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Comparing deliantra/server/ext/login.ext (file contents):
Revision 1.44 by root, Mon Apr 23 19:10:16 2007 UTC vs.
Revision 1.135 by root, Wed Apr 25 04:58:46 2018 UTC

1#! perl # MANDATORY 1#! perl # mandatory depends=highscore
2 2
3# login handling 3# login handling
4 4
5use Fcntl; 5use Fcntl;
6use Coro::AIO; 6use Coro::AIO;
7use List::Util qw(min max); 7use Deliantra::Util ();
8 8
9# paranoia function to overwrite a string-in-place 9CONF MAX_DISCONNECT_TIME = 3600;
10sub nuke_str { 10
11 substr $_[0], 0, (length $_[0]), "x" x length $_[0] 11our $VALID_LOGIN = qr<^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,19}\z>;
12our %LOGIN_LOCK;
13
14# utility function to send messages to the client before
15# we have a player object to format them for. does not
16# escape anything.
17sub send_log ($$$) {
18 $_[0]->send_packet ("msg $_[2] log $_[1]");
12} 19}
13 20
14sub query { 21sub query {
15 my ($ns, $flags, $text) = @_; 22 my ($ns, $flags, $text) = @_;
16 23
17 my $current = $Coro::current; 24 $ns->query ($flags, $text, Coro::rouse_cb);
18 $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] }); 25 Coro::rouse_wait
19 Coro::schedule while ref $current;
20
21 $current
22} 26}
23 27
24sub can_cleanup { 28sub can_cleanup {
29 # highscore list is not cleared out, rethink
30 # also, admin accounts can be hacked this way, if unused for long.
31 return 0;
32
25 my ($pl, $mtime) = @_; 33 my ($pl, $mtime) = @_;
26 34
27 my $age = time - $mtime; 35 my $age = time - $mtime;
28 my $level = $pl->ob->level; 36 my $level = $pl->ob->level;
29 37
31 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 39 || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9
32 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 40 || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20
33 || $age > 700 * 86400 # 2 years for everybody else 41 || $age > 700 * 86400 # 2 years for everybody else
34} 42}
35 43
36sub check_playing { 44# return a guard object for a lock on the given username, if available
45sub login_guard {
37 my ($ns, $user) = @_; 46 my ($user) = @_;
38 47
48 exists $LOGIN_LOCK{$user}
49 and return undef;
50
39 return unless cf::player::find_active $user; 51 cf::player::find_active $user
52 and return undef;
40 53
41 $ns->send_drawinfo ( 54 undef $LOGIN_LOCK{$user};
42 "That player is already logged in on this server. " 55 Guard::guard { delete $LOGIN_LOCK{$user} }
43 . "If you want to create a new player, choose another name. "
44 . "If you are already a registered player, make sure nobody "
45 . "else is using your account at this time. If you lost your conenction "
46 . "then the server will likely timeout within a minute. If you still "
47 . "cannot log-in after a minute, you are still logged in. Make sure "
48 . "you do not have another client running. If you use windows, reboot, "
49 . "this will fix anything.",
50 cf::NDI_RED
51 );
52
53 1
54} 56}
55 57
56sub check_clean_save { 58sub safe_spot($) {
57 my ($pl) = @_; 59 my ($pl) = @_;
60
61 my $ob = $pl->ob;
58 62
63 my $m = $ob->map
64 or return;
65 my $x = $ob->x;
66 my $y = $ob->y;
67
68 # never happens normally, but helps when shell users make mistakes
69 $m->linkable
70 or return 1;
71
72 scalar grep $_->type == cf::SAVEBED, $m->at ($x, $y)
73}
74
75sub enter_map {
76 my ($pl) = @_;
77
78 my $ob = $pl->ob;
79
80 my ($map, $x, $y)
81 = $ob->{_link_pos}
82 ? @{delete $ob->{_link_pos}}
83 : ($pl->maplevel, $ob->x, $ob->y);
84
85 $ob->enter_link;
86
87 my $m = cf::map::find $map;
59 if (my $time = delete $pl->{unclean_save}) { 88 my $time = delete $pl->{unclean_save};
60 $pl->ns->send_drawinfo ( 89
90 if ($time && $m) {
91 if ($time < $m->{instantiate_time}) {
92 # the map was reset in the meantime
93 my $age = $cf::RUNTIME - $time;
94
95 cf::info $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d#
96
97 if ($age >= $MAX_DISCONNECT_TIME) {
98 $ob->message (
99 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
100 . "Unfortunately, nobody was near to help you when the monsters arrived to eat you. "
101 . "Maybe you can find comfort in the thought that your body was quite satisfying in taste... "
102 . "H<You disconnected too long without having used a savebed.>",
103 cf::NDI_RED | cf::NDI_REPLY
104 );
105 # kill them.
