+/* $OpenLDAP$ */
/*
- * Copyright 1998, David E. Storey, All rights reserved.
- * This software is not subject to any license of The Murphy Group, Inc.
- * or George Mason University.
- *
- * Redistribution and use in source and binary forms are permitted only
- * as authorized by the OpenLDAP Public License. A copy of this
- * license is available at http://www.OpenLDAP.org/license.html or
- * in file LICENSE in the top-level directory of the distribution.
- *
- * ldappasswd.c - program to modify passwords in an LDAP tree
- *
- * Created: 1998-11-26
- * Author: David E. Storey <dave@tamos.net>
- * Last Modified: 1998-12-05
- *
- * ToDo: passwd style change of password (termcap?)
- * option for referral handling
- * cracklib support?
- * kerberos support? (is this really necessary?)
- * update "shadow" fields?
- * create/view/change password policies?
- *
- * Note: I am totally FOR comments and suggestions!
+ * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
-#include <stdlib.h>
-#include <sys/time.h>
+#include <ac/stdlib.h>
+
+#include <ac/ctype.h>
+#include <ac/signal.h>
+#include <ac/socket.h>
#include <ac/string.h>
+#include <ac/time.h>
#include <ac/unistd.h>
-#include <lber.h>
#include <ldap.h>
-#include <lutil.h>
-#include <lutil_md5.h>
-#include <lutil_sha1.h>
-
-#include "ldapconfig.h"
-
-#define LDAP_PASSWD_ATTRIB "userPassword"
-
-typedef enum {
- HASHTYPE_NONE,
- HASHTYPE_CRYPT,
- HASHTYPE_MD5,
- HASHTYPE_SHA1
-} HashTypes;
-
-struct hash_t {
- char *name;
- int namesz;
- int (*func)(const char *, char *);
- HashTypes type;
-};
-
-const char crypt64[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789./";
-char *base = NULL;
-char *binddn = NULL;
-char *bindpw = NULL;
-char *ldaphost = "localhost";
-char *pwattr = LDAP_PASSWD_ATTRIB;
-char *targetdn = NULL;
-char *filtpattern = NULL;
-int ldapport = LDAP_PORT;
-int noupdates = 0;
-int verbose = 0;
-int hashtype = HASHTYPE_CRYPT;
-int scope = LDAP_SCOPE_SUBTREE;
-
-/*** functions ***/
-/*
- * if you'd like to write a better salt generator, please, be my guest.
- * I just needed *something*. It's actually halfway effective for small,
- * two character salts and it can come up with sequentially different
- * salts.
- */
+#include "lutil_ldap.h"
+#include "ldap_defaults.h"
-void
-crypt_make_salt(char *salt)
-{
- struct timeval tv;
- int i;
- char t_salt[5];
-
- /* grab current time */
- gettimeofday(&tv, (struct timezone *) 0);
- i += tv.tv_usec + (int)&salt;
- strncpy(t_salt, (char *)&i, sizeof(i));
-
- for (i = 0; i < sizeof(i); i++)
- salt[i] = crypt64[t_salt[i] % (sizeof(crypt64) - 1)];
- salt[i] = '\0';
-}
+static int verbose = 0;
-int
-hash_none(const char *pw_in, char *pw_out)
+static void
+usage(const char *s)
{
- strcpy(pw_out, pw_in);
- return(1);
+ fprintf(stderr,
+"Change password of an LDAP user\n\n"
+"usage: %s [options] [user]\n"
+" user: the autentication identity, commonly a DN\n"
+"Password change options:\n"
+" -a secret old password\n"
+" -A prompt for old password\n"
+" -s secret new password\n"
+" -S prompt for new password\n"
+
+"Common options:\n"
+" -d level set LDAP debugging level to `level'\n"
+" -D binddn bind DN\n"
+" -f file read operations from `file'\n"
+" -h host LDAP server(s)\n"
+" -H URI LDAP Uniform Resource Indentifier(s)\n"
+" -I use SASL Interactive mode\n"
+" -n show what would be done but don't actually search\n"
+" -O props SASL security properties\n"
+" -p port port on LDAP server\n"
+" -Q use SASL Quiet mode\n"
+" -R realm SASL realm\n"
+" -U authcid SASL authentication identity\n"
+" -v run in verbose mode (diagnostics to standard output)\n"
