Added cleanup-pkg-keywords

diff --git a/cleanup-pkg-keywords b/cleanup-pkg-keywords
new file mode 100755 (executable)
index 0000000..6cb4a94
--- /dev/null
+++ b/cleanup-pkg-keywords
@@ -0,0 +1,127 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+@author: Frank Brehm
+@contact: frank.brehm@profitbricks.com
+@organization: Profitbricks GmbH
+@copyright: © 2010 - 2015 by Profitbricks GmbH
+@license: GPL3
+@summary: crc64 script for generating crc64digests of given parameters
+"""
+
+# Standard modules
+import sys
+import os
+import logging
+
+from distutils.version import LooseVersion
+
+# own modules:
+from pb_base.app import PbApplicationError
+from pb_base.app import PbApplication
+
+__version__ = LooseVersion('0.1.0')
+
+appname = os.path.basename(sys.argv[0])
+log = logging.getLogger(appname)
+cur_dir = os.getcwd()
+base_dir = cur_dir
+
+DEFAULT_PORTAGE_DIR = os.sep + os.path.join('etc', 'portage')
+
+# =============================================================================
+class CleanupPkgKeywordsApp(PbApplication):
+    """
+    Application class for the 'cleanup-pkg-keywords' application.
+    """
+
+    # -------------------------------------------------------------------------
+    def __init__(
+            self, verbose=0, version=__version__, *arg, **kwargs):
+        """
+        Initialisation of the cleanup-pkg-keywords application object.
+        """
+
+        indent = ' ' * self.usage_term_len
+
+        usage = "%%(prog)s [%s] [--simulate] [-R ROOT_DIR]" % ('General options')
+        usage += '\n'
+        usage += indent + "%(prog)s -h|--help\n"
+        usage += indent + "%(prog)s -V|--version"
+
+        desc = ("Cleanup all package.accept_keywords and package.keywords files under %r "
+            "in comparision to the current installed packages.") % (DEFAULT_PORTAGE_DIR)
+
+        self.simulate = False
+        self.root_dir = None
+
+        super(CleanupPkgKeywordsApp, self).__init__(
+            usage=usage,
+            description=desc,
+            verbose=verbose,
+            version=version,
+            *arg, **kwargs
+        )
+
+        self.post_init()
+        self.initialized = True
+
+    # -------------------------------------------------------------------------
+    def init_arg_parser(self):
+        """
+        Method to initiate the argument parser.
+        """
+
+        super(CleanupPkgKeywordsApp, self).init_arg_parser()
+
+        self.arg_parser.add_argument(
+            '-S', '--simulate',
+            action='store_true',
+            dest='simulate',
+            help='Simulate cleanup.',
+        )
+
+        self.arg_parser.add_argument(
+            '-R', '--root-dir',
+            dest='root_dir',
+            metavar='DIR',
+            help="Root directory (instead of /).",
+        )
+
+    # -------------------------------------------------------------------------
+    def perform_arg_parser(self):
+        """
+        Execute some actions after parsing the command line parameters.
+        """
+
+        super(CleanupPkgKeywordsApp, self).perform_arg_parser()
+
+        self.simulate = self.args.simulate
+        if self.args.root_dir:
+            if self.args.root_dir != os.sep:
+                self.root_dir = self.args.root_dir
+                if not os.path.exists(self.root_dir):
+                    msg = "Root-Directory %r does not exists." % (self.root_dir)
+                    sys.stderr.write(msg + '\n')
+                    sys.exit(1)
+                if not os.path.isdir(self.root_dir):
+                    msg = "Root-Directory %r is not a directory." % (self.root_dir)
+                    sys.stderr.write(msg + '\n')
+                    sys.exit(1)
+
+    # -------------------------------------------------------------------------
+    def _run(self):
+        """The underlaying startpoint of the application."""
+
+        log.info("Jetzt geht's loooos ...")
+
+# =============================================================================
+
+if __name__ == "__main__":
+    app = CleanupPkgKeywordsApp()
+    if app.verbose > 2:
+        print("CleanupPkgKeywordsApp object:\n%s" % (app))
+    app()
+    sys.exit(0)
+
+# vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4