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ovpn-admin/helpers.go

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2 KiB
Go
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package main
import (
"fmt"
"io/ioutil"
"log"
"net/http"
"os"
"os/exec"
"time"
)
func parseDate(layout,datetime string) time.Time {
t, err := time.Parse(layout, datetime)
if err != nil {
log.Println(err)
}
return t
}
func parseDateToString(layout,datetime,format string) string {
return parseDate(layout, datetime).Format(format)
}
func parseDateToUnix(layout,datetime string) int64 {
return parseDate(layout, datetime).Unix()
}
func runBash(script string) string {
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if *debug {
log.Println(script)
}
cmd := exec.Command("bash", "-c", script)
stdout, err := cmd.CombinedOutput()
if err != nil {
return (fmt.Sprint(err) + " : " + string(stdout))
}
return string(stdout)
}
func fExist(path string) bool {
var _, err = os.Stat(path)
if os.IsNotExist(err) {
return false
} else if err != nil {
log.Fatal(err)
return false
}
return true
}
func fRead(path string) string {
content, err := ioutil.ReadFile(path)
if err != nil {
log.Fatal(err)
}
return string(content)
}
func fCreate(path string) bool {
var _, err = os.Stat(path)
if os.IsNotExist(err) {
var file, err = os.Create(path)
if err != nil {
log.Println(err)
return false
}
defer file.Close()
}
return true
}
func fWrite(path, content string) {
err := ioutil.WriteFile(path, []byte(content), 0644)
if err != nil {
log.Fatal(err)
}
}
func fDelete(path string) {
err := os.Remove(path)
if err != nil {
log.Fatal(err)
}
}
func fDownload(path, url string, basicAuth bool) error {
client := &http.Client{}
req, err := http.NewRequest("GET", url, nil)
if basicAuth {
req.SetBasicAuth(*masterBasicAuthUser, *masterBasicAuthPassword)
}
resp, err := client.Do(req)
if err != nil {
return err
}
if resp.StatusCode != 200 {
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log.Printf("WARNING: Download file operation for url %s finished with status code %d\n", url, resp.StatusCode )
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
fCreate(path)
fWrite(path, string(body))
return nil
}