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openldap/openldap-nss-db-prefix.patch

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Enhancement, support multiple cert/key databases in tha same directory with another prefix.
Upstream ITS: #6689
--- openldap.old/libraries/libldap/tls_m.c 21 Jul 2010 20:57:01 -0000 1.18
+++ openldap.new/libraries/libldap/tls_m.c 28 Oct 2010 19:55:51 -0000
@@ -1202,16 +1202,55 @@
return -1;
}
}
return 0;
}
/*
+ * NSS supports having multiple cert/key databases in the same
+ * directory, each one having a unique string prefix e.g.
+ * slapd-01-cert8.db - the prefix here is "slapd-01-"
+ * this function examines the given certdir - if it looks like
+ * /path/to/directory/prefix it will return the
+ * /path/to/directory part in realcertdir, and the prefix in prefix
+ */
+static void
+tlsm_get_certdb_prefix( const char *certdir, char **realcertdir, char **prefix )
+{
+ char sep = PR_GetDirectorySeparator();
+ char *ptr = NULL;
+ struct PRFileInfo prfi;
+ PRStatus prc;
+
+ *realcertdir = (char *)certdir; /* default is the one passed in */
+
+ /* if certdir is not given, just return */
+ if ( !certdir ) {
+ return;
+ }
+
+ prc = PR_GetFileInfo( certdir, &prfi );
+ /* if certdir exists (file or directory) then it cannot specify a prefix */
+ if ( prc == PR_SUCCESS ) {
+ return;
+ }
+
+ /* if certdir was given, and there is a '/' in certdir, see if there
+ is anything after the last '/' - if so, assume it is the prefix */
+ if ( ( ( ptr = strrchr( certdir, sep ) ) ) && *(ptr+1) ) {
+ *realcertdir = PL_strndup( certdir, ptr-certdir );
+ *prefix = PL_strdup( ptr+1 );
+ }
+
+ return;
+}
+
+/*
* This is the part of the init we defer until we get the
* actual security configuration information. This is
* only called once, protected by a PRCallOnce
* NOTE: This must be done before the first call to SSL_ImportFD,
* especially the setting of the policy
* NOTE: This must be called after fork()
*/
static int
@@ -1223,16 +1262,17 @@
int ii;
int nn;
PRErrorCode errcode = 1;
#ifdef HAVE_NSS_INITCONTEXT
NSSInitParameters initParams;
NSSInitContext *initctx = NULL;
#endif
SECStatus rc;
+ int done = 0;
#ifdef HAVE_NSS_INITCONTEXT
memset( &initParams, 0, sizeof( initParams ) );
initParams.length = sizeof( initParams );
#endif /* HAVE_NSS_INITCONTEXT */
#ifndef HAVE_NSS_INITCONTEXT
if ( !NSS_IsInitialized() ) {
@@ -1246,50 +1286,61 @@
DEFAULT_MOZNSS_DIR will only be used if the code cannot
find a security dir to use based on the current
settings
*/
nn = 0;
securitydirs[nn++] = PR_GetEnv( "MOZNSS_DIR" );
securitydirs[nn++] = lt->lt_cacertdir;
securitydirs[nn++] = PR_GetEnv( "DEFAULT_MOZNSS_DIR" );
- for ( ii = 0; ii < nn; ++ii ) {
+ for ( ii = 0; !done && ( ii < nn ); ++ii ) {
+ char *realcertdir = NULL;
+ const char *defprefix = "";
+ char *prefix = (char *)defprefix;
const char *securitydir = securitydirs[ii];
if ( NULL == securitydir ) {
continue;
}
+
+ tlsm_get_certdb_prefix( securitydir, &realcertdir, &prefix );
#ifdef HAVE_NSS_INITCONTEXT
#ifdef INITCONTEXT_HACK
if ( !NSS_IsInitialized() && ctx->tc_is_server ) {
- rc = NSS_Initialize( securitydir, "", "", SECMOD_DB, NSS_INIT_READONLY );
+ rc = NSS_Initialize( realcertdir, prefix, prefix, SECMOD_DB, NSS_INIT_READONLY );
} else {
- initctx = NSS_InitContext( securitydir, "", "", SECMOD_DB,
+ initctx = NSS_InitContext( realcertdir, prefix, prefix, SECMOD_DB,
&initParams, NSS_INIT_READONLY );
rc = (initctx == NULL) ? SECFailure : SECSuccess;
}
#else
- initctx = NSS_InitContext( securitydir, "", "", SECMOD_DB,
+ initctx = NSS_InitContext( realcertdir, prefix, prefix, SECMOD_DB,
&initParams, NSS_INIT_READONLY );
rc = (initctx == NULL) ? SECFailure : SECSuccess;
#endif
#else
- rc = NSS_Initialize( securitydir, "", "", SECMOD_DB, NSS_INIT_READONLY );
+ rc = NSS_Initialize( realcertdir, prefix, prefix, SECMOD_DB, NSS_INIT_READONLY );
#endif
if ( rc != SECSuccess ) {
errcode = PORT_GetError();
Debug( LDAP_DEBUG_TRACE,
- "TLS: could not initialize moznss using security dir %s - error %d:%s.\n",
