X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=libraries%2Flibldap%2Ftls.c;h=6774fed54d4ce76bea6e1523d828af5b4ce42880;hb=0ea43c9d7d2fbf08b2078931bebfcaf443230878;hp=6e5878a27e5751d2c2e9684eb2fec2a03aaeca58;hpb=9184c3a18c3c9fb4b00637bc52bbdda792e86e76;p=openldap
diff --git a/libraries/libldap/tls.c b/libraries/libldap/tls.c
index 6e5878a27e..6774fed54d 100644
--- a/libraries/libldap/tls.c
+++ b/libraries/libldap/tls.c
@@ -1,9 +1,17 @@
+/* tls.c - Handle tls/ssl using SSLeay or OpenSSL. */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software .
+ *
+ * Copyright 1998-2005 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.
*
- * tls.c - Handle tls/ssl using SSLeay or OpenSSL.
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * .
*/
#include "portable.h"
@@ -42,11 +50,16 @@
static int tls_opt_trace = 1;
static char *tls_opt_certfile = NULL;
static char *tls_opt_keyfile = NULL;
+static char *tls_opt_dhparamdir = NULL;
static char *tls_opt_cacertfile = NULL;
static char *tls_opt_cacertdir = NULL;
static int tls_opt_require_cert = LDAP_OPT_X_TLS_DEMAND;
+#ifdef HAVE_OPENSSL_CRL
+static int tls_opt_crlcheck = LDAP_OPT_X_TLS_CRL_NONE;
+#endif
static char *tls_opt_ciphersuite = NULL;
static char *tls_opt_randfile = NULL;
+static int tls_opt_dhparamdirlen;
#define HAS_TLS( sb ) ber_sockbuf_ctrl( sb, LBER_SB_OPT_HAS_IO, \
(void *)&sb_tls_sbio )
@@ -59,9 +72,7 @@ static int tls_verify_ok( int ok, X509_STORE_CTX *ctx );
static RSA * tls_tmp_rsa_cb( SSL *ssl, int is_export, int key_length );
static STACK_OF(X509_NAME) * get_ca_list( char * bundle, char * dir );
-#if 0 /* Currently this is not used by anyone */
static DH * tls_tmp_dh_cb( SSL *ssl, int is_export, int key_length );
-#endif
static SSL_CTX *tls_def_ctx = NULL;
@@ -123,6 +134,10 @@ ldap_pvt_tls_destroy( void )
LDAP_FREE( tls_opt_keyfile );
tls_opt_keyfile = NULL;
}
+ if ( tls_opt_dhparamdir ) {
+ LDAP_FREE( tls_opt_dhparamdir );
+ tls_opt_dhparamdir = NULL;
+ }
if ( tls_opt_cacertfile ) {
LDAP_FREE( tls_opt_cacertfile );
tls_opt_cacertfile = NULL;
@@ -149,8 +164,7 @@ ldap_pvt_tls_init( void )
{
static int tls_initialized = 0;
- if ( tls_initialized ) return 0;
- tls_initialized = 1;
+ if ( tls_initialized++ ) return 0;
#ifdef HAVE_EBCDIC
{
@@ -189,6 +203,15 @@ ldap_pvt_tls_init_def_ctx( void )
char *certfile = tls_opt_certfile;
char *keyfile = tls_opt_keyfile;
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &tls_def_ctx_mutex );
+#endif
+
+ if ( !certfile && !keyfile && !cacertfile && !cacertdir ) {
+ /* minimum configuration not provided */
+ return LDAP_NOT_SUPPORTED;
+ }
+
#ifdef HAVE_EBCDIC
/* This ASCII/EBCDIC handling is a real pain! */
if ( ciphersuite ) {
@@ -212,23 +235,13 @@ ldap_pvt_tls_init_def_ctx( void )
__atoe( keyfile );
}
#endif
-
-#ifdef LDAP_R_COMPILE
- ldap_pvt_thread_mutex_lock( &tls_def_ctx_mutex );
-#endif
if ( tls_def_ctx == NULL ) {
int i;
tls_def_ctx = SSL_CTX_new( SSLv23_method() );
if ( tls_def_ctx == NULL ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_init_def_ctx: "
- "TLS could not allocate default ctx (%d).\n",
- ERR_peek_error(), 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: could not allocate default ctx (%lu).\n",
ERR_peek_error(),0,0);
-#endif
rc = -1;
goto error_exit;
}
@@ -239,15 +252,9 @@ ldap_pvt_tls_init_def_ctx( void )
if ( tls_opt_ciphersuite &&
