package internal import ( "bytes" "fmt" "io" "os" "os/exec" "github.com/cupcakearmy/autorestic/internal/colors" ) var RESTIC_BIN string func CheckIfCommandIsCallable(cmd string) bool { _, err := exec.LookPath(cmd) return err == nil } func CheckIfResticIsCallable() bool { return CheckIfCommandIsCallable(RESTIC_BIN) } type ExecuteOptions struct { Command string Envs map[string]string Dir string } func ExecuteCommand(options ExecuteOptions, args ...string) (string, error) { cmd := exec.Command(options.Command, args...) env := os.Environ() for k, v := range options.Envs { env = append(env, fmt.Sprintf("%s=%s", k, v)) } cmd.Env = env cmd.Dir = options.Dir if VERBOSE { colors.Faint.Printf("> Executing: %s\n", cmd) } var out bytes.Buffer var error bytes.Buffer cmd.Stdout = &out cmd.Stderr = &error err := cmd.Run() if err != nil { return error.String(), err } return out.String(), nil } func ExecuteResticCommand(options ExecuteOptions, args ...string) (string, error) { options.Command = RESTIC_BIN var c = GetConfig() var optionsAsString = getOptions(c.Global, "") args = append(optionsAsString, args...) return ExecuteCommand(options, args...) } func CopyFile(from, to string) error { original, err := os.Open(from) if err != nil { return nil } defer original.Close() new, err := os.Create(to) if err != nil { return nil } defer new.Close() if _, err := io.Copy(new, original); err != nil { return err } return nil } func CheckIfVolumeExists(volume string) bool { _, err := ExecuteCommand(ExecuteOptions{Command: "docker"}, "volume", "inspect", volume) return err == nil }