2 * $Id: afp_options.c,v 1.51.4.2 2010-02-05 10:27:58 franklahm Exp $
4 * Copyright (c) 1997 Adrian Sun (asun@zoology.washington.edu)
5 * Copyright (c) 1990,1993 Regents of The University of Michigan.
6 * All Rights Reserved. See COPYRIGHT.
8 * modified from main.c. this handles afp options.
13 #endif /* HAVE_CONFIG_H */
21 #else /* STDC_HEADERS */
25 #endif /* HAVE_STRCHR */
26 char *strchr (), *strrchr ();
28 #define memcpy(d,s,n) bcopy ((s), (d), (n))
29 #define memmove(d,s,n) bcopy ((s), (d), (n))
30 #endif /* ! HAVE_MEMCPY */
31 #endif /* STDC_HEADERS */
36 #endif /* HAVE_UNISTD_H */
37 #include <sys/param.h>
38 #include <sys/socket.h>
39 #include <atalk/logger.h>
41 #include <netinet/in.h>
42 #include <arpa/inet.h>
45 #endif /* HAVE_NETDB_H */
47 #include <atalk/paths.h>
48 #include <atalk/util.h>
54 #include <atalk/compat.h>
58 #include <sys/types.h>
59 #endif /* ADMIN_GRP */
62 #define MIN(a, b) ((a) < (b) ? (a) : (b))
66 const char *Cnid_srv = "localhost";
67 const char *Cnid_port = "4700";
69 #define OPTIONS "dn:f:s:uc:g:P:ptDS:TL:F:U:hIvVm:"
72 /* return an option. this uses an internal array, so it's necessary
73 * to duplicate it if you want to hold it for long. this is probably
75 static char *getoption(char *buf, const char *option)
77 static char string[LENGTH + 1];
81 if (option && (buf = strstr(buf, option)))
82 buf = strpbrk(buf, " \t");
84 while (buf && isspace(*buf))
90 /* search for any quoted stuff */
91 if (*buf == '"' && (end = strchr(buf + 1, '"'))) {
93 len = MIN(end - buf, LENGTH);
94 } else if ((end = strpbrk(buf, " \t\n"))) /* option or eoln */
95 len = MIN(end - buf, LENGTH);
97 len = MIN(strlen(buf), LENGTH);
99 strncpy(string, buf, len);
104 /* get rid of any allocated afp_option buffers. */
105 void afp_options_free(struct afp_options *opt,
106 const struct afp_options *save)
108 if (opt->defaultvol.name && (opt->defaultvol.name != save->defaultvol.name))
109 free(opt->defaultvol.name);
110 if (opt->defaultvol.full_name && (opt->defaultvol.full_name != save->defaultvol.full_name))
111 free(opt->defaultvol.full_name);
113 if (opt->systemvol.name && (opt->systemvol.name != save->systemvol.name))
114 free(opt->systemvol.name);
115 if (opt->systemvol.full_name && (opt->systemvol.full_name != save->systemvol.full_name))
116 free(opt->systemvol.full_name);
118 if (opt->uservol.name && (opt->uservol.name != save->uservol.name))
119 free(opt->uservol.name);
120 if (opt->uservol.full_name && (opt->uservol.full_name != save->uservol.full_name))
121 free(opt->uservol.full_name);
123 if (opt->loginmesg && (opt->loginmesg != save->loginmesg))
124 free(opt->loginmesg);
125 if (opt->guest && (opt->guest != save->guest))
127 if (opt->server && (opt->server != save->server))
129 if (opt->ipaddr && (opt->ipaddr != save->ipaddr))
131 if (opt->port && (opt->port != save->port))
133 if (opt->fqdn && (opt->fqdn != save->fqdn))
135 if (opt->uampath && (opt->uampath != save->uampath))
137 if (opt->uamlist && (opt->uamlist != save->uamlist))
139 if (opt->passwdfile && (opt->passwdfile != save->passwdfile))
140 free(opt->passwdfile);
