… | |
… | |
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; |
|
|
75 | our $EMERGENCY_POSITION; |
76 | |
76 | |
77 | ############################################################################# |
77 | ############################################################################# |
78 | |
78 | |
79 | =head2 GLOBAL VARIABLES |
79 | =head2 GLOBAL VARIABLES |
80 | |
80 | |
… | |
… | |
179 | sub to_json($) { |
179 | sub to_json($) { |
180 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
180 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
181 | JSON::Syck::Dump $_[0] |
181 | JSON::Syck::Dump $_[0] |
182 | } |
182 | } |
183 | |
183 | |
|
|
184 | =item my $guard = cf::guard { BLOCK } |
|
|
185 | |
|
|
186 | Run the given callback when the guard object gets destroyed (useful for |
|
|
187 | coroutine cancellations). |
|
|
188 | |
|
|
189 | You can call C<< ->cancel >> on the guard object to stop the block from |
|
|
190 | being executed. |
|
|
191 | |
|
|
192 | =cut |
|
|
193 | |
|
|
194 | sub guard(&) { |
|
|
195 | bless \(my $cb = $_[0]), cf::guard::; |
|
|
196 | } |
|
|
197 | |
|
|
198 | sub cf::guard::cancel { |
|
|
199 | ${$_[0]} = sub { }; |
|
|
200 | } |
|
|
201 | |
|
|
202 | sub cf::guard::DESTROY { |
|
|
203 | ${$_[0]}->(); |
|
|
204 | } |
|
|
205 | |
|
|
206 | =item cf::lock_wait $string |
|
|
207 | |
|
|
208 | Wait until the given lock is available. See cf::lock_acquire. |
|
|
209 | |
|
|
210 | =item my $lock = cf::lock_acquire $string |
|
|
211 | |
|
|
212 | Wait until the given lock is available and then acquires it and returns |
|
|
213 | a guard object. If the guard object gets destroyed (goes out of scope, |
|
|
214 | for example when the coroutine gets canceled), the lock is automatically |
|
|
215 | returned. |
|
|
216 | |
|
|
217 | Lock names should begin with a unique identifier (for example, cf::map::find |
|
|
218 | uses map_find and cf::map::load uses map_load). |
|
|
219 | |
|
|
220 | =cut |
|
|
221 | |
|
|
222 | our %LOCK; |
|
|
223 | |
|
|
224 | sub lock_wait($) { |
|
|
225 | my ($key) = @_; |
|
|
226 | |
|
|
227 | # wait for lock, if any |
|
|
228 | while ($LOCK{$key}) { |
|
|
229 | push @{ $LOCK{$key} }, $Coro::current; |
|
|
230 | Coro::schedule; |
|
|
231 | } |
|
|
232 | } |
|
|
233 | |
|
|
234 | sub lock_acquire($) { |
|
|
235 | my ($key) = @_; |
|
|
236 | |
|
|
237 | # wait, to be sure we are not locked |
|
|
238 | lock_wait $key; |
|
|
239 | |
|
|
240 | $LOCK{$key} = []; |
|
|
241 | |
|
|
242 | cf::guard { |
|
|
243 | # wake up all waiters, to be on the safe side |
|
|
244 | $_->ready for @{ delete $LOCK{$key} }; |
|
|
245 | } |
|
|
246 | } |
|
|
247 | |
|
|
248 | =item cf::async { BLOCK } |
|
|
249 | |
|
|
250 | Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the |
|
|
251 | error instead of exiting the server in case of a problem. |
|
|
252 | |
|
|
253 | =cut |
|
|
254 | |
|
|
255 | sub async(&) { |
|
|
256 | my ($cb) = @_; |
|
|
257 | |
|
|
258 | Coro::async { |
|
|
259 | eval { $cb->() }; |
|
|
260 | warn $@ if $@; |
|
|
261 | } |
|
|
262 | } |
|
|
263 | |
|
|
264 | sub freeze_mainloop { |
|
|
265 | return unless $TICK_WATCHER->is_active; |
|
|
266 | |
|
|
267 | my $guard = guard { $TICK_WATCHER->start }; |
|
|
268 | $TICK_WATCHER->stop; |
|
|
269 | $guard |
|
|
270 | } |
|
|
271 | |
184 | =item cf::sync_job { BLOCK } |
272 | =item cf::sync_job { BLOCK } |
185 | |
273 | |
186 | The design of crossfire+ requires that the main coro ($Coro::main) is |
274 | The design of crossfire+ requires that the main coro ($Coro::main) is |
187 | always able to handle events or runnable, as crossfire+ is only partly |
275 | always able to handle events or runnable, as crossfire+ is only partly |
188 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
276 | reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable. |
… | |
… | |
195 | =cut |
283 | =cut |
196 | |
284 | |
197 | sub sync_job(&) { |
285 | sub sync_job(&) { |
198 | my ($job) = @_; |
286 | my ($job) = @_; |
199 | |
287 | |
200 | my $busy = 1; |
|
|
201 | my @res; |
|
|
202 | |
|
|
203 | # TODO: use suspend/resume instead |
|
|
204 | local $FREEZE = 1; |
|
|
205 | |
|
|
206 | my $coro = Coro::async { |
|
|
207 | @res = eval { $job->() }; |
|
|
208 | warn $@ if $@; |
|
|
209 | undef $busy; |
|
|
210 | }; |
