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config.y
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%{
/*
* $Id: //trid/release/otpd-3.1.0/config.y#1 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* For alternative licensing terms, contact licensing@tri-dsystems.com.
*
* Copyright 2006-2008 TRI-D Systems, Inc.
*/
#include "ident.h"
RCSID("$Id: //trid/release/otpd-3.1.0/config.y#1 $")
extern int yylex(void);
extern int yyerror(char *);
#if 0
/* need this first, like LFS; should really be in CPPFLAGS but it's hard */
#if defined(__linux__) && !defined(_GNU_SOURCE)
#define _GNU_SOURCE /* RTLD_DEFAULT */
#endif
#include <dlfcn.h>
#endif
#include "extern.h" /* need EMODE_* early */
#define BACKEND_FILE 0
#define BACKEND_LDAP 1
static void set_user(char *, int);
static void set_log_facility(char *);
static void set_log_level(char *, int);
static void set_plugin_rp(char *, int);
/* the rest of these could be done more elegantly, but whatever */
static void set_backend(char *);
static void set_auth_timeout(int);
static void set_prepend_pin(int);
static void set_hardfail(int);
static void set_softfail(int);
static void set_ewindow_size(int);
static void set_rwindow_size(int);
static void set_site_transform(int);
static void set_file_passwd(char *);
static void set_file_encrypt(int, int);
static void set_file_server(char *);
static void set_ldap_host(char *);
static void set_ldap_port(int);
static void set_ldap_binddn(char *);
static void set_ldap_bindpw(char *);
static void set_ldap_basedn(char *);
static void set_ldap_filter(char *);
static void set_ldap_scope(char *);
static void set_tls_mode(char *);
static void set_tls_verify_cert(char *);
static void set_tls_cacertfile(char *);
static void set_tls_cacertdir(char *);
static void set_tls_certfile(char *);
static void set_tls_keyfile(char *);
static void set_passwd_keyid(int);
static void set_passwd_key(char *);
static void set_state_mode(char *);
static void set_statedir(char *);
static void set_state_timeout(int);
static void set_state_gport(int);
static void finish_server(void);
static void set_server_name(char *);
static void set_server_primary(char *);
static void set_server_backup(char *);
static void set_server_timeout(int);
static void set_server_gport(int);
static void set_server_key(char *);
static void finish_file(void);
static void finish_ldap(void);
static void finish_tls(void);
static void finish_key(void);
static void finish_state(void);
static void finish_config(void);
static void userops_init(void);
%}
%union {
int ival;
char *sval;
}
/* ignore shift/reduce conflicts we know of */
%expect 15
%token OTPD
%token USER LOG_FACILITY LOG_LEVEL PLUGIN_RP BACKEND TIMEOUT
%token PREPEND_PIN HARDFAIL SOFTFAIL
%token EWINDOW_SIZE RWINDOW_SIZE SITE_TRANSFORM
%token USER_FILE PASSWD ENCRYPT CLEAR PIN PINMD5 STATE_SERVER
%token USER_LDAP HOST PORT BINDDN BINDPW BASEDN FILTER SCOPE
%token LDAP_TLS MODE VERIFY_CERT CACERTFILE CACERTDIR CERTFILE KEYFILE
%token PASSWDKEY KEYID KEY
%token STATE STATEDIR GPORT SERVER NAME PRIMARY BACKUP
%token <ival> YES NO
%token <sval> WORD
%token <ival> INTEGER
%type <ival> yesno
%%
otpd_section: /* empty */
| OTPD '{' '}'
| OTPD '{' config '}'
config: config_item
| config config_item
config_item: USER '=' WORD { set_user($3, 1); }
| LOG_FACILITY '=' WORD { set_log_facility($3); }