!SSL_CTX_set_cipher_list( tls_def_ctx, ciphersuite ) )
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_init_def_ctx: "
- "TLS could not set cipher list %s.\n",
- tls_opt_ciphersuite, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: could not set cipher list %s.\n",
tls_opt_ciphersuite, 0, 0 );
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -258,20 +265,11 @@ ldap_pvt_tls_init_def_ctx( void )
cacertfile, cacertdir ) ||
!SSL_CTX_set_default_verify_paths( tls_def_ctx ) )
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "ldap_pvt_tls_init_def_ctx: "
- "TLS could not load verify locations "
- "(file:`%s',dir:`%s').\n",
- tls_opt_cacertfile ? tls_opt_cacertfile : "",
- tls_opt_cacertdir ? tls_opt_cacertdir : "", 0 );
-#else
Debug( LDAP_DEBUG_ANY, "TLS: "
"could not load verify locations (file:`%s',dir:`%s').\n",
tls_opt_cacertfile ? tls_opt_cacertfile : "",
tls_opt_cacertdir ? tls_opt_cacertdir : "",
0 );
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -279,18 +277,11 @@ ldap_pvt_tls_init_def_ctx( void )
calist = get_ca_list( cacertfile, cacertdir );
if ( !calist ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_init_def_ctx: "
- "TLS could not load client CA list (file: `%s',dir:`%s')\n",
- tls_opt_cacertfile ? tls_opt_cacertfile : "",
- tls_opt_cacertdir ? tls_opt_cacertdir : "", 0 );
-#else
Debug( LDAP_DEBUG_ANY, "TLS: "
"could not load client CA list (file:`%s',dir:`%s').\n",
tls_opt_cacertfile ? tls_opt_cacertfile : "",
tls_opt_cacertdir ? tls_opt_cacertdir : "",
0 );
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -303,14 +294,9 @@ ldap_pvt_tls_init_def_ctx( void )
!SSL_CTX_use_PrivateKey_file( tls_def_ctx,
keyfile, SSL_FILETYPE_PEM ) )
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_init_def_ctx: "
- "TLS could not use key file `%s'.\n", tls_opt_keyfile, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: could not use key file `%s'.\n",
tls_opt_keyfile,0,0);
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -320,15 +306,9 @@ ldap_pvt_tls_init_def_ctx( void )
!SSL_CTX_use_certificate_file( tls_def_ctx,
certfile, SSL_FILETYPE_PEM ) )
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_init_def_ctx: "
- "TLS could not use certificate `%s'.\n",
- tls_opt_certfile, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: could not use certificate `%s'.\n",
tls_opt_certfile,0,0);
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -337,15 +317,9 @@ ldap_pvt_tls_init_def_ctx( void )
if ( ( tls_opt_certfile || tls_opt_keyfile ) &&
!SSL_CTX_check_private_key( tls_def_ctx ) )
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "ldap_pvt_tls_init_def_ctx: TLS private key mismatch.\n",
- 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: private key mismatch.\n",
0,0,0);
-#endif
tls_report_error();
rc = -1;
goto error_exit;
@@ -368,7 +342,18 @@ ldap_pvt_tls_init_def_ctx( void )
tls_opt_require_cert == LDAP_OPT_X_TLS_ALLOW ?
tls_verify_ok : tls_verify_cb );
SSL_CTX_set_tmp_rsa_callback( tls_def_ctx, tls_tmp_rsa_cb );
- /* SSL_CTX_set_tmp_dh_callback( tls_def_ctx, tls_tmp_dh_cb ); */
+ SSL_CTX_set_tmp_dh_callback( tls_def_ctx, tls_tmp_dh_cb );
+#ifdef HAVE_OPENSSL_CRL
+ if ( tls_opt_crlcheck ) {
+ X509_STORE *x509_s = SSL_CTX_get_cert_store( tls_def_ctx );
+ if ( tls_opt_crlcheck == LDAP_OPT_X_TLS_CRL_PEER ) {
+ X509_STORE_set_flags( x509_s, X509_V_FLAG_CRL_CHECK );
