… | |
… | |
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 = (); |
… | |
… | |
49 | our $UPTIME; $UPTIME ||= time; |
49 | our $UPTIME; $UPTIME ||= time; |
50 | our $RUNTIME; |
50 | our $RUNTIME; |
51 | |
51 | |
52 | our %MAP; # all maps |
52 | our %MAP; # all maps |
53 | our $LINK_MAP; # the special {link} map |
53 | our $LINK_MAP; # the special {link} map |
54 | our $FREEZE; |
|
|
55 | our $RANDOM_MAPS = cf::localdir . "/random"; |
54 | our $RANDOM_MAPS = cf::localdir . "/random"; |
56 | our %EXT_CORO; |
55 | our %EXT_CORO; |
57 | |
56 | |
58 | binmode STDOUT; |
57 | binmode STDOUT; |
59 | binmode STDERR; |
58 | binmode STDERR; |
… | |
… | |
71 | mkdir cf::localdir . "/" . cf::uniquedir; |
70 | mkdir cf::localdir . "/" . cf::uniquedir; |
72 | mkdir $RANDOM_MAPS; |
71 | mkdir $RANDOM_MAPS; |
73 | |
72 | |
74 | # a special map that is always available |
73 | # a special map that is always available |
75 | our $LINK_MAP; |
74 | our $LINK_MAP; |
76 | |
75 | our $EMERGENCY_POSITION; |
77 | our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
78 | |
76 | |
79 | ############################################################################# |
77 | ############################################################################# |
80 | |
78 | |
81 | =head2 GLOBAL VARIABLES |
79 | =head2 GLOBAL VARIABLES |
82 | |
80 | |
… | |
… | |
181 | sub to_json($) { |
179 | sub to_json($) { |
182 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
180 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
183 | JSON::Syck::Dump $_[0] |
181 | JSON::Syck::Dump $_[0] |
184 | } |
182 | } |
185 | |
183 | |
|
|
184 | =item cf::lock_wait $string |
|
|
185 | |
|
|
186 | Wait until the given lock is available. See cf::lock_acquire. |
|
|
187 | |
|
|
188 | =item my $lock = cf::lock_acquire $string |
|
|
189 | |
|
|
190 | Wait until the given lock is available and then acquires it and returns |
|
|
191 | a Coro::guard object. If the guard object gets destroyed (goes out of scope, |
|
|
192 | for example when the coroutine gets canceled), the lock is automatically |
|
|
193 | returned. |
|
|
194 | |
|
|
195 | Lock names should begin with a unique identifier (for example, cf::map::find |
|
|
196 | uses map_find and cf::map::load uses map_load). |
|
|
197 | |
|
|
198 | =cut |
|
|
199 | |
|
|
200 | our %LOCK; |
|
|
201 | |
|
|
202 | sub lock_wait($) { |
|
|
203 | my ($key) = @_; |
|
|
204 | |
|
|
205 | # wait for lock, if any |
|
|
206 | while ($LOCK{$key}) { |
|
|
207 | push @{ $LOCK{$key} }, $Coro::current; |
|
|
208 | Coro::schedule; |
|
|
209 | } |
|
|
210 | } |
|
|
211 | |
|
|
212 | sub lock_acquire($) { |
|
|
213 | my ($key) = @_; |
|
|
214 | |
|
|
215 | # wait, to be sure we are not locked |
|
|
216 | lock_wait $key; |
|
|
217 | |
|
|
218 | $LOCK{$key} = []; |
|
|
219 | |
|
|
220 | Coro::guard { |
|
|
221 | # wake up all waiters, to be on the safe side |
|
|
222 | $_->ready for @{ delete $LOCK{$key} }; |
|
|
223 | } |
|
|
224 | } |
|
|
225 | |
|
|
226 | sub freeze_mainloop { |
|
|
227 | return unless $TICK_WATCHER->is_active; |
|
|
228 | |
|
|
229 | my $guard = Coro::guard { $TICK_WATCHER->start }; |
|
|
230 | $TICK_WATCHER->stop; |
|
|
231 | $guard |
|
|
232 | } |
|
|
233 | |
186 | =item cf::sync_job { BLOCK } |
234 | =item cf::sync_job { BLOCK } |
187 | |
235 | |
188 | The design of crossfire+ requires that the main coro ($Coro::main) is |
236 | 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 |
237 | 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. |
238 | 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 |
251 | # this is the main coro, too bad, we have to block |
204 | # till the operation succeeds, freezing the server :/ |
252 | # till the operation succeeds, freezing the server :/ |
205 | |
253 | |
206 | # TODO: use suspend/resume instead |
254 | # TODO: use suspend/resume instead |
207 | # (but this is cancel-safe) |
255 | # (but this is cancel-safe) |
208 | local $FREEZE = 1; |
256 | my $freeze_guard = freeze_mainloop; |
209 | |
257 | |
210 | my $busy = 1; |
