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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.11 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.100 by root, Wed Sep 2 16:54:20 2009 UTC

1#! perl 1#! perl # mandatory
2 2
3# login handling 3# login handling
4 4
5use Fcntl; 5use Fcntl;
6use Coro::AIO; 6use Coro::AIO;
7 7
8my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; 8our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} || 3600;
9 9
10# paranoia function to overwrite a string-in-place 10# paranoia function to overwrite a string-in-place
11sub nuke_str { 11sub nuke_str {
12 substr $_[0], 0, (length $_[0]), "x" x length $_[0] 12 substr $_[0], 0, (length $_[0]), "x" x length $_[0]
13} 13}
14 14
15sub query { 15sub query {
16 my ($ns, $flags, $text) = @_; 16 my ($ns, $flags, $text) = @_;
17 17
18 my $current = $Coro::current; 18 $ns->query ($flags, $text, Coro::rouse_cb);
19 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0]; }); 19 Coro::rouse_wait
20 Coro::schedule while ref $current;
21
22 $current
23} 20}
24 21
25sub can_cleanup { 22sub can_cleanup {
26 my ($playerfile, $mtime) = @_; 23 my ($pl, $mtime) = @_;
27 24
28 my $age = time - $mtime; 25 my $age = time - $mtime;
29 my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; 26 my $level = $pl->ob->level;
30 27
31 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 28 ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3
32 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 29 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
33 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 30 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
34 || $age > 700 * 86400 # 2 years for everybody else 31 || $age > 700 * 86400 # 2 years for everybody else
40 return unless cf::player::find_active $user; 37 return unless cf::player::find_active $user;
41 38
42 $ns->send_drawinfo ( 39 $ns->send_drawinfo (
43 "That player is already logged in on this server. " 40 "That player is already logged in on this server. "
44 . "If you want to create a new player, choose another name. " 41 . "If you want to create a new player, choose another name. "
45 . "If you are already a registered player, make sure nobody " 42 . "If you have already a registered, make sure nobody "
46 . "else is using your account at this time. If you lost your conenction " 43 . "else is using your account at this time. If you lost your connection "
47 . "then the server will likely timeout within a minute. If you still " 44 . "then the server will likely timeout within a minute. If you still "
48 . "cannot log-in after a minute, you are still logged in. Make sure " 45 . "cannot log-in after a minute, you are still logged in. Make sure "
49 . "you do not have another client running. If you use windows, reboot, " 46 . "you do not have another client running. If you use windows, reboot, "
50 . "this will fix anything.", 47 . "this will fix anything.",
51 cf::NDI_RED 48 cf::NDI_RED
52 ); 49 );
53 50
54 1 51 1
55} 52}
56 53
57sub check_clean_save { 54sub safe_spot($) {
58 my ($pl) = @_; 55 my ($pl) = @_;
56
57 my $ob = $pl->ob;
59 58
60 unless (delete $pl->{clean_save}) { 59 my $m = $ob->map
61 #d#TODO 60 or return;
61 my $x = $ob->x;
62 my $y = $ob->y;
63
64# return 0;#d#
65# warn join ":", $m->at ($x, $y);#d#
66# warn "FOO$m { ".scalar ($m->at ($x, $y))." }\n";
67# return 0;
68
69 scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
70}
71
72sub enter_map {
73 my ($pl) = @_;
74
75 my $ob = $pl->ob;
76
77 my ($map, $x, $y)
78 = $ob->{_link_pos}
79 ? @{delete $ob->{_link_pos}}
80 : ($pl->maplevel, $ob->x, $ob->y);
81
82 $ob->enter_link;
83
84 my $m = cf::map::find $map;
85 my $time = delete $pl->{unclean_save};
86
87 if ($time && $m) {
88 if ($time < $m->{instantiate_time}) {
89 # the map was reset in the meantime
90 my $age = $cf::RUNTIME - $time;
91
92 warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
93
94 if ($age >= $MAX_DISCONNECT_TIME) {
95 $ob->message (
96 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
97 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
98 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
99 . "H<You disconnected too long without having used a savebed.>",
100 cf::NDI_RED
101 );
102 # kill them.
103 # reminds me of the famous badness 10000 syndrome...
104 $ob->stats->hp (-10000); #] if they survive this they deserved to live
105 my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
106 } else {
107 ($map, $x, $y) = $pl->savebed;
108
109 $ob->message (
110 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
111 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
112 . "Better use a savebed next time, much worse things could have happened... "
113 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
114 cf::NDI_RED
115 );
116 }
117 } else {
118 $ob->message (
119 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
120 . "as lots of things could happen when you leave by other means, such as cave-ins, "
121 . "or monsters suddenly snapping your body. Better use a savebed next time. "
122 . "H<Always apply a bed of reality to disconnect from the server.>",
123 cf::NDI_RED
124 );
125 }
62 } 126 }
127
128 $ob->goto ($map, $x, $y);
63} 129}
64 130
65# delete a player directory, be non-blocking AND synchronous... 131# delete a player directory, be non-blocking AND synchronous...
