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37 lines
657 B
Go
37 lines
657 B
Go
package cmd
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import (
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"fmt"
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"os/exec"
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"strings"
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)
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func ExecCmd(cmdStr string) (string, error) {
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args := splitArgs(cmdStr)
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var cmd *exec.Cmd
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if len(args) == 1 {
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cmd = exec.Command(args[0])
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} else {
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cmd = exec.Command(args[0], args[1:]...)
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}
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prepareBackgroundCommand(cmd)
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out, err := cmd.CombinedOutput()
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if err != nil {
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return "", fmt.Errorf("%v, %s", err, string(out))
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}
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return string(out), nil
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}
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func splitArgs(cmd string) []string {
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args := strings.Split(cmd, " ")
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// use in pipeline
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if len(args) > 2 && strings.ContainsAny(cmd, "|") {
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suffix := strings.Join(args[2:], " ")
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args = append(args[:2], suffix)
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}
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return args
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}
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