1 | #! perl |
1 | #! perl # MANDATORY |
2 | |
2 | |
3 | # login handling |
3 | # login handling |
4 | |
4 | |
5 | use Fcntl; |
5 | use Fcntl; |
6 | use Coro::AIO; |
6 | use Coro::AIO; |
|
|
7 | use List::Util qw(min max); |
7 | |
8 | |
8 | my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; |
9 | my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; |
9 | |
10 | |
10 | # paranoia function to overwrite a string-in-place |
11 | # paranoia function to overwrite a string-in-place |
11 | sub nuke_str { |
12 | sub nuke_str { |
… | |
… | |
14 | |
15 | |
15 | sub query { |
16 | sub query { |
16 | my ($ns, $flags, $text) = @_; |
17 | my ($ns, $flags, $text) = @_; |
17 | |
18 | |
18 | my $current = $Coro::current; |
19 | my $current = $Coro::current; |
19 | $ns->query ($flags, $text, sub { $current->ready; $current = $_[0]; }); |
20 | $ns->query ($flags, $text, sub { $current->ready; $current = $_[0] }); |
20 | Coro::schedule while ref $current; |
21 | Coro::schedule while ref $current; |
21 | |
22 | |
22 | $current |
23 | $current |
23 | } |
24 | } |
24 | |
25 | |
25 | sub can_cleanup { |
26 | sub can_cleanup { |
26 | my ($playerfile, $mtime) = @_; |
27 | my ($pl, $mtime) = @_; |
27 | |
28 | |
28 | my $age = time - $mtime; |
29 | my $age = time - $mtime; |
29 | my $level = $playerfile =~ /^level (\d+)$/m ? $1 : return; |
30 | my $level = $pl->ob->level; |
30 | |
31 | |
31 | ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 |
32 | ($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 |
32 | || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 |
33 | || ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 |
33 | || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 |
34 | || ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 |
34 | || $age > 700 * 86400 # 2 years for everybody else |
35 | || $age > 700 * 86400 # 2 years for everybody else |
… | |
… | |
55 | } |
56 | } |
56 | |
57 | |
57 | sub check_clean_save { |
58 | sub check_clean_save { |
58 | my ($pl) = @_; |
59 | my ($pl) = @_; |
59 | |
60 | |
60 | unless (delete $pl->{clean_save}) { |
61 | if (my $time = delete $pl->{unclean_save}) { |
|
|
62 | $pl->ns->send_drawinfo ( |
|
|
63 | "You didn't use a savebed to leave this realm. This is very dangerous, " |
|
|
64 | . "as lots of things could happen when you leave by other means, such as cave-ins, " |
|
|
65 | . "or monsters suddenly snapping your body. Better use a savebed next time.", |
|
|
66 | cf::NDI_RED |
|
|
67 | ); |
61 | #d#TODO |
68 | #d#TODO |
62 | } |
69 | } |
63 | } |
70 | } |
64 | |
71 | |
65 | # delete a player directory, be non-blocking AND synchronous... |
72 | # delete a player directory, be non-blocking AND synchronous... |
… | |
… | |
71 | system "cd \Q$PLAYERDIR\E " |
78 | system "cd \Q$PLAYERDIR\E " |
72 | . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " |
79 | . "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " |
73 | . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; |
80 | . "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; |
74 | } |
81 | } |
75 | |
82 | |
|
|
83 | sub send_capabilities { |
|
|
84 | my ($ns) = @_; |
|
|
85 | |
|
|
86 | return unless $ns->extcmd; |
|
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87 | |
|
|
88 | $ns->ext_event (capabilities => |
|
|
89 | # id, name, flags (1 == 2d), edge length |
|
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90 | tileset => [[1, "default 64x64 faceset", 1, 64], [0, "default 32x32 faceset", 1, 32]], |
|
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91 | ); |
|
|
92 | } |
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93 | |
|
|
94 | sub setup { |
|
|
95 | my ($ns, $args) = @_; |
|
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96 | |
|
|
97 | # run through the cmds of setup |
|
|
98 | # syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ... |
|
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99 | # |
|
|
100 | # we send the status of the cmd back, or a FALSE is the cmd is the server unknown |
|
|
101 | # The client then must sort this out |
|
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102 | |
|
|
103 | my %setup = split / +/, $args; |
|
|
104 | while (my ($k, $v) = each %setup) { |
|
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105 | if ($k eq "sound") { |
|
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106 | $ns->sound ($v); |
|
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107 | |
|
|
108 | } elsif ($k eq "exp64") { |
|
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109 | $setup{$k} = 1; |
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110 | |
|
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111 | } elsif ($k eq "spellmon") { |
|
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112 | $ns->monitor_spells ($v); |
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113 | |
