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package main
import (
"encoding/json"
"html/template"
"log"
"net/http"
"os/exec"
)
// Templates
var tpl = template.Must(template.ParseFiles("index.html"))
// Handlers
func indexHandler(w http.ResponseWriter, r *http.Request) {
tpl.Execute(w, nil)
}
// Run `networkctl status --json=short`
func statusHandler(w http.ResponseWriter, r *http.Request) {
cmd := exec.Command("networkctl", "status", "--json=short")
out, err := cmd.Output()
if err != nil {
http.Error(w, err.Error(), 500)
return
}
w.Header().Set("Content-Type", "application/json")
w.Write(out)
}
// Run `journalctl -u systemd-networkd.service --no-pager -n 200`
func logsHandler(w http.ResponseWriter, r *http.Request) {
cmd := exec.Command("journalctl", "-u", "systemd-networkd.service", "--no-pager", "-n", "200")
out, err := cmd.Output()
if err != nil {
http.Error(w, err.Error(), 500)
return
}
w.Header().Set("Content-Type", "text/plain")
w.Write(out)
}
// Reload systemd-networkd
func reloadHandler(w http.ResponseWriter, r *http.Request) {
cmd := exec.Command("systemctl", "restart", "systemd-networkd")
if err := cmd.Run(); err != nil {
http.Error(w, err.Error(), 500)
return
}
json.NewEncoder(w).Encode(map[string]string{"status": "restarted"})
}
// Reboot the system
func rebootHandler(w http.ResponseWriter, r *http.Request) {
cmd := exec.Command("systemctl", "reboot")
if err := cmd.Start(); err != nil {
http.Error(w, err.Error(), 500)
return
}
json.NewEncoder(w).Encode(map[string]string{"status": "rebooting"})
}
func main() {
http.HandleFunc("/", indexHandler)
http.HandleFunc("/api/status", statusHandler)
http.HandleFunc("/api/logs", logsHandler)
http.HandleFunc("/api/reload", reloadHandler)
http.HandleFunc("/api/reboot", rebootHandler)
log.Println("Listening on :8080")
log.Fatal(http.ListenAndServe(":8080", nil))
}
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