+/* $OpenLDAP$ */
/*
- * 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
- *
- * Author: David E. Storey <dave@tamos.net>
+ * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.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 "ldap_defaults.h"
-/* local macros */
-#define CEILING(x) ((double)(x) > (int)(x) ? (int)(x) + 1 : (int)(x))
-
-#define LDAP_PASSWD_ATTRIB "userPassword"
-#define LDAP_PASSWD_CONF LDAP_SYSCONFDIR LDAP_DIRSEP "passwd.conf"
-
-#define HS_NONE 0
-#define HS_PLAIN 1
-#define HS_CONV 2
-
-typedef enum
-{
- HASHTYPE_NONE,
- HASHTYPE_CRYPT,
- HASHTYPE_MD5,
- HASHTYPE_SMD5,
- HASHTYPE_SHA1,
- HASHTYPE_SSHA1
-}
-HashTypes;
-
-typedef struct salt_t
-{
- unsigned char *salt;
- unsigned int len;
-}
-Salt;
-
-typedef struct hash_t
-{
- char *name;
- unsigned int namesz;
- char *(*func) (const char *, Salt *);
- unsigned char takes_salt;
- HashTypes type;
- HashTypes type_salted;
- unsigned int default_salt_len;
-}
-Hash;
-
-static int noupdates = 0;
static int verbose = 0;
-static int want_entryhash = 0;
-static int auto_gen_pw = 0;
-
-/*** functions ***/
-
-/*
- * pw_encode() essentially base64 encodes a password and its salt
- */
-
-char *
-pw_encode (unsigned char *passwd, Salt * salt, unsigned int len)
-{
- int salted = salt && salt->salt && salt->len;
- int b64_len = 0;
- char *base64digest = NULL;
- unsigned char *npasswd = passwd;
-
- if (salted)
- {
- npasswd = (unsigned char *)malloc (len + salt->len);
- memcpy (npasswd, passwd, len);
- memcpy (&npasswd[len], salt->salt, salt->len);
- len += salt->len;
- }
-
- b64_len = CEILING (len / 3) * 4 + 1;
- base64digest = (char *)malloc (b64_len);
- if (lutil_b64_ntop (npasswd, len, base64digest, b64_len) < 0)
- {
- free (base64digest);
- base64digest = NULL;
- }
-
- if (salted)
- free (npasswd);
-
- return (base64digest);
-}
-
-/*
- * if you'd like to write a better salt generator, please, be my guest.
- */
-
-void
-make_salt (Salt * salt, unsigned int len)
-{
-
- if (!salt)
- return;
-
- salt->len = len;
- salt->salt = (unsigned char *)malloc (len);
-
- for (len = 0; len < salt->len; len++)
- salt->salt[len] = rand () & 0xff;
-}
-
-/*
- * password generator
- */
-
-char *
-gen_pass (unsigned int len)
-{
- static const unsigned char autogen[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890.,";
- unsigned int i;
- Salt salt;
-
- salt.salt = NULL;
- salt.len = 0;
- make_salt (&salt, len);
- for (i = 0; i < len; i++)
- salt.salt[i] = autogen[salt.salt[i] % (sizeof (autogen) - 1)];
-
- return ((char *)salt.salt);
-}
-
-#ifdef SLAPD_CLEARTEXT
-char *
-hash_none (const char *pw_in, Salt * salt)
-{
- return (strdup (pw_in));
-}
-#endif
-
-#ifdef SLAPD_CRYPT
-char *
-hash_crypt (const char *pw_in, Salt * salt)
+static void
+usage(const char *s)
{
- static const unsigned char crypt64[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890./";
- char *crypted_pw = NULL;
- Salt lsalt;
-
- if (salt && salt->salt && strlen ((char *)salt->salt) >= 2)
- {
- /* sanity check */
- if (!(isalnum(salt->salt[0]) || salt->salt[0] == '.' || salt->salt[0] == '/'))