|
|
211 | |
|
|
212 | if ($Coro::current == $Coro::main) { |
288 | if ($Coro::current == $Coro::main) { |
|
|
289 | # this is the main coro, too bad, we have to block |
|
|
290 | # till the operation succeeds, freezing the server :/ |
|
|
291 | |
|
|
292 | # TODO: use suspend/resume instead |
|
|
293 | # (but this is cancel-safe) |
|
|
294 | my $freeze_guard = freeze_mainloop; |
|
|
295 | |
|
|
296 | my $busy = 1; |
|
|
297 | my @res; |
|
|
298 | |
|
|
299 | (Coro::async { |
|
|
300 | @res = eval { $job->() }; |
|
|
301 | warn $@ if $@; |
|
|
302 | undef $busy; |
213 | $coro->prio (Coro::PRIO_MAX); |
303 | })->prio (Coro::PRIO_MAX); |
|
|
304 | |
214 | while ($busy) { |
305 | while ($busy) { |
215 | Coro::cede_notself; |
306 | Coro::cede_notself; |
216 | Event::one_event unless Coro::nready; |
307 | Event::one_event unless Coro::nready; |
217 | } |
308 | } |
|
|
309 | |
|
|
310 | wantarray ? @res : $res[0] |
218 | } else { |
311 | } else { |
219 | $coro->join; |
312 | # we are in another coroutine, how wonderful, everything just works |
|
|
313 | |
|
|
314 | $job->() |
220 | } |
315 | } |
221 | |
|
|
222 | wantarray ? @res : $res[0] |
|
|
223 | } |
316 | } |
224 | |
317 | |
225 | =item $coro = cf::coro { BLOCK } |
318 | =item $coro = cf::coro { BLOCK } |
226 | |
319 | |
227 | Creates and returns a new coro. This coro is automcatially being canceled |
320 | Creates and returns a new coro. This coro is automcatially being canceled |
… | |
… | |
230 | =cut |
323 | =cut |
231 | |
324 | |
232 | sub coro(&) { |
325 | sub coro(&) { |
233 | my $cb = shift; |
326 | my $cb = shift; |
234 | |
327 | |
235 | my $coro; $coro = async { |
328 | my $coro = &cf::async ($cb); |
236 | eval { |
|
|
237 | $cb->(); |
|
|
238 | }; |
|
|
239 | warn $@ if $@; |
|
|
240 | }; |
|
|
241 | |
329 | |
242 | $coro->on_destroy (sub { |
330 | $coro->on_destroy (sub { |
243 | delete $EXT_CORO{$coro+0}; |
331 | delete $EXT_CORO{$coro+0}; |
244 | }); |
332 | }); |
245 | $EXT_CORO{$coro+0} = $coro; |
333 | $EXT_CORO{$coro+0} = $coro; |
… | |
… | |
251 | my $runtime = cf::localdir . "/runtime"; |
339 | my $runtime = cf::localdir . "/runtime"; |
252 | |
340 | |
253 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
341 | my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
254 | or return; |
342 | or return; |
255 | |
343 | |
256 | my $value = $cf::RUNTIME; |
344 | my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock |
257 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
345 | (aio_write $fh, 0, (length $value), $value, 0) <= 0 |
258 | and return; |
346 | and return; |
259 | |
347 | |
260 | aio_fsync $fh |
348 | aio_fsync $fh |
261 | and return; |
349 | and return; |
… | |
… | |
278 | package cf::path; |
366 | package cf::path; |
279 | |
367 | |
280 | sub new { |
368 | sub new { |
281 | my ($class, $path, $base) = @_; |
369 | my ($class, $path, $base) = @_; |
282 | |
370 | |
|
|
371 | $path = $path->as_string if ref $path; |
|
|
372 | |
283 | my $self = bless { }, $class; |
373 | my $self = bless { }, $class; |
284 | |
374 | |
|
|
375 | # {... are special paths that are not touched |
|
|
376 | # ?xxx/... are special absolute paths |
|
|
377 | # ?random/... random maps |
|
|
378 | # /! non-realised random map exit |
|
|
379 | # /... normal maps |
|
|
380 | # ~/... per-player maps without a specific player (DO NOT USE) |
|
|
381 | # ~user/... per-player map of a specific user |
|
|
382 | |
|
|
383 | if ($path =~ /^{/) { |
|
|
384 | # fine as it is |
285 | if ($path =~ s{^\?random/}{}) { |
385 | } elsif ($path =~ s{^\?random/}{}) { |
286 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
386 | Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data; |
287 | $self->{random} = cf::from_json $data; |
387 | $self->{random} = cf::from_json $data; |
288 | } else { |
388 | } else { |
289 | if ($path =~ s{^~([^/]+)?}{}) { |
389 | if ($path =~ s{^~([^/]+)?}{}) { |
290 | $self->{user_rel} = 1; |
390 | $self->{user_rel} = 1; |
… | |
… | |
795 | or return; |
895 | or return; |
796 | |
896 | |
797 | unless (aio_stat "$filename.pst") { |
897 | unless (aio_stat "$filename.pst") { |
798 | (aio_load "$filename.pst", $av) >= 0 |
898 | (aio_load "$filename.pst", $av) >= 0 |
799 | or return; |
899 | or return; |
800 | $av = eval { (Storable::thaw <$av>)->{objs} }; |
