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socket.go
53 lines (45 loc) · 1.29 KB
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socket.go
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// Copyright 2023 Igor Zibarev
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package uds contains Unix Domain Socket utilities.
package uds
import (
"fmt"
"net"
"os"
"path/filepath"
)
func IsAvailable() error {
fpath, err := NewSocket()
if err != nil {
return fmt.Errorf("create socket: %v", err)
}
defer func() { _ = CleanupSocket(fpath) }()
lis, err := net.Listen("unix", fpath)
if err != nil {
return fmt.Errorf("listen on socket: %v", err)
}
defer lis.Close()
return nil
}
func NewSocket() (string, error) {
dir, err := os.MkdirTemp("", "")
if err != nil {
return "", fmt.Errorf("create temporary directory: %v", err)
}
fpath := filepath.Join(dir, "auditum.sock")
return fpath, nil
}
func CleanupSocket(fpath string) error {
return os.RemoveAll(filepath.Dir(fpath))
}