|
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114 | } elsif ($k eq "darkness") { |
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115 | $ns->darkness ($v); |
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116 | |
|
|
117 | } elsif ($k eq "map1cmd") { |
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118 | $ns->mapmode (cf::Map1Cmd) if $v > 0; |
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119 | |
|
|
120 | } elsif ($k eq "map1acmd") { |
|
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121 | $ns->mapmode (cf::Map1aCmd) if $v > 0; |
|
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122 | |
|
|
123 | } elsif ($k eq "map2cmd") { |
|
|
124 | # gcfclient bug, map1acmd is sent too late |
|
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125 | $ns->mapmode (cf::Map1aCmd); |
|
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126 | $setup{$k} = "FALSE"; |
|
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127 | |
|
|
128 | } elsif ($k eq "newmapcmd") { |
|
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129 | $ns->newmapcmd ($v); |
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130 | |
|
|
131 | } elsif ($k eq "mapinfocmd") { |
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132 | $ns->mapinfocmd ($v); |
|
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133 | |
|
|
134 | } elsif ($k eq "extcmd") { |
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135 | $ns->extcmd ($v > 0); |
|
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136 | send_capabilities $ns; |
|
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137 | |
|
|
138 | } elsif ($k eq "extmap") { |
|
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139 | $ns->extmap ($v); |
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140 | |
|
|
141 | } elsif ($k eq "facecache") { |
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142 | $ns->facecache ($v); |
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143 | |
|
|
144 | } elsif ($k eq "faceset") { |
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145 | $ns->faceset (0); |
|
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146 | $setup{$k} = 0; |
|
|
147 | # $ns->image2 (1) |
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148 | |
|
|
149 | } elsif ($k eq "tileset") { |
|
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150 | $setup{$k} = $ns->faceset ($v & 1); |
|
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151 | |
|
|
152 | } elsif ($k eq "itemcmd") { |
|
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153 | # Version of the item protocol command to use. Currently, |
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154 | # only supported versions are 1 and 2. Using a numeric |
|
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155 | # value will make it very easy to extend this in the future. |
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156 | $ns->itemcmd ($v) if $v >= 1 && $v <= 2; |
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157 | |
|
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158 | $setup{$k} = $ns->itemcmd; |
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159 | |
|
|
160 | } elsif ($k eq "mapsize") { |
|
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161 | my ($x, $y) = split /x/, $v; |
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162 | |
|
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163 | $ns->mapx ($x = max 9, min cf::MAP_CLIENT_X, ($x - 1) | 1); |
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164 | $ns->mapy ($y = max 9, min cf::MAP_CLIENT_Y, ($y - 1) | 1); |
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165 | |
|
|
166 | $setup{$k} = "${x}x${y}"; |
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167 | |
|
|
168 | } elsif ($k eq "extendedMapInfos") { |
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169 | $ns->ext_mapinfos ($v); |
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170 | |
|
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171 | } elsif ($k eq "extendedTextInfos") { |
|
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172 | $ns->has_readable_type ($v); |
|
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173 | |
|
|
174 | } elsif ($k eq "smoothing") { # cfplus-style smoothing |
|
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175 | $ns->smoothing ($v); |
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176 | |
|
|
177 | } elsif ($k eq "fxix") { |
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178 | $ns->fxix ($v); |
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179 | |
|
|
180 | } else { |
|
|
181 | # other commands: |
|
|
182 | # sexp: no idea, probably for oudated servers |
|
|
183 | # tick: more stupidity, server should sned a tick per tick |
|
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184 | |
