|
231 | $TICK_WATCHER->stop; |
|
|
232 | $guard |
|
|
233 | } |
|
|
234 | |
|
|
235 | =item cf::async { BLOCK } |
|
|
236 | |
|
|
237 | Currently the same as Coro::async_pool, meaning you cannot use |
|
|
238 | C<on_destroy>, C<join> or other gimmicks on these coroutines. The only |
|
|
239 | thing you are allowed to do is call C<prio> on it. |
|
|
240 | |
|
|
241 | =cut |
|
|
242 | |
|
|
243 | BEGIN { *async = \&Coro::async_pool } |
|
|
244 | |
186 | =item cf::sync_job { BLOCK } |
245 | =item cf::sync_job { BLOCK } |
187 | |
246 | |
188 | The design of crossfire+ requires that the main coro ($Coro::main) is |
247 | The design of crossfire+ requires that the main coro ($Coro::main) is |
189 | always able to handle events or runnable, as crossfire+ is only partly |
248 | always able to handle events or runnable, as crossfire+ is only partly |
190 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
249 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
… | |
… | |
203 | # this is the main coro, too bad, we have to block |
262 | # this is the main coro, too bad, we have to block |
204 | # till the operation succeeds, freezing the server :/ |
263 | # till the operation succeeds, freezing the server :/ |
205 | |
264 | |
206 | # TODO: use suspend/resume instead |
265 | # TODO: use suspend/resume instead |
207 | # (but this is cancel-safe) |
266 | # (but this is cancel-safe) |
208 | local $FREEZE = 1; |
267 | my $freeze_guard = freeze_mainloop; |
209 | |
268 | |
210 | my $busy = 1; |
269 | my $busy = 1; |
211 | my @res; |
270 | my @res; |
212 | |
271 | |
213 | (Coro::async { |
272 | (async { |
214 | @res = eval { $job->() }; |
273 | @res = eval { $job->() }; |
215 | warn $@ if $@; |
274 | warn $@ if $@; |
216 | undef $busy; |
275 | undef $busy; |
217 | })->prio (Coro::PRIO_MAX); |
276 | })->prio (Coro::PRIO_MAX); |
218 | |
277 | |
219 | while ($busy) { |
278 | while ($busy) { |
220 | Coro::cede_notself; |
279 | Coro::cede or Event::one_event; |
221 | Event::one_event unless Coro::nready; |
|
|
222 | } |
280 | } |
223 | |
281 | |
224 | wantarray ? @res : $res[0] |
282 | wantarray ? @res : $res[0] |
225 | } else { |
283 | } else { |
226 | # we are in another coroutine, how wonderful, everything just works |
284 | # we are in another coroutine, how wonderful, everything just works |
227 | |
285 | |
228 | $job->() |
286 | $job->() |
229 | } |
287 | } |
230 | } |
288 | } |
231 | |
289 | |
232 | =item $coro = cf::coro { BLOCK } |
290 | =item $coro = cf::async_ext { BLOCK } |
233 | |
291 | |
234 | Creates and returns a new coro. This coro is automcatially being canceled |
292 | Like async, but this coro is automcatially being canceled when the |
235 | when the extension calling this is being unloaded. |
293 | extension calling this is being unloaded. |
236 | |
294 | |
237 | =cut |
295 | =cut |
238 | |
296 | |
239 | sub coro(&) { |
297 | sub async_ext(&) { |
240 | my $cb = shift; |
298 | my $cb = shift; |
241 | |
299 | |
242 | my $coro; $coro = async { |
300 | my $coro = &Coro::async ($cb); |
243 | eval { |
|
|
244 | $cb->(); |
|
|
245 | }; |
|
|
246 | warn $@ if $@; |
|
|
247 | }; |
|
|
248 | |
301 | |
249 | $coro->on_destroy (sub { |
302 | $coro->on_destroy (sub { |
250 | delete $EXT_CORO{$coro+0}; |
303 | delete $EXT_CORO{$coro+0}; |
251 | }); |
304 | }); |
252 | $EXT_CORO{$coro+0} = $coro; |
305 | $EXT_CORO{$coro+0} = $coro; |
… | |
… | |
817 | (aio_load "$filename.pst", $av) >= 0 |
870 | (aio_load "$filename.pst", $av) >= 0 |
818 | or return; |
871 | or return; |
819 | $av = eval { (Storable::thaw $av)->{objs} }; |
872 | $av = eval { (Storable::thaw $av)->{objs} }; |
820 | } |
873 | } |
821 | |
874 | |
|
|
875 | warn sprintf "loading %s (%d)\n", |
|
|
876 | $filename, length $data, scalar @{$av || []};#d# |
822 | return ($data, $av); |
877 | return ($data, $av); |
823 | } |
878 | } |
824 | |
879 | |
825 | ############################################################################# |