+ } else if ( tls_opt_crlcheck == LDAP_OPT_X_TLS_CRL_ALL ) {
+ X509_STORE_set_flags( x509_s,
+ X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL );
+ }
+ }
+#endif
}
error_exit:
if ( rc == -1 && tls_def_ctx != NULL ) {
@@ -429,12 +414,7 @@ alloc_handle( void *ctx_arg )
ssl = SSL_new( ctx );
if ( ssl == NULL ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "alloc_handle: TLS can't create ssl handle.\n", 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,"TLS: can't create ssl handle.\n",0,0,0);
-#endif
return NULL;
}
return ssl;
@@ -742,6 +722,7 @@ ldap_int_tls_connect( LDAP *ld, LDAPConn *conn )
ber_sockbuf_ctrl( sb, LBER_SB_OPT_GET_SSL, (void *)&ssl );
} else {
+ struct ldapoptions *lo;
void *ctx = ld->ld_defconn
? ld->ld_defconn->lconn_tls_ctx : NULL;
@@ -757,8 +738,15 @@ ldap_int_tls_connect( LDAP *ld, LDAPConn *conn )
LBER_SBIOD_LEVEL_TRANSPORT, (void *)ssl );
if( ctx == NULL ) {
+ ctx = tls_def_ctx;
conn->lconn_tls_ctx = tls_def_ctx;
}
+ lo = &ld->ld_options;
+ if ( lo->ldo_tls_connect_cb )
+ lo->ldo_tls_connect_cb( ld, ssl, ctx, lo->ldo_tls_connect_arg );
+ lo = LDAP_INT_GLOBAL_OPT();
+ if ( lo && lo->ldo_tls_connect_cb )
+ lo->ldo_tls_connect_cb( ld, ssl, ctx, lo->ldo_tls_connect_arg );
}
err = SSL_connect( ssl );
@@ -774,18 +762,17 @@ ldap_int_tls_connect( LDAP *ld, LDAPConn *conn )
if ((err = ERR_peek_error())) {
char buf[256];
+
+ if ( ld->ld_error ) {
+ LDAP_FREE( ld->ld_error );
+ }
ld->ld_error = LDAP_STRDUP(ERR_error_string(err, buf));
#ifdef HAVE_EBCDIC
if ( ld->ld_error ) __etoa(ld->ld_error);
#endif
}
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "ldap_int_tls_connect: TLS can't connect.\n", 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,"TLS: can't connect.\n",0,0,0);
-#endif
ber_sockbuf_remove_io( sb, &sb_tls_sbio,
LBER_SBIOD_LEVEL_TRANSPORT );
@@ -832,12 +819,7 @@ ldap_pvt_tls_accept( Sockbuf *sb, void *ctx_arg )
if ( err <= 0 ) {
if ( update_flags( sb, ssl, err )) return 1;
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "ldap_pvt_tls_accept: TLS can't accept.\n", 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,"TLS: can't accept.\n",0,0,0 );
-#endif
tls_report_error();
ber_sockbuf_remove_io( sb, &sb_tls_sbio,
@@ -858,6 +840,24 @@ ldap_pvt_tls_inplace ( Sockbuf *sb )
return HAS_TLS( sb ) ? 1 : 0;
}
+int
+ldap_tls_inplace( LDAP *ld )
+{
+ Sockbuf *sb = NULL;
+
+ if ( ld->ld_defconn && ld->ld_defconn->lconn_sb ) {
+ sb = ld->ld_defconn->lconn_sb;
+
+ } else if ( ld->ld_sb ) {
+ sb = ld->ld_sb;
+
+ } else {
+ return 0;
+ }
+
+ return ldap_pvt_tls_inplace( sb );
+}
+
static X509 *
tls_get_cert( SSL *s )
{
@@ -873,7 +873,8 @@ tls_get_cert( SSL *s )
}
int
-ldap_pvt_tls_get_peer_dn( void *s, struct berval *dn, LDAPDN_rewrite_dummy *func, unsigned flags )
+ldap_pvt_tls_get_peer_dn( void *s, struct berval *dn,
+ LDAPDN_rewrite_dummy *func, unsigned flags )
{
X509 *x;
X509_NAME *xn;
@@ -942,15 +943,9 @@ ldap_pvt_tls_check_hostname( LDAP *ld, void *s, const char *name_in )
x = tls_get_cert((SSL *)s);
if (!x) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "ldap_pvt_tls_check_hostname: "
- "TLS unable to get peer certificate.\n" , 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: unable to get peer certificate.\n",
0, 0, 0 );
-#endif
/* If this was a fatal condition, things would have
* aborted long before now.
