linux/utils.go

75 lines
1.3 KiB
Go

package linux
import (
"egtyl.xyz/omnibill/linux/cmd"
"errors"
"fmt"
"golang.org/x/sys/unix"
"io/fs"
"os"
"os/exec"
)
func (c *LinuxCommand) isCommandExecutable(command string) (bool, error) {
whichOut, err := cmd.Which(command, cmd.BasicOptions{
Env: c.Options.Env,
Sources: c.Options.Sources,
Cwd: c.Options.Cwd,
})
if err != nil {
if errors.Is(err, cmd.ErrNotFound) {
if _, err := os.Stat(command); errors.Is(err, fs.ErrNotExist) {
return false, err
}
} else {
return false, err
}
}
if len(whichOut) == 0 {
return false, nil
}
if err := unix.Access(whichOut, unix.X_OK); err != nil {
if err == unix.EACCES {
return false, nil
} else {
fmt.Println(err)
return false, err
}
}
return true, nil
}
func (c *LinuxCommand) doesCommandExist(command string) (bool, error) {
shellCmd := exec.Command(c.Options.Shell, "-c", fmt.Sprintf("command -v %s", command))
if err := shellCmd.Start(); err != nil {
var exitErr *exec.ExitError
if errors.As(err, &exitErr) {
if exitErr.ExitCode() == 1 {
return false, nil
} else {
return false, ErrRunningCmd
}
}
}
if err := shellCmd.Wait(); err != nil {
var exitErr *exec.ExitError
if errors.As(err, &exitErr) {
if exitErr.ExitCode() == 1 {
return false, nil
} else {
return false, ErrRunningCmd
}
}
}
return true, nil
}