880 | ############################################################################# |
826 | # command handling &c |
881 | # command handling &c |
… | |
… | |
1017 | |
1072 | |
1018 | =head2 CORE EXTENSIONS |
1073 | =head2 CORE EXTENSIONS |
1019 | |
1074 | |
1020 | Functions and methods that extend core crossfire objects. |
1075 | Functions and methods that extend core crossfire objects. |
1021 | |
1076 | |
|
|
1077 | =cut |
|
|
1078 | |
|
|
1079 | package cf::player; |
|
|
1080 | |
1022 | =head3 cf::player |
1081 | =head3 cf::player |
1023 | |
1082 | |
1024 | =over 4 |
1083 | =over 4 |
1025 | |
1084 | |
1026 | =item cf::player::exists $login |
1085 | =item cf::player::find $login |
1027 | |
1086 | |
1028 | Returns true when the given account exists. |
1087 | Returns the given player object, loading it if necessary (might block). |
1029 | |
1088 | |
1030 | =cut |
1089 | =cut |
1031 | |
1090 | |
1032 | sub cf::player::exists($) { |
1091 | sub path($) { |
1033 | cf::player::find $_[0] |
1092 | sprintf "%s/%s/%s/%s.pl", |
1034 | or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2; |
1093 | cf::localdir, cf::playerdir, |
|
|
1094 | (ref $_[0] ? $_[0]->ob->name : $_[0]) x 2 |
|
|
1095 | } |
|
|
1096 | |
|
|
1097 | sub find_active($) { |
|
|
1098 | $cf::PLAYER{$_[0]} |
|
|
1099 | and $cf::PLAYER{$_[0]}->active |
|
|
1100 | and $cf::PLAYER{$_[0]} |
|
|
1101 | } |
|
|
1102 | |
|
|
1103 | sub exists($) { |
|
|
1104 | my ($login) = @_; |
|
|
1105 | |
|
|
1106 | $cf::PLAYER{$login} |
|
|
1107 | or cf::sync_job { !aio_stat $login } |
|
|
1108 | } |
|
|
1109 | |
|
|
1110 | sub find($) { |
|
|
1111 | return $cf::PLAYER{$_[0]} || do { |
|
|
1112 | my $login = $_[0]; |
|
|
1113 | |
|
|
1114 | my $guard = cf::lock_acquire "user_find:$login"; |
|
|
1115 | |
|
|
1116 | $cf::PLAYER{$login} ||= (load_pl path $login or return); |
|
|
1117 | }; |
|
|
1118 | } |
|
|
1119 | |
|
|
1120 | sub save($) { |
|
|
1121 | my ($pl) = @_; |
|
|
1122 | |
|
|
1123 | return if $pl->{deny_save}; |
|
|
1124 | |
|
|
1125 | my $path = path $pl; |
|
|
1126 | my $guard = cf::lock_acquire "user_save:$path"; |
|
|
1127 | |
|
|
1128 | return if $pl->{deny_save}; |
|
|
1129 | $pl->{last_save} = $cf::RUNTIME; |
|
|
1130 | |
|
|
1131 | Coro::cede; |
|
|
1132 | $pl->save_pl ($path); |
|
|
1133 | Coro::cede; |
|
|
1134 | } |
|
|
1135 | |
|
|
1136 | sub new($) { |
|
|
1137 | my ($login) = @_; |
|
|
1138 | |
|
|
1139 | my $self = create; |
|
|
1140 | |
|
|
1141 | $self->ob->name ($login); |
|
|
1142 | $self->{deny_save} = 1; |
|
|
1143 | |
|
|
1144 | $cf::PLAYER{$login} = $self; |
|
|
1145 | |
|
|
1146 | $self |
1035 | } |
1147 | } |
1036 | |
1148 | |
1037 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
1149 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
1038 | |
1150 | |
1039 | Sends an ext reply to the player. |
1151 | Sends an ext reply to the player. |
1040 | |
1152 | |
1041 | =cut |
1153 | =cut |
1042 | |
1154 | |
1043 | sub cf::player::ext_reply($$$%) { |
1155 | sub ext_reply($$$%) { |
1044 | my ($self, $id, %msg) = @_; |
1156 | my ($self, $id, %msg) = @_; |
1045 | |
1157 | |
1046 | $msg{msgid} = $id; |
1158 | $msg{msgid} = $id; |
1047 | |
1159 | |
1048 | $self->send ("ext " . to_json \%msg); |
1160 | $self->send ("ext " . cf::to_json \%msg); |
1049 | } |
1161 | } |
|
|
1162 | |
|
|
1163 | package cf; |
1050 | |
1164 | |
1051 | =back |
1165 | =back |
1052 | |
1166 | |
1053 | |
1167 | |
1054 | =head3 cf::map |
1168 | =head3 cf::map |
… | |
… | |
1060 | package cf::map; |
1174 | package cf::map; |
1061 | |
1175 | |
1062 | use Fcntl; |
1176 | use Fcntl; |
1063 | use Coro::AIO; |
1177 | use Coro::AIO; |
1064 | |
1178 | |
1065 | our $MAX_RESET = 7200; |
1179 | our $MAX_RESET = 3600; |
1066 | our $DEFAULT_RESET = 3600; |
1180 | our $DEFAULT_RESET = 3000; |
1067 | |
1181 | |
1068 | sub generate_random_map { |
1182 | sub generate_random_map { |
1069 | my ($path, $rmp) = @_; |
1183 | my ($path, $rmp) = @_; |
1070 | |
1184 | |
1071 | # mit "rum" bekleckern, nicht |