- salt->salt[0] = crypt64[salt->salt[0] % (sizeof (crypt64) - 1)];
- if (!(isalnum(salt->salt[1]) || salt->salt[1] == '.' || salt->salt[1] == '/'))
- salt->salt[1] = crypt64[salt->salt[1] % (sizeof (crypt64) - 1)];
-
- crypted_pw = crypt (pw_in, (char *)salt->salt);
- }
- else
- {
- make_salt (&lsalt, 2);
- lsalt.salt[0] = crypt64[lsalt.salt[0] % (sizeof (crypt64) - 1)];
- lsalt.salt[1] = crypt64[lsalt.salt[1] % (sizeof (crypt64) - 1)];
- crypted_pw = crypt (pw_in, (char *)lsalt.salt);
- free (lsalt.salt);
- }
- return (strdup (crypted_pw));
+ fprintf(stderr,
+"Change the password of an LDAP entry\n\n"
+"usage: %s [options] dn\n"
+" dn: the DN of the entry whose password must be changed\n"
+"options:\n"
+" -a secret\told password\n"
+" -A\t\tprompt for old password\n"
+" -d level\tdebugging level\n"
+" -D binddn\tbind DN\n"
+" -E\t\trequest SASL privacy (-EE to make it critical)\n"
+" -h host\t\tLDAP server (default: localhost)\n"
+" -I\t\trequest SASL integrity checking (-II to make it\n"
+" \tcritical)\n"
+" -n\t\tmake no modifications\n"
+" -p port\t\tport on LDAP server\n"
+" -S\t\tprompt for new password\n"
+" -s secret\tnew password\n"
+" -U user\t\tSASL authentication identity (username)\n"
+" -v\t\tverbose mode\n"
+" -w passwd\tbind password (for simple authentication)\n"
+" -W\t\tprompt for bind password\n"
+" -X id\t\tSASL authorization identity (\"dn:<dn>\" or \"u:<user>\")\n"
+" -Y mech\t\tSASL mechanism\n"
+" -Z\t\trequest the use of TLS (-ZZ to make it critical)\n"
+ , s );
+
+ exit( EXIT_FAILURE );
}
-#endif
-
-char *
-hash_md5 (const char *pw_in, Salt * salt)
-{
- lutil_MD5_CTX MD5context;
- unsigned char MD5digest[16];
-
- lutil_MD5Init (&MD5context);
- lutil_MD5Update (&MD5context,
- (const unsigned char *)pw_in, strlen(pw_in));
- if (salt && salt->salt && salt->len)
- lutil_MD5Update (&MD5context, salt->salt, salt->len);
- lutil_MD5Final (MD5digest, &MD5context);
-
- return (pw_encode (MD5digest, salt, sizeof (MD5digest)));
-}
-
-char *
-hash_sha1 (const char *pw_in, Salt * salt)
-{
- lutil_SHA1_CTX SHA1context;
- unsigned char SHA1digest[20];
-
- lutil_SHA1Init (&SHA1context);
- lutil_SHA1Update (&SHA1context,
- (const unsigned char *)pw_in, strlen(pw_in));
- if (salt && salt->salt && salt->len)
- lutil_SHA1Update (&SHA1context, salt->salt, salt->len);
- lutil_SHA1Final (SHA1digest, &SHA1context);
-
- return (pw_encode (SHA1digest, salt, sizeof (SHA1digest)));
-}
-
-static Hash hashes[] =
-{
-#ifdef SLAPD_CLEARTEXT
- {"none", 4, hash_none, 0, HASHTYPE_NONE, HASHTYPE_NONE, 0},
-#endif
-#ifdef SLAPD_CRYPT
- {"crypt", 5, hash_crypt, 1, HASHTYPE_CRYPT, HASHTYPE_CRYPT, 2},
-#endif
- {"md5", 3, hash_md5, 0, HASHTYPE_MD5, HASHTYPE_SMD5, 0},
- {"smd5", 4, hash_md5, 1, HASHTYPE_SMD5, HASHTYPE_SMD5, 4},
- {"sha", 3, hash_sha1, 0, HASHTYPE_SHA1, HASHTYPE_SSHA1, 0},
- {"ssha", 4, hash_sha1, 1, HASHTYPE_SSHA1, HASHTYPE_SSHA1, 4},
- {NULL, 0, NULL, 0, HASHTYPE_NONE, HASHTYPE_NONE, 0}
-};
int
-modify_dn (LDAP * ld, char *targetdn, char *pwattr, char *oldpw,
- char *newpw, HashTypes htype, Salt * salt)
