91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
package main
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import (
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"log"
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"strconv"
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"strings"
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"time"
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"net/http"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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)
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func httpAccessLog(req *http.Request) {
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log.Printf("[TRACE] %s - %s - %s\n", req.Method, req.RemoteAddr, req.RequestURI)
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}
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func crossSiteOrigin(w http.ResponseWriter) {
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w.Header().Add("Access-Control-Allow-Origin", "*")
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w.Header().Add("Access-Control-Allow-Methods", "POST, GET, OPTIONS")
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}
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func httpServer(host string, port int) {
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path := http.NewServeMux()
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connection := &http.Server{
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Addr: host + ":" + strconv.FormatInt(int64(port), 10),
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Handler: path,
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ReadTimeout: time.Duration(config.WebSrvReadTimeout) * time.Second,
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WriteTimeout: time.Duration(config.WebSrvWriteTimeout) * time.Second,
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IdleTimeout: time.Duration(config.WebSrvIdleTimeout) * time.Second,
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}
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// metrics
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path.HandleFunc("/metrics", func(w http.ResponseWriter, r *http.Request) {
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httpAccessLog(r)
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crossSiteOrigin(w)
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promhttp.Handler().ServeHTTP(w, r)
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})
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// api
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path.HandleFunc("/api/v1/tplink", webTPLink)
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// healthcheck
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path.HandleFunc("/healthcheck", webHealthCheck)
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// root
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path.HandleFunc("/", webRoot)
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if err := connection.ListenAndServe(); err != nil {
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log.Fatalf("[ERROR] %s\n", err)
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}
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}
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func webRoot(w http.ResponseWriter, r *http.Request) {
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httpAccessLog(r)
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crossSiteOrigin(w)
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if strings.ToLower(r.Method) == "get" {
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tmpltWebRoot(w)
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} else {
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log.Printf("[DEBUG] Request to '/' was made using the wrong method: expected %s, got %s\n", "GET", strings.ToUpper(r.Method))
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tmpltError(w, http.StatusBadRequest, "Invalid http method.")
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}
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}
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func webHealthCheck(w http.ResponseWriter, r *http.Request) {
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httpAccessLog(r)
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crossSiteOrigin(w)
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if strings.ToLower(r.Method) == "get" {
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tmpltHealthCheck(w)
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} else {
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log.Printf("[DEBUG] Request to '/healthcheck' was made using the wrong method: expected %s, got %s\n", "GET", strings.ToUpper(r.Method))
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tmpltError(w, http.StatusBadRequest, "Invalid http method.")
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}
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}
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func webTPLink(w http.ResponseWriter, r *http.Request) {
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httpAccessLog(r)
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crossSiteOrigin(w)
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if strings.ToLower(r.Method) == "get" {
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tmpltTPlinkGet(w, r)
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} else if strings.ToLower(r.Method) == "post" {
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tmpltTPlinkPost(w, r)
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} else if strings.ToLower(r.Method) == "options" {
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return
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} else {
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log.Printf("[DEBUG] Request to '%s' was made using the wrong method: expected %s, got %s", "GET|POST|OPTIONS", r.URL.Path, strings.ToUpper(r.Method))
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tmpltError(w, http.StatusBadRequest, "Invalid http method.")
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}
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}
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