/* config.c - configuration file handling routines */
/* $OpenLDAP: pkg/ldap/servers/slapd/config.c,v 1.341.2.25 2007/02/08 12:31:24 hyc Exp $ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2007 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* Portions Copyright (c) 1995 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/ctype.h>
#include <ac/signal.h>
#include <ac/socket.h>
#include <ac/errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "slap.h"
#ifdef LDAP_SLAPI
#include "slapi/slapi.h"
#endif
#include "lutil.h"
#include "config.h"
#define ARGS_STEP 512
/*
* defaults for various global variables
*/
slap_mask_t global_allows = 0;
slap_mask_t global_disallows = 0;
int global_gentlehup = 0;
int global_idletimeout = 0;
char *global_host = NULL;
char *global_realm = NULL;
char *ldap_srvtab = "";
char **default_passwd_hash = NULL;
struct berval default_search_base = BER_BVNULL;
struct berval default_search_nbase = BER_BVNULL;
ber_len_t sockbuf_max_incoming = SLAP_SB_MAX_INCOMING_DEFAULT;
ber_len_t sockbuf_max_incoming_auth= SLAP_SB_MAX_INCOMING_AUTH;
int slap_conn_max_pending = SLAP_CONN_MAX_PENDING_DEFAULT;
int slap_conn_max_pending_auth = SLAP_CONN_MAX_PENDING_AUTH;
char *slapd_pid_file = NULL;
char *slapd_args_file = NULL;
int use_reverse_lookup = 0;
#ifdef LDAP_SLAPI
int slapi_plugins_used = 0;
#endif
static int fp_getline(FILE *fp, ConfigArgs *c);
static void fp_getline_init(ConfigArgs *c);
static int fp_parse_line(ConfigArgs *c);
static char *strtok_quote(char *line, char *sep, char **quote_ptr);
static char *strtok_quote_ldif(char **line);
ConfigArgs *
new_config_args( BackendDB *be, const char *fname, int lineno, int argc, char **argv )
{
ConfigArgs *c;
c = ch_calloc( 1, sizeof( ConfigArgs ) );
if ( c == NULL ) return(NULL);
c->be = be;
c->fname = fname;
c->argc = argc;
c->argv = argv;
c->lineno = lineno;
snprintf( c->log, sizeof( c->log ), "%s: line %d", fname, lineno );
return(c);
}
void
init_config_argv( ConfigArgs *c )
{
c->argv = ch_calloc( ARGS_STEP + 1, sizeof( *c->argv ) );
c->argv_size = ARGS_STEP + 1;
}
ConfigTable *config_find_keyword(ConfigTable *Conf, ConfigArgs *c) {
int i;
for(i = 0; Conf[i].name; i++)
if( (Conf[i].length && (!strncasecmp(c->argv[0], Conf[i].name, Conf[i].length))) ||
(!strcasecmp(c->argv[0], Conf[i].name)) ) break;
if ( !Conf[i].name ) return NULL;
return Conf+i;
}
int config_check_vals(ConfigTable *Conf, ConfigArgs *c, int check_only ) {
int rc, arg_user, arg_type, iarg;
long larg;
ber_len_t barg;
arg_type = Conf->arg_type;
if(arg_type == ARG_IGNORED) {
Debug(LDAP_DEBUG_CONFIG, "%s: keyword <%s> ignored\n",
c->log, Conf->name, 0);
return(0);
}
if((arg_type & ARG_DN) && c->argc == 1) {
c->argc = 2;
c->argv[1] = "";
}
if(Conf->min_args && (c->argc < Conf->min_args)) {
snprintf( c->msg, sizeof( c->msg ), "<%s> missing <%s> argument",
c->argv[0], Conf->what );
Debug(LDAP_DEBUG_CONFIG, "%s: keyword %s\n", c->log, c->msg, 0 );
return(ARG_BAD_CONF);
}
if(Conf->max_args && (c->argc > Conf->max_args)) {
char *ignored = " ignored";
snprintf( c->msg, sizeof( c->msg ), "<%s> extra cruft after <%s>",
c->argv[0], Conf->what );
#ifdef LDAP_DEVEL
ignored = "";
#endif /* LDAP_DEVEL */
Debug(LDAP_DEBUG_CONFIG, "%s: %s%s.\n",
c->log, c->msg, ignored );
#ifdef LDAP_DEVEL
return(ARG_BAD_CONF);
#endif /* LDAP_DEVEL */
}
if((arg_type & ARG_DB) && !c->be) {
snprintf( c->msg, sizeof( c->msg ), "<%s> only allowed within database declaration",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: keyword %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
if((arg_type & ARG_PRE_BI) && c->bi) {
snprintf( c->msg, sizeof( c->msg ), "<%s> must occur before any backend %sdeclaration",
c->argv[0], (arg_type & ARG_PRE_DB) ? "or database " : "" );
Debug(LDAP_DEBUG_CONFIG, "%s: keyword %s\n",
c->log, c->msg, 0 );
return(ARG_BAD_CONF);
}
if((arg_type & ARG_PRE_DB) && c->be && c->be != frontendDB) {
snprintf( c->msg, sizeof( c->msg ), "<%s> must occur before any database declaration",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: keyword %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
if((arg_type & ARG_PAREN) && *c->argv[1] != '(' /*')'*/) {
snprintf( c->msg, sizeof( c->msg ), "<%s> old format not supported", c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
if((arg_type & ARGS_POINTER) && !Conf->arg_item && !(arg_type & ARG_OFFSET)) {
