… | |
… | |
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; |
… | |
… | |
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 | =item cf::async { BLOCK } |
|
|
227 | |
|
|
228 | Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the |
|
|
229 | error instead of exiting the server in case of a problem. |
|
|
230 | |
|
|
231 | =cut |
|
|
232 | |
|
|
233 | sub async(&) { |
|
|
234 | my ($cb) = @_; |
|
|
235 | |
|
|
236 | Coro::async { |
|
|
237 | eval { $cb->() }; |
|
|
238 | warn $@ if $@; |
|
|
239 | } |
|
|
240 | } |
|
|
241 | |
|
|
242 | sub freeze_mainloop { |
|
|
243 | return unless $TICK_WATCHER->is_active; |
|
|
244 | |
|
|
245 | my $guard = Coro::guard { $TICK_WATCHER->start }; |
|
|
246 | $TICK_WATCHER->stop; |
|
|
247 | $guard |
|
|
248 | } |
|
|
249 | |
186 | =item cf::sync_job { BLOCK } |
250 | =item cf::sync_job { BLOCK } |
187 | |
251 | |
188 | The design of crossfire+ requires that the main coro ($Coro::main) is |
252 | The design of crossfire+ requires that the main coro ($Coro::main) is |
189 | always able to handle events or runnable, as crossfire+ is only partly |
253 | always able to handle events or runnable, as crossfire+ is only partly |
190 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
254 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
… | |
… | |
197 | =cut |
261 | =cut |
198 | |
262 | |
199 | sub sync_job(&) { |
263 | sub sync_job(&) { |
200 | my ($job) = @_; |
264 | my ($job) = @_; |
201 | |
265 | |
202 | my $busy = 1; |
|
|
203 | my @res; |
|
|
204 | |
|
|
205 | my $coro = Coro::async { |
|
|
206 | @res = eval { $job->() }; |
|
|
207 | warn $@ if $@; |
|
|
208 | undef $busy; |
|
|
209 | }; |
|
|
210 | |
|
|
211 | if ($Coro::current == $Coro::main) { |
266 | if ($Coro::current == $Coro::main) { |
|
|
267 | # this is the main coro, too bad, we have to block |
|
|
268 | # till the operation succeeds, freezing the server :/ |
|
|
269 | |
212 | # TODO: use suspend/resume instead |
270 | # TODO: use suspend/resume instead |
213 | local $FREEZE = 1; |
271 | # (but this is cancel-safe) |
|
|
272 | my $freeze_guard = freeze_mainloop; |
|
|
273 | |
|
|
274 | my $busy = 1; |
|
|
275 | my @res; |
|
|
276 | |
|
|
277 | (Coro::async { |
|
|
278 | @res = eval { $job->() }; |
|
|
279 | warn $@ if $@; |
|
|
280 | undef $busy; |
214 | $coro->prio (Coro::PRIO_MAX); |
281 | })->prio (Coro::PRIO_MAX); |
|
|
282 | |
215 | while ($busy) { |
283 | while ($busy) { |
216 | Coro::cede_notself; |
284 | Coro::cede_notself; |
217 | Event::one_event unless Coro::nready; |
285 | Event::one_event unless Coro::nready; |
218 | } |
286 | } |
|
|
287 | |
|
|
288 | wantarray ? @res : $res[0] |
219 | } else { |
289 | } else { |
220 | $coro->join; |
290 | # we are in another coroutine, how wonderful, everything just works |
|
|
291 | |
|
|
292 | $job->() |
221 | } |
293 | } |
222 | |
|
|
223 | wantarray ? @res : $res[0] |
|
|
224 | } |
294 | } |
225 | |
295 | |
226 | =item $coro = cf::coro { BLOCK } |
296 | =item $coro = cf::coro { BLOCK } |
227 | |
297 | |
228 | Creates and returns a new coro. This coro is automcatially being canceled |
298 | Creates and returns a new coro. This coro is automcatially being canceled |
… | |
… | |
231 | =cut |
301 | =cut |
232 | |
302 | |
233 | sub coro(&) { |
303 | sub coro(&) { |
234 | my $cb = shift; |
304 | my $cb = shift; |
235 | |
305 | |
236 | my $coro; $coro = async { |
306 | my $coro = &cf::async ($cb); |
237 | eval { |
|
|
238 | $cb->(); |
|
|
239 | }; |
|
|
240 | warn $@ if $@; |
|
|
241 | }; |
|
|
242 | |
307 | |
243 | $coro->on_destroy (sub { |
308 | $coro->on_destroy (sub { |
244 | delete $EXT_CORO{$coro+0}; |
309 | delete $EXT_CORO{$coro+0}; |
245 | }); |
310 | }); |
246 | $EXT_CORO{$coro+0} = $coro; |
311 | $EXT_CORO{$coro+0} = $coro; |
… | |
… | |
252 | my $runtime = cf::localdir . "/runtime"; |
317 | my $runtime = cf::localdir . "/runtime"; |
253 | |
318 | |
