hello-matrix.go

hello-matrix.go

// Copyright 2077 securityDAO
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// [START cloudrun_matrix_pilled_service]
// [START run_matrix_pilled_service]

// Verify Element homeserver domain using Google's knative fork
package main

import (
	"fmt"
	"log"
	"net/http"
	"os"
)

func main() {
	log.Print("Bobby!")
	http.HandleFunc("/", handler)
	http.HandleFunc("/.well-known/matrix/server", elementServer)
	http.HandleFunc("/.well-known/matrix/client", elementClient)

	// Determine port for HTTP service.
	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
		log.Printf("defaulting to port %s", port)
	}

	// Start HTTP server.
	log.Printf("listening on port %s", port)
	if err := http.ListenAndServe(":"+port, nil); err != nil {
		log.Fatal(err)
	}
}

func handler(w http.ResponseWriter, r *http.Request) {
	name := os.Getenv("NAME")
	if name == "" {
		name = "mooncop"
	}
	fmt.Fprintf(w, "gm, %s!\n", name)
}

func elementClient(w http.ResponseWriter, r *http.Request) {
	// return JSON proof
	fmt.Fprintf(w, `{"m.server": "secdao.ems.host:443"}`)
}

func elementServer(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Access-Control-Allow-Origin", "*")
	fmt.Fprintf(w, `{"m.homeserver": {"base_url": "https://secdao.ems.host"}, "m.identity_server": {"base_url": "https://vector.im"}}`)
}

// [END run_matrix_pilled_service]
// [END cloudrun_matrix_pilled_service]