106 # reminds me of the famous badness 10000 syndrome...
107 $ob->stats->hp (-10000); #] if they survive this they deserved to live
108 my $killer = cf::arch::get "killer_login"; $pl->killer ($killer); $killer->destroy;
109 } else {
110 ($map, $x, $y) = $pl->savebed;
111
112 $ob->message (
113 "You didn't use a bed to reality to leave this realm, leaving your body in great danger. "
114 . "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. "
115 . "Better use a savebed next time, much worse things could have happened... "
116 . "H<You disconnected without having used a savebed. When you do that for too long, you might die.>",
117 cf::NDI_RED | cf::NDI_REPLY
118 );
119 }
120 } else {
121 $ob->message (
61 "You didn't use a savebed to leave this realm. This is very dangerous, " 122 "You didn't use a bed to reality to leave this realm. This is very dangerous, "
62 . "as lots of things could happen when you leave by other means, such as cave-ins, " 123 . "as lots of things could happen when you leave by other means, such as cave-ins, "
63 . "or monsters suddenly snapping your body. Better use a savebed next time.", 124 . "or monsters suddenly snapping your body. Better use a savebed next time. "
64 cf::NDI_RED 125 . "H<Always apply a bed of reality to disconnect from the server.>",
126 cf::NDI_RED | cf::NDI_REPLY
65 ); 127 );
66 #d#TODO 128 }
67 } 129 }
68}
69 130
70# delete a player directory, be non-blocking AND synchronous... 131 $ob->goto ($map, $x, $y);
71# (thats hard, so we crap out and fork). 132}
133
134sub encode_password($) {
135 unpack "H*", Deliantra::Util::hash_pw $_[0]
136}
137
138sub compare_password($$) {
139 my ($pass, $token) = @_;
140
141 if ($token =~ /!!(.*)/) {
142 return +(substr $pass, 0, 8) eq pack "H*", $1;
143 } elsif ($token =~ /!(.*)/) {
144 return $pass eq pack "H*", $1;
145 } else {
146 return $token eq encode_password $pass;
147 }
148}
149
150# delete a player directory
72sub nuke_playerdir { 151sub nuke_playerdir {
73 my ($user) = @_; 152 my ($user) = @_;
74 153
154 my $lock = cf::lock_acquire "ext::login::nuke_playerdir";
155
156 my $temp = "$PLAYERDIR/~$Coro::current~deleting~";
75 aio_stat "$PLAYERDIR/$user"; 157 aio_rename "$PLAYERDIR/$user", $temp;
76 system "cd \Q$PLAYERDIR\E " 158 IO::AIO::aio_rmtree $temp;
77 . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null "
78 . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)";
79} 159}
80 160
81sub send_capabilities { 161sub login {
162 my ($pl) = @_;
163
164 # handle character creation, if neccessary
165 # the rest of this function is character creation
166
167 my $ns = $pl->ns;
168 my $ob = $pl->ob;
169
170 if ($pl->{chargen} eq "init") {
171 $ob->goto ($pl->maplevel, $ob->x, $ob->y);
172
173 # create the playerdir, if necessary, as chargen_race_done did it before
174 # presumably because of unique maps
175 aio_mkdir playerdir $pl, 0770;
176 delete $pl->{deny_save}; # set by new
177 $pl->save;
178
179 $pl->{chargen} = "stats";
180 }
181
182 if ($pl->{chargen} eq "stats") {
183 while () {
184 $ob->update_stats;
185 $pl->save_stats;
186
187 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
188 "[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
189
190 if ($res =~ /^[Nn]/) {
191 last;
192 } elsif ($res > 0 && $res <= 7) {
193 my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
194
195 if ($swap > 0 && $swap <= 7) {
196 $ob->swap_stats ($res - 1, $swap - 1);
197 }
198 } else {
199 $ob->roll_stats;
200 }
201
202 Coro::Timer::sleep 0.05;
203 }
204
205 $ob->set_animation (2);
206 $ob->add_statbonus;
207
208 $pl->{chargen} = "race";
209 }
210
211 if ($pl->{chargen} eq "race") {
212 while () {
