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NetBSD/dist/am-utils/amd/get_args.c

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/* $NetBSD: get_args.c,v 1.2 2003/07/15 09:01:15 itojun Exp $ */
/*
* Copyright (c) 1997-2003 Erez Zadok
* Copyright (c) 1990 Jan-Simon Pendry
* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*
* Id: get_args.c,v 1.19 2002/12/27 22:43:49 ezk Exp
*
*/
/*
* Argument decode
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <am_defs.h>
#include <amd.h>
/* include auto-generated version file */
#include <build_version.h>
char *conf_file = "/etc/amd.conf"; /* default amd configuration file */
char *conf_tag = NULL; /* default conf file tags to use */
int usage = 0;
int use_conf_file = 0; /* default don't use amd.conf file */
char *mnttab_file_name = NULL; /* symbol must be available always */
/*
* Return the version string (dynamic buffer)
*/
char *
get_version_string(void)
{
static char *vers = NULL;
char tmpbuf[1024];
char *wire_buf;
int wire_buf_len = 0;
size_t l;
/* first get dynamic string listing all known networks */
wire_buf = print_wires();
if (wire_buf)
wire_buf_len = strlen(wire_buf);
l = 2048 + wire_buf_len;
vers = xmalloc(l);
snprintf(vers, l, "%s\n%s\n%s\n%s\n",
"Copyright (c) 1997-2003 Erez Zadok",
"Copyright (c) 1990 Jan-Simon Pendry",
"Copyright (c) 1990 Imperial College of Science, Technology & Medicine",
"Copyright (c) 1990 The Regents of the University of California.");
snprintf(tmpbuf, sizeof(tmpbuf), "%s version %s (build %d).\n",
PACKAGE_NAME, PACKAGE_VERSION, AMU_BUILD_VERSION);
strlcat(vers, tmpbuf, l);
snprintf(tmpbuf, sizeof(tmpbuf), "Report bugs to %s.\n", PACKAGE_BUGREPORT);
strlcat(vers, tmpbuf, l);
snprintf(tmpbuf, sizeof(tmpbuf), "Built by %s@%s on date %s.\n",
USER_NAME, HOST_NAME, CONFIG_DATE);
strlcat(vers, tmpbuf, l);
snprintf(tmpbuf, sizeof(tmpbuf), "cpu=%s (%s-endian), arch=%s, karch=%s.\n",
cpu, endian, gopt.arch, gopt.karch);
strlcat(vers, tmpbuf, l);
snprintf(tmpbuf, sizeof(tmpbuf), "full_os=%s, os=%s, osver=%s, vendor=%s.\n",
gopt.op_sys_full, gopt.op_sys, gopt.op_sys_ver, gopt.op_sys_vendor);
strlcat(vers, tmpbuf, l);
strlcat(vers, "Map support for: ", l);
mapc_showtypes(tmpbuf, sizeof(tmpbuf));
strlcat(vers, tmpbuf, l);
strlcat(vers, ".\nAMFS: ", l);
ops_showamfstypes(tmpbuf);
strlcat(vers, tmpbuf, l);
strlcat(vers, ".\nFS: ", l);
ops_showfstypes(tmpbuf);
strlcat(vers, tmpbuf, l);
/* append list of networks if available */
if (wire_buf) {
strlcat(vers, wire_buf, l);
XFREE(wire_buf);
}
return vers;
}
void
get_args(int argc, char *argv[])
{
int opt_ch;
FILE *fp = stdin;
char getopt_arguments[] = "+nprvSa:c:d:k:l:o:t:w:x:y:C:D:F:T:O:HA:";
char *getopt_args;
extern char hostd[2 * MAXHOSTNAMELEN + 1];
#ifdef HAVE_GNU_GETOPT
getopt_args = getopt_arguments;
#else /* ! HAVE_GNU_GETOPT */
getopt_args = &getopt_arguments[1];
#endif /* HAVE_GNU_GETOPT */
/* if no arguments were passed, try to use /etc/amd.conf file */
if (argc <= 1)
use_conf_file = 1;
while ((opt_ch = getopt(argc, argv, getopt_args)) != -1)
switch (opt_ch) {
case 'a':
if (*optarg != '/') {
fprintf(stderr, "%s: -a option must begin with a '/'\n",
am_get_progname());
exit(1);
}
gopt.auto_dir = optarg;
break;
case 'c':
gopt.am_timeo = atoi(optarg);
if (gopt.am_timeo <= 0)
gopt.am_timeo = AM_TTL;
break;
case 'd':
gopt.sub_domain = optarg;
break;
case 'k':
gopt.karch = optarg;
break;
case 'l':
gopt.logfile = optarg;
break;
case 'n':
gopt.flags |= CFM_NORMALIZE_HOSTNAMES;
break;
case 'o':
gopt.op_sys_ver = optarg;
break;
case 'p':
gopt.flags |= CFM_PRINT_PID;
break;
case 'r':
gopt.flags |= CFM_RESTART_EXISTING_MOUNTS;
break;
case 't':
/* timeo.retrans */
{
char *dot = strchr(optarg, '.');
if (dot)
*dot = '\0';
if (*optarg) {
gopt.amfs_auto_timeo = atoi(optarg);
}
if (dot) {
gopt.amfs_auto_retrans = atoi(dot + 1);
*dot = '.';
}
}
break;
case 'v':
fputs(get_version_string(), stderr);
exit(0);
break;
case 'w':
gopt.am_timeo_w = atoi(optarg);
if (gopt.am_timeo_w <= 0)
gopt.am_timeo_w = AM_TTL_W;
break;
case 'x':
usage += switch_option(optarg);
break;
case 'y':
#ifdef HAVE_MAP_NIS
gopt.nis_domain = optarg;
#else /* not HAVE_MAP_NIS */
plog(XLOG_USER, "-y: option ignored. No NIS support available.");
#endif /* not HAVE_MAP_NIS */
break;
case 'A':
gopt.arch = optarg;
break;
case 'C':
gopt.cluster = optarg;
break;
case 'D':
#ifdef DEBUG
usage += debug_option(optarg);
#else /* not DEBUG */
fprintf(stderr, "%s: not compiled with DEBUG option -- sorry.\n",
am_get_progname());
#endif /* not DEBUG */
break;
case 'F':
conf_file = optarg;
use_conf_file = 1;
break;
case 'H':
goto show_usage;
break;
case 'O':
gopt.op_sys = optarg;
break;
case 'S':
gopt.flags &= ~CFM_PROCESS_LOCK; /* turn process locking off */
break;
case 'T':
conf_tag = optarg;
break;
default:
usage = 1;
break;
}
/*
* amd.conf file: if not command-line arguments were used, or if -F was
* specified, then use that amd.conf file. If the file cannot be opened,
* abort amd. If it can be found, open it, parse it, and then close it.
