fix podman for mac (#45)

README.md

@@ -13,6 +13,10 @@ podman pull quay.io/konveyor/kantra:latest && podman run --name kantra-download
 
 ### MacOS
 
+**Note:** On MacOS, in order to correctly mount volumes, your podman machine must contain options:
+
+`podman machine init <name> -v $HOME:$HOME -v /private/tmp:/private/tmp -v /var/folders/:/var/folders/`
+
 ```sh
 podman pull quay.io/konveyor/kantra:latest && podman run --name kantra-download quay.io/konveyor/kantra:latest 1> /dev/null 2> /dev/null && podman cp kantra-download:/usr/local/bin/darwin-kantra kantra && podman rm kantra-download
 ```

cmd/container.go

@@ -9,6 +9,7 @@ import (
 	"os"
 	"os/exec"
 	"path/filepath"
+	"runtime"
 	"strings"
 	"time"
 )
@@ -149,7 +150,8 @@ func (c *container) Run(ctx context.Context, opts ...Option) error {
 			}
 		}()
 	}
-	args := []string{"run", "-it"}
+	args := []string{"run"}
+	os := runtime.GOOS
 	if c.name != "" {
 		args = append(args, "--name")
 		args = append(args, c.name)
@@ -164,8 +166,14 @@ func (c *container) Run(ctx context.Context, opts ...Option) error {
 	}
 	for sourcePath, destPath := range c.volumes {
 		args = append(args, "-v")
-		args = append(args, fmt.Sprintf("%s:%s:Z",
-			filepath.Clean(sourcePath), filepath.Clean(destPath)))
+		// TODO: check this on windows
+		if os == "linux" {
+			args = append(args, fmt.Sprintf("%s:%s:Z",
+				filepath.Clean(sourcePath), filepath.Clean(destPath)))
+		} else {
+			args = append(args, fmt.Sprintf("%s:%s",
+				filepath.Clean(sourcePath), filepath.Clean(destPath)))
+		}
 	}
 	for k, v := range c.env {
 		args = append(args, "--env")

cmd/settings.go

@@ -1,6 +1,9 @@
 package cmd
 
 import (
+	"os"
+	"os/exec"
+
 	"github.com/codingconcepts/env"
 )
 
@@ -22,7 +25,14 @@ type Config struct {
 }
 
 func (c *Config) Load() error {
-	err := env.Set(Settings)
+	podmanPath, err := exec.LookPath("podman")
+	if err != nil {
+		return err
+	}
+	if podmanPath != Settings.PodmanBinary {
+		os.Setenv("PODMAN_BIN", podmanPath)
+	}
+	err = env.Set(Settings)
 	if err != nil {
 		return err
 	}