pass credentials provider name to request headers

sdk/auth/roa_signature_composer.go

@@ -53,6 +53,7 @@ func signRoaRequest(request requests.AcsRequest, credentialsProvider credentials
 
 func completeROASignParams(request requests.AcsRequest, cc *credentials.Credentials) {
 	headerParams := request.GetHeaders()
+	headerParams["x-acs-credentials-provider"] = cc.ProviderName
 
 	if cc.SecurityToken != "" {
 		headerParams["x-acs-security-token"] = cc.SecurityToken

sdk/auth/roa_signature_composer_test.go

@@ -49,7 +49,8 @@ func TestRoaSignatureComposer(t *testing.T) {
 	assert.Nil(t, err)
 	signRoaRequest(request, provider)
 	assert.Equal(t, "mock date", request.GetHeaders()["Date"])
-	assert.Equal(t, "acs accessKeyId:degLHXLEN6rMojj+bOlK74U9iic=", request.GetHeaders()["Authorization"])
+	assert.Equal(t, "static_ak", request.GetHeaders()["x-acs-credentials-provider"])
+	assert.Equal(t, "acs accessKeyId:PPPSwv0LPoLvg6rGxp7dd4uPESo=", request.GetHeaders()["Authorization"])
 }
 
 func TestRoaSignatureComposer2(t *testing.T) {
@@ -70,7 +71,8 @@ func TestRoaSignatureComposer2(t *testing.T) {
 	assert.Equal(t, "application/x-www-form-urlencoded", request.GetHeaders()["Content-Type"])
 	assert.Equal(t, "mock date", request.GetHeaders()["Date"])
 	assert.Equal(t, "application/xml", request.GetHeaders()["Accept"])
-	assert.Equal(t, "acs accessKeyId:U9uA3ftRZKixHPB08Z7Z4GOlpTY=", request.GetHeaders()["Authorization"])
+	assert.Equal(t, "static_ak", request.GetHeaders()["x-acs-credentials-provider"])
+	assert.Equal(t, "acs accessKeyId:X/tjQCOP4ZMCzQ1I1IdCra3byPA=", request.GetHeaders()["Authorization"])
 }
 
 func TestRoaSignatureComposer3(t *testing.T) {

sdk/auth/rpc_signature_composer.go

@@ -58,6 +58,7 @@ func signRpcRequest(request requests.AcsRequest, regionId string, provider crede
 	}
 
 	request.GetHeaders()["Content-Type"] = requests.Form
+	request.GetHeaders()["x-acs-credentials-provider"] = cc.ProviderName
 	formString := utils.GetUrlFormedMap(request.GetFormParams())
 	request.SetContent([]byte(formString))