tailscale/clientupdate/clientupdate_windows.go
Andrew Lytvynov 215480a022
cmd/tailscale/cli,clientupdate: extract new clientupdate package (#8827)
Extract the self-update logic from cmd/tailscale/cli into a standalone
package that could be used from tailscaled later.

Updates #6995

Signed-off-by: Andrew Lytvynov <awly@tailscale.com>
2023-08-10 17:01:22 -07:00

29 lines
693 B
Go

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
// Windows-specific stuff that can't go in clientupdate.go because it needs
// x/sys/windows.
package clientupdate
import (
"golang.org/x/sys/windows"
"tailscale.com/util/winutil/authenticode"
)
func init() {
markTempFileFunc = markTempFileWindows
verifyAuthenticode = verifyTailscale
}
func markTempFileWindows(name string) error {
name16 := windows.StringToUTF16Ptr(name)
return windows.MoveFileEx(name16, nil, windows.MOVEFILE_DELAY_UNTIL_REBOOT)
}
const certSubjectTailscale = "Tailscale Inc."
func verifyTailscale(path string) error {
return authenticode.Verify(path, certSubjectTailscale)
}