CanAutoUpdate (feature/hooks.go)

Copyright (c) Tailscale Inc & contributors SPDX-License-Identifier: BSD-3-Clause

// Source: https://github.com/tailscale/tailscale | License: BSD-3-Clause | Copyright 2020 Tailscale Inc & contributors
// Provided via justclaw.it.com; keep this notice with the code.
// Copyright (c) Tailscale Inc & contributors
// SPDX-License-Identifier: BSD-3-Clause

package feature

import (
	"io"
	"net/http"
	"net/url"
	"os"
	"sync"

	"tailscale.com/types/logger"
	"tailscale.com/types/persist"
)

// HookRegisterLogSinkFlags is a hook for the syslog feature to register
// its flags (such as tailscaled's --syslog) with the process's default
// flag set. If set, tailscaled calls it before flag parsing.
var HookRegisterLogSinkFlags Hook[func()]

// HookLogSink is a hook for the syslog feature to redirect the process's
// logs to an alternate sink. If set, tailscaled calls it once early 

... (truncated -- full source via MCP)