213 $ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1);
214 my $msg = $ob->msg;
215 $msg =~ s/(?<=\S)\n(?=\S)/ /g;
216 $ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE);
217
218 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
219 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n";
220
221 last if $res =~ /[dD]/;
222
223 $pl->chargen_race_next;
224 Coro::Timer::sleep 0.05;
225 }
226
227 $pl->chargen_race_done;
228 $pl->{chargen} = "gender";
229 }
230
231 if ($pl->{chargen} eq "race") {
232 while () {
233 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
234 "Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n";
235
236 if ($res =~ /^[fF]/) {
237 $pl->gender (1);
238 last;
239 } elsif ($res =~ /^[mM]/) {
240 $pl->gender (0);
241 last;
242 }
243 Coro::Timer::sleep 0.05;
244 }
245 $pl->{chargen} = "done";
246 }
247
248 $ns->state (cf::ST_PLAYING);
249
250 if ($pl->{chargen} eq "done") {
251 # XXX: Workaround for delayed client ext protocol handshake
252 $pl->esrv_new_player;
253
254 $pl->{chargen} = "done";
255 }
256
257 $ns->update_command_faces;
258
259 $ob->reply (undef, "Welcome to Deliantra!");
260
261 if (0 < Coro::AIO::aio_load "$cf::CONFDIR/motd", my $motd) {
262 $pl->ns->send_msg ("c/motd" => $motd, cf::NDI_CLEAR);
263 }
264}
265
266sub chargen {
267 my ($ns, $user, $hash) = @_;
268
269 # just to make sure nothing is left over
270 # normally, nothing is there.
271 nuke_playerdir $user;
272
273 my $pl = cf::player::new $user;
274 $pl->password (unpack "H*", $hash);
275 $pl->connect ($ns);
276
277 $pl->{chargen} = "init";
278
279 login $pl;
280}
281
282cf::client->attach (on_addme => sub {
82 my ($ns) = @_; 283 my ($ns) = @_;
83 284
84 return unless $ns->extcmd;
85
86 $ns->ext_event (capabilities =>
87 # id, name, flags (1 == 2d), edge length
88 tileset => [[1, "default 64x64 faceset", 1, 64], [0, "default 32x32 faceset", 1, 32]],
89 );
90}
91
92sub setup {
93 my ($ns, $args) = @_;
94
95 # run through the cmds of setup
96 # syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
97 #
98 # we send the status of the cmd back, or a FALSE is the cmd is the server unknown
99 # The client then must sort this out
100
101 my %setup = split / +/, $args;
102 while (my ($k, $v) = each %setup) {
103 if ($k eq "sound") {
104 $ns->sound ($v);
105
106 } elsif ($k eq "exp64") {
107 $setup{$k} = 1;
108
109 } elsif ($k eq "spellmon") {
110 $ns->monitor_spells ($v);
111
112 } elsif ($k eq "darkness") {
113 $ns->darkness ($v);
114
115 } elsif ($k eq "map1cmd") {
116 $ns->mapmode (cf::Map1Cmd) if $v > 0;
117
118 } elsif ($k eq "map1acmd") {
119 $ns->mapmode (cf::Map1aCmd) if $v > 0;
120
121 } elsif ($k eq "map2cmd") {
122 # gcfclient bug, map1acmd is sent too late
123 $ns->mapmode (cf::Map1aCmd);
124 $setup{$k} = "FALSE";
125
126 } elsif ($k eq "newmapcmd") {
127 $ns->newmapcmd ($v);
128
129 } elsif ($k eq "mapinfocmd") {
130 $ns->mapinfocmd ($v);
131
132 } elsif ($k eq "extcmd") {
133 $ns->extcmd ($v > 0);
134 send_capabilities $ns;
135
136 } elsif ($k eq "extmap") {
137 $ns->extmap ($v);
138
139 } elsif ($k eq "facecache") {
140 if (!$v) {
141 $v = 1;
142 $setup{$k} = $v;
143 $ns->send_drawinfo ("(trying to forcefully enable facecaching)", cf::NDI_RED);
144 }
145
146 $ns->facecache ($v);
147
148 } elsif ($k eq "faceset") {
149 $ns->faceset (0);
150 $setup{$k} = 0;
151 # $ns->image2 (1)
152
153 } elsif ($k eq "tileset") {
154 $setup{$k} = $ns->faceset ($v & 1);
155
156 } elsif ($k eq "itemcmd") {
157 # Version of the item protocol command to use. Currently,
158 # only supported versions are 1 and 2. Using a numeric
159 # value will make it very easy to extend this in the future.