66# (thats hard, so we crap out and fork). 132# (that's hard, so we crap out and fork).
67sub nuke_playerdir { 133sub nuke_playerdir {
68 my ($user) = @_; 134 my ($user) = @_;
69 135
70 aio_stat "$PLAYERDIR/$user"; 136 my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
71 system "cd \Q$PLAYERDIR\E "
72 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
73 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
74}
75 137
76sub addme { 138 cf::fork_call {
139 rename "$PLAYERDIR/$user", $temp;
140 system "rm", "-rf", $temp;
141 };
142}
143
144cf::client->attach (on_addme => sub {
77 my ($ns) = @_; 145 my ($ns) = @_;
78 146
79 $ns->destroy if $ns->pl; 147 $ns->pl and return $ns->destroy;
80 148
81 $ns->async (sub { 149 $ns->async (sub {
150 $Coro::current->{desc} = "addme init";
151
82 my ($user, $pass); 152 my ($user, $pass);
83 153
84 $ns->send_packet ("addme_success"); 154 $ns->send_packet ("addme_success");
85 155
86 for (;;) { 156 for (;;) {
91 cf::NDI_BLUE 161 cf::NDI_BLUE
92 ); 162 );
93 163
94 # read username 164 # read username
95 while () { 165 while () {
96 $user = query $ns, 0, "What is your name?\n:"; 166 $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
97 167
98 if ($cf::LOGIN_LOCK{$user}) { 168 if ($cf::LOGIN_LOCK{$user}) {
99 $ns->send_drawinfo ( 169 $ns->send_drawinfo (
100 "That username is currently used in another login session. " 170 "That username is currently used in another login session. "
101 . "Chose another, or wait till the other session has ended.", 171 . "Chose another, or wait till the other session has ended.",
102 cf::NDI_RED 172 cf::NDI_RED
103 ); 173 );
104 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { 174 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z/) {
105 last; 175 last;
106 } else { 176 } else {
107 $ns->send_drawinfo ( 177 $ns->send_drawinfo (
108 "Your username contains illegal characters " 178 "Your username contains illegal characters "
109 . "(only a-z, A-Z and 0-9 are allowed), " 179 . "(only a-z, A-Z and 0-9 are allowed), "
110 . "or is not between 3 and 18 characters in length.", 180 . "or is not between 3 and 20 characters in length.",
111 cf::NDI_RED 181 cf::NDI_RED
112 ); 182 );
113 } 183 }
184 Coro::Timer::sleep 0.4;
114 } 185 }
115 186
116 check_playing $ns, $user and next; 187 check_playing $ns, $user and next;
188
189 $Coro::current->{desc} = "addme($user) pass";
117 190
118 $ns->send_drawinfo ( 191 $ns->send_drawinfo (
119 "Welcome $user, please enter your password now. " 192 "Welcome $user, please enter your password now. "
120 . "New users should now choose a password. " 193 . "New users should now choose a password. "
121 . "Anything your client lets you enter is fine.", 194 . "Anything your client lets you enter is fine.",
129 $ns->send_drawinfo ( 202 $ns->send_drawinfo (
130 "Try to use at least three characters as your password please, " 203 "Try to use at least three characters as your password please, "
131 . "that cannot be too much to ask for :)", 204 . "that cannot be too much to ask for :)",
132 cf::NDI_RED 205 cf::NDI_RED
133 ); 206 );
207 Coro::Timer::sleep 0.4;
134 } 208 }
135 209
136 # lock this username for the remainder of this login session 210 # lock this username for the remainder of this login session
137 if ($cf::LOGIN_LOCK{$user}) { 211 if ($cf::LOGIN_LOCK{$user}) {
138 $ns->send_drawinfo ( 212 $ns->send_drawinfo (
144 } 218 }
145 local $cf::LOGIN_LOCK{$user} = 1; 219 local $cf::LOGIN_LOCK{$user} = 1;
146 220
147 check_playing $ns, $user and next; 221 check_playing $ns, $user and next;
148 222
223 $Coro::current->{desc} = "addme($user) check";
224
149 # try to read the user file and check the password 225 # try to read the user file and check the password
150 if (my $fh = aio_open cf::player::path $user, O_RDONLY, 0) { 226 if (my $pl = cf::player::find $user) {
227 aio_stat $pl->path and next;
151 my $mtime = (stat $fh)[9]; 228 my $mtime = (stat _)[9];
152
153 0 < aio_read $fh, 0, 16384, my $buf, 0 or next;
154 $buf =~ /^password (\S+)$/m or next;
155 my $hash = $1; 229 my $hash = $pl->password;
156 230
157 if ($hash eq crypt $pass, $hash) { 231 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) {
158 nuke_str $pass; 232 nuke_str $pass;
159 # password matches, wonderful 233 # password matches, wonderful
160 my $pl = cf::player::find $user or next; 234 my $pl = cf::player::find $user or next;
161 $pl->connect ($ns); 235 $pl->connect ($ns);
162 check_clean_save $pl; 236 enter_map $pl;