snprintf( c->msg, sizeof( c->msg ), "<%s> invalid config_table, arg_item is NULL",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
c->type = arg_user = (arg_type & ARGS_USERLAND);
memset(&c->values, 0, sizeof(c->values));
if(arg_type & ARGS_NUMERIC) {
int j;
iarg = 0; larg = 0; barg = 0;
switch(arg_type & ARGS_NUMERIC) {
case ARG_INT:
if ( lutil_atoix( &iarg, c->argv[1], 0 ) != 0 ) {
snprintf( c->msg, sizeof( c->msg ),
"<%s> unable to parse \"%s\" as int",
c->argv[0], c->argv[1] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
break;
case ARG_LONG:
if ( lutil_atolx( &larg, c->argv[1], 0 ) != 0 ) {
snprintf( c->msg, sizeof( c->msg ),
"<%s> unable to parse \"%s\" as long",
c->argv[0], c->argv[1] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
break;
case ARG_BER_LEN_T: {
unsigned long l;
if ( lutil_atoulx( &l, c->argv[1], 0 ) != 0 ) {
snprintf( c->msg, sizeof( c->msg ),
"<%s> unable to parse \"%s\" as ber_len_t",
c->argv[0], c->argv[1] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
barg = (ber_len_t)l;
} break;
case ARG_ON_OFF:
if (c->argc == 1) {
iarg = 1;
} else if ( !strcasecmp(c->argv[1], "on") ||
!strcasecmp(c->argv[1], "true") ||
!strcasecmp(c->argv[1], "yes") )
{
iarg = 1;
} else if ( !strcasecmp(c->argv[1], "off") ||
!strcasecmp(c->argv[1], "false") ||
!strcasecmp(c->argv[1], "no") )
{
iarg = 0;
} else {
snprintf( c->msg, sizeof( c->msg ), "<%s> invalid value, ignored",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0 );
return(0);
}
break;
}
j = (arg_type & ARG_NONZERO) ? 1 : 0;
if(iarg < j && larg < j && barg < j ) {
larg = larg ? larg : (barg ? barg : iarg);
snprintf( c->msg, sizeof( c->msg ), "<%s> invalid value, ignored",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n",
c->log, c->msg, 0 );
return(ARG_BAD_CONF);
}
switch(arg_type & ARGS_NUMERIC) {
case ARG_ON_OFF:
case ARG_INT: c->value_int = iarg; break;
case ARG_LONG: c->value_long = larg; break;
case ARG_BER_LEN_T: c->value_ber_t = barg; break;
}
} else if(arg_type & ARG_STRING) {
if ( !check_only )
c->value_string = ch_strdup(c->argv[1]);
} else if(arg_type & ARG_BERVAL) {
if ( !check_only )
ber_str2bv( c->argv[1], 0, 1, &c->value_bv );
} else if(arg_type & ARG_DN) {
struct berval bv;
ber_str2bv( c->argv[1], 0, 0, &bv );
rc = dnPrettyNormal( NULL, &bv, &c->value_dn, &c->value_ndn, NULL );
if ( rc != LDAP_SUCCESS ) {
snprintf( c->msg, sizeof( c->msg ), "<%s> invalid DN %d (%s)",
c->argv[0], rc, ldap_err2string( rc ));
Debug(LDAP_DEBUG_CONFIG, "%s: %s\n" , c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
if ( check_only ) {
ch_free( c->value_ndn.bv_val );
ch_free( c->value_dn.bv_val );
}
}
return 0;
}
int config_set_vals(ConfigTable *Conf, ConfigArgs *c) {
int rc, arg_type;
void *ptr = NULL;
arg_type = Conf->arg_type;
if(arg_type & ARG_MAGIC) {
if(!c->be) c->be = frontendDB;
c->msg[0] = '\0';
rc = (*((ConfigDriver*)Conf->arg_item))(c);
#if 0
if(c->be == frontendDB) c->be = NULL;
#endif
if(rc) {
if ( !c->msg[0] ) {
snprintf( c->msg, sizeof( c->msg ), "<%s> handler exited with %d",
c->argv[0], rc );
Debug(LDAP_DEBUG_CONFIG, "%s: %s!\n",
c->log, c->msg, 0 );
}
return(ARG_BAD_CONF);
}
return(0);
}
if(arg_type & ARG_OFFSET) {
if (c->be && (!overlay_is_over(c->be) ||
((slap_overinfo *)c->be->bd_info)->oi_orig == c->bi))
ptr = c->be->be_private;
else if (c->bi)
ptr = c->bi->bi_private;
else {
snprintf( c->msg, sizeof( c->msg ), "<%s> offset is missing base pointer",
c->argv[0] );
Debug(LDAP_DEBUG_CONFIG, "%s: %s!\n",
c->log, c->msg, 0);
return(ARG_BAD_CONF);
}
ptr = (void *)((char *)ptr + (long)Conf->arg_item);
} else if (arg_type & ARGS_POINTER) {
ptr = Conf->arg_item;
}
if(arg_type & ARGS_POINTER)
switch(arg_type & ARGS_POINTER) {
case ARG_ON_OFF:
case ARG_INT: *(int*)ptr = c->value_int; break;
case ARG_LONG: *(long*)ptr = c->value_long; break;
case ARG_BER_LEN_T: *(ber_len_t*)ptr = c->value_ber_t; break;
case ARG_STRING: {
char *cc = *(char**)ptr;
if(cc) {
if ((arg_type & ARG_UNIQUE) && c->op == SLAP_CONFIG_ADD ) {
Debug(LDAP_DEBUG_CONFIG, "%s: already set %s!\n",
c->log, Conf->name, 0 );
return(ARG_BAD_CONF);
}
ch_free(cc);
}
*(char **)ptr = c->value_string;
break;
}
case ARG_BERVAL:
*(struct berval *)ptr = c->value_bv;
break;
}
return(0);
}
int config_add_vals(ConfigTable *Conf, ConfigArgs *c) {
int rc, arg_type;
arg_type = Conf->arg_type;
if(arg_type == ARG_IGNORED) {
