main.go

package main

import (
	_ "embed"
	"os"

	"github.com/docker/go-plugins-helpers/volume"
	"github.com/op/go-logging"
)

func initLogger() *logging.Logger {
	// Define the log format
	logFormat := logging.MustStringFormatter(
		"%{color:reset}%{color}%{time:2006-01-02 15:04:05.000} ▶ %{level:.4s} %{message} [in %{shortfunc}]",
	)

	// Create a log backend that writes to standard error
	backend := logging.NewLogBackend(os.Stderr, "", 0)

	// Apply the log format to the backend
	backendFormatter := logging.NewBackendFormatter(backend, logFormat)

	// Set the backend as the logging backend
	logging.SetBackend(backendFormatter)

	// Enable Debug level logs
	logging.SetLevel(logging.DEBUG, "")

	// Create and return the logger
	return logging.MustGetLogger("docker-on-top")
}

var log *logging.Logger = initLogger()

//go:embed docker-on-top_version.txt
var Version []byte

func main() {
	log.Infof("Starting docker-on-top v%s", string(Version))

	dotRootDir := "/var/lib/docker-on-top/"
	socketPath := "/run/docker/plugins/docker-on-top.sock"

	handler := volume.NewHandler(MustNewDockerOnTop(dotRootDir))
	log.Infof("Serving at %s", socketPath)
	log.Critical(handler.ServeUnix(socketPath, 0))

	// TODO: in case of abrupt termination, delete the socket file
}