Add status and redirect endpoints

1 files changed, 90 insertions, 0 deletions

diff --git a/nonsense-time.go b/nonsense-time.go
new file mode 100644
index 0000000..ed5faf8
--- /dev/null
+++ b/nonsense-time.go
@@ -0,0 +1,90 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"log"
+	"net/http"
+	"time"
+)
+
+const VTT_URL string = "http://73.188.175.49:30000"
+
+// If a url is publically reachable during a context
+func isOnline(ctx context.Context, url string) bool {
+	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
+	if err != nil {
+		panic(err)
+	}
+
+	_, err = http.DefaultClient.Do(req)
+	if err != nil {
+		log.Println("Error occured while checking status of", url)
+		return false
+	}
+
+	return true
+}
+
+func remoteStatus(w http.ResponseWriter, url string, status bool) {
+	resp_body := struct {
+		Online bool   `json:"online"`
+		Site   string `json:"url"`
+	}{status, url}
+
+	jsonData, err := json.Marshal(resp_body)
+	if err != nil {
+		http.Error(w, "Error constructing response", http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.Write(jsonData)
+}
+
+func logStatus(name string, status bool) {
+	statusText := "offline"
+	if status {
+		statusText = "online"
+	}
+
+	log.Println(name, "is", statusText)
+}
+
+// Check if the vtt is online
+func vttStatus(w http.ResponseWriter, req *http.Request) {
+	ctx, cancel := context.WithTimeout(req.Context(), 3*time.Second)
+	defer cancel()
+
+	status := isOnline(ctx, VTT_URL)
+	logStatus("Foundry VTT", status)
+	remoteStatus(w, VTT_URL, status)
+
+}
+
+// Redirect to vtt
+func vttRedirect(w http.ResponseWriter, req *http.Request) {
+	http.Redirect(w, req, VTT_URL, http.StatusMovedPermanently)
+}
+
+// Check if the campaign website is online
+func siteStatus(w http.ResponseWriter, req *http.Request) {
+	ctx, cancel := context.WithTimeout(req.Context(), 3*time.Second)
+	defer cancel()
+
+	const URL string = "https://dnd.jpappel.xyz"
+	status := isOnline(ctx, URL)
+	logStatus("Campaign Website", status)
+	remoteStatus(w, URL, status)
+}
+
+func main() {
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("GET /vtt/status", vttStatus)
+    mux.HandleFunc("GET /vtt", vttRedirect)
+	mux.HandleFunc("GET /site/status", siteStatus)
+
+	log.Println("Listening on Port 8080")
+	http.ListenAndServe(":8080", mux)
+}