254 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
319 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
255 | or return; |
320 | or return; |
256 | |
321 | |
257 | my $value = $cf::RUNTIME; |
322 | my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock |
258 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
323 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
259 | and return; |
324 | and return; |
260 | |
325 | |
261 | aio_fsync $fh |
326 | aio_fsync $fh |
262 | and return; |
327 | and return; |
… | |
… | |
283 | |
348 | |
284 | $path = $path->as_string if ref $path; |
349 | $path = $path->as_string if ref $path; |
285 | |
350 | |
286 | my $self = bless { }, $class; |
351 | my $self = bless { }, $class; |
287 | |
352 | |
|
|
353 | # {... are special paths that are not touched |
|
|
354 | # ?xxx/... are special absolute paths |
|
|
355 | # ?random/... random maps |
|
|
356 | # /! non-realised random map exit |
|
|
357 | # /... normal maps |
|
|
358 | # ~/... per-player maps without a specific player (DO NOT USE) |
|
|
359 | # ~user/... per-player map of a specific user |
|
|
360 | |
|
|
361 | if ($path =~ /^{/) { |
|
|
362 | # fine as it is |
288 | if ($path =~ s{^\?random/}{}) { |
363 | } elsif ($path =~ s{^\?random/}{}) { |
289 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
364 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
290 | $self->{random} = cf::from_json $data; |
365 | $self->{random} = cf::from_json $data; |
291 | } else { |
366 | } else { |
292 | if ($path =~ s{^~([^/]+)?}{}) { |
367 | if ($path =~ s{^~([^/]+)?}{}) { |
293 | $self->{user_rel} = 1; |
368 | $self->{user_rel} = 1; |
… | |
… | |
798 | or return; |
873 | or return; |
799 | |
874 | |
800 | unless (aio_stat "$filename.pst") { |
875 | unless (aio_stat "$filename.pst") { |
801 | (aio_load "$filename.pst", $av) >= 0 |
876 | (aio_load "$filename.pst", $av) >= 0 |
802 | or return; |
877 | or return; |
803 | $av = eval { (Storable::thaw <$av>)->{objs} }; |
878 | $av = eval { (Storable::thaw $av)->{objs} }; |
804 | } |
879 | } |
805 | |
880 | |
|
|
881 | warn sprintf "loading %s (%d)\n", |
|
|
882 | $filename, length $data, scalar @{$av || []};#d# |
806 | return ($data, $av); |
883 | return ($data, $av); |
807 | } |
884 | } |
808 | |
885 | |
809 | ############################################################################# |
886 | ############################################################################# |
810 | # command handling &c |
887 | # command handling &c |
… | |
… | |
1044 | package cf::map; |
1121 | package cf::map; |
1045 | |
1122 | |
1046 | use Fcntl; |
1123 | use Fcntl; |
1047 | use Coro::AIO; |
1124 | use Coro::AIO; |
1048 | |
1125 | |
1049 | our $MAX_RESET = 7200; |
1126 | our $MAX_RESET = 3600; |
1050 | our $DEFAULT_RESET = 3600; |
1127 | our $DEFAULT_RESET = 3000; |
1051 | $MAX_RESET = 10;#d# |
|
|
1052 | $DEFAULT_RESET = 10;#d# |
|
|
1053 | |
1128 | |
1054 | sub generate_random_map { |
1129 | sub generate_random_map { |
1055 | my ($path, $rmp) = @_; |
1130 | my ($path, $rmp) = @_; |
1056 | |
1131 | |
1057 | # mit "rum" bekleckern, nicht |
1132 | # mit "rum" bekleckern, nicht |
… | |
… | |
1073 | # and all this just because we cannot iterate over |
1148 | # and all this just because we cannot iterate over |
1074 | # all maps in C++... |
1149 | # all maps in C++... |
1075 | sub change_all_map_light { |
1150 | sub change_all_map_light { |
1076 | my ($change) = @_; |
1151 | my ($change) = @_; |
1077 | |
1152 | |
1078 | $_->change_map_light ($change) for values %cf::MAP; |
1153 | $_->change_map_light ($change) |
|
|
1154 | for grep $_->outdoor, values %cf::MAP; |
1079 | } |
1155 | } |
1080 | |
1156 | |
1081 | sub try_load_header($) { |
1157 | sub try_load_header($) { |
1082 | my ($path) = @_; |
1158 | my ($path) = @_; |
1083 | |
1159 | |
… | |
… | |
1086 | or return; |
1162 | or return; |
1087 | |