| LOG_LEVEL '=' WORD { set_log_level($3, 1); }
| PLUGIN_RP '=' WORD { set_plugin_rp($3, 1); }
| BACKEND '=' WORD { set_backend($3); }
| TIMEOUT '=' INTEGER { set_auth_timeout($3); }
| PREPEND_PIN '=' yesno { set_prepend_pin($3); }
| HARDFAIL '=' INTEGER { set_hardfail($3); }
| SOFTFAIL '=' INTEGER { set_softfail($3); }
| EWINDOW_SIZE '=' INTEGER { set_ewindow_size($3); }
| RWINDOW_SIZE '=' INTEGER { set_rwindow_size($3); }
| SITE_TRANSFORM '=' yesno { set_site_transform($3); }
| USER_FILE '{' file_config '}' { finish_file(); }
| USER_LDAP '{' ldap_config '}' { finish_ldap(); }
| PASSWDKEY '{' key_config '}' { finish_key(); }
| STATE '{' state_config '}' { finish_state(); }
file_config: /* empty */
| file_config_item
| file_config file_config_item
file_config_item: PASSWD '=' WORD { set_file_passwd($3); }
| ENCRYPT '=' CLEAR { set_file_encrypt(EMODE_CLEAR, 0); }
| ENCRYPT '=' PIN { set_file_encrypt(EMODE_PIN, 0); }
| ENCRYPT '=' PINMD5 { set_file_encrypt(EMODE_PINMD5, 0); }
| ENCRYPT '=' INTEGER { set_file_encrypt(EMODE_KEYID, $3); }
| STATE_SERVER '=' WORD { set_file_server($3); }
ldap_config: ldap_config_item
| ldap_config ldap_config_item
ldap_config_item: HOST '=' WORD { set_ldap_host($3); }
| PORT '=' INTEGER { set_ldap_port($3); }
| BINDDN '=' WORD { set_ldap_binddn($3); }
| BINDPW '=' WORD { set_ldap_bindpw($3); }
| BASEDN '=' WORD { set_ldap_basedn($3); }
| FILTER '=' WORD { set_ldap_filter($3); }
| SCOPE '=' WORD { set_ldap_scope($3); }
| LDAP_TLS '{' tls_config '}' { finish_tls(); }
tls_config: /* empty */
| tls_config_item
| tls_config tls_config_item
tls_config_item: MODE '=' WORD { set_tls_mode($3); }
| VERIFY_CERT '=' WORD { set_tls_verify_cert($3); }
| CACERTFILE '=' WORD { set_tls_cacertfile($3); }
| CACERTDIR '=' WORD { set_tls_cacertdir($3); }
| CERTFILE '=' WORD { set_tls_certfile($3); }
| KEYFILE '=' WORD { set_tls_keyfile($3); }
key_config: key_config_item
| key_config key_config_item
key_config_item: KEYID '=' INTEGER { set_passwd_keyid($3); }
| KEY '=' WORD { set_passwd_key($3); }
state_config: /* empty */
| state_config_item
| state_config state_config_item
state_config_item: MODE '=' WORD { set_state_mode($3); }
| STATEDIR '=' WORD { set_statedir($3); }
| TIMEOUT '=' INTEGER { set_state_timeout($3); }
| GPORT '=' INTEGER { set_state_gport($3); }
| PORT '=' INTEGER { set_state_gport($3); }
| SERVER '{' server_config '}' { finish_server(); }
server_config: server_config_item
| server_config server_config_item
server_config_item: NAME '=' WORD { set_server_name($3); }
| PRIMARY '=' WORD { set_server_primary($3); }
| BACKUP '=' WORD { set_server_backup($3); }
| TIMEOUT '=' INTEGER { set_server_timeout($3); }
| GPORT '=' INTEGER { set_server_gport($3); }
| KEY '=' WORD { set_server_key($3); }
yesno: YES | NO
%%
#include <ctype.h>
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <locale.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/nameser.h> /* hstrerror(), must be after netinet/in.h */
#include <pthread.h>
#include <pwd.h>
#include <resolv.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <sys/socket.h>
#include <sys/un.h> /* sockaddr_un */
#include <sys/types.h>
#include <unistd.h>
#include <grp.h>
#include "gsm.h"
extern FILE *yyin;
extern int yylineno;
#ifdef USE_SOCKET
static size_t rp_maxlen = sizeof(((struct sockaddr_un *) 0)->sun_path) - 1;
#endif
static config_t config;
