From 34a57d0346afe95e11104462c30dc468b0cb0b89 Mon Sep 17 00:00:00 2001
From: Yash Tibrewal <yashkt@google.com>
Date: Mon, 23 Oct 2017 15:33:21 -0700
Subject: rename all test core files to cc and a lot of C++ style conversions

---
 test/core/security/fetch_oauth2.cc | 104 +++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 test/core/security/fetch_oauth2.cc

(limited to 'test/core/security/fetch_oauth2.cc')

diff --git a/test/core/security/fetch_oauth2.cc b/test/core/security/fetch_oauth2.cc
new file mode 100644
index 0000000000..1f1cf11545
--- /dev/null
+++ b/test/core/security/fetch_oauth2.cc
@@ -0,0 +1,104 @@
+/*
+ *
+ * Copyright 2015 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <grpc/grpc.h>
+#include <grpc/grpc_security.h>
+#include <grpc/slice.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/cmdline.h>
+#include <grpc/support/log.h>
+#include <grpc/support/sync.h>
+
+#include "src/core/lib/iomgr/load_file.h"
+#include "src/core/lib/security/credentials/credentials.h"
+#include "test/core/security/oauth2_utils.h"
+
+static grpc_call_credentials *create_refresh_token_creds(
+    const char *json_refresh_token_file_path) {
+  grpc_slice refresh_token;
+  GPR_ASSERT(GRPC_LOG_IF_ERROR(
+      "load_file",
+      grpc_load_file(json_refresh_token_file_path, 1, &refresh_token)));
+  return grpc_google_refresh_token_credentials_create(
+      (const char *)GRPC_SLICE_START_PTR(refresh_token), NULL);
+}
+
+int main(int argc, char **argv) {
+  grpc_call_credentials *creds = NULL;
+  char *json_key_file_path = NULL;
+  const char *json_refresh_token_file_path = NULL;
+  char *token = NULL;
+  int use_gce = 0;
+  char *scope = NULL;
+  gpr_cmdline *cl = gpr_cmdline_create("fetch_oauth2");
+  gpr_cmdline_add_string(cl, "json_refresh_token",
+                         "File path of the json refresh token.",
+                         &json_refresh_token_file_path);
+  gpr_cmdline_add_flag(
+      cl, "gce",
+      "Get a token from the GCE metadata server (only works in GCE).",
+      &use_gce);
+  gpr_cmdline_parse(cl, argc, argv);
+
+  grpc_init();
+
+  if (json_key_file_path != NULL && json_refresh_token_file_path != NULL) {
+    gpr_log(GPR_ERROR,
+            "--json_key and --json_refresh_token are mutually exclusive.");
+    exit(1);
+  }
+
+  if (use_gce) {
+    if (json_key_file_path != NULL || scope != NULL) {
+      gpr_log(GPR_INFO,
+              "Ignoring json key and scope to get a token from the GCE "
+              "metadata server.");
+    }
+    creds = grpc_google_compute_engine_credentials_create(NULL);
+    if (creds == NULL) {
+      gpr_log(GPR_ERROR, "Could not create gce credentials.");
+      exit(1);
+    }
+  } else if (json_refresh_token_file_path != NULL) {
+    creds = create_refresh_token_creds(json_refresh_token_file_path);
+    if (creds == NULL) {
+      gpr_log(GPR_ERROR,
+              "Could not create refresh token creds. %s does probably not "
+              "contain a valid json refresh token.",
+              json_refresh_token_file_path);
+      exit(1);
+    }
+  } else {
+    gpr_log(GPR_ERROR, "Missing --gce or --json_refresh_token option.");
+    exit(1);
+  }
+  GPR_ASSERT(creds != NULL);
+
+  token = grpc_test_fetch_oauth2_token_with_credentials(creds);
+  if (token != NULL) {
+    printf("Got token: %s.\n", token);
+    gpr_free(token);
+  }
+  grpc_call_credentials_release(creds);
+  gpr_cmdline_destroy(cl);
+  grpc_shutdown();
+  return 0;
+}
-- 
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