Debug(LDAP_DEBUG_CONFIG, "%s: keyword <%s> ignored\n",
c->log, Conf->name, 0);
return(0);
}
rc = config_check_vals( Conf, c, 0 );
if ( rc ) return rc;
return config_set_vals( Conf, c );
}
int
config_del_vals(ConfigTable *cf, ConfigArgs *c)
{
int rc = 0;
/* If there is no handler, just ignore it */
if ( cf->arg_type & ARG_MAGIC ) {
c->op = LDAP_MOD_DELETE;
c->type = cf->arg_type & ARGS_USERLAND;
rc = (*((ConfigDriver*)cf->arg_item))(c);
}
return rc;
}
int
config_get_vals(ConfigTable *cf, ConfigArgs *c)
{
int rc = 0;
struct berval bv;
void *ptr;
if ( cf->arg_type & ARG_IGNORED ) {
return 1;
}
memset(&c->values, 0, sizeof(c->values));
c->rvalue_vals = NULL;
c->rvalue_nvals = NULL;
c->op = SLAP_CONFIG_EMIT;
c->type = cf->arg_type & ARGS_USERLAND;
if ( cf->arg_type & ARG_MAGIC ) {
rc = (*((ConfigDriver*)cf->arg_item))(c);
if ( rc ) return rc;
} else {
if ( cf->arg_type & ARG_OFFSET ) {
if (c->be && (!overlay_is_over(c->be) ||
((slap_overinfo *)c->be->bd_info)->oi_orig == c->bi))
ptr = c->be->be_private;
else if ( c->bi )
ptr = c->bi->bi_private;
else
return 1;
ptr = (void *)((char *)ptr + (long)cf->arg_item);
} else {
ptr = cf->arg_item;
}
switch(cf->arg_type & ARGS_POINTER) {
case ARG_ON_OFF:
case ARG_INT: c->value_int = *(int *)ptr; break;
case ARG_LONG: c->value_long = *(long *)ptr; break;
case ARG_BER_LEN_T: c->value_ber_t = *(ber_len_t *)ptr; break;
case ARG_STRING:
if ( *(char **)ptr )
c->value_string = ch_strdup(*(char **)ptr);
break;
case ARG_BERVAL:
ber_dupbv( &c->value_bv, (struct berval *)ptr ); break;
}
}
if ( cf->arg_type & ARGS_POINTER) {
bv.bv_val = c->log;
switch(cf->arg_type & ARGS_POINTER) {
case ARG_INT: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%d", c->value_int); break;
case ARG_LONG: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%ld", c->value_long); break;
case ARG_BER_LEN_T: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%ld", c->value_ber_t); break;
case ARG_ON_OFF: bv.bv_len = snprintf(bv.bv_val, sizeof( c->log ), "%s",
c->value_int ? "TRUE" : "FALSE"); break;
case ARG_STRING:
if ( c->value_string && c->value_string[0]) {
ber_str2bv( c->value_string, 0, 0, &bv);
} else {
return 1;
}
break;
case ARG_BERVAL:
if ( !BER_BVISEMPTY( &c->value_bv )) {
bv = c->value_bv;
} else {
return 1;
}
break;
}
if (bv.bv_val == c->log && bv.bv_len >= sizeof( c->log ) ) {
return 1;
}
if (( cf->arg_type & ARGS_POINTER ) == ARG_STRING )
ber_bvarray_add(&c->rvalue_vals, &bv);
else
value_add_one(&c->rvalue_vals, &bv);
}
return rc;
}
int
init_config_attrs(ConfigTable *ct) {
LDAPAttributeType *at;
int i, code;
const char *err;
for (i=0; ct[i].name; i++ ) {
int freeit = 0;
if ( !ct[i].attribute ) continue;
at = ldap_str2attributetype( ct[i].attribute,
&code, &err, LDAP_SCHEMA_ALLOW_ALL );
if ( !at ) {
fprintf( stderr, "init_config_attrs: AttributeType \"%s\": %s, %s\n",
ct[i].attribute, ldap_scherr2str(code), err );
return code;
}
code = at_add( at, 0, NULL, &err );
if ( code ) {
if ( code == SLAP_SCHERR_ATTR_DUP ) {
freeit = 1;
} else {
ldap_attributetype_free( at );
fprintf( stderr, "init_config_attrs: AttributeType \"%s\": %s, %s\n",
ct[i].attribute, scherr2str(code), err );
return code;
}
}
code = slap_str2ad( at->at_names[0], &ct[i].ad, &err );
if ( freeit ) {
ldap_attributetype_free( at );
} else {
ldap_memfree( at );
}
if ( code ) {
fprintf( stderr, "init_config_attrs: AttributeType \"%s\": %s\n",
ct[i].attribute, err );
return code;
}
}
return 0;
}
int
init_config_ocs( ConfigOCs *ocs ) {
int i;
for (i=0;ocs[i].co_def;i++) {
LDAPObjectClass *oc;
int code;
const char *err;
oc = ldap_str2objectclass( ocs[i].co_def, &code, &err,
LDAP_SCHEMA_ALLOW_ALL );
if ( !oc ) {
fprintf( stderr, "init_config_ocs: objectclass \"%s\": %s, %s\n",
ocs[i].co_def, ldap_scherr2str(code), err );
return code;
}
code = oc_add(oc,0,NULL,&err);
if ( code && code != SLAP_SCHERR_CLASS_DUP ) {
fprintf( stderr, "init_config_ocs: objectclass \"%s\": %s, %s\n",
ocs[i].co_def, scherr2str(code), err );
return code;
}
ocs[i].co_oc = oc_find(oc->oc_names[0]);
ldap_memfree(oc);
}
return 0;
}
/* Split an LDIF line into space-separated tokens. Words may be grouped
* by quotes. A quoted string may begin in the middle of a word, but must
* end at the end of the word (be followed by whitespace or EOS). Any other
* quotes are passed through unchanged. All other characters are passed
* through unchanged.
