dolly.go

package main

import (
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
	"os/exec"
	"strconv"
	"encoding/json"
	"time"
	"github.com/gorilla/mux"
)

// Config - struct that will get the config file
type Config struct {
	DeployEndpoint string `json:"deploy_endpoint"`
	Email          string `json:"email"`
}

// CreateServer - it set up the web server to liten the hook
func CreateServer(p *int, h *string) {
	routes := mux.NewRouter().StrictSlash(true)
	routes.HandleFunc("/"+*h, deployhook)
	http.ListenAndServe(":"+strconv.Itoa(*p), routes)
	log.Println("listening on {*p}")
}

func deployhook(w http.ResponseWriter, r *http.Request) {
	gitPullCmd()
}

func gitPullCmd() {
	Out, Err := exec.Command("git", "pull", "origin", "master").Output()

	if Err != nil {

		s := fmt.Sprint(Err) + ": Out - Error on Pull"
		writeFile(s+"\n", "error")

	} else {
		t := time.Now().UTC()
		s := string(Out)
		writeFile("["+t.Format("2006-01-02 15:04:05")+"] "+s+"\n", "success")
	}
}

func writeFile(in string, logName string) {
	fout := []byte(in)
	ioutil.WriteFile("./"+logName+"-logs.txt", fout, 0644)
}