project init

.gitignore

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+# Created by .ignore support plugin (hsz.mobi)
+### JetBrains template
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+# User-specific stuff:
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/dictionaries
+
+# Sensitive or high-churn files:
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.xml
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+
+# Gradle:
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Mongo Explorer plugin:
+.idea/**/mongoSettings.xml
+
+## File-based project format:
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+/out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+### Go template
+# Binaries for programs and plugins
+*.exe
+*.dll
+*.so
+*.dylib
+
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736
+.glide/
+.idea/
+*.iml
+
+vendor/
+glide.lock
+.DS_Store
+dist/
+debug

.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

.vscode/launch.json

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+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Debug",
+            "type": "go",
+            "request": "launch",
+            "mode": "debug",
+            "remotePath": "",
+            "port": 2345,
+            "host": "127.0.0.1",
+            "program": "${workspaceRoot}/main.go",
+            "env": {},
+            "args": [],
+            "showLog": true
+        },
+        {
+            "name": "File Debug",
+            "type": "go",
+            "request": "launch",
+            "mode": "debug",
+            "remotePath": "",
+            "port": 2345,
+            "host": "127.0.0.1",
+            "program": "${fileDirname}",
+            "env": {},
+            "args": [],
+            "showLog": true
+        }
+
+    ]
+}

.vscode/settings.json

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+// Place your settings in this file to overwrite default and user settings.
+{
+}

config.json

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+{
+  "websocket": {
+    "handshakeTimeout": 0,
+    "readBufferSize": 8192,
+    "writeBufferSize": 8192,
+    "enableCompression": false
+  },
+  "gRPC": {
+    "addr": "192.168.1.50:50006",
+    "tls": false,
+    "pool": {
+      "maxIdle": 1,
+      "maxCapacity": 3,
+      "idleTimeout": 240,
+      "wait": false
+    }
+  },
+  "redis": {
+    "network": "tcp",
+    "addr": "192.168.1.50:6379",
+    "tls": false,
+    "pool": {
+      "maxIdle": 1,
+      "maxCapacity": 3,
+      "idleTimeout": 240,
+      "wait": false
+    }
+  }
+}

external/grpc/client.go

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+package grpc
+
+import (
+	"sync"
+	"fmt"
+	"strings"
+	"context"
+	"git.loafle.net/commons/logging-go"
+	ocag "git.loafle.net/overflow/central_api/golang"
+	"google.golang.org/grpc"
+)
+
+var execMtx sync.RWMutex
+
+func Exec(ctx context.Context, method string, params []string) (string, error) {
+	if nil == grpcClient {
+		return "", fmt.Errorf("App: GRPC Client is not initialized")
+	}
+
+	// var client interface{}
+	var err error
+	// if client, err = grpcPool.Get(); nil != err {
+	// 	return "", err
+	// }
+	// defer grpcPool.Put(client)
+
+	sm := strings.Split(method, ".")
+	si := &ocag.ServerInput{
+		Target: sm[0],
+		Method: sm[1],
+		Params: params,
+	}
+
+	execMtx.RLock()
+	so, err := grpcClient.(ocag.OverflowApiServerClient).Exec(ctx, si)
+	if nil != err {
+		execMtx.RUnlock()
+		return "", err
+	}
+	execMtx.RUnlock()
+
+	return so.Result, nil
+}
+
+var grpcClient ocag.OverflowApiServerClient
+
+func ExternalInit() {
+	conn, err := grpc.Dial("192.168.1.50:50006", grpc.WithInsecure())
+	if nil != err {
+		logging.Logger().Panic(err)
+	}
+	grpcClient = ocag.NewOverflowApiServerClient(conn)
+
+}

server/server-handler.go

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+package server
+
+
+import (
+	cssw "git.loafle.net/commons/server-go/socket/web"
+	"git.loafle.net/commons/server-go"
+	"net"
+	"git.loafle.net/overflow/gateway_rpc/external/grpc"
+)
+
+type ServerHandlers struct {
+	cssw.ServerHandlers
+}
+
+func (sh *ServerHandlers) Init(serverCtx server.ServerCtx) error {
+	grpc.ExternalInit()
+	return sh.Init(serverCtx)
+}
+
+func (sh *ServerHandlers) Listener(serverCtx server.ServerCtx) (net.Listener, error) {
+	l, err := net.Listen("tcp", "192.168.1.103:44449")
+	if nil != err {
+		return nil, err
+	}
+
+	return l, nil
+}