+" -w passwd bind passwd (for simple authentication)\n"
+" -W prompt for bind passwd\n"
+" -x Simple authentication\n"
+" -X authzid SASL authorization identity (\"dn:<dn>\" or \"u:<user>\")\n"
+" -Y mech SASL mechanism\n"
+" -Z Start TLS request (-ZZ to require successful response)\n"
+ , s );
+
+ exit( EXIT_FAILURE );
}
int
-hash_crypt(const char *pw_in, char *pw_out)
+main( int argc, char *argv[] )
{
- char salt[5];
- crypt_make_salt(salt);
- strcpy(pw_out, crypt(pw_in, salt));
- return(1);
-}
-
-int
-hash_md5(const char *pw_in, char *pw_out)
-{
- lutil_MD5_CTX MD5context;
- unsigned char MD5digest[16];
- char base64digest[25]; /* ceiling(sizeof(input)/3) * 4 + 1 */
-
- lutil_MD5Init(&MD5context);
- lutil_MD5Update(&MD5context, (unsigned char *)pw_in, strlen(pw_in));
- lutil_MD5Final(MD5digest, &MD5context);
- if (lutil_b64_ntop(MD5digest, sizeof(MD5digest), base64digest, sizeof(base64digest)) < 0)
- return (0);
-
- strcpy(pw_out, base64digest);
- return(1);
-}
-
-int
-hash_sha1(const char *pw_in, char *pw_out)
-{
- lutil_SHA1_CTX SHA1context;
- unsigned char SHA1digest[20];
- char base64digest[29]; /* ceiling(sizeof(input)/3) * 4 + 1 */
-
- lutil_SHA1Init(&SHA1context);
- lutil_SHA1Update(&SHA1context, (unsigned char *)pw_in, strlen(pw_in));
- lutil_SHA1Final(SHA1digest, &SHA1context);
- if (lutil_b64_ntop(SHA1digest, sizeof(SHA1digest), base64digest, sizeof(base64digest)) < 0)
- return(0);
-
- strcpy(pw_out, base64digest);
- return(1);
-}
-
-static struct hash_t hashes[] = {
- {"none", 4, hash_none, HASHTYPE_NONE},
- {"crypt", 5, hash_crypt, HASHTYPE_CRYPT},
- {"md5", 3, hash_md5, HASHTYPE_MD5},
- {"sha", 3, hash_sha1, HASHTYPE_SHA1},
- {NULL, 0, NULL, HASHTYPE_NONE}
-};
-
-int
-modify_dn(LDAP *ld, char *targetdn, char *newpw)
-{
- int ret = 0;
- char hashed_pw[128] = {'\0'};
- char buf[128] = {'\0'};
- char *strvals[2] = {buf, NULL};
- LDAPMod mod, *mods[2] = {&mod, NULL};
-
- if (!ld || !targetdn || !newpw)
- return(1);
-
- /* hash password */
- hashes[hashtype].func(newpw, hashed_pw);
- if (hashtype)
- sprintf(buf, "{%s}%s", hashes[hashtype].name, hashed_pw);
- else
- sprintf(buf, "%s", hashed_pw);
-
- if (verbose > 0)
- {
- printf("%s", targetdn);
- if (verbose > 1)
- {
- printf(":%s", buf);
- if (verbose > 2)
- printf(":%s", newpw);
- }
- printf("\n");
- }
-
- mod.mod_vals.modv_strvals = strvals;
- mod.mod_type = pwattr;
- mod.mod_op = LDAP_MOD_REPLACE;
-
- if (!noupdates && (ret = ldap_modify_s(ld, targetdn, mods)) != LDAP_SUCCESS)
- ldap_perror(ld, "ldap_modify_s");
- return(ret);
-}
+ int rc;
+ char *prog = NULL;
+ char *ldaphost = NULL;
+ char *ldapuri = NULL;
+
+ char *user = NULL;
+ char *binddn = NULL;
+
+ struct berval passwd = { 0, NULL };
+ char *newpw = NULL;
+ char *oldpw = NULL;
+
+ int want_bindpw = 0;
+ int want_newpw = 0;
+ int want_oldpw = 0;
+
+ int not = 0;
+ int i;
+ int ldapport = 0;
+ int debug = 0;
+ int version = -1;
+ int authmethod = -1;
+ int manageDSAit = 0;
+#ifdef HAVE_CYRUS_SASL
+ unsigned sasl_flags = LDAP_SASL_AUTOMATIC;
+ char *sasl_realm = NULL;
+ char *sasl_authc_id = NULL;
+ char *sasl_authz_id = NULL;
+ char *sasl_mech = NULL;
+ char *sasl_secprops = NULL;
+#endif
+ int use_tls = 0;
+ int referrals = 0;
+ LDAP *ld = NULL;
+ struct berval *bv = NULL;
-void
-usage(char *s)
-{
- fprintf(stderr, "usage: %s [options] [filter]\n", s);
- fprintf(stderr, " -a attrib password attribute (default: userPassword)\n");
- fprintf(stderr, " -b basedn basedn to perform searches\n");
- fprintf(stderr, " -c hash hash type: none, crypt, md5, sha (default: crypt)\n");
- fprintf(stderr, " -D binddn bind dn\n");
