get.go

package api

import (

    "net/http"

    "fmt"

    "io/ioutil"

)

func Get(host string, port int, filePath string) ([]byte, error) {

    if filePath[0] == '/' {

        filePath = filePath[1:]

    }

    var url string

    if filePath[0] == '/' {

        url = fmt.Sprintf("http://%s:%d%s", host, port, filePath)

    }else {

        url = fmt.Sprintf("http://%s:%d/%s", host, port, filePath)

    }

    resp, err := http.Get(url)

    if err != nil {

        return nil, err

    }

    defer resp.Body.Close()

    if resp.StatusCode == http.StatusOK {

        return ioutil.ReadAll(resp.Body)

    }else {

        return nil, fmt.Errorf("%d != 200", resp.StatusCode)

    }

}