Add some utility functions for subdomains

4 files changed, 122 insertions, 1 deletions

diff --git a/Makefile.am b/Makefile.am
index 9cf904ebc..5a14b6fc7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -460,7 +460,8 @@ libsss_util_la_SOURCES = \
     src/util/sss_tc_utf8.c \
     src/util/murmurhash3.c \
     src/util/atomic_io.c \
-    src/util/sss_selinux.c
+    src/util/sss_selinux.c \
+    src/util/domain_info_utils.c
 libsss_util_la_LIBADD = \
     $(SSSD_LIBS) \
     $(UNICODE_LIBS) \
diff --git a/src/confdb/confdb.h b/src/confdb/confdb.h
index b1053bda5..370970b81 100644
--- a/src/confdb/confdb.h
+++ b/src/confdb/confdb.h
@@ -192,6 +192,7 @@ struct sss_domain_info {
 
     struct sysdb_ctx *sysdb;
 
+    struct sss_domain_info *parent;
     char *flat_name;
     char *domain_id;
 
diff --git a/src/util/domain_info_utils.c b/src/util/domain_info_utils.c
new file mode 100644
index 000000000..5ee0aecef
--- /dev/null
+++ b/src/util/domain_info_utils.c
@@ -0,0 +1,110 @@
+/*
+    Authors:
+        Sumit Bose <sbose@redhat.com>
+
+    Copyright (C) 2012 Red Hat
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "confdb/confdb.h"
+#include "db/sysdb.h"
+#include "util/util.h"
+
+struct sss_domain_info *new_subdomain(TALLOC_CTX *mem_ctx,
+                                      struct sss_domain_info *parent,
+                                      const char *name,
+                                      const char *flat_name,
+                                      const char *id)
+{
+    int ret;
+    struct sss_domain_info *dom = NULL;
+
+    dom = talloc_zero(mem_ctx, struct sss_domain_info);
+    if (dom == NULL) {
+        DEBUG(SSSDBG_OP_FAILURE, ("talloc_zero failed.\n"));
+        return NULL;
+    }
+
+    dom->parent = parent;
+    dom->name = talloc_strdup(dom, name);
+    if (dom->name == NULL) {
+        DEBUG(SSSDBG_OP_FAILURE, ("Failed to copy domain name.\n"));
+        goto fail;
+    }
+
+    dom->provider = talloc_strdup(dom, parent->provider);
+    if (dom->provider == NULL) {
+        DEBUG(SSSDBG_OP_FAILURE, ("Failed to copy provider name.\n"));
+        goto fail;
+    }
+
+    dom->name = talloc_strdup(dom, parent->name);
+    if (dom->name == NULL) {
+        DEBUG(SSSDBG_OP_FAILURE, ("Failed to copy connection name.\n"));
+        goto fail;
+    }
+
+    if (flat_name != NULL) {
+        dom->flat_name = talloc_strdup(dom, flat_name);
+        if (dom->flat_name == NULL) {
+            DEBUG(SSSDBG_OP_FAILURE, ("Failed to copy flat name.\n"));
+            goto fail;
+        }
+    }
+
+    if (id != NULL) {
+        dom->domain_id = talloc_strdup(dom, id);
+        if (dom->domain_id == NULL) {
+            DEBUG(SSSDBG_OP_FAILURE, ("Failed to copy id.\n"));
+            goto fail;
+        }
+    }
+
+    dom->enumerate = false;
+    dom->fqnames = true;
+    /* FIXME: get ranges from the server */
+    dom->id_min = 0;
+    dom->id_max = 0xffffffff;
+    dom->cache_credentials = parent->cache_credentials;
+    dom->case_sensitive = parent->case_sensitive;
+    dom->user_timeout = parent->user_timeout;
+    dom->group_timeout = parent->group_timeout;
+    dom->netgroup_timeout = parent->netgroup_timeout;
+    dom->service_timeout = parent->service_timeout;
+    dom->override_homedir = parent->override_homedir;
+
+    if (parent->sysdb == NULL) {
+        DEBUG(SSSDBG_OP_FAILURE, ("Missing sysdb context in parent domain.\n"));
+        goto fail;
+    }
+    ret = sysdb_get_subdomain_context(dom, parent->sysdb, dom, &dom->sysdb);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_OP_FAILURE, ("sysdb_get_subdomain_context failed.\n"));
+        goto fail;
+    }
+
+    return dom;
+
+fail:
+    talloc_free(dom);
+    return NULL;
+}
+
+struct sss_domain_info *copy_subdomain(TALLOC_CTX *mem_ctx,
+                                       struct sss_domain_info *subdomain)
+{
+    return new_subdomain(mem_ctx, subdomain, subdomain->name,
+                         subdomain->flat_name, subdomain->domain_id);
+}
diff --git a/src/util/util.h b/src/util/util.h
index 181e75166..370729018 100644
--- a/src/util/util.h
+++ b/src/util/util.h
@@ -527,4 +527,13 @@ struct sized_string {
 
 void to_sized_string(struct sized_string *out, const char *in);
 
+/* form domain_info.c */
+struct sss_domain_info *new_subdomain(TALLOC_CTX *mem_ctx,
+                                      struct sss_domain_info *parent,
+                                      const char *name,
+                                      const char *flat_name,
+                                      const char *id);
+struct sss_domain_info *copy_subdomain(TALLOC_CTX *mem_ctx,
+                                       struct sss_domain_info *subdomain);
+
 #endif /* __SSSD_UTIL_H__ */