static int seen_user; /* seen user option? */
static int seen_log_facility; /* seen log_facility option? */
static int seen_log_level; /* seen log_level option? */
static char *seen_plugin_rp; /* doubles as seen value */
static int seen_backend; /* seen backend option? */
static int backend; /* backend in use */
static int seen_auth_timeout; /* seen timeout option? */
static int seen_prepend_pin; /* seen prepend_pin option? */
static int seen_hardfail; /* seen hardfail option? */
static int seen_softfail; /* seen softfail option? */
static int seen_ewindow_size; /* seen ewindow_size option? */
static int seen_rwindow_size; /* seen rwindow_size option? */
static int seen_site_transform; /* seen site_transform option? */
static int seen_file; /* seen file section? */
static int seen_ldap; /* seen ldap section? */
static int seen_file_passwd; /* seen file passwd option? */
static int seen_file_encrypt; /* seen file encrypt option? */
static int seen_file_server; /* seen file server option? */
static char *seen_ldap_host; /* doubles as seen value */
static int seen_ldap_port; /* doubles as seen value */
static int seen_ldap_binddn; /* seen ldap binddn option? */
static int seen_ldap_bindpw; /* seen ldap bindpw option? */
static int seen_ldap_basedn; /* seen ldap basedn option? */
static int seen_ldap_filter; /* seen ldap filter option? */
static int seen_ldap_scope; /* seen ldap scope option? */
static int seen_tls_mode; /* seen tls mode option? */
static int seen_tls_verify_cert; /* seen tls verify_cert option? */
static int seen_tls_cacertfile; /* seen tls cacertfile option? */
static int seen_tls_cacertdir; /* seen tls cacertdir option? */
static int seen_tls_certfile; /* seen tls certfile option? */
static int seen_tls_keyfile; /* seen tls keyfile option? */
static int seen_passwd_keyid; /* seen keyid option? */
static int seen_passwd_key; /* seen key option? */
static int seen_state_mode; /* seen state mode option? */
static int seen_statedir; /* seen state statedir option? */
static int64_t seen_gtimeout; /* doubles as current value */
static int seen_gport; /* seen state port option? */
static char *seen_server_name; /* doubles as current value */
static char *seen_server_primary; /* doubles as current value */
static char *seen_server_backup; /* doubles as current value */
static int seen_server_timeout; /* doubles as current value */
static int seen_server_gport; /* doubles as current value */
static char *seen_server_key; /* doubles as current value */
static int filekeylineno; /* deferred error reporting */
static int gtimeoutlineno; /* deferred error reporting */
static int primarylineno; /* deferred error reporting */
static int backuplineno; /* deferred error reporting */
static int timeoutlineno; /* deferred error reporting */
static int gsmdkeylineno; /* deferred error reporting */
static int gport; /* default gsmd port, network order */
static struct {
char *name;
char *primary;
char *backup;
int64_t timeout;
int primarylineno; /* deferred error reporting */
int backuplineno; /* deferred error reporting */
int timeoutlineno; /* deferred error reporting */
int gport; /* holding space until port is known */
char *key; /* holding space until port is known */
int keylineno; /* deferred error reporting */
} **gsmd;
static int ngsmd; /* number of gsmd's */
static int using_tls; /* using tls config */
