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utils_unix.go
36 lines (31 loc) · 902 Bytes
/
utils_unix.go
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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
//go:build !windows
// +build !windows
package idtools // import "github.com/ory/dockertest/v3/docker/pkg/idtools"
import (
"fmt"
"os/exec"
"path/filepath"
"strings"
)
func resolveBinary(binname string) (string, error) {
binaryPath, err := exec.LookPath(binname)
if err != nil {
return "", err
}
resolvedPath, err := filepath.EvalSymlinks(binaryPath)
if err != nil {
return "", err
}
//only return no error if the final resolved binary basename
//matches what was searched for
if filepath.Base(resolvedPath) == binname {
return resolvedPath, nil
}
return "", fmt.Errorf("Binary %q does not resolve to a binary of that name in $PATH (%q)", binname, resolvedPath)
}
func execCmd(cmd, args string) ([]byte, error) {
execCmd := exec.Command(cmd, strings.Split(args, " ")...)
return execCmd.CombinedOutput()
}