Get docker data with go

docker-api.go

package main

import (
        "encoding/json"
        "fmt"
        "io/ioutil"
        "log"
        "net/http"
)

func main() {
        res, err := http.Get("http://127.0.0.1:4243/images/json")
        if err != nil {
                log.Fatal(err)
        }
        result, err := ioutil.ReadAll(res.Body)
        res.Body.Close()
        if err != nil {
                log.Fatal(err)
        }
        type Image struct {
                Id string
        }
        var images []Image
        err = json.Unmarshal(result, &images)
        if err != nil {
                fmt.Println("error:", err)
        }
        fmt.Printf("%+v", images)
}