160 $ns->itemcmd ($v) if $v >= 1 && $v <= 2;
161
162 $setup{$k} = $ns->itemcmd;
163
164 } elsif ($k eq "mapsize") {
165 my ($x, $y) = split /x/, $v;
166
167 $ns->mapx ($x = max 9, min cf::MAP_CLIENT_X, ($x - 1) | 1);
168 $ns->mapy ($y = max 9, min cf::MAP_CLIENT_Y, ($y - 1) | 1);
169
170 $setup{$k} = "${x}x${y}";
171
172 } elsif ($k eq "extendedMapInfos") {
173 $ns->ext_mapinfos ($v);
174
175 } elsif ($k eq "extendedTextInfos") {
176 $ns->has_readable_type ($v);
177
178 } elsif ($k eq "smoothing") { # cfplus-style smoothing
179 $ns->smoothing ($v);
180
181 } elsif ($k eq "fxix") {
182 $ns->fxix ($v);
183
184 } elsif ($k eq "msg") {
185 $ns->{setup}{msg} = $v;
186
187 } elsif ($k eq "excmd") {
188 # we support it
189
190 } else {
191 # other commands:
192 # sexp: no idea, probably for oudated servers
193 # tick: more stupidity, server should sned a tick per tick
194
195 $setup{$k} = "FALSE";
196 }
197 }
198
199 $ns->send_packet (join " ", setup => %setup);
200
201 cf::datalog setup =>
202 request => $args,
203 reply => \%setup,
204 client => $ns->version,
205 ;
206}
207
208sub addme {
209 my ($ns) = @_;
210
211 if (!$ns->facecache)
212 {
213 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
214
215
216***
217*** WARNING:
218*** Your client does not support face/image caching,
219*** or it has been disabled. Face caching is mandatory
220*** so please enable it or use a newer client.
221***
222*** Look at your client preferences:
223***
224*** CFPlus: all known versions automatically enable the facecache.
225*** cfclient: use the -cache commandline option.
226*** cfclient: map will not redraw automatically (bug).
227*** gcfclient: use -cache commandline option, or enable
228*** gcfclient: Client=>Configure=>Map & Image=>Cache Images.
229*** jcrossclient: your client is broken, use CFPlus or gcfclient.
230***
231***
232EOF
233 if ($ns->version =~ /jcrossclient/) {
234 # let them, for now
235 } else {
236 $ns->flush;
237 return $ns->destroy;
238 }
239
240 # $ns->facecache = true;
241 }
242
243 if ($ns->mapmode < cf::Map1aCmd) {
244 $ns->send_drawinfo (<<EOF, cf::NDI_RED);
245
246
247***
248*** WARNING:
249*** Your client is too old. Please upgrade to a newer version.
250EOF
251
252 $ns->flush;
253 return $ns->destroy;
254 }
255
256 $ns->pl and return $ns->destroy; 285 $ns->{addme}++ and return $ns->destroy;
257 286
258 $ns->async (sub { 287 $ns->async (sub {
288 $Coro::current->{desc} = "addme init";
289
259 my ($user, $pass); 290 my ($user, $pass);
260 291
261 $ns->send_packet ("addme_success"); 292 $ns->send_packet ("addme_success");
262 293
263 for (;;) { 294 for (;;) {
264 $ns->send_drawinfo ( 295 delete $ns->{login_guard};
296
297 send_log $ns,
265 "Please enter your username now. If you are a new user, " 298 "Please enter your username now. If you are a new user, "
266 . "make one up that describes your character best. " 299 . "make one up that describes your character best. "
267 . "Only letters and digits are allowed, though.", 300 . "Only letters and digits are allowed, though.",
268 cf::NDI_BLUE 301 cf::NDI_BLUE | cf::NDI_REPLY
269 ); 302 ;
270 303
271 # read username 304 # read username
272 while () { 305 while () {
273 $user = query $ns, 0, "What is your name?\n:"; 306 $user = query $ns, 0, "What is your name? (login names are case-sensitive)\n:";
274 307
275 if ($cf::LOGIN_LOCK{$user}) { 308 if ($user =~ $VALID_LOGIN) {
276 $ns->send_drawinfo (
277 "That username is currently used in another login session. "
278 . "Chose another, or wait till the other session has ended.",
279 cf::NDI_RED
280 );
281 } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) {
282 last; 309 last;
283 } else { 310 } else {
284 $ns->send_drawinfo ( 311 send_log $ns,
285 "Your username contains illegal characters " 312 "Your username contains illegal characters "
286 . "(only a-z, A-Z and 0-9 are allowed), " 313 . "(only a-z, A-Z and 0-9 are allowed), "
287 . "or is not between 3 and 18 characters in length.", 314 . "or is not between 3 and 20 characters in length.",
288 cf::NDI_RED 315 cf::NDI_RED | cf::NDI_REPLY
289 ); 316 ;
290 } 317 }
318 Coro::Timer::sleep 0.4;
291 } 319 }
292 320
293 check_playing $ns, $user and next; 321 $Coro::current->{desc} = "addme($user)";
294 322
295 $ns->send_drawinfo ( 323 send_log $ns,
296 "Welcome $user, please enter your password now. " 324 "Welcome $user, please enter your password now. "
