Added ability to set the negative group cache max size and expiration…

… time, as well as insuring backwards compatibility with older versions of QAS that do not have the new API call vas_auth_check_client_membership_with_server_id

Makefile.am

@@ -13,6 +13,7 @@ mod_auth_vas4_la_SOURCES = \
 			  mod_auth_vas4.c \
 			  cache.c cache.h \
 			  user.c user.h \
+              group.c group.h \
 			  log.h \
 			  #
 
@@ -55,6 +56,7 @@ print-dist-name:;     echo $(distdir)
 
 check_PROGRAMS = \
 		 test-cache \
+         test-group-cache \
 		 #
 
 TESTS = $(check_PROGRAMS)
@@ -63,6 +65,11 @@ test_cache_SOURCES = test-cache.c cache.c cache.h compat.h
 test_cache_CFLAGS = $(AM_CFLAGS) $(COVERAGE_CFLAGS)
 test_cache_LDFLAGS = $(AM_LDFLAGS) $(COVERAGE_LDFLAGS)
 
+test_group_cache_SOURCES = test-group-cache.c cache.c cache.h compat.h group.c group.h
+test_group_cache_CFLAGS = $(AM_CFLAGS) $(COVERAGE_CFLAGS)
+test_group_cache_LDFLAGS = $(AM_LDFLAGS) $(COVERAGE_LDFLAGS)
+
+
 if HAVE_COVERAGE
 
 # Produces a code coverage report

group.c

@@ -0,0 +1,65 @@
+/*
+ * mod_auth_vas: VAS authentication module for Apache.
+ *
+ *   Copyright 2014 Dell Software, Inc.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *   a. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   b. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer
+ *      in the documentation and/or other materials provided with the
+ *      distribution.
+ *   c. Neither the name of Dell Software, Inc. nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
+ *   NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *   FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ *   SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
+ *   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *   Authors:
+ *     Jayson Hurst <jayson.hurst@software.dell.com>
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "compat.h"
+#include "cache.h"
+#include "group.h"
+
+void auth_vas_cached_group_data_ref(cached_group_data *group) {
+    ++group->refcount;
+}
+
+void auth_vas_cached_group_data_unref(cached_group_data *group) {
+    --group->refcount;
+
+    if (group->refcount == 0) {
+        free(group->key);
+        free(group);
+    }
+}
+
+const char *auth_vas_get_cached_group_data_key_cb(cached_group_data *group)
+{
+    if (!group)
+        return NULL;
+
+    return group->key;
+}

group.h

@@ -0,0 +1,55 @@
+#ifndef MAV_GROUP_H
+#define MAV_GROUP_H
+
+/*
+ * mod_auth_vas: VAS authentication module for Apache.
+ *
+ *   Copyright 2014 Quest Software, Inc.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *   a. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   b. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer
+ *      in the documentation and/or other materials provided with the
+ *      distribution.
+ *   c. Neither the name of Quest Software, Inc. nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
+ *   NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *   FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+ *   SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
+ *   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+ *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ *   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *   Authors:
+ *    Jayson Hurst <jayson.hurst@software.dell.com> 
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct cached_group_data {
+   char *key;
+   unsigned refcount;
+} cached_group_data;
+
+void auth_vas_cached_group_data_ref(cached_group_data *group);
+void auth_vas_cached_group_data_unref(cached_group_data *group);
+const char *auth_vas_get_cached_group_data_key_cb(cached_group_data *group);
+
+#endif /* MAV_GROUP_H */
+