Add simple Redis Server which is only capable of doing publish / subscribe. New ws redis_server sub-command to use it. The server is used in the unittest, so that we can run on CI in environment where redis isn not available like github actions env.

ws/CMakeLists.txt

@@ -47,6 +47,7 @@ add_executable(ws
   ws_receive.cpp
   ws_redis_publish.cpp
   ws_redis_subscribe.cpp
+  ws_redis_server.cpp
   ws_snake.cpp
   ws_cobra_subscribe.cpp
   ws_cobra_metrics_publish.cpp

ws/ws.cpp

@@ -243,6 +243,10 @@ int main(int argc, char** argv)
     autobahnApp->add_option("--url", url, "url");
     autobahnApp->add_flag("-q", quiet, "Quiet");
 
+    CLI::App* redisServerApp = app.add_subcommand("redis_server", "Redis server");
+    redisServerApp->add_option("--port", port, "Port");
+    redisServerApp->add_option("--host", hostname, "Hostname");
+
     CLI11_PARSE(app, argc, argv);
 
     // pid file handling
@@ -364,6 +368,10 @@ int main(int argc, char** argv)
     {
         ret = ix::ws_autobahn_main(url, quiet);
     }
+    else if (app.got_subcommand("redis_server"))
+    {
+        ret = ix::ws_redis_server_main(port, hostname);
+    }
 
     ix::uninitNetSystem();
     return ret;

ws/ws.h

@@ -111,4 +111,6 @@ namespace ix
     int ws_httpd_main(int port, const std::string& hostname);
 
     int ws_autobahn_main(const std::string& url, bool quiet);
+
+    int ws_redis_server_main(int port, const std::string& hostname);
 } // namespace ix

ws/ws_redis_publish.cpp

@@ -4,8 +4,8 @@
  *  Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
  */
 
-#include <ixsnake/IXRedisClient.h>
 #include <iostream>
+#include <ixsnake/IXRedisClient.h>
 #include <sstream>
 
 namespace ix

ws/ws_redis_server.cpp

@@ -0,0 +1,32 @@
+/*
+ *  ws_redis_publish.cpp
+ *  Author: Benjamin Sergeant
+ *  Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
+ */
+
+#include <iostream>
+#include <ixsnake/IXRedisServer.h>
+#include <spdlog/spdlog.h>
+#include <sstream>
+
+namespace ix
+{
+    int ws_redis_server_main(int port, const std::string& hostname)
+    {
+        spdlog::info("Listening on {}:{}", hostname, port);
+
+        ix::RedisServer server(port, hostname);
+
+        auto res = server.listen();
+        if (!res.first)
+        {
+            std::cerr << res.second << std::endl;
+            return 1;
+        }
+
+        server.start();
+        server.wait();
+
+        return 0;
+    }
+} // namespace ix

ws/ws_redis_subscribe.cpp

@@ -4,10 +4,10 @@
  *  Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
  */
 
-#include <ixsnake/IXRedisClient.h>
 #include <atomic>
 #include <chrono>
 #include <iostream>
+#include <ixsnake/IXRedisClient.h>
 #include <sstream>
 #include <thread>
 

ws/ws_snake.cpp

@@ -4,9 +4,9 @@
  *  Copyright (c) 2018 Machine Zone, Inc. All rights reserved.
  */
 
-#include <ixsnake/IXSnakeServer.h>
 #include <fstream>
 #include <iostream>
+#include <ixsnake/IXSnakeServer.h>
 #include <sstream>
 
 namespace