blob: c84c65ebe92ebe237eec43d662cdab043f7de5f4 [file] [log] [blame]
// Copyright 2020 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package wifi
import (
func init() {
Func: WPAValidity,
Desc: "Verifies wpa_supplicant is up and running",
Contacts: []string{
"", // WiFi oncall rotation; or http://b/new?component=893827
Attr: []string{"group:mainline", "group:wificell", "wificell_func"},
SoftwareDeps: []string{"wifi", "shill-wifi"},
func WPAValidity(ctx context.Context, s *testing.State) {
manager, err := shill.NewManager(ctx)
if err != nil {
s.Fatal("Failed creating shill manager proxy: ", err)
iface, err := shill.WifiInterface(ctx, manager, 5*time.Second)
if err != nil {
s.Fatal("Could not get a WiFi interface: ", err)
s.Log("WiFi interface: ", iface)
// Even if we got a WiFi device, iface, from shill, that does not imply
// that wpa_supplicant of the WiFi device is up and running. Poll for a
// successful wpa_cli ping for 5 seconds to avoid false negative.
wRunner := wpacli.NewRunner(&cmd.LocalCmdRunner{NoLogOnError: true})
var cmdOut []byte
dumpCmdOut := func(cmdOut []byte) string {
filename := "wpa_cli.stdout"
outPath := path.Join(s.OutDir(), filename)
err := ioutil.WriteFile(outPath, cmdOut, 0644)
if err != nil {
return fmt.Sprintf("failed to write output to %s: %s", filename, err)
return filename
if err := testing.Poll(ctx, func(ctx context.Context) error {
var err2 error
cmdOut, err2 = wRunner.Ping(ctx, iface)
return err2
}, &testing.PollOptions{Timeout: 5 * time.Second}); err != nil {
s.Fatalf("Failed to ping wpa_supplicant (stdout dump: %s): %s", dumpCmdOut(cmdOut), err)