LogDog Butler: Catch SIGTERM on Linux.

client/cmd/logdog_butler/streamserver_posix.go

-// Copyright 2015 The LUCI Authors. All rights reserved.
-// Use of this source code is governed under the Apache License, Version 2.0
-// that can be found in the LICENSE file.
-
-// +build darwin dragonfly freebsd linux netbsd openbsd
-
-package main
-
-import (
-        "errors"
-        "fmt"
-
-        "github.com/luci/luci-go/client/internal/logdog/butler/streamserver"
-        "golang.org/x/net/context"
-)
-
-const (
-        // An example stream server URI.
-        exampleStreamServerURI = streamServerURI("unix:/var/run/butler.sock")
-)
-
-type streamServerURI string
-
-func (u streamServerURI) Parse() (string, error) {
-        typ, value := parseStreamServer(string(u))
-        if typ != "unix" {
-                return "", fmt.Errorf("unsupported URI scheme: [%s]", typ)
-        }
-        if value == "" {
-                return "", errors.New("empty stream server path")
-        }
-        return value, nil
-}
-
-// Validates that the URI is correct for Windows.
-func (u streamServerURI) Validate() (err error) {
-        _, err = u.Parse()
-        return
-}
-
-// Create a POSIX (UNIX named pipe) stream server
-func createStreamServer(ctx context.Context, uri streamServerURI) streamserver.StreamServer {
-        path, err := uri.Parse()
-        if err != nil {
-                panic("Failed to parse stream server URI.")
-        }
-        return streamserver.NewNamedPipeServer(ctx, path)
-}