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8efc0c15 | 1 | /* |
5260325f | 2 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
3 | * All rights reserved | |
6ae2364d | 4 | * |
bcbf86ec | 5 | * As far as I am concerned, the code I have written for this software |
6 | * can be used freely for any purpose. Any derived versions of this | |
7 | * software must be clearly marked as such, and if the derived work is | |
8 | * incompatible with the protocol description in the RFC file, it must be | |
9 | * called by a name other than "ssh" or "Secure Shell". | |
5260325f | 10 | */ |
8efc0c15 | 11 | |
12 | #include "includes.h" | |
07d80252 | 13 | RCSID("$OpenBSD: servconf.c,v 1.132 2004/05/08 00:01:37 deraadt Exp $"); |
8efc0c15 | 14 | |
15 | #include "ssh.h" | |
42f11eb2 | 16 | #include "log.h" |
8efc0c15 | 17 | #include "servconf.h" |
18 | #include "xmalloc.h" | |
a8be9f80 | 19 | #include "compat.h" |
42f11eb2 | 20 | #include "pathnames.h" |
42f11eb2 | 21 | #include "misc.h" |
22 | #include "cipher.h" | |
b2552997 | 23 | #include "kex.h" |
24 | #include "mac.h" | |
42f11eb2 | 25 | |
396c147e | 26 | static void add_listen_addr(ServerOptions *, char *, u_short); |
27 | static void add_one_listen_addr(ServerOptions *, char *, u_short); | |
48e671d5 | 28 | |
42f11eb2 | 29 | /* AF_UNSPEC or AF_INET or AF_INET6 */ |
30 | extern int IPv4or6; | |
1853d1ef | 31 | /* Use of privilege separation or not */ |
32 | extern int use_privsep; | |
42f11eb2 | 33 | |
8efc0c15 | 34 | /* Initializes the server options to their default values. */ |
35 | ||
6ae2364d | 36 | void |
5260325f | 37 | initialize_server_options(ServerOptions *options) |
8efc0c15 | 38 | { |
5260325f | 39 | memset(options, 0, sizeof(*options)); |
e15895cd | 40 | |
41 | /* Portable-specific options */ | |
7fceb20d | 42 | options->use_pam = -1; |
e15895cd | 43 | |
44 | /* Standard Options */ | |
48e671d5 | 45 | options->num_ports = 0; |
46 | options->ports_from_cmdline = 0; | |
47 | options->listen_addrs = NULL; | |
fa08c86b | 48 | options->num_host_key_files = 0; |
0fbe8c74 | 49 | options->pid_file = NULL; |
5260325f | 50 | options->server_key_bits = -1; |
51 | options->login_grace_time = -1; | |
52 | options->key_regeneration_time = -1; | |
15853e93 | 53 | options->permit_root_login = PERMIT_NOT_SET; |
5260325f | 54 | options->ignore_rhosts = -1; |
55 | options->ignore_user_known_hosts = -1; | |
56 | options->print_motd = -1; | |
4f4648f9 | 57 | options->print_lastlog = -1; |
5260325f | 58 | options->x11_forwarding = -1; |
59 | options->x11_display_offset = -1; | |
e6e573bd | 60 | options->x11_use_localhost = -1; |
fa649821 | 61 | options->xauth_location = NULL; |
5260325f | 62 | options->strict_modes = -1; |
fd573618 | 63 | options->tcp_keep_alive = -1; |
5eaf8578 | 64 | options->log_facility = SYSLOG_FACILITY_NOT_SET; |
65 | options->log_level = SYSLOG_LEVEL_NOT_SET; | |
5260325f | 66 | options->rhosts_rsa_authentication = -1; |
8002af61 | 67 | options->hostbased_authentication = -1; |
68 | options->hostbased_uses_name_from_packet_only = -1; | |
5260325f | 69 | options->rsa_authentication = -1; |
fa08c86b | 70 | options->pubkey_authentication = -1; |
5260325f | 71 | options->kerberos_authentication = -1; |
72 | options->kerberos_or_local_passwd = -1; | |
73 | options->kerberos_ticket_cleanup = -1; | |
a1e30b47 | 74 | options->kerberos_get_afs_token = -1; |
7364bd04 | 75 | options->gss_authentication=-1; |
76 | options->gss_cleanup_creds = -1; | |
5260325f | 77 | options->password_authentication = -1; |
94ec8c6b | 78 | options->kbd_interactive_authentication = -1; |
5ba55ada | 79 | options->challenge_response_authentication = -1; |
5260325f | 80 | options->permit_empty_passwd = -1; |
f00bab84 | 81 | options->permit_user_env = -1; |
5260325f | 82 | options->use_login = -1; |
636f76ca | 83 | options->compression = -1; |
33de75a3 | 84 | options->allow_tcp_forwarding = -1; |
5260325f | 85 | options->num_allow_users = 0; |
86 | options->num_deny_users = 0; | |
87 | options->num_allow_groups = 0; | |
88 | options->num_deny_groups = 0; | |
a8be9f80 | 89 | options->ciphers = NULL; |
b2552997 | 90 | options->macs = NULL; |
a8be9f80 | 91 | options->protocol = SSH_PROTO_UNKNOWN; |
1d1ffb87 | 92 | options->gateway_ports = -1; |
38c295d6 | 93 | options->num_subsystems = 0; |
c345cf9d | 94 | options->max_startups_begin = -1; |
95 | options->max_startups_rate = -1; | |
089fbbd2 | 96 | options->max_startups = -1; |
eea39c02 | 97 | options->banner = NULL; |
c5a7d788 | 98 | options->use_dns = -1; |
3ffc6336 | 99 | options->client_alive_interval = -1; |
100 | options->client_alive_count_max = -1; | |
c8445989 | 101 | options->authorized_keys_file = NULL; |
102 | options->authorized_keys_file2 = NULL; | |
61a2c1da | 103 | options->num_accept_env = 0; |
1853d1ef | 104 | |
1853d1ef | 105 | /* Needs to be accessable in many places */ |
106 | use_privsep = -1; | |
8efc0c15 | 107 | } |
108 | ||
6ae2364d | 109 | void |
