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47 lines
933 B
47 lines
933 B
package ctlcmd
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import (
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"io"
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"os"
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"os/exec"
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"v2ray.com/core/common/buf"
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"v2ray.com/core/common/platform"
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)
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//go:generate errorgen
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func Run(args []string, input io.Reader) (buf.MultiBuffer, error) {
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v2ctl := platform.GetToolLocation("v2ctl")
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if _, err := os.Stat(v2ctl); err != nil {
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return nil, newError("v2ctl doesn't exist").Base(err)
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}
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errBuffer := buf.MultiBuffer{}
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outBuffer := buf.MultiBuffer{}
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cmd := exec.Command(v2ctl, args...)
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cmd.Stderr = &errBuffer
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cmd.Stdout = &outBuffer
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cmd.SysProcAttr = getSysProcAttr()
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if input != nil {
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cmd.Stdin = input
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}
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if err := cmd.Start(); err != nil {
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return nil, newError("failed to start v2ctl").Base(err)
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}
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if err := cmd.Wait(); err != nil {
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msg := "failed to execute v2ctl"
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if errBuffer.Len() > 0 {
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msg += ": " + errBuffer.String()
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}
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errBuffer.Release()
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outBuffer.Release()
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return nil, newError(msg).Base(err)
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}
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return outBuffer, nil
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}
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