Minimum viable

API.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"io/ioutil"
+	"net"
+	"net/http"
+)
+
+func getLocalIP() string {
+	resp, _ := http.Get("https://api.ipify.org")
+	body, _ := ioutil.ReadAll(resp.Body)
+	return string(body[:])
+}
+
+func checkIPSyntax(ipaddress string) bool {
+	addr := net.ParseIP(ipaddress)
+	if addr == nil {
+		return false
+	}
+	return true
+}
+
+func resolveDNSHostname(hostname string) string {
+	address, _ := net.LookupHost(hostname)
+	return address[0]
+}