update

Author: XiaochenCui

.vscode/settings.json

@@ -1,6 +1,3 @@
 {
     "C_Cpp.default.compileCommands": "${workspaceFolder}/build/debug/compile_commands.json",
-    "cmake.configureArgs": [
-        "--fresh"
-    ],
 }

play/lib_a.cc

@@ -0,0 +1,14 @@
+#include <iostream>
+
+#include "lib_b.h"
+
+namespace lib_a {
+    void lib_a_function() {
+        std::cout << "lib_a_function called" << std::endl;
+        lib_b::lib_b_self();
+    }
+
+    void lib_a_self() {
+        std::cout << "lib_a_self called" << std::endl;
+    }
+}

play/lib_a.h

@@ -3,15 +3,8 @@
 
 #include <iostream>
 
-#include "lib_b.h"
-
 namespace lib_a {
-    void lib_a_function() {
-        std::cout << "lib_a_function called" << std::endl;
-        lib_b::lib_b_self();
-    }
+    void lib_a_function();
 
-    void lib_a_self() {
-        std::cout << "lib_a_self called" << std::endl;
-    }
+    void lib_a_self();
 }

play/lib_b.cc

@@ -1,8 +1,14 @@
 #include <iostream>
 
-namespace lib_a {
-    void lib_a_function() {
-        // This function is intentionally left empty.
-        std::cout << "lib_a_function called" << std::endl;
+#include "lib_a.h"
+
+namespace lib_b {
+    void lib_b_function() {
+        std::cout << "lib_b_function called" << std::endl;
+        lib_a::lib_a_self();
+    }
+
+    void lib_b_self() {
+        std::cout << "lib_b_self called" << std::endl;
     }
 }

play/lib_b.h

@@ -2,15 +2,8 @@
 
 #include <iostream>
 
-#include "lib_a.h"
-
 namespace lib_b {
-    void lib_b_function() {
-        std::cout << "lib_b_function called" << std::endl;
-        lib_a::lib_a_self();
-    }
+    void lib_b_function();
 
-    void lib_b_self() {
-        std::cout << "lib_b_self called" << std::endl;
-    }
+    void lib_b_self();
 }

src/gossip/CMakeLists.txt

@@ -5,6 +5,7 @@ add_library(small_gossip
 
 target_link_libraries(small_gossip
     PRIVATE
+    small::server_info
     spdlog
     absl::status
 )

src/gossip/gossip.cc

@@ -30,6 +30,8 @@
 // local libraries
 // =====================================================================
 
+#include "src/server_info/info.h"
+
 // =====================================================================
 // self header
 // =====================================================================
@@ -44,9 +46,10 @@ GossipMessage::GossipMessage(const std::string& message) : message(message) {
 
 GossipServer* GossipServer::instance_ptr = nullptr;
 
-void GossipServer::init_instance() {
+void GossipServer::init_instance(
+    const small::server_info::ImmutableInfo& self_info) {
     if (instance_ptr == nullptr) {
-        instance_ptr = new GossipServer();
+        instance_ptr = new GossipServer(self_info);
     } else {
         SPDLOG_ERROR("gossip server instance already initialized");
     }

src/gossip/gossip.h

@@ -21,6 +21,12 @@
 #include <set>
 #include <string>
 
+// =====================================================================
+// local libraries
+// =====================================================================
+
+#include "src/server_info/info.h"
+
 namespace small::gossip {
 
 class GossipMessage {
@@ -45,11 +51,16 @@ class GossipServer {
     // singleton instance - protected constructor
     GossipServer() = default;
 
+    explicit GossipServer(const small::server_info::ImmutableInfo& self_info)
+        : self_info(self_info) {}
+
     // singleton instance - protected destructor
     ~GossipServer() = default;
 
     void transmit_message(const GossipMessage& message);
 
+    small::server_info::ImmutableInfo self_info;
+
    public:
     // singleton instance - assignment-blocker
     void operator=(const GossipServer&) = delete;
@@ -58,7 +69,8 @@ class GossipServer {
     GossipServer(const GossipServer&) = delete;
 
     // singleton instance - init api
-    static void init_instance();
+    static void init_instance(
+        const small::server_info::ImmutableInfo& self_info);
 
     // singleton instance - get api
     static GossipServer* get_instance();

src/server/server.cc

@@ -658,7 +658,7 @@ int RunServer(const small::server_info::ImmutableInfo& args) {
 
     small::catalog::Catalog::InitInstance();
 
-    small::gossip::GossipServer::init_instance();
+    small::gossip::GossipServer::init_instance(args);
     // === initialize singleton instances end ===
 
     SPDLOG_INFO(