5260325f | 110 | fill_default_server_options(ServerOptions *options) |
8efc0c15 | 111 | { |
e15895cd | 112 | /* Portable-specific options */ |
7fceb20d | 113 | if (options->use_pam == -1) |
0a23d79f | 114 | options->use_pam = 0; |
e15895cd | 115 | |
116 | /* Standard Options */ | |
fa08c86b | 117 | if (options->protocol == SSH_PROTO_UNKNOWN) |
118 | options->protocol = SSH_PROTO_1|SSH_PROTO_2; | |
119 | if (options->num_host_key_files == 0) { | |
120 | /* fill default hostkeys for protocols */ | |
121 | if (options->protocol & SSH_PROTO_1) | |
0f84fe37 | 122 | options->host_key_files[options->num_host_key_files++] = |
123 | _PATH_HOST_KEY_FILE; | |
124 | if (options->protocol & SSH_PROTO_2) { | |
125 | options->host_key_files[options->num_host_key_files++] = | |
126 | _PATH_HOST_RSA_KEY_FILE; | |
127 | options->host_key_files[options->num_host_key_files++] = | |
128 | _PATH_HOST_DSA_KEY_FILE; | |
129 | } | |
fa08c86b | 130 | } |
48e671d5 | 131 | if (options->num_ports == 0) |
132 | options->ports[options->num_ports++] = SSH_DEFAULT_PORT; | |
133 | if (options->listen_addrs == NULL) | |
2d2a2c65 | 134 | add_listen_addr(options, NULL, 0); |
0fbe8c74 | 135 | if (options->pid_file == NULL) |
42f11eb2 | 136 | options->pid_file = _PATH_SSH_DAEMON_PID_FILE; |
5260325f | 137 | if (options->server_key_bits == -1) |
138 | options->server_key_bits = 768; | |
139 | if (options->login_grace_time == -1) | |
3445ca02 | 140 | options->login_grace_time = 120; |
5260325f | 141 | if (options->key_regeneration_time == -1) |
142 | options->key_regeneration_time = 3600; | |
15853e93 | 143 | if (options->permit_root_login == PERMIT_NOT_SET) |
144 | options->permit_root_login = PERMIT_YES; | |
5260325f | 145 | if (options->ignore_rhosts == -1) |
c8d54615 | 146 | options->ignore_rhosts = 1; |
5260325f | 147 | if (options->ignore_user_known_hosts == -1) |
148 | options->ignore_user_known_hosts = 0; | |
5260325f | 149 | if (options->print_motd == -1) |
150 | options->print_motd = 1; | |
4f4648f9 | 151 | if (options->print_lastlog == -1) |
152 | options->print_lastlog = 1; | |
5260325f | 153 | if (options->x11_forwarding == -1) |
c8d54615 | 154 | options->x11_forwarding = 0; |
5260325f | 155 | if (options->x11_display_offset == -1) |
c8d54615 | 156 | options->x11_display_offset = 10; |
e6e573bd | 157 | if (options->x11_use_localhost == -1) |
158 | options->x11_use_localhost = 1; | |
fa649821 | 159 | if (options->xauth_location == NULL) |
fd9ede94 | 160 | options->xauth_location = _PATH_XAUTH; |
5260325f | 161 | if (options->strict_modes == -1) |
162 | options->strict_modes = 1; | |
fd573618 | 163 | if (options->tcp_keep_alive == -1) |
164 | options->tcp_keep_alive = 1; | |
5eaf8578 | 165 | if (options->log_facility == SYSLOG_FACILITY_NOT_SET) |
5260325f | 166 | options->log_facility = SYSLOG_FACILITY_AUTH; |
5eaf8578 | 167 | if (options->log_level == SYSLOG_LEVEL_NOT_SET) |
59c97189 | 168 | options->log_level = SYSLOG_LEVEL_INFO; |
5260325f | 169 | if (options->rhosts_rsa_authentication == -1) |
c8d54615 | 170 | options->rhosts_rsa_authentication = 0; |
8002af61 | 171 | if (options->hostbased_authentication == -1) |
172 | options->hostbased_authentication = 0; | |
173 | if (options->hostbased_uses_name_from_packet_only == -1) | |
174 | options->hostbased_uses_name_from_packet_only = 0; | |
5260325f | 175 | if (options->rsa_authentication == -1) |
176 | options->rsa_authentication = 1; | |
fa08c86b | 177 | if (options->pubkey_authentication == -1) |
178 | options->pubkey_authentication = 1; | |
5260325f | 179 | if (options->kerberos_authentication == -1) |
eadc806d | 180 | options->kerberos_authentication = 0; |
5260325f | 181 | if (options->kerberos_or_local_passwd == -1) |
182 | options->kerberos_or_local_passwd = 1; | |
183 | if (options->kerberos_ticket_cleanup == -1) | |
184 | options->kerberos_ticket_cleanup = 1; | |
a1e30b47 | 185 | if (options->kerberos_get_afs_token == -1) |
186 | options->kerberos_get_afs_token = 0; | |
7364bd04 | 187 | if (options->gss_authentication == -1) |
188 | options->gss_authentication = 0; | |
189 | if (options->gss_cleanup_creds == -1) | |
190 | options->gss_cleanup_creds = 1; | |
5260325f | 191 | if (options->password_authentication == -1) |
192 | options->password_authentication = 1; | |
94ec8c6b | 193 | if (options->kbd_interactive_authentication == -1) |
194 | options->kbd_interactive_authentication = 0; | |
5ba55ada | 195 | if (options->challenge_response_authentication == -1) |
196 | options->challenge_response_authentication = 1; | |
5260325f | 197 | if (options->permit_empty_passwd == -1) |
c8d54615 | 198 | options->permit_empty_passwd = 0; |
f00bab84 | 199 | if (options->permit_user_env == -1) |
200 | options->permit_user_env = 0; | |
5260325f | 201 | if (options->use_login == -1) |
202 | options->use_login = 0; | |
636f76ca | 203 | if (options->compression == -1) |
204 | options->compression = 1; | |
33de75a3 | 205 | if (options->allow_tcp_forwarding == -1) |
206 | options->allow_tcp_forwarding = 1; | |