1163 | |
1088 | my $map = cf::map::new |
1164 | my $map = cf::map::new |
1089 | or return; |
1165 | or return; |
1090 | |
1166 | |
|
|
1167 | # for better error messages only, will be overwritten |
|
|
1168 | $map->path ($path); |
|
|
1169 | |
1091 | $map->load_header ($path) |
1170 | $map->load_header ($path) |
1092 | or return; |
1171 | or return; |
1093 | |
1172 | |
1094 | $map->{load_path} = $path; |
1173 | $map->{load_path} = $path; |
1095 | use Data::Dumper; warn Dumper $map;#d# |
|
|
1096 | |
1174 | |
1097 | $map |
1175 | $map |
1098 | } |
1176 | } |
1099 | |
1177 | |
|
|
1178 | sub find; |
1100 | sub find_map { |
1179 | sub find { |
1101 | my ($path, $origin) = @_; |
1180 | my ($path, $origin) = @_; |
1102 | |
1181 | |
1103 | #warn "find_map<$path,$origin>\n";#d# |
1182 | #warn "find<$path,$origin>\n";#d# |
1104 | |
1183 | |
1105 | $path = ref $path ? $path : new cf::path $path, $origin && $origin->path; |
1184 | $path = new cf::path $path, $origin && $origin->path; |
1106 | my $key = $path->as_string; |
1185 | my $key = $path->as_string; |
1107 | |
1186 | |
|
|
1187 | cf::lock_wait "map_find:$key"; |
|
|
1188 | |
1108 | $cf::MAP{$key} || do { |
1189 | $cf::MAP{$key} || do { |
|
|
1190 | my $guard = cf::lock_acquire "map_find:$key"; |
|
|
1191 | |
1109 | # do it the slow way |
1192 | # do it the slow way |
1110 | my $map = try_load_header $path->save_path; |
1193 | my $map = try_load_header $path->save_path; |
1111 | |
1194 | |
|
|
1195 | Coro::cede; |
|
|
1196 | |
1112 | if ($map) { |
1197 | if ($map) { |
|
|
1198 | $map->last_access ((delete $map->{last_access}) |
|
|
1199 | || $cf::RUNTIME); #d# |
1113 | # safety |
1200 | # safety |
1114 | $map->{instantiate_time} = $cf::RUNTIME |
1201 | $map->{instantiate_time} = $cf::RUNTIME |
1115 | if $map->{instantiate_time} > $cf::RUNTIME; |
1202 | if $map->{instantiate_time} > $cf::RUNTIME; |
1116 | } else { |
1203 | } else { |
1117 | if (my $rmp = $path->random_map_params) { |
1204 | if (my $rmp = $path->random_map_params) { |
… | |
… | |
1122 | |
1209 | |
1123 | $map or return; |
1210 | $map or return; |
1124 | |
1211 | |
1125 | $map->{load_original} = 1; |
1212 | $map->{load_original} = 1; |
1126 | $map->{instantiate_time} = $cf::RUNTIME; |
1213 | $map->{instantiate_time} = $cf::RUNTIME; |
|
|
1214 | $map->last_access ($cf::RUNTIME); |
1127 | $map->instantiate; |
1215 | $map->instantiate; |
1128 | |
1216 | |
1129 | # per-player maps become, after loading, normal maps |
1217 | # per-player maps become, after loading, normal maps |
1130 | $map->per_player (0) if $path->{user_rel}; |
1218 | $map->per_player (0) if $path->{user_rel}; |
1131 | } |
1219 | } |
1132 | |
1220 | |
1133 | $map->path ($key); |
1221 | $map->path ($key); |
1134 | $map->{path} = $path; |
1222 | $map->{path} = $path; |
1135 | $map->last_access ($cf::RUNTIME); |
1223 | $map->{last_save} = $cf::RUNTIME; |
1136 | |
1224 | |
|
|
1225 | Coro::cede; |
|
|
1226 | |
1137 | $map->reset if $map->should_reset; |
1227 | if ($map->should_reset) { |
|
|
1228 | $map->reset; |
|
|
1229 | undef $guard; |
|
|
1230 | $map = find $path |
|
|
1231 | or return; |
|
|
1232 | } |
1138 | |
1233 | |
1139 | $cf::MAP{$key} = $map |
1234 | $cf::MAP{$key} = $map |
1140 | } |
1235 | } |
1141 | } |
1236 | } |
1142 | |
1237 | |
1143 | sub load { |
1238 | sub load { |
1144 | my ($self) = @_; |
1239 | my ($self) = @_; |
1145 | |
1240 | |
|
|
1241 | my $path = $self->{path}; |
|
|
1242 | my $guard = cf::lock_acquire "map_load:" . $path->as_string; |
|
|
1243 | |
1146 | return if $self->in_memory != cf::MAP_SWAPPED; |
1244 | return if $self->in_memory != cf::MAP_SWAPPED; |
1147 | |
1245 | |
1148 | $self->in_memory (cf::MAP_LOADING); |
1246 | $self->in_memory (cf::MAP_LOADING); |
1149 | |
|
|
1150 | my $path = $self->{path}; |
|
|
1151 | |
1247 | |
1152 | $self->alloc; |
1248 | $self->alloc; |
1153 | $self->load_objects ($self->{load_path}, 1) |