- securitydir, errcode, PR_ErrorToString( errcode, PR_LANGUAGE_I_DEFAULT ) );
+ "TLS: could not initialize moznss using security dir %s prefix %s - error %d.\n",
+ realcertdir, prefix, errcode );
} else {
/* success */
- Debug( LDAP_DEBUG_TRACE, "TLS: using moznss security dir %s.\n",
- securitydir, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "TLS: using moznss security dir %s prefix %s.\n",
+ realcertdir, prefix, 0 );
errcode = 0;
- break;
+ done = 1;
+ }
+ if ( realcertdir != securitydir ) {
+ PL_strfree( realcertdir );
+ }
+ if ( prefix != defprefix ) {
+ PL_strfree( prefix );
}
}
if ( errcode ) { /* no moznss db found, or not using moznss db */
#ifdef HAVE_NSS_INITCONTEXT
int flags = NSS_INIT_READONLY|NSS_INIT_NOCERTDB|NSS_INIT_NOMODDB;
#ifdef INITCONTEXT_HACK
if ( !NSS_IsInitialized() && ctx->tc_is_server ) {
@@ -2038,19 +2089,16 @@
errno = 0;
rc = SSL_ForceHandshake( s );
if (rc == SECSuccess) {
rc = 0;
break; /* done */
}
err = PR_GetError();
- Debug( LDAP_DEBUG_TRACE,
- "TLS: error: accept - force handshake failure %d - error %d waitcounter %d\n",
- errno, err, waitcounter );
if ( errno == EAGAIN || errno == EWOULDBLOCK ) {
waitcounter++;
in_flags = PR_POLL_READ | PR_POLL_EXCEPT;
out_flags = 0;
errno = 0;
filesReady = tlsm_is_io_ready( s, in_flags, &out_flags );
if ( filesReady < 0 ) {
err = PR_GetError();
@@ -2155,49 +2203,49 @@
tlsm_session_my_dn( tls_session *session, struct berval *der_dn )
{
tlsm_session *s = (tlsm_session *)session;
CERTCertificate *cert;
cert = SSL_LocalCertificate( s );
if (!cert) return LDAP_INVALID_CREDENTIALS;
- der_dn->bv_val = cert->derSubject.data;
+ der_dn->bv_val = (char *)cert->derSubject.data;
der_dn->bv_len = cert->derSubject.len;
CERT_DestroyCertificate( cert );
return 0;
}
static int
tlsm_session_peer_dn( tls_session *session, struct berval *der_dn )
{
tlsm_session *s = (tlsm_session *)session;
CERTCertificate *cert;
cert = SSL_PeerCertificate( s );
if (!cert) return LDAP_INVALID_CREDENTIALS;
- der_dn->bv_val = cert->derSubject.data;
+ der_dn->bv_val = (char *)cert->derSubject.data;
der_dn->bv_len = cert->derSubject.len;
CERT_DestroyCertificate( cert );
return 0;
}
/* what kind of hostname were we given? */
#define IS_DNS 0
#define IS_IP4 1
#define IS_IP6 2
static int
tlsm_session_chkhost( LDAP *ld, tls_session *session, const char *name_in )
{
tlsm_session *s = (tlsm_session *)session;
CERTCertificate *cert;
const char *name, *domain = NULL, *ptr;
- int i, ret, ntype = IS_DNS, nlen, dlen;
+ int ret, ntype = IS_DNS, nlen, dlen;
#ifdef LDAP_PF_INET6
struct in6_addr addr;
#else
struct in_addr addr;
#endif
SECItem altname;
SECStatus rv;
@@ -2259,17 +2307,17 @@
do {
char *host;
int hlen;
/* ignore empty */
if ( !cur->name.other.len ) continue;
- host = cur->name.other.data;
+ host = (char *)cur->name.other.data;
hlen = cur->name.other.len;
if ( cur->type == certDNSName ) {
if ( ntype != IS_DNS ) continue;
/* is this an exact match? */
if ( nlen == hlen && !strncasecmp( name, host, nlen )) {
ret = LDAP_SUCCESS;
@@ -2317,21 +2365,21 @@
while ( avas && ( ava = *avas++ )) {
if ( CERT_GetAVATag( ava ) == SEC_OID_AVA_COMMON_NAME )
lastava = ava;
}
}
if ( lastava ) {
SECItem *av = CERT_DecodeAVAValue( &lastava->value );
if ( av ) {
- if ( av->len == nlen && !strncasecmp( name, av->data, nlen )) {
+ if ( av->len == nlen && !strncasecmp( name, (char *)av->data, nlen )) {
ret = LDAP_SUCCESS;
} else if ( av->data[0] == '*' && av->data[1] == '.' &&
domain && dlen == av->len - 1 && !strncasecmp( name,
- av->data+1, dlen )) {
+ (char *)(av->data+1), dlen )) {
ret = LDAP_SUCCESS;
} else {
int len = av->len;
if ( len >= sizeof(buf) )
len = sizeof(buf)-1;
memcpy( buf, av->data, len );
buf[len] = '\0';
}
@@ -2479,17 +2527,16 @@
{
return tlsm_PR_Send( fd, buf, len, 0, PR_INTERVAL_NO_TIMEOUT );
}
static PRStatus PR_CALLBACK
tlsm_PR_GetPeerName(PRFileDesc *fd, PRNetAddr *addr)
{
struct tls_data *p;
- int rc;
ber_socklen_t len;
p = (struct tls_data *)fd->secret;
if ( p == NULL || p->sbiod == NULL ) {
return PR_FAILURE;
}
len = sizeof(PRNetAddr);
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