Initial checkin of gRPC to third_party/

third_party/grpc/test/core/fling/fling_test.c

+/*
+ *
+ * Copyright 2015, Google Inc.
+ * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * 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
+ * OWNER 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.
+ *
+ */
+
+#include <string.h>
+#include <stdio.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/host_port.h>
+#include <grpc/support/string_util.h>
+#include <grpc/support/subprocess.h>
+#include "src/core/support/string.h"
+#include "test/core/util/port.h"
+
+int main(int argc, char **argv) {
+  char *me = argv[0];
+  char *lslash = strrchr(me, '/');
+  char root[1024];
+  int port = grpc_pick_unused_port_or_die();
+  char *args[10];
+  int status;
+  gpr_subprocess *svr, *cli;
+  /* figure out where we are */
+  if (lslash) {
+    memcpy(root, me, (size_t)(lslash - me));
+    root[lslash - me] = 0;
+  } else {
+    strcpy(root, ".");
+  }
+  /* start the server */
+  gpr_asprintf(&args[0], "%s/fling_server%s", root,
+               gpr_subprocess_binary_extension());
+  args[1] = "--bind";
+  gpr_join_host_port(&args[2], "::", port);
+  args[3] = "--no-secure";
+  svr = gpr_subprocess_create(4, (const char **)args);
+  gpr_free(args[0]);
+  gpr_free(args[2]);
+
+  /* start the client */
+  gpr_asprintf(&args[0], "%s/fling_client%s", root,
+               gpr_subprocess_binary_extension());
+  args[1] = "--target";
+  gpr_join_host_port(&args[2], "127.0.0.1", port);
+  args[3] = "--scenario=ping-pong-request";
+  args[4] = "--no-secure";
+  args[5] = 0;
+  cli = gpr_subprocess_create(6, (const char **)args);
+  gpr_free(args[0]);
+  gpr_free(args[2]);
+
+  /* wait for completion */
+  printf("waiting for client\n");
+  if ((status = gpr_subprocess_join(cli))) {
+    gpr_subprocess_destroy(cli);
+    gpr_subprocess_destroy(svr);
+    return status;
+  }
+  gpr_subprocess_destroy(cli);
+
+  gpr_subprocess_interrupt(svr);
+  status = gpr_subprocess_join(svr);
+  gpr_subprocess_destroy(svr);
+  return status;
+}