1185 | # mit "rum" bekleckern, nicht |
… | |
… | |
1087 | # and all this just because we cannot iterate over |
1201 | # and all this just because we cannot iterate over |
1088 | # all maps in C++... |
1202 | # all maps in C++... |
1089 | sub change_all_map_light { |
1203 | sub change_all_map_light { |
1090 | my ($change) = @_; |
1204 | my ($change) = @_; |
1091 | |
1205 | |
1092 | $_->change_map_light ($change) for values %cf::MAP; |
1206 | $_->change_map_light ($change) |
|
|
1207 | for grep $_->outdoor, values %cf::MAP; |
1093 | } |
1208 | } |
1094 | |
1209 | |
1095 | sub try_load_header($) { |
1210 | sub try_load_header($) { |
1096 | my ($path) = @_; |
1211 | my ($path) = @_; |
1097 | |
1212 | |
… | |
… | |
1100 | or return; |
1215 | or return; |
1101 | |
1216 | |
1102 | my $map = cf::map::new |
1217 | my $map = cf::map::new |
1103 | or return; |
1218 | or return; |
1104 | |
1219 | |
|
|
1220 | # for better error messages only, will be overwritten |
|
|
1221 | $map->path ($path); |
|
|
1222 | |
1105 | $map->load_header ($path) |
1223 | $map->load_header ($path) |
1106 | or return; |
1224 | or return; |
1107 | |
1225 | |
1108 | $map->{load_path} = $path; |
1226 | $map->{load_path} = $path; |
1109 | |
1227 | |
1110 | $map |
1228 | $map |
1111 | } |
1229 | } |
1112 | |
1230 | |
|
|
1231 | sub find; |
1113 | sub find_map { |
1232 | sub find { |
1114 | my ($path, $origin) = @_; |
1233 | my ($path, $origin) = @_; |
1115 | |
1234 | |
1116 | #warn "find_map<$path,$origin>\n";#d# |
1235 | #warn "find<$path,$origin>\n";#d# |
1117 | |
1236 | |
1118 | $path = new cf::path $path, $origin && $origin->path; |
1237 | $path = new cf::path $path, $origin && $origin->path; |
1119 | my $key = $path->as_string; |
1238 | my $key = $path->as_string; |
1120 | |
1239 | |
|
|
1240 | cf::lock_wait "map_find:$key"; |
|
|
1241 | |
1121 | $cf::MAP{$key} || do { |
1242 | $cf::MAP{$key} || do { |
|
|
1243 | my $guard = cf::lock_acquire "map_find:$key"; |
|
|
1244 | |
1122 | # do it the slow way |
1245 | # do it the slow way |
1123 | my $map = try_load_header $path->save_path; |
1246 | my $map = try_load_header $path->save_path; |
1124 | |
1247 | |
|
|
1248 | Coro::cede; |
|
|
1249 | |
1125 | if ($map) { |
1250 | if ($map) { |
|
|
1251 | $map->last_access ((delete $map->{last_access}) |
|
|
1252 | || $cf::RUNTIME); #d# |
1126 | # safety |
1253 | # safety |
1127 | $map->{instantiate_time} = $cf::RUNTIME |
1254 | $map->{instantiate_time} = $cf::RUNTIME |
1128 | if $map->{instantiate_time} > $cf::RUNTIME; |
1255 | if $map->{instantiate_time} > $cf::RUNTIME; |
1129 | } else { |
1256 | } else { |
1130 | if (my $rmp = $path->random_map_params) { |
1257 | if (my $rmp = $path->random_map_params) { |
… | |
… | |
1135 | |
1262 | |
1136 | $map or return; |
1263 | $map or return; |
1137 | |
1264 | |
1138 | $map->{load_original} = 1; |
1265 | $map->{load_original} = 1; |
1139 | $map->{instantiate_time} = $cf::RUNTIME; |
1266 | $map->{instantiate_time} = $cf::RUNTIME; |
|
|
1267 | $map->last_access ($cf::RUNTIME); |
1140 | $map->instantiate; |
1268 | $map->instantiate; |
1141 | |
1269 | |
1142 | # per-player maps become, after loading, normal maps |
1270 | # per-player maps become, after loading, normal maps |
1143 | $map->per_player (0) if $path->{user_rel}; |
1271 | $map->per_player (0) if $path->{user_rel}; |
1144 | } |
1272 | } |
1145 | |
1273 | |
1146 | $map->path ($key); |
1274 | $map->path ($key); |
1147 | $map->{path} = $path; |
1275 | $map->{path} = $path; |
1148 | $map->last_access ($cf::RUNTIME); |
1276 | $map->{last_save} = $cf::RUNTIME; |
|
|
1277 | |
|
|
1278 | Coro::cede; |
1149 | |
1279 | |
1150 | if ($map->should_reset) { |
1280 | if ($map->should_reset) { |
1151 | $map->reset; |
1281 | $map->reset; |
|
|
1282 | undef $guard; |
1152 | $map = find_map $path; |
1283 | $map = find $path |
|
|
1284 | or return; |
1153 | } |
1285 | } |
1154 | |
1286 | |
1155 | $cf::MAP{$key} = $map |
1287 | $cf::MAP{$key} = $map |