|
|
185 | $setup{$k} = "FALSE"; |
|
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186 | } |
|
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187 | } |
|
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188 | |
|
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189 | $ns->send_packet (join " ", setup => %setup); |
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190 | |
|
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191 | cf::datalog setup => |
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192 | request => $args, |
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193 | reply => \%setup, |
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194 | client => $ns->version, |
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195 | ; |
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196 | } |
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197 | |
76 | sub addme { |
198 | sub addme { |
77 | my ($ns) = @_; |
199 | my ($ns) = @_; |
78 | |
200 | |
79 | $ns->destroy if $ns->pl; |
201 | if (!$ns->facecache) |
|
|
202 | { |
|
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203 | $ns->send_drawinfo (<<EOF, cf::NDI_RED); |
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204 | |
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205 | |
|
|
206 | *** |
|
|
207 | *** WARNING: |
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208 | *** Your client does not support face/image caching, |
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209 | *** or it has been disabled. Face caching is mandatory |
|
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210 | *** so please enable it or use a newer client. |
|
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211 | *** |
|
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212 | *** Look at your client preferences: |
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213 | *** |
|
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214 | *** CFPlus: all known versions automatically enable the facecache. |
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215 | *** cfclient: use the -cache commandline option. |
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216 | *** cfclient: map will not redraw automatically (bug). |
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217 | *** gcfclient: use -cache commandline option, or enable |
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218 | *** gcfclient: Client=>Configure=>Map & Image=>Cache Images. |
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219 | *** jcrossclient: your client is broken, use CFPlus or gcfclient. |
|
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220 | *** |
|
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221 | *** |
|
|
222 | EOF |
|
|
223 | if ($ns->version =~ /jcrossclient/) { |
|
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224 | # let them, for now |
|
|
225 | } else { |
|
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226 | $ns->flush; |
|
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227 | return $ns->destroy; |
|
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228 | } |
|
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229 | |
|
|
230 | # $ns->facecache = true; |
|
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231 | } |
|
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232 | |
|
|
233 | if ($ns->mapmode < cf::Map1aCmd) { |
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234 | $ns->send_drawinfo (<<EOF, cf::NDI_RED); |
|
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235 | |
|
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236 | |
|
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237 | *** |
|
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238 | *** WARNING: |
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239 | *** Your client is too old. Please upgrade to a newer version. |
|
|
240 | EOF |
|
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241 | |
|
|
242 | $ns->flush; |
|
|
243 | return $ns->destroy; |
|
|
244 | } |
|
|
245 | |
|
|
246 | $ns->pl and return $ns->destroy; |
80 | |
247 | |
81 | $ns->async (sub { |
248 | $ns->async (sub { |
82 | my ($user, $pass); |
249 | my ($user, $pass); |
83 | |
250 | |
84 | $ns->send_packet ("addme_success"); |
251 | $ns->send_packet ("addme_success"); |
… | |
… | |
99 | $ns->send_drawinfo ( |
266 | $ns->send_drawinfo ( |
100 | "That username is currently used in another login session. " |
267 | "That username is currently used in another login session. " |
101 | . "Chose another, or wait till the other session has ended.", |
268 | . "Chose another, or wait till the other session has ended.", |
102 | cf::NDI_RED |
269 | cf::NDI_RED |
103 | ); |
270 | ); |
104 | } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}$/) { |