1249 | $self->load_objects ($self->{load_path}, 1) |
1154 | or return; |
1250 | or return; |
1155 | |
1251 | |
1156 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) if delete $self->{load_original}; |
1252 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
|
|
1253 | if delete $self->{load_original}; |
1157 | |
1254 | |
1158 | if (my $uniq = $path->uniq_path) { |
1255 | if (my $uniq = $path->uniq_path) { |
1159 | utf8::encode $uniq; |
1256 | utf8::encode $uniq; |
1160 | if (aio_open $uniq, O_RDONLY, 0) { |
1257 | if (aio_open $uniq, O_RDONLY, 0) { |
1161 | $self->clear_unique_items; |
1258 | $self->clear_unique_items; |
1162 | $self->load_objects ($uniq, 0); |
1259 | $self->load_objects ($uniq, 0); |
1163 | } |
1260 | } |
1164 | } |
1261 | } |
|
|
1262 | |
|
|
1263 | Coro::cede; |
1165 | |
1264 | |
1166 | # now do the right thing for maps |
1265 | # now do the right thing for maps |
1167 | $self->link_multipart_objects; |
1266 | $self->link_multipart_objects; |
1168 | |
1267 | |
1169 | if ($self->{path}->is_style_map) { |
1268 | if ($self->{path}->is_style_map) { |
… | |
… | |
1177 | $self->difficulty ($self->estimate_difficulty) |
1276 | $self->difficulty ($self->estimate_difficulty) |
1178 | unless $self->difficulty; |
1277 | unless $self->difficulty; |
1179 | $self->activate; |
1278 | $self->activate; |
1180 | } |
1279 | } |
1181 | |
1280 | |
|
|
1281 | Coro::cede; |
|
|
1282 | |
1182 | $self->in_memory (cf::MAP_IN_MEMORY); |
1283 | $self->in_memory (cf::MAP_IN_MEMORY); |
1183 | } |
1284 | } |
1184 | |
1285 | |
1185 | sub load_map_sync { |
1286 | sub find_sync { |
1186 | my ($path, $origin) = @_; |
1287 | my ($path, $origin) = @_; |
1187 | |
1288 | |
1188 | #warn "load_map_sync<$path, $origin>\n";#d# |
1289 | cf::sync_job { cf::map::find $path, $origin } |
|
|
1290 | } |
1189 | |
1291 | |
1190 | cf::sync_job { |
1292 | sub do_load_sync { |
1191 | my $map = cf::map::find_map $path, $origin |
1293 | my ($map) = @_; |
1192 | or return; |
1294 | |
1193 | $map->load; |
1295 | cf::sync_job { $map->load }; |
1194 | $map |
|
|
1195 | } |
|
|
1196 | } |
1296 | } |
1197 | |
1297 | |
1198 | sub save { |
1298 | sub save { |
1199 | my ($self) = @_; |
1299 | my ($self) = @_; |
1200 | |
1300 | |
|
|
1301 | $self->{last_save} = $cf::RUNTIME; |
|
|
1302 | |
|
|
1303 | return unless $self->dirty; |
|
|
1304 | |
1201 | my $save = $self->{path}->save_path; utf8::encode $save; |
1305 | my $save = $self->{path}->save_path; utf8::encode $save; |
1202 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1306 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
1203 | |
1307 | |
1204 | $self->{last_save} = $cf::RUNTIME; |
|
|
1205 | |
|
|
1206 | return unless $self->dirty; |
|
|
1207 | |
|
|
1208 | $self->{load_path} = $save; |
1308 | $self->{load_path} = $save; |
1209 | |
1309 | |
1210 | return if $self->{deny_save}; |
1310 | return if $self->{deny_save}; |
1211 | |
1311 | |
1212 | warn "saving map ", $self->path; |
1312 | local $self->{last_access} = $self->last_access;#d# |
1213 | |
1313 | |
1214 | if ($uniq) { |
1314 | if ($uniq) { |
1215 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1315 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
1216 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1316 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
1217 | } else { |
1317 | } else { |
… | |
… | |
1220 | } |
1320 | } |
1221 | |
1321 | |
1222 | sub swap_out { |
1322 | sub swap_out { |
1223 | my ($self) = @_; |
1323 | my ($self) = @_; |
1224 | |
1324 | |
|
|
1325 | # save first because save cedes |
|
|
1326 | $self->save; |
|
|
1327 | |
1225 | return if $self->players; |
1328 | return if $self->players; |
1226 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1329 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
1227 | return if $self->{deny_save}; |
1330 | return if $self->{deny_save}; |
