mirror of https://github.com/tailscale/tailscale/
feature/sdnotify: move util/systemd to a modular feature
Updates #12614 Change-Id: I08e714c83b455df7f538cc99cafe940db936b480 Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>pull/17315/head
Brad Fitzpatrick
2 months ago
committed by
Brad Fitzpatrick
parent
7bcab4ab28
commit
976389c0f7
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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// Code generated by gen.go; DO NOT EDIT.
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//go:build ts_omit_sdnotify
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package buildfeatures
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// HasSDNotify is whether the binary was built with support for modular feature "systemd notification support".
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// Specifically, it's whether the binary was NOT built with the "ts_omit_sdnotify" build tag.
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// It's a const so it can be used for dead code elimination.
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const HasSDNotify = false
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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// Code generated by gen.go; DO NOT EDIT.
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//go:build !ts_omit_sdnotify
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package buildfeatures
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// HasSDNotify is whether the binary was built with support for modular feature "systemd notification support".
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// Specifically, it's whether the binary was NOT built with the "ts_omit_sdnotify" build tag.
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// It's a const so it can be used for dead code elimination.
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const HasSDNotify = true
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build linux && !ts_omit_sdnotify
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package condregister
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import _ "tailscale.com/feature/sdnotify"
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package feature
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import (
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"runtime"
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"tailscale.com/feature/buildfeatures"
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)
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// HookSystemdReady sends a readiness to systemd. This will unblock service
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// dependents from starting.
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var HookSystemdReady Hook[func()]
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// HookSystemdStatus holds a func that will send a single line status update to
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// systemd so that information shows up in systemctl output.
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var HookSystemdStatus Hook[func(format string, args ...any)]
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// SystemdStatus sends a single line status update to systemd so that
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// information shows up in systemctl output.
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//
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// It does nothing on non-Linux systems or if the binary was built without
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// the sdnotify feature.
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func SystemdStatus(format string, args ...any) {
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if runtime.GOOS != "linux" || !buildfeatures.HasSDNotify {
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return
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}
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if f, ok := HookSystemdStatus.GetOk(); ok {
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f(format, args...)
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}
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}
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build !linux || android
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package systemd
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func Ready() {}
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func Status(string, ...any) {}
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