*/
if (use_conf_file && conf_file) {
fp = fopen(conf_file, "r");
if (!fp) {
char buf[128];
snprintf(buf, sizeof(buf), "Amd configuration file (%s)", conf_file);
perror(buf);
exit(1);
}
yyin = fp;
yyparse();
fclose(fp);
if (process_last_regular_map() != 0)
exit(1);
}
/* make sure there are some default options defined */
if (xlog_level_init == ~0) {
switch_option("");
}
#ifdef DEBUG
usage += switch_option("debug");
#endif /* DEBUG */
/* log information regarding amd.conf file */
if (use_conf_file && conf_file)
plog(XLOG_INFO, "using configuration file %s", conf_file);
#ifdef HAVE_MAP_LDAP
/* ensure that if ldap_base is specified, that also ldap_hostports is */
if (gopt.ldap_hostports && !gopt.ldap_base) {
fprintf(stderr, "must specify both ldap_hostports and ldap_base\n");
exit(1);
}
#endif /* HAVE_MAP_LDAP */
if (usage)
goto show_usage;
while (optind <= argc - 2) {
char *dir = argv[optind++];
char *map = argv[optind++];
char *opts = "";
if (argv[optind] && *argv[optind] == '-')
opts = &argv[optind++][1];
root_newmap(dir, opts, map, NULL);
}
if (optind == argc) {
/*
* Append domain name to hostname.
* sub_domain overrides hostdomain
* if given.
*/
if (gopt.sub_domain)
hostdomain = gopt.sub_domain;
if (*hostdomain == '.')
hostdomain++;
strlcat(hostd, ".", sizeof(hostd));
strlcat(hostd, hostdomain, sizeof(hostd));
#ifdef MOUNT_TABLE_ON_FILE
if (amuDebug(D_MTAB))
mnttab_file_name = DEBUG_MNTTAB;
else
mnttab_file_name = MNTTAB_FILE_NAME;
#else /* not MOUNT_TABLE_ON_FILE */
if (amuDebug(D_MTAB))
dlog("-D mtab option ignored");
# ifdef MNTTAB_FILE_NAME
mnttab_file_name = MNTTAB_FILE_NAME;
# endif /* MNTTAB_FILE_NAME */
#endif /* not MOUNT_TABLE_ON_FILE */
if (switch_to_logfile(gopt.logfile, orig_umask) != 0)
plog(XLOG_USER, "Cannot switch logfile");
/*
* If the kernel architecture was not specified
* then use the machine architecture.
*/
if (gopt.karch == 0)
gopt.karch = gopt.arch;
if (gopt.cluster == 0)
gopt.cluster = hostdomain;
if (gopt.amfs_auto_timeo <= 0)
gopt.amfs_auto_timeo = AMFS_AUTO_TIMEO;
if (gopt.amfs_auto_retrans <= 0)
gopt.amfs_auto_retrans = AMFS_AUTO_RETRANS;
if (gopt.amfs_auto_retrans <= 0)
gopt.amfs_auto_retrans = 3; /* XXX */
return;
}
show_usage:
fprintf(stderr,
"Usage: %s [-nprvHS] [-a mount_point] [-c cache_time] [-d domain]\n\
\t[-k kernel_arch] [-l logfile%s\n\
\t[-t timeout.retrans] [-w wait_timeout] [-A arch] [-C cluster_name]\n\
\t[-o op_sys_ver] [-O op_sys_name]\n\
\t[-F conf_file] [-T conf_tag]", am_get_progname(),
#ifdef HAVE_SYSLOG
# ifdef LOG_DAEMON
"|\"syslog[:facility]\"]"
# else /* not LOG_DAEMON */
"|\"syslog\"]"
# endif /* not LOG_DAEMON */
#else /* not HAVE_SYSLOG */
"]"
#endif /* not HAVE_SYSLOG */
);
#ifdef HAVE_MAP_NIS
fputs(" [-y nis-domain]\n", stderr);
#else /* not HAVE_MAP_NIS */
fputc('\n', stderr);
#endif /* HAVE_MAP_NIS */
show_opts('x', xlog_opt);
#ifdef DEBUG
show_opts('D', dbg_opt);
#endif /* DEBUG */
fprintf(stderr, "\t[directory mapname [-map_options]] ...\n");
exit(1);
}
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