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authorSumit Bose <sbose@redhat.com>2013-09-25 13:42:24 +0200
committerJakub Hrozek <jhrozek@redhat.com>2013-09-27 10:33:25 +0200
commitc5711b0279ea85d69fe3c77dfb194360c346e1d7 (patch)
treeffc3b851532fdd0635f5b7b882f593aaa81681f4 /src/providers/ipa/ipa_subdomains.c
parent82d248c7e7d61dba7065a1a744823bc06c1b5b96 (diff)
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IPA: store forest name for forest member domains
In order to fix https://fedorahosted.org/sssd/ticket/2093 the name of the forest must be known for a member domain of the forest.
Diffstat (limited to 'src/providers/ipa/ipa_subdomains.c')
-rw-r--r--src/providers/ipa/ipa_subdomains.c87
1 files changed, 86 insertions, 1 deletions
diff --git a/src/providers/ipa/ipa_subdomains.c b/src/providers/ipa/ipa_subdomains.c
index 496af42b7..03b780d6c 100644
--- a/src/providers/ipa/ipa_subdomains.c
+++ b/src/providers/ipa/ipa_subdomains.c
@@ -456,6 +456,84 @@ static errno_t ipa_subdom_enumerates(struct sss_domain_info *parent,
return EOK;
}
+static errno_t ipa_subdom_get_forest(TALLOC_CTX *mem_ctx,
+ struct ldb_context *ldb_ctx,
+ struct sysdb_attrs *attrs,
+ char **_forest)
+{
+ int ret;
+ const char *orig_dn;
+ struct ldb_dn *dn = NULL;
+ const struct ldb_val *val;
+ char *forest = NULL;
+
+ ret = sysdb_attrs_get_string(attrs, SYSDB_ORIG_DN, &orig_dn);
+ if (ret) {
+ DEBUG(SSSDBG_OP_FAILURE, ("sysdb_attrs_get_string failed.\n"));
+ goto done;
+ }
+ DEBUG(SSSDBG_TRACE_ALL, ("Checking if we need the forest name for [%s].\n",
+ orig_dn));
+
+ dn = ldb_dn_new(mem_ctx, ldb_ctx, orig_dn);
+ if (dn == NULL) {
+ DEBUG(SSSDBG_OP_FAILURE, ("ldb_dn_new failed.\n"));
+ goto done;
+ }
+
+ if (!ldb_dn_validate(dn)) {
+ DEBUG(SSSDBG_OP_FAILURE, ("Original DN [%s] is not a valid DN.\n",
+ orig_dn));
+ ret = EINVAL;
+ goto done;
+ }
+
+ if (ldb_dn_get_comp_num(dn) < 5) {
+ /* We are only interested in the member domain objects. In IPA the
+ * forest root object is stored as e.g.
+ * cn=AD.DOM,cn=ad,cn=trusts,dc=example,dc=com. Member domains in the
+ * forest are children of the forest root object e.g.
+ * cn=SUB.AD.DOM,cn=AD.DOM,cn=ad,cn=trusts,dc=example,dc=com. Since
+ * the forest name is not stored in the member objects we derive it
+ * from the RDN of the forest root object. */
+ ret = EOK;
+ goto done;
+ }
+
+ val = ldb_dn_get_component_val(dn, 3);
+ if (strncasecmp("trusts", (const char *) val->data, val->length) != 0) {
+ DEBUG(SSSDBG_TRACE_FUNC,
+ ("4th component is not 'trust', nothing to do.\n"));
+ ret = EOK;
+ goto done;
+ }
+
+ val = ldb_dn_get_component_val(dn, 2);
+ if (strncasecmp("ad", (const char *) val->data, val->length) != 0) {
+ DEBUG(SSSDBG_TRACE_FUNC,
+ ("3rd component is not 'ad', nothing to do.\n"));
+ ret = EOK;
+ goto done;
+ }
+
+ val = ldb_dn_get_component_val(dn, 1);
+ forest = talloc_strndup(mem_ctx, (const char *) val->data, val->length);
+ if (forest == NULL) {
+ DEBUG(SSSDBG_OP_FAILURE, ("talloc_strndup failed.\n"));
+ ret = ENOMEM;
+ goto done;
+ }
+
+done:
+ talloc_free(dn);
+
+ if (ret == EOK) {
+ *_forest = forest;
+ }
+
+ return ret;
+}
+
static errno_t ipa_subdom_store(struct sss_domain_info *parent,
struct sdap_idmap_ctx *sdap_idmap_ctx,
struct sysdb_attrs *attrs,
@@ -466,6 +544,7 @@ static errno_t ipa_subdom_store(struct sss_domain_info *parent,
char *realm;
const char *flat;
const char *id;
+ char *forest = NULL;
int ret;
bool mpg;
@@ -500,8 +579,14 @@ static errno_t ipa_subdom_store(struct sss_domain_info *parent,
mpg = sdap_idmap_domain_has_algorithmic_mapping(sdap_idmap_ctx, id);
+ ret = ipa_subdom_get_forest(tmp_ctx, sysdb_ctx_get_ldb(parent->sysdb),
+ attrs, &forest);
+ if (ret != EOK) {
+ goto done;
+ }
+
ret = sysdb_subdomain_store(parent->sysdb, name, realm, flat,
- id, mpg, enumerate);
+ id, mpg, enumerate, forest);
if (ret) {
DEBUG(SSSDBG_OP_FAILURE, ("sysdb_subdomain_store failed.\n"));
goto done;