*/
@@ -967,8 +962,7 @@ ldap_pvt_tls_check_hostname( LDAP *ld, void *s, const char *name_in )
} else
#endif
if ((ptr = strrchr(name, '.')) && isdigit((unsigned char)ptr[1])) {
- if (inet_aton(name, (struct in_addr *)&addr))
- ntype = IS_IP4;
+ if (inet_aton(name, (struct in_addr *)&addr)) ntype = IS_IP4;
}
i = X509_get_ext_by_NID(x, NID_subject_alt_name, -1);
@@ -1001,24 +995,21 @@ ldap_pvt_tls_check_hostname( LDAP *ld, void *s, const char *name_in )
sn = (char *) ASN1_STRING_data(gn->d.ia5);
sl = ASN1_STRING_length(gn->d.ia5);
+ /* ignore empty */
+ if (sl == 0) continue;
+
/* Is this an exact match? */
if ((len1 == sl) && !strncasecmp(name, sn, len1)) {
break;
}
/* Is this a wildcard match? */
- if ((*sn == '*') && domain && (len2 == sl-1) &&
- !strncasecmp(domain, sn+1, len2)) {
+ if (domain && (sn[0] == '*') && (sn[1] == '.') &&
+ (len2 == sl-1) && !strncasecmp(domain, &sn[1], len2))
+ {
break;
}
-#if 0
- /* Is this a RFC 2459 style wildcard match? */
- if ((*sn == '.') && domain && (len2 == sl) &&
- !strncasecmp(domain, sn, len2)) {
- break;
- }
-#endif
} else if (gn->type == GEN_IPADD) {
if (ntype == IS_DNS) continue;
@@ -1049,40 +1040,52 @@ ldap_pvt_tls_check_hostname( LDAP *ld, void *s, const char *name_in )
if (ret != LDAP_SUCCESS) {
X509_NAME *xn;
char buf[2048];
+ buf[0] = '\0';
xn = X509_get_subject_name(x);
-
if( X509_NAME_get_text_by_NID( xn, NID_commonName,
buf, sizeof(buf)) == -1)
{
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_check_hostname: "
- "TLS unable to get common name from peer certificate.\n",
- 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: unable to get common name from peer certificate.\n",
0, 0, 0 );
-#endif
+ ret = LDAP_CONNECT_ERROR;
+ if ( ld->ld_error ) {
+ LDAP_FREE( ld->ld_error );
+ }
ld->ld_error = LDAP_STRDUP(
_("TLS: unable to get CN from peer certificate"));
- } else if (strcasecmp(name, buf)) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR, "ldap_pvt_tls_check_hostname: "
- "TLS hostname (%s) does not match "
- "common name in certificate (%s).\n", name, buf, 0 );
-#else
+ } else if (strcasecmp(name, buf) == 0 ) {
+ ret = LDAP_SUCCESS;
+
+ } else if (( buf[0] == '*' ) && ( buf[1] == '.' )) {
+ char *domain = strchr(name, '.');
+ if( domain ) {
+ size_t dlen = 0;
+ size_t sl;
+
+ sl = strlen(name);
+ dlen = sl - (domain-name);
+ sl = strlen(buf);
+
+ /* Is this a wildcard match? */
+ if ((dlen == sl-1) && !strncasecmp(domain, &buf[1], dlen)) {
+ ret = LDAP_SUCCESS;
+ }
+ }
+ }
+
+ if( ret == LDAP_LOCAL_ERROR ) {
Debug( LDAP_DEBUG_ANY, "TLS: hostname (%s) does not match "
"common name in certificate (%s).\n",
name, buf, 0 );
-#endif
ret = LDAP_CONNECT_ERROR;
+ if ( ld->ld_error ) {
+ LDAP_FREE( ld->ld_error );
+ }
ld->ld_error = LDAP_STRDUP(
_("TLS: hostname does not match CN in peer certificate"));
-
- } else {
- ret = LDAP_SUCCESS;
}
}
X509_free(x);
@@ -1121,6 +1124,8 @@ ldap_int_tls_config( LDAP *ld, int option, const char *arg )
case LDAP_OPT_X_TLS_CERTFILE:
case LDAP_OPT_X_TLS_KEYFILE:
case LDAP_OPT_X_TLS_RANDOM_FILE:
+ case LDAP_OPT_X_TLS_CIPHER_SUITE:
+ case LDAP_OPT_X_TLS_DHPARAMDIR:
return ldap_pvt_tls_set_option( ld, option, (void *) arg );
case LDAP_OPT_X_TLS_REQUIRE_CERT:
@@ -1150,8 +1155,22 @@ ldap_int_tls_config( LDAP *ld, int option, const char *arg )
return ldap_pvt_tls_set_option( ld, option, &i );
}
return -1;
+#ifdef HAVE_OPENSSL_CRL
+ case LDAP_OPT_X_TLS_CRLCHECK:
+ i = -1;
+ if ( strcasecmp( arg, "none" ) == 0 ) {
+ i = LDAP_OPT_X_TLS_CRL_NONE ;
+ } else if ( strcasecmp( arg, "peer" ) == 0 ) {
+ i = LDAP_OPT_X_TLS_CRL_PEER ;
+ } else if ( strcasecmp( arg, "all" ) == 0 ) {
+ i = LDAP_OPT_X_TLS_CRL_ALL ;
+ }
+ if (i >= 0) {
+ return ldap_pvt_tls_set_option( ld, option, &i );
+ }
+ return -1;
+#endif
}
-
return -1;
}
@@ -1204,9 +1223,18 @@ ldap_pvt_tls_get_option( LDAP *ld, int option, void *arg )
*(char **)arg = tls_opt_keyfile ?
