change /brpc_prometheus_metrics to /brpc_metrics

src/brpc/builtin/prometheus_metrics_service.h

@@ -22,7 +22,7 @@
 
 namespace brpc {
 
-class PrometheusMetricsService : public brpc_prometheus_metrics {
+class PrometheusMetricsService : public brpc_metrics {
 public:
     PrometheusMetricsService(Server* server)
         : _server(server) {}

src/brpc/builtin_service.proto

@@ -97,7 +97,7 @@ service sockets {
     rpc default_method(SocketsRequest) returns (SocketsResponse);
 }
 
-service brpc_prometheus_metrics {
+service brpc_metrics {
     rpc default_method(MetricsRequest) returns (MetricsResponse);
 }
 

test/brpc_prometheus_metrics_unittest.cpp

@@ -45,7 +45,7 @@ TEST(PrometheusMetrics, sanity) {
     channel_opts.protocol = "http";
     ASSERT_EQ(0, channel.Init("127.0.0.1:8614", &channel_opts));
     brpc::Controller cntl;
-    cntl.http_request().uri() = "/brpc_prometheus_metrics";
+    cntl.http_request().uri() = "/brpc_metrics";
     channel.CallMethod(NULL, &cntl, NULL, NULL, NULL);
     ASSERT_FALSE(cntl.Failed());
     std::string res = cntl.response_attachment().to_string();