258 | my $busy = 1; |
211 | my @res; |
259 | my @res; |
212 | |
260 | |
213 | (Coro::async { |
261 | (Coro::async_pool { |
214 | @res = eval { $job->() }; |
262 | @res = eval { $job->() }; |
215 | warn $@ if $@; |
263 | warn $@ if $@; |
216 | undef $busy; |
264 | undef $busy; |
217 | })->prio (Coro::PRIO_MAX); |
265 | })->prio (Coro::PRIO_MAX); |
218 | |
266 | |
219 | while ($busy) { |
267 | while ($busy) { |
220 | Coro::cede_notself; |
268 | unless (Coro::cede) { |
221 | Event::one_event unless Coro::nready; |
269 | Coro::nready ? Event::one_event 0 : Event::one_event; |
|
|
270 | Coro::cede_notself unless Coro::cede; |
|
|
271 | } |
222 | } |
272 | } |
223 | |
273 | |
224 | wantarray ? @res : $res[0] |
274 | wantarray ? @res : $res[0] |
225 | } else { |
275 | } else { |
226 | # we are in another coroutine, how wonderful, everything just works |
276 | # we are in another coroutine, how wonderful, everything just works |
… | |
… | |
229 | } |
279 | } |
230 | } |
280 | } |
231 | |
281 | |
232 | =item $coro = cf::coro { BLOCK } |
282 | =item $coro = cf::coro { BLOCK } |
233 | |
283 | |
234 | Creates and returns a new coro. This coro is automcatially being canceled |
284 | Creates (and readies) and returns a new coro. This coro is automcatially |
235 | when the extension calling this is being unloaded. |
285 | being canceled when the extension calling this is being unloaded. |
236 | |
286 | |
237 | =cut |
287 | =cut |
238 | |
288 | |
239 | sub coro(&) { |
289 | sub coro(&) { |
240 | my $cb = shift; |
290 | my $cb = shift; |
241 | |
291 | |
242 | my $coro; $coro = async { |
292 | my $coro = &Coro::async_pool ($cb); |
243 | eval { |
|
|
244 | $cb->(); |
|
|
245 | }; |
|
|
246 | warn $@ if $@; |
|
|
247 | }; |
|
|
248 | |
293 | |
249 | $coro->on_destroy (sub { |
294 | $coro->on_destroy (sub { |
250 | delete $EXT_CORO{$coro+0}; |
295 | delete $EXT_CORO{$coro+0}; |
251 | }); |
296 | }); |
252 | $EXT_CORO{$coro+0} = $coro; |
297 | $EXT_CORO{$coro+0} = $coro; |
… | |
… | |
289 | |
334 | |
290 | $path = $path->as_string if ref $path; |
335 | $path = $path->as_string if ref $path; |
291 | |
336 | |
292 | my $self = bless { }, $class; |
337 | my $self = bless { }, $class; |
293 | |
338 | |
|
|
339 | # {... are special paths that are not touched |
|
|
340 | # ?xxx/... are special absolute paths |
|
|
341 | # ?random/... random maps |
|
|
342 | # /! non-realised random map exit |
|
|
343 | # /... normal maps |
|
|
344 | # ~/... per-player maps without a specific player (DO NOT USE) |
|
|
345 | # ~user/... per-player map of a specific user |
|
|
346 | |
|
|
347 | if ($path =~ /^{/) { |
|
|
348 | # fine as it is |
294 | if ($path =~ s{^\?random/}{}) { |
349 | } elsif ($path =~ s{^\?random/}{}) { |
295 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
350 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
296 | $self->{random} = cf::from_json $data; |
351 | $self->{random} = cf::from_json $data; |
297 | } else { |
352 | } else { |
298 | if ($path =~ s{^~([^/]+)?}{}) { |
353 | if ($path =~ s{^~([^/]+)?}{}) { |
299 | $self->{user_rel} = 1; |
354 | $self->{user_rel} = 1; |
… | |
… | |
807 | (aio_load "$filename.pst", $av) >= 0 |
862 | (aio_load "$filename.pst", $av) >= 0 |
808 | or return; |
863 | or return; |
809 | $av = eval { (Storable::thaw $av)->{objs} }; |
864 | $av = eval { (Storable::thaw $av)->{objs} }; |
810 | } |
865 | } |
811 | |
866 | |
|
|
867 | warn sprintf "loading %s (%d)\n", |
|
|
868 | $filename, length $data, scalar @{$av || []};#d# |
812 | return ($data, $av); |
869 | return ($data, $av); |
813 | } |
870 | } |
814 | |
871 | |
815 | ############################################################################# |
872 | ############################################################################# |
816 | # command handling &c |
873 | # command handling &c |
… | |
… | |
1050 | package cf::map; |
1107 | package cf::map; |
1051 | |
1108 | |
1052 | use Fcntl; |
1109 | use Fcntl; |
1053 | use Coro::AIO; |
1110 | use Coro::AIO; |
1054 | |
1111 | |
