Support options for tmpfs

Signed-off-by: Josh Curl <josh@curl.me>

Author: joshwget

docker/service/convert.go

@@ -239,7 +239,12 @@ func Convert(c *config.ServiceConfig, ctx project.Context, clientFactory compose
 
 	tmpfs := map[string]string{}
 	for _, path := range c.Tmpfs {
-		tmpfs[path] = ""
+		split := strings.SplitN(path, ":", 2)
+		if len(split) == 1 {
+			tmpfs[split[0]] = ""
+		} else if len(split) == 2 {
+			tmpfs[split[0]] = split[1]
+		}
 	}
 
 	hostConfig := &container.HostConfig{

docker/service/convert_test.go

@@ -142,4 +142,14 @@ func TestTmpfs(t *testing.T) {
 	assert.True(t, reflect.DeepEqual(map[string]string{
 		"/run": "",
 	}, hostCfg.Tmpfs))
+
+	sc = &config.ServiceConfig{
+		Tmpfs: yaml.Stringorslice{"/run:rw,noexec,nosuid,size=65536k"},
+	}
+	_, hostCfg, err = Convert(sc, ctx.Context, nil)
+	assert.Nil(t, err)
+
+	assert.True(t, reflect.DeepEqual(map[string]string{
+		"/run": "rw,noexec,nosuid,size=65536k",
+	}, hostCfg.Tmpfs))
 }