- fprintf(stderr, " -d level debugging level\n");
- fprintf(stderr, " -h host ldap server (default: localhost)\n");
- fprintf(stderr, " -l time time limit\n");
- fprintf(stderr, " -n make no modifications\n");
- fprintf(stderr, " -p port ldap port\n");
- fprintf(stderr, " -s scope search scope: base, one, sub (default: sub)\n");
- fprintf(stderr, " -t targetdn dn to change password\n");
- fprintf(stderr, " -W newpass new password\n");
- fprintf(stderr, " -w passwd bind password (for simple authentication)\n");
- fprintf(stderr, " -v verbose\n");
- fprintf(stderr, " -z size size limit\n");
- exit(1);
-}
+ int id, code;
+ LDAPMessage *res;
+ char *matcheddn = NULL, *text = NULL, **refs = NULL;
+ char *retoid = NULL;
+ struct berval *retdata = NULL;
-int
-main(int argc, char *argv[])
-{
- char *newpw = NULL;
- int i, j;
- int sizelimit = LDAP_NO_LIMIT;
- int timelimit = LDAP_NO_LIMIT;
- LDAP *ld;
+ prog = (prog = strrchr(argv[0], *LDAP_DIRSEP)) == NULL ? argv[0] : prog + 1;
- while ((i = getopt(argc, argv, "D:W:a:b:c:d:h:l:np:s:t:vw:z:")) != EOF)
+ while( (i = getopt( argc, argv, "Aa:Ss:"
+ "Cd:D:h:H:InO:p:QR:U:vw:WxX:Y:Z" )) != EOF )
{
- switch(i)
- {
- case 'D': /* bind distinguished name */
- binddn = strdup(optarg);
+ switch (i) {
+ /* Password Options */
+ case 'A': /* prompt for old password */
+ want_oldpw++;
break;
- case 'W': /* new password */
- if (optarg)
- newpw = strdup(optarg);
- break;
+ case 'a': /* old password (secret) */
+ oldpw = strdup (optarg);
+
+ {
+ char* p;
- case 'a': /* password attribute */
- if (optarg)
- pwattr = strdup(optarg);
+ for( p = optarg; *p != '\0'; p++ ) {
+ *p = '\0';
+ }
+ }
break;
- case 'b': /* base search dn */
- if (optarg)
- base = strdup(optarg);
+ case 'S': /* prompt for user password */
+ want_newpw++;
break;
- case 'c': /* hashes */
- for (j = 0; hashes[j].name; j++)
+ case 's': /* new password (secret) */
+ newpw = strdup (optarg);
{
- if (!strncasecmp(optarg, hashes[j].name, hashes[j].namesz))
- {
- hashtype = hashes[j].type;
- break;
- }
- }
+ char* p;
- if (!hashes[j].name)
- {
- fprintf(stderr, "hash type: %s is unknown\n", optarg);
- usage(argv[0]);
+ for( p = optarg; *p != '\0'; p++ ) {
+ *p = '\0';
+ }
}
break;
- case 'd': /* debugging option */
-#ifdef LDAP_DEBUG
- ldap_debug = lber_debug = atoi(optarg); /* */
+ /* Common Options (including options we don't use) */
+ case 'C':
+ referrals++;
+ break;
+ case 'd':
+ debug |= atoi( optarg );
+ break;
+ case 'D': /* bind DN */
+ if( binddn != NULL ) {
+ fprintf( stderr, "%s: -D previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ binddn = strdup( optarg );
+ break;
+ case 'h': /* ldap host */
+ if( ldapuri != NULL ) {
+ fprintf( stderr, "%s: -h incompatible with -H\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( ldaphost != NULL ) {
+ fprintf( stderr, "%s: -h previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ ldaphost = strdup( optarg );
+ break;
+ case 'H': /* ldap URI */
+ if( ldaphost != NULL ) {
+ fprintf( stderr, "%s: -H incompatible with -h\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( ldapport ) {
+ fprintf( stderr, "%s: -H incompatible with -p\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( ldapuri != NULL ) {
+ fprintf( stderr, "%s: -H previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ ldapuri = strdup( optarg );
+ break;
+ case 'I':
+#ifdef HAVE_CYRUS_SASL
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -I incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible previous "
+ "authentication choice\n",
+ prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_flags = LDAP_SASL_INTERACTIVE;