163 last; 237 last;
164 } elsif (can_cleanup $buf, $mtime) { 238 } elsif (can_cleanup $pl, $mtime) {
165 Coro::Timer::sleep 1; 239 Coro::Timer::sleep 1;
166 240
167 $ns->send_drawinfo ( 241 $ns->send_drawinfo (
168 "Player exists, but password does not match. If this is your account, " 242 "Player exists, but password does not match. If this is your account, "
169 . "please try again. If not, you can now decide to take over this account " 243 . "please try again. If not, you can now decide to take over this account "
177 251
178 # check if the file hasn't changed 252 # check if the file hasn't changed
179 aio_stat cf::player::path $user and next; 253 aio_stat cf::player::path $user and next;
180 $mtime == (stat _)[9] or next; 254 $mtime == (stat _)[9] or next;
181 255
182 nuke_playerdir $user; 256 $pl->quit_character;
183 257
184 # fall through to creation 258 # fall through to creation
185 } else { 259 } else {
186 nuke_str $pass; 260 nuke_str $pass;
187 261
192 . "(check for Numlock and other semi-obvious error sources).", 266 . "(check for Numlock and other semi-obvious error sources).",
193 cf::NDI_RED 267 cf::NDI_RED
194 ); 268 );
195 next; 269 next;
196 } 270 }
271 } else {
272 # unable to load the playerfile:
273 # check wether the player dir exists, which means the file is corrupted or
274 # something very similar.
275 if (!aio_stat cf::player::playerdir $user) {
276 $ns->send_drawinfo (
277 "Unable to retrieve this player. It might be a locked or broken account. "
278 . "If this is your account, ask a dungeon master for assistance. "
279 . "Otherwise choose a different login name.",
280 cf::NDI_RED
281 );
282 next;
283 }
197 } 284 }
198 285
199 # the rest of this function is character creation 286 # the rest of this function is character creation
287 $Coro::current->{desc} = "addme($user) chargen";
200 288
201 # just to make sure nothing is left over 289 # just to make sure nothing is left over
202 nuke_playerdir $user; 290 nuke_playerdir $user;
203 291
204 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 292 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
208 nuke_str $pass2; 296 nuke_str $pass2;
209 $ns->send_drawinfo ( 297 $ns->send_drawinfo (
210 "The passwords do not match, please try again.", 298 "The passwords do not match, please try again.",
211 cf::NDI_RED 299 cf::NDI_RED
212 ); 300 );
301 Coro::Timer::sleep 0.5;
213 next; 302 next;
214 } 303 }
215 304
216 nuke_str $pass2; 305 nuke_str $pass2;
217 306
218 my $pl = cf::player::new $user; 307 my $pl = cf::player::new $user;
219 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); 308 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
220 nuke_str $pass; 309 nuke_str $pass;
221 $pl->connect ($ns); 310 $pl->connect ($ns);
222
223 my $ob = $pl->ob; 311 my $ob = $pl->ob;
312
313 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
224 314
225 while () { 315 while () {
226 $ob->update_stats; 316 $ob->update_stats;
227 $pl->save_stats; 317 $pl->save_stats;
228 318
238 $ob->swap_stats ($res - 1, $swap - 1); 328 $ob->swap_stats ($res - 1, $swap - 1);
239 } 329 }
240 } else { 330 } else {
241 $ob->roll_stats; 331 $ob->roll_stats;
242 } 332 }
333
334 Coro::Timer::sleep 0.05;
243 } 335 }
244 336
245 $ob->set_animation (2); 337 $ob->set_animation (2);
246 $ob->add_statbonus; 338 $ob->add_statbonus;
247 339
248 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); 340 while () {
249 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, 341 $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
342 my $msg = $ob->msg;
343 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
344 $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
345
346 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
250 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); 347 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
251 348
252 $ns->state (cf::ST_CHANGE_CLASS); 349 last if $res =~ /[dD]/;
350
351 $pl->chargen_race_next;
352 Coro::Timer::sleep 0.2;
353 }
354
355 # create the playerdir, if necessary, as chargen_race_done did it before
356 # presumably because of unique maps
357 aio_mkdir playerdir $pl, 0770;
358 $pl->chargen_race_done;
359
360 while () {
361 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
362 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
363
364 if ($res =~ /^[fF]/) {
365 $pl->gender (1);
366 last;
367 } elsif ($res =~ /^[mM]/) {
368 $pl->gender (0);
369 last;
370 }
