Adding some request header

when constructing request

core/src/RpcServiceRequest.cc

@@ -23,6 +23,7 @@ RpcServiceRequest::RpcServiceRequest(const std::string &product,
                                      const std::string &action)
     : ServiceRequest(product, version) {
   setActionName(action);
+  setHeader(std::string("x-acs-action"), action);
 }
 
 RpcServiceRequest::~RpcServiceRequest() {}

core/src/ServiceRequest.cc

@@ -25,7 +25,9 @@ ServiceRequest::ServiceRequest(const std::string &product,
     : content_(nullptr), contentSize_(0), params_(), product_(product),
       resourcePath_("/"), version_(version), scheme_("https"),
       connectTimeout_(kInvalidTimeout), readTimeout_(kInvalidTimeout),
-      method_(HttpRequest::Method::Get) {}
+      method_(HttpRequest::Method::Get) {
+  setHeader(std::string("x-acs-version"), version);
+}
 
 ServiceRequest::ServiceRequest(const ServiceRequest &other)
     : content_(nullptr), contentSize_(other.contentSize_),

test/core/rpcservicerequest_ut.cc

@@ -15,4 +15,5 @@ TEST(test_RpcServiceRequest, basic) {
   EXPECT_TRUE(rpc.actionName() == action);
   EXPECT_TRUE(rpc.product() == product);
   EXPECT_TRUE(rpc.version() == version);
+  EXPECT_EQ(string("testAction"), rpc.getHeader(string("x-acs-action")));
 }

test/core/servicerequest_ut.cc

@@ -40,6 +40,7 @@ namespace {
 
     TestServiceRequest sr1("ECS", "1.0");
     TestServiceRequest sr2(sr1);
+    EXPECT_EQ(string("1.0"), sr1.getHeader(string("x-acs-version")));
 
     sr1.addParameter("k1", "v1");
     sr2.addParameter("k2", "v2");