1d1ffb87 | 207 | if (options->gateway_ports == -1) |
208 | options->gateway_ports = 0; | |
089fbbd2 | 209 | if (options->max_startups == -1) |
210 | options->max_startups = 10; | |
c345cf9d | 211 | if (options->max_startups_rate == -1) |
212 | options->max_startups_rate = 100; /* 100% */ | |
213 | if (options->max_startups_begin == -1) | |
214 | options->max_startups_begin = options->max_startups; | |
c5a7d788 | 215 | if (options->use_dns == -1) |
216 | options->use_dns = 1; | |
3ffc6336 | 217 | if (options->client_alive_interval == -1) |
184eed6a | 218 | options->client_alive_interval = 0; |
3ffc6336 | 219 | if (options->client_alive_count_max == -1) |
220 | options->client_alive_count_max = 3; | |
5df83e07 | 221 | if (options->authorized_keys_file2 == NULL) { |
222 | /* authorized_keys_file2 falls back to authorized_keys_file */ | |
223 | if (options->authorized_keys_file != NULL) | |
224 | options->authorized_keys_file2 = options->authorized_keys_file; | |
225 | else | |
226 | options->authorized_keys_file2 = _PATH_SSH_USER_PERMITTED_KEYS2; | |
227 | } | |
228 | if (options->authorized_keys_file == NULL) | |
229 | options->authorized_keys_file = _PATH_SSH_USER_PERMITTED_KEYS; | |
1853d1ef | 230 | |
2ee1b704 | 231 | /* Turn privilege separation on by default */ |
1853d1ef | 232 | if (use_privsep == -1) |
2ee1b704 | 233 | use_privsep = 1; |
e299a298 | 234 | |
4165b82e | 235 | #ifndef HAVE_MMAP |
e299a298 | 236 | if (use_privsep && options->compression == 1) { |
237 | error("This platform does not support both privilege " | |
238 | "separation and compression"); | |
239 | error("Compression disabled"); | |
240 | options->compression = 0; | |
241 | } | |
242 | #endif | |
243 | ||
8efc0c15 | 244 | } |
245 | ||
8efc0c15 | 246 | /* Keyword tokens. */ |
5260325f | 247 | typedef enum { |
248 | sBadOption, /* == unknown option */ | |
e15895cd | 249 | /* Portable-specific options */ |
7fceb20d | 250 | sUsePAM, |
e15895cd | 251 | /* Standard Options */ |
5260325f | 252 | sPort, sHostKeyFile, sServerKeyBits, sLoginGraceTime, sKeyRegenerationTime, |
253 | sPermitRootLogin, sLogFacility, sLogLevel, | |
0598d99d | 254 | sRhostsRSAAuthentication, sRSAAuthentication, |
5260325f | 255 | sKerberosAuthentication, sKerberosOrLocalPasswd, sKerberosTicketCleanup, |
a1e30b47 | 256 | sKerberosGetAFSToken, |
1c590258 | 257 | sKerberosTgtPassing, sChallengeResponseAuthentication, |
94ec8c6b | 258 | sPasswordAuthentication, sKbdInteractiveAuthentication, sListenAddress, |
4f4648f9 | 259 | sPrintMotd, sPrintLastLog, sIgnoreRhosts, |
e6e573bd | 260 | sX11Forwarding, sX11DisplayOffset, sX11UseLocalhost, |
fd573618 | 261 | sStrictModes, sEmptyPasswd, sTCPKeepAlive, |
f00bab84 | 262 | sPermitUserEnvironment, sUseLogin, sAllowTcpForwarding, sCompression, |
33de75a3 | 263 | sAllowUsers, sDenyUsers, sAllowGroups, sDenyGroups, |
b2552997 | 264 | sIgnoreUserKnownHosts, sCiphers, sMacs, sProtocol, sPidFile, |
fa08c86b | 265 | sGatewayPorts, sPubkeyAuthentication, sXAuthLocation, sSubsystem, sMaxStartups, |
c5a7d788 | 266 | sBanner, sUseDNS, sHostbasedAuthentication, |
184eed6a | 267 | sHostbasedUsesNameFromPacketOnly, sClientAliveInterval, |
c8445989 | 268 | sClientAliveCountMax, sAuthorizedKeysFile, sAuthorizedKeysFile2, |
61a2c1da | 269 | sGssAuthentication, sGssCleanupCreds, sAcceptEnv, |
2ea6de2b | 270 | sUsePrivilegeSeparation, |
a2144546 | 271 | sDeprecated, sUnsupported |
8efc0c15 | 272 | } ServerOpCodes; |
273 | ||
274 | /* Textual representation of the tokens. */ | |
5260325f | 275 | static struct { |
276 | const char *name; | |
277 | ServerOpCodes opcode; | |
278 | } keywords[] = { | |
e15895cd | 279 | /* Portable-specific options */ |
b06b11ad | 280 | #ifdef USE_PAM |
fe46678b | 281 | { "usepam", sUsePAM }, |
b06b11ad | 282 | #else |
fe46678b | 283 | { "usepam", sUnsupported }, |
b06b11ad | 284 | #endif |
fe46678b | 285 | { "pamauthenticationviakbdint", sDeprecated }, |
e15895cd | 286 | /* Standard Options */ |
5260325f | 287 | { "port", sPort }, |
288 | { "hostkey", sHostKeyFile }, | |
fa08c86b | 289 | { "hostdsakey", sHostKeyFile }, /* alias */ |
2b87da3b | 290 | { "pidfile", sPidFile }, |
5260325f | 291 | { "serverkeybits", sServerKeyBits }, |
292 | { "logingracetime", sLoginGraceTime }, | |
293 | { "keyregenerationinterval", sKeyRegenerationTime }, | |
294 | { "permitrootlogin", sPermitRootLogin }, | |
295 | { "syslogfacility", sLogFacility }, | |
296 | { "loglevel", sLogLevel }, | |
0598d99d | 297 | { "rhostsauthentication", sDeprecated }, |
5260325f | 298 | { "rhostsrsaauthentication", sRhostsRSAAuthentication }, |
8002af61 | 299 | { "hostbasedauthentication", sHostbasedAuthentication }, |
300 | { "hostbasedusesnamefrompacketonly", sHostbasedUsesNameFromPacketOnly }, | |
5260325f | 301 | { "rsaauthentication", sRSAAuthentication }, |
fa08c86b | 302 | { "pubkeyauthentication", sPubkeyAuthentication }, |
303 | { "dsaauthentication", sPubkeyAuthentication }, /* alias */ | |
1c590258 | 304 | #ifdef KRB5 |