LDAP_STRDUP( tls_opt_keyfile ) : NULL;
break;
+ case LDAP_OPT_X_TLS_DHPARAMDIR:
+ *(char **)arg = tls_opt_dhparamdir ?
+ LDAP_STRDUP( tls_opt_dhparamdir ) : NULL;
+ break;
case LDAP_OPT_X_TLS_REQUIRE_CERT:
*(int *)arg = tls_opt_require_cert;
break;
+#ifdef HAVE_OPENSSL_CRL
+ case LDAP_OPT_X_TLS_CRLCHECK:
+ *(int *)arg = tls_opt_crlcheck;
+ break;
+#endif
case LDAP_OPT_X_TLS_RANDOM_FILE:
*(char **)arg = tls_opt_randfile ?
LDAP_STRDUP( tls_opt_randfile ) : NULL;
@@ -1223,6 +1251,12 @@ ldap_pvt_tls_get_option( LDAP *ld, int option, void *arg )
*(void **)arg = retval;
break;
}
+ case LDAP_OPT_X_TLS_CONNECT_CB:
+ *(LDAP_TLS_CONNECT_CB **)arg = lo->ldo_tls_connect_cb;
+ break;
+ case LDAP_OPT_X_TLS_CONNECT_ARG:
+ *(void **)arg = lo->ldo_tls_connect_arg;
+ break;
default:
return -1;
}
@@ -1275,6 +1309,12 @@ ldap_pvt_tls_set_option( LDAP *ld, int option, void *arg )
ld->ld_defconn->lconn_tls_ctx = arg;
}
return 0;
+ case LDAP_OPT_X_TLS_CONNECT_CB:
+ lo->ldo_tls_connect_cb = (LDAP_TLS_CONNECT_CB *)arg;
+ return 0;
+ case LDAP_OPT_X_TLS_CONNECT_ARG:
+ lo->ldo_tls_connect_arg = arg;
+ return 0;
}
if ( ld != NULL ) {
@@ -1298,6 +1338,12 @@ ldap_pvt_tls_set_option( LDAP *ld, int option, void *arg )
if ( tls_opt_keyfile ) LDAP_FREE( tls_opt_keyfile );
tls_opt_keyfile = arg ? LDAP_STRDUP( (char *) arg ) : NULL;
break;
+ case LDAP_OPT_X_TLS_DHPARAMDIR:
+ if ( tls_opt_dhparamdir ) LDAP_FREE( tls_opt_dhparamdir );
+ tls_opt_dhparamdir = arg ? LDAP_STRDUP( (char *) arg ) : NULL;
+ if ( tls_opt_dhparamdir )
+ tls_opt_dhparamdirlen = strlen( tls_opt_dhparamdir );
+ break;
case LDAP_OPT_X_TLS_REQUIRE_CERT:
switch( *(int *) arg ) {
case LDAP_OPT_X_TLS_NEVER:
@@ -1309,6 +1355,17 @@ ldap_pvt_tls_set_option( LDAP *ld, int option, void *arg )
return 0;
}
return -1;
+#ifdef HAVE_OPENSSL_CRL
+ case LDAP_OPT_X_TLS_CRLCHECK:
+ switch( *(int *) arg ) {
+ case LDAP_OPT_X_TLS_CRL_NONE:
+ case LDAP_OPT_X_TLS_CRL_PEER:
+ case LDAP_OPT_X_TLS_CRL_ALL:
+ tls_opt_crlcheck = * (int *) arg;
+ return 0;
+ }
+ return -1;
+#endif
case LDAP_OPT_X_TLS_CIPHER_SUITE:
if ( tls_opt_ciphersuite ) LDAP_FREE( tls_opt_ciphersuite );
tls_opt_ciphersuite = arg ? LDAP_STRDUP( (char *) arg ) : NULL;
@@ -1391,14 +1448,9 @@ tls_info_cb( const SSL *ssl, int where, int ret )
}
#endif
if ( where & SSL_CB_LOOP ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, DETAIL1, "tls_info_cb: "
- "TLS trace: %s:%s\n", op, state, 0 );
-#else
Debug( LDAP_DEBUG_TRACE,
"TLS trace: %s:%s\n",
op, state, 0 );
-#endif
} else if ( where & SSL_CB_ALERT ) {
char *atype = (char *) SSL_alert_type_string_long( ret );
@@ -1414,40 +1466,22 @@ tls_info_cb( const SSL *ssl, int where, int ret )
__etoa( adesc );
}
#endif
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, DETAIL1,
- "tls_info_cb: TLS trace: SSL3 alert %s:%s:%s\n",
- op, atype, adesc );
-#else
