mfm-demo/src/filesystems/filesystem.cr

# SPDX-License-Identifier: GPL-3.0-or-later
#
# SPDX-FileCopyrightText: 2023 Glenn Y. Rolland <glenux@glenux.net>
# Copyright © 2023 Glenn Y. Rolland <glenux@glenux.net>

require "yaml"

module GX
  abstract class Filesystem
    include YAML::Serializable

    use_yaml_discriminator "type", {
      gocryptfs: GoCryptFS, 
      sshfs: SshFS,
      httpdirfs: HttpDirFS
    }

    property type : String
  end

  module GenericFilesystem
    def unmount
      system("fusermount -u #{mount_dir.shellescape}")
      fusermount_status = $?

      if fusermount_status.success? == 0
        puts "Filesystem #{name} is now closed.".colorize(:green)
      else
        puts "Error: Unable to unmount filesystem #{name} (exit code: #{fusermount_status.exit_code}).".colorize(:red)
      end
    end

    def mount(&block)
      Dir.mkdir_p(mount_dir) unless Dir.exists?(mount_dir)
      if mounted?
        puts "Already mounted. Skipping.".colorize(:yellow)
        return
      end

      yield

      puts "Filesystem #{name} is now available on #{mount_dir}".colorize(:green)
    end
  end
end

require "./gocryptfs"
require "./sshfs"