+ break;
#else
- fprintf(stderr, "compile with -DLDAP_DEBUG for debugging\n");
+ fprintf( stderr, "%s: was not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
#endif
- break;
-
- case 'h': /* ldap host */
- if (optarg)
- ldaphost = strdup(optarg);
- break;
+ case 'k': /* kerberos bind */
+#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
+ if( version > LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -k incompatible with LDAPv%d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
- case 'l': /* time limit */
- if (optarg)
- timelimit = strtol(optarg, NULL, 10);
- break;
+ if( authmethod != -1 ) {
+ fprintf( stderr, "%s: -k incompatible with previous "
+ "authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
+
+ authmethod = LDAP_AUTH_KRBV4;
+#else
+ fprintf( stderr, "%s: not compiled with Kerberos support\n", prog );
+ return EXIT_FAILURE;
+#endif
+ break;
+ case 'K': /* kerberos bind, part one only */
+#ifdef LDAP_API_FEATURE_X_OPENLDAP_V2_KBIND
+ if( version > LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -k incompatible with LDAPv%d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 ) {
+ fprintf( stderr, "%s: incompatible with previous "
+ "authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
- case 'n': /* don't update entry(s) */
- noupdates++;
+ authmethod = LDAP_AUTH_KRBV41;
+#else
+ fprintf( stderr, "%s: not compiled with Kerberos support\n", prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'M':
+ /* enable Manage DSA IT */
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -M incompatible with LDAPv%d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ manageDSAit++;
+ version = LDAP_VERSION3;
+ break;
+ case 'n': /* print deletes, don't actually do them */
+ ++not;
+ break;
+ case 'O':
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_secprops != NULL ) {
+ fprintf( stderr, "%s: -O previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -O incompatible with LDAPv%d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible previous "
+ "authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_secprops = strdup( optarg );
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'p':
+ if( ldapport ) {
+ fprintf( stderr, "%s: -p previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ ldapport = atoi( optarg );
+ break;
+ case 'P':
+ switch( atoi(optarg) ) {
+ case 2:
+ if( version == LDAP_VERSION3 ) {
+ fprintf( stderr, "%s: -P 2 incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ version = LDAP_VERSION2;
break;
-
- case 'p': /* ldap port */
- if (optarg)
- ldapport = strtol(optarg, NULL, 10);
+ case 3:
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -P 2 incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ version = LDAP_VERSION3;
break;
+ default:
+ fprintf( stderr, "%s: protocol version should be 2 or 3\n",
+ prog );
+ usage( prog );
+ return( EXIT_FAILURE );
+ } break;
+ case 'Q':
+#ifdef HAVE_CYRUS_SASL
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -Q incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible previous "
+ "authentication choice\n",
+ prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_flags = LDAP_SASL_QUIET;
+ break;
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ case 'R':
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_realm != NULL ) {
+ fprintf( stderr, "%s: -R previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -R incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible previous "
+ "authentication choice\n",
+ prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_realm = strdup( optarg );
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'U':
