add shell wrapper for running ucloud from checkout

bin/ucloud

@@ -1,59 +1,33 @@
-#!/usr/bin/env python3
+#!/bin/sh
+# -*- coding: utf-8 -*-
+#
+# 2012-2019 Nico Schottelius (nico-ucloud at schottelius.org)
+#
+# This file is part of ucloud.
+#
+# ucloud is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# ucloud is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with ucloud. If not, see <http://www.gnu.org/licenses/>.
+#
+#
 
-import argparse
-import multiprocessing as mp
-import logging
+# Wrapper for real script to allow execution from checkout
+dir=${0%/*}
 
-from os.path import join as join_path
-from ucloud.sanity_checks import check
+# Ensure version is present - the bundled/shipped version contains a static version,
+# the git version contains a dynamic version
+printf "VERSION = \"%s\"\n" "$(git describe)" > ${dir}/ucloud/version.py
 
-if __name__ == "__main__":
-    arg_parser = argparse.ArgumentParser(prog='ucloud',
-                                         description='Open Source Cloud Management Software')
-    arg_parser.add_argument('component',
-                            choices=['api', 'scheduler', 'host',
-                                     'filescanner', 'imagescanner',
-                                     'metadata'])
-    arg_parser.add_argument('component_args', nargs='*')
-    args = arg_parser.parse_args()
+libdir=$(cd "${dir}/../" && pwd -P)
+export PYTHONPATH="${libdir}"
 
-    logging.basicConfig(
-        level=logging.DEBUG,
-        filename=join_path("/", "etc", "ucloud", "log.txt"),
-        filemode="a",
-        format="%(name)s %(asctime)s: %(levelname)s - %(message)s",
-        datefmt="%d-%b-%y %H:%M:%S",
-    )
-    try:
-        check()
-
-        if args.component == 'api':
-            from ucloud.api.main import main
-
-            main()
-        elif args.component == 'host':
-            from ucloud.host.main import main
-
-            hostname = args.component_args
-            mp.set_start_method('spawn')
-            main(*hostname)
-        elif args.component == 'scheduler':
-            from ucloud.scheduler.main import main
-
-            main()
-        elif args.component == 'filescanner':
-            from ucloud.filescanner.main import main
-
-            main()
-        elif args.component == 'imagescanner':
-            from ucloud.imagescanner.main import main
-
-            main()
-        elif args.component == 'metadata':
-            from ucloud.metadata.main import main
-
-            main()
-
-    except Exception as e:
-        logging.exception(e)
-        print(e)
+"$dir/../scripts/ucloud" "$@"

scripts/ucloud

@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import argparse
+import multiprocessing as mp
+import logging
+
+from os.path import join as join_path
+from ucloud.sanity_checks import check
+
+if __