Debug( LDAP_DEBUG_TRACE,
"TLS trace: SSL3 alert %s:%s:%s\n",
op, atype, adesc );
-#endif
#ifdef HAVE_EBCDIC
if ( atype ) LDAP_FREE( atype );
if ( adesc ) LDAP_FREE( adesc );
#endif
} else if ( where & SSL_CB_EXIT ) {
if ( ret == 0 ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "tls_info_cb: TLS trace: %s:failed in %s\n",
- op, state, 0 );
-#else
Debug( LDAP_DEBUG_TRACE,
"TLS trace: %s:failed in %s\n",
op, state, 0 );
-#endif
} else if ( ret < 0 ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "tls_info_cb: TLS trace: %s:error in %s\n",
- op, state, 0 );
-#else
Debug( LDAP_DEBUG_TRACE,
"TLS trace: %s:error in %s\n",
op, state, 0 );
-#endif
}
}
#ifdef HAVE_EBCDIC
@@ -1489,18 +1523,6 @@ tls_verify_cb( int ok, X509_STORE_CTX *ctx )
__etoa( certerr );
}
#endif
-#ifdef NEW_LOGGING
- LDAP_LOG( TRANSPORT, ERR,
- "TLS certificate verification: depth: %d, err: %d, subject: %s,",
- errdepth, errnum,
- sname ? sname : "-unknown-" );
- LDAP_LOG( TRANSPORT, ERR, " issuer: %s\n", iname ? iname : "-unknown-", 0, 0 );
- if ( !ok ) {
- LDAP_LOG ( TRANSPORT, ERR,
- "TLS certificate verification: Error, %s\n",
- certerr, 0, 0 );
- }
-#else
Debug( LDAP_DEBUG_TRACE,
"TLS certificate verification: depth: %d, err: %d, subject: %s,",
errdepth, errnum,
@@ -1511,7 +1533,6 @@ tls_verify_cb( int ok, X509_STORE_CTX *ctx )
"TLS certificate verification: Error, %s\n",
certerr, 0, 0 );
}
-#endif
if ( sname )
CRYPTO_free ( sname );
if ( iname )
@@ -1547,14 +1568,8 @@ tls_report_error( void )
}
__etoa( buf );
#endif
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "tls_report_error: TLS %s %s:%d\n",
- buf, file, line );
-#else
Debug( LDAP_DEBUG_ANY, "TLS: %s %s:%d\n",
buf, file, line );
-#endif
#ifdef HAVE_EBCDIC
if ( file ) LDAP_FREE( (void *)file );
#endif
@@ -1571,15 +1586,9 @@ tls_tmp_rsa_cb( SSL *ssl, int is_export, int key_length )
tmp_rsa = RSA_generate_key( key_length, RSA_F4, NULL, NULL );
if ( !tmp_rsa ) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, ERR,
- "tls_tmp_rsa_cb: TLS Failed to generate temporary %d-bit %s "
- "RSA key\n", key_length, is_export ? "export" : "domestic", 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: Failed to generate temporary %d-bit %s RSA key\n",
key_length, is_export ? "export" : "domestic", 0 );
-#endif
return NULL;
}
return tmp_rsa;
@@ -1607,30 +1616,18 @@ tls_seed_PRNG( const char *randfile )
}
if (randfile == NULL) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, DETAIL1,
- "tls_seed_PRNG: TLS Use configuration file or "
- "$RANDFILE to define seed PRNG\n", 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: Use configuration file or $RANDFILE to define seed PRNG\n",
0, 0, 0);
-#endif
return -1;
}
total = RAND_load_file(randfile, -1);
if (RAND_status() == 0) {
-#ifdef NEW_LOGGING
- LDAP_LOG ( TRANSPORT, DETAIL1,
