1 files changed, 103 insertions, 0 deletions
diff --git a/src/tests/gcred.c b/src/tests/gcred.c
new file mode 100644
index 000000000000..cb0ae6af5d46
--- /dev/null
+++ b/src/tests/gcred.c
@@ -0,0 +1,103 @@
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/* tests/gcred.c - Test harness for referrals */
+/*
+ * Copyright (C) 2012 by the Massachusetts Institute of Technology.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in
+ *   the documentation and/or other materials provided with the
+ *   distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * This program is intended to be run from a python script as:
+ *
+ *     gcred nametype princname
+ *
+ * where nametype is one of "unknown", "principal", "srv-inst", and "srv-hst",
+ * and princname is the name of the service principal.  gcred acquires
+ * credentials for the specified server principal.  On success, gcred displays
+ * the server principal name of the obtained credentials to stdout and exits
+ * with status 0.  On failure, gcred displays the error message for the failed
+ * operation to stderr and exits with status 1.
+ */
+
+#include "k5-int.h"
+
+static krb5_context ctx;
+
+static void
+check(krb5_error_code code)
+{
+    const char *errmsg;
+
+    if (code) {
+        errmsg = krb5_get_error_message(ctx, code);
+        fprintf(stderr, "%s\n", errmsg);
+        krb5_free_error_message(ctx, errmsg);
+        exit(1);
+    }
+}
+
+int
+main(int argc, char **argv)
+{
+    krb5_principal client, server;
+    krb5_ccache ccache;
+    krb5_creds in_creds, *creds;
+    char *name;
+
+    check(krb5_init_context(&ctx));
+
+    /* Parse arguments. */
+    assert(argc == 3);
+    check(krb5_parse_name(ctx, argv[2], &server));
+    if (strcmp(argv[1], "unknown") == 0)
+        server->type = KRB5_NT_UNKNOWN;
+    else if (strcmp(argv[1], "principal") == 0)
+        server->type = KRB5_NT_PRINCIPAL;
+    else if (strcmp(argv[1], "srv-inst") == 0)
+        server->type = KRB5_NT_SRV_INST;
+    else if (strcmp(argv[1], "srv-hst") == 0)
+        server->type = KRB5_NT_SRV_HST;
+    else
+        abort();
+
+    check(krb5_cc_default(ctx, &ccache));
+    check(krb5_cc_get_principal(ctx, ccache, &client));
+    memset(&in_creds, 0, sizeof(in_creds));
+    in_creds.client = client;
+    in_creds.server = server;
+    check(krb5_get_credentials(ctx, 0, ccache, &in_creds, &creds));
+    check(krb5_unparse_name(ctx, creds->server, &name));
+    printf("%s\n", name);
+
+    krb5_free_unparsed_name(ctx, name);
+    krb5_free_creds(ctx, creds);
+    krb5_free_principal(ctx, client);
+    krb5_free_principal(ctx, server);
+    krb5_cc_close(ctx, ccache);
+    krb5_free_context(ctx);
+    return 0;
+}