func GenerateFullUpdate(version string, prod bool) error {
var variant string
if prod {
variant = "production"
} else {
variant = "developer"
}
var (
dir = sdk.BuildImageDir(version)
update_prefix = filepath.Join(dir, "coreos_"+variant+"_update")
update_bin = update_prefix + ".bin"
update_gz = update_prefix + ".gz"
update_xml = update_prefix + ".xml"
)
if err := checkUpdate(dir, update_xml); err == nil {
plog.Infof("Using update manifest: %s", update_xml)
return nil
}
plog.Noticef("Generating update payload: %s", update_gz)
if err := run("delta_generator",
"-new_image", update_bin,
"-out_file", update_gz,
"-private_key", privateKey); err != nil {
return err
}
plog.Infof("Writing update manifest: %s", update_xml)
update := omaha.Update{Id: sdk.GetDefaultAppId()}
pkg, err := update.AddPackageFromPath(update_gz)
// update engine needs the payload hash here in the action element
postinstall := update.AddAction("postinstall")
postinstall.Sha256 = pkg.Sha256
update.Version, err = sdk.GetVersionFromDir(dir)
if err != nil {
return err
}
return xmlMarshalFile(update_xml, &update)
}
func runUpdatePayload(cmd *cobra.Command, args []string) {
if len(args) != 0 {
plog.Fatal("No args accepted")
}
plog.Info("Generating update payload")
// check for update file, generate if it doesn't exist
version := "latest"
dir := sdk.BuildImageDir(version)
payload := "coreos_production_update.gz"
_, err := os.Stat(filepath.Join(dir, payload))
if err != nil {
err = sdkomaha.GenerateFullUpdate("latest", true)
if err != nil {
plog.Fatalf("Building full update failed: %v", err)
}
}
plog.Info("Bringing up test harness cluster")
cluster, err := platform.NewQemuCluster(kola.QEMUOptions)
qc := cluster.(*platform.QEMUCluster)
if err != nil {
plog.Fatalf("Cluster failed: %v", err)
}
defer cluster.Destroy()
svc := &updateServer{
updatePath: dir,
payload: payload,
}
qc.OmahaServer.Updater = svc
// tell omaha server to handle file requests for the images dir
qc.OmahaServer.Mux.Handle(dir+"/", http.StripPrefix(dir+"/", http.FileServer(http.Dir(dir))))
_, port, err := net.SplitHostPort(qc.OmahaServer.Addr().String())
if err != nil {
plog.Errorf("SplitHostPort failed: %v", err)
return
}
tmplVals := map[string]string{
"Server": fmt.Sprintf("10.0.0.1:%s", port),
}
tmpl := template.Must(template.New("userdata").Parse(userdata))
buf := new(bytes.Buffer)
err = tmpl.Execute(buf, tmplVals)
if err != nil {
plog.Errorf("Template execution failed: %v", err)
return
}
plog.Infof("Spawning test machine")
m, err := cluster.NewMachine(buf.String())
if err != nil {
plog.Errorf("Machine failed: %v", err)
return
}
plog.Info("Checking for boot from USR-A partition")
/* check that we are on USR-A. */
if err := checkUsrPartition(m, []string{"PARTUUID=" + sdk.USRAUUID.String(), "PARTLABEL=USR-A"}); err != nil {
plog.Errorf("Did not find USR-A partition: %v", err)
return
}
plog.Infof("Triggering update_engine")
/* trigger update, monitor the progress. */
out, err := m.SSH("update_engine_client -check_for_update")
if err != nil {
plog.Errorf("Executing update_engine_client failed: %v: %v", out, err)
return
}
checker := func() error {
envs, err := m.SSH("update_engine_client -status 2>/dev/null")
if err != nil {
return err
}
em := splitNewlineEnv(string(envs))
if em["CURRENT_OP"] != "UPDATE_STATUS_UPDATED_NEED_REBOOT" {
return fmt.Errorf("have not arrived in reboot state: currently at %s", em["CURRENT_OP"])
}
return nil
}
if err := util.Retry(12, 10*time.Second, checker); err != nil {
plog.Errorf("Applying update payload failed: %v", err)
return
}
plog.Info("Rebooting test machine")
/* reboot it */
if err := platform.Reboot(m); err != nil {
plog.Errorf("Rebooting machine failed: %v", err)
return
}
plog.Info("Checking for boot from USR-B partition")
/* check that we are on USR-B now. */
if err := checkUsrPartition(m, []string{"PARTUUID=" + sdk.USRBUUID.String(), "PARTLABEL=USR-B"}); err != nil {
plog.Errorf("Did not find USR-B partition: %v", err)
return
}
plog.Info("Update complete!")
}