5260325f | 305 | { "kerberosauthentication", sKerberosAuthentication }, |
306 | { "kerberosorlocalpasswd", sKerberosOrLocalPasswd }, | |
307 | { "kerberosticketcleanup", sKerberosTicketCleanup }, | |
bcfcc5f9 | 308 | #ifdef USE_AFS |
a1e30b47 | 309 | { "kerberosgetafstoken", sKerberosGetAFSToken }, |
309af4e5 | 310 | #else |
311 | { "kerberosgetafstoken", sUnsupported }, | |
312 | #endif | |
a2144546 | 313 | #else |
314 | { "kerberosauthentication", sUnsupported }, | |
315 | { "kerberosorlocalpasswd", sUnsupported }, | |
316 | { "kerberosticketcleanup", sUnsupported }, | |
a1e30b47 | 317 | { "kerberosgetafstoken", sUnsupported }, |
a2144546 | 318 | #endif |
8f73f7bb | 319 | { "kerberostgtpassing", sUnsupported }, |
a2144546 | 320 | { "afstokenpassing", sUnsupported }, |
7364bd04 | 321 | #ifdef GSSAPI |
322 | { "gssapiauthentication", sGssAuthentication }, | |
e377c083 | 323 | { "gssapicleanupcredentials", sGssCleanupCreds }, |
7364bd04 | 324 | #else |
325 | { "gssapiauthentication", sUnsupported }, | |
e377c083 | 326 | { "gssapicleanupcredentials", sUnsupported }, |
7364bd04 | 327 | #endif |
5260325f | 328 | { "passwordauthentication", sPasswordAuthentication }, |
94ec8c6b | 329 | { "kbdinteractiveauthentication", sKbdInteractiveAuthentication }, |
d464095c | 330 | { "challengeresponseauthentication", sChallengeResponseAuthentication }, |
331 | { "skeyauthentication", sChallengeResponseAuthentication }, /* alias */ | |
5c53a31e | 332 | { "checkmail", sDeprecated }, |
5260325f | 333 | { "listenaddress", sListenAddress }, |
334 | { "printmotd", sPrintMotd }, | |
4f4648f9 | 335 | { "printlastlog", sPrintLastLog }, |
5260325f | 336 | { "ignorerhosts", sIgnoreRhosts }, |
337 | { "ignoreuserknownhosts", sIgnoreUserKnownHosts }, | |
338 | { "x11forwarding", sX11Forwarding }, | |
339 | { "x11displayoffset", sX11DisplayOffset }, | |
e6e573bd | 340 | { "x11uselocalhost", sX11UseLocalhost }, |
fa649821 | 341 | { "xauthlocation", sXAuthLocation }, |
5260325f | 342 | { "strictmodes", sStrictModes }, |
343 | { "permitemptypasswords", sEmptyPasswd }, | |
f00bab84 | 344 | { "permituserenvironment", sPermitUserEnvironment }, |
5260325f | 345 | { "uselogin", sUseLogin }, |
636f76ca | 346 | { "compression", sCompression }, |
fd573618 | 347 | { "tcpkeepalive", sTCPKeepAlive }, |
348 | { "keepalive", sTCPKeepAlive }, /* obsolete alias */ | |
33de75a3 | 349 | { "allowtcpforwarding", sAllowTcpForwarding }, |
5260325f | 350 | { "allowusers", sAllowUsers }, |
351 | { "denyusers", sDenyUsers }, | |
352 | { "allowgroups", sAllowGroups }, | |
353 | { "denygroups", sDenyGroups }, | |
a8be9f80 | 354 | { "ciphers", sCiphers }, |
b2552997 | 355 | { "macs", sMacs }, |
a8be9f80 | 356 | { "protocol", sProtocol }, |
1d1ffb87 | 357 | { "gatewayports", sGatewayPorts }, |
38c295d6 | 358 | { "subsystem", sSubsystem }, |
089fbbd2 | 359 | { "maxstartups", sMaxStartups }, |
eea39c02 | 360 | { "banner", sBanner }, |
c5a7d788 | 361 | { "usedns", sUseDNS }, |
362 | { "verifyreversemapping", sDeprecated }, | |
363 | { "reversemappingcheck", sDeprecated }, | |
3ffc6336 | 364 | { "clientaliveinterval", sClientAliveInterval }, |
365 | { "clientalivecountmax", sClientAliveCountMax }, | |
c8445989 | 366 | { "authorizedkeysfile", sAuthorizedKeysFile }, |
367 | { "authorizedkeysfile2", sAuthorizedKeysFile2 }, | |
1853d1ef | 368 | { "useprivilegeseparation", sUsePrivilegeSeparation}, |
61a2c1da | 369 | { "acceptenv", sAcceptEnv }, |
17a3011c | 370 | { NULL, sBadOption } |
8efc0c15 | 371 | }; |
372 | ||
aa3378df | 373 | /* |
6be9a5e8 | 374 | * Returns the number of the token pointed to by cp or sBadOption. |
aa3378df | 375 | */ |
8efc0c15 | 376 | |
6ae2364d | 377 | static ServerOpCodes |
5260325f | 378 | parse_token(const char *cp, const char *filename, |
379 | int linenum) | |
8efc0c15 | 380 | { |
1e3b8b07 | 381 | u_int i; |
8efc0c15 | 382 | |
5260325f | 383 | for (i = 0; keywords[i].name; i++) |
aa3378df | 384 | if (strcasecmp(cp, keywords[i].name) == 0) |
5260325f | 385 | return keywords[i].opcode; |
8efc0c15 | 386 | |
b7c70970 | 387 | error("%s: line %d: Bad configuration option: %s", |
388 | filename, linenum, cp); | |
5260325f | 389 | return sBadOption; |
8efc0c15 | 390 | } |
391 | ||
396c147e | 392 | static void |
2d2a2c65 | 393 | add_listen_addr(ServerOptions *options, char *addr, u_short port) |
48e671d5 | 394 | { |
48e671d5 | 395 | int i; |
396 | ||
397 | if (options->num_ports == 0) | |
398 | options->ports[options->num_ports++] = SSH_DEFAULT_PORT; | |
2d2a2c65 | 399 | if (port == 0) |
d11c1288 | 400 | for (i = 0; i < options->num_ports; i++) |
401 | add_one_listen_addr(options, addr, options->ports[i]); | |
402 | else | |
2d2a2c65 | 403 | add_one_listen_addr(options, addr, port); |
d11c1288 | 404 | } |
405 | ||
396c147e | 406 | static void |
d11c1288 | 407 | add_one_listen_addr(ServerOptions *options, char *addr, u_short port) |
408 | { | |
409 | struct addrinfo hints, *ai, *aitop; | |
410 | char strport[NI_MAXSERV]; | |