- "tls_seed_PRNG: TLS PRNG not been seeded with enough data\n",
- 0, 0, 0 );
-#else
Debug( LDAP_DEBUG_ANY,
"TLS: PRNG not been seeded with enough data\n",
0, 0, 0);
-#endif
return -1;
}
@@ -1644,13 +1641,148 @@ tls_seed_PRNG( const char *randfile )
return 0;
}
-#if 0
+struct dhinfo {
+ int keylength;
+ const char *pem;
+ size_t size;
+};
+
+struct dhplist {
+ struct dhplist *next;
+ int keylength;
+ DH *param;
+};
+
+static struct dhplist *dhparams;
+
+/* From the OpenSSL 0.9.7 distro */
+static const char dhpem512[] =
+"-----BEGIN DH PARAMETERS-----\n\
+MEYCQQDaWDwW2YUiidDkr3VvTMqS3UvlM7gE+w/tlO+cikQD7VdGUNNpmdsp13Yn\n\
+a6LT1BLiGPTdHghM9tgAPnxHdOgzAgEC\n\
+-----END DH PARAMETERS-----\n";
+
+static const char dhpem1024[] =
+"-----BEGIN DH PARAMETERS-----\n\
+MIGHAoGBAJf2QmHKtQXdKCjhPx1ottPb0PMTBH9A6FbaWMsTuKG/K3g6TG1Z1fkq\n\
+/Gz/PWk/eLI9TzFgqVAuPvr3q14a1aZeVUMTgo2oO5/y2UHe6VaJ+trqCTat3xlx\n\
+/mNbIK9HA2RgPC3gWfVLZQrY+gz3ASHHR5nXWHEyvpuZm7m3h+irAgEC\n\
+-----END DH PARAMETERS-----\n";
+
+static const char dhpem2048[] =
+"-----BEGIN DH PARAMETERS-----\n\
+MIIBCAKCAQEA7ZKJNYJFVcs7+6J2WmkEYb8h86tT0s0h2v94GRFS8Q7B4lW9aG9o\n\
+AFO5Imov5Jo0H2XMWTKKvbHbSe3fpxJmw/0hBHAY8H/W91hRGXKCeyKpNBgdL8sh\n\
+z22SrkO2qCnHJ6PLAMXy5fsKpFmFor2tRfCzrfnggTXu2YOzzK7q62bmqVdmufEo\n\
+pT8igNcLpvZxk5uBDvhakObMym9mX3rAEBoe8PwttggMYiiw7NuJKO4MqD1llGkW\n\
+aVM8U2ATsCun1IKHrRxynkE1/MJ86VHeYYX8GZt2YA8z+GuzylIOKcMH6JAWzMwA\n\
+Gbatw6QwizOhr9iMjZ0B26TE3X8LvW84wwIBAg==\n\
+-----END DH PARAMETERS-----\n";
+
+static const char dhpem4096[] =
+"-----BEGIN DH PARAMETERS-----\n\
+MIICCAKCAgEA/urRnb6vkPYc/KEGXWnbCIOaKitq7ySIq9dTH7s+Ri59zs77zty7\n\
+vfVlSe6VFTBWgYjD2XKUFmtqq6CqXMhVX5ElUDoYDpAyTH85xqNFLzFC7nKrff/H\n\
+TFKNttp22cZE9V0IPpzedPfnQkE7aUdmF9JnDyv21Z/818O93u1B4r0szdnmEvEF\n\
+bKuIxEHX+bp0ZR7RqE1AeifXGJX3d6tsd2PMAObxwwsv55RGkn50vHO4QxtTARr1\n\
+rRUV5j3B3oPMgC7Offxx+98Xn45B1/G0Prp11anDsR1PGwtaCYipqsvMwQUSJtyE\n\
+EOQWk+yFkeMe4vWv367eEi0Sd/wnC+TSXBE3pYvpYerJ8n1MceI5GQTdarJ77OW9\n\
+bGTHmxRsLSCM1jpLdPja5jjb4siAa6EHc4qN9c/iFKS3PQPJEnX7pXKBRs5f7AF3\n\
+W3RIGt+G9IVNZfXaS7Z/iCpgzgvKCs0VeqN38QsJGtC1aIkwOeyjPNy2G6jJ4yqH\n\
+ovXYt/0mc00vCWeSNS1wren0pR2EiLxX0ypjjgsU1mk/Z3b/+zVf7fZSIB+nDLjb\n\
+NPtUlJCVGnAeBK1J1nG3TQicqowOXoM6ISkdaXj5GPJdXHab2+S7cqhKGv5qC7rR\n\
+jT6sx7RUr0CNTxzLI7muV2/a4tGmj0PSdXQdsZ7tw7gbXlaWT1+MM2MCAQI=\n\
+-----END DH PARAMETERS-----\n";
+
+static const struct dhinfo dhpem[] = {
+ { 512, dhpem512, sizeof(dhpem512) },
+ { 1024, dhpem1024, sizeof(dhpem1024) },
+ { 2048, dhpem2048, sizeof(dhpem2048) },
+ { 4096, dhpem4096, sizeof(dhpem4096) },
+ { 0, NULL, 0 }
+};
+
+#define MAXDIGITS 12
+
+#define DHFILEPATTERN "dh%d.pem"
+
static DH *
tls_tmp_dh_cb( SSL *ssl, int is_export, int key_length )
{
- return NULL;
-}
+ struct dhplist *p = NULL;
+ BIO *b = NULL;
+ FILE *f;
+ char *file;
+ DH *dh = NULL;
+