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_authc_id != NULL ) {
+ fprintf( stderr, "%s: -U previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -U incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible previous "
+ "authentication choice\n",
+ prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_authc_id = strdup( optarg );
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'v': /* verbose mode */
+ verbose++;
+ break;
+ case 'w': /* password */
+ passwd.bv_val = strdup( optarg );
+ {
+ char* p;
- case 's': /* scope */
- if (strncasecmp(optarg, "base", 4) == 0)
- scope = LDAP_SCOPE_BASE;
- else if (strncasecmp(optarg, "one", 3) == 0)
- scope = LDAP_SCOPE_ONELEVEL;
- else if (strncasecmp(optarg, "sub", 3) == 0)
- scope = LDAP_SCOPE_SUBTREE;
- else {
- fprintf(stderr, "scope should be base, one, or sub\n" );
- usage(argv[0]);
+ for( p = optarg; *p != '\0'; p++ ) {
+ *p = '\0';
}
- break;
+ }
+ passwd.bv_len = strlen( passwd.bv_val );
+ break;
+ case 'W':
+ want_bindpw++;
+ break;
+ case 'Y':
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_mech != NULL ) {
+ fprintf( stderr, "%s: -Y previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -Y incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: incompatible with authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_mech = strdup( optarg );
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'x':
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SIMPLE ) {
+ fprintf( stderr, "%s: incompatible with previous "
+ "authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SIMPLE;
+ break;
+ case 'X':
+#ifdef HAVE_CYRUS_SASL
+ if( sasl_authz_id != NULL ) {
+ fprintf( stderr, "%s: -X previously specified\n", prog );
+ return EXIT_FAILURE;
+ }
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -X incompatible with LDAPv%d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ if( authmethod != -1 && authmethod != LDAP_AUTH_SASL ) {
+ fprintf( stderr, "%s: -X incompatible with "
+ "authentication choice\n", prog );
+ return EXIT_FAILURE;
+ }
+ authmethod = LDAP_AUTH_SASL;
+ version = LDAP_VERSION3;
+ sasl_authz_id = strdup( optarg );
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'Z':
+#ifdef HAVE_TLS
+ if( version == LDAP_VERSION2 ) {
+ fprintf( stderr, "%s: -Z incompatible with version %d\n",
+ prog, version );
+ return EXIT_FAILURE;
+ }
+ version = LDAP_VERSION3;
+ use_tls++;
+#else
+ fprintf( stderr, "%s: not compiled with TLS support\n",
+ prog );
+ return( EXIT_FAILURE );
+#endif
+ break;
- case 't': /* password type */
- if (optarg)
- targetdn = strdup(optarg);
- else
- targetdn = binddn;
- break;
- case 'v': /* verbose */
- verbose++;
- break;
+ default:
+ fprintf( stderr, "%s: unrecognized option -%c\n",
+ prog, optopt );
+ usage (argv[0]);
+ }
+ }
- case 'w': /* bind password */
- bindpw = strdup(optarg);
- break;
+ if (authmethod == -1) {
+#ifdef HAVE_CYRUS_SASL
+ authmethod = LDAP_AUTH_SASL;
+#else
+ authmethod = LDAP_AUTH_SIMPLE;
+#endif
+ }
- case 'z': /* time limit */
- if (optarg)
- sizelimit = strtol(optarg, NULL, 10);
- break;
+ if( argc - optind > 1 ) {
+ usage( argv[0] );
+ } else if ( argc - optind == 1 ) {
+ user = strdup( argv[optind] );
+ } else {
+ user = NULL;
+ }
- default:
- usage(argv[0]);
+ if( want_oldpw && oldpw == NULL ) {
+ /* prompt for old password */
+ char *ckoldpw;
+ oldpw = strdup(getpassphrase("Old password: "));
+ ckoldpw = getpassphrase("Re-enter old password: ");
+
+ if( oldpw== NULL || ckoldpw == NULL ||
+ strncmp( oldpw, ckoldpw, strlen(oldpw) ))
+ {
+ fprintf( stderr, "passwords do not match\n" );
