852740c235
and openldap-2.3.37-Fix-ldap-host-lookup-ipv6.patch to fix an issue with unresponsive LDAP host lookups in IPv6 environment. (bsc#955210) OBS-URL: https://build.opensuse.org/package/show/network:ldap/openldap2?expand=0&rev=141
74 lines
1.8 KiB
Diff
74 lines
1.8 KiB
Diff
The patch was written by Christian Kornacker on 2014-01-08 to fix an issue with unresponsive
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LDAP host lookups in IPv6 environment.
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---
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libraries/libldap/util-int.c | 39 +++++++++++++++++++++++++++++++++++++--
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1 file changed, 37 insertions(+), 2 deletions(-)
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Index: openldap-2.4.41/libraries/libldap/util-int.c
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===================================================================
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--- openldap-2.4.41.orig/libraries/libldap/util-int.c
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+++ openldap-2.4.41/libraries/libldap/util-int.c
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@@ -731,10 +731,16 @@ static char *safe_realloc( char **buf, i
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char * ldap_pvt_get_fqdn( char *name )
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{
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- char *fqdn, *ha_buf;
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+ int rc;
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+ char *fqdn;
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char hostbuf[MAXHOSTNAMELEN+1];
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+#ifdef HAVE_GETADDRINFO
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+ struct addrinfo hints, *res;
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+#else
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+ char *ha_buf;
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struct hostent *hp, he_buf;
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- int rc, local_h_errno;
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+ int local_h_errno;
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+#endif
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if( name == NULL ) {
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if( gethostname( hostbuf, MAXHOSTNAMELEN ) == 0 ) {
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@@ -745,6 +751,33 @@ char * ldap_pvt_get_fqdn( char *name )
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}
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}
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+#ifdef HAVE_GETADDRINFO
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+ memset( &hints, '\0', sizeof( hints ) );
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+ hints.ai_family = AF_UNSPEC;
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+ hints.ai_socktype = SOCK_STREAM;
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+ hints.ai_flags |= AI_CANONNAME;
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+
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+ /* most getaddrinfo(3) use non-threadsafe resolver libraries */
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+ LDAP_MUTEX_LOCK(&ldap_int_resolv_mutex);
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+
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+ rc = getaddrinfo( name, NULL, &hints, &res );
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+
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+ LDAP_MUTEX_UNLOCK(&ldap_int_resolv_mutex);
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+
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+ if ( rc != 0 ) {
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+ fqdn = LDAP_STRDUP( name );
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+ } else {
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+ while ( res ) {
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+ if ( res->ai_canonname ) {
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+ fqdn = LDAP_STRDUP ( res->ai_canonname );
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+ break;
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+ }
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+ res = res->ai_next;
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+ }
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+ freeaddrinfo( res );
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+ }
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+#else
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+
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rc = ldap_pvt_gethostbyname_a( name,
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&he_buf, &ha_buf, &hp, &local_h_errno );
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@@ -755,6 +788,8 @@ char * ldap_pvt_get_fqdn( char *name )
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}
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LDAP_FREE( ha_buf );
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+#endif
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+
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return fqdn;
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}
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