1055 | our $MAX_RESET = 7200; |
1112 | our $MAX_RESET = 3600; |
1056 | our $DEFAULT_RESET = 3600; |
1113 | our $DEFAULT_RESET = 3000; |
1057 | |
1114 | |
1058 | sub generate_random_map { |
1115 | sub generate_random_map { |
1059 | my ($path, $rmp) = @_; |
1116 | my ($path, $rmp) = @_; |
1060 | |
1117 | |
1061 | # mit "rum" bekleckern, nicht |
1118 | # mit "rum" bekleckern, nicht |
… | |
… | |
1077 | # and all this just because we cannot iterate over |
1134 | # and all this just because we cannot iterate over |
1078 | # all maps in C++... |
1135 | # all maps in C++... |
1079 | sub change_all_map_light { |
1136 | sub change_all_map_light { |
1080 | my ($change) = @_; |
1137 | my ($change) = @_; |
1081 | |
1138 | |
1082 | $_->change_map_light ($change) for values %cf::MAP; |
1139 | $_->change_map_light ($change) |
|
|
1140 | for grep $_->outdoor, values %cf::MAP; |
1083 | } |
1141 | } |
1084 | |
1142 | |
1085 | sub try_load_header($) { |
1143 | sub try_load_header($) { |
1086 | my ($path) = @_; |
1144 | my ($path) = @_; |
1087 | |
1145 | |
… | |
… | |
1090 | or return; |
1148 | or return; |
1091 | |
1149 | |
1092 | my $map = cf::map::new |
1150 | my $map = cf::map::new |
1093 | or return; |
1151 | or return; |
1094 | |
1152 | |
|
|
1153 | # for better error messages only, will be overwritten |
|
|
1154 | $map->path ($path); |
|
|
1155 | |
1095 | $map->load_header ($path) |
1156 | $map->load_header ($path) |
1096 | or return; |
1157 | or return; |
1097 | |
1158 | |
1098 | $map->{load_path} = $path; |
1159 | $map->{load_path} = $path; |
1099 | |
1160 | |
1100 | $map |
1161 | $map |
1101 | } |
1162 | } |
1102 | |
1163 | |
|
|
1164 | sub find; |
1103 | sub find_map { |
1165 | sub find { |
1104 | my ($path, $origin) = @_; |
1166 | my ($path, $origin) = @_; |
1105 | |
1167 | |
1106 | #warn "find_map<$path,$origin>\n";#d# |
1168 | #warn "find<$path,$origin>\n";#d# |
1107 | |
1169 | |
1108 | $path = new cf::path $path, $origin && $origin->path; |
1170 | $path = new cf::path $path, $origin && $origin->path; |
1109 | my $key = $path->as_string; |
1171 | my $key = $path->as_string; |
1110 | |
1172 | |
|
|
1173 | cf::lock_wait "map_find:$key"; |
|
|
1174 | |
1111 | $cf::MAP{$key} || do { |
1175 | $cf::MAP{$key} || do { |
|
|
1176 | my $guard = cf::lock_acquire "map_find:$key"; |
|
|
1177 | |
1112 | # do it the slow way |
1178 | # do it the slow way |
1113 | my $map = try_load_header $path->save_path; |
1179 | my $map = try_load_header $path->save_path; |
1114 | |
1180 | |
|
|
1181 | Coro::cede; |
|
|
1182 | |
1115 | if ($map) { |
1183 | if ($map) { |
|
|
1184 | $map->last_access ((delete $map->{last_access}) |
|
|
1185 | || $cf::RUNTIME); #d# |
1116 | # safety |
1186 | # safety |
1117 | $map->{instantiate_time} = $cf::RUNTIME |
1187 | $map->{instantiate_time} = $cf::RUNTIME |
1118 | if $map->{instantiate_time} > $cf::RUNTIME; |
1188 | if $map->{instantiate_time} > $cf::RUNTIME; |
1119 | } else { |
1189 | } else { |
1120 | if (my $rmp = $path->random_map_params) { |
1190 | if (my $rmp = $path->random_map_params) { |
… | |
… | |
1125 | |
1195 | |
1126 | $map or return; |
1196 | $map or return; |
1127 | |
1197 | |
1128 | $map->{load_original} = 1; |
1198 | $map->{load_original} = 1; |
1129 | $map->{instantiate_time} = $cf::RUNTIME; |
1199 | $map->{instantiate_time} = $cf::RUNTIME; |
|
|
1200 | $map->last_access ($cf::RUNTIME); |
1130 | $map->instantiate; |
1201 | $map->instantiate; |
1131 | |
1202 | |
1132 | # per-player maps become, after loading, normal maps |
1203 | # per-player maps become, after loading, normal maps |
1133 | $map->per_player (0) if $path->{user_rel}; |
1204 | $map->per_player (0) if $path->{user_rel}; |
1134 | } |
1205 | } |
1135 | |
1206 | |
1136 | $map->path ($key); |
1207 | $map->path ($key); |
1137 | $map->{path} = $path; |
1208 | $map->{path} = $path; |
1138 | $map->last_access ($cf::RUNTIME); |
1209 | $map->{last_save} = $cf::RUNTIME; |
|
|
1210 | |
|
|
1211 | Coro::cede; |
1139 | |
1212 | |
1140 | if ($map->should_reset) { |
1213 | if ($map->should_reset) { |