900 | $av = eval { (Storable::thaw $av)->{objs} }; |
801 | } |
901 | } |
802 | |
902 | |
|
|
903 | warn sprintf "loading %s (%d)\n", |
|
|
904 | $filename, length $data, scalar @{$av || []};#d# |
803 | return ($data, $av); |
905 | return ($data, $av); |
804 | } |
906 | } |
805 | |
907 | |
806 | ############################################################################# |
908 | ############################################################################# |
807 | # command handling &c |
909 | # command handling &c |
… | |
… | |
1029 | $self->send ("ext " . to_json \%msg); |
1131 | $self->send ("ext " . to_json \%msg); |
1030 | } |
1132 | } |
1031 | |
1133 | |
1032 | =back |
1134 | =back |
1033 | |
1135 | |
|
|
1136 | |
|
|
1137 | =head3 cf::map |
|
|
1138 | |
|
|
1139 | =over 4 |
|
|
1140 | |
|
|
1141 | =cut |
|
|
1142 | |
|
|
1143 | package cf::map; |
|
|
1144 | |
|
|
1145 | use Fcntl; |
|
|
1146 | use Coro::AIO; |
|
|
1147 | |
|
|
1148 | our $MAX_RESET = 3600; |
|
|
1149 | our $DEFAULT_RESET = 3000; |
|
|
1150 | |
|
|
1151 | sub generate_random_map { |
|
|
1152 | my ($path, $rmp) = @_; |
|
|
1153 | |
|
|
1154 | # mit "rum" bekleckern, nicht |
|
|
1155 | cf::map::_create_random_map |
|
|
1156 | $path, |
|
|
1157 | $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
|
|
1158 | $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
|
|
1159 | $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
|
|
1160 | $rmp->{exit_on_final_map}, |
|
|
1161 | $rmp->{xsize}, $rmp->{ysize}, |
|
|
1162 | $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, |
|
|
1163 | $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, |
|
|
1164 | $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, |
|
|
1165 | $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, |
|
|
1166 | $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
|
|
1167 | (cf::region::find $rmp->{region}) |
|
|
1168 | } |
|
|
1169 | |
|
|
1170 | # and all this just because we cannot iterate over |
|
|
1171 | # all maps in C++... |
|
|
1172 | sub change_all_map_light { |
|
|
1173 | my ($change) = @_; |
|
|
1174 | |
|
|
1175 | $_->change_map_light ($change) |
|
|
1176 | for grep $_->outdoor, values %cf::MAP; |
|
|
1177 | } |
|
|
1178 | |
|
|
1179 | sub try_load_header($) { |
|
|
1180 | my ($path) = @_; |
|
|
1181 | |
|
|
1182 | utf8::encode $path; |
|
|
1183 | aio_open $path, O_RDONLY, 0 |
|
|
1184 | or return; |
|
|
1185 | |
|
|
1186 | my $map = cf::map::new |
|
|
1187 | or return; |
|
|
1188 | |
|
|
1189 | $map->load_header ($path) |
|
|
1190 | or return; |
|
|
1191 | |
|
|
1192 | $map->{load_path} = $path; |
|
|
1193 | |
|
|
1194 | $map |
|
|
1195 | } |
|
|
1196 | |
|
|
1197 | sub find; |
|
|
1198 | sub find { |
|
|
1199 | my ($path, $origin) = @_; |
|
|
1200 | |
|
|
1201 | #warn "find<$path,$origin>\n";#d# |
|
|
1202 | |
|
|
1203 | $path = new cf::path $path, $origin && $origin->path; |
|
|
1204 | my $key = $path->as_string; |
|
|
1205 | |
|
|
1206 | cf::lock_wait "map_find:$key"; |
|
|
1207 | |
|
|
1208 | $cf::MAP{$key} || do { |
|
|
1209 | my $guard = cf::lock_acquire "map_find:$key"; |
|
|
1210 | |
|
|
1211 | # do it the slow way |
|
|
1212 | my $map = try_load_header $path->save_path; |
|
|
1213 | |
|
|
1214 | if ($map) { |
|
|
1215 | $map->last_access ((delete $map->{last_access}) |
|
|
1216 | || $cf::RUNTIME); #d# |
|
|
1217 | # safety |
|
|
1218 | $map->{instantiate_time} = $cf::RUNTIME |
|
|
1219 | if $map->{instantiate_time} > $cf::RUNTIME; |
|
|
1220 | } else { |
|
|
1221 | if (my $rmp = $path->random_map_params) { |
|
|
1222 | $map = generate_random_map $key, $rmp; |
|
|
1223 | } else { |
|
|
1224 | $map = try_load_header $path->load_path; |
|
|
1225 | } |
|
|
1226 | |
|
|
1227 | $map or return; |
|
|
1228 | |
|
|
1229 | $map->{load_original} = 1; |
|
|
1230 | $map->{instantiate_time} = $cf::RUNTIME; |
|
|
1231 | $map->last_access ($cf::RUNTIME); |
|
|
1232 | $map->instantiate; |
|
|
1233 | |
|
|
1234 | # per-player maps become, after loading, normal maps |
|
|
1235 | $map->per_player (0) if $path->{user_rel}; |
|
|
1236 | } |
|
|
1237 | |
|
|
1238 | $map->path ($key); |
|
|
1239 | $map->{path} = $path; |
|
|
1240 | $map->{last_save} = $cf::RUNTIME; |
|
|
1241 | |
|
|
1242 | if ($map->should_reset) { |
|
|
