61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
//go:build windows
|
|
|
|
package exec
|
|
|
|
import (
|
|
"bytes"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"os/exec"
|
|
"syscall"
|
|
|
|
"github.com/kballard/go-shellquote"
|
|
|
|
"github.com/influxdata/telegraf/internal"
|
|
)
|
|
|
|
func (c *commandRunner) run(command string) (out, errout []byte, err error) {
|
|
splitCmd, err := shellquote.Split(command)
|
|
if err != nil || len(splitCmd) == 0 {
|
|
return nil, nil, fmt.Errorf("exec: unable to parse command: %w", err)
|
|
}
|
|
|
|
cmd := exec.Command(splitCmd[0], splitCmd[1:]...)
|
|
cmd.SysProcAttr = &syscall.SysProcAttr{
|
|
CreationFlags: syscall.CREATE_NEW_PROCESS_GROUP,
|
|
}
|
|
|
|
if len(c.environment) > 0 {
|
|
cmd.Env = append(os.Environ(), c.environment...)
|
|
}
|
|
|
|
var outbuf, stderr bytes.Buffer
|
|
cmd.Stdout = &outbuf
|
|
cmd.Stderr = &stderr
|
|
|
|
runErr := internal.RunTimeout(cmd, c.timeout)
|
|
|
|
outbuf = removeWindowsCarriageReturns(outbuf)
|
|
stderr = removeWindowsCarriageReturns(stderr)
|
|
if stderr.Len() > 0 && !c.debug {
|
|
truncate(&stderr)
|
|
}
|
|
|
|
return outbuf.Bytes(), stderr.Bytes(), runErr
|
|
}
|
|
|
|
func removeWindowsCarriageReturns(b bytes.Buffer) bytes.Buffer {
|
|
var buf bytes.Buffer
|
|
for {
|
|
byt, err := b.ReadBytes(0x0D)
|
|
byt = bytes.TrimRight(byt, "\x0d")
|
|
if len(byt) > 0 {
|
|
buf.Write(byt)
|
|
}
|
|
if errors.Is(err, io.EOF) {
|
|
return buf
|
|
}
|
|
}
|
|
}
|