+main( int argc, char *argv[] )
{
- int ret = 0;
- int salted = salt->salt ? 1 : 0;
- int want_salt = salt->len && !salted;
- char *buf = NULL;
- char *hashed_pw = NULL;
- char *strvals[2];
- LDAPMod mod, *mods[2];
-
- if (!ld || !targetdn || !newpw)
- return (1);
-
- /* auto-generate password */
- if (auto_gen_pw)
- newpw = gen_pass (auto_gen_pw);
-
- /* handle salt */
- if (want_salt)
- {
- make_salt (salt, salt->len);
- htype = hashes[htype].type_salted;
- }
- else if (hashes[htype].default_salt_len)
- {
- /* user chose a salted hash and needs a salt */
- if (!salted)
- {
- want_salt++;
- salt->len = hashes[htype].default_salt_len;
- make_salt (salt, salt->len);
- }
- }
-
- /* hash password */
- hashed_pw = hashes[htype].func (newpw, salt->len ? salt : NULL);
-
- /* return salt back to its original state */
- if (want_salt)
- {
- free (salt->salt);
- salt->salt = NULL;
- }
-
- buf = (char *)malloc (hashes[htype].namesz + 3 + strlen (hashed_pw));
- if (htype)
- sprintf (buf, "{%s}%s", hashes[htype].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");
- }
+ int rc;
+ char *ldaphost = NULL;
- strvals[0] = buf;
- strvals[1] = NULL;
- mod.mod_values = strvals;
- mod.mod_type = pwattr;
- mod.mod_op = LDAP_MOD_REPLACE;
- mods[0] = &mod;
- mods[1] =NULL;
+ char *dn = NULL;
+ char *binddn = NULL;
- if (!noupdates && (ret = ldap_modify_s (ld, targetdn, mods)) != LDAP_SUCCESS)
- ldap_perror (ld, "ldap_modify");
+ char *bindpw = NULL;
+ char *newpw = NULL;
+ char *oldpw = NULL;
- free (hashed_pw);
- free (buf);
- return (ret);
-}
-
-void
-usage (char *s)
-{
- fprintf (stderr, "Usage: %s [options] [filter]\n", s);
- fprintf (stderr, " -a attrib\tpassword attribute (default: %s)\n", LDAP_PASSWD_ATTRIB);
- fprintf (stderr, " -b basedn\tbasedn to perform searches\n");
-/* fprintf (stderr, " -C\t\tuse entry's current hash mechanism\n"); */
- fprintf (stderr, " -D binddn\tbind dn\n");
- fprintf (stderr, " -d level\tdebugging level\n");
- fprintf (stderr, " -E\t\tprompt for new password\n");
- fprintf (stderr, " -e passwd\tnew password\n");
- fprintf (stderr, " -g passlen\tauto-generate passwords with length pwlen\n");
- fprintf (stderr, " -H hash\thash type (default: crypt)\n");
- fprintf (stderr, " -h host\tldap server (default: localhost)\n");
-#ifdef HAVE_KERBEROS
- fprintf (stderr, " -K\t\tuse Kerberos step 1\n");
- fprintf (stderr, " -k\t\tuse Kerberos\n");
-#endif
- fprintf (stderr, " -l time\ttime limit\n");
- fprintf (stderr, " -n\t\tmake no modifications\n");
- fprintf (stderr, " -P version\tprotocol version (2 or 3)\n");
- fprintf (stderr, " -p port\tldap port\n");
- fprintf (stderr, " -s scope\tsearch scope: base, one, sub (default: sub)\n");
- fprintf (stderr, " -t targetdn\tdn to change password\n");
- fprintf (stderr, " -v\t\tverbose (more v's, more verbose)\n");
- fprintf (stderr, " -W\t\tprompt for bind password\n");
- fprintf (stderr, " -w passwd\tbind password (for simple authentication)\n");
- fprintf (stderr, " -Y saltlen\tsalt length to use\n");
-/* fprintf (stderr, " -y salt\tsalt to use\n"); */
