s4:kdc: add a kdc_proxy_unavailable_error() helper function

[kai/samba.git] / source4 / kdc / kdc.c

diff --git a/source4/kdc/kdc.c b/source4/kdc/kdc.c
index c5beaba1a3337b2e8a34eb8bdb26443439db1974..249004323cfabe0332f3f47458a1df6a0704886b 100644 (file)
--- a/source4/kdc/kdc.c
+++ b/source4/kdc/kdc.c
@@ -38,6 +38,30 @@
 extern struct krb5plugin_windc_ftable windc_plugin_table;
 extern struct hdb_method hdb_samba4;
 
+static NTSTATUS kdc_proxy_unavailable_error(struct kdc_server *kdc,
+                                           TALLOC_CTX *mem_ctx,
+                                           DATA_BLOB *out)
+{
+       int kret;
+       krb5_data k5_error_blob;
+
+       kret = krb5_mk_error(kdc->smb_krb5_context->krb5_context,
+                            KRB5KDC_ERR_SVC_UNAVAILABLE, NULL, NULL,
+                            NULL, NULL, NULL, NULL, &k5_error_blob);
+       if (kret != 0) {
+               DEBUG(2,(__location__ ": Unable to form krb5 error reply\n"));
+               return NT_STATUS_INTERNAL_ERROR;
+       }
+
+       *out = data_blob_talloc(mem_ctx, k5_error_blob.data, k5_error_blob.length);
+       krb5_data_free(&k5_error_blob);
+       if (!out->data) {
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       return NT_STATUS_OK;
+}
+
 static void kdc_tcp_terminate_connection(struct kdc_tcp_connection *kdcconn, const char *reason)
 {
        stream_terminate_connection(kdcconn->conn, reason);