rework "SubCommand" class members

example/base.conf

@@ -4,4 +4,4 @@ export SUFFIX_DOWN=.down
 export DOCKERNET=kiwinet
 export DOCKERCIDR=10.22.46.0/24
 
-export TARGETROOT=/var/kiwi
+export TARGETROOT=/tmp/kiwi

example/kiwi.yml

@@ -5,7 +5,7 @@
 version: '0.1'
 
 runtime:
-  storage: /var/kiwi
+  storage: /tmp/kiwi
   env: null
 
 markers:

src/kiwi/runner.py

@@ -21,6 +21,6 @@ class Runner:
         args = Parser.get_args()
 
         for cmd in cls.__commands:
-            if cmd.get_cmd() == args.command:
+            if cmd.command == args.command:
                 cmd.run()
                 return

src/kiwi/subcommands/_utils.py

@@ -4,9 +4,7 @@ from ..config import LoadedConfig
 
 
 class SubCommand:
-    @classmethod
+    command = None
-    def get_cmd(cls):
-        pass
 
     @classmethod
     def setup(cls):

src/kiwi/subcommands/init.py

@@ -2,14 +2,14 @@ import logging
 import os
 
 from ..core import KIWI_CONF_NAME, Parser
-from ..config import DefaultConfig
+from ..config import DefaultConfig, LoadedConfig
 
 from ._utils import SubCommand
 
 
 def user_input(config, key, prompt):
     # prompt user as per argument
-    result = input("{} [Default: {}] ".format(prompt, config[key])).strip()
+    result = input("{} [{}] ".format(prompt, config[key])).strip()
 
     # store result if present
     if result:
@@ -36,27 +36,34 @@ def user_input_exe(config, program_name):
 
 
 class InitCommand(SubCommand):
-    __parser = None
+    command = 'init'
-
-    @classmethod
-    def get_cmd(cls):
-        return 'init'
 
     @classmethod
     def setup(cls):
-        cls.__parser = Parser.get_subparsers().add_parser(cls.get_cmd(), help="Create new kiwi-config instance")
+        parser = Parser.get_subparsers().add_parser(
-        # cls.__parser.add_argument('cmd', metavar='command', type=str, help='subcommand to execute')
+            cls.command,
+            description="Create a new kiwi-config instance"
+        )
+
+        parser.add_argument(
+            '-f', '--force',
+            action='store_true',
+            help="Use default values even if {} is present".format(KIWI_CONF_NAME)
+        )
 
     @classmethod
     def run(cls):
-        config = DefaultConfig.get()
+        logging.info("Initializing kiwi-config instance in '%s'", os.getcwd())
 
-        if os.path.isfile(KIWI_CONF_NAME):
+        if Parser.get_args().force and os.path.isfile(KIWI_CONF_NAME):
             logging.warning("Overwriting existing '%s'!", KIWI_CONF_NAME)
+            config = DefaultConfig.get()
+        else:
+            config = LoadedConfig.get()
 
-        user_input(config, 'version', "Choose kiwi-config version")
+        user_input(config, 'version', "Enter kiwi-config version for this instance")
 
-        user_input(config, 'runtime:storage', "Enter main directory for local data")
+        user_input(config, 'runtime:storage', "Enter local directory for service data")
 
         user_input(config, 'markers:project', "Enter marker string for project directories")
         user_input(config, 'markers:down', "Enter marker string for disabled projects")

src/kiwi/subcommands/logs.py

@@ -4,15 +4,14 @@ from ._utils import SubCommand, Docker
 
 
 class LogsCommand(SubCommand):
-    __parser = None
+    command = 'logs'
-
-    @classmethod
-    def get_cmd(cls):
-        return 'logs'
 
     @classmethod
     def setup(cls):
-        cls.__parser = Parser.get_subparsers().add_parser(cls.get_cmd(), help="Show logs of a project")
+        parser = Parser.get_subparsers().add_parser(
+            cls.command,
+            description="Show logs of a project"
+        )
 
     @classmethod
     def run(cls):

src/kiwi/subcommands/show.py

@@ -5,15 +5,14 @@ from ._utils import SubCommand
 
 
 class ShowCommand(SubCommand):
-    __parser = None
+    command = 'show'
-
-    @classmethod
-    def get_cmd(cls):
-        return 'show'
 
     @classmethod
     def setup(cls):
-        cls.__parser = Parser.get_subparsers().add_parser(cls.get_cmd(), help="Show effective kiwi.yml")
+        parser = Parser.get_subparsers().add_parser(
+            cls.command,
+            description="Show effective kiwi.yml"
+        )
 
     @classmethod
     def run(cls):