1243 | $map->reset; |
|
|
1244 | undef $guard; |
|
|
1245 | $map = find $path |
|
|
1246 | or return; |
|
|
1247 | } |
|
|
1248 | |
|
|
1249 | $cf::MAP{$key} = $map |
|
|
1250 | } |
|
|
1251 | } |
|
|
1252 | |
|
|
1253 | sub load { |
|
|
1254 | my ($self) = @_; |
|
|
1255 | |
|
|
1256 | my $path = $self->{path}; |
|
|
1257 | my $guard = cf::lock_acquire "map_load:" . $path->as_string; |
|
|
1258 | |
|
|
1259 | return if $self->in_memory != cf::MAP_SWAPPED; |
|
|
1260 | |
|
|
1261 | $self->in_memory (cf::MAP_LOADING); |
|
|
1262 | |
|
|
1263 | $self->alloc; |
|
|
1264 | $self->load_objects ($self->{load_path}, 1) |
|
|
1265 | or return; |
|
|
1266 | |
|
|
1267 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
|
|
1268 | if delete $self->{load_original}; |
|
|
1269 | |
|
|
1270 | if (my $uniq = $path->uniq_path) { |
|
|
1271 | utf8::encode $uniq; |
|
|
1272 | if (aio_open $uniq, O_RDONLY, 0) { |
|
|
1273 | $self->clear_unique_items; |
|
|
1274 | $self->load_objects ($uniq, 0); |
|
|
1275 | } |
|
|
1276 | } |
|
|
1277 | |
|
|
1278 | # now do the right thing for maps |
|
|
1279 | $self->link_multipart_objects; |
|
|
1280 | |
|
|
1281 | if ($self->{path}->is_style_map) { |
|
|
1282 | $self->{deny_save} = 1; |
|
|
1283 | $self->{deny_reset} = 1; |
|
|
1284 | } else { |
|
|
1285 | $self->fix_auto_apply; |
|
|
1286 | $self->decay_objects; |
|
|
1287 | $self->update_buttons; |
|
|
1288 | $self->set_darkness_map; |
|
|
1289 | $self->difficulty ($self->estimate_difficulty) |
|
|
1290 | unless $self->difficulty; |
|
|
1291 | $self->activate; |
|
|
1292 | } |
|
|
1293 | |
|
|
1294 | $self->in_memory (cf::MAP_IN_MEMORY); |
|
|
1295 | } |
|
|
1296 | |
|
|
1297 | sub find_sync { |
|
|
1298 | my ($path, $origin) = @_; |
|
|
1299 | |
|
|
1300 | cf::sync_job { cf::map::find $path, $origin } |
|
|
1301 | } |
|
|
1302 | |
|
|
1303 | sub do_load_sync { |
|
|
1304 | my ($map) = @_; |
|
|
1305 | |
|
|
1306 | cf::sync_job { $map->load }; |
|
|
1307 | } |
|
|
1308 | |
|
|
1309 | sub save { |
|
|
1310 | my ($self) = @_; |
|
|
1311 | |
|
|
1312 | $self->{last_save} = $cf::RUNTIME; |
|
|
1313 | |
|
|
1314 | return unless $self->dirty; |
|
|
1315 | |
|
|
1316 | my $save = $self->{path}->save_path; utf8::encode $save; |
|
|
1317 | my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
|
|
1318 | |
|
|
1319 | $self->{load_path} = $save; |
|
|
1320 | |
|
|
1321 | return if $self->{deny_save}; |
|
|
1322 | |
|
|
1323 | local $self->{last_access} = $self->last_access;#d# |
|
|
1324 | |
|
|
1325 | if ($uniq) { |
|
|
1326 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
|
|
1327 | $self->save_objects ($uniq, cf::IO_UNIQUES); |
|
|
1328 | } else { |
|
|
1329 | $self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); |
|
|
1330 | } |
|
|
1331 | } |
|
|
1332 | |
|
|
1333 | sub swap_out { |
|
|
1334 | my ($self) = @_; |
|
|
1335 | |
|
|
1336 | # save first because save cedes |
|
|
1337 | $self->save; |
|
|
1338 | |
|
|
1339 | return if $self->players; |
|
|
1340 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
|
|
1341 | return if $self->{deny_save}; |
|
|
1342 | |
|
|
1343 | $self->clear; |
|
|
1344 | $self->in_memory (cf::MAP_SWAPPED); |
|
|
1345 | } |
|
|
1346 | |
|
|
1347 | sub reset_at { |
|
|
1348 | my ($self) = @_; |
|
|
1349 | |
|
|
1350 | # TODO: safety, remove and allow resettable per-player maps |
|
|
1351 | return 1e99 if $self->{path}{user_rel}; |
|
|
1352 | return 1e99 if $self->{deny_reset}; |
|
|
1353 | |
|
|
1354 | my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; |
|
|
1355 | my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; |
|
|
1356 | |
|
|
1357 | $time + $to |
|
|
1358 | } |
|
|
1359 | |
|
|
1360 | sub should_reset { |
|
|
1361 | my ($self) = @_; |
|
|
1362 | |
|
|
1363 | $self->reset_at <= $cf::RUNTIME |
|
|
1364 | } |
|
|
1365 | |
|
|
1366 | sub unlink_save { |
|
|
1367 | my ($self) = @_; |
|
|
1368 | |
|
|
1369 | utf8::encode (my $save = $self->{path}->save_path); |
|
|
1370 | aioreq_pri 3; IO::AIO::aio_unlink $save; |
|
|
1371 | aioreq_pri 3; IO::AIO::aio_unlink "$save.pst"; |
|
|
1372 | } |
|
|
1373 | |
|
|
1374 | sub rename { |
|
|
1375 | my ($self, $new_path) = @_; |
|
|
1376 | |
|
|
1377 | $self->unlink_save; |
|
|
1378 | |
|
|
1379 | delete $cf::MAP{$self->path}; |
|
|
