40 lines
1.0 KiB
Go
40 lines
1.0 KiB
Go
// Copyright 2015 clair authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package utils simply defines utility functions and types.
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package utils
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import (
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"bytes"
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"os/exec"
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)
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// Exec runs the given binary with arguments
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func Exec(dir string, bin string, args ...string) ([]byte, error) {
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_, err := exec.LookPath(bin)
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if err != nil {
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return nil, err
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}
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cmd := exec.Command(bin, args...)
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cmd.Dir = dir
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var buf bytes.Buffer
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cmd.Stdout = &buf
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cmd.Stderr = &buf
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err = cmd.Run()
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return buf.Bytes(), err
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}
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