*/
static char *
strtok_quote_ldif( char **line )
{
char *beg, *ptr, *quote=NULL;
int inquote=0;
ptr = *line;
if ( !ptr || !*ptr )
return NULL;
while( isspace( *ptr )) ptr++;
if ( *ptr == '"' ) {
inquote = 1;
ptr++;
}
beg = ptr;
for (;*ptr;ptr++) {
if ( *ptr == '"' ) {
if ( inquote && ( !ptr[1] || isspace(ptr[1]))) {
*ptr++ = '\0';
break;
}
inquote = 1;
quote = ptr;
continue;
}
if ( inquote )
continue;
if ( isspace( *ptr )) {
*ptr++ = '\0';
break;
}
}
if ( quote ) {
while ( quote < ptr ) {
*quote = quote[1];
quote++;
}
}
if ( !*ptr ) {
*line = NULL;
} else {
while ( isspace( *ptr )) ptr++;
*line = ptr;
}
return beg;
}
static void
config_parse_ldif( ConfigArgs *c )
{
char *next;
c->tline = ch_strdup(c->line);
next = c->tline;
while ((c->argv[c->argc] = strtok_quote_ldif( &next )) != NULL) {
c->argc++;
if ( c->argc >= c->argv_size ) {
char **tmp = ch_realloc( c->argv, (c->argv_size + ARGS_STEP) *
sizeof( *c->argv ));
c->argv = tmp;
c->argv_size += ARGS_STEP;
}
}
c->argv[c->argc] = NULL;
}
int
config_parse_vals(ConfigTable *ct, ConfigArgs *c, int valx)
{
int rc = 0;
snprintf( c->log, sizeof( c->log ), "%s: value #%d",
ct->ad->ad_cname.bv_val, valx );
c->argc = 1;
c->argv[0] = ct->ad->ad_cname.bv_val;
if ( ( ct->arg_type & ARG_QUOTE ) && c->line[ 0 ] != '"' ) {
c->argv[c->argc] = c->line;
c->argc++;
c->argv[c->argc] = NULL;
c->tline = NULL;
} else {
config_parse_ldif( c );
}
rc = config_check_vals( ct, c, 1 );
ch_free( c->tline );
c->tline = NULL;
if ( rc )
rc = LDAP_CONSTRAINT_VIOLATION;
return rc;
}
int
config_parse_add(ConfigTable *ct, ConfigArgs *c)
{
int rc = 0;
snprintf( c->log, sizeof( c->log ), "%s: value #%d",
ct->ad->ad_cname.bv_val, c->valx );
c->argc = 1;
c->argv[0] = ct->ad->ad_cname.bv_val;
if ( ( ct->arg_type & ARG_QUOTE ) && c->line[ 0 ] != '"' ) {
c->argv[c->argc] = c->line;
c->argc++;
c->argv[c->argc] = NULL;
c->tline = NULL;
} else {
config_parse_ldif( c );
}
c->op = LDAP_MOD_ADD;
rc = config_add_vals( ct, c );
ch_free( c->tline );
return rc;
}
int
read_config_file(const char *fname, int depth, ConfigArgs *cf, ConfigTable *cft)
{
FILE *fp;
ConfigTable *ct;
ConfigArgs *c;
int rc;
struct stat s;
c = ch_calloc( 1, sizeof( ConfigArgs ) );
if ( c == NULL ) {
return 1;
}
if ( depth ) {
memcpy( c, cf, sizeof( ConfigArgs ) );
} else {
c->depth = depth; /* XXX */
c->bi = NULL;
c->be = NULL;
}
c->valx = -1;
c->fname = fname;
init_config_argv( c );
if ( stat( fname, &s ) != 0 ) {
ldap_syslog = 1;
Debug(LDAP_DEBUG_ANY,
"could not stat config file \"%s\": %s (%d)\n",
fname, strerror(errno), errno);
return(1);
}
if ( !S_ISREG( s.st_mode ) ) {
ldap_syslog = 1;
Debug(LDAP_DEBUG_ANY,
"regular file expected, got \"%s\"\n",
fname, 0, 0 );
return(1);
}
fp = fopen( fname, "r" );
if ( fp == NULL ) {
ldap_syslog = 1;
Debug(LDAP_DEBUG_ANY,
"could not open config file \"%s\": %s (%d)\n",
fname, strerror(errno), errno);
return(1);
}
Debug(LDAP_DEBUG_CONFIG, "reading config file %s\n", fname, 0, 0);
fp_getline_init(c);
c->tline = NULL;
while ( fp_getline( fp, c ) ) {
/* skip comments and blank lines */
if ( c->line[0] == '#' || c->line[0] == '\0' ) {
continue;
}
snprintf( c->log, sizeof( c->log ), "%s: line %d",
c->fname, c->lineno );
c->argc = 0;
ch_free( c->tline );
if ( fp_parse_line( c ) ) {
rc = 1;
goto done;
}
if ( c->argc < 1 ) {
Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: bad config line"
SLAPD_CONF_UNKNOWN_IGNORED ".\n",
