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authorAndrew Tridgell <tridge@samba.org>2010-09-29 15:46:23 -0700
committerAndrew Tridgell <tridge@samba.org>2010-09-29 16:36:22 -0700
commiteebe5e1251cb99c1ca2ae4280d72a4c3baea8607 (patch)
tree17acd9f59b9514b7fdf3c8f53f1fa8fc11a0ae48 /source4/rpc_server
parent3b52b6249b94e104077ead134c35402fa1439493 (diff)
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s4-drs: added drs_security_access_check_nc_root()
this checks securiity on the NC root of the specified naming context
Diffstat (limited to 'source4/rpc_server')
-rw-r--r--source4/rpc_server/drsuapi/dcesrv_drsuapi.h6
-rw-r--r--source4/rpc_server/drsuapi/drsutil.c69
2 files changed, 63 insertions, 12 deletions
diff --git a/source4/rpc_server/drsuapi/dcesrv_drsuapi.h b/source4/rpc_server/drsuapi/dcesrv_drsuapi.h
index 1de347f9f1..1a9d867485 100644
--- a/source4/rpc_server/drsuapi/dcesrv_drsuapi.h
+++ b/source4/rpc_server/drsuapi/dcesrv_drsuapi.h
@@ -75,3 +75,9 @@ WERROR drs_security_access_check(struct ldb_context *sam_ctx,
struct security_token *token,
struct drsuapi_DsReplicaObjectIdentifier *nc,
const char *ext_right);
+
+WERROR drs_security_access_check_nc_root(struct ldb_context *sam_ctx,
+ TALLOC_CTX *mem_ctx,
+ struct security_token *token,
+ struct drsuapi_DsReplicaObjectIdentifier *nc,
+ const char *ext_right);
diff --git a/source4/rpc_server/drsuapi/drsutil.c b/source4/rpc_server/drsuapi/drsutil.c
index f88af93354..c65d434965 100644
--- a/source4/rpc_server/drsuapi/drsutil.c
+++ b/source4/rpc_server/drsuapi/drsutil.c
@@ -140,16 +140,20 @@ void drsuapi_process_secret_attribute(struct drsuapi_DsReplicaAttribute *attr,
}
}
-WERROR drs_security_access_check(struct ldb_context *sam_ctx,
- TALLOC_CTX *mem_ctx,
- struct security_token *token,
- struct drsuapi_DsReplicaObjectIdentifier *nc,
- const char *ext_right)
+
+/*
+ check security on a DN, with logging of errors
+ */
+static WERROR drs_security_access_check_log(struct ldb_context *sam_ctx,
+ TALLOC_CTX *mem_ctx,
+ struct security_token *token,
+ struct ldb_dn *dn,
+ const char *ext_right)
{
- struct ldb_dn *dn = drs_ObjectIdentifier_to_dn(mem_ctx, sam_ctx, nc);
int ret;
if (!dn) {
- DEBUG(3,("drs_security_access_check: Null dn provided, access is denied\n"));
+ DEBUG(3,("drs_security_access_check: Null dn provided, access is denied for %s\n",
+ ext_right));
return WERR_DS_DRA_ACCESS_DENIED;
}
ret = dsdb_check_access_on_dn(sam_ctx,
@@ -159,13 +163,54 @@ WERROR drs_security_access_check(struct ldb_context *sam_ctx,
SEC_ADS_CONTROL_ACCESS,
ext_right);
if (ret == LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS) {
- DEBUG(3,("%s refused for security token\n", ext_right));
- security_token_debug(2, token);
- return WERR_DS_DRA_ACCESS_DENIED;
+ DEBUG(3,("%s refused for security token on %s\n",
+ ext_right, ldb_dn_get_linearized(dn)));
+ security_token_debug(2, token);
+ return WERR_DS_DRA_ACCESS_DENIED;
} else if (ret != LDB_SUCCESS) {
- DEBUG(1,("Failed to perform access check on %s \n", ldb_dn_get_linearized(dn)));
- return WERR_DS_DRA_ACCESS_DENIED;
+ DEBUG(1,("Failed to perform access check on %s\n", ldb_dn_get_linearized(dn)));
return WERR_DS_DRA_INTERNAL_ERROR;
}
return WERR_OK;
}
+
+
+/*
+ check security on a object identifier
+ */
+WERROR drs_security_access_check(struct ldb_context *sam_ctx,
+ TALLOC_CTX *mem_ctx,
+ struct security_token *token,
+ struct drsuapi_DsReplicaObjectIdentifier *nc,
+ const char *ext_right)
+{
+ struct ldb_dn *dn = drs_ObjectIdentifier_to_dn(mem_ctx, sam_ctx, nc);
+ WERROR werr;
+ werr = drs_security_access_check_log(sam_ctx, mem_ctx, token, dn, ext_right);
+ talloc_free(dn);
+ return werr;
+}
+
+/*
+ check security on the NC root of a object identifier
+ */
+WERROR drs_security_access_check_nc_root(struct ldb_context *sam_ctx,
+ TALLOC_CTX *mem_ctx,
+ struct security_token *token,
+ struct drsuapi_DsReplicaObjectIdentifier *nc,
+ const char *ext_right)
+{
+ struct ldb_dn *dn, *nc_root;
+ WERROR werr;
+ int ret;
+
+ dn = drs_ObjectIdentifier_to_dn(mem_ctx, sam_ctx, nc);
+ W_ERROR_HAVE_NO_MEMORY(dn);
+ ret = dsdb_find_nc_root(sam_ctx, dn, dn, &nc_root);
+ if (ret != LDB_SUCCESS) {
+ return WERR_DS_CANT_FIND_EXPECTED_NC;
+ }
+ werr = drs_security_access_check_log(sam_ctx, mem_ctx, token, nc_root, ext_right);
+ talloc_free(dn);
+ return werr;
+}