141 if (opt->signature && (opt->signature != save->signature))
142 free(opt->signature);
143 if (opt->k5service && (opt->k5service != save->k5service))
144 free(opt->k5service);
145 if (opt->k5realm && (opt->k5realm != save->k5realm))
147 if (opt->k5keytab && (opt->k5keytab != save->k5keytab))
149 if (opt->unixcodepage && (opt->unixcodepage != save->unixcodepage))
150 free(opt->unixcodepage);
151 if (opt->maccodepage && (opt->maccodepage != save->maccodepage))
152 free(opt->maccodepage);
154 if (opt->ntdomain && (opt->ntdomain != save->ntdomain))
156 if (opt->ntseparator && (opt->ntseparator != save->ntseparator))
157 free(opt->ntseparator);
160 /* initialize options */
161 void afp_options_init(struct afp_options *options)
163 memset(options, 0, sizeof(struct afp_options));
164 options->connections = 20;
165 options->pidfile = _PATH_AFPDLOCK;
166 options->defaultvol.name = _PATH_AFPDDEFVOL;
167 options->systemvol.name = _PATH_AFPDSYSVOL;
168 options->configfile = _PATH_AFPDCONF;
169 options->uampath = _PATH_AFPDUAMPATH;
170 options->uamlist = "uams_dhx.so,uams_dhx2.so";
171 options->guest = "nobody";
172 options->loginmesg = "";
173 options->transports = AFPTRANS_TCP; /* TCP only */
174 options->passwdfile = _PATH_AFPDPWFILE;
175 options->tickleval = 30;
176 options->timeout = 4;
177 options->sleep = 10* 120; /* 10 h in 30 seconds tick */
178 options->server_notif = 1;
179 options->authprintdir = NULL;
180 options->signature = "host";
183 options->admingid = 0;
184 #endif /* ADMIN_GRP */
185 options->k5service = NULL;
186 options->k5realm = NULL;
187 options->k5keytab = NULL;
188 options->unixcharset = CH_UNIX;
189 options->unixcodepage = "LOCALE";
190 options->maccharset = CH_MAC;
191 options->maccodepage = "MAC_ROMAN";
192 options->volnamelen = 80; /* spec: 255, 10.1: 73, 10.4/10.5: 80 */
193 options->ntdomain = NULL;
194 options->ntseparator = NULL;
196 /* don't advertize slp by default */
197 options->flags |= OPTION_NOSLP;
199 options->dircachesize = DEFAULT_MAX_DIRCACHE_SIZE;
202 /* parse an afpd.conf line. i'm doing it this way because it's
203 * easy. it is, however, massively hokey. sample afpd.conf:
204 * server:AFPServer@zone -loginmesg "blah blah blah" -nodsi
205 * "private machine"@zone2 -noguest -port 11012
206 * server2 -nocleartxt -nodsi
208 * NOTE: this ignores unknown options
210 int afp_options_parseline(char *buf, struct afp_options *options)
215 if (*buf != '-' && (c = getoption(buf, NULL)) && (opt = strdup(c)))
216 options->server = opt;
219 if (strstr(buf, " -nodebug"))
220 options->flags &= ~OPTION_DEBUG;
222 if (strstr(buf, " -slp"))
223 options->flags &= ~OPTION_NOSLP;
226 if (strstr(buf, " -nouservolfirst"))
227 options->flags &= ~OPTION_USERVOLFIRST;
228 if (strstr(buf, " -uservolfirst"))
229 options->flags |= OPTION_USERVOLFIRST;
230 if (strstr(buf, " -nouservol"))
231 options->flags |= OPTION_NOUSERVOL;
232 if (strstr(buf, " -uservol"))
233 options->flags &= ~OPTION_NOUSERVOL;
234 if (strstr(buf, " -proxy"))
235 options->flags |= OPTION_PROXY;
236 if (strstr(buf, " -noicon"))
237 options->flags &= ~OPTION_CUSTOMICON;