1141 | $map->reset; |
1214 | $map->reset; |
|
|
1215 | undef $guard; |
1142 | $map = find_map $path; |
1216 | $map = find $path |
|
|
1217 | or return; |
1143 | } |
1218 | } |
1144 | |
1219 | |
1145 | $cf::MAP{$key} = $map |
1220 | $cf::MAP{$key} = $map |
1146 | } |
1221 | } |
1147 | } |
1222 | } |
1148 | |
1223 | |
1149 | sub load { |
1224 | sub load { |
1150 | my ($self) = @_; |
1225 | my ($self) = @_; |
1151 | |
1226 | |
|
|
1227 | my $path = $self->{path}; |
|
|
1228 | my $guard = cf::lock_acquire "map_load:" . $path->as_string; |
|
|
1229 | |
1152 | return if $self->in_memory != cf::MAP_SWAPPED; |
1230 | return if $self->in_memory != cf::MAP_SWAPPED; |
1153 | |
1231 | |
1154 | $self->in_memory (cf::MAP_LOADING); |
1232 | $self->in_memory (cf::MAP_LOADING); |
1155 | |
|
|
1156 | my $path = $self->{path}; |
|
|
1157 | |
1233 | |
1158 | $self->alloc; |
1234 | $self->alloc; |
1159 | $self->load_objects ($self->{load_path}, 1) |
1235 | $self->load_objects ($self->{load_path}, 1) |
1160 | or return; |
1236 | or return; |
1161 | |
1237 | |
… | |
… | |
1167 | if (aio_open $uniq, O_RDONLY, 0) { |
1243 | if (aio_open $uniq, O_RDONLY, 0) { |
1168 | $self->clear_unique_items; |
1244 | $self->clear_unique_items; |
1169 | $self->load_objects ($uniq, 0); |
1245 | $self->load_objects ($uniq, 0); |
1170 | } |
1246 | } |
1171 | } |
1247 | } |
|
|
1248 | |
|
|
1249 | Coro::cede; |
1172 | |
1250 | |
1173 | # now do the right thing for maps |
1251 | # now do the right thing for maps |
1174 | $self->link_multipart_objects; |
1252 | $self->link_multipart_objects; |
1175 | |
1253 | |
1176 | if ($self->{path}->is_style_map) { |
1254 | if ($self->{path}->is_style_map) { |
… | |
… | |
1184 | $self->difficulty ($self->estimate_difficulty) |
1262 | $self->difficulty ($self->estimate_difficulty) |
1185 | unless $self->difficulty; |
1263 | unless $self->difficulty; |
1186 | $self->activate; |
1264 | $self->activate; |
1187 | } |
1265 | } |
1188 | |
1266 | |
|
|
1267 | Coro::cede; |
|
|
1268 | |
1189 | $self->in_memory (cf::MAP_IN_MEMORY); |
1269 | $self->in_memory (cf::MAP_IN_MEMORY); |
1190 | } |
1270 | } |
1191 | |
1271 | |
1192 | sub load_map_sync { |
1272 | sub find_sync { |
1193 | my ($path, $origin) = @_; |
1273 | my ($path, $origin) = @_; |
1194 | |
1274 | |
1195 | #warn "load_map_sync<$path, $origin>\n";#d# |
|
|
1196 | |
|
|
1197 | cf::sync_job { |
1275 | cf::sync_job { |
1198 | my $map = cf::map::find_map $path, $origin |
1276 | my $map = cf::map::find $path, $origin; |
1199 | or return; |
|
|
1200 | $map->load; |
|
|
1201 | $map |
1277 | $map |
1202 | } |
1278 | } |
|
|
1279 | } |
|
|
1280 | |
|
|
1281 | sub do_load_sync { |
|
|
1282 | my ($map) = @_; |
|
|
1283 | |
|
|
1284 | cf::sync_job { $map->load }; |
1203 | } |
1285 | } |
1204 | |
1286 | |
1205 | sub save { |
1287 | sub save { |
1206 | my ($self) = @_; |
1288 | my ($self) = @_; |
1207 | |
1289 | |
|
|
1290 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1291 | |
|
|
1292 | $self->{last_save} = $cf::RUNTIME; |
|
|
1293 | |
|
|
1294 | return unless $self->dirty; |
|
|
1295 | |
1208 | my $save = $self->{path}->save_path; utf8::encode $save; |
1296 | my $save = $self->{path}->save_path; utf8::encode $save; |
1209 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1297 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1210 | |
1298 | |
1211 | $self->{last_save} = $cf::RUNTIME; |
|
|
1212 | |
|
|
1213 | return unless $self->dirty; |
|
|
1214 | |
|
|
1215 | $self->{load_path} = $save; |
1299 | $self->{load_path} = $save; |
1216 | |
1300 | |
1217 | return if $self->{deny_save}; |
1301 | return if $self->{deny_save}; |
|
|
1302 | |
|
|
1303 | local $self->{last_access} = $self->last_access;#d# |
1218 | |
1304 | |
1219 | if ($uniq) { |
1305 | if ($uniq) { |
1220 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1306 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1221 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1307 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1222 | } else { |
