Merge pull request #210 from chen-wang/tips

1) Add protection header macro, 2) remove some falgs with default values

examples/tips/client.h

@@ -31,6 +31,9 @@
  *
  */
 
+#ifndef __GRPCPP_EXAMPLES_TIPS_CLIENT_H_
+#define __GRPCPP_EXAMPLES_TIPS_CLIENT_H_
+
 #include <grpc++/channel_interface.h>
 #include <grpc++/status.h>
 
@@ -52,3 +55,5 @@ class Client {
 }  // namespace tips
 }  // namespace examples
 }  // namespace grpc
+
+#endif  // __GRPCPP_EXAMPLES_TIPS_CLIENT_H_

examples/tips/client_main.cc

@@ -41,30 +41,29 @@
 #include "examples/tips/client.h"
 #include "test/cpp/util/create_test_channel.h"
 
-DEFINE_bool(enable_ssl, true, "Whether to use ssl/tls.");
-DEFINE_bool(use_prod_roots, true, "True to use SSL roots for production GFE");
-DEFINE_int32(server_port, 0, "Server port.");
-DEFINE_string(server_host, "127.0.0.1", "Server host to connect to");
-DEFINE_string(server_host_override, "foo.test.google.com",
-              "Override the server host which is sent in HTTP header");
+DEFINE_int32(server_port, 443, "Server port.");
+DEFINE_string(server_host,
+              "pubsub-staging.googleapis.com", "Server host to connect to");
 
 int main(int argc, char** argv) {
   grpc_init();
   google::ParseCommandLineFlags(&argc, &argv, true);
   gpr_log(GPR_INFO, "Start TIPS client");
 
-  GPR_ASSERT(FLAGS_server_port);
   const int host_port_buf_size = 1024;
   char host_port[host_port_buf_size];
   snprintf(host_port, host_port_buf_size, "%s:%d", FLAGS_server_host.c_str(),
            FLAGS_server_port);
 
   std::shared_ptr<grpc::ChannelInterface> channel(
-      grpc::CreateTestChannel(host_port, FLAGS_server_host_override,
-                              FLAGS_enable_ssl, FLAGS_use_prod_roots));
+      grpc::CreateTestChannel(host_port,
+                              FLAGS_server_host,
+                              true,     // enable SSL
+                              true));   // use prod roots
 
   grpc::examples::tips::Client client(channel);
   grpc::Status s = client.CreateTopic("test");
+  gpr_log(GPR_INFO, "return code %d", s.code());
   GPR_ASSERT(s.IsOk());
 
   channel.reset();