static int passwd_keyid;
static int passwd_keylen;
static unsigned char *passwd_key;
static int using_state; /* state configured */
userops_t userops[OTPD_USEROPS_MAX]; /* initialized by userops ctors */
/*
* parse the config file and validate command line options
* returns an allocated config_t
*/
config_t *
config_init(void)
{
static int once = 0; /* runs in main thread only, no lock needed */
if (!once) {
(void) setlocale(LC_ALL, ""); /* required for yyparse() */
if (rp_maxlen > PATH_MAX)
rp_maxlen = PATH_MAX;
/*
* verify command line options and set defaults
* done here to keep it (validation) all in one place
*/
if (!opt_c)
opt_c = OTPD_DEFAULT_CF;
if (opt_d)
set_log_level(opt_d, 0);
if (opt_u)
set_user(opt_u, 0);
if (opt_p)
set_plugin_rp(xstrdup(opt_p), 0);
userops_init();
once = 1;
} /* if (!once) */
/* open config file */
if (!(yyin = fopen(opt_c, "r"))) {
mlog(LOG_CRIT, "%s: fopen(%s): %s", __func__, opt_c, strerror(errno));
exit(1);
}
/* initialize defaults */
(void) strcpy(config.file.passwd, OTPD_PASSWD);
config.file.encryptmode = EMODE_CLEAR;
config.file.gsmd[0] = '\0';
config.ldap.url = NULL;
config.ldap.binddn = NULL;
config.ldap.bindpw.val = NULL;
config.ldap.basedn = NULL;
config.ldap.filter.val = NULL;
config.ldap.scope = NULL;
config.ldap.tls.mode = 0;
config.ldap.tls.verify_cert = 0;
config.ldap.tls.cacertfile = NULL;
config.ldap.tls.cacertdir = NULL;
config.ldap.tls.certfile = NULL;
config.state.mode = SMODE_LOCAL;
(void) strcpy(config.state.statedir, OTPD_STATEDIR);
config.timeout = 11700000000LL; /* 11.7s */
config.prepend_pin = 1;
config.hardfail = 0;
config.softfail = 5;
config.ewindow_size = 5;
config.rwindow_size = 25;
config.site_transform = 1;
config.userops = NULL;
{
struct servent *sp;
sp = getservbyname("gsmd", "udp");
if (sp)
gport = sp->s_port;
else
gport = htons(GSM_DEFAULT_GPORT);
}
/* parse config */
seen_user = 0;
seen_log_facility = 0;
seen_log_level = 0;
seen_plugin_rp = NULL;
seen_backend = 0;
backend = BACKEND_FILE;
seen_auth_timeout = 0;
seen_prepend_pin = 0;
seen_hardfail = 0;
seen_softfail = 0;
seen_ewindow_size = 0;
seen_rwindow_size = 0;
seen_site_transform = 0;
seen_file = 0;
seen_ldap = 0;
using_tls = 0;
using_state = 0;
seen_file_passwd = 0;
seen_file_encrypt = 0;
seen_file_server = 0;
seen_ldap_host = NULL;
seen_ldap_port = 0;
seen_ldap_binddn = 0;
seen_ldap_bindpw = 0;
seen_ldap_basedn = 0;
seen_ldap_filter = 0;
seen_ldap_scope = 0;
seen_tls_mode = TLSMODE_OFF;
seen_tls_verify_cert = 0;
seen_tls_cacertfile = 0;
seen_tls_cacertdir = 0;
seen_tls_certfile = 0;
seen_tls_keyfile = 0;
seen_passwd_keyid = 0;
seen_passwd_key = 0;
seen_state_mode = 0;
seen_statedir = 0;
seen_gport = 0;
seen_server_name = NULL;
seen_server_primary = NULL;
seen_server_backup = NULL;
seen_server_gport = 0;
seen_server_timeout = 0;
seen_server_key = NULL;
gsmd = NULL;
ngsmd = 0;
(void) yyparse();
finish_config();
/* validate interdependent parameters */
if (config.hardfail && config.hardfail <= config.softfail) {
/*
* This is noise if the admin leaves softfail alone, so it gets
* the default value of 5, and sets hardfail <= to that ... but
* in practice that will never happen. Anyway, it is easily
* overcome with a softfail setting of 0.
*
* This is because we can't be bothered to tell the difference
* between a default [softfail] value and an admin-configured one.