1156 | } |
1288 | } |
1157 | } |
1289 | } |
1158 | |
1290 | |
1159 | sub load { |
1291 | sub load { |
1160 | my ($self) = @_; |
1292 | my ($self) = @_; |
1161 | |
1293 | |
|
|
1294 | my $path = $self->{path}; |
|
|
1295 | my $guard = cf::lock_acquire "map_load:" . $path->as_string; |
|
|
1296 | |
1162 | return if $self->in_memory != cf::MAP_SWAPPED; |
1297 | return if $self->in_memory != cf::MAP_SWAPPED; |
1163 | |
1298 | |
1164 | $self->in_memory (cf::MAP_LOADING); |
1299 | $self->in_memory (cf::MAP_LOADING); |
1165 | |
|
|
1166 | my $path = $self->{path}; |
|
|
1167 | |
1300 | |
1168 | $self->alloc; |
1301 | $self->alloc; |
1169 | $self->load_objects ($self->{load_path}, 1) |
1302 | $self->load_objects ($self->{load_path}, 1) |
1170 | or return; |
1303 | or return; |
1171 | |
1304 | |
… | |
… | |
1177 | if (aio_open $uniq, O_RDONLY, 0) { |
1310 | if (aio_open $uniq, O_RDONLY, 0) { |
1178 | $self->clear_unique_items; |
1311 | $self->clear_unique_items; |
1179 | $self->load_objects ($uniq, 0); |
1312 | $self->load_objects ($uniq, 0); |
1180 | } |
1313 | } |
1181 | } |
1314 | } |
|
|
1315 | |
|
|
1316 | Coro::cede; |
1182 | |
1317 | |
1183 | # now do the right thing for maps |
1318 | # now do the right thing for maps |
1184 | $self->link_multipart_objects; |
1319 | $self->link_multipart_objects; |
1185 | |
1320 | |
1186 | if ($self->{path}->is_style_map) { |
1321 | if ($self->{path}->is_style_map) { |
… | |
… | |
1194 | $self->difficulty ($self->estimate_difficulty) |
1329 | $self->difficulty ($self->estimate_difficulty) |
1195 | unless $self->difficulty; |
1330 | unless $self->difficulty; |
1196 | $self->activate; |
1331 | $self->activate; |
1197 | } |
1332 | } |
1198 | |
1333 | |
|
|
1334 | Coro::cede; |
|
|
1335 | |
1199 | $self->in_memory (cf::MAP_IN_MEMORY); |
1336 | $self->in_memory (cf::MAP_IN_MEMORY); |
1200 | } |
1337 | } |
1201 | |
1338 | |
1202 | sub load_map_sync { |
1339 | sub find_sync { |
1203 | my ($path, $origin) = @_; |
1340 | my ($path, $origin) = @_; |
1204 | |
1341 | |
1205 | #warn "load_map_sync<$path, $origin>\n";#d# |
1342 | cf::sync_job { cf::map::find $path, $origin } |
|
|
1343 | } |
1206 | |
1344 | |
1207 | cf::sync_job { |
1345 | sub do_load_sync { |
1208 | my $map = cf::map::find_map $path, $origin |
1346 | my ($map) = @_; |
1209 | or return; |
1347 | |
1210 | $map->load; |
1348 | cf::sync_job { $map->load }; |
1211 | $map |
|
|
1212 | } |
|
|
1213 | } |
1349 | } |
1214 | |
1350 | |
1215 | sub save { |
1351 | sub save { |
1216 | my ($self) = @_; |
1352 | my ($self) = @_; |
1217 | |
1353 | |
|
|
1354 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1355 | |
|
|
1356 | $self->{last_save} = $cf::RUNTIME; |
|
|
1357 | |
|
|
1358 | return unless $self->dirty; |
|
|
1359 | |
1218 | my $save = $self->{path}->save_path; utf8::encode $save; |
1360 | my $save = $self->{path}->save_path; utf8::encode $save; |
1219 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1361 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1220 | |
1362 | |
1221 | $self->{last_save} = $cf::RUNTIME; |
|
|
1222 | |
|
|
1223 | return unless $self->dirty; |
|
|
1224 | |
|
|
1225 | $self->{load_path} = $save; |
1363 | $self->{load_path} = $save; |
1226 | |
1364 | |
1227 | return if $self->{deny_save}; |
1365 | return if $self->{deny_save}; |
|
|
1366 | |
|
|
1367 | local $self->{last_access} = $self->last_access;#d# |
|
|
1368 | |
|
|
1369 | cf::async { |
|
|
1370 | $_->contr->save for $self->players; |
|
|
1371 | }; |
1228 | |
1372 | |
1229 | if ($uniq) { |
1373 | if ($uniq) { |
1230 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1374 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1231 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1375 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1232 | } else { |
1376 | } else { |
… | |
… | |
1235 | } |
1379 | } |
1236 | |
1380 | |
1237 | sub swap_out { |
1381 | sub swap_out { |
1238 | my ($self) = @_; |
1382 | my ($self) = @_; |
1239 | |
