2 * $Id: afp_options.c,v 1.54 2010/04/02 16:17:22 hat001 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->sigconffile = _PATH_AFPDSIGCONF;
170 options->uampath = _PATH_AFPDUAMPATH;
171 options->uamlist = "uams_dhx.so,uams_dhx2.so";
172 options->guest = "nobody";
173 options->loginmesg = "";
174 options->transports = AFPTRANS_TCP; /* TCP only */
175 options->passwdfile = _PATH_AFPDPWFILE;
176 options->tickleval = 30;
177 options->timeout = 4;
178 options->sleep = 10* 120; /* 10 h in 30 seconds tick */
179 options->server_notif = 1;
180 options->authprintdir = NULL;
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);
404 /* do a little checking for the domain name. */
405 if ((c = getoption(buf, "-fqdn"))) {
406 char *p = strchr(c, ':');
409 if (gethostbyname(c)) {
412 if ((opt = strdup(c)))
416 LOG(log_error, logtype_afpd, "error parsing -fqdn, gethostbyname failed for: %s", c);
420 if ((c = getoption(buf, "-unixcodepage"))) {
421 if ((charset_t)-1 == ( options->unixcharset = add_charset(c)) ) {
422 options->unixcharset = CH_UNIX;
423 LOG(log_warning, logtype_afpd, "setting Unix codepage to '%s' failed", c);
426 if ((opt = strdup(c)))
427 options->unixcodepage = opt;
431 if ((c = getoption(buf, "-maccodepage"))) {
432 if ((charset_t)-1 == ( options->maccharset = add_charset(c)) ) {
433 options->maccharset = CH_MAC;
434 LOG(log_warning, logtype_afpd, "setting Mac codepage to '%s' failed", c);
437 if ((opt = strdup(c)))
438 options->maccodepage = opt;
442 if ((c = strstr(buf, "-closevol"))) {
443 options->closevol= 1;
446 if ((c = getoption(buf, "-ntdomain")) && (opt = strdup(c)))
447 options->ntdomain = opt;
449 if ((c = getoption(buf, "-ntseparator")) && (opt = strdup(c)))
450 options->ntseparator = opt;
452 if ((c = getoption(buf, "-dircachesize")))
453 options->dircachesize = atoi(c);
455 if ((c = getoption(buf, "-signature")) && (opt = strdup(c))) {
456 set_signature(opt, options);
459 set_signature("auto", options);
466 * Show version information about afpd.
469 static void show_version( void )
471 printf( "afpd %s - Apple Filing Protocol (AFP) daemon of Netatalk\n\n", VERSION );
473 puts( "This program is free software; you can redistribute it and/or modify it under" );
474 puts( "the terms of the GNU General Public License as published by the Free Software" );
475 puts( "Foundation; either version 2 of the License, or (at your option) any later" );
476 puts( "version. Please see the file COPYING for further information and details.\n" );
478 puts( "afpd has been compiled with support for these features:\n" );
480 printf( " AFP3.x support:\t" );
487 printf( " Transport layers:\t" );
491 puts( "TCP/IP DDP" );
494 printf( " CNID backends:\t" );
495 #ifdef CNID_BACKEND_CDB
498 #ifdef CNID_BACKEND_DB3
501 #ifdef CNID_BACKEND_DBD
502 #ifdef CNID_BACKEND_DBD_TXN
503 printf( "dbd-txn " );
508 #ifdef CNID_BACKEND_HASH
511 #ifdef CNID_BACKEND_LAST
514 #ifdef CNID_BACKEND_MTAB
517 #ifdef CNID_BACKEND_TDB
524 * Show extended version information about afpd and Netatalk.
527 static void show_version_extended(void )
531 printf( " SLP support:\t" );
538 printf( " TCP wrappers support:\t" );
545 printf( " Quota support:\t" );
546 #ifndef NO_QUOTA_SUPPORT
552 printf( " Admin group support:\t" );
559 printf( " Valid shell checks:\t" );
560 #ifndef DISABLE_SHELLCHECK
566 printf( " cracklib support:\t" );
573 printf( " Dropbox kludge:\t" );
580 printf( " Force volume uid/gid:\t" );
589 * Display compiled-in default paths
591 static void show_paths( void )
593 printf( " afpd.conf:\t%s\n", _PATH_AFPDCONF );
594 printf( " afp_signature.conf:\t%s\n", _PATH_AFPDSIGCONF );
595 printf( " AppleVolumes.system:\t%s\n", _PATH_AFPDSYSVOL );
596 printf( " AppleVolumes.default:\t%s\n", _PATH_AFPDDEFVOL );
597 printf( " UAM search path:\t%s\n", _PATH_AFPDUAMPATH );
598 printf( " Server messages path:\t%s\n", SERVERTEXT);
602 * Display usage information about afpd.
604 static void show_usage( char *name )
606 fprintf( stderr, "Usage:\t%s [-duptDTI] [-f defaultvolumes] [-s systemvolumes] [-n nbpname]\n", name );
607 fprintf( stderr, "\t [-c maxconnections] [-g guest] [-P pidfile] [-S port] [-L message]\n" );
608 fprintf( stderr, "\t [-F configfile] [-U uams] [-m umask]\n" );
609 fprintf( stderr, "\t%s -h|-v|-V\n", name );
612 int afp_options_parse(int ac, char **av, struct afp_options *options)
618 char *tmp; /* Used for error checking the result of strtol */
621 if (gethostname(options->hostname, sizeof(options->hostname )) < 0 ) {
622 perror( "gethostname" );
625 if (NULL != ( p = strchr(options->hostname, '.' )) ) {
629 if (NULL == ( p = strrchr( av[ 0 ], '/' )) ) {
635 while (EOF != ( c = getopt( ac, av, OPTIONS )) ) {
638 options->flags |= OPTION_DEBUG;
641 options->server = optarg;
644 options->defaultvol.name = optarg;
647 options->systemvol.name = optarg;
650 options->flags |= OPTION_USERVOLFIRST;
653 options->connections = atoi( optarg );
656 options->guest = optarg;
660 options->pidfile = optarg;
664 options->passwdbits |= PASSWD_NOSAVE;
667 options->passwdbits |= PASSWD_SET;
671 options->transports &= ~AFPTRANS_DDP;
674 options->port = optarg;
677 options->transports &= ~AFPTRANS_TCP;
680 options->loginmesg = optarg;
683 options->configfile = optarg;
686 options->uamlist = optarg;
688 case 'v': /* version */
689 show_version( ); puts( "" );
690 show_paths( ); puts( "" );
693 case 'V': /* extended version */
694 show_version_extended( ); puts( "" );
695 show_paths( ); puts( "" );
698 case 'h': /* usage */
703 options->flags |= OPTION_CUSTOMICON;
706 options->umask = strtoul(optarg, &tmp, 8);
707 if ((options->umask > 0777)) {
708 fprintf(stderr, "%s: out of range umask setting provided\n", p);
711 if (tmp[0] != '\0') {
712 fprintf(stderr, "%s: invalid characters in umask setting provided\n", p);
720 if ( err || optind != ac ) {
726 openlog( p, LOG_PID ); /* ultrix only */