c->log, 0, 0);
#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
rc = 1;
goto done;
#else /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
continue;
#endif /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
}
c->op = SLAP_CONFIG_ADD;
ct = config_find_keyword( cft, c );
if ( ct ) {
rc = config_add_vals( ct, c );
if ( !rc ) continue;
if ( rc & ARGS_USERLAND ) {
/* XXX a usertype would be opaque here */
Debug(LDAP_DEBUG_CONFIG, "%s: unknown user type <%s>\n",
c->log, c->argv[0], 0);
rc = 1;
goto done;
} else if ( rc == ARG_BAD_CONF ) {
rc = 1;
goto done;
}
} else if ( c->bi && !c->be ) {
rc = SLAP_CONF_UNKNOWN;
if ( c->bi->bi_cf_ocs ) {
ct = config_find_keyword( c->bi->bi_cf_ocs->co_table, c );
if ( ct ) {
rc = config_add_vals( ct, c );
}
}
if ( c->bi->bi_config && rc == SLAP_CONF_UNKNOWN ) {
rc = (*c->bi->bi_config)(c->bi, c->fname, c->lineno,
c->argc, c->argv);
}
if ( rc ) {
switch(rc) {
case SLAP_CONF_UNKNOWN:
Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
"unknown directive <%s> inside backend info definition"
SLAPD_CONF_UNKNOWN_IGNORED ".\n",
c->log, *c->argv, 0);
#ifndef SLAPD_CONF_UNKNOWN_BAILOUT
continue;
#endif /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
default:
rc = 1;
goto done;
}
}
} else if ( c->be ) {
rc = SLAP_CONF_UNKNOWN;
if ( c->be->be_cf_ocs ) {
ct = config_find_keyword( c->be->be_cf_ocs->co_table, c );
if ( ct ) {
rc = config_add_vals( ct, c );
}
}
if ( c->be->be_config && rc == SLAP_CONF_UNKNOWN ) {
rc = (*c->be->be_config)(c->be, c->fname, c->lineno,
c->argc, c->argv);
}
if ( rc ) {
switch(rc) {
case SLAP_CONF_UNKNOWN:
Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
"unknown directive <%s> inside backend database "
"definition" SLAPD_CONF_UNKNOWN_IGNORED ".\n",
c->log, *c->argv, 0);
#ifndef SLAPD_CONF_UNKNOWN_BAILOUT
continue;
#endif /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
default:
rc = 1;
goto done;
}
}
} else if ( frontendDB->be_config ) {
rc = (*frontendDB->be_config)(frontendDB, c->fname, (int)c->lineno, c->argc, c->argv);
if ( rc ) {
switch(rc) {
case SLAP_CONF_UNKNOWN:
Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
"unknown directive <%s> inside global database definition"
SLAPD_CONF_UNKNOWN_IGNORED ".\n",
c->log, *c->argv, 0);
#ifndef SLAPD_CONF_UNKNOWN_BAILOUT
continue;
#endif /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
default:
rc = 1;
goto done;
}
}
} else {
Debug( SLAPD_DEBUG_CONFIG_ERROR, "%s: "
"unknown directive <%s> outside backend info and database definitions"
SLAPD_CONF_UNKNOWN_IGNORED ".\n",
c->log, *c->argv, 0);
#ifdef SLAPD_CONF_UNKNOWN_BAILOUT
rc = 1;
goto done;
#else /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
continue;
#endif /* ! SLAPD_CONF_UNKNOWN_BAILOUT */
}
}
rc = 0;
done:
ch_free(c->tline);
fclose(fp);
ch_free(c->argv);
ch_free(c);
return(rc);
}
/* restrictops, allows, disallows, requires, loglevel */
int
verb_to_mask(const char *word, slap_verbmasks *v) {
int i;
for(i = 0; !BER_BVISNULL(&v[i].word); i++)
if(!strcasecmp(word, v[i].word.bv_val))
break;
return(i);
}
int
verbs_to_mask(int argc, char *argv[], slap_verbmasks *v, slap_mask_t *m) {
int i, j;
for(i = 1; i < argc; i++) {
j = verb_to_mask(argv[i], v);
if(BER_BVISNULL(&v[j].word)) return i;
while (!v[j].mask) j--;
*m |= v[j].mask;
}
return(0);
}
/* Mask keywords that represent multiple bits should occur before single
* bit keywords in the verbmasks array.