1308 | } else { |
… | |
… | |
1225 | } |
1311 | } |
1226 | |
1312 | |
1227 | sub swap_out { |
1313 | sub swap_out { |
1228 | my ($self) = @_; |
1314 | my ($self) = @_; |
1229 | |
1315 | |
|
|
1316 | # save first because save cedes |
|
|
1317 | $self->save; |
|
|
1318 | |
|
|
1319 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1320 | |
1230 | return if $self->players; |
1321 | return if $self->players; |
1231 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1322 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1232 | return if $self->{deny_save}; |
1323 | return if $self->{deny_save}; |
1233 | |
1324 | |
1234 | $self->save; |
|
|
1235 | $self->clear; |
1325 | $self->clear; |
1236 | $self->in_memory (cf::MAP_SWAPPED); |
1326 | $self->in_memory (cf::MAP_SWAPPED); |
1237 | } |
1327 | } |
1238 | |
1328 | |
1239 | sub reset_at { |
1329 | sub reset_at { |
1240 | my ($self) = @_; |
1330 | my ($self) = @_; |
1241 | |
1331 | |
1242 | # TODO: safety, remove and allow resettable per-player maps |
1332 | # TODO: safety, remove and allow resettable per-player maps |
1243 | return 1e100 if $self->{path}{user_rel}; |
1333 | return 1e99 if $self->{path}{user_rel}; |
1244 | return 1e100 if $self->{deny_reset}; |
1334 | return 1e99 if $self->{deny_reset}; |
1245 | |
1335 | |
1246 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1336 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
1247 | my $to = $self->reset_timeout || $DEFAULT_RESET; |
1337 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
1248 | $to = $MAX_RESET if $to > $MAX_RESET; |
|
|
1249 | |
1338 | |
1250 | $time + $to |
1339 | $time + $to |
1251 | } |
1340 | } |
1252 | |
1341 | |
1253 | sub should_reset { |
1342 | sub should_reset { |
… | |
… | |
1269 | |
1358 | |
1270 | $self->unlink_save; |
1359 | $self->unlink_save; |
1271 | |
1360 | |
1272 | delete $cf::MAP{$self->path}; |
1361 | delete $cf::MAP{$self->path}; |
1273 | $self->{path} = new cf::path $new_path; |
1362 | $self->{path} = new cf::path $new_path; |
1274 | $self->path ($self->{path}->path); |
1363 | $self->path ($self->{path}->as_string); |
1275 | $cf::MAP{$self->path} = $self; |
1364 | $cf::MAP{$self->path} = $self; |
1276 | |
1365 | |
1277 | $self->save; |
1366 | $self->save; |
1278 | } |
1367 | } |
1279 | |
1368 | |
1280 | sub reset { |
1369 | sub reset { |
1281 | my ($self) = @_; |
1370 | my ($self) = @_; |
1282 | |
1371 | |
|
|
1372 | my $lock = cf::lock_acquire "map_data:" . $self->path; |
|
|
1373 | |
1283 | return if $self->players; |
1374 | return if $self->players; |
1284 | return if $self->{path}{user_rel};#d# |
1375 | return if $self->{path}{user_rel};#d# |
1285 | |
1376 | |
1286 | warn "resetting map ", $self->path;#d# |
1377 | warn "resetting map ", $self->path;#d# |
1287 | |
1378 | |
… | |
… | |
1291 | |
1382 | |
1292 | $self->unlink_save; |
1383 | $self->unlink_save; |
1293 | $self->destroy; |
1384 | $self->destroy; |
1294 | } |
1385 | } |
1295 | |
1386 | |
|
|
1387 | my $nuke_counter = "aaaa"; |
|
|
1388 | |
|
|
1389 | sub nuke { |
|
|
1390 | my ($self) = @_; |
|
|
1391 | |
|
|
1392 | $self->{deny_save} = 1; |
|
|
1393 | $self->reset_timeout (1); |
|
|
1394 | $self->rename ("{nuke}/" . ($nuke_counter++)); |
|
|
1395 | $self->reset; # polite request, might not happen |
|
|
1396 | } |
|
|
1397 | |
1296 | sub customise_for { |
1398 | sub customise_for { |
1297 | my ($map, $ob) = @_; |
1399 | my ($map, $ob) = @_; |
1298 | |
1400 | |
1299 | if ($map->per_player) { |
1401 | if ($map->per_player) { |
1300 | return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; |
1402 | return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; |
1301 | } |
1403 | } |
1302 | |
1404 | |
1303 | $map |
1405 | $map |
1304 | } |
1406 | } |
1305 | |
1407 | |
1306 | sub emergency_save { |
1408 | sub emergency_save { |
1307 | local $cf::FREEZE = 1; |
1409 | my $freeze_guard = cf::freeze_mainloop; |
1308 | |
1410 | |
1309 | warn "enter emergency map save\n"; |
1411 | warn "enter emergency map save\n"; |
1310 | |
1412 | |
1311 | cf::sync_job { |
