From f519f6cb5a5904d4945d6f5bfae39a1ddca54012 Mon Sep 17 00:00:00 2001
From: Ondrej Kos <okos@redhat.com>
Date: Wed, 21 Aug 2013 15:17:00 +0200
Subject: add group sid lookup

Explanation

Resolves:
https://fedorahosted.org/sssd/ticket/XXXX
---
 src/db/sysdb.h     |  7 +++++++
 src/db/sysdb_ops.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)

diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index 7045edf7..59552888 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -146,6 +146,7 @@
 
 #define SYSDB_GRNAM_FILTER "(&("SYSDB_GC")(|("SYSDB_NAME_ALIAS"=%s)("SYSDB_NAME"=%s)))"
 #define SYSDB_GRGID_FILTER "(&("SYSDB_GC")("SYSDB_GIDNUM"=%lu))"
+#define SYSDB_GRSID_FILTER "(&("SYSDB_GC")("SYSDB_SID_STR"=%s))"
 #define SYSDB_GRENT_FILTER "("SYSDB_GC")"
 #define SYSDB_GRNAM_MPG_FILTER "(&("SYSDB_MPGC")(|("SYSDB_NAME_ALIAS"=%s)("SYSDB_NAME"=%s)))"
 #define SYSDB_GRGID_MPG_FILTER "(&("SYSDB_MPGC")("SYSDB_GIDNUM"=%lu))"
@@ -532,6 +533,12 @@ int sysdb_search_group_by_gid(TALLOC_CTX *mem_ctx,
                               gid_t gid,
                               const char **attrs,
                               struct ldb_message **msg);
+int sysdb_search_group_by_sid_str(TALLOC_CTX *mem_ctx,
+                                  struct sysdb_ctx *sysdb,
+                                  struct sss_domain_info *domain,
+                                  char *sid_str,
+                                  const char **attrs,
+                                  struct ldb_message **msg);
 
 /* Search Netgroup (by name) */
 int sysdb_search_netgroup_by_name(TALLOC_CTX *mem_ctx,
diff --git a/src/db/sysdb_ops.c b/src/db/sysdb_ops.c
index ff8fb008..b403e64b 100644
--- a/src/db/sysdb_ops.c
+++ b/src/db/sysdb_ops.c
@@ -456,6 +456,58 @@ done:
     return ret;
 }
 
+int sysdb_search_group_by_sid_str(TALLOC_CTX *mem_ctx,
+                                  struct sysdb_ctx *sysdb,
+                                  struct sss_domain_info *domain,
+                                  char *sid_str,
+                                  const char **attrs,
+                                  struct ldb_message **msg)
+{
+    TALLOC_CTX *tmp_ctx;
+    const char *def_attrs[] = { SYSDB_NAME, SYSDB_SID_STR, NULL };
+    struct ldb_message **msgs = NULL;
+    struct ldb_dn *basedn;
+    size_t msgs_count = 0;
+    char *filter;
+    int ret;
+
+    tmp_ctx = talloc_new(NULL);
+    if (!tmp_ctx) {
+        return ENOMEM;
+    }
+
+    basedn = ldb_dn_new_fmt(tmp_ctx, sysdb->ldb,
+                            SYSDB_TMPL_GROUP_BASE, domain->name);
+    if (!basedn) {
+        ret = ENOMEM;
+        goto done;
+    }
+
+    filter = talloc_asprintf(tmp_ctx, SYSDB_GRSID_FILTER, sid_str);
+    if (!filter) {
+        ret = ENOMEM;
+        goto done;
+    }
+
+    ret = sysdb_search_entry(tmp_ctx, sysdb, basedn, LDB_SCOPE_SUBTREE, filter,
+                             attrs?attrs:def_attrs, &msgs_count, &msgs);
+    if (ret) {
+        goto done;
+    }
+
+    *msg = talloc_steal(mem_ctx, msgs[0]);
+
+done:
+    if (ret == ENOENT) {
+        DEBUG(SSSDBG_TRACE_FUNC, ("No such entry\n"));
+    }
+    else if (ret) {
+        DEBUG(SSSDBG_TRACE_FUNC, ("Error: %d (%s)\n", ret, strerror(ret)));
+    }
+
+    talloc_zfree(tmp_ctx);
+    return ret;
+}
 
 /* =Search-Group-by-Name============================================ */
 
-- 
cgit