*/
int
mask_to_verbs(slap_verbmasks *v, slap_mask_t m, BerVarray *bva) {
int i, rc = 1;
if (m) {
for (i=0; !BER_BVISNULL(&v[i].word); i++) {
if (!v[i].mask) continue;
if (( m & v[i].mask ) == v[i].mask ) {
value_add_one( bva, &v[i].word );
rc = 0;
m ^= v[i].mask;
if ( !m ) break;
}
}
}
return rc;
}
int
slap_verbmasks_init( slap_verbmasks **vp, slap_verbmasks *v )
{
int i;
assert( *vp == NULL );
for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ )
;
*vp = ch_calloc( i + 1, sizeof( slap_verbmasks ) );
for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ ) {
ber_dupbv( &(*vp)[ i ].word, &v[ i ].word );
*((slap_mask_t *)&(*vp)[ i ].mask) = v[ i ].mask;
}
BER_BVZERO( &(*vp)[ i ].word );
return 0;
}
int
slap_verbmasks_destroy( slap_verbmasks *v )
{
int i;
assert( v != NULL );
for ( i = 0; !BER_BVISNULL( &v[ i ].word ); i++ ) {
ch_free( v[ i ].word.bv_val );
}
ch_free( v );
return 0;
}
int
slap_verbmasks_append(
slap_verbmasks **vp,
slap_mask_t m,
struct berval *v,
slap_mask_t *ignore )
{
int i;
if ( !m ) {
return LDAP_OPERATIONS_ERROR;
}
for ( i = 0; !BER_BVISNULL( &(*vp)[ i ].word ); i++ ) {
if ( !(*vp)[ i ].mask ) continue;
if ( ignore != NULL ) {
int j;
for ( j = 0; ignore[ j ] != 0; j++ ) {
if ( (*vp)[ i ].mask == ignore[ j ] ) {
goto check_next;
}
}
}
if ( ( m & (*vp)[ i ].mask ) == (*vp)[ i ].mask ) {
if ( ber_bvstrcasecmp( v, &(*vp)[ i ].word ) == 0 ) {
/* already set; ignore */
return LDAP_SUCCESS;
}
/* conflicts */
return LDAP_TYPE_OR_VALUE_EXISTS;
}
if ( m & (*vp)[ i ].mask ) {
/* conflicts */
return LDAP_CONSTRAINT_VIOLATION;
}
check_next:;
}
*vp = ch_realloc( *vp, sizeof( slap_verbmasks ) * ( i + 2 ) );
ber_dupbv( &(*vp)[ i ].word, v );
*((slap_mask_t *)&(*vp)[ i ].mask) = m;
BER_BVZERO( &(*vp)[ i + 1 ].word );
return LDAP_SUCCESS;
}
int
enum_to_verb(slap_verbmasks *v, slap_mask_t m, struct berval *bv) {
int i;
for (i=0; !BER_BVISNULL(&v[i].word); i++) {
if ( m == v[i].mask ) {
if ( bv != NULL ) {
*bv = v[i].word;
}
return i;
}
}
return -1;
}
static slap_verbmasks tlskey[] = {
{ BER_BVC("no"), SB_TLS_OFF },
{ BER_BVC("yes"), SB_TLS_ON },
{ BER_BVC("critical"), SB_TLS_CRITICAL },
{ BER_BVNULL, 0 }
};
static slap_verbmasks methkey[] = {
{ BER_BVC("none"), LDAP_AUTH_NONE },
{ BER_BVC("simple"), LDAP_AUTH_SIMPLE },
#ifdef HAVE_CYRUS_SASL
{ BER_BVC("sasl"), LDAP_AUTH_SASL },
#endif
{ BER_BVNULL, 0 }
};
static slap_cf_aux_table bindkey[] = {
{ BER_BVC("uri="), offsetof(slap_bindconf, sb_uri), 'b', 1, NULL },
{ BER_BVC("starttls="), offsetof(slap_bindconf, sb_tls), 'i', 0, tlskey },
{ BER_BVC("bindmethod="), offsetof(slap_bindconf, sb_method), 'i', 0, methkey },
{ BER_BVC("binddn="), offsetof(slap_bindconf, sb_binddn), 'b', 1, dnNormalize },
{ BER_BVC("credentials="), offsetof(slap_bindconf, sb_cred), 'b', 1, NULL },
{ BER_BVC("saslmech="), offsetof(slap_bindconf, sb_saslmech), 'b', 0, NULL },
{ BER_BVC("secprops="), offsetof(slap_bindconf, sb_secprops), 's', 0, NULL },
{ BER_BVC("realm="), offsetof(slap_bindconf, sb_realm), 'b', 0, NULL },
#ifndef SLAP_AUTHZ_SYNTAX
{ BER_BVC("authcID="), offsetof(slap_bindconf, sb_authcId), 'b', 0, NULL },
{ BER_BVC("authzID="), offsetof(slap_bindconf, sb_authzId), 'b', 1, NULL },
#else /* SLAP_AUTHZ_SYNTAX */
{ BER_BVC("authcID="), offsetof(slap_bindconf, sb_authcId), 'b', 0, authzNormalize },
{ BER_BVC("authzID="), offsetof(slap_bindconf, sb_authzId), 'b', 1, authzNormalize },
#endif /* SLAP_AUTHZ_SYNTAX */
{ BER_BVNULL, 0, 0, 0, NULL }
};
int
slap_cf_aux_table_parse( const char *word, void *dst, slap_cf_aux_table *tab0, LDAP_CONST char *tabmsg )
{
int rc = 0;
slap_cf_aux_table *tab;
for (tab = tab0; !BER_BVISNULL(&tab->key); tab++ ) {
if ( !strncasecmp( word, tab->key.bv_val, tab->key.bv_len )) {
char **cptr;
int *iptr, j;
unsigned *uptr;
long *lptr;
unsigned long *ulptr;
struct berval *bptr;
const char *val = word + tab->key.bv_len;
switch ( tab->type ) {
case 's':
cptr = (char **)((char *)dst + tab->off);
*cptr = ch_strdup( val );
break;
case 'b':
bptr = (struct berval *)((char *)dst + tab->off);
if ( tab->aux != NULL ) {
struct berval dn;
slap_mr_normalize_func *normalize = (slap_mr_normalize_func *)tab->aux;
ber_str2bv( val, 0, 0, &dn );