1383 | |
|
|
1384 | # save first because save cedes |
|
|
1385 | $self->save; |
|
|
1386 | |
|
|
1387 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1388 | |
1240 | return if $self->players; |
1389 | return if $self->players; |
1241 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1390 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1242 | return if $self->{deny_save}; |
1391 | return if $self->{deny_save}; |
1243 | |
1392 | |
1244 | $self->save; |
|
|
1245 | $self->clear; |
1393 | $self->clear; |
1246 | $self->in_memory (cf::MAP_SWAPPED); |
1394 | $self->in_memory (cf::MAP_SWAPPED); |
1247 | } |
1395 | } |
1248 | |
1396 | |
1249 | sub reset_at { |
1397 | sub reset_at { |
… | |
… | |
1287 | } |
1435 | } |
1288 | |
1436 | |
1289 | sub reset { |
1437 | sub reset { |
1290 | my ($self) = @_; |
1438 | my ($self) = @_; |
1291 | |
1439 | |
|
|
1440 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1441 | |
1292 | return if $self->players; |
1442 | return if $self->players; |
1293 | return if $self->{path}{user_rel};#d# |
1443 | return if $self->{path}{user_rel};#d# |
1294 | |
1444 | |
1295 | warn "resetting map ", $self->path;#d# |
1445 | warn "resetting map ", $self->path;#d# |
1296 | |
1446 | |
… | |
… | |
1315 | |
1465 | |
1316 | sub customise_for { |
1466 | sub customise_for { |
1317 | my ($map, $ob) = @_; |
1467 | my ($map, $ob) = @_; |
1318 | |
1468 | |
1319 | if ($map->per_player) { |
1469 | if ($map->per_player) { |
1320 | return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; |
1470 | return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; |
1321 | } |
1471 | } |
1322 | |
1472 | |
1323 | $map |
1473 | $map |
1324 | } |
1474 | } |
1325 | |
1475 | |
1326 | sub emergency_save { |
1476 | sub emergency_save { |
1327 | local $cf::FREEZE = 1; |
1477 | my $freeze_guard = cf::freeze_mainloop; |
1328 | |
1478 | |
1329 | warn "enter emergency map save\n"; |
1479 | warn "enter emergency map save\n"; |
1330 | |
1480 | |
1331 | cf::sync_job { |
1481 | cf::sync_job { |
1332 | warn "begin emergency map save\n"; |
1482 | warn "begin emergency map save\n"; |
… | |
… | |
1383 | (ref $cf::CFG{"may_$access"} |
1533 | (ref $cf::CFG{"may_$access"} |
1384 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1534 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1385 | : $cf::CFG{"may_$access"}) |
1535 | : $cf::CFG{"may_$access"}) |
1386 | } |
1536 | } |
1387 | |
1537 | |
|
|
1538 | =item $player_object->enter_link |
|
|
1539 | |
|
|
1540 | Freezes the player and moves him/her to a special map (C<{link}>). |
|
|
1541 | |
|
|
1542 | The player should be reaosnably safe there for short amounts of time. You |
|
|
1543 | I<MUST> call C<leave_link> as soon as possible, though. |
|
|
1544 | |
|
|
1545 | =item $player_object->leave_link ($map, $x, $y) |
|
|
1546 | |
|
|
1547 | Moves the player out of the specila link map onto the given map. If the |
|
|
1548 | map is not valid (or omitted), the player will be moved back to the |
|
|
1549 | location he/she was before the call to C<enter_link>, or, if that fails, |
|
|
1550 | to the emergency map position. |
|
|
1551 | |
|
|
1552 | Might block. |
|
|
1553 | |
|
|
1554 | =cut |
|
|
1555 | |
1388 | sub cf::object::player::enter_link { |
1556 | sub cf::object::player::enter_link { |
1389 | my ($self) = @_; |
1557 | my ($self) = @_; |
1390 | |
1558 | |
|
|
1559 | $self->deactivate_recursive; |
|
|
1560 | |
1391 | return if $self->map == $LINK_MAP; |
1561 | return if $self->map == $LINK_MAP; |
1392 | |
1562 | |
1393 | $self->{_link_pos} = [$self->map->{path}, $self->x, $self->y] |
1563 | $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] |
1394 | if $self->map; |
1564 | if $self->map; |
1395 | |
1565 | |
1396 | $self->enter_map ($LINK_MAP, 20, 20); |
1566 | $self->enter_map ($LINK_MAP, 20, 20); |
1397 | $self->deactivate_recursive; |
|
|
1398 | } |
1567 | } |
1399 | |
1568 | |
1400 | sub cf::object::player::leave_link { |
1569 | sub cf::object::player::leave_link { |