238 if (strstr(buf, " -icon"))
239 options->flags |= OPTION_CUSTOMICON;
240 if (strstr(buf, " -advertise_ssh"))
241 options->flags |= OPTION_ANNOUNCESSH;
244 if (strstr(buf, " -nosavepassword"))
245 options->passwdbits |= PASSWD_NOSAVE;
246 if (strstr(buf, " -savepassword"))
247 options->passwdbits &= ~PASSWD_NOSAVE;
248 if (strstr(buf, " -nosetpassword"))
249 options->passwdbits &= ~PASSWD_SET;
250 if (strstr(buf, " -setpassword"))
251 options->passwdbits |= PASSWD_SET;
254 if (strstr(buf, " -transall"))
255 options->transports = AFPTRANS_ALL;
256 if (strstr(buf, " -notransall"))
257 options->transports = AFPTRANS_NONE;
258 if (strstr(buf, " -tcp"))
259 options->transports |= AFPTRANS_TCP;
260 if (strstr(buf, " -notcp"))
261 options->transports &= ~AFPTRANS_TCP;
262 if (strstr(buf, " -ddp"))
263 options->transports |= AFPTRANS_DDP;
264 if (strstr(buf, " -noddp"))
265 options->transports &= ~AFPTRANS_DDP;
266 if (strstr(buf, "-client_polling"))
267 options->server_notif = 0;
269 /* figure out options w/ values. currently, this will ignore the setting
270 * if memory is lacking. */
272 if ((c = getoption(buf, "-hostname"))) {
273 int len = strlen (c);
274 if (len <= MAXHOSTNAMELEN) {
275 memcpy(options->hostname, c, len);
276 options->hostname[len] = 0;
279 LOG(log_info, logtype_afpd, "WARNING: hostname %s is too long (%d)",c,len);
282 if ((c = getoption(buf, "-defaultvol")) && (opt = strdup(c)))
283 options->defaultvol.name = opt;
284 if ((c = getoption(buf, "-systemvol")) && (opt = strdup(c)))
285 options->systemvol.name = opt;
286 if ((c = getoption(buf, "-loginmesg")) && (opt = strdup(c)))
287 options->loginmesg = opt;
288 if ((c = getoption(buf, "-guestname")) && (opt = strdup(c)))
289 options->guest = opt;
290 if ((c = getoption(buf, "-passwdfile")) && (opt = strdup(c)))
291 options->passwdfile = opt;
292 if ((c = getoption(buf, "-passwdminlen")))
293 options->passwdminlen = MIN(1, atoi(c));
294 if ((c = getoption(buf, "-loginmaxfail")))
295 options->loginmaxfail = atoi(c);
296 if ((c = getoption(buf, "-tickleval"))) {
297 options->tickleval = atoi(c);
298 if (options->tickleval <= 0) {
299 options->tickleval = 30;
302 if ((c = getoption(buf, "-timeout"))) {
303 options->timeout = atoi(c);
304 if (options->timeout <= 0) {
305 options->timeout = 4;
309 if ((c = getoption(buf, "-sleep"))) {
310 options->sleep = atoi(c) *120;
311 if (options->sleep <= 4) {
316 if ((c = getoption(buf, "-server_quantum")))
317 options->server_quantum = strtoul(c, NULL, 0);
319 if ((c = getoption(buf, "-volnamelen"))) {
320 options->volnamelen = atoi(c);
321 if (options->volnamelen < 8) {
322 options->volnamelen = 8; /* max mangled volname "???#FFFF" */
324 if (options->volnamelen > 255) {
325 options->volnamelen = 255; /* AFP3 spec */
329 /* -[no]setuplog <logtype> <loglevel> [<filename>]*/
331 /* Now THIS is hokey! Multiple occurrences are not supported by our current code, */
332 /* so I have to loop myself. */
333 while (NULL != (c = strstr(c, "-setuplog"))) {
335 if ((optstr = getoption(c, "-setuplog"))) {
337 c += sizeof("-setuplog");
341 if ((c = getoption(buf, "-unsetuplog")))