rc = normalize( 0, NULL, NULL, &dn, bptr, NULL );
} else {
ber_str2bv( val, 0, 1, bptr );
rc = 0;
}
break;
case 'i':
iptr = (int *)((char *)dst + tab->off);
if ( tab->aux != NULL ) {
slap_verbmasks *aux = (slap_verbmasks *)tab->aux;
assert( aux != NULL );
rc = 1;
for ( j = 0; !BER_BVISNULL( &aux[j].word ); j++ ) {
if ( !strcasecmp( val, aux[j].word.bv_val ) ) {
*iptr = aux[j].mask;
rc = 0;
break;
}
}
} else {
rc = lutil_atoix( iptr, val, 0 );
}
break;
case 'u':
uptr = (unsigned *)((char *)dst + tab->off);
rc = lutil_atoux( uptr, val, 0 );
break;
case 'I':
lptr = (long *)((char *)dst + tab->off);
rc = lutil_atolx( lptr, val, 0 );
break;
case 'U':
ulptr = (unsigned long *)((char *)dst + tab->off);
rc = lutil_atoulx( ulptr, val, 0 );
break;
}
if ( rc ) {
Debug( LDAP_DEBUG_ANY, "invalid %s value %s\n",
tabmsg, word, 0 );
}
return rc;
}
}
return rc;
}
int
slap_cf_aux_table_unparse( void *src, struct berval *bv, slap_cf_aux_table *tab0 )
{
char buf[AC_LINE_MAX], *ptr;
slap_cf_aux_table *tab;
struct berval tmp;
ptr = buf;
for (tab = tab0; !BER_BVISNULL(&tab->key); tab++ ) {
char **cptr;
int *iptr, i;
unsigned *uptr;
long *lptr;
unsigned long *ulptr;
struct berval *bptr;
cptr = (char **)((char *)src + tab->off);
switch ( tab->type ) {
case 'b':
bptr = (struct berval *)((char *)src + tab->off);
cptr = &bptr->bv_val;
case 's':
if ( *cptr ) {
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
if ( tab->quote ) *ptr++ = '"';
ptr = lutil_strcopy( ptr, *cptr );
if ( tab->quote ) *ptr++ = '"';
}
break;
case 'i':
iptr = (int *)((char *)src + tab->off);
if ( tab->aux != NULL ) {
slap_verbmasks *aux = (slap_verbmasks *)tab->aux;
for ( i = 0; !BER_BVISNULL( &aux[i].word ); i++ ) {
if ( *iptr == aux[i].mask ) {
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
ptr = lutil_strcopy( ptr, aux[i].word.bv_val );
break;
}
}
} else {
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%d", *iptr );
}
break;
case 'u':
uptr = (unsigned *)((char *)src + tab->off);
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%u", *uptr );
break;
case 'I':
lptr = (long *)((char *)src + tab->off);
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%ld", *lptr );
break;
case 'U':
ulptr = (unsigned long *)((char *)src + tab->off);
*ptr++ = ' ';
ptr = lutil_strcopy( ptr, tab->key.bv_val );
ptr += snprintf( ptr, sizeof( buf ) - ( ptr - buf ), "%lu", *ulptr );
break;
default:
assert( 0 );
}
}
tmp.bv_val = buf;
tmp.bv_len = ptr - buf;
ber_dupbv( bv, &tmp );
return 0;
}
int
bindconf_parse( const char *word, slap_bindconf *bc )
{
return slap_cf_aux_table_parse( word, bc, bindkey, "bind config" );
}
int
bindconf_unparse( slap_bindconf *bc, struct berval *bv )
{
return slap_cf_aux_table_unparse( bc, bv, bindkey );
}
void bindconf_free( slap_bindconf *bc ) {
if ( !BER_BVISNULL( &bc->sb_uri ) ) {
ch_free( bc->sb_uri.bv_val );
BER_BVZERO( &bc->sb_uri );
}
if ( !BER_BVISNULL( &bc->sb_binddn ) ) {
ch_free( bc->sb_binddn.bv_val );
BER_BVZERO( &bc->sb_binddn );
}
if ( !BER_BVISNULL( &bc->sb_cred ) ) {
ch_free( bc->sb_cred.bv_val );
BER_BVZERO( &bc->sb_cred );
}
if ( !BER_BVISNULL( &bc->sb_saslmech ) ) {
ch_free( bc->sb_saslmech.bv_val );
BER_BVZERO( &bc->sb_saslmech );
}
if ( bc->sb_secprops ) {
ch_free( bc->sb_secprops );
bc->sb_secprops = NULL;
}
if ( !BER_BVISNULL( &bc->sb_realm ) ) {
ch_free( bc->sb_realm.bv_val );
BER_BVZERO( &bc->sb_realm );
}
if ( !BER_BVISNULL( &bc->sb_authcId ) ) {
ch_free( bc->sb_authcId.bv_val );
BER_BVZERO( &bc->sb_authcId );
}
if ( !BER_BVISNULL( &bc->sb_authzId ) ) {
ch_free( bc->sb_authzId.bv_val );
BER_BVZERO( &bc->sb_authzId );
}
}
/* -------------------------------------- */
static char *
strtok_quote( char *line, char *sep, char **quote_ptr )
{
int inquote;
char *tmp;
static char *next;
*quote_ptr = NULL;
if ( line != NULL ) {
next = line;
}
while ( *next && strchr( sep, *next ) ) {
next++;
}
if ( *next == '\0' ) {
next = NULL;
return( NULL );
}
tmp = next;
for ( inquote = 0; *next; ) {
switch ( *next ) {
case '"':
if ( inquote ) {
inquote = 0;
} else {
inquote = 1;
}
AC_MEMCPY( next, next + 1, strlen( next + 1 ) + 1 );
break;
case '\\':
if ( next[1] )
AC_MEMCPY( next,