- fprintf (stderr, " -z size\tsize limit\n");
- exit (1);
-}
+ int want_bindpw = 0;
+ int want_newpw = 0;
+ int want_oldpw = 0;
-int
-main (int argc, char *argv[])
-{
- char *base = NULL;
- char *binddn = NULL;
- char *bindpw = NULL;
- char *filtpattern = NULL;
- char *ldaphost = NULL;
- char *targetdn = NULL;
- char *pwattr = LDAP_PASSWD_ATTRIB;
- char *newpw = NULL;
- int authmethod = LDAP_AUTH_SIMPLE;
- int hashtype = HASHTYPE_CRYPT;
- int i, j;
+ int noupdates = 0;
+ int i;
int ldapport = 0;
int debug = 0;
- int scope = LDAP_SCOPE_SUBTREE;
- int sizelimit = -1;
- int timelimit = -1;
int version = -1;
- int want_bindpw = 0;
- int want_newpw = 0;
+ int authmethod = LDAP_AUTH_SIMPLE;
+#ifdef HAVE_CYRUS_SASL
+ char *sasl_authc_id = NULL;
+ char *sasl_authz_id = NULL;
+ char *sasl_mech = NULL;
+ int sasl_integrity = 0;
+ int sasl_privacy = 0;
+#endif
+ int use_tls = 0;
LDAP *ld;
- Salt salt;
+ struct berval *bv = NULL;
- salt.salt = NULL;
- salt.len = 0;
+ char *retoid;
+ struct berval *retdata;
if (argc == 1)
usage (argv[0]);
- while ((i = getopt (argc, argv, "a:b:C:D:d:Ee:g:H:h:Kkl:nP:p:s:t:vWw:Y:y:z:")) != EOF)
+ while( (i = getopt( argc, argv,
+ "Aa:D:d:EIh:np:Ss:U:vWw:X:Y:Z" )) != EOF )
{
- switch (i)
- {
- case 'a': /* password attribute */
- pwattr = strdup (optarg);
+ switch (i) {
+ case 'A': /* prompt for oldr password */
+ want_oldpw++;
break;
+ case 'a': /* old password (secret) */
+ oldpw = strdup (optarg);
- case 'b': /* base search dn */
- base = strdup (optarg);
- break;
+ {
+ char* p;
- case 'C':
- want_entryhash++;
+ for( p = optarg; *p == '\0'; p++ ) {
+ *p = '*';
+ }
+ }
break;
-
case 'D': /* bind distinguished name */
binddn = strdup (optarg);
break;
debug |= atoi (optarg);
break;
- case 'E': /* prompt for new password */
- want_newpw++;
- break;
-
- case 'e': /* new password */
- newpw = strdup (optarg);
- break;
-
- case 'g':
- auto_gen_pw = strtol (optarg, NULL, 10);
- break;
-
- case 'H': /* hashes */
- for (j = 0; hashes[j].name; j++)
- {
- if (!strncasecmp (optarg, hashes[j].name, hashes[j].namesz))
- {
- hashtype = hashes[j].type;
- break;
- }
- }
-
- if (!hashes[j].name)
- {
- fprintf (stderr, "hash type: %s is unknown\n", optarg);
- usage (argv[0]);
- }
- break;
-
case 'h': /* ldap host */
ldaphost = strdup (optarg);
break;
- case 'K': /* use kerberos bind, 1st part only */
-#ifdef HAVE_KERBEROS
- authmethod = LDAP_AUTH_KRBV41;
-#else
- fprintf (stderr, "%s was not compiled with Kerberos support\n", argv[0]);
- usage (argv[0]);
-#endif
- break;
-
- case 'k': /* use kerberos bind */
-#ifdef HAVE_KERBEROS
- authmethod = LDAP_AUTH_KRBV4;
-#else
- fprintf (stderr, "%s was not compiled with Kerberos support\n", argv[0]);
- usage (argv[0]);
-#endif
- break;
-
- case 'l': /* time limit */
- timelimit = strtol (optarg, NULL, 10);
- break;
-
case 'n': /* don't update entry(s) */
noupdates++;
break;
- case 'P':
- switch( atoi( optarg ) ) {
- case 2:
- version = LDAP_VERSION2;
- break;
- case 3:
- version = LDAP_VERSION3;
- break;
- default:
- fprintf( stderr, "protocol version should be 2 or 3\n" );
- usage( argv[0] );