1413 | cf::sync_job { |
1312 | warn "begin emergency map save\n"; |
1414 | warn "begin emergency map save\n"; |
… | |
… | |
1363 | (ref $cf::CFG{"may_$access"} |
1465 | (ref $cf::CFG{"may_$access"} |
1364 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1466 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1365 | : $cf::CFG{"may_$access"}) |
1467 | : $cf::CFG{"may_$access"}) |
1366 | } |
1468 | } |
1367 | |
1469 | |
|
|
1470 | =item $player_object->enter_link |
|
|
1471 | |
|
|
1472 | Freezes the player and moves him/her to a special map (C<{link}>). |
|
|
1473 | |
|
|
1474 | The player should be reaosnably safe there for short amounts of time. You |
|
|
1475 | I<MUST> call C<leave_link> as soon as possible, though. |
|
|
1476 | |
|
|
1477 | =item $player_object->leave_link ($map, $x, $y) |
|
|
1478 | |
|
|
1479 | Moves the player out of the specila link map onto the given map. If the |
|
|
1480 | map is not valid (or omitted), the player will be moved back to the |
|
|
1481 | location he/she was before the call to C<enter_link>, or, if that fails, |
|
|
1482 | to the emergency map position. |
|
|
1483 | |
|
|
1484 | Might block. |
|
|
1485 | |
|
|
1486 | =cut |
|
|
1487 | |
1368 | sub cf::object::player::enter_link { |
1488 | sub cf::object::player::enter_link { |
1369 | my ($self) = @_; |
1489 | my ($self) = @_; |
1370 | |
1490 | |
|
|
1491 | $self->deactivate_recursive; |
|
|
1492 | |
1371 | return if $self->map == $LINK_MAP; |
1493 | return if $self->map == $LINK_MAP; |
1372 | |
1494 | |
1373 | $self->{_link_pos} = [$self->map->{path}, $self->x, $self->y] |
1495 | $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] |
1374 | if $self->map; |
1496 | if $self->map; |
1375 | |
1497 | |
1376 | $self->enter_map ($LINK_MAP, 20, 20); |
1498 | $self->enter_map ($LINK_MAP, 20, 20); |
1377 | $self->deactivate_recursive; |
|
|
1378 | } |
1499 | } |
1379 | |
1500 | |
1380 | sub cf::object::player::leave_link { |
1501 | sub cf::object::player::leave_link { |
1381 | my ($self, $map, $x, $y) = @_; |
1502 | my ($self, $map, $x, $y) = @_; |
1382 | |
1503 | |
1383 | my $link_pos = delete $self->{_link_pos}; |
1504 | my $link_pos = delete $self->{_link_pos}; |
1384 | |
1505 | |
1385 | unless ($map) { |
1506 | unless ($map) { |
1386 | $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
|
|
1387 | |
|
|
1388 | # restore original map position |
1507 | # restore original map position |
1389 | ($map, $x, $y) = @{ $link_pos || [] }; |
1508 | ($map, $x, $y) = @{ $link_pos || [] }; |
1390 | $map = cf::map::find_map $map; |
1509 | $map = cf::map::find $map; |
1391 | |
1510 | |
1392 | unless ($map) { |
1511 | unless ($map) { |
1393 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1512 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1394 | $map = cf::map::find_map $map |
1513 | $map = cf::map::find $map |
1395 | or die "FATAL: cannot load emergency map\n"; |
1514 | or die "FATAL: cannot load emergency map\n"; |
1396 | } |
1515 | } |
1397 | } |
1516 | } |
1398 | |
1517 | |
1399 | ($x, $y) = (-1, -1) |
1518 | ($x, $y) = (-1, -1) |
… | |
… | |
1407 | |
1526 | |
1408 | $self->activate_recursive; |
1527 | $self->activate_recursive; |
1409 | $self->enter_map ($map, $x, $y); |
1528 | $self->enter_map ($map, $x, $y); |
1410 | } |
1529 | } |
1411 | |
1530 | |
|
|
1531 | cf::player->attach ( |
|
|
1532 | on_logout => sub { |
|
|
1533 | my ($pl) = @_; |
|
|
1534 | |
|
|
1535 | # abort map switching before logout |
|
|
1536 | if ($pl->ob->{_link_pos}) { |
|
|
1537 | cf::sync_job { |
|
|
1538 | $pl->ob->leave_link |
|
|
1539 | }; |
|
|
1540 | } |
|
|
1541 | }, |
|
|
1542 | on_login => sub { |
|
|
1543 | my ($pl) = @_; |
|
|
1544 | |
|
|
1545 | # try to abort aborted map switching on player login :) |
|
|
1546 | # should happen only on crashes |
|
|
1547 | if ($pl->ob->{_link_pos}) { |
|
|
1548 | |
|
|
1549 | $pl->ob->enter_link; |
|
|
1550 | (Coro::async_pool { |
|
|
1551 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1552 | # and this sleep increases chances of the player not ending up in scorn |