411 | int gaierr; | |
412 | ||
413 | memset(&hints, 0, sizeof(hints)); | |
414 | hints.ai_family = IPv4or6; | |
415 | hints.ai_socktype = SOCK_STREAM; | |
416 | hints.ai_flags = (addr == NULL) ? AI_PASSIVE : 0; | |
7528d467 | 417 | snprintf(strport, sizeof strport, "%u", port); |
d11c1288 | 418 | if ((gaierr = getaddrinfo(addr, strport, &hints, &aitop)) != 0) |
419 | fatal("bad addr or host: %s (%s)", | |
420 | addr ? addr : "<NULL>", | |
421 | gai_strerror(gaierr)); | |
422 | for (ai = aitop; ai->ai_next; ai = ai->ai_next) | |
423 | ; | |
424 | ai->ai_next = options->listen_addrs; | |
425 | options->listen_addrs = aitop; | |
48e671d5 | 426 | } |
427 | ||
2717fa0f | 428 | int |
429 | process_server_config_line(ServerOptions *options, char *line, | |
430 | const char *filename, int linenum) | |
8efc0c15 | 431 | { |
d11c1288 | 432 | char *cp, **charptr, *arg, *p; |
7528d467 | 433 | int *intptr, value, i, n; |
5260325f | 434 | ServerOpCodes opcode; |
435 | ||
2717fa0f | 436 | cp = line; |
437 | arg = strdelim(&cp); | |
438 | /* Ignore leading whitespace */ | |
439 | if (*arg == '\0') | |
704b1659 | 440 | arg = strdelim(&cp); |
2717fa0f | 441 | if (!arg || !*arg || *arg == '#') |
442 | return 0; | |
443 | intptr = NULL; | |
444 | charptr = NULL; | |
445 | opcode = parse_token(arg, filename, linenum); | |
446 | switch (opcode) { | |
447 | /* Portable-specific options */ | |
7fceb20d | 448 | case sUsePAM: |
449 | intptr = &options->use_pam; | |
2717fa0f | 450 | goto parse_flag; |
48e671d5 | 451 | |
2717fa0f | 452 | /* Standard Options */ |
453 | case sBadOption: | |
454 | return -1; | |
455 | case sPort: | |
456 | /* ignore ports from configfile if cmdline specifies ports */ | |
457 | if (options->ports_from_cmdline) | |
458 | return 0; | |
459 | if (options->listen_addrs != NULL) | |
460 | fatal("%s line %d: ports must be specified before " | |
3a454b6a | 461 | "ListenAddress.", filename, linenum); |
2717fa0f | 462 | if (options->num_ports >= MAX_PORTS) |
463 | fatal("%s line %d: too many ports.", | |
464 | filename, linenum); | |
465 | arg = strdelim(&cp); | |
466 | if (!arg || *arg == '\0') | |
467 | fatal("%s line %d: missing port number.", | |
468 | filename, linenum); | |
469 | options->ports[options->num_ports++] = a2port(arg); | |
470 | if (options->ports[options->num_ports-1] == 0) | |
471 | fatal("%s line %d: Badly formatted port number.", | |
472 | filename, linenum); | |
473 | break; | |
474 | ||
475 | case sServerKeyBits: | |
476 | intptr = &options->server_key_bits; | |
5260325f | 477 | parse_int: |
2717fa0f | 478 | arg = strdelim(&cp); |
479 | if (!arg || *arg == '\0') | |
480 | fatal("%s line %d: missing integer value.", | |
481 | filename, linenum); | |
482 | value = atoi(arg); | |
483 | if (*intptr == -1) | |
484 | *intptr = value; | |
485 | break; | |
486 | ||
487 | case sLoginGraceTime: | |
488 | intptr = &options->login_grace_time; | |
e2b1fb42 | 489 | parse_time: |
2717fa0f | 490 | arg = strdelim(&cp); |
491 | if (!arg || *arg == '\0') | |
492 | fatal("%s line %d: missing time value.", | |
493 | filename, linenum); | |
494 | if ((value = convtime(arg)) == -1) | |
495 | fatal("%s line %d: invalid time value.", | |
496 | filename, linenum); | |
497 | if (*intptr == -1) | |
498 | *intptr = value; | |
499 | break; | |
500 | ||
501 | case sKeyRegenerationTime: | |
502 | intptr = &options->key_regeneration_time; | |
503 | goto parse_time; | |
504 | ||
505 | case sListenAddress: | |
506 | arg = strdelim(&cp); | |
507 | if (!arg || *arg == '\0' || strncmp(arg, "[]", 2) == 0) | |
508 | fatal("%s line %d: missing inet addr.", | |
509 | filename, linenum); | |
510 | if (*arg == '[') { | |
511 | if ((p = strchr(arg, ']')) == NULL) | |
512 | fatal("%s line %d: bad ipv6 inet addr usage.", | |
e2b1fb42 | 513 | filename, linenum); |
2717fa0f | 514 | arg++; |
515 | memmove(p, p+1, strlen(p+1)+1); | |
516 | } else if (((p = strchr(arg, ':')) == NULL) || | |
517 | (strchr(p+1, ':') != NULL)) { | |
518 | add_listen_addr(options, arg, 0); | |
e2b1fb42 | 519 | break; |
2717fa0f | 520 | } |
521 | if (*p == ':') { | |
522 | u_short port; | |
5260325f | 523 | |
2717fa0f | 524 | p++; |
525 | if (*p == '\0') | |
526 | fatal("%s line %d: bad inet addr:port usage.", | |
48e671d5 | 527 | filename, linenum); |
2717fa0f | 528 | else { |
529 | *(p-1) = '\0'; | |
530 | if ((port = a2port(p)) == 0) | |
531 | fatal("%s line %d: bad port number.", | |
d11c1288 | 532 | filename, linenum); |
2717fa0f | 533 | add_listen_addr(options, arg, port); |
d11c1288 | 534 | } |
2717fa0f | 535 | } else if (*p == '\0') |
536 | add_listen_addr(options, arg, 0); | |
537 | else | |
538 | fatal("%s line %d: bad inet addr usage.", | |
539 | filename, linenum); | |
540 | break; | |
541 | ||
542 | case sHostKeyFile: | |
543 | intptr = &options->num_host_key_files; | |
544 | if (*intptr >= MAX_HOSTKEYS) | |
545 | fatal("%s line %d: too many host keys specified (max %d).", | |
546 | filename, linenum, MAX_HOSTKEYS); | |