1401 | my ($self, $map, $x, $y) = @_; |
1570 | my ($self, $map, $x, $y) = @_; |
1402 | |
1571 | |
1403 | my $link_pos = delete $self->{_link_pos}; |
1572 | my $link_pos = delete $self->{_link_pos}; |
1404 | |
1573 | |
1405 | unless ($map) { |
1574 | unless ($map) { |
1406 | $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
|
|
1407 | |
|
|
1408 | # restore original map position |
1575 | # restore original map position |
1409 | ($map, $x, $y) = @{ $link_pos || [] }; |
1576 | ($map, $x, $y) = @{ $link_pos || [] }; |
1410 | $map = cf::map::find_map $map; |
1577 | $map = cf::map::find $map; |
1411 | |
1578 | |
1412 | unless ($map) { |
1579 | unless ($map) { |
1413 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1580 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1414 | $map = cf::map::find_map $map |
1581 | $map = cf::map::find $map |
1415 | or die "FATAL: cannot load emergency map\n"; |
1582 | or die "FATAL: cannot load emergency map\n"; |
1416 | } |
1583 | } |
1417 | } |
1584 | } |
1418 | |
1585 | |
1419 | ($x, $y) = (-1, -1) |
1586 | ($x, $y) = (-1, -1) |
… | |
… | |
1423 | ($x, $y) = ($map->enter_x, $map->enter_y) |
1590 | ($x, $y) = ($map->enter_x, $map->enter_y) |
1424 | if $x <=0 && $y <= 0; |
1591 | if $x <=0 && $y <= 0; |
1425 | |
1592 | |
1426 | $map->load; |
1593 | $map->load; |
1427 | |
1594 | |
|
|
1595 | return unless $self->contr->active; |
1428 | $self->activate_recursive; |
1596 | $self->activate_recursive; |
1429 | $self->enter_map ($map, $x, $y); |
1597 | $self->enter_map ($map, $x, $y); |
1430 | } |
1598 | } |
1431 | |
1599 | |
|
|
1600 | cf::player->attach ( |
|
|
1601 | on_logout => sub { |
|
|
1602 | my ($pl) = @_; |
|
|
1603 | |
|
|
1604 | # abort map switching before logout |
|
|
1605 | if ($pl->ob->{_link_pos}) { |
|
|
1606 | cf::sync_job { |
|
|
1607 | $pl->ob->leave_link |
|
|
1608 | }; |
|
|
1609 | } |
|
|
1610 | }, |
|
|
1611 | on_login => sub { |
|
|
1612 | my ($pl) = @_; |
|
|
1613 | |
|
|
1614 | # try to abort aborted map switching on player login :) |
|
|
1615 | # should happen only on crashes |
|
|
1616 | if ($pl->ob->{_link_pos}) { |
|
|
1617 | $pl->ob->enter_link; |
|
|
1618 | (async { |
|
|
1619 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1620 | # and this sleep increases chances of the player not ending up in scorn |
|
|
1621 | $pl->ob->reply (undef, |
|
|
1622 | "There was an internal problem at your last logout, " |
|
|
1623 | . "the server will try to bring you to your intended destination in a second.", |
|
|
1624 | cf::NDI_RED); |
|
|
1625 | Coro::Timer::sleep 1; |
|
|
1626 | $pl->ob->leave_link; |
|
|
1627 | })->prio (2); |
|
|
1628 | } |
|
|
1629 | }, |
|
|
1630 | ); |
|
|
1631 | |
1432 | =item $player_object->goto_map ($map, $x, $y) |
1632 | =item $player_object->goto ($path, $x, $y) |
1433 | |
1633 | |
1434 | =cut |
1634 | =cut |
1435 | |
1635 | |
1436 | sub cf::object::player::goto_map { |
1636 | sub cf::object::player::goto { |
1437 | my ($self, $path, $x, $y) = @_; |
1637 | my ($self, $path, $x, $y) = @_; |
1438 | |
1638 | |
1439 | $self->enter_link; |
1639 | $self->enter_link; |
1440 | |
1640 | |
1441 | (Coro::async { |
1641 | (async { |
1442 | $path = new cf::path $path; |
1642 | $path = new cf::path $path; |
1443 | |
1643 | |
1444 | my $map = cf::map::find_map $path->as_string; |
1644 | my $map = cf::map::find $path->as_string; |
1445 | $map = $map->customise_for ($self) if $map; |
1645 | $map = $map->customise_for ($self) if $map; |
1446 | |
1646 | |
1447 | warn "entering ", $map->path, " at ($x, $y)\n" |
1647 | # warn "entering ", $map->path, " at ($x, $y)\n" |
1448 | if $map; |
1648 | # if $map; |
|
|
1649 | |
|
|
1650 | $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
1449 | |
1651 | |
1450 | $self->leave_link ($map, $x, $y); |
1652 | $self->leave_link ($map, $x, $y); |
1451 | })->prio (1); |
1653 | })->prio (1); |
1452 | } |
1654 | } |
1453 | |
1655 | |
… | |
… | |
1506 | |
1708 | |