297 . "New users should now choose a password. " 325 . "New users should now choose a password. "
298 . "Anything your client lets you enter is fine.", 326 . "Anything your client lets you enter is fine.",
299 cf::NDI_BLUE 327 cf::NDI_BLUE | cf::NDI_REPLY
300 ); 328 ;
301 329
302 # read password 330 # read password
303 while () { 331 while () {
304 $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:"; 332 $pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:";
305 last if $pass =~ /.../; 333 last if $pass =~ /.../;
306 $ns->send_drawinfo ( 334 send_log $ns,
307 "Try to use at least three characters as your password please, " 335 "Try to use at least three characters as your password please, "
308 . "that cannot be too much to ask for :)", 336 . "that cannot be too much to ask for :)",
309 cf::NDI_RED 337 cf::NDI_RED | cf::NDI_REPLY
310 ); 338 ;
339 Coro::Timer::sleep 0.4;
311 } 340 }
312 341
313 # lock this username for the remainder of this login session 342 $ns->{login_guard} = login_guard $user
314 if ($cf::LOGIN_LOCK{$user}) { 343 or do {
315 $ns->send_drawinfo ( 344 send_log $ns,
316 "That username is currently used in another login session. " 345 "That user is already logged in (or is logging in)."
317 . "Chose another, or wait till the other session has ended.", 346 . "Chose another, or wait till the other session has ended.",
318 cf::NDI_RED 347 cf::NDI_RED | cf::NDI_REPLY
348 ;
349 next;
319 ); 350 };
320 next;
321 }
322 local $cf::LOGIN_LOCK{$user} = 1;
323
324 check_playing $ns, $user and next;
325 351
326 # try to read the user file and check the password 352 # try to read the user file and check the password
327 if (my $pl = cf::player::find $user) { 353 if (my $pl = cf::player::find $user) {
328 aio_stat $pl->path and next; 354 aio_stat $pl->path and next;
329 my $mtime = (stat _)[9]; 355 my $mtime = (stat _)[9];
330 my $hash = $pl->password; 356 my $token = $pl->password;
331 357
332 if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) { 358 if ($cf::CFG{ext_login_nocheck} or compare_password $pass, $token) {
333 nuke_str $pass; 359 # player exists and passwords match - we can proceed
360
334 # password matches, wonderful 361 # password matches, wonderful
335 my $pl = cf::player::find $user or next; 362 my $pl = cf::player::find $user or next;
336 $pl->connect ($ns); 363 $pl->connect ($ns);
337 check_clean_save $pl; 364 enter_map $pl;
365 login $pl;
338 last; 366 return;
339 } elsif (can_cleanup $pl, $mtime) { 367 } elsif (can_cleanup $pl, $mtime) {
340 Coro::Timer::sleep 1; 368 Coro::Timer::sleep 1;
341 369
342 $ns->send_drawinfo ( 370 send_log $ns,
343 "Player exists, but password does not match. If this is your account, " 371 "Player exists, but password does not match. If this is your account, "
344 . "please try again. If not, you can now decide to take over this account " 372 . "please try again. If not, you can now decide to take over this account "
345 . "because it has not been in-use for some time.", 373 . "because it has not been in-use for some time.",
346 cf::NDI_RED 374 cf::NDI_RED | cf::NDI_REPLY
347 ); 375 ;
348 376
349 #TODO: nuke_str
350 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ 377 (query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/
351 or next; 378 or next;
352 379
353 # check if the file hasn't changed 380 # check if the file hasn't changed
354 aio_stat cf::player::path $user and next; 381 aio_stat cf::player::path $user and next;
356 383
357 $pl->quit_character; 384 $pl->quit_character;
358 385
359 # fall through to creation 386 # fall through to creation
360 } else { 387 } else {
361 nuke_str $pass;
362
363 Coro::Timer::sleep 1; 388 Coro::Timer::sleep 1;
364 389
365 $ns->send_drawinfo ( 390 send_log $ns,
366 "Wrong username or password. Please try again " 391 "Wrong username or password. Please try again "
367 . "(check for Numlock and other semi-obvious error sources).", 392 . "(check for Numlock and other semi-obvious error sources).",
368 cf::NDI_RED 393 cf::NDI_RED | cf::NDI_REPLY
369 ); 394 ;
370 next; 395 next;
371 } 396 }
372 } else { 397 } else {
373 # unable to load the playerfile: 398 # unable to load the playerfile:
374 # check wether the player dir exists, which means the file is corrupted or 399 # check whether the player dir exists, which means the file is corrupted or
375 # something very similar. 400 # something very similar.