*/
mlog(LOG_ERR, "%s: hardfail (%d) is less than softfail (%d), "
"effectively disabling softfail",
opt_c, config.hardfail, config.softfail);
}
if (config.rwindow_size && (config.rwindow_size < config.ewindow_size)) {
config.rwindow_size = 0;
mlog(LOG_ERR, "%s: rwindow_size must be at least as large as "
"ewindow_size, disabling", opt_c);
}
/* config is ok */
{
config_t *inst;
inst = xmalloc(sizeof(config));
(void) memcpy(inst, &config, sizeof(config));
return inst;
}
} /* config_init() */
static void
set_user(char *arg, int config_file)
{
unsigned i;
int isuid = 1; /* is this a uid (or name) */
struct passwd *pw;
if (config_file) {
if (seen_user) {
mlog(LOG_NOTICE,
"%s:%d: user option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
seen_user = 1;
}
if (config_file && opt_u) {
mlog(LOG_INFO, "%s:%d: -u given on command line, ignoring user option",
opt_c, yylineno);
free(arg);
return;
}
/* if arg is all digits, this is a uid */
for (i = 0; i < strlen(arg); ++i) {
if (!isdigit(arg[i])) {
isuid = 0;
break;
}
}
errno = 0; /* getpw* returns NULL on both not found and error */
if (isuid)
pw = getpwuid(atoi(arg));
else
pw = getpwnam(arg);
if (!pw) {
if (errno) {
if (config_file)
mlog(LOG_CRIT, "%s:%d: user lookup error: %s",
opt_c, yylineno, strerror(errno));
else
mlog(LOG_CRIT, "-u: user lookup error: %s", strerror(errno));
} else {
if (config_file)
mlog(LOG_CRIT, "%s:%d: user unknown", opt_c, yylineno);
else
mlog(LOG_CRIT, "-u: user unknown");
}
exit(1);
}
if (config_file)
free(arg);
/* setgid() first, while we have privs */
xsetgid(pw->pw_gid);
(void) setgroups(0, NULL);
xsetuid(pw->pw_uid);
}
#ifndef LOG_AUTHPRIV
#define LOG_AUTHPRIV LOG_AUTH
#endif
#ifndef LOG_FTP
#define LOG_FTP LOG_DAEMON
#endif
#ifndef LOG_AUDIT
#define LOG_AUDIT LOG_AUTH
#endif
static struct {
const char *name;
int facility;
} fac_names[] = {
{ .name = "user", .facility = LOG_USER },
{ .name = "mail", .facility = LOG_MAIL },
{ .name = "daemon", .facility = LOG_DAEMON },
{ .name = "ftp", .facility = LOG_FTP },
{ .name = "auth", .facility = LOG_AUTH },
{ .name = "authpriv", .facility = LOG_AUTHPRIV },
{ .name = "lpr", .facility = LOG_LPR },
{ .name = "news", .facility = LOG_NEWS },
{ .name = "uucp", .facility = LOG_UUCP },
{ .name = "cron", .facility = LOG_CRON },
{ .name = "audit", .facility = LOG_AUDIT },
{ .name = "local0", .facility = LOG_LOCAL0 },
{ .name = "local1", .facility = LOG_LOCAL1 },
{ .name = "local2", .facility = LOG_LOCAL2 },
{ .name = "local3", .facility = LOG_LOCAL3 },
{ .name = "local4", .facility = LOG_LOCAL4 },
{ .name = "local5", .facility = LOG_LOCAL5 },
{ .name = "local6", .facility = LOG_LOCAL6 },
{ .name = "local7", .facility = LOG_LOCAL7 },
{ }
};
/* set log_facility option */
static void
set_log_facility(char *arg)
{
int i, facility = -1;
if (seen_log_facility) {
mlog(LOG_NOTICE,
"%s:%d: log_facility option already set, ignoring", opt_c, yylineno);
return;
}
seen_log_facility = 1;
/* convert facility name to int */
for (i = 0; fac_names[i].name; ++i) {
if (!strcmp(fac_names[i].name, arg)) {
facility = fac_names[i].facility;
break;
}
}
if (facility >= 0) {
log_facility = facility;
return;
}
/* no match */
mlog(LOG_CRIT, "%s:%d: invalid log_facility", opt_c, yylineno);
exit(1);
}
static struct {
const char *name;
int priority;
} pri_names[] = {
{ .name = "emerg", .priority = LOG_EMERG },
{ .name = "alert", .priority = LOG_ALERT },
{ .name = "crit", .priority = LOG_CRIT },
{ .name = "err", .priority = LOG_ERR },