1380 | $self->{path} = new cf::path $new_path; |
|
|
1381 | $self->path ($self->{path}->as_string); |
|
|
1382 | $cf::MAP{$self->path} = $self; |
|
|
1383 | |
|
|
1384 | $self->save; |
|
|
1385 | } |
|
|
1386 | |
|
|
1387 | sub reset { |
|
|
1388 | my ($self) = @_; |
|
|
1389 | |
|
|
1390 | return if $self->players; |
|
|
1391 | return if $self->{path}{user_rel};#d# |
|
|
1392 | |
|
|
1393 | warn "resetting map ", $self->path;#d# |
|
|
1394 | |
|
|
1395 | delete $cf::MAP{$self->path}; |
|
|
1396 | |
|
|
1397 | $_->clear_links_to ($self) for values %cf::MAP; |
|
|
1398 | |
|
|
1399 | $self->unlink_save; |
|
|
1400 | $self->destroy; |
|
|
1401 | } |
|
|
1402 | |
|
|
1403 | my $nuke_counter = "aaaa"; |
|
|
1404 | |
|
|
1405 | sub nuke { |
|
|
1406 | my ($self) = @_; |
|
|
1407 | |
|
|
1408 | $self->{deny_save} = 1; |
|
|
1409 | $self->reset_timeout (1); |
|
|
1410 | $self->rename ("{nuke}/" . ($nuke_counter++)); |
|
|
1411 | $self->reset; # polite request, might not happen |
|
|
1412 | } |
|
|
1413 | |
|
|
1414 | sub customise_for { |
|
|
1415 | my ($map, $ob) = @_; |
|
|
1416 | |
|
|
1417 | if ($map->per_player) { |
|
|
1418 | return cf::map::find "~" . $ob->name . "/" . $map->{path}{path}; |
|
|
1419 | } |
|
|
1420 | |
|
|
1421 | $map |
|
|
1422 | } |
|
|
1423 | |
|
|
1424 | sub emergency_save { |
|
|
1425 | my $freeze_guard = cf::freeze_mainloop; |
|
|
1426 | |
|
|
1427 | warn "enter emergency map save\n"; |
|
|
1428 | |
|
|
1429 | cf::sync_job { |
|
|
1430 | warn "begin emergency map save\n"; |
|
|
1431 | $_->save for values %cf::MAP; |
|
|
1432 | }; |
|
|
1433 | |
|
|
1434 | warn "end emergency map save\n"; |
|
|
1435 | } |
|
|
1436 | |
|
|
1437 | package cf; |
|
|
1438 | |
|
|
1439 | =back |
|
|
1440 | |
|
|
1441 | |
1034 | =head3 cf::object::player |
1442 | =head3 cf::object::player |
1035 | |
1443 | |
1036 | =over 4 |
1444 | =over 4 |
1037 | |
1445 | |
1038 | =item $player_object->reply ($npc, $msg[, $flags]) |
1446 | =item $player_object->reply ($npc, $msg[, $flags]) |
… | |
… | |
1073 | (ref $cf::CFG{"may_$access"} |
1481 | (ref $cf::CFG{"may_$access"} |
1074 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1482 | ? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}} |
1075 | : $cf::CFG{"may_$access"}) |
1483 | : $cf::CFG{"may_$access"}) |
1076 | } |
1484 | } |
1077 | |
1485 | |
|
|
1486 | =item $player_object->enter_link |
|
|
1487 | |
|
|
1488 | Freezes the player and moves him/her to a special map (C<{link}>). |
|
|
1489 | |
|
|
1490 | The player should be reaosnably safe there for short amounts of time. You |
|
|
1491 | I<MUST> call C<leave_link> as soon as possible, though. |
|
|
1492 | |
|
|
1493 | =item $player_object->leave_link ($map, $x, $y) |
|
|
1494 | |
|
|
1495 | Moves the player out of the specila link map onto the given map. If the |
|
|
1496 | map is not valid (or omitted), the player will be moved back to the |
|
|
1497 | location he/she was before the call to C<enter_link>, or, if that fails, |
|
|
1498 | to the emergency map position. |
|
|
1499 | |
|
|
1500 | Might block. |
|
|
1501 | |
|
|
1502 | =cut |
|
|
1503 | |
|
|
1504 | sub cf::object::player::enter_link { |
|
|
1505 | my ($self) = @_; |
|
|
1506 | |
|
|
1507 | $self->deactivate_recursive; |
|
|
1508 | |
|
|
1509 | return if $self->map == $LINK_MAP; |
|
|
1510 | |
|
|
1511 | $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] |
|
|
1512 | if $self->map; |
|
|
1513 | |
|
|
1514 | $self->enter_map ($LINK_MAP, 20, 20); |
|
|
1515 | } |
|
|
1516 | |
|
|
1517 | sub cf::object::player::leave_link { |
|
|
1518 | my ($self, $map, $x, $y) = @_; |
|
|
1519 | |
|
|
1520 | my $link_pos = delete $self->{_link_pos}; |
|
|
1521 | |
|
|
1522 | unless ($map) { |
|
|
1523 | # restore original map position |
|
|
1524 | ($map, $x, $y) = @{ $link_pos || [] }; |
|
|
1525 | $map = cf::map::find $map; |
|
|
1526 | |
|
|
1527 | unless ($map) { |
|
|
1528 | ($map, $x, $y) = @$EMERGENCY_POSITION; |
|
|
1529 | $map = cf::map::find $map |
|
|
1530 | or die "FATAL: cannot load emergency map\n"; |
|
|
1531 | } |
|
|
1532 | } |
|
|
1533 | |
|
|
1534 | ($x, $y) = (-1, -1) |
|
|
1535 | unless (defined $x) && (defined $y); |
|
|
1536 | |
|
|
1537 | # use -1 or undef as default coordinates, not 0, 0 |
|
|
1538 | ($x, $y) = ($map->enter_x, $map->enter_y) |