- }
+ case 'p': /* ldap port */
+ ldapport = strtol( optarg, NULL, 10 );
break;
- case 'p': /* ldap port */
- ldapport = strtol (optarg, NULL, 10);
+ case 'S': /* prompt for user password */
+ want_newpw++;
break;
- case 's': /* scope */
- if (strcasecmp (optarg, "base") == 0)
- scope = LDAP_SCOPE_BASE;
- else if (strcasecmp (optarg, "one") == 0)
- scope = LDAP_SCOPE_ONELEVEL;
- else if (strcasecmp (optarg, "sub") == 0)
- scope = LDAP_SCOPE_SUBTREE;
- else
+ case 's': /* new password (secret) */
+ newpw = strdup (optarg);
+
{
- fprintf (stderr, "scope should be base, one, or sub\n");
- usage (argv[0]);
- }
- break;
+ char* p;
- case 't': /* target dn */
- targetdn = strdup (optarg);
+ for( p = optarg; *p == '\0'; p++ ) {
+ *p = '*';
+ }
+ }
break;
case 'v': /* verbose */
verbose++;
break;
- case 'W': /* promt for bind password */
+ case 'W': /* prompt for bind password */
want_bindpw++;
break;
case 'w': /* bind password */
bindpw = strdup (optarg);
- break;
- case 'Y': /* salt length */
- salt.len = strtol (optarg, NULL, 10);
- break;
+ {
+ char* p;
- case 'y': /* user specified salt */
- salt.len = strlen (optarg);
- salt.salt = (unsigned char *)strdup (optarg);
+ for( p = optarg; *p == '\0'; p++ ) {
+ *p = '*';
+ }
+ }
break;
- case 'z': /* time limit */
- sizelimit = strtol (optarg, NULL, 10);
+ case 'I':
+#ifdef HAVE_CYRUS_SASL
+ sasl_integrity++;
+ authmethod = LDAP_AUTH_SASL;
+#else
+ fprintf( stderr, "%s was not compiled with SASL "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'E':
+#ifdef HAVE_CYRUS_SASL
+ sasl_privacy++;
+ authmethod = LDAP_AUTH_SASL;
+#else
+ fprintf( stderr, "%s was not compiled with SASL "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'Y':
+#ifdef HAVE_CYRUS_SASL
+ if ( strcasecmp( optarg, "any" ) &&
+ strcmp( optarg, "*" ) ) {
+ sasl_mech = strdup( optarg );
+ }
+ authmethod = LDAP_AUTH_SASL;
+#else
+ fprintf( stderr, "%s was not compiled with SASL "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'U':
+#ifdef HAVE_CYRUS_SASL
+ sasl_authc_id = strdup( optarg );
+ authmethod = LDAP_AUTH_SASL;
+#else
+ fprintf( stderr, "%s was not compiled with SASL "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'X':
+#ifdef HAVE_CYRUS_SASL
+ sasl_authz_id = strdup( optarg );
+ authmethod = LDAP_AUTH_SASL;
+#else
+ fprintf( stderr, "%s was not compiled with SASL "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ break;
+ case 'Z':
+#ifdef HAVE_TLS
+ use_tls++;
+#else
+ fprintf( stderr, "%s was not compiled with TLS "
+ "support\n", argv[0] );
+ return( EXIT_FAILURE );
+#endif
break;
default:
}
}
- /* grab filter */
- if (!(argc - optind < 1))
- filtpattern = strdup (argv[optind]);
+ if( argc - optind != 1 ) {
+ usage( argv[0] );
+ }
- /* check for target(s) */
- if (!filtpattern && !targetdn)
- targetdn = binddn;
+ dn = strdup( argv[optind] );
- /* handle bind password */
- if (want_bindpw)
- bindpw = strdup (getpass ("Enter LDAP password: "));
+ if( want_oldpw && oldpw == NULL ) {
+ /* prompt for old password */
+ char *ckoldpw;
+ newpw = strdup(getpass("Old password: "));