376 if (!aio_stat cf::player::playerdir $user) { 401 if (!aio_stat cf::player::playerdir $user) {
377 $ns->send_drawinfo ( 402 send_log $ns,
378 "Unable to retrieve this player. It might be a locked or broken account. " 403 "Unable to retrieve this player. It might be a locked or broken account. "
379 . "If this is your account, ask a dungeon master for assistance. " 404 . "If this is your account, ask a dungeon master for assistance. "
380 . "Otherwise choose a different login name.", 405 . "Otherwise choose a different login name.",
381 cf::NDI_RED 406 cf::NDI_RED | cf::NDI_REPLY
382 ); 407 ;
383 next; 408 next;
384 } 409 }
385 } 410 }
386 411
387 # the rest of this function is character creation
388
389 # just to make sure nothing is left over
390 nuke_playerdir $user;
391
392 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; 412 my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again.";
393 413
394 if ($pass2 ne $pass) { 414 if ($pass2 ne $pass) {
395 nuke_str $pass; 415 send_log $ns,
396 nuke_str $pass2;
397 $ns->send_drawinfo (
398 "The passwords do not match, please try again.", 416 "The passwords do not match, please try again.",
399 cf::NDI_RED 417 cf::NDI_RED | cf::NDI_REPLY
400 ); 418 ;
419 Coro::Timer::sleep 0.5;
401 next; 420 next;
402 } 421 }
403 422
404 nuke_str $pass2;
405
406 my $pl = cf::player::new $user;
407 $pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]);
408 nuke_str $pass;
409 $pl->connect ($ns);
410
411 my $ob = $pl->ob;
412
413 while () {
414 $ob->update_stats;
415 $pl->save_stats;
416
417 my $res = query $ns, cf::CS_QUERY_SINGLECHAR,
418 "[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?";
419
420 if ($res =~ /^[Nn]/) {
421 last;
422 } elsif ($res > 0 && $res <= 7) {
423 my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?";
424
425 if ($swap > 0 && $swap <= 7) {
426 $ob->swap_stats ($res - 1, $swap - 1);
427 }
428 } else {
429 $ob->roll_stats;
430 }
431 }
432
433 $ob->set_animation (2);
434 $ob->add_statbonus;
435
436 $ns->send_drawinfo ($ob->msg, cf::NDI_BLUE);
437 $ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR,
438 "Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n");
439
440 $ns->state (cf::ST_CHANGE_CLASS);
441 delete $pl->{deny_save};#d# too early
442
443 last; 423 last;
444 } 424 }
425
426 chargen $ns, $user, Deliantra::Util::hash_pw $pass;
445 }); 427 });
446} 428});
429
430cf::client->attach (
431 on_version => sub {
432 my ($ns, $arg) = @_;
433
434 # perl probably uses lrand48, which is not secure at all
435 # maybe require linux and use /dev/urandom.
436 $ns->{nonces} = [map { join "", map { chr rand 256 } 0..63 } 1..2];
437 $ns->ext_msg (nonces => @{ $ns->{nonces} });
438 },
439);
440
441cf::register_async_exticmd create_login => sub {
442 my ($ns, $reply, $user, $pass) = @_;
443
444 $ns->{addme}++ and return $ns->destroy;
445
446 $ns->async (sub {
447 my $fail = sub {
448 $reply->(0, $_[0]);
449 $ns->flush; # does not ensure that the data reaches the client - TODO
450 # need to do this in another thread, as this one gets canceled
451 Coro::async_pool {
452 Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack
453 $ns->destroy if $ns->valid;
454 };
455 Coro::schedule; # do the destroy, should not return
456 };
457
458 $user =~ $VALID_LOGIN
459 or return $fail (
460 "Your username contains illegal characters (only a-z, A-Z and 0-9 are allowed), "
461 . "or is not between 3 and 20 characters in length."