|
|
1539 | if $x <=0 && $y <= 0; |
|
|
1540 | |
|
|
1541 | $map->load; |
|
|
1542 | |
|
|
1543 | $self->activate_recursive; |
|
|
1544 | $self->enter_map ($map, $x, $y); |
|
|
1545 | } |
|
|
1546 | |
|
|
1547 | cf::player->attach ( |
|
|
1548 | on_logout => sub { |
|
|
1549 | my ($pl) = @_; |
|
|
1550 | |
|
|
1551 | # abort map switching before logout |
|
|
1552 | if ($pl->ob->{_link_pos}) { |
|
|
1553 | cf::sync_job { |
|
|
1554 | $pl->ob->leave_link |
|
|
1555 | }; |
|
|
1556 | } |
|
|
1557 | }, |
|
|
1558 | on_login => sub { |
|
|
1559 | my ($pl) = @_; |
|
|
1560 | |
|
|
1561 | # try to abort aborted map switching on player login :) |
|
|
1562 | # should happen only on crashes |
|
|
1563 | if ($pl->ob->{_link_pos}) { |
|
|
1564 | $pl->ob->enter_link; |
|
|
1565 | cf::async { |
|
|
1566 | # we need this sleep as the login has a concurrent enter_exit running |
|
|
1567 | # and this sleep increases chances of the player not ending up in scorn |
|
|
1568 | Coro::Timer::sleep 1; |
|
|
1569 | $pl->ob->leave_link; |
|
|
1570 | }; |
|
|
1571 | } |
|
|
1572 | }, |
|
|
1573 | ); |
|
|
1574 | |
|
|
1575 | =item $player_object->goto_map ($path, $x, $y) |
|
|
1576 | |
|
|
1577 | =cut |
|
|
1578 | |
|
|
1579 | sub cf::object::player::goto_map { |
|
|
1580 | my ($self, $path, $x, $y) = @_; |
|
|
1581 | |
|
|
1582 | $self->enter_link; |
|
|
1583 | |
|
|
1584 | (cf::async { |
|
|
1585 | $path = new cf::path $path; |
|
|
1586 | |
|
|
1587 | my $map = cf::map::find $path->as_string; |
|
|
1588 | $map = $map->customise_for ($self) if $map; |
|
|
1589 | |
|
|
1590 | # warn "entering ", $map->path, " at ($x, $y)\n" |
|
|
1591 | # if $map; |
|
|
1592 | |
|
|
1593 | $map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
|
|
1594 | |
|
|
1595 | $self->leave_link ($map, $x, $y); |
|
|
1596 | })->prio (1); |
|
|
1597 | } |
|
|
1598 | |
|
|
1599 | =item $player_object->enter_exit ($exit_object) |
|
|
1600 | |
|
|
1601 | =cut |
|
|
1602 | |
|
|
1603 | sub parse_random_map_params { |
|
|
1604 | my ($spec) = @_; |
|
|
1605 | |
|
|
1606 | my $rmp = { # defaults |
|
|
1607 | xsize => 10, |
|
|
1608 | ysize => 10, |
|
|
1609 | }; |
|
|
1610 | |
|
|
1611 | for (split /\n/, $spec) { |
|
|
1612 | my ($k, $v) = split /\s+/, $_, 2; |
|
|
1613 | |
|
|
1614 | $rmp->{lc $k} = $v if (length $k) && (length $v); |
|
|
1615 | } |
|
|
1616 | |
|
|
1617 | $rmp |
|
|
1618 | } |
|
|
1619 | |
|
|
1620 | sub prepare_random_map { |
|
|
1621 | my ($exit) = @_; |
|
|
1622 | |
|
|
1623 | # all this does is basically replace the /! path by |
|
|
1624 | # a new random map path (?random/...) with a seed |
|
|
1625 | # that depends on the exit object |
|
|
1626 | |
|
|
1627 | my $rmp = parse_random_map_params $exit->msg; |
|
|
1628 | |
|
|
1629 | if ($exit->map) { |
|
|
1630 | $rmp->{region} = $exit->map->region_name; |
|
|
1631 | $rmp->{origin_map} = $exit->map->path; |
|
|
1632 | $rmp->{origin_x} = $exit->x; |
|
|
1633 | $rmp->{origin_y} = $exit->y; |
|
|
1634 | } |
|
|
1635 | |
|
|
1636 | $rmp->{random_seed} ||= $exit->random_seed; |
|
|
1637 | |
|
|
1638 | my $data = cf::to_json $rmp; |
|
|
1639 | my $md5 = Digest::MD5::md5_hex $data; |
|
|
1640 | |
|
|
1641 | if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) { |
|
|
1642 | aio_write $fh, 0, (length $data), $data, 0; |
|
|
1643 | |
|
|
1644 | $exit->slaying ("?random/$md5"); |
|
|
1645 | $exit->msg (undef); |
|
|
1646 | } |
|
|
1647 | } |
|
|
1648 | |
|
|
1649 | sub cf::object::player::enter_exit { |
|
|
1650 | my ($self, $exit) = @_; |
|
|
1651 | |
|
|
1652 | return unless $self->type == cf::PLAYER; |
|
|
1653 | |
|
|
1654 | $self->enter_link; |
|
|
1655 | |
|
|
1656 | (cf::async { |
|
|
1657 | $self->deactivate_recursive; # just to be sure |
|
|
1658 | unless (eval { |
|
|
1659 | prepare_random_map $exit |
|
|
1660 | if $exit->slaying eq "/!"; |
|
|
1661 | |
|
|
1662 | my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
|
|
1663 | $self->goto_map ($path, $exit->stats->hp, $exit->stats->sp); |
|
|
1664 | |
|
|
1665 | 1; |
|
|
1666 | }) { |
|
|
1667 | $self->message ("Something went wrong deep within the crossfire server. " |
|
|
1668 | . "I'll try to bring you back to the map you were before. " |
|
|
1669 | . "Please report this to the dungeon master", |
|
|
1670 | cf::NDI_UNIQUE | cf::NDI_RED); |
