In debug mode, hide password from selenium url (tebeka#59)

common.go

@@ -2,6 +2,7 @@ package selenium
 
 import (
 	"log"
+	"net/url"
 )
 
 var debugFlag = false
@@ -17,3 +18,18 @@ func debugLog(format string, args ...interface{}) {
 	}
 	log.Printf(format+"\n", args...)
 }
+
+// filteredURL replaces existing password from the given URL.
+func filteredURL(u string) string {
+	// Hide password if set in URL
+	m, err := url.Parse(u)
+	if err != nil {
+		return ""
+	}
+	if m.User != nil {
+		if _, ok := m.User.Password(); ok {
+			m.User = url.UserPassword(m.User.Username(), "__password__")
+		}
+	}
+	return m.String()
+}

remote.go

@@ -126,7 +126,7 @@ func (e *Error) Error() string {
 }
 
 func (wd *remoteWD) execute(method, url string, data []byte) ([]byte, error) {
-	debugLog("-> %s %s\n%s", method, url, data)
+	debugLog("-> %s %s\n%s", method, filteredURL(url), data)
 	request, err := newRequest(method, url, data)
 	if err != nil {
 		return nil, err