462 );
463
464 $ns->{login_guard} = login_guard $user
465 or return $fail->("User name '$user' is in use - try another login name.");
466
467 cf::player::find $user
468 and return $fail->("User name '$user' is already registered - choose another login name.");
469
470 $reply->(1, "Account Created");
471
472 chargen $ns, $user, $pass;
473 });
474};
475
476cf::register_async_exticmd login => sub {
477 my ($ns, $reply, $user, $hash) = @_;
478
479 $ns->{addme}++ and return $ns->destroy;
480
481 $ns->async (sub {
482 $Coro::current->{desc} = "login($user)";
483
484 my $fail = sub {
485 $reply->(0, $_[0]);
486 $ns->flush; # does not ensure that the data reaches the client - TODO
487 # need to do this in another thread, as this one gets canceled
488 Coro::async_pool {
489 Coro::AnyEvent::sleep 0.1; # TODO, see above, extra hack
490 $ns->destroy if $ns->valid;
491 };
492 Coro::schedule; # do the destroy, should not return
493 };
494
495 $ns->{login_guard} = login_guard $user
496 or return $fail->("User '$user' is currently playing or logging in in another session. If that is your "
497 . "user name, make sure you are not running two clients. When in doubt, reboot.");
498
499 # try to read the user file and check the password
500 my $pl = cf::player::find $user
501 or return $fail->("User '$user' does not exist - wrong spelling?");
502
503 aio_stat $pl->path
504 and return $ns->destroy;
505
506 my $mtime = (stat _)[9];
507 my $token = $pl->password;
508
509 $token = $token =~ /^!/
510 ? Deliantra::Util::hash_pw pack "H*", substr $token, 1
511 : pack "H*", $token;
512
513 $token = Deliantra::Util::auth_pw $token, $ns->{nonces}[0], $ns->{nonces}[1];
514
515 $token eq $hash
516 or $cf::CFG{ext_login_nocheck}
517 or return $fail->("User exists, but the password doesn't match - check your spelling, NumLock/CapsLock etc.");
518
519 # player exists and passwords match - we can proceed
520
521 $reply->(1, "Success");
522
523 $pl->connect ($ns);
524 enter_map $pl;
525 login $pl;
526 });
527};
528
529cf::register_command password => sub {
530 my ($pl, $arg) = @_;
531
532 unless ($pl->flag (cf::FLAG_WIZ)) {
533 $pl->message (
534 "The password can currently only changed by a DM.",
535 cf::NDI_UNIQUE | cf::NDI_REPLY);
536 return;
537 }
538
539 $pl->message (#d#
540 "Passwords cannot currently be changed.",#d#
541 cf::NDI_UNIQUE | cf::NDI_REPLY);#d#
542 return;#d#
543
544 my (@args) = split /\s+/, $arg;
545 my ($player, $new_pw) = @args;
546
547 if ($pl->flag (cf::FLAG_WIZ) && $player eq '') {
548 $pl->message (
549 "Usage: password <player> [<new password>]",
550 cf::NDI_UNIQUE | cf::NDI_REPLY);
551 return;
552 }
553
554 if ($new_pw eq '') {
555 $new_pw =
556 join '',
557 map { ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[(cf::rndm 64)] }
558 1..9;
559 }
560
561 cf::async {
562 my $plc = cf::player::find $player;
563 if ($plc) {
564 $plc->password (encode_password $new_pw);
565 $pl->message (
566 "Ok, changed password of '$player' to '$new_pw'!",
567 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
568 } else {
569 $pl->message (
570 "Fail! Couldn't set password for '$player', "
571 . "he doesn't seem to exist!",
572 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
573 }
574 };
575};
447 576
448cf::register_command quit => sub { 577cf::register_command quit => sub {
449 my ($ob, $arg) = @_; 578 my ($ob, $arg) = @_;
450 579
451 $ob->reply (undef, 580 $ob->send_msg (undef,
452 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. " 581 "Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. "
453 . "If you are sure you want to do this, then use the quit_character command instead of quit.", 582 . "If you are sure you want to do this, then use the quit_character command instead of quit.",
454 cf::NDI_UNIQUE | cf::NDI_RED); 583 cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
455}; 584};
456 585
457cf::register_command quit_character => sub { 586cf::register_command quit_character => sub {
458 my ($ob, $arg) = @_; 587 my ($ob, $arg) = @_;
459 588
460 my $pl = $ob->contr; 589 my $pl = $ob->contr;
461 590
462 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub { 591 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub {
463 if ($_[0] !~ /^[yY]/) { 592 if ($_[0] !~ /^[yY]/) {