1228 | |
1331 | |
1229 | $self->save; |
|
|
1230 | $self->clear; |
1332 | $self->clear; |
1231 | $self->in_memory (cf::MAP_SWAPPED); |
1333 | $self->in_memory (cf::MAP_SWAPPED); |
1232 | } |
1334 | } |
1233 | |
1335 | |
|
|
1336 | sub reset_at { |
|
|
1337 | my ($self) = @_; |
|
|
1338 | |
|
|
1339 | # TODO: safety, remove and allow resettable per-player maps |
|
|
1340 | return 1e99 if $self->{path}{user_rel}; |
|
|
1341 | return 1e99 if $self->{deny_reset}; |
|
|
1342 | |
|
|
1343 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
|
|
1344 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
|
|
1345 | |
|
|
1346 | $time + $to |
|
|
1347 | } |
|
|
1348 | |
1234 | sub should_reset { |
1349 | sub should_reset { |
1235 | my ($map) = @_; |
1350 | my ($self) = @_; |
1236 | |
1351 | |
1237 | # TODO: safety, remove and allow resettable per-player maps |
1352 | $self->reset_at <= $cf::RUNTIME |
1238 | return if $map->{path}{user_rel};#d# |
|
|
1239 | return if $map->{deny_reset}; |
|
|
1240 | #return unless $map->reset_timeout; |
|
|
1241 | |
|
|
1242 | my $time = $map->fixed_resettime ? $map->{instantiate_time} : $map->last_access; |
|
|
1243 | my $to = $map->reset_timeout || $DEFAULT_RESET; |
|
|
1244 | $to = $MAX_RESET if $to > $MAX_RESET; |
|
|
1245 | |
|
|
1246 | $time + $to < $cf::RUNTIME |
|
|
1247 | } |
1353 | } |
1248 | |
1354 | |
1249 | sub unlink_save { |
1355 | sub unlink_save { |
1250 | my ($self) = @_; |
1356 | my ($self) = @_; |
1251 | |
1357 | |
1252 | utf8::encode (my $save = $self->{path}->save_path); |
1358 | utf8::encode (my $save = $self->{path}->save_path); |
1253 | aioreq_pri 3; IO::AIO::aio_unlink $save; |
1359 | aioreq_pri 3; IO::AIO::aio_unlink $save; |
1254 | aioreq_pri 3; IO::AIO::aio_unlink "$save.pst"; |
1360 | aioreq_pri 3; IO::AIO::aio_unlink "$save.pst"; |
1255 | } |
1361 | } |
1256 | |
1362 | |
|
|
1363 | sub rename { |
|
|
1364 | my ($self, $new_path) = @_; |
|
|
1365 | |
|
|
1366 | $self->unlink_save; |
|
|
1367 | |
|
|
1368 | delete $cf::MAP{$self->path}; |
|
|
1369 | $self->{path} = new cf::path $new_path; |
|
|
1370 | $self->path ($self->{path}->as_string); |
|
|
1371 | $cf::MAP{$self->path} = $self; |
|
|
1372 | |
|
|
1373 | $self->save; |
|
|
1374 | } |
|
|
1375 | |
1257 | sub reset { |
1376 | sub reset { |
1258 | my ($self) = @_; |
1377 | my ($self) = @_; |
1259 | |
1378 | |
1260 | return if $self->players; |
1379 | return if $self->players; |
1261 | return if $self->{path}{user_rel};#d# |
1380 | return if $self->{path}{user_rel};#d# |
… | |
… | |
1268 | |
1387 | |
1269 | $self->unlink_save; |
1388 | $self->unlink_save; |
1270 | $self->destroy; |
1389 | $self->destroy; |
1271 | } |
1390 | } |
1272 | |
1391 | |
|
|
1392 | my $nuke_counter = "aaaa"; |
|
|
1393 | |
|
|
1394 | sub nuke { |
|
|
1395 | my ($self) = @_; |
|
|
1396 | |
|
|
1397 | $self->{deny_save} = 1; |
|
|
1398 | $self->reset_timeout (1); |
|
|
1399 | $self->rename ("{nuke}/" . ($nuke_counter++)); |
|
|
1400 | $self->reset; # polite request, might not happen |
|
|
1401 | } |
|
|
1402 | |
1273 | sub customise_for { |
1403 | sub customise_for { |
1274 | my ($map, $ob) = @_; |
1404 | my ($map, $ob) = @_; |
1275 | |
1405 | |
1276 | if ($map->per_player) { |
1406 | if ($map->per_player) { |
1277 | return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; |
1407 | return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; |
1278 | } |
1408 | } |
1279 | |
1409 | |
1280 | $map |
1410 | $map |
1281 | } |
1411 | } |
1282 | |
1412 | |
1283 | sub emergency_save { |
1413 | sub emergency_save { |
1284 | local $cf::FREEZE = 1; |
1414 | my $freeze_guard = cf::freeze_mainloop; |
1285 | |
1415 | |
1286 | warn "enter emergency map save\n"; |
1416 | warn "enter emergency map save\n"; |
1287 | |
1417 | |
1288 | cf::sync_job { |
1418 | cf::sync_job { |
1289 | warn "begin emergency map save\n"; |
1419 | warn "begin emergency map save\n"; |