547 | charptr = &options->host_key_files[*intptr]; | |
fa649821 | 548 | parse_filename: |
2717fa0f | 549 | arg = strdelim(&cp); |
550 | if (!arg || *arg == '\0') | |
551 | fatal("%s line %d: missing file name.", | |
552 | filename, linenum); | |
553 | if (*charptr == NULL) { | |
554 | *charptr = tilde_expand_filename(arg, getuid()); | |
555 | /* increase optional counter */ | |
556 | if (intptr != NULL) | |
557 | *intptr = *intptr + 1; | |
558 | } | |
559 | break; | |
0fbe8c74 | 560 | |
2717fa0f | 561 | case sPidFile: |
562 | charptr = &options->pid_file; | |
563 | goto parse_filename; | |
5260325f | 564 | |
2717fa0f | 565 | case sPermitRootLogin: |
566 | intptr = &options->permit_root_login; | |
567 | arg = strdelim(&cp); | |
568 | if (!arg || *arg == '\0') | |
569 | fatal("%s line %d: missing yes/" | |
570 | "without-password/forced-commands-only/no " | |
571 | "argument.", filename, linenum); | |
572 | value = 0; /* silence compiler */ | |
573 | if (strcmp(arg, "without-password") == 0) | |
574 | value = PERMIT_NO_PASSWD; | |
575 | else if (strcmp(arg, "forced-commands-only") == 0) | |
576 | value = PERMIT_FORCED_ONLY; | |
577 | else if (strcmp(arg, "yes") == 0) | |
578 | value = PERMIT_YES; | |
579 | else if (strcmp(arg, "no") == 0) | |
580 | value = PERMIT_NO; | |
581 | else | |
582 | fatal("%s line %d: Bad yes/" | |
583 | "without-password/forced-commands-only/no " | |
584 | "argument: %s", filename, linenum, arg); | |
585 | if (*intptr == -1) | |
586 | *intptr = value; | |
587 | break; | |
588 | ||
589 | case sIgnoreRhosts: | |
590 | intptr = &options->ignore_rhosts; | |
5260325f | 591 | parse_flag: |
2717fa0f | 592 | arg = strdelim(&cp); |
593 | if (!arg || *arg == '\0') | |
594 | fatal("%s line %d: missing yes/no argument.", | |
595 | filename, linenum); | |
596 | value = 0; /* silence compiler */ | |
597 | if (strcmp(arg, "yes") == 0) | |
598 | value = 1; | |
599 | else if (strcmp(arg, "no") == 0) | |
600 | value = 0; | |
601 | else | |
602 | fatal("%s line %d: Bad yes/no argument: %s", | |
603 | filename, linenum, arg); | |
604 | if (*intptr == -1) | |
605 | *intptr = value; | |
606 | break; | |
607 | ||
608 | case sIgnoreUserKnownHosts: | |
609 | intptr = &options->ignore_user_known_hosts; | |
610 | goto parse_flag; | |
611 | ||
2717fa0f | 612 | case sRhostsRSAAuthentication: |
613 | intptr = &options->rhosts_rsa_authentication; | |
614 | goto parse_flag; | |
615 | ||
616 | case sHostbasedAuthentication: | |
617 | intptr = &options->hostbased_authentication; | |
618 | goto parse_flag; | |
619 | ||
620 | case sHostbasedUsesNameFromPacketOnly: | |
621 | intptr = &options->hostbased_uses_name_from_packet_only; | |
622 | goto parse_flag; | |
623 | ||
624 | case sRSAAuthentication: | |
625 | intptr = &options->rsa_authentication; | |
626 | goto parse_flag; | |
627 | ||
628 | case sPubkeyAuthentication: | |
629 | intptr = &options->pubkey_authentication; | |
630 | goto parse_flag; | |
d0ec7f42 | 631 | |
2717fa0f | 632 | case sKerberosAuthentication: |
633 | intptr = &options->kerberos_authentication; | |
634 | goto parse_flag; | |
5260325f | 635 | |
2717fa0f | 636 | case sKerberosOrLocalPasswd: |
637 | intptr = &options->kerberos_or_local_passwd; | |
638 | goto parse_flag; | |
5260325f | 639 | |
2717fa0f | 640 | case sKerberosTicketCleanup: |
641 | intptr = &options->kerberos_ticket_cleanup; | |
642 | goto parse_flag; | |
d0ec7f42 | 643 | |
a1e30b47 | 644 | case sKerberosGetAFSToken: |
645 | intptr = &options->kerberos_get_afs_token; | |
646 | goto parse_flag; | |
647 | ||
7364bd04 | 648 | case sGssAuthentication: |
649 | intptr = &options->gss_authentication; | |
650 | goto parse_flag; | |
651 | ||
652 | case sGssCleanupCreds: | |
653 | intptr = &options->gss_cleanup_creds; | |
654 | goto parse_flag; | |
655 | ||
2717fa0f | 656 | case sPasswordAuthentication: |
657 | intptr = &options->password_authentication; | |
658 | goto parse_flag; | |
5260325f | 659 | |
2717fa0f | 660 | case sKbdInteractiveAuthentication: |
661 | intptr = &options->kbd_interactive_authentication; | |
662 | goto parse_flag; | |
8002af61 | 663 | |
2717fa0f | 664 | case sChallengeResponseAuthentication: |
665 | intptr = &options->challenge_response_authentication; | |
666 | goto parse_flag; | |
8002af61 | 667 | |
2717fa0f | 668 | case sPrintMotd: |
669 | intptr = &options->print_motd; | |
670 | goto parse_flag; | |
5260325f | 671 | |
2717fa0f | 672 | case sPrintLastLog: |
673 | intptr = &options->print_lastlog; | |
674 | goto parse_flag; | |
5260325f | 675 | |
2717fa0f | 676 | case sX11Forwarding: |
677 | intptr = &options->x11_forwarding; | |
678 | goto parse_flag; | |
5260325f | 679 | |
2717fa0f | 680 | case sX11DisplayOffset: |
681 | intptr = &options->x11_display_offset; | |
682 | goto parse_int; | |
8efc0c15 | 683 | |
e6e573bd | 684 | case sX11UseLocalhost: |
685 | intptr = &options->x11_use_localhost; | |
686 | goto parse_flag; | |
687 | ||
2717fa0f | 688 | case sXAuthLocation: |
689 | charptr = &options->xauth_location; | |