next + 1, strlen( next + 1 ) + 1 );
next++; /* dont parse the escaped character */
break;
default:
if ( ! inquote ) {
if ( strchr( sep, *next ) != NULL ) {
*quote_ptr = next;
*next++ = '\0';
return( tmp );
}
}
next++;
break;
}
}
return( tmp );
}
static char buf[AC_LINE_MAX];
static char *line;
static size_t lmax, lcur;
#define CATLINE( buf ) \
do { \
size_t len = strlen( buf ); \
while ( lcur + len + 1 > lmax ) { \
lmax += AC_LINE_MAX; \
line = (char *) ch_realloc( line, lmax ); \
} \
strcpy( line + lcur, buf ); \
lcur += len; \
} while( 0 )
static void
fp_getline_init(ConfigArgs *c) {
c->lineno = -1;
buf[0] = '\0';
}
static int
fp_getline( FILE *fp, ConfigArgs *c )
{
char *p;
lcur = 0;
CATLINE(buf);
c->lineno++;
/* avoid stack of bufs */
if ( strncasecmp( line, "include", STRLENOF( "include" ) ) == 0 ) {
buf[0] = '\0';
c->line = line;
return(1);
}
while ( fgets( buf, sizeof( buf ), fp ) ) {
p = strchr( buf, '\n' );
if ( p ) {
if ( p > buf && p[-1] == '\r' ) {
--p;
}
*p = '\0';
}
/* XXX ugly */
c->line = line;
if ( line[0]
&& ( p = line + strlen( line ) - 1 )[0] == '\\'
&& p[-1] != '\\' )
{
p[0] = '\0';
lcur--;
} else {
if ( !isspace( (unsigned char)buf[0] ) ) {
return(1);
}
buf[0] = ' ';
}
CATLINE(buf);
c->lineno++;
}
buf[0] = '\0';
c->line = line;
return(line[0] ? 1 : 0);
}
static int
fp_parse_line(ConfigArgs *c)
{
char *token;
static char *const hide[] = {
"rootpw", "replica", "syncrepl", /* in slapd */
"acl-bind", "acl-method", "idassert-bind", /* in back-ldap */
"acl-passwd", "bindpw", /* in back-<ldap/meta> */
"pseudorootpw", /* in back-meta */
"dbpasswd", /* in back-sql */
NULL
};
char *quote_ptr;
int i = (int)(sizeof(hide)/sizeof(hide[0])) - 1;
c->tline = ch_strdup(c->line);
token = strtok_quote(c->tline, " \t", "e_ptr);
if(token) for(i = 0; hide[i]; i++) if(!strcasecmp(token, hide[i])) break;
if(quote_ptr) *quote_ptr = ' ';
Debug(LDAP_DEBUG_CONFIG, "line %d (%s%s)\n", c->lineno,
hide[i] ? hide[i] : c->line, hide[i] ? " ***" : "");
if(quote_ptr) *quote_ptr = '\0';
for(;; token = strtok_quote(NULL, " \t", "e_ptr)) {
if(c->argc >= c->argv_size) {
char **tmp;
tmp = ch_realloc(c->argv, (c->argv_size + ARGS_STEP) * sizeof(*c->argv));
if(!tmp) {
Debug(LDAP_DEBUG_ANY, "line %d: out of memory\n", c->lineno, 0, 0);
return -1;
}
c->argv = tmp;
c->argv_size += ARGS_STEP;
}
if(token == NULL)
break;
c->argv[c->argc++] = token;
}
c->argv[c->argc] = NULL;
return(0);
}
void
config_destroy( )
{
ucdata_unload( UCDATA_ALL );
if ( frontendDB ) {
/* NOTE: in case of early exit, frontendDB can be NULL */
if ( frontendDB->be_schemandn.bv_val )
free( frontendDB->be_schemandn.bv_val );
if ( frontendDB->be_schemadn.bv_val )
free( frontendDB->be_schemadn.bv_val );
if ( frontendDB->be_acl )
acl_destroy( frontendDB->be_acl, NULL );
}
free( line );
if ( slapd_args_file )
free ( slapd_args_file );
if ( slapd_pid_file )
free ( slapd_pid_file );
if ( default_passwd_hash )
ldap_charray_free( default_passwd_hash );
}
char **
slap_str2clist( char ***out, char *in, const char *brkstr )
{
char *str;
char *s;
char *lasts;
int i, j;
char **new;
/* find last element in list */
for (i = 0; *out && (*out)[i]; i++);
/* protect the input string from strtok */
str = ch_strdup( in );
if ( *str == '\0' ) {
free( str );
return( *out );
}
/* Count words in string */
j=1;
for ( s = str; *s; s++ ) {
if ( strchr( brkstr, *s ) != NULL ) {
j++;
}
}
*out = ch_realloc( *out, ( i + j + 1 ) * sizeof( char * ) );
new = *out + i;
for ( s = ldap_pvt_strtok( str, brkstr, &lasts );
s != NULL;
s = ldap_pvt_strtok( NULL, brkstr, &lasts ) )
{
*new = ch_strdup( s );
new++;
}
*new = NULL;
free( str );
return( *out );
}
int config_generic_wrapper( Backend *be, const char *fname, int lineno,
int argc, char **argv )
{
ConfigArgs c = { 0 };
ConfigTable *ct;
int rc;
c.be = be;
c.fname = fname;
c.lineno = lineno;
c.argc = argc;
c.argv = argv;
c.valx = -1;
c.line = line;
c.op = SLAP_CONFIG_ADD;
snprintf( c.log, sizeof( c.log ), "%s: line %d", fname, lineno );
rc = SLAP_CONF_UNKNOWN;
ct = config_find_keyword( be->be_cf_ocs->co_table, &c );
if ( ct )
rc = config_add_vals( ct, &c );
return rc;
}
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