|
|
1671 | |
|
|
1672 | warn "ERROR in enter_exit: $@"; |
|
|
1673 | $self->leave_link; |
|
|
1674 | } |
|
|
1675 | })->prio (1); |
|
|
1676 | } |
|
|
1677 | |
1078 | =head3 cf::client |
1678 | =head3 cf::client |
1079 | |
1679 | |
1080 | =over 4 |
1680 | =over 4 |
1081 | |
1681 | |
1082 | =item $client->send_drawinfo ($text, $flags) |
1682 | =item $client->send_drawinfo ($text, $flags) |
… | |
… | |
1125 | on_reply => sub { |
1725 | on_reply => sub { |
1126 | my ($ns, $msg) = @_; |
1726 | my ($ns, $msg) = @_; |
1127 | |
1727 | |
1128 | # this weird shuffling is so that direct followup queries |
1728 | # this weird shuffling is so that direct followup queries |
1129 | # get handled first |
1729 | # get handled first |
1130 | my $queue = delete $ns->{query_queue}; |
1730 | my $queue = delete $ns->{query_queue} |
|
|
1731 | or return; # be conservative, not sure how that can happen, but we saw a crash here |
1131 | |
1732 | |
1132 | (shift @$queue)->[1]->($msg); |
1733 | (shift @$queue)->[1]->($msg); |
1133 | |
1734 | |
1134 | push @{ $ns->{query_queue} }, @$queue; |
1735 | push @{ $ns->{query_queue} }, @$queue; |
1135 | |
1736 | |
… | |
… | |
1152 | =cut |
1753 | =cut |
1153 | |
1754 | |
1154 | sub cf::client::coro { |
1755 | sub cf::client::coro { |
1155 | my ($self, $cb) = @_; |
1756 | my ($self, $cb) = @_; |
1156 | |
1757 | |
1157 | my $coro; $coro = async { |
1758 | my $coro = &cf::async ($cb); |
1158 | eval { |
|
|
1159 | $cb->(); |
|
|
1160 | }; |
|
|
1161 | warn $@ if $@; |
|
|
1162 | }; |
|
|
1163 | |
1759 | |
1164 | $coro->on_destroy (sub { |
1760 | $coro->on_destroy (sub { |
1165 | delete $self->{_coro}{$coro+0}; |
1761 | delete $self->{_coro}{$coro+0}; |
1166 | }); |
1762 | }); |
1167 | |
1763 | |
… | |
… | |
1339 | |
1935 | |
1340 | { |
1936 | { |
1341 | my $path = cf::localdir . "/database.pst"; |
1937 | my $path = cf::localdir . "/database.pst"; |
1342 | |
1938 | |
1343 | sub db_load() { |
1939 | sub db_load() { |
1344 | warn "loading database $path\n";#d# remove later |
|
|
1345 | $DB = stat $path ? Storable::retrieve $path : { }; |
1940 | $DB = stat $path ? Storable::retrieve $path : { }; |
1346 | } |
1941 | } |
1347 | |
1942 | |
1348 | my $pid; |
1943 | my $pid; |
1349 | |
1944 | |
1350 | sub db_save() { |
1945 | sub db_save() { |
1351 | warn "saving database $path\n";#d# remove later |
|
|
1352 | waitpid $pid, 0 if $pid; |
1946 | waitpid $pid, 0 if $pid; |
1353 | if (0 == ($pid = fork)) { |
1947 | if (0 == ($pid = fork)) { |
1354 | $DB->{_meta}{version} = 1; |
1948 | $DB->{_meta}{version} = 1; |
1355 | Storable::nstore $DB, "$path~"; |
1949 | Storable::nstore $DB, "$path~"; |
1356 | rename "$path~", $path; |
1950 | rename "$path~", $path; |
… | |
… | |
1404 | open my $fh, "<:utf8", cf::confdir . "/config" |
1998 | open my $fh, "<:utf8", cf::confdir . "/config" |
1405 | or return; |
1999 | or return; |
1406 | |
2000 | |
1407 | local $/; |
2001 | local $/; |
1408 | *CFG = YAML::Syck::Load <$fh>; |
2002 | *CFG = YAML::Syck::Load <$fh>; |
|
|
2003 | |
|
|
2004 | $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
|
|
2005 | |
|
|
2006 | if (exists $CFG{mlockall}) { |
|
|
2007 | eval { |
|
|
2008 | $CFG{mlockall} ? &mlockall : &munlockall |
|
|
2009 | and die "WARNING: m(un)lockall failed: $!\n"; |
|
|
2010 | }; |
|
|
2011 | warn $@ if $@; |
|
|
2012 | } |
1409 | } |
2013 | } |
1410 | |
2014 | |
1411 | sub main { |
2015 | sub main { |
1412 | # we must not ever block the main coroutine |
2016 | # we must not ever block the main coroutine |
1413 | local $Coro::idle = sub { |
2017 | local $Coro::idle = sub { |
1414 | Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d# |
2018 | Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# |
1415 | (Coro::unblock_sub { |
2019 | (Coro::unblock_sub { |
1416 | Event::one_event; |
2020 | Event::one_event; |
1417 | })->(); |
2021 | })->(); |
1418 | }; |
2022 | }; |
1419 | |
2023 | |
… | |
… | |
1424 | } |
2028 | } |
1425 | |
2029 | |
1426 | ############################################################################# |
2030 | ############################################################################# |
1427 | # initialisation |
2031 | # initialisation |
1428 | |
2032 | |
1429 | sub perl_reload() { |
2033 | sub reload() { |
