implement eh-steve/goloader
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25C67A03B5666BC1
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@ -1,74 +1,51 @@
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package main
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import (
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"encoding/json"
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"log"
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"fmt"
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"git.aliberksandikci.com.tr/asandikci/go-loader-test/pkg/utils"
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"github.com/eh-steve/goloader/jit"
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)
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// General Functions/Methods that each plugin has
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type PlugGeneral interface {
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Info() map[string]interface{}
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}
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// plugins/tmptest
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type TmpTest interface {
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TmpTest()
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}
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// FILLME creating new plugin interface, template
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// type NewPluginInterface interface {
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// PluginMethod() returnType
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// }
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// Loads Plugins and runs them concurrently.
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// When you create a new plugin create a new interface and call this plugin in this function
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func PluginManager(params ...string) {
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chanPlug := make(chan interface{})
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conf := jit.BuildConfig{
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KeepTempFiles: false, // Files are copied/written to a temp dir to ensure it is writable. This retains the temporary copies
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ExtraBuildFlags: []string{"-x"}, // Flags passed to go build command
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BuildEnv: []string{"GOOS=windows"}, // Env vars to set for go build toolchain
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TmpDir: "/tmp/inner", // To control where temporary files are copied
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DebugLog: true, //
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}
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if len(params) > 0 && params[0] == "tmptest" {
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go LoadPlugin("tmptest", chanPlug)
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res, ok := <-chanPlug
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var tmptest TmpTest = res.(TmpTest)
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checkPlugin(res, ok)
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tmptest.TmpTest()
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loadable, err := jit.BuildGoPackage(conf, "plugins/tmptest/")
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if err != nil {
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panic(err)
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}
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module, err := loadable.Load()
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// module.SymbolsByPkg is a map[string]map[string]interface{} of all packages and their exported functions and global vars
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symbols := module.SymbolsByPkg[loadable.ImportPath]
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if err != nil {
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panic(err)
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}
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// defer func() {
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// err = module.Unload()
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// if err != nil {
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// panic(err)
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// }
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// }()
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switch f := symbols["MyFunc"].(type) {
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case func([]byte) (interface{}, error):
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result, err := f([]byte(`{"k":"v"}`))
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if err != nil {
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panic(err)
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}
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fmt.Println(result)
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default:
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fmt.Println(f)
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panic("Function signature was not what was expected")
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}
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err = module.Unload()
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if err != nil {
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panic(err)
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}
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}
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// Logs plugin outputs.
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func logPlugin(title string, mp map[string]interface{}, toJson bool) {
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log.Printf("\n----- %v -----\n", title)
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if toJson {
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data, err := json.MarshalIndent(&mp, "", " ")
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utils.Check(err)
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log.Println(string(data))
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} else {
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for i, v := range mp {
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log.Printf("%v: %v\n", i, v)
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}
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}
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}
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// Checks plugin status
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func checkPlugin(plugVal interface{}, status bool) {
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if status {
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if plugVal == nil {
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log.Fatal("Plugin loaded but there is no value!")
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} else {
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plugInfo := plugVal.(PlugGeneral).Info()
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log.Printf("Plugin \"%v\" loaded and ready to use, version \"%v\" ", plugInfo["name"], plugInfo["version"])
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}
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} else {
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if plugVal == nil {
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log.Fatal("Plugin closed and there is no value! ")
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} else {
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log.Fatal("Plugin closed or there is an error")
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}
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}
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}
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// // TODO response to Lider
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// // func createResponse() {
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// // }
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7
go.mod
7
go.mod
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@ -2,4 +2,9 @@ module git.aliberksandikci.com.tr/asandikci/go-loader-test
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go 1.21.0
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require golang.org/x/text v0.12.0
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require (
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github.com/eh-steve/goloader/jit v0.0.0-20230731163325-b789213e8550
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golang.org/x/text v0.12.0
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)
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require github.com/eh-steve/goloader v0.0.0-20230730231803-5c95d7a5f4e2 // indirect
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4
go.sum
4
go.sum
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@ -1,2 +1,6 @@
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github.com/eh-steve/goloader v0.0.0-20230730231803-5c95d7a5f4e2 h1:0mZ2Y8x4dhPfm9eOlbzBx31YSLaECdPvKEBrL5Hc0YE=
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github.com/eh-steve/goloader v0.0.0-20230730231803-5c95d7a5f4e2/go.mod h1:k7xs3CUwCvOU9aw851I6AEb6ZzZJ3nos5dZ6A/2ewM0=
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github.com/eh-steve/goloader/jit v0.0.0-20230731163325-b789213e8550 h1:clY7T47fFZdFcILcu7uksS7FStRaKMssCYGW0l/AoMo=
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github.com/eh-steve/goloader/jit v0.0.0-20230731163325-b789213e8550/go.mod h1:p18VKcPYO8oWGYcQt/K5EGIGqak0ZT5HwVirGpUGZBg=
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golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
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golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
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@ -1,6 +1,6 @@
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package main
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package mypackage
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func (p plug) Info() map[string]interface{} {
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func Info() map[string]interface{} {
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return map[string]interface{}{
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"name": "tmptest",
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"version": "1.0.2",
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@ -1,24 +1,9 @@
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package main
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package mypackage
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import (
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"fmt"
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"time"
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)
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import "encoding/json"
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type plug string
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// exported plugin Symbol
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var TmptestConnect plug
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func (p plug) TmpTest() {
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fmt.Println()
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fmt.Println("----- Entered Test Area -----")
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fmt.Println()
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fmt.Println()
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fmt.Println()
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fmt.Println()
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fmt.Println("----- End of Test Area -----")
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fmt.Println()
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time.Sleep(3 * time.Second)
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func MyFunc(input []byte) (interface{}, error) {
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var output interface{}
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err := json.Unmarshal(input, &output)
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return output, err
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}
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