… | |
… | |
1340 | (ref $cf::CFG{"may_$access"} |
1470 | (ref $cf::CFG{"may_$access"} |
1341 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1471 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1342 | : $cf::CFG{"may_$access"}) |
1472 | : $cf::CFG{"may_$access"}) |
1343 | } |
1473 | } |
1344 | |
1474 | |
|
|
1475 | =item $player_object->enter_link |
|
|
1476 | |
|
|
1477 | Freezes the player and moves him/her to a special map (C<{link}>). |
|
|
1478 | |
|
|
1479 | The player should be reaosnably safe there for short amounts of time. You |
|
|
1480 | I<MUST> call C<leave_link> as soon as possible, though. |
|
|
1481 | |
|
|
1482 | =item $player_object->leave_link ($map, $x, $y) |
|
|
1483 | |
|
|
1484 | Moves the player out of the specila link map onto the given map. If the |
|
|
1485 | map is not valid (or omitted), the player will be moved back to the |
|
|
1486 | location he/she was before the call to C<enter_link>, or, if that fails, |
|
|
1487 | to the emergency map position. |
|
|
1488 | |
|
|
1489 | Might block. |
|
|
1490 | |
|
|
1491 | =cut |
|
|
1492 | |
1345 | sub cf::object::player::enter_link { |
1493 | sub cf::object::player::enter_link { |
1346 | my ($self) = @_; |
1494 | my ($self) = @_; |
1347 | |
1495 | |
|
|
1496 | $self->deactivate_recursive; |
|
|
1497 | |
1348 | return if $self->map == $LINK_MAP; |
1498 | return if $self->map == $LINK_MAP; |
1349 | |
1499 | |
1350 | $self->{_link_pos} = [$self->map->{path}, $self->x, $self->y] |
1500 | $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] |
1351 | if $self->map; |
1501 | if $self->map; |
1352 | |
1502 | |
1353 | $self->enter_map ($LINK_MAP, 20, 20); |
1503 | $self->enter_map ($LINK_MAP, 20, 20); |
1354 | $self->deactivate_recursive; |
|
|
1355 | } |
1504 | } |
1356 | |
1505 | |
1357 | sub cf::object::player::leave_link { |
1506 | sub cf::object::player::leave_link { |
1358 | my ($self, $map, $x, $y) = @_; |
1507 | my ($self, $map, $x, $y) = @_; |
1359 | |
1508 | |
1360 | my $link_pos = delete $self->{_link_pos}; |
1509 | my $link_pos = delete $self->{_link_pos}; |
1361 | |
1510 | |
1362 | unless ($map) { |
1511 | unless ($map) { |
1363 | $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
|
|
1364 | |
|
|
1365 | # restore original map position |
1512 | # restore original map position |
1366 | ($map, $x, $y) = @{ $link_pos || [] }; |
1513 | ($map, $x, $y) = @{ $link_pos || [] }; |
1367 | $map = cf::map::find_map $map; |
1514 | $map = cf::map::find $map; |
1368 | |
1515 | |
1369 | unless ($map) { |
1516 | unless ($map) { |
1370 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1517 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
1371 | $map = cf::map::find_map $map |
1518 | $map = cf::map::find $map |
1372 | or die "FATAL: cannot load emergency map\n"; |
1519 | or die "FATAL: cannot load emergency map\n"; |
1373 | } |
1520 | } |
1374 | } |
1521 | } |
1375 | |
1522 | |
1376 | ($x, $y) = (-1, -1) |
1523 | ($x, $y) = (-1, -1) |
… | |
… | |
1384 | |
1531 | |
1385 | $self->activate_recursive; |
1532 | $self->activate_recursive; |
1386 | $self->enter_map ($map, $x, $y); |
1533 | $self->enter_map ($map, $x, $y); |
1387 | } |
1534 | } |
1388 | |
1535 | |
|
|
1536 | cf::player->attach ( |
|
|
1537 | on_logout => sub { |
|
|
1538 | my ($pl) = @_; |
|
|
1539 | |
|
|
1540 | # abort map switching before logout |
|
|
1541 | if ($pl->ob->{_link_pos}) { |
|
|
1542 | cf::sync_job { |
|
|
1543 | $pl->ob->leave_link |
|
|
1544 | }; |
|
|
1545 | } |
|
|
1546 | }, |
|
|
1547 | on_login => sub { |
|
|
1548 | my ($pl) = @_; |
|
|
1549 | |
|
|
1550 | # try to abort aborted map switching on player login :) |
|
|
1551 | # should happen only on crashes |
|
|
1552 | if ($pl->ob->{_link_pos}) { |
|
|
1553 | $pl->ob->enter_link; |
|
|
1554 | cf::async { |
|
|
1555 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1556 | # and this sleep increases chances of the player not ending up in scorn |