{ .name = "warning", .priority = LOG_WARNING },
{ .name = "notice", .priority = LOG_NOTICE },
{ .name = "info", .priority = LOG_INFO },
{ .name = "debug", .priority = LOG_DEBUG },
{ .name = "debug0", .priority = LOG_DEBUG0 },
{ .name = "debug1", .priority = LOG_DEBUG1 },
{ .name = "debug2", .priority = LOG_DEBUG2 },
{ .name = "debug3", .priority = LOG_DEBUG3 },
{ .name = "debug4", .priority = LOG_DEBUG4 },
{ .name = "debug5", .priority = LOG_DEBUG5 },
{ .name = "debug6", .priority = LOG_DEBUG6 },
{ .name = "debug7", .priority = LOG_DEBUG7 },
{ .name = "debug8", .priority = LOG_DEBUG8 },
{ }
};
/* set log_level option */
static void
set_log_level(char *arg, int config_file)
{
int i, level = -1;
if (config_file) {
if (seen_log_level) {
mlog(LOG_NOTICE,
"%s:%d: log_level option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
seen_log_level = 1;
}
/* convert priority name to int */
for (i = 0; pri_names[i].name; ++i) {
if (!strcmp(pri_names[i].name, arg)) {
level = pri_names[i].priority;
break;
}
}
if (config_file)
free(arg);
if (level >= 0) {
if (config_file && opt_d)
mlog(LOG_INFO,
"%s:%d: -d given on command line, ignoring log_level option",
opt_c, yylineno);
else
log_level = level;
return;
}
/* no match */
if (config_file)
mlog(LOG_CRIT, "%s:%d: invalid log_level", opt_c, yylineno);
else
mlog(LOG_CRIT, "-d: invalid log_level");
exit(1);
}
/* set plugin_rp option */
static void
set_plugin_rp(char *arg, int config_file)
{
if (config_file) {
if (seen_plugin_rp) {
mlog(LOG_NOTICE,
"%s:%d: plugin_rp option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
}
if (arg[0] != '/') {
mlog(LOG_CRIT, "%s:%d: plugin_rp name not absolute", opt_c, yylineno);
exit(1);
}
if (strlen(arg) > rp_maxlen) {
if (config_file)
mlog(LOG_CRIT, "%s:%d: plugin_rp name too long", opt_c, yylineno);
else
mlog(LOG_CRIT, "-p: plugin_rp name too long");
exit(1);
}
/* could have done this earlier, but we always want the sanity checks */
if (config_file && opt_p) {
mlog(LOG_INFO, "%s:%d: -p given on command line, ignoring plugin_rp option",
opt_c, yylineno);
free(arg);
return;
}
seen_plugin_rp = arg;
}
static void
set_backend(char *arg)
{
if (seen_backend) {
mlog(LOG_NOTICE,
"%s:%d: backend option already set, ignoring", opt_c, yylineno);
return;
}
seen_backend = 1;
if (!strcmp(arg, "file")) {
backend = BACKEND_FILE;
} else if (!strcmp(arg, "ldap")) {
backend = BACKEND_LDAP;
} else {
mlog(LOG_CRIT, "%s:%d: invalid backend option", opt_c, yylineno);
exit(1);
}
}
/* set timeout option */
static void
set_auth_timeout(int arg)
{
if (seen_auth_timeout) {
mlog(LOG_NOTICE,
"%s:%d: timeout option already set, ignoring", opt_c, yylineno);
return;
}
seen_auth_timeout = 1;
if (arg < 3000) {
mlog(LOG_CRIT, "%s:%d: minimum timeout is 3000", opt_c, yylineno);
exit(1);
}
config.timeout = arg * 1000000; /* arg is in ms, timeout is in ns */
}
/* set prepend_pin option */
static void
set_prepend_pin(int arg)
{
if (seen_prepend_pin) {
mlog(LOG_NOTICE,
"%s:%d: prepend_pin option already set, ignoring", opt_c, yylineno);
return;
}
seen_prepend_pin = 1;
config.prepend_pin = arg;
}
/* set hardfail option */
static void
set_hardfail(int arg)
{
if (seen_hardfail) {
mlog(LOG_NOTICE,
"%s:%d: hardfail option already set, ignoring", opt_c, yylineno);
return;
}
seen_hardfail = 1;
config.hardfail = arg;
}
/* set softfail option */
static void
set_softfail(int arg)
{
if (seen_softfail) {
mlog(LOG_NOTICE,
"%s:%d: softfail option already set, ignoring", opt_c, yylineno);
return;
}
seen_softfail = 1;