1507 | return unless $self->type == cf::PLAYER; |
1709 | return unless $self->type == cf::PLAYER; |
1508 | |
1710 | |
1509 | $self->enter_link; |
1711 | $self->enter_link; |
1510 | |
1712 | |
1511 | (Coro::async { |
1713 | (async { |
|
|
1714 | $self->deactivate_recursive; # just to be sure |
1512 | unless (eval { |
1715 | unless (eval { |
1513 | |
|
|
1514 | prepare_random_map $exit |
1716 | prepare_random_map $exit |
1515 | if $exit->slaying eq "/!"; |
1717 | if $exit->slaying eq "/!"; |
1516 | |
1718 | |
1517 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1719 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1518 | $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp); |
1720 | $self->goto ($path, $exit->stats->hp, $exit->stats->sp); |
1519 | |
1721 | |
1520 | 1; |
1722 | 1; |
1521 | }) { |
1723 | }) { |
1522 | $self->message ("Something went wrong deep within the crossfire server. " |
1724 | $self->message ("Something went wrong deep within the crossfire server. " |
1523 | . "I'll try to bring you back to the map you were before. " |
1725 | . "I'll try to bring you back to the map you were before. " |
… | |
… | |
1580 | on_reply => sub { |
1782 | on_reply => sub { |
1581 | my ($ns, $msg) = @_; |
1783 | my ($ns, $msg) = @_; |
1582 | |
1784 | |
1583 | # this weird shuffling is so that direct followup queries |
1785 | # this weird shuffling is so that direct followup queries |
1584 | # get handled first |
1786 | # get handled first |
1585 | my $queue = delete $ns->{query_queue}; |
1787 | my $queue = delete $ns->{query_queue} |
|
|
1788 | or return; # be conservative, not sure how that can happen, but we saw a crash here |
1586 | |
1789 | |
1587 | (shift @$queue)->[1]->($msg); |
1790 | (shift @$queue)->[1]->($msg); |
1588 | |
1791 | |
1589 | push @{ $ns->{query_queue} }, @$queue; |
1792 | push @{ $ns->{query_queue} }, @$queue; |
1590 | |
1793 | |
… | |
… | |
1596 | } |
1799 | } |
1597 | } |
1800 | } |
1598 | }, |
1801 | }, |
1599 | ); |
1802 | ); |
1600 | |
1803 | |
1601 | =item $client->coro (\&cb) |
1804 | =item $client->async (\&cb) |
1602 | |
1805 | |
1603 | Create a new coroutine, running the specified callback. The coroutine will |
1806 | Create a new coroutine, running the specified callback. The coroutine will |
1604 | be automatically cancelled when the client gets destroyed (e.g. on logout, |
1807 | be automatically cancelled when the client gets destroyed (e.g. on logout, |
1605 | or loss of connection). |
1808 | or loss of connection). |
1606 | |
1809 | |
1607 | =cut |
1810 | =cut |
1608 | |
1811 | |
1609 | sub cf::client::coro { |
1812 | sub cf::client::async { |
1610 | my ($self, $cb) = @_; |
1813 | my ($self, $cb) = @_; |
1611 | |
1814 | |
1612 | my $coro; $coro = async { |
1815 | my $coro = &Coro::async ($cb); |
1613 | eval { |
|
|
1614 | $cb->(); |
|
|
1615 | }; |
|
|
1616 | warn $@ if $@; |
|
|
1617 | }; |
|
|
1618 | |
1816 | |
1619 | $coro->on_destroy (sub { |
1817 | $coro->on_destroy (sub { |
1620 | delete $self->{_coro}{$coro+0}; |
1818 | delete $self->{_coro}{$coro+0}; |
1621 | }); |
1819 | }); |
1622 | |
1820 | |
… | |
… | |
1794 | |
1992 | |
1795 | { |
1993 | { |
1796 | my $path = cf::localdir . "/database.pst"; |
1994 | my $path = cf::localdir . "/database.pst"; |
1797 | |
1995 | |
1798 | sub db_load() { |
1996 | sub db_load() { |
1799 | warn "loading database $path\n";#d# remove later |
|
|
1800 | $DB = stat $path ? Storable::retrieve $path : { }; |
1997 | $DB = stat $path ? Storable::retrieve $path : { }; |
1801 | } |
1998 | } |
1802 | |
1999 | |
1803 | my $pid; |
2000 | my $pid; |
1804 | |
2001 | |
1805 | sub db_save() { |
2002 | sub db_save() { |
1806 | warn "saving database $path\n";#d# remove later |
|
|
1807 | waitpid $pid, 0 if $pid; |
2003 | waitpid $pid, 0 if $pid; |
1808 | if (0 == ($pid = fork)) { |
2004 | if (0 == ($pid = fork)) { |
1809 | $DB->{_meta}{version} = 1; |
2005 | $DB->{_meta}{version} = 1; |
1810 | Storable::nstore $DB, "$path~"; |