|
|
1557 | Coro::Timer::sleep 1; |
|
|
1558 | $pl->ob->leave_link; |
|
|
1559 | }; |
|
|
1560 | } |
|
|
1561 | }, |
|
|
1562 | ); |
|
|
1563 | |
1389 | =item $player_object->goto_map ($map, $x, $y) |
1564 | =item $player_object->goto ($path, $x, $y) |
1390 | |
1565 | |
1391 | =cut |
1566 | =cut |
1392 | |
1567 | |
1393 | sub cf::object::player::goto_map { |
1568 | sub cf::object::player::goto { |
1394 | my ($self, $path, $x, $y) = @_; |
1569 | my ($self, $path, $x, $y) = @_; |
1395 | |
1570 | |
1396 | $self->enter_link; |
1571 | $self->enter_link; |
1397 | |
1572 | |
1398 | (Coro::async { |
1573 | (cf::async { |
1399 | $path = new cf::path $path; |
1574 | $path = new cf::path $path; |
1400 | |
1575 | |
1401 | my $map = cf::map::find_map $path->as_string; |
1576 | my $map = cf::map::find $path->as_string; |
1402 | $map = $map->customise_for ($self) if $map; |
1577 | $map = $map->customise_for ($self) if $map; |
1403 | |
1578 | |
1404 | warn "entering ", $map->path, " at ($x, $y)\n" |
1579 | # warn "entering ", $map->path, " at ($x, $y)\n" |
1405 | if $map; |
1580 | # if $map; |
|
|
1581 | |
|
|
1582 | $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
1406 | |
1583 | |
1407 | $self->leave_link ($map, $x, $y); |
1584 | $self->leave_link ($map, $x, $y); |
1408 | })->prio (1); |
1585 | })->prio (1); |
1409 | } |
1586 | } |
1410 | |
1587 | |
… | |
… | |
1463 | |
1640 | |
1464 | return unless $self->type == cf::PLAYER; |
1641 | return unless $self->type == cf::PLAYER; |
1465 | |
1642 | |
1466 | $self->enter_link; |
1643 | $self->enter_link; |
1467 | |
1644 | |
1468 | (Coro::async { |
1645 | (cf::async { |
|
|
1646 | $self->deactivate_recursive; # just to be sure |
1469 | unless (eval { |
1647 | unless (eval { |
1470 | |
|
|
1471 | prepare_random_map $exit |
1648 | prepare_random_map $exit |
1472 | if $exit->slaying eq "/!"; |
1649 | if $exit->slaying eq "/!"; |
1473 | |
1650 | |
1474 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1651 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
1475 | $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp); |
1652 | $self->goto ($path, $exit->stats->hp, $exit->stats->sp); |
1476 | |
1653 | |
1477 | 1; |
1654 | 1; |
1478 | }) { |
1655 | }) { |
1479 | $self->message ("Something went wrong deep within the crossfire server. " |
1656 | $self->message ("Something went wrong deep within the crossfire server. " |
1480 | . "I'll try to bring you back to the map you were before. " |
1657 | . "I'll try to bring you back to the map you were before. " |
… | |
… | |
1537 | on_reply => sub { |
1714 | on_reply => sub { |
1538 | my ($ns, $msg) = @_; |
1715 | my ($ns, $msg) = @_; |
1539 | |
1716 | |
1540 | # this weird shuffling is so that direct followup queries |
1717 | # this weird shuffling is so that direct followup queries |
1541 | # get handled first |
1718 | # get handled first |
1542 | my $queue = delete $ns->{query_queue}; |
1719 | my $queue = delete $ns->{query_queue} |
|
|
1720 | or return; # be conservative, not sure how that can happen, but we saw a crash here |
1543 | |
1721 | |
1544 | (shift @$queue)->[1]->($msg); |
1722 | (shift @$queue)->[1]->($msg); |
1545 | |
1723 | |
1546 | push @{ $ns->{query_queue} }, @$queue; |
1724 | push @{ $ns->{query_queue} }, @$queue; |
1547 | |
1725 | |
… | |
… | |
1564 | =cut |
1742 | =cut |
1565 | |
1743 | |
1566 | sub cf::client::coro { |
1744 | sub cf::client::coro { |
1567 | my ($self, $cb) = @_; |
1745 | my ($self, $cb) = @_; |
1568 | |
1746 | |
1569 | my $coro; $coro = async { |
1747 | my $coro = &cf::async ($cb); |
1570 | eval { |
|
|
1571 | $cb->(); |
|
|
1572 | }; |
|
|
1573 | warn $@ if $@; |
|
|
1574 | }; |
|
|
1575 | |
1748 | |
1576 | $coro->on_destroy (sub { |
1749 | $coro->on_destroy (sub { |
1577 | delete $self->{_coro}{$coro+0}; |
1750 | delete $self->{_coro}{$coro+0}; |