config.softfail = arg;
}
/* set ewindow_size option */
static void
set_ewindow_size(int arg)
{
if (seen_ewindow_size) {
mlog(LOG_NOTICE,
"%s:%d: ewindow_size option already set, ignoring", opt_c, yylineno);
return;
}
seen_ewindow_size = 1;
config.ewindow_size = arg;
}
/* set rwindow_size option */
static void
set_rwindow_size(int arg)
{
if (seen_rwindow_size) {
mlog(LOG_NOTICE,
"%s:%d: rwindow_size option already set, ignoring", opt_c, yylineno);
return;
}
seen_rwindow_size = 1;
config.rwindow_size = arg;
}
/* set site_transform option */
static void
set_site_transform(int arg)
{
if (seen_site_transform) {
mlog(LOG_NOTICE,
"%s:%d: site_transform option already set, ignoring", opt_c, yylineno);
return;
}
seen_site_transform = 1;
config.site_transform = arg;
}
/* set file passwd option */
static void
set_file_passwd(char *arg)
{
if (seen_file_passwd) {
mlog(LOG_NOTICE,
"%s:%d: file passwd option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
seen_file_passwd = 1;
if (arg[0] != '/') {
mlog(LOG_CRIT, "%s:%d: file passwd name not absolute", opt_c, yylineno);
exit(1);
}
if (access(arg, F_OK) == -1) {
mlog(LOG_CRIT, "%s:%d: %s: %s", opt_c, yylineno, arg, strerror(errno));
exit(1);
}
(void) strcpy(config.file.passwd, arg);
free(arg);
}
/* set file encrypt option */
static void
set_file_encrypt(int mode, int id)
{
if (seen_file_encrypt) {
mlog(LOG_NOTICE,
"%s:%d: file encrypt option already set, ignoring", opt_c, yylineno);
return;
}
seen_file_encrypt = 1;
/* see finish_key() */
if (id > 127) {
mlog(LOG_CRIT, "%s:%d: key id %d too large", opt_c, yylineno, id);
exit(1);
}
config.file.encryptmode = mode;
config.file.keyid = id;
filekeylineno = yylineno;
}
/* set file server option */
static void
set_file_server(char *arg)
{
if (seen_file_server) {
mlog(LOG_NOTICE,
"%s:%d: file server option already set, ignoring", opt_c, yylineno);
return;
}
seen_file_server = 1;
if (strlen(arg) > GSM_MAX_NAME_LEN) {
mlog(LOG_CRIT, "%s:%d: file server name too long", opt_c, yylineno);
exit(1);
}
(void) strcpy(config.file.gsmd, arg);
}
/* set ldap host option */
static void
set_ldap_host(char *arg)
{
if (seen_ldap_host) {
mlog(LOG_NOTICE,
"%s:%d: ldap host option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
/*
* Attempt to validate the hostname.
* We can't be 100% sure that ldap_initialize() (which doesn't actually
* connect()) does the same thing, but it's hard to imagine much different.
*/
{
struct hostent *hp;
if ((hp = gethostbyname(arg)) == NULL) {
mlog(LOG_CRIT, "%s:%d: ldap host name is invalid: %s",
opt_c, yylineno, hstrerror(h_errno));
exit(1);
}
}
seen_ldap_host = arg;
}
/* set ldap port option */
static void
set_ldap_port(int arg)
{
if (seen_ldap_port) {
mlog(LOG_NOTICE,
"%s:%d: ldap port option already set, ignoring", opt_c, yylineno);
return;
}
if (arg == 0 || arg > 65535) {
mlog(LOG_CRIT, "%s:%d: invalid ldap port", opt_c, yylineno);
exit(1);
}
seen_ldap_port = arg;
}
/* set ldap binddn option */
static void
set_ldap_binddn(char *arg)
{
if (seen_ldap_binddn) {
mlog(LOG_NOTICE,
"%s:%d: ldap binddn option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
seen_ldap_binddn = 1;
config.ldap.binddn = arg;
}
/* set ldap bindpw option */
static void
set_ldap_bindpw(char *arg)
{
if (seen_ldap_bindpw) {
mlog(LOG_NOTICE,
"%s:%d: ldap bindpw option already set, ignoring", opt_c, yylineno);
free(arg);
return;
}
seen_ldap_bindpw = 1;
config.ldap.bindpw.val = arg;
config.ldap.bindpw.len = strlen(arg);
}
/* set ldap basedn option */