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37 lines
1017 B
Go
37 lines
1017 B
Go
// Copyright 2018 psgo 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 proc
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import (
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"bytes"
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"fmt"
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"os"
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)
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// ParseCmdLine parses a /proc/$pid/cmdline file and returns a string slice.
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func ParseCmdLine(pid string) ([]string, error) {
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data, err := os.ReadFile(fmt.Sprintf("/proc/%s/cmdline", pid))
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if err != nil {
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return nil, err
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}
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cmdLine := []string{}
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for rawCmd := range bytes.SplitSeq(data, []byte{0}) {
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cmdLine = append(cmdLine, string(rawCmd))
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}
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return cmdLine, nil
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}
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