+ return EXIT_FAILURE;
}
}
- if (!(argc - optind < 1))
- filtpattern = strdup(argv[optind]);
+ if( want_newpw && newpw == NULL ) {
+ /* prompt for new password */
+ char *cknewpw;
+ newpw = strdup(getpassphrase("New password: "));
+ cknewpw = getpassphrase("Re-enter new password: ");
- if (!filtpattern && !targetdn)
- {
- fprintf(stderr, "No filter or targetdn(-t)\n");
- usage(argv[0]);
+ if( newpw== NULL || cknewpw == NULL ||
+ strncmp( newpw, cknewpw, strlen(newpw) ))
+ {
+ fprintf( stderr, "passwords do not match\n" );
+ return EXIT_FAILURE;
+ }
}
- if (!newpw)
- {
- fprintf(stderr, "Need a password (-W)\n");
- usage(argv[0]);
+ if (want_bindpw && passwd.bv_val == NULL ) {
+ /* handle bind password */
+ passwd.bv_val = strdup( getpassphrase("Enter bind password: "));
+ passwd.bv_len = passwd.bv_val ? strlen( passwd.bv_val ) : 0;
}
+ if ( debug ) {
+ if( ber_set_option( NULL, LBER_OPT_DEBUG_LEVEL, &debug ) != LBER_OPT_SUCCESS ) {
+ fprintf( stderr, "Could not set LBER_OPT_DEBUG_LEVEL %d\n", debug );
+ }
+ if( ldap_set_option( NULL, LDAP_OPT_DEBUG_LEVEL, &debug ) != LDAP_OPT_SUCCESS ) {
+ fprintf( stderr, "Could not set LDAP_OPT_DEBUG_LEVEL %d\n", debug );
+ }
+ }
+
+#ifdef SIGPIPE
+ (void) SIGNAL( SIGPIPE, SIG_IGN );
+#endif
+
/* connect to server */
- if ((ld = ldap_open(ldaphost, ldapport)) == NULL)
+ if( ( ldaphost != NULL || ldapport ) && ( ldapuri == NULL ) ) {
+ if ( verbose ) {
+ fprintf( stderr, "ldap_init( %s, %d )\n",
+ ldaphost != NULL ? ldaphost : "<DEFAULT>",
+ ldapport );
+ }
+
+ ld = ldap_init( ldaphost, ldapport );
+ if( ld == NULL ) {
+ perror("ldapsearch: ldap_init");
+ return EXIT_FAILURE;
+ }
+
+ } else {
+ if ( verbose ) {
+ fprintf( stderr, "ldap_initialize( %s )\n",
+ ldapuri != NULL ? ldapuri : "<DEFAULT>" );
+ }
+
+ rc = ldap_initialize( &ld, ldapuri );
+ if( rc != LDAP_SUCCESS ) {
+ fprintf( stderr, "Could not create LDAP session handle (%d): %s\n",
+ rc, ldap_err2string(rc) );
+ return EXIT_FAILURE;
+ }
+ }
+
+ /* referrals */
+ if (ldap_set_option( ld, LDAP_OPT_REFERRALS,
+ referrals ? LDAP_OPT_ON : LDAP_OPT_OFF ) != LDAP_OPT_SUCCESS )
{
- perror(ldaphost);
- return(1);
+ fprintf( stderr, "Could not set LDAP_OPT_REFERRALS %s\n",
+ referrals ? "on" : "off" );
+ return EXIT_FAILURE;
}
- /* set options */
- ldap_set_option(ld, LDAP_OPT_TIMELIMIT, (void *)&timelimit);
- ldap_set_option(ld, LDAP_OPT_SIZELIMIT, (void *)&sizelimit);
+ /* LDAPv3 only */
+ version = LDAP_VERSION3;
+ rc = ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version );
- /* authenticate to server */
- if (ldap_bind_s(ld, binddn, bindpw, LDAP_AUTH_SIMPLE) != LDAP_SUCCESS)
- {
- ldap_perror(ld, "ldap_bind");
- return(1);
+ if(rc != LDAP_OPT_SUCCESS ) {
+ fprintf( stderr, "Could not set LDAP_OPT_PROTOCOL_VERSION %d\n", version );
+ return EXIT_FAILURE;
}
- if (filtpattern)
- {
- char filter[BUFSIZ];
- LDAPMessage *result = NULL, *e = NULL;
- char *attrs[] = {"dn", NULL};
-
- /* search */
- sprintf(filter, "%s", filtpattern);
- i = ldap_search_s(ld, base, scope, filter, attrs, 1, &result);
- if (i != LDAP_SUCCESS && i != LDAP_TIMELIMIT_EXCEEDED && i != LDAP_SIZELIMIT_EXCEEDED)
- {
- ldap_perror(ld, "ldap_search_s");
- return(1);
+ if ( use_tls && ldap_start_tls_s( ld, NULL, NULL ) != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_start_tls" );
+ if ( use_tls > 1 ) {
+ return( EXIT_FAILURE );
}
+ }
- for (e = ldap_first_entry(ld, result); e; e = ldap_next_entry(ld, e))
- {
- char *dn = ldap_get_dn(ld, e);
- if (dn)
- {
- modify_dn(ld, dn, newpw);
- free(dn);
+ if ( authmethod == LDAP_AUTH_SASL ) {
+#ifdef HAVE_CYRUS_SASL
+ void *defaults;
