docker: move to component

build-docker

@@ -1,29 +1,27 @@
 #!/usr/bin/env python3
 
 import os
-
-import common
 import subprocess
 import tarfile
-import time
 
-parser = common.get_argparse(argparse_args={
+import common
+
+
+class DockerComponent(common.Component):
+    def get_argparse_args(self):
+        return {
             'description': '''\
 Build a guest root filesystem based on prebuilt Docker Ubuntu root filesystems.
 
 See also:https://github.com/cirosantilli/linux-kernel-module-cheat#ubuntu-guest-setup
 '''
-    },
+        }
-    default_args={'docker': True},
+
-)
+    def do_build(self, args):
-common.add_build_arguments(parser)
+        build_dir = self.get_build_dir(args)
-args = common.setup(parser)
         container_name = 'lkmc-guest'
-#common.rmrf(common.docker_build_dir)
-if not args.clean:
-    start_time = time.time()
         target_dir = os.path.join('/root', 'linux-kernel-module-cheat')
-    os.makedirs(common.docker_build_dir, exist_ok=True)
+        os.makedirs(build_dir, exist_ok=True)
         containers = subprocess.check_output([
                 'docker',
                 'ps',
@@ -71,5 +69,11 @@ if not args.clean:
             common.docker_rootfs_raw_file,
         ])
         common.raw_to_qcow2(prebuilt=True)
-    end_time = time.time()
+
-    common.print_time(end_time - start_time)
+    def get_build_dir(self, args):
+        return common.docker_build_dir
+
+    def get_default_args(self):
+        return {'docker': True}
+
+DockerComponent().build()