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Parse IP address to net.IP

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This commit is contained in:
Martin Polden 2012-11-19 23:54:20 +01:00
parent f1a8819fa7
commit 459032d089
2 changed files with 5 additions and 4 deletions
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7
ifconfig.go
View File

@ -11,7 +11,7 @@ import (
) )
type Client struct { type Client struct {
Host string IP net.IP
} }
func isCli(userAgent string) bool { func isCli(userAgent string) bool {
@ -34,6 +34,7 @@ func handler(w http.ResponseWriter, req *http.Request) {
} else { } else {
host, _, err = net.SplitHostPort(req.RemoteAddr) host, _, err = net.SplitHostPort(req.RemoteAddr)
} }
ip := net.ParseIP(host)
if err != nil { if err != nil {
log.Printf("Failed to parse remote address: %s\n", req.RemoteAddr) log.Printf("Failed to parse remote address: %s\n", req.RemoteAddr)
http.Error(w, "Failed to parse remote address", 500) http.Error(w, "Failed to parse remote address", 500)
@ -41,10 +42,10 @@ func handler(w http.ResponseWriter, req *http.Request) {
} }
if isCli(req.UserAgent()) { if isCli(req.UserAgent()) {
io.WriteString(w, fmt.Sprintf("%s\n", host)) io.WriteString(w, fmt.Sprintf("%s\n", ip))
} else { } else {
t, _ := template.ParseFiles("index.html") t, _ := template.ParseFiles("index.html")
client := &Client{Host: host} client := &Client{IP: ip}
t.Execute(w, client) t.Execute(w, client)
} }
} }

2
index.html
View File

@ -8,6 +8,6 @@
</head> </head>
<body> <body>
<h1>What is my IP address?</h1> <h1>What is my IP address?</h1>
<p>Your IP address is <strong>{{ .Host }}</strong></p> <p>Your IP address is <strong>{{ .IP }}</strong></p>
</body> </body>
</html> </html>