+
+ if( sasl_secprops != NULL ) {
+ rc = ldap_set_option( ld, LDAP_OPT_X_SASL_SECPROPS,
+ (void *) sasl_secprops );
+
+ if( rc != LDAP_OPT_SUCCESS ) {
+ fprintf( stderr,
+ "Could not set LDAP_OPT_X_SASL_SECPROPS: %s\n",
+ sasl_secprops );
+ return( EXIT_FAILURE );
}
}
+
+ defaults = lutil_sasl_defaults( ld,
+ sasl_mech,
+ sasl_realm,
+ sasl_authc_id,
+ passwd.bv_val,
+ sasl_authz_id );
+
+ rc = ldap_sasl_interactive_bind_s( ld, binddn,
+ sasl_mech, NULL, NULL,
+ sasl_flags, lutil_sasl_interact, defaults );
+
+ if( rc != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_sasl_interactive_bind_s" );
+ return( EXIT_FAILURE );
+ }
+#else
+ fprintf( stderr, "%s: not compiled with SASL support\n",
+ argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ }
+ else {
+ if ( ldap_bind_s( ld, binddn, passwd.bv_val, authmethod )
+ != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_bind" );
+ return( EXIT_FAILURE );
+ }
}
- if (targetdn)
- modify_dn(ld, targetdn, newpw);
+ if( user != NULL || oldpw != NULL || newpw != NULL ) {
+ /* build change password control */
+ BerElement *ber = ber_alloc_t( LBER_USE_DER );
+ if( ber == NULL ) {
+ perror( "ber_alloc_t" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ ber_printf( ber, "{" /*}*/ );
+
+ if( user != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_ID, user );
+ free(user);
+ }
+
+ if( oldpw != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_OLD, oldpw );
+ free(oldpw);
+ }
+
+ if( newpw != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_NEW, newpw );
+ free(newpw);
+ }
+
+ ber_printf( ber, /*{*/ "N}" );
+
+ rc = ber_flatten( ber, &bv );
+
+ if( rc < 0 ) {
+ perror( "ber_flatten" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ ber_free( ber, 1 );
+ }
+
+ if ( not ) {
+ rc = LDAP_SUCCESS;
+ goto skip;
+ }
+
+ rc = ldap_extended_operation( ld,
+ LDAP_EXOP_X_MODIFY_PASSWD, bv,
+ NULL, NULL, &id );
+
+ ber_bvfree( bv );
+
+ if( rc != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_extended_operation" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ rc = ldap_result( ld, LDAP_RES_ANY, LDAP_MSG_ALL, NULL, &res );
+ if ( rc < 0 ) {
+ ldap_perror( ld, "ldappasswd: ldap_result" );
+ return rc;
+ }
+
+ rc = ldap_parse_result( ld, res, &code, &matcheddn, &text, &refs, NULL, 0 );
+
+ if( rc != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_parse_result" );
+ return rc;
+ }
+
+ rc = ldap_parse_extended_result( ld, res, &retoid, &retdata, 1 );
+
+ if( rc != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_parse_result" );
+ return rc;
+ }
+
+ if( retdata != NULL ) {
+ ber_tag_t tag;
+ char *s;
+ BerElement *ber = ber_init( retdata );
+
+ if( ber == NULL ) {
+ perror( "ber_init" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ /* we should check the tag */
+ tag = ber_scanf( ber, "{a}", &s);
+
+ if( tag == LBER_ERROR ) {
+ perror( "ber_scanf" );
+ } else {
+ printf("New password: %s\n", s);
+ free( s );
+ }
+
+ ber_free( ber, 1 );
+ }
+
+ if( verbose || code != LDAP_SUCCESS || matcheddn || text || refs ) {
+ printf( "Result: %s (%d)\n", ldap_err2string( code ), code );
+
+ if( text && *text ) {
+ printf( "Additional info: %s\n", text );
+ }
+
+ if( matcheddn && *matcheddn ) {
+ printf( "Matched DN: %s\n", matcheddn );
+ }
+
+ if( refs ) {
+ int i;
+ for( i=0; refs[i]; i++ ) {
+ printf("Referral: %s\n", refs[i] );
+ }
+ }
+ }
+
+ ber_memfree( text );
+ ber_memfree( matcheddn );
+ ber_memvfree( (void **) refs );
+ ber_memfree( retoid );
+ ber_bvfree( retdata );
+
+skip:
/* disconnect from server */
- ldap_unbind(ld);
- return(0);
+ ldap_unbind (ld);
+
+ return EXIT_SUCCESS;
}