345 if ((c = getoption(buf, "-admingroup"))) {
346 struct group *gr = getgrnam(c);
348 options->admingid = gr->gr_gid;
351 #endif /* ADMIN_GRP */
353 if ((c = getoption(buf, "-k5service")) && (opt = strdup(c)))
354 options->k5service = opt;
355 if ((c = getoption(buf, "-k5realm")) && (opt = strdup(c)))
356 options->k5realm = opt;
357 if ((c = getoption(buf, "-k5keytab"))) {
358 if ( NULL == (options->k5keytab = (char *) malloc(sizeof(char)*(strlen(c)+14)) )) {
359 LOG(log_error, logtype_afpd, "malloc failed");
362 snprintf(options->k5keytab, strlen(c)+14, "KRB5_KTNAME=%s", c);
363 putenv(options->k5keytab);
364 /* setenv( "KRB5_KTNAME", c, 1 ); */
366 if ((c = getoption(buf, "-authprintdir")) && (opt = strdup(c)))
367 options->authprintdir = opt;
368 if ((c = getoption(buf, "-uampath")) && (opt = strdup(c)))
369 options->uampath = opt;
370 if ((c = getoption(buf, "-uamlist")) && (opt = strdup(c)))
371 options->uamlist = opt;
373 if ((c = getoption(buf, "-ipaddr"))) {
375 struct in_addr inaddr;
376 if (inet_aton(c, &inaddr) && (opt = strdup(c))) {
377 if (!gethostbyaddr((const char *) &inaddr, sizeof(inaddr), AF_INET))
378 LOG(log_info, logtype_afpd, "WARNING: can't find %s", opt);
379 options->ipaddr = opt;
382 LOG(log_error, logtype_afpd, "Error parsing -ipaddr, is %s in numbers-and-dots notation?", c);
385 options->ipaddr = strdup(c);
388 /* FIXME CNID Cnid_srv is a server attribute */
389 if ((c = getoption(buf, "-cnidserver"))) {
390 char *p = strrchr(c, ':');
393 Cnid_srv = strdup(c);
395 Cnid_port = strdup(p + 1);
396 LOG(log_debug, logtype_afpd, "CNID Server: %s:%s", Cnid_srv, Cnid_port);
399 if ((c = getoption(buf, "-port")))
400 options->port = strdup(c);
401 if ((c = getoption(buf, "-ddpaddr")))
402 atalk_aton(c, &options->ddpaddr);
403 if ((c = getoption(buf, "-signature")) && (opt = strdup(c)))
404 options->signature = opt;
406 /* do a little checking for the domain name. */
407 if ((c = getoption(buf, "-fqdn"))) {
408 char *p = strchr(c, ':');
411 if (gethostbyname(c)) {
414 if ((opt = strdup(c)))
418 LOG(log_error, logtype_afpd, "error parsing -fqdn, gethostbyname failed for: %s", c);
422 if ((c = getoption(buf, "-unixcodepage"))) {
423 if ((charset_t)-1 == ( options->unixcharset = add_charset(c)) ) {
424 options->unixcharset = CH_UNIX;
425 LOG(log_warning, logtype_afpd, "setting Unix codepage to '%s' failed", c);
428 if ((opt = strdup(c)))
429 options->unixcodepage = opt;
433 if ((c = getoption(buf, "-maccodepage"))) {
434 if ((charset_t)-1 == ( options->maccharset = add_charset(c)) ) {
435 options->maccharset = CH_MAC;
436 LOG(log_warning, logtype_afpd, "setting Mac codepage to '%s' failed", c);
439 if ((opt = strdup(c)))
440 options->maccodepage = opt;
444 if ((c = strstr(buf, "-closevol"))) {
445 options->closevol= 1;
448 if ((c = getoption(buf, "-ntdomain")) && (opt = strdup(c)))
449 options->ntdomain = opt;
451 if ((c = getoption(buf, "-ntseparator")) && (opt = strdup(c)))
452 options->ntseparator = opt;
454 if ((c = getoption(buf, "-dircachesize")))
455 options->dircachesize = atoi(c);
461 * Show version information about afpd.