|
|
1553 | Coro::Timer::sleep 1; |
|
|
1554 | $pl->ob->leave_link; |
|
|
1555 | })->prio (2); |
|
|
1556 | } |
|
|
1557 | }, |
|
|
1558 | ); |
|
|
1559 | |
1412 | =item $player_object->goto_map ($map, $x, $y) |
1560 | =item $player_object->goto ($path, $x, $y) |
1413 | |
1561 | |
1414 | =cut |
1562 | =cut |
1415 | |
1563 | |
1416 | sub cf::object::player::goto_map { |
1564 | sub cf::object::player::goto { |
1417 | my ($self, $path, $x, $y) = @_; |
1565 | my ($self, $path, $x, $y) = @_; |
1418 | |
1566 | |
1419 | $self->enter_link; |
1567 | $self->enter_link; |
1420 | |
1568 | |
1421 | (Coro::async { |
1569 | (Coro::async_pool { |
1422 | $path = new cf::path $path; |
1570 | $path = new cf::path $path; |
1423 | |
1571 | |
1424 | my $map = cf::map::find_map $path->as_string; |
1572 | my $map = cf::map::find $path->as_string; |
1425 | $map = $map->customise_for ($self) if $map; |
1573 | $map = $map->customise_for ($self) if $map; |
1426 | |
1574 | |
1427 | warn "entering ", $map->path, " at ($x, $y)\n" |
1575 | # warn "entering ", $map->path, " at ($x, $y)\n" |
1428 | if $map; |
1576 | # if $map; |
|
|
1577 | |
|
|
1578 | $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
1429 | |
1579 | |
1430 | $self->leave_link ($map, $x, $y); |
1580 | $self->leave_link ($map, $x, $y); |
1431 | })->prio (1); |
1581 | })->prio (1); |
1432 | } |
1582 | } |
1433 | |
1583 | |
… | |
… | |
1486 | |
1636 | |
1487 | return unless $self->type == cf::PLAYER; |
1637 | return unless $self->type == cf::PLAYER; |
1488 | |
1638 | |
1489 | $self->enter_link; |
1639 | $self->enter_link; |
1490 | |
1640 | |
1491 | (Coro::async { |
1641 | (Coro::async_pool { |
|
|
1642 | $self->deactivate_recursive; # just to be sure |
1492 | unless (eval { |
1643 | unless (eval { |
1493 | |
|
|
1494 | prepare_random_map $exit |
1644 | prepare_random_map $exit |
1495 | if $exit->slaying eq "/!"; |
1645 | if $exit->slaying eq "/!"; |
1496 | |
1646 | |
1497 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1647 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1498 | $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp); |
1648 | $self->goto ($path, $exit->stats->hp, $exit->stats->sp); |
1499 | |
1649 | |
1500 | 1; |
1650 | 1; |
1501 | }) { |
1651 | }) { |
1502 | $self->message ("Something went wrong deep within the crossfire server. " |
1652 | $self->message ("Something went wrong deep within the crossfire server. " |
1503 | . "I'll try to bring you back to the map you were before. " |
1653 | . "I'll try to bring you back to the map you were before. " |
… | |
… | |
1560 | on_reply => sub { |
1710 | on_reply => sub { |
1561 | my ($ns, $msg) = @_; |
1711 | my ($ns, $msg) = @_; |
1562 | |
1712 | |
1563 | # this weird shuffling is so that direct followup queries |
1713 | # this weird shuffling is so that direct followup queries |
1564 | # get handled first |
1714 | # get handled first |
1565 | my $queue = delete $ns->{query_queue}; |
1715 | my $queue = delete $ns->{query_queue} |
|
|
1716 | or return; # be conservative, not sure how that can happen, but we saw a crash here |
1566 | |
1717 | |
1567 | (shift @$queue)->[1]->($msg); |
1718 | (shift @$queue)->[1]->($msg); |
1568 | |
1719 | |
1569 | push @{ $ns->{query_queue} }, @$queue; |
1720 | push @{ $ns->{query_queue} }, @$queue; |
1570 | |
1721 | |
… | |
… | |
1587 | =cut |
1738 | =cut |
1588 | |
1739 | |
1589 | sub cf::client::coro { |
1740 | sub cf::client::coro { |
1590 | my ($self, $cb) = @_; |
1741 | my ($self, $cb) = @_; |
1591 | |
1742 | |
1592 | my $coro; $coro = async { |
1743 | my $coro = &Coro::async_pool ($cb); |
1593 | eval { |
|
|
1594 | $cb->(); |
|
|
1595 | }; |
|
|
1596 | warn $@ if $@; |
|
|
1597 | }; |
|
|
1598 | |
1744 | |
1599 | $coro->on_destroy (sub { |
1745 | $coro->on_destroy (sub { |
1600 | delete $self->{_coro}{$coro+0}; |
1746 | delete $self->{_coro}{$coro+0}; |
1601 | }); |
1747 | }); |
1602 | |
1748 | |
… | |
… | |
1774 | |
1920 | |
1775 | { |
1921 | { |