1578 | }); |
1751 | }); |
1579 | |
1752 | |
… | |
… | |
1751 | |
1924 | |
1752 | { |
1925 | { |
1753 | my $path = cf::localdir . "/database.pst"; |
1926 | my $path = cf::localdir . "/database.pst"; |
1754 | |
1927 | |
1755 | sub db_load() { |
1928 | sub db_load() { |
1756 | warn "loading database $path\n";#d# remove later |
|
|
1757 | $DB = stat $path ? Storable::retrieve $path : { }; |
1929 | $DB = stat $path ? Storable::retrieve $path : { }; |
1758 | } |
1930 | } |
1759 | |
1931 | |
1760 | my $pid; |
1932 | my $pid; |
1761 | |
1933 | |
1762 | sub db_save() { |
1934 | sub db_save() { |
1763 | warn "saving database $path\n";#d# remove later |
|
|
1764 | waitpid $pid, 0 if $pid; |
1935 | waitpid $pid, 0 if $pid; |
1765 | if (0 == ($pid = fork)) { |
1936 | if (0 == ($pid = fork)) { |
1766 | $DB->{_meta}{version} = 1; |
1937 | $DB->{_meta}{version} = 1; |
1767 | Storable::nstore $DB, "$path~"; |
1938 | Storable::nstore $DB, "$path~"; |
1768 | rename "$path~", $path; |
1939 | rename "$path~", $path; |
… | |
… | |
1816 | open my $fh, "<:utf8", cf::confdir . "/config" |
1987 | open my $fh, "<:utf8", cf::confdir . "/config" |
1817 | or return; |
1988 | or return; |
1818 | |
1989 | |
1819 | local $/; |
1990 | local $/; |
1820 | *CFG = YAML::Syck::Load <$fh>; |
1991 | *CFG = YAML::Syck::Load <$fh>; |
|
|
1992 | |
|
|
1993 | $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
1994 | |
|
|
1995 | if (exists $CFG{mlockall}) { |
|
|
1996 | eval { |
|
|
1997 | $CFG{mlockall} ? &mlockall : &munlockall |
|
|
1998 | and die "WARNING: m(un)lockall failed: $!\n"; |
|
|
1999 | }; |
|
|
2000 | warn $@ if $@; |
|
|
2001 | } |
1821 | } |
2002 | } |
1822 | |
2003 | |
1823 | sub main { |
2004 | sub main { |
1824 | # we must not ever block the main coroutine |
2005 | # we must not ever block the main coroutine |
1825 | local $Coro::idle = sub { |
2006 | local $Coro::idle = sub { |
1826 | Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# |
2007 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
1827 | (Coro::unblock_sub { |
2008 | (Coro::unblock_sub { |
1828 | Event::one_event; |
2009 | Event::one_event; |
1829 | })->(); |
2010 | })->(); |
1830 | }; |
2011 | }; |
1831 | |
2012 | |
… | |
… | |
1845 | return; |
2026 | return; |
1846 | } |
2027 | } |
1847 | |
2028 | |
1848 | warn "reloading..."; |
2029 | warn "reloading..."; |
1849 | |
2030 | |
1850 | local $FREEZE = 1; |
2031 | my $guard = freeze_mainloop; |
1851 | cf::emergency_save; |
2032 | cf::emergency_save; |
1852 | |
2033 | |
1853 | eval { |
2034 | eval { |
1854 | # if anything goes wrong in here, we should simply crash as we already saved |
2035 | # if anything goes wrong in here, we should simply crash as we already saved |
1855 | |
2036 | |
… | |
… | |
1991 | reentrant => 0, |
2172 | reentrant => 0, |
1992 | prio => 0, |
2173 | prio => 0, |
1993 | at => $NEXT_TICK || $TICK, |
2174 | at => $NEXT_TICK || $TICK, |
1994 | data => WF_AUTOCANCEL, |
2175 | data => WF_AUTOCANCEL, |
1995 | cb => sub { |
2176 | cb => sub { |
1996 | unless ($FREEZE) { |
|
|
1997 | cf::server_tick; # one server iteration |
2177 | cf::server_tick; # one server iteration |
1998 | $RUNTIME += $TICK; |
2178 | $RUNTIME += $TICK; |
1999 | } |
|
|
2000 | |
|
|
2001 | $NEXT_TICK += $TICK; |
2179 | $NEXT_TICK += $TICK; |
2002 | |
2180 | |
2003 | # if we are delayed by four ticks or more, skip them all |
2181 | # if we are delayed by four ticks or more, skip them all |
2004 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2182 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2005 | |
2183 | |
… | |
… | |
2028 | or warn "ERROR: unable to write runtime file: $!"; |
2206 | or warn "ERROR: unable to write runtime file: $!"; |
2029 | })->(); |
2207 | })->(); |
2030 | }, |
2208 | }, |
2031 | ); |
2209 | ); |
2032 | |
2210 | |
|
|
2211 | END { cf::emergency_save } |
|
|
2212 | |
2033 | 1 |
2213 | 1 |
2034 | |
2214 | |