464 static void show_version( void )
466 printf( "afpd %s - Apple Filing Protocol (AFP) daemon of Netatalk\n\n", VERSION );
468 puts( "This program is free software; you can redistribute it and/or modify it under" );
469 puts( "the terms of the GNU General Public License as published by the Free Software" );
470 puts( "Foundation; either version 2 of the License, or (at your option) any later" );
471 puts( "version. Please see the file COPYING for further information and details.\n" );
473 puts( "afpd has been compiled with support for these features:\n" );
475 printf( " AFP3.x support:\t" );
482 printf( " Transport layers:\t" );
486 puts( "TCP/IP DDP" );
489 printf( " CNID backends:\t" );
490 #ifdef CNID_BACKEND_CDB
493 #ifdef CNID_BACKEND_DB3
496 #ifdef CNID_BACKEND_DBD
497 #ifdef CNID_BACKEND_DBD_TXN
498 printf( "dbd-txn " );
503 #ifdef CNID_BACKEND_HASH
506 #ifdef CNID_BACKEND_LAST
509 #ifdef CNID_BACKEND_MTAB
512 #ifdef CNID_BACKEND_TDB
519 * Show extended version information about afpd and Netatalk.
522 static void show_version_extended(void )
526 printf( " SLP support:\t" );
533 printf( " TCP wrappers support:\t" );
540 printf( " Quota support:\t" );
541 #ifndef NO_QUOTA_SUPPORT
547 printf( " Admin group support:\t" );
554 printf( " Valid shell checks:\t" );
555 #ifndef DISABLE_SHELLCHECK
561 printf( " cracklib support:\t" );
568 printf( " Dropbox kludge:\t" );
575 printf( " Force volume uid/gid:\t" );
584 * Display compiled-in default paths
586 static void show_paths( void )
588 printf( " afpd.conf:\t%s\n", _PATH_AFPDCONF );
589 printf( " AppleVolumes.system:\t%s\n", _PATH_AFPDSYSVOL );
590 printf( " AppleVolumes.default:\t%s\n", _PATH_AFPDDEFVOL );
591 printf( " UAM search path:\t%s\n", _PATH_AFPDUAMPATH );
595 * Display usage information about adpd.
597 static void show_usage( char *name )
599 fprintf( stderr, "Usage:\t%s [-dDIptTu] [-c maxconnections] [-f defaultvolumes] [-F config]\n", name );
600 fprintf( stderr, "\t [-g guest] [-L message] [-m umask][-n nbpname] [-P pidfile]\n" );
601 fprintf( stderr, "\t [-s systemvolumes] [-S port] [-U uams]\n" );
602 fprintf( stderr, "\t%s -h|-v|-V\n", name );
605 int afp_options_parse(int ac, char **av, struct afp_options *options)
611 char *tmp; /* Used for error checking the result of strtol */
614 if (gethostname(options->hostname, sizeof(options->hostname )) < 0 ) {
615 perror( "gethostname" );
618 if (NULL != ( p = strchr(options->hostname, '.' )) ) {
622 if (NULL == ( p = strrchr( av[ 0 ], '/' )) ) {
628 while (EOF != ( c = getopt( ac, av, OPTIONS )) ) {
631 options->flags |= OPTION_DEBUG;
634 options->server = optarg;
637 options->defaultvol.name = optarg;
640 options->systemvol.name = optarg;
643 options->flags |= OPTION_USERVOLFIRST;
646 options->connections = atoi( optarg );
649 options->guest = optarg;
653 options->pidfile = optarg;
657 options->passwdbits |= PASSWD_NOSAVE;
660 options->passwdbits |= PASSWD_SET;
664 options->transports &= ~AFPTRANS_DDP;
667 options->port = optarg;
670 options->transports &= ~AFPTRANS_TCP;
673 options->loginmesg = optarg;
676 options->configfile = optarg;
679 options->uamlist = optarg;
681 case 'v': /* version */
682 show_version( ); puts( "" );
683 show_paths( ); puts( "" );
686 case 'V': /* extended version */
687 show_version_extended( ); puts( "" );
688 show_paths( ); puts( "" );
691 case 'h': /* usage */
696 options->flags |= OPTION_CUSTOMICON;
699 options->umask = strtoul(optarg, &tmp, 8);
700 if ((options->umask > 0777)) {
701 fprintf(stderr, "%s: out of range umask setting provided\n", p);
704 if (tmp[0] != '\0') {
705 fprintf(stderr, "%s: invalid characters in umask setting provided\n", p);
713 if ( err || optind != ac ) {
719 openlog( p, LOG_PID ); /* ultrix only */