2006 | Storable::nstore $DB, "$path~"; |
1811 | rename "$path~", $path; |
2007 | rename "$path~", $path; |
… | |
… | |
1859 | open my $fh, "<:utf8", cf::confdir . "/config" |
2055 | open my $fh, "<:utf8", cf::confdir . "/config" |
1860 | or return; |
2056 | or return; |
1861 | |
2057 | |
1862 | local $/; |
2058 | local $/; |
1863 | *CFG = YAML::Syck::Load <$fh>; |
2059 | *CFG = YAML::Syck::Load <$fh>; |
|
|
2060 | |
|
|
2061 | $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
2062 | |
|
|
2063 | $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; |
|
|
2064 | $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; |
|
|
2065 | |
|
|
2066 | if (exists $CFG{mlockall}) { |
|
|
2067 | eval { |
|
|
2068 | $CFG{mlockall} ? &mlockall : &munlockall |
|
|
2069 | and die "WARNING: m(un)lockall failed: $!\n"; |
|
|
2070 | }; |
|
|
2071 | warn $@ if $@; |
|
|
2072 | } |
1864 | } |
2073 | } |
1865 | |
2074 | |
1866 | sub main { |
2075 | sub main { |
1867 | # we must not ever block the main coroutine |
2076 | # we must not ever block the main coroutine |
1868 | local $Coro::idle = sub { |
2077 | local $Coro::idle = sub { |
1869 | Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# |
2078 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
1870 | (Coro::unblock_sub { |
|
|
1871 | Event::one_event; |
2079 | async { Event::one_event }; |
1872 | })->(); |
|
|
1873 | }; |
2080 | }; |
1874 | |
2081 | |
1875 | cfg_load; |
2082 | cfg_load; |
1876 | db_load; |
2083 | db_load; |
1877 | load_extensions; |
2084 | load_extensions; |
… | |
… | |
1888 | return; |
2095 | return; |
1889 | } |
2096 | } |
1890 | |
2097 | |
1891 | warn "reloading..."; |
2098 | warn "reloading..."; |
1892 | |
2099 | |
1893 | local $FREEZE = 1; |
2100 | my $guard = freeze_mainloop; |
1894 | cf::emergency_save; |
2101 | cf::emergency_save; |
1895 | |
2102 | |
1896 | eval { |
2103 | eval { |
1897 | # if anything goes wrong in here, we should simply crash as we already saved |
2104 | # if anything goes wrong in here, we should simply crash as we already saved |
1898 | |
2105 | |
… | |
… | |
1985 | $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; |
2192 | $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; |
1986 | $LINK_MAP->in_memory (MAP_IN_MEMORY); |
2193 | $LINK_MAP->in_memory (MAP_IN_MEMORY); |
1987 | |
2194 | |
1988 | # dirty hack because... archetypes are not yet loaded |
2195 | # dirty hack because... archetypes are not yet loaded |
1989 | Event->timer ( |
2196 | Event->timer ( |
1990 | after => 2, |
2197 | after => 10, |
1991 | cb => sub { |
2198 | cb => sub { |
1992 | $_[0]->w->cancel; |
2199 | $_[0]->w->cancel; |
1993 | |
2200 | |
1994 | # provide some exits "home" |
2201 | # provide some exits "home" |
1995 | my $exit = cf::object::new "exit"; |
2202 | my $exit = cf::object::new "exit"; |
… | |
… | |
2034 | reentrant => 0, |
2241 | reentrant => 0, |
2035 | prio => 0, |
2242 | prio => 0, |
2036 | at => $NEXT_TICK || $TICK, |
2243 | at => $NEXT_TICK || $TICK, |
2037 | data => WF_AUTOCANCEL, |
2244 | data => WF_AUTOCANCEL, |
2038 | cb => sub { |
2245 | cb => sub { |
2039 | unless ($FREEZE) { |
|
|
2040 | cf::server_tick; # one server iteration |
2246 | cf::server_tick; # one server iteration |
2041 | $RUNTIME += $TICK; |
2247 | $RUNTIME += $TICK; |
2042 | } |
|
|
2043 | |
|
|
2044 | $NEXT_TICK += $TICK; |
2248 | $NEXT_TICK += $TICK; |
2045 | |
2249 | |
2046 | # if we are delayed by four ticks or more, skip them all |
2250 | # if we are delayed by four ticks or more, skip them all |
2047 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2251 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2048 | |
2252 | |
… | |
… | |
2071 | or warn "ERROR: unable to write runtime file: $!"; |
2275 | or warn "ERROR: unable to write runtime file: $!"; |
2072 | })->(); |
2276 | })->(); |
2073 | }, |
2277 | }, |
2074 | ); |
2278 | ); |
2075 | |
2279 | |
|
|
2280 | END { cf::emergency_save } |
|
|
2281 | |
2076 | 1 |
2282 | 1 |
2077 | |
2283 | |