1430 | # can/must only be called in main |
2034 | # can/must only be called in main |
1431 | if ($Coro::current != $Coro::main) { |
2035 | if ($Coro::current != $Coro::main) { |
1432 | warn "can only reload from main coroutine\n"; |
2036 | warn "can only reload from main coroutine\n"; |
1433 | return; |
2037 | return; |
1434 | } |
2038 | } |
1435 | |
2039 | |
1436 | warn "reloading..."; |
2040 | warn "reloading..."; |
1437 | |
2041 | |
1438 | local $FREEZE = 1; |
2042 | my $guard = freeze_mainloop; |
1439 | cf::emergency_save; |
2043 | cf::emergency_save; |
1440 | |
2044 | |
1441 | eval { |
2045 | eval { |
1442 | # if anything goes wrong in here, we should simply crash as we already saved |
2046 | # if anything goes wrong in here, we should simply crash as we already saved |
1443 | |
2047 | |
… | |
… | |
1527 | $LINK_MAP->height (41); |
2131 | $LINK_MAP->height (41); |
1528 | $LINK_MAP->alloc; |
2132 | $LINK_MAP->alloc; |
1529 | $LINK_MAP->path ("{link}"); |
2133 | $LINK_MAP->path ("{link}"); |
1530 | $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; |
2134 | $LINK_MAP->{path} = bless { path => "{link}" }, "cf::path"; |
1531 | $LINK_MAP->in_memory (MAP_IN_MEMORY); |
2135 | $LINK_MAP->in_memory (MAP_IN_MEMORY); |
|
|
2136 | |
|
|
2137 | # dirty hack because... archetypes are not yet loaded |
|
|
2138 | Event->timer ( |
|
|
2139 | after => 2, |
|
|
2140 | cb => sub { |
|
|
2141 | $_[0]->w->cancel; |
|
|
2142 | |
|
|
2143 | # provide some exits "home" |
|
|
2144 | my $exit = cf::object::new "exit"; |
|
|
2145 | |
|
|
2146 | $exit->slaying ($EMERGENCY_POSITION->[0]); |
|
|
2147 | $exit->stats->hp ($EMERGENCY_POSITION->[1]); |
|
|
2148 | $exit->stats->sp ($EMERGENCY_POSITION->[2]); |
|
|
2149 | |
|
|
2150 | $LINK_MAP->insert ($exit->clone, 19, 19); |
|
|
2151 | $LINK_MAP->insert ($exit->clone, 19, 20); |
|
|
2152 | $LINK_MAP->insert ($exit->clone, 19, 21); |
|
|
2153 | $LINK_MAP->insert ($exit->clone, 20, 19); |
|
|
2154 | $LINK_MAP->insert ($exit->clone, 20, 21); |
|
|
2155 | $LINK_MAP->insert ($exit->clone, 21, 19); |
|
|
2156 | $LINK_MAP->insert ($exit->clone, 21, 20); |
|
|
2157 | $LINK_MAP->insert ($exit->clone, 21, 21); |
|
|
2158 | |
|
|
2159 | $exit->destroy; |
|
|
2160 | }); |
|
|
2161 | |
|
|
2162 | $LINK_MAP->{deny_save} = 1; |
|
|
2163 | $LINK_MAP->{deny_reset} = 1; |
|
|
2164 | |
|
|
2165 | $cf::MAP{$LINK_MAP->path} = $LINK_MAP; |
1532 | } |
2166 | } |
1533 | |
2167 | |
1534 | register "<global>", __PACKAGE__; |
2168 | register "<global>", __PACKAGE__; |
1535 | |
2169 | |
1536 | register_command "perl-reload" => sub { |
2170 | register_command "reload" => sub { |
1537 | my ($who, $arg) = @_; |
2171 | my ($who, $arg) = @_; |
1538 | |
2172 | |
1539 | if ($who->flag (FLAG_WIZ)) { |
2173 | if ($who->flag (FLAG_WIZ)) { |
1540 | $who->message ("start of reload."); |
2174 | $who->message ("start of reload."); |
1541 | perl_reload; |
2175 | reload; |
1542 | $who->message ("end of reload."); |
2176 | $who->message ("end of reload."); |
1543 | } |
2177 | } |
1544 | }; |
2178 | }; |
1545 | |
2179 | |
1546 | unshift @INC, $LIBDIR; |
2180 | unshift @INC, $LIBDIR; |
… | |
… | |
1549 | reentrant => 0, |
2183 | reentrant => 0, |
1550 | prio => 0, |
2184 | prio => 0, |
1551 | at => $NEXT_TICK || $TICK, |
2185 | at => $NEXT_TICK || $TICK, |
1552 | data => WF_AUTOCANCEL, |
2186 | data => WF_AUTOCANCEL, |
1553 | cb => sub { |
2187 | cb => sub { |
1554 | unless ($FREEZE) { |
|
|
1555 | cf::server_tick; # one server iteration |
2188 | cf::server_tick; # one server iteration |
1556 | $RUNTIME += $TICK; |
2189 | $RUNTIME += $TICK; |
1557 | } |
|
|
1558 | |
|
|
1559 | $NEXT_TICK += $TICK; |
2190 | $NEXT_TICK += $TICK; |
1560 | |
2191 | |
1561 | # if we are delayed by four ticks or more, skip them all |
2192 | # if we are delayed by four ticks or more, skip them all |
1562 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2193 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
1563 | |
2194 | |
… | |
… | |
1586 | or warn "ERROR: unable to write runtime file: $!"; |
2217 | or warn "ERROR: unable to write runtime file: $!"; |
1587 | })->(); |
2218 | })->(); |
1588 | }, |
2219 | }, |
1589 | ); |
2220 | ); |
1590 | |
2221 | |
|
|
2222 | END { cf::emergency_save } |
|
|
2223 | |
1591 | 1 |
2224 | 1 |
1592 | |
2225 | |