kirby/http-broadcaster
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Adding proper logging file, cleaning main.go, gitignore update

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This commit is contained in:
Sebastien Laithier 2023-05-11 11:53:27 +02:00
parent f3be636af4
commit f6173a09b2
2 changed files with 54 additions and 49 deletions
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1
.gitignore vendored
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@ -1 +1,2 @@
*.swp *.swp
*.log

14
app/main.go
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@ -1,7 +1,7 @@
// Receive http PURGE request and broadcast it to several Varnish servers.
package main package main
import ( import (
"fmt"
"io" "io"
"log" "log"
"net/http" "net/http"
@ -44,8 +44,8 @@ func SendToVarnish(url string) string {
status = "200 Purged" status = "200 Purged"
// Take url to ban as argument. // Take url to ban as argument.
// Loop over the list of Varnish servers and send PURGE request to each. // Loop over the list of Varnish servers and send PURGE request to each.
// Update status variable to check if servers have successfully purge url.
for i := 0; i < len(varnishList); i++ { for i := 0; i < len(varnishList); i++ {
//status = "200 Purged"
client := &http.Client{} client := &http.Client{}
domain := strings.Trim(varnishList[i], "\r\n") domain := strings.Trim(varnishList[i], "\r\n")
req, err := http.NewRequest(MethodPurge, domain+url, nil) req, err := http.NewRequest(MethodPurge, domain+url, nil)
@ -56,21 +56,25 @@ func SendToVarnish(url string) string {
if err != nil { if err != nil {
log.Fatal("Client.do: %s", err) log.Fatal("Client.do: %s", err)
} }
//fmt.Printf("Resp: %v\n", resp)
if resp.StatusCode != 200 { if resp.StatusCode != 200 {
status = "405 Not Allowed" status = "405 Not Allowed"
} }
fmt.Println("Purge URL" + " " + domain + url + " : " + status) log.Println("Purge " + domain + url + " : " + status)
} }
return status return status
} }
// HealthHandler handles healthcheck requests and return 200. // HealthHandler handles healthcheck requests and return 200.
func HealthHandler(w http.ResponseWriter, r *http.Request) { func HealthHandler(w http.ResponseWriter, _ *http.Request) {
io.WriteString(w, "OK") io.WriteString(w, "OK")
} }
func main() { func main() {
logFile, err := os.OpenFile("./log/purge.log", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
panic(err)
}
log.SetOutput(logFile)
http.HandleFunc("/", PurgeHandler) http.HandleFunc("/", PurgeHandler)
http.HandleFunc("/healthcheck", HealthHandler) http.HandleFunc("/healthcheck", HealthHandler)
log.Fatal(http.ListenAndServe(":6081", nil)) log.Fatal(http.ListenAndServe(":6081", nil))