+ /* Do we have params of this length already? */
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_lock( &tls_def_ctx_mutex );
#endif
+ for ( p = dhparams; p; p=p->next ) {
+ if ( p->keylength == key_length ) {
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &tls_def_ctx_mutex );
+#endif
+ return p->param;
+ }
+ }
+
+ /* See if there's a file to load */
+ if ( tls_opt_dhparamdir ) {
+ file = LDAP_MALLOC( tls_opt_dhparamdirlen + 1 + MAXDIGITS +
+ sizeof(DHFILEPATTERN) );
+ if ( file == NULL )
+ goto done;
+ sprintf( file, "%s/" DHFILEPATTERN, tls_opt_dhparamdir, key_length );
+ } else {
+ file = LDAP_MALLOC( STRLENOF(LDAP_SYSCONFDIR) + 1 + MAXDIGITS +
+ sizeof(DHFILEPATTERN) );
+ if ( file == NULL )
+ goto done;
+ sprintf( file, LDAP_SYSCONFDIR "/" DHFILEPATTERN, key_length );
+ }
+ f = fopen(file,"r");
+ /* Did we get the file? */
+ if ( f ) {
+ b = BIO_new_fp( f, BIO_CLOSE );
+ if ( b == NULL )
+ fclose( f );
+ } else {
+ /* No - check for hardcoded params */
+ int i;
+
+ for (i=0; dhpem[i].keylength; i++) {
+ if ( dhpem[i].keylength == key_length ) {
+ b = BIO_new_mem_buf( (char *)dhpem[i].pem, dhpem[i].size );
+ break;
+ }
+ }
+ }
+ if ( b ) {
+ dh = PEM_read_bio_DHparams( b, NULL, NULL, NULL );
+ BIO_free( b );
+ }
+
+ /* Generating on the fly is expensive/slow... */
+ if ( !dh ) {
+ dh = DH_generate_parameters( key_length, DH_GENERATOR_2, NULL, NULL );
+ }
+ if ( dh ) {
+ p = LDAP_MALLOC( sizeof(struct dhplist) );
+ if ( p != NULL ) {
+ p->keylength = key_length;
+ p->param = dh;
+ p->next = dhparams;
+ dhparams = p;
+ }
+ }
+done:
+#ifdef LDAP_R_COMPILE
+ ldap_pvt_thread_mutex_unlock( &tls_def_ctx_mutex );
+#endif
+ return dh;
+}
#endif
void *
@@ -1702,20 +1834,45 @@ ldap_pvt_tls_get_my_dn( void *s, struct berval *dn, LDAPDN_rewrite_dummy *func,
#endif
}
+int
+ldap_start_tls( LDAP *ld,
+ LDAPControl **serverctrls,
+ LDAPControl **clientctrls,
+ int *msgidp )
+{
+ return ldap_extended_operation( ld, LDAP_EXOP_START_TLS,
+ NULL, serverctrls, clientctrls, msgidp );
+}
+
+int
+ldap_install_tls( LDAP *ld )
+{
+#ifndef HAVE_TLS
+ return LDAP_NOT_SUPPORTED;
+#else
+ if ( ldap_tls_inplace( ld ) ) {
+ return LDAP_LOCAL_ERROR;
+ }
+
+ return ldap_int_tls_start( ld, ld->ld_defconn, NULL );
+#endif
+}
+
int
ldap_start_tls_s ( LDAP *ld,
LDAPControl **serverctrls,
LDAPControl **clientctrls )
{
+#ifndef HAVE_TLS
+ return LDAP_NOT_SUPPORTED;
+#else
int rc;
-
-#ifdef HAVE_TLS
char *rspoid = NULL;
struct berval *rspdata = NULL;
/* XXYYZ: this initiates operation only on default connection! */
- if ( ld->ld_sb != NULL && ldap_pvt_tls_inplace( ld->ld_sb ) != 0 ) {
+ if ( ldap_tls_inplace( ld ) ) {
return LDAP_LOCAL_ERROR;
}
@@ -1734,9 +1891,7 @@ ldap_start_tls_s ( LDAP *ld,
rc = ldap_int_tls_start( ld, ld->ld_defconn, NULL );
}
-#else
- rc = LDAP_NOT_SUPPORTED;
-#endif
return rc;
+#endif
}