371 Coro::Timer::sleep 0.2;
372 }
373
374 $ob->reply (undef, "Welcome to Deliantra!");
375
376 # XXX: Workaround for delayed client ext protocol handshake
377 $pl->esrv_new_player;
378
253 delete $pl->{deny_save};#d# too early 379 delete $pl->{deny_save};
254 380
255 last; 381 last;
256 } 382 }
257 }); 383 });
258} 384});
259 385
260# "Quitting will delete your character PERMANENTLY. If you are sure you want to do this, then use the quit_character command instead of quit." 386cf::register_command quit => sub {
261# "Quitting will delete your character.\nAre you sure you want to quit (y/n):" 387 my ($ob, $arg) = @_;
262# quit, quit_character, save 388
389 $ob->send_msg (undef,
390 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
391 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
392 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
393};
394
395cf::register_command quit_character => sub {
396 my ($ob, $arg) = @_;
397
398 my $pl = $ob->contr;
399
400 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
401 if ($_[0] !~ /^[yY]/) {
402 $ob->send_msg (undef, "Ok, not not quitting then.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
403 } else {
404 $ob->send_msg (undef, "Ok, quitting, hope to see you again.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
405 $pl->ns->flush;
406 cf::async { $pl->quit_character };
407 }
408 });
409};
263 410
264cf::object->attach ( 411cf::object->attach (
265 type => cf::SAVEBED, 412 type => cf::SAVEBED,
266 on_apply => sub { 413 on_apply => sub {
267 my ($bed, $ob) = @_; 414 my ($bed, $ob) = @_;
268 415
269 return cf::override 0 unless $ob->type == cf::PLAYER; 416 return cf::override 0 unless $ob->type == cf::PLAYER;
270 417
271 my $pl = $ob->pl; 418 my $pl = $ob->contr;
272 419
273 # update respawn position 420 # update respawn position
274 $pl->savebed ($bed->map->path, $bed->x, $bed->y); 421 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
422 cf::async { $pl->save };
275 423
276 $pl->killer ("left"); 424 my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
277 $ob->check_score; 425 $ob->check_score;
278 426
279 $ob->reply (undef, "In the future, you will wake up here when you die."); 427 $ob->send_msg ($cf::SAY_CHANNEL => "In the future, you will wake up here when you die.", cf::NDI_DEF | cf::NDI_REPLY);
280 428
281 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 429 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
282 if ($_[0] !~ /^[yY]/) { 430 if ($_[0] !~ /^[yY]/) {
283 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 431 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
284 $pl->deactivate; 432 $pl->deactivate;
285 $pl->ns->destroy; 433 $pl->ns->destroy;
286 } else { 434 } else {
287 cf::async { 435 cf::async { $pl->save };
288 $pl->{clean_save} = 1;
289 $pl->save;
290 };
291 } 436 }
292 }); 437 });
293 }, 438 },
294); 439);
295 440
306 451
307 if ($cleanly) { 452 if ($cleanly) {
308 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 453 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
309 } else { 454 } else {
310 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 455 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
456 $pl->{unclean_save} = $cf::RUNTIME
457 unless safe_spot $pl;
311 } 458 }
312 }, 459 },
313); 460);
314 461
315cf::client->attach (
316 on_addme => \&addme,
317);
318 462
319#############################################################################
320
321our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
322our $SWAP_TIMEOUT = 30; # time after which an unused player is evicted form memory
323our $SAVE_TIMEOUT = 20; # save players every n seconds
324our $SAVE_INTERVAL = 0.1; # save at max. one player every $SAVE_INTERVAL
325
326our $SCHEDULER = cf::async_ext {
327 while () {
328 Coro::Timer::sleep $SCHEDULE_INTERVAL;
329
330 # this weird form of iteration over values is used because
331 # the hash changes underneath us frequently, and for
332 # keeps a direct reference to the value without (in 5.8 perls)
333 # keeping a reference, so this is prone to crashes or worse.
334 my @players = keys %cf::PLAYER;
335 for (@players) {
336 my $pl = $cf::PLAYER{$_}
337 or next;
338 $pl->valid or next;
339
340 eval {
341 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
342 $pl->save;
343 Coro::Timer::sleep $SAVE_INTERVAL;
344 }
345 };
346 warn $@ if $@;
347 Coro::cede;
348 };
349 }
350};
351
352$SCHEDULER->prio (1);
353

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