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exec.go
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exec.go
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package main
import (
"bytes"
"net/http"
"os/exec"
"syscall"
"time"
"github.com/labstack/echo/v4"
)
func execCmd(c echo.Context, program string, arg ...string) error {
var execStdOut, execStdErr bytes.Buffer
cmd := exec.Command(program, arg...)
cmd.Stdout = &execStdOut
cmd.Stderr = &execStdErr
start := time.Now()
err := cmd.Run()
elapsed := time.Since(start)
if err != nil {
return c.JSON(http.StatusBadRequest, runCRes{
Message: "Failed to run",
Error: err.Error(),
Stdout: execStdOut.String(),
Stderr: execStdErr.String(),
ExecDuration: elapsed.Microseconds(),
MemUsage: cmd.ProcessState.SysUsage().(*syscall.Rusage).Maxrss,
})
}
return c.JSON(http.StatusOK, runCRes{
Message: "Success",
Stdout: execStdOut.String(),
Stderr: execStdErr.String(),
ExecDuration: elapsed.Microseconds(),
MemUsage: cmd.ProcessState.SysUsage().(*syscall.Rusage).Maxrss,
})
}