+ ckoldpw = getpass("Re-enter old password: ");
- /* handle new password */
- if (!newpw)
- {
+ if( strncmp( oldpw, ckoldpw, strlen(oldpw) )) {
+ fprintf( stderr, "passwords do not match\n" );
+ return EXIT_FAILURE;
+ }
+ }
+
+ if( want_newpw && newpw == NULL ) {
+ /* prompt for new password */
char *cknewpw;
- newpw = strdup (getpass ("New password: "));
- cknewpw = getpass ("Re-enter new password: ");
+ newpw = strdup(getpass("New password: "));
+ cknewpw = getpass("Re-enter new password: ");
- if (strncmp (newpw, cknewpw, strlen (newpw)))
- {
- fprintf (stderr, "passwords do not match\n");
- return ( EXIT_FAILURE );
+ if( strncmp( newpw, cknewpw, strlen(newpw) )) {
+ fprintf( stderr, "passwords do not match\n" );
+ return EXIT_FAILURE;
}
}
+ if( binddn == NULL && dn != NULL ) {
+ binddn = dn;
+ dn = NULL;
+
+ if( bindpw == NULL ) bindpw = oldpw;
+ }
+
+ if (want_bindpw && bindpw == NULL ) {
+ /* handle bind password */
+ fprintf( stderr, "Bind DN: %s\n", binddn );
+ bindpw = strdup( getpass("Enter bind password: "));
+ }
+
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 );
#ifdef SIGPIPE
(void) SIGNAL( SIGPIPE, SIG_IGN );
#endif
- /* seed random number generator */
-
-#ifdef HAVE_GETTIMEOFDAY
- /* this is of questionable value
- * gettimeofday not provide much usec
- */
- {
- struct timeval tv;
- gettimeofday (&tv, NULL);
- srand (tv.tv_usec);
- }
-#else
- /* The traditional seed */
- srand((unsigned)time( NULL ));
-#endif
/* connect to server */
- if ((ld = ldap_init (ldaphost, ldapport)) == NULL)
- {
- perror ("ldap_init");
- return ( EXIT_FAILURE );
+ if ((ld = ldap_init( ldaphost, ldapport )) == NULL) {
+ perror("ldap_init");
+ return EXIT_FAILURE;
}
- /* set options */
- if (timelimit != -1 &&
- ldap_set_option( ld, LDAP_OPT_TIMELIMIT, (void *) &timelimit ) != LDAP_OPT_SUCCESS )
- {
- fprintf( stderr, "Could not set LDAP_OPT_TIMELIMIT %d\n", timelimit );
- }
- if (sizelimit != -1 &&
- ldap_set_option( ld, LDAP_OPT_SIZELIMIT, (void *) &sizelimit ) != LDAP_OPT_SUCCESS )
- {
- fprintf( stderr, "Could not set LDAP_OPT_SIZELIMIT %d\n", sizelimit );
- }
+ /* don't chase referrals */
+ ldap_set_option( ld, LDAP_OPT_REFERRALS, LDAP_OPT_OFF );
- /* this seems prudent */
- {
- int deref = LDAP_DEREF_NEVER;
- ldap_set_option( ld, LDAP_OPT_DEREF, &deref);
- }
+ /* LDAPv3 only */
+ version = 3;
+ rc = ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version );
- if (version != -1 &&
- ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version ) != LDAP_OPT_SUCCESS )
- {
+ if(rc != LDAP_OPT_SUCCESS ) {
fprintf( stderr, "Could not set LDAP_OPT_PROTOCOL_VERSION %d\n", version );
}
- /* authenticate to server */
- if (ldap_bind_s (ld, binddn, bindpw, authmethod) != LDAP_SUCCESS)
- {
- ldap_perror (ld, "ldap_bind");
- return ( EXIT_FAILURE );
+ if ( use_tls && ldap_start_tls( ld, NULL, NULL ) != LDAP_SUCCESS ) {
+ if ( use_tls > 1 ) {
+ ldap_perror( ld, "ldap_start_tls" );
+ return( EXIT_FAILURE );
+ }
}
- if (targetdn)
- {
- if (want_entryhash)
- {
- /* insert code here =) */
+ if ( authmethod == LDAP_AUTH_SASL ) {