1776 | my $path = cf::localdir . "/database.pst"; |
1922 | my $path = cf::localdir . "/database.pst"; |
1777 | |
1923 | |
1778 | sub db_load() { |
1924 | sub db_load() { |
1779 | warn "loading database $path\n";#d# remove later |
|
|
1780 | $DB = stat $path ? Storable::retrieve $path : { }; |
1925 | $DB = stat $path ? Storable::retrieve $path : { }; |
1781 | } |
1926 | } |
1782 | |
1927 | |
1783 | my $pid; |
1928 | my $pid; |
1784 | |
1929 | |
1785 | sub db_save() { |
1930 | sub db_save() { |
1786 | warn "saving database $path\n";#d# remove later |
|
|
1787 | waitpid $pid, 0 if $pid; |
1931 | waitpid $pid, 0 if $pid; |
1788 | if (0 == ($pid = fork)) { |
1932 | if (0 == ($pid = fork)) { |
1789 | $DB->{_meta}{version} = 1; |
1933 | $DB->{_meta}{version} = 1; |
1790 | Storable::nstore $DB, "$path~"; |
1934 | Storable::nstore $DB, "$path~"; |
1791 | rename "$path~", $path; |
1935 | rename "$path~", $path; |
… | |
… | |
1839 | open my $fh, "<:utf8", cf::confdir . "/config" |
1983 | open my $fh, "<:utf8", cf::confdir . "/config" |
1840 | or return; |
1984 | or return; |
1841 | |
1985 | |
1842 | local $/; |
1986 | local $/; |
1843 | *CFG = YAML::Syck::Load <$fh>; |
1987 | *CFG = YAML::Syck::Load <$fh>; |
|
|
1988 | |
|
|
1989 | $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
1990 | |
|
|
1991 | $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; |
|
|
1992 | $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; |
|
|
1993 | |
|
|
1994 | if (exists $CFG{mlockall}) { |
|
|
1995 | eval { |
|
|
1996 | $CFG{mlockall} ? &mlockall : &munlockall |
|
|
1997 | and die "WARNING: m(un)lockall failed: $!\n"; |
|
|
1998 | }; |
|
|
1999 | warn $@ if $@; |
|
|
2000 | } |
1844 | } |
2001 | } |
1845 | |
2002 | |
1846 | sub main { |
2003 | sub main { |
1847 | # we must not ever block the main coroutine |
2004 | # we must not ever block the main coroutine |
1848 | local $Coro::idle = sub { |
2005 | local $Coro::idle = sub { |
1849 | Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# |
2006 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
1850 | (Coro::unblock_sub { |
2007 | Coro::async_pool { Event::one_event }; |
1851 | Event::one_event; |
|
|
1852 | })->(); |
|
|
1853 | }; |
2008 | }; |
1854 | |
2009 | |
1855 | cfg_load; |
2010 | cfg_load; |
1856 | db_load; |
2011 | db_load; |
1857 | load_extensions; |
2012 | load_extensions; |
… | |
… | |
1868 | return; |
2023 | return; |
1869 | } |
2024 | } |
1870 | |
2025 | |
1871 | warn "reloading..."; |
2026 | warn "reloading..."; |
1872 | |
2027 | |
1873 | local $FREEZE = 1; |
2028 | my $guard = freeze_mainloop; |
1874 | cf::emergency_save; |
2029 | cf::emergency_save; |
1875 | |
2030 | |
1876 | eval { |
2031 | eval { |
1877 | # if anything goes wrong in here, we should simply crash as we already saved |
2032 | # if anything goes wrong in here, we should simply crash as we already saved |
1878 | |
2033 | |
… | |
… | |
2014 | reentrant => 0, |
2169 | reentrant => 0, |
2015 | prio => 0, |
2170 | prio => 0, |
2016 | at => $NEXT_TICK || $TICK, |
2171 | at => $NEXT_TICK || $TICK, |
2017 | data => WF_AUTOCANCEL, |
2172 | data => WF_AUTOCANCEL, |
2018 | cb => sub { |
2173 | cb => sub { |
2019 | unless ($FREEZE) { |
|
|
2020 | cf::server_tick; # one server iteration |
2174 | cf::server_tick; # one server iteration |
2021 | $RUNTIME += $TICK; |
2175 | $RUNTIME += $TICK; |
2022 | } |
|
|
2023 | |
|
|
2024 | $NEXT_TICK += $TICK; |
2176 | $NEXT_TICK += $TICK; |
2025 | |
2177 | |
2026 | # if we are delayed by four ticks or more, skip them all |
2178 | # if we are delayed by four ticks or more, skip them all |
2027 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2179 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2028 | |
2180 | |
… | |
… | |
2051 | or warn "ERROR: unable to write runtime file: $!"; |
2203 | or warn "ERROR: unable to write runtime file: $!"; |
2052 | })->(); |
2204 | })->(); |
2053 | }, |
2205 | }, |
2054 | ); |
2206 | ); |
2055 | |
2207 | |
|
|
2208 | END { cf::emergency_save } |
|
|
2209 | |
2056 | 1 |
2210 | 1 |
2057 | |
2211 | |