82 lines
1.8 KiB
Go
82 lines
1.8 KiB
Go
package utils
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import (
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"context"
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"errors"
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"github.com/sirupsen/logrus"
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"os/exec"
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"strings"
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"time"
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)
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var hdc string
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func init() {
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if hdc, _ = exec.LookPath("hdc"); hdc == "" {
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hdc, _ = exec.LookPath("hdc_std")
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}
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if hdc == "" {
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logrus.Panicf("can not find 'hdc', please install")
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}
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}
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func WaitHDC(device string, ctx context.Context) bool {
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ctx, cancelFn := context.WithTimeout(ctx, 20*time.Second)
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defer cancelFn()
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for {
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select {
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case <-ctx.Done():
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return false
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default:
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}
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ExecContext(ctx, hdc, "kill")
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time.Sleep(time.Second)
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ExecContext(ctx, hdc, "start")
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time.Sleep(time.Second)
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out, err := ExecCombinedOutputContext(ctx, hdc, "list", "targets")
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if err != nil {
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if errors.Is(err, context.Canceled) {
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return false
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}
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logrus.Errorf("failed to list hdc targets: %s, %s", string(out), err)
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continue
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}
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lines := strings.Fields(string(out))
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for _, dev := range lines {
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if dev == "[Empty]" {
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logrus.Warn("can not find any hdc targets")
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break
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}
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if device == "" || dev == device {
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return true
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}
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}
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logrus.Infof("%s not found", device)
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}
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}
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func TryRebootToLoader(device string, ctx context.Context) error {
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logrus.Infof("try to reboot %s to loader...", device)
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defer time.Sleep(5 * time.Second)
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if connected := WaitHDC(device, ctx); connected {
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if device == "" {
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return ExecContext(ctx, hdc, "shell", "reboot", "loader")
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} else {
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return ExecContext(ctx, hdc, "-t", device, "shell", "reboot", "loader")
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}
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}
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if err := ctx.Err(); err != nil {
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return err
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}
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logrus.Warn("can not find target hdc device, assume it has been in loader mode")
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return nil
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}
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func HdcShell(cmd, device string, ctx context.Context) error {
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if device == "" {
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return ExecContext(ctx, hdc, "shell", cmd)
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} else {
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return ExecContext(ctx, hdc, "-t", device, "shell", cmd)
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}
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}
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