464 $ob->reply (undef, 593 $ob->send_msg (undef, "Ok, not not quitting then.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
465 "Ok, not not quitting then.",
466 cf::NDI_UNIQUE | cf::NDI_RED);
467 } else { 594 } else {
468 $ob->reply (undef, 595 $ob->send_msg (undef, "Ok, quitting, hope to see you again.", cf::NDI_UNIQUE | cf::NDI_RED | cf::NDI_REPLY);
469 "Ok, quitting, hope to see you again.", 596 cf::async {
470 cf::NDI_UNIQUE | cf::NDI_RED);
471 $pl->ns->flush;
472 cf::async { $pl->quit_character }; 597 $pl->quit_character;
598 };
473 } 599 }
474 }); 600 });
475}; 601};
476 602
477cf::object->attach ( 603cf::object->attach (
483 609
484 my $pl = $ob->contr; 610 my $pl = $ob->contr;
485 611
486 # update respawn position 612 # update respawn position
487 $pl->savebed ($bed->map->path, $bed->x, $bed->y); 613 $pl->savebed ($bed->map->path, $bed->x, $bed->y);
488 cf::async { $pl->save };
489 614
490 $pl->killer ("left"); 615 cf::async {
491 $ob->check_score; 616 my $killer = cf::arch::get "killer_logout"; $pl->killer ($killer); $killer->destroy;
617 ext::highscore::check $ob;
492 618
493 $ob->reply (undef, "In the future, you will wake up here when you die."); 619 $pl->save;
494 620
621 $ob->send_msg ($cf::SAY_CHANNEL => "In the future, you will wake up here when you die.", cf::NDI_DEF | cf::NDI_REPLY);
622
623 my $ns = $pl->ns
624 or return;
625
495 $pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { 626 $ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub {
496 if ($_[0] !~ /^[yY]/) { 627 if ($_[0] !~ /^[yY]/) {
497 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1); 628 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1);
498 $pl->deactivate; 629 $pl->deactivate;
499 $pl->ns->destroy; 630 $pl->ns->destroy;
500 } else { 631 }
501 cf::async { $pl->save };
502 } 632 });
503 }); 633 };
504 }, 634 },
505); 635);
506 636
507cf::player->attach ( 637cf::player->attach (
508 on_login => sub { 638 on_login => sub {
517 647
518 if ($cleanly) { 648 if ($cleanly) {
519 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 649 $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
520 } else { 650 } else {
521 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; 651 $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list;
522 $pl->{unclean_save} = $cf::RUNTIME; 652 $pl->{unclean_save} = $cf::RUNTIME
653 unless safe_spot $pl;
523 } 654 }
524 }, 655 },
525); 656);
526 657
527cf::client->attach (
528 on_addme => \&addme,
529 on_setup => \&setup,
530);
531
532#############################################################################
533
534our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs
535our $SAVE_TIMEOUT = 20; # save players every n seconds
536
537our $SCHEDULER = cf::async_ext {
538 my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL);
539 while () {
540 $schedule_interval->next;
541
542 # this weird form of iteration over values is used because
543 # the hash changes underneath us frequently, and for
544 # keeps a direct reference to the value without (in 5.8 perls)
545 # keeping a reference, so this is prone to crashes or worse.
546 my @players = keys %cf::PLAYER;
547 for (@players) {
548 my $pl = $cf::PLAYER{$_}
549 or next;
550 $pl->valid or next;
551
552 eval {
553 if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
554 cf::wait_for_tick_begin;
555 $pl->save;
556
557 unless ($pl->active) {
558 # check refcounts, this is tricky and needs to be adjusted to fit server internals
559 my $ob = $pl->ob;
560 Scalar::Util::weaken $pl;
561 Scalar::Util::weaken $ob;
562 my $a_ = $pl->refcnt;#d#
563 my $b_ = $ob->refcnt;#d#
564 my $pl_ref = $pl->refcnt_cnt;
565 my $ob_ref = $ob->refcnt_cnt;
566
567 ## pl_ref == one from object + one from cf::PLAYER
568 ## ob_ref == one from simply being an object
569 if ($pl_ref == 2 && $ob_ref == 1) {
570 warn "player-scheduler destroy ", $ob->name;#d#
571
572 # remove from sight and get fresh "copies"
573 $pl = delete $cf::PLAYER{$ob->name};
574 $ob = $pl->ob;
575
576 $ob->destroy;
577 $pl->destroy;
578 } else {
579 warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d#
580 }
581 }
582 }
583 };
584 warn $@ if $@;
585 Coro::cede;
586 };
587 }
588};
589
590$SCHEDULER->prio (1);
591

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