56 lines
895 B
Go
56 lines
895 B
Go
package sys
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import (
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"fmt"
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"strconv"
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"strings"
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"pet-house.com/core/helper/dir"
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)
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func PidsByCmdline(cmdline string) []int {
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ret := []int{}
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var dirs []string
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dirs, err := dir.DirsUnder("/proc")
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if err != nil {
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return ret
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}
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count := len(dirs)
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for i := 0; i < count; i++ {
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pid, err := strconv.Atoi(dirs[i])
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if err != nil {
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continue
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}
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cmdlineFile := fmt.Sprintf("/proc/%d/cmdline", pid)
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if !dir.IsExist(cmdlineFile) {
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continue
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}
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cmdlineBytes, err := dir.ReadBytes(cmdlineFile)
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if err != nil {
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continue
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}
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cmdlineBytesLen := len(cmdlineBytes)
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if cmdlineBytesLen == 0 {
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continue
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}
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noNut := make([]byte, 0, cmdlineBytesLen)
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for j := 0; j < cmdlineBytesLen; j++ {
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if cmdlineBytes[j] != 0 {
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noNut = append(noNut, cmdlineBytes[j])
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}
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}
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if strings.Contains(string(noNut), cmdline) {
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ret = append(ret, pid)
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}
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}
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return ret
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}
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