+#ifdef HAVE_CYRUS_SASL
+ int minssf = 0, maxssf = 0;
+
+ if ( sasl_integrity > 0 )
+ maxssf = 1;
+ if ( sasl_integrity > 1 )
+ minssf = 1;
+ if ( sasl_privacy > 0 )
+ maxssf = 100000; /* Something big value */
+ if ( sasl_privacy > 1 )
+ minssf = 56;
+
+ if ( ldap_set_option( ld, LDAP_OPT_X_SASL_MINSSF,
+ (void *)&minssf ) != LDAP_OPT_SUCCESS ) {
+ fprintf( stderr, "Could not set LDAP_OPT_X_SASL_MINSSF"
+ "%d\n", minssf);
+ return( EXIT_FAILURE );
+ }
+ if ( ldap_set_option( ld, LDAP_OPT_X_SASL_MAXSSF,
+ (void *)&maxssf ) != LDAP_OPT_SUCCESS ) {
+ fprintf( stderr, "Could not set LDAP_OPT_X_SASL_MAXSSF"
+ "%d\n", maxssf);
+ return( EXIT_FAILURE );
+ }
+
+ if ( ldap_negotiated_sasl_bind_s( ld, binddn, sasl_authc_id,
+ sasl_authz_id, sasl_mech, NULL, NULL, NULL )
+ != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_sasl_bind" );
+ return( EXIT_FAILURE );
+ }
+#else
+ fprintf( stderr, "%s was not compiled with SASL support\n",
+ argv[0] );
+ return( EXIT_FAILURE );
+#endif
+ }
+ else {
+ if ( ldap_bind_s( ld, binddn, bindpw, authmethod )
+ != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_bind" );
+ return( EXIT_FAILURE );
}
- else
- modify_dn (ld, targetdn, pwattr, NULL, newpw, hashtype, &salt);
}
- if (filtpattern)
- {
- char filter[BUFSIZ];
- LDAPMessage *result = NULL, *e;
- char *attrs[3];
- attrs[0] = "dn";
- attrs[1] = pwattr;
- attrs[2] = NULL;
-
- /* search */
- sprintf (filter, "%s", filtpattern);
- i = ldap_search_s (ld, base, scope, filter, attrs, 0, &result);
- if (i != LDAP_SUCCESS &&
- i != LDAP_TIMELIMIT_EXCEEDED &&
- i != LDAP_SIZELIMIT_EXCEEDED)
- {
- ldap_perror (ld, "ldap_search");
- return ( EXIT_FAILURE );
+ if( dn != 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;
}
- for (e = ldap_first_entry (ld, result); e; e = ldap_next_entry (ld, e))
- {
- char *dn = ldap_get_dn (ld, e);
- if (dn)
- {
- struct berval **pw_vals = ldap_get_values_len (ld, e, pwattr);
- modify_dn (ld, dn, pwattr, pw_vals ? pw_vals[0]->bv_val : NULL, newpw, hashtype, &salt);
- if (pw_vals)
- ldap_value_free_len (pw_vals);
- free (dn);
- }
+ ber_printf( ber, "{" /*}*/ );
+
+ if( dn != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_ID, dn );
+ free(dn);
+ }
+
+ if( oldpw != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_NEW, oldpw );
+ free(oldpw);
}
+
+ if( newpw != NULL ) {
+ ber_printf( ber, "ts",
+ LDAP_TAG_EXOP_X_MODIFY_PASSWD_NEW, newpw );
+ free(newpw);
+ }
+
+ ber_printf( ber, /*{*/ "}" );
+
+ rc = ber_flatten( ber, &bv );
+
+ if( rc < 0 ) {
+ perror( "ber_flatten" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ ber_free( ber, 1 );
}
+ rc = ldap_extended_operation_s( ld,
+ LDAP_EXOP_X_MODIFY_PASSWD, bv,
+ NULL, NULL,
+ &retoid, &retdata );
+
+ ber_bvfree( bv );
+
+ 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 ( rc != LDAP_SUCCESS ) {
+ ldap_perror( ld, "ldap_extended_operation" );
+ ldap_unbind( ld );
+ return EXIT_FAILURE;
+ }
+
+ ldap_memfree( retoid );
+ ber_bvfree( retdata );
+
/* disconnect from server */
ldap_unbind (ld);
- return ( EXIT_SUCCESS );
+ return EXIT_SUCCESS;
}