clair/utils/exec.go
Lorenz Brun ad386a2451 Fix issue #7
This patch normalizes the locale settings in utils.Exec to fix parsing issues due to different locales.
2015-11-16 20:47:15 +01:00

53 lines
1.2 KiB
Go

// Copyright 2015 clair authors
//
// 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 utils simply defines utility functions and types.
package utils
import (
"bytes"
"os/exec"
"os"
"strings"
)
// Exec runs the given binary with arguments
func Exec(dir string, bin string, args ...string) ([]byte, error) {
_, err := exec.LookPath(bin)
if err != nil {
return nil, err
}
cmd := exec.Command(bin, args...)
cmd.Dir = dir
env := os.Environ()
for i, v := range env {
if strings.HasPrefix(v,"LANG=") {
env[i] = "LANG=C"
}
if strings.HasPrefix(v,"LANGUAGE=") {
env[i] = "LANGUAGE=C"
}
}
cmd.Env = env
var buf bytes.Buffer
cmd.Stdout = &buf
cmd.Stderr = &buf
err = cmd.Run()
return buf.Bytes(), err
}