271 | } elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) { |
105 | last; |
272 | last; |
106 | } else { |
273 | } else { |
107 | $ns->send_drawinfo ( |
274 | $ns->send_drawinfo ( |
108 | "Your username contains illegal characters " |
275 | "Your username contains illegal characters " |
109 | . "(only a-z, A-Z and 0-9 are allowed), " |
276 | . "(only a-z, A-Z and 0-9 are allowed), " |
… | |
… | |
145 | local $cf::LOGIN_LOCK{$user} = 1; |
312 | local $cf::LOGIN_LOCK{$user} = 1; |
146 | |
313 | |
147 | check_playing $ns, $user and next; |
314 | check_playing $ns, $user and next; |
148 | |
315 | |
149 | # try to read the user file and check the password |
316 | # try to read the user file and check the password |
150 | if (my $fh = aio_open cf::player::path $user, O_RDONLY, 0) { |
317 | if (my $pl = cf::player::find $user) { |
|
|
318 | aio_stat $pl->path and next; |
151 | my $mtime = (stat $fh)[9]; |
319 | 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; |
320 | my $hash = $pl->password; |
156 | |
321 | |
157 | if ($hash eq crypt $pass, $hash) { |
322 | if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) { |
158 | nuke_str $pass; |
323 | nuke_str $pass; |
159 | # password matches, wonderful |
324 | # password matches, wonderful |
160 | my $pl = cf::player::find $user or next; |
325 | my $pl = cf::player::find $user or next; |
161 | $pl->connect ($ns); |
326 | $pl->connect ($ns); |
162 | check_clean_save $pl; |
327 | check_clean_save $pl; |
163 | $pl->{clean_save} = 1; |
|
|
164 | last; |
328 | last; |
165 | } elsif (can_cleanup $buf, $mtime) { |
329 | } elsif (can_cleanup $pl, $mtime) { |
166 | Coro::Timer::sleep 1; |
330 | Coro::Timer::sleep 1; |
167 | |
331 | |
168 | $ns->send_drawinfo ( |
332 | $ns->send_drawinfo ( |
169 | "Player exists, but password does not match. If this is your account, " |
333 | "Player exists, but password does not match. If this is your account, " |
170 | . "please try again. If not, you can now decide to take over this account " |
334 | . "please try again. If not, you can now decide to take over this account " |
… | |
… | |
178 | |
342 | |
179 | # check if the file hasn't changed |
343 | # check if the file hasn't changed |
180 | aio_stat cf::player::path $user and next; |
344 | aio_stat cf::player::path $user and next; |
181 | $mtime == (stat _)[9] or next; |
345 | $mtime == (stat _)[9] or next; |
182 | |
346 | |
183 | nuke_playerdir $user; |
347 | $pl->quit_character; |
184 | |
348 | |
185 | # fall through to creation |
349 | # fall through to creation |
186 | } else { |
350 | } else { |
187 | nuke_str $pass; |
351 | nuke_str $pass; |
188 | |
352 | |
189 | Coro::Timer::sleep 1; |
353 | Coro::Timer::sleep 1; |
190 | |
354 | |
191 | $ns->send_drawinfo ( |
355 | $ns->send_drawinfo ( |
192 | "Wrong username or password. Please try again " |
356 | "Wrong username or password. Please try again " |
193 | . "(check for Numlock and other semi-obvious error sources).", |
357 | . "(check for Numlock and other semi-obvious error sources).", |
|
|
358 | cf::NDI_RED |
|
|
359 | ); |
|
|
360 | next; |
|
|
361 | } |
|
|
362 | } else { |
|
|
363 | # unable to load the playerfile: |
|
|
364 | # check wether the player dir exists, which means the file is corrupted or |
|
|
365 | # something very similar. |
|
|
366 | if (!aio_stat cf::player::playerdir $user) { |
|
|
367 | $ns->send_drawinfo ( |
|
|
368 | "Unable to retrieve this player. It might be a locked or broken account. " |
|
|
369 | . "If this is your account, ask a dungeon master for assistance. " |
|
|
370 | . "Otherwise choose a different login name.", |
194 | cf::NDI_RED |
371 | cf::NDI_RED |
195 | ); |
372 | ); |
196 | next; |
373 | next; |
197 | } |
374 | } |
198 | } |
375 | } |
… | |
… | |
280 | } else { |
457 | } else { |
281 | $ob->reply (undef, |
458 | $ob->reply (undef, |
282 | "Ok, quitting, hope to see you again.", |
459 | "Ok, quitting, hope to see you again.", |
283 | cf::NDI_UNIQUE | cf::NDI_RED); |
460 | cf::NDI_UNIQUE | cf::NDI_RED); |
284 | $pl->ns->flush; |
461 | $pl->ns->flush; |
285 | $pl->quit_character; |
462 | cf::async { $pl->quit_character }; |
286 | } |
463 | } |
287 | }); |
464 | }); |
288 | }; |
465 | }; |
289 | |
466 | |
290 | cf::object->attach ( |
467 | cf::object->attach ( |
… | |
… | |
296 | |
473 | |
297 | my $pl = $ob->contr; |
474 | my $pl = $ob->contr; |
298 | |
475 | |
299 | # update respawn position |
476 | # update respawn position |
300 | $pl->savebed ($bed->map->path, $bed->x, $bed->y); |
477 | $pl->savebed ($bed->map->path, $bed->x, $bed->y); |
|
|
478 | cf::async { $pl->save }; |
301 | |
479 | |
302 | $pl->killer ("left"); |
480 | $pl->killer ("left"); |
303 | $ob->check_score; |
481 | $ob->check_score; |
304 | |
482 | |
305 | $ob->reply (undef, "In the future, you will wake up here when you die."); |
483 | $ob->reply (undef, "In the future, you will wake up here when you die."); |
… | |
… | |
329 | |
507 | |
330 | if ($cleanly) { |
508 | if ($cleanly) { |
331 | $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
509 | $_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
332 | } else { |
510 | } else { |
333 | $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
511 | $_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
334 | delete $pl->{clean_save}; |
512 | $pl->{unclean_save} = $cf::RUNTIME; |
335 | } |
513 | } |
336 | }, |
514 | }, |
337 | ); |
515 | ); |
338 | |
516 | |
339 | cf::client->attach ( |
517 | cf::client->attach ( |
340 | on_addme => \&addme, |
518 | on_addme => \&addme, |
|
|
519 | on_setup => \&setup, |
341 | ); |
520 | ); |
342 | |
521 | |
343 | ############################################################################# |
522 | ############################################################################# |
344 | |
523 | |
345 | our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs |
524 | our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs |
346 | our $SAVE_TIMEOUT = 200; # save players every n seconds |
525 | our $SAVE_TIMEOUT = 20; # save players every n seconds |
347 | our $SAVE_INTERVAL = 0.1; # save at max. one player every $SAVE_INTERVAL |
|
|
348 | |
526 | |
349 | our $SCHEDULER = cf::async_ext { |
527 | our $SCHEDULER = cf::async_ext { |
|
|
528 | my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL); |
350 | while () { |
529 | while () { |
351 | Coro::Timer::sleep $SCHEDULE_INTERVAL; |
530 | $schedule_interval->next; |
352 | |
531 | |
353 | # this weird form of iteration over values is used because |
532 | # this weird form of iteration over values is used because |
354 | # the hash changes underneath us frequently, and for |
533 | # the hash changes underneath us frequently, and for |
355 | # keeps a direct reference to the value without (in 5.8 perls) |
534 | # keeps a direct reference to the value without (in 5.8 perls) |
356 | # keeping a reference, so this is prone to crashes or worse. |
535 | # keeping a reference, so this is prone to crashes or worse. |
… | |
… | |
360 | or next; |
539 | or next; |
361 | $pl->valid or next; |
540 | $pl->valid or next; |
362 | |
541 | |
363 | eval { |
542 | eval { |
364 | if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
543 | if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
|
|
544 | cf::wait_for_tick_begin; |
365 | $pl->save; |
545 | $pl->save; |
366 | Coro::Timer::sleep $SAVE_INTERVAL; |
|
|
367 | } |
|
|
368 | |
546 | |
369 | unless ($pl->active) { |
547 | unless ($pl->active) { |
370 | # check refcounts, this is tricky and needs to be adjusted to fit server internals |
548 | # check refcounts, this is tricky and needs to be adjusted to fit server internals |
371 | my $ob = $pl->ob; |
549 | my $ob = $pl->ob; |
372 | Scalar::Util::weaken $pl; |
550 | Scalar::Util::weaken $pl; |
373 | Scalar::Util::weaken $ob; |
551 | Scalar::Util::weaken $ob; |
374 | my $a_ = $pl->refcnt; |
552 | my $a_ = $pl->refcnt;#d# |
375 | my $b_ = $ob->refcnt; |
553 | my $b_ = $ob->refcnt;#d# |
376 | my $pl_ref = $pl->refcnt_cnt; |
554 | my $pl_ref = $pl->refcnt_cnt; |
377 | my $ob_ref = $ob->refcnt_cnt; |
555 | my $ob_ref = $ob->refcnt_cnt; |
378 | |
556 | |
379 | if ($pl_ref == 2 && $ob_ref == 1) { |
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380 | warn "player-scheduler destroy ", $ob->name;#d# |
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381 | #delete $cf::PLAYER{$ob->name}; |
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382 | ## pl_ref == one from object + one from cf::PLAYER |
557 | ## pl_ref == one from object + one from cf::PLAYER |
383 | ## ob_ref == one from simply being an object |
558 | ## ob_ref == one from simply being an object |
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559 | if ($pl_ref == 2 && $ob_ref == 1) { |
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560 | warn "player-scheduler destroy ", $ob->name;#d# |
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561 | |
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562 | # remove from sight and get fresh "copies" |
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563 | $pl = delete $cf::PLAYER{$ob->name}; |
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564 | $ob = $pl->ob; |
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565 | |
384 | #$ob->destroy; |
566 | $ob->destroy; |
385 | #$pl->destroy; |
567 | $pl->destroy; |
386 | } else { |
568 | } else { |
387 | warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d# |
569 | warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d# |
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570 | } |
388 | } |
571 | } |
389 | } |
572 | } |
390 | }; |
573 | }; |
391 | warn $@ if $@; |
574 | warn $@ if $@; |
392 | Coro::cede; |
575 | Coro::cede; |