690 | goto parse_filename; | |
5260325f | 691 | |
2717fa0f | 692 | case sStrictModes: |
693 | intptr = &options->strict_modes; | |
694 | goto parse_flag; | |
5260325f | 695 | |
fd573618 | 696 | case sTCPKeepAlive: |
697 | intptr = &options->tcp_keep_alive; | |
2717fa0f | 698 | goto parse_flag; |
33de75a3 | 699 | |
2717fa0f | 700 | case sEmptyPasswd: |
701 | intptr = &options->permit_empty_passwd; | |
702 | goto parse_flag; | |
5260325f | 703 | |
f00bab84 | 704 | case sPermitUserEnvironment: |
705 | intptr = &options->permit_user_env; | |
706 | goto parse_flag; | |
707 | ||
2717fa0f | 708 | case sUseLogin: |
709 | intptr = &options->use_login; | |
710 | goto parse_flag; | |
5260325f | 711 | |
636f76ca | 712 | case sCompression: |
713 | intptr = &options->compression; | |
714 | goto parse_flag; | |
715 | ||
2717fa0f | 716 | case sGatewayPorts: |
717 | intptr = &options->gateway_ports; | |
718 | goto parse_flag; | |
5260325f | 719 | |
c5a7d788 | 720 | case sUseDNS: |
721 | intptr = &options->use_dns; | |
2717fa0f | 722 | goto parse_flag; |
5260325f | 723 | |
2717fa0f | 724 | case sLogFacility: |
725 | intptr = (int *) &options->log_facility; | |
726 | arg = strdelim(&cp); | |
727 | value = log_facility_number(arg); | |
5eaf8578 | 728 | if (value == SYSLOG_FACILITY_NOT_SET) |
2717fa0f | 729 | fatal("%.200s line %d: unsupported log facility '%s'", |
730 | filename, linenum, arg ? arg : "<NONE>"); | |
731 | if (*intptr == -1) | |
732 | *intptr = (SyslogFacility) value; | |
733 | break; | |
734 | ||
735 | case sLogLevel: | |
736 | intptr = (int *) &options->log_level; | |
737 | arg = strdelim(&cp); | |
738 | value = log_level_number(arg); | |
5eaf8578 | 739 | if (value == SYSLOG_LEVEL_NOT_SET) |
2717fa0f | 740 | fatal("%.200s line %d: unsupported log level '%s'", |
741 | filename, linenum, arg ? arg : "<NONE>"); | |
742 | if (*intptr == -1) | |
743 | *intptr = (LogLevel) value; | |
744 | break; | |
745 | ||
746 | case sAllowTcpForwarding: | |
747 | intptr = &options->allow_tcp_forwarding; | |
748 | goto parse_flag; | |
749 | ||
1853d1ef | 750 | case sUsePrivilegeSeparation: |
751 | intptr = &use_privsep; | |
752 | goto parse_flag; | |
753 | ||
2717fa0f | 754 | case sAllowUsers: |
755 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
756 | if (options->num_allow_users >= MAX_ALLOW_USERS) | |
757 | fatal("%s line %d: too many allow users.", | |
758 | filename, linenum); | |
7528d467 | 759 | options->allow_users[options->num_allow_users++] = |
760 | xstrdup(arg); | |
2717fa0f | 761 | } |
762 | break; | |
a8be9f80 | 763 | |
2717fa0f | 764 | case sDenyUsers: |
765 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
766 | if (options->num_deny_users >= MAX_DENY_USERS) | |
767 | fatal( "%s line %d: too many deny users.", | |
768 | filename, linenum); | |
7528d467 | 769 | options->deny_users[options->num_deny_users++] = |
770 | xstrdup(arg); | |
2717fa0f | 771 | } |
772 | break; | |
b2552997 | 773 | |
2717fa0f | 774 | case sAllowGroups: |
775 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
776 | if (options->num_allow_groups >= MAX_ALLOW_GROUPS) | |
777 | fatal("%s line %d: too many allow groups.", | |
778 | filename, linenum); | |
7528d467 | 779 | options->allow_groups[options->num_allow_groups++] = |
780 | xstrdup(arg); | |
2717fa0f | 781 | } |
782 | break; | |
a8be9f80 | 783 | |
2717fa0f | 784 | case sDenyGroups: |
785 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
786 | if (options->num_deny_groups >= MAX_DENY_GROUPS) | |
787 | fatal("%s line %d: too many deny groups.", | |
788 | filename, linenum); | |
789 | options->deny_groups[options->num_deny_groups++] = xstrdup(arg); | |
790 | } | |
791 | break; | |
38c295d6 | 792 | |
2717fa0f | 793 | case sCiphers: |
794 | arg = strdelim(&cp); | |
795 | if (!arg || *arg == '\0') | |
796 | fatal("%s line %d: Missing argument.", filename, linenum); | |
797 | if (!ciphers_valid(arg)) | |
798 | fatal("%s line %d: Bad SSH2 cipher spec '%s'.", | |
799 | filename, linenum, arg ? arg : "<NONE>"); | |
800 | if (options->ciphers == NULL) | |
801 | options->ciphers = xstrdup(arg); | |
802 | break; | |
803 | ||
804 | case sMacs: | |
805 | arg = strdelim(&cp); | |
806 | if (!arg || *arg == '\0') | |
807 | fatal("%s line %d: Missing argument.", filename, linenum); | |
808 | if (!mac_valid(arg)) | |
809 | fatal("%s line %d: Bad SSH2 mac spec '%s'.", | |
810 | filename, linenum, arg ? arg : "<NONE>"); | |
811 | if (options->macs == NULL) | |
812 | options->macs = xstrdup(arg); | |
813 | break; | |
814 | ||
815 | case sProtocol: | |
816 | intptr = &options->protocol; | |
817 | arg = strdelim(&cp); | |
818 | if (!arg || *arg == '\0') | |
819 | fatal("%s line %d: Missing argument.", filename, linenum); | |
820 | value = proto_spec(arg); | |
821 | if (value == SSH_PROTO_UNKNOWN) | |
822 | fatal("%s line %d: Bad protocol spec '%s'.", | |
184eed6a | 823 | filename, linenum, arg ? arg : "<NONE>"); |
2717fa0f | 824 | if (*intptr == SSH_PROTO_UNKNOWN) |
