Plugins POC with Hello World

buildAndRun.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+set -x
+
+# Compile plugins
+
+(cd plugin; docker run --rm -v "$PWD":/usr/src/plugin -w /usr/src/plugin golang:1.8 go build -buildmode=plugin)
+(cd plugin2; docker run --rm -v "$PWD":/usr/src/plugin2 -w /usr/src/plugin2 golang:1.8 go build -buildmode=plugin)
+
+# Compile main app
+
+docker run --rm -v "$PWD":/usr/src/myapp -w /usr/src/myapp golang:1.8 go build
+
+# Run it
+
+./myapp plugin/plugin.so plugin2/plugin2.so

main.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"os"
+	"plugin"
+)
+
+func main() {
+	for _, pName := range os.Args[1:] {
+		p, err := plugin.Open(pName)
+		if err != nil {
+			panic(err)
+		}
+		sayHello, err := p.Lookup("SayHello")
+		if err != nil {
+			panic(err)
+		}
+		sayHello.(func(string))("Gildas")
+	}
+}

plugin/plugin.go

@@ -0,0 +1,11 @@
+package main
+
+import "fmt"
+
+func SayHello(name string) {
+	fmt.Println("HELLO", name)
+}
+
+func main() {
+	fmt.Println("Coucou")
+}

plugin2/plugin2.go

@@ -0,0 +1,11 @@
+package main
+
+import "fmt"
+
+func SayHello(name string) {
+	fmt.Println("Bonjour, je m'appelle", name)
+}
+
+func main() {
+	fmt.Println("Coucou")
+}