Files
httprunner/hrp/internal/builtin/utils_unix.go
2022-06-15 16:35:09 +08:00

98 lines
2.2 KiB
Go

//go:build darwin || linux
// +build darwin linux
package builtin
import (
"fmt"
"os"
"os/exec"
"path/filepath"
"strings"
"github.com/pkg/errors"
"github.com/rs/zerolog/log"
)
func isPython3(python string) bool {
out, err := exec.Command(python, "--version").Output()
if err != nil {
return false
}
if strings.HasPrefix(string(out), "Python 3") {
return true
}
return false
}
func getPython3Executable(venvDir string) string {
return filepath.Join(venvDir, "bin", "python3")
}
func ensurePython3Venv(venv string, packages ...string) (python3 string, err error) {
python3 = getPython3Executable(venv)
log.Info().
Str("python3", python3).
Interface("packages", packages).
Msg("ensure python3 venv")
// check if python3 venv is available
if !isPython3(python3) {
// python3 venv not available, create one
// check if system python3 is available
if err := ExecCommand("python3", "--version"); err != nil {
return "", errors.Wrap(err, "python3 not found")
}
// check if .venv exists
if _, err := os.Stat(venv); err == nil {
// .venv exists, remove first
if err := ExecCommand("rm", "-rf", venv); err != nil {
return "", errors.Wrap(err, "remove existed venv failed")
}
}
// create python3 .venv
if err := ExecCommand("python3", "-m", "venv", venv); err != nil {
return "", errors.Wrap(err, "create python3 venv failed")
}
}
// install default python packages
for _, pkg := range packages {
err := InstallPythonPackage(python3, pkg)
if err != nil {
return "", errors.Wrap(err, fmt.Sprintf("pip install %s failed", pkg))
}
}
return python3, nil
}
func ExecCommand(cmdName string, args ...string) error {
cmd := exec.Command(cmdName, args...)
log.Info().Str("cmd", cmd.String()).Msg("exec command")
// add cmd dir path to $PATH
if cmdDir := filepath.Dir(cmdName); cmdDir != "" {
PATH := fmt.Sprintf("%s:%s", cmdDir, os.Getenv("PATH"))
if err := os.Setenv("PATH", PATH); err != nil {
log.Error().Err(err).Msg("set env $PATH failed")
return err
}
}
// print output with colors
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err := cmd.Run()
if err != nil {
log.Error().Err(err).Msg("exec command failed")
return err
}
return nil
}