825 | *intptr = value; | |
826 | break; | |
827 | ||
828 | case sSubsystem: | |
829 | if (options->num_subsystems >= MAX_SUBSYSTEMS) { | |
830 | fatal("%s line %d: too many subsystems defined.", | |
184eed6a | 831 | filename, linenum); |
2717fa0f | 832 | } |
833 | arg = strdelim(&cp); | |
834 | if (!arg || *arg == '\0') | |
835 | fatal("%s line %d: Missing subsystem name.", | |
184eed6a | 836 | filename, linenum); |
2717fa0f | 837 | for (i = 0; i < options->num_subsystems; i++) |
838 | if (strcmp(arg, options->subsystem_name[i]) == 0) | |
839 | fatal("%s line %d: Subsystem '%s' already defined.", | |
184eed6a | 840 | filename, linenum, arg); |
2717fa0f | 841 | options->subsystem_name[options->num_subsystems] = xstrdup(arg); |
842 | arg = strdelim(&cp); | |
843 | if (!arg || *arg == '\0') | |
844 | fatal("%s line %d: Missing subsystem command.", | |
184eed6a | 845 | filename, linenum); |
2717fa0f | 846 | options->subsystem_command[options->num_subsystems] = xstrdup(arg); |
847 | options->num_subsystems++; | |
848 | break; | |
849 | ||
850 | case sMaxStartups: | |
851 | arg = strdelim(&cp); | |
852 | if (!arg || *arg == '\0') | |
853 | fatal("%s line %d: Missing MaxStartups spec.", | |
184eed6a | 854 | filename, linenum); |
2717fa0f | 855 | if ((n = sscanf(arg, "%d:%d:%d", |
856 | &options->max_startups_begin, | |
857 | &options->max_startups_rate, | |
858 | &options->max_startups)) == 3) { | |
859 | if (options->max_startups_begin > | |
860 | options->max_startups || | |
861 | options->max_startups_rate > 100 || | |
862 | options->max_startups_rate < 1) | |
c345cf9d | 863 | fatal("%s line %d: Illegal MaxStartups spec.", |
97de229c | 864 | filename, linenum); |
2717fa0f | 865 | } else if (n != 1) |
866 | fatal("%s line %d: Illegal MaxStartups spec.", | |
867 | filename, linenum); | |
868 | else | |
869 | options->max_startups = options->max_startups_begin; | |
870 | break; | |
871 | ||
872 | case sBanner: | |
873 | charptr = &options->banner; | |
874 | goto parse_filename; | |
875 | /* | |
876 | * These options can contain %X options expanded at | |
877 | * connect time, so that you can specify paths like: | |
878 | * | |
879 | * AuthorizedKeysFile /etc/ssh_keys/%u | |
880 | */ | |
881 | case sAuthorizedKeysFile: | |
882 | case sAuthorizedKeysFile2: | |
883 | charptr = (opcode == sAuthorizedKeysFile ) ? | |
884 | &options->authorized_keys_file : | |
885 | &options->authorized_keys_file2; | |
886 | goto parse_filename; | |
887 | ||
888 | case sClientAliveInterval: | |
889 | intptr = &options->client_alive_interval; | |
890 | goto parse_time; | |
891 | ||
892 | case sClientAliveCountMax: | |
893 | intptr = &options->client_alive_count_max; | |
894 | goto parse_int; | |
895 | ||
61a2c1da | 896 | case sAcceptEnv: |
897 | while ((arg = strdelim(&cp)) && *arg != '\0') { | |
898 | if (strchr(arg, '=') != NULL) | |
899 | fatal("%s line %d: Invalid environment name.", | |
900 | filename, linenum); | |
901 | if (options->num_accept_env >= MAX_ACCEPT_ENV) | |
902 | fatal("%s line %d: too many allow env.", | |
903 | filename, linenum); | |
904 | options->accept_env[options->num_accept_env++] = | |
905 | xstrdup(arg); | |
906 | } | |
907 | break; | |
908 | ||
2717fa0f | 909 | case sDeprecated: |
bbe88b6d | 910 | logit("%s line %d: Deprecated option %s", |
2717fa0f | 911 | filename, linenum, arg); |
912 | while (arg) | |
913 | arg = strdelim(&cp); | |
914 | break; | |
915 | ||
a2144546 | 916 | case sUnsupported: |
917 | logit("%s line %d: Unsupported option %s", | |
918 | filename, linenum, arg); | |
919 | while (arg) | |
920 | arg = strdelim(&cp); | |
921 | break; | |
922 | ||
2717fa0f | 923 | default: |
924 | fatal("%s line %d: Missing handler for opcode %s (%d)", | |
925 | filename, linenum, arg, opcode); | |
926 | } | |
927 | if ((arg = strdelim(&cp)) != NULL && *arg != '\0') | |
928 | fatal("%s line %d: garbage at end of line; \"%.200s\".", | |
929 | filename, linenum, arg); | |
930 | return 0; | |
931 | } | |
089fbbd2 | 932 | |
2717fa0f | 933 | /* Reads the server configuration file. */ |
5c53a31e | 934 | |
2717fa0f | 935 | void |
936 | read_server_config(ServerOptions *options, const char *filename) | |
937 | { | |
7528d467 | 938 | int linenum, bad_options = 0; |
2717fa0f | 939 | char line[1024]; |
7528d467 | 940 | FILE *f; |
2717fa0f | 941 | |
34934506 | 942 | debug2("read_server_config: filename %s", filename); |
2717fa0f | 943 | f = fopen(filename, "r"); |
944 | if (!f) { | |
945 | perror(filename); | |
946 | exit(1); | |
947 | } | |
948 | linenum = 0; | |
949 | while (fgets(line, sizeof(line), f)) { | |
950 | /* Update line number counter. */ | |
951 | linenum++; | |
952 | if (process_server_config_line(options, line, filename, linenum) != 0) | |
953 | bad_options++; | |
8efc0c15 | 954 | } |
5260325f | 955 | fclose(f); |
b7c70970 | 956 | if (bad_options > 0) |
957 | fatal("%s: terminating, %d bad configuration options", | |
958 | filename, bad_options); | |
8efc0c15 | 959 | } |