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package main
import (
"fmt"
"net/http"
"strings"
"go.wit.com/lib/virtigoxml"
"go.wit.com/log"
)
// remove '?' part and trailing '/'
func cleanURL(url string) string {
url = "/" + strings.Trim(url, "/")
return url
}
func okHandler(w http.ResponseWriter, r *http.Request) {
var tmp string
tmp = cleanURL(r.URL.Path)
// is the cluster running what it should?
if tmp == "/droplets" {
for _, d := range me.cluster.Droplets {
fmt.Fprintln(w, "", d.Hostname, "(", d.StartState, "vs", d.CurrentState, ")")
}
return
}
if tmp == "/favicon.ico" {
// w.Header().Set("Content-Type", "image/svg+xml")
w.Header().Set("Content-Type", "image/png")
writeFile(w, "ipv6.png")
return
}
if tmp == "/goReference.svg" {
w.Header().Set("Content-Type", "image/svg+xml")
writeFile(w, "goReference.svg")
return
}
if tmp == "/dumplibvirtxml" {
virtigoxml.DumpLibvirtxmlDomainNames()
return
}
if tmp == "/uptime" {
b, s := clusterHealthy()
if b {
log.Info("Handling URL:", tmp, "cluster is ok", s)
fmt.Fprintln(w, s)
} else {
log.Info("Handling URL:", tmp, "cluster is not right yet", s)
fmt.Fprintln(w, s)
}
return
}
if tmp == "/start" {
start := r.URL.Query().Get("start")
// log.Warn("Handling URL:", tmp, "start droplet", start)
b, result := Start(start)
log.Warn("Start returned =", b, "result =", result)
fmt.Fprintln(w, "Start() returned", b)
fmt.Fprintln(w, "result:", result)
return
}
log.Warn("BAD URL =", tmp)
fmt.Fprintln(w, "BAD URL", tmp)
}
// write a file out to the http socket
func writeFile(w http.ResponseWriter, filename string) {
fullname := "resources/" + filename
pfile, err := resources.ReadFile(fullname)
if err != nil {
log.Println("ERROR:", err)
// w.Write(pfile)
return
}
var repohtml string
repohtml = string(pfile)
if filename == "goReference.svg" {
w.Header().Set("Content-Type", "image/svg+xml")
}
fmt.Fprintln(w, repohtml)
log.Println("writeFile() found internal file:", filename)
}
// starts and sits waiting for HTTP requests
func startHTTP() {
http.HandleFunc("/", okHandler)
p := fmt.Sprintf(":%d", argv.Port)
log.Println("Running on port", p)
err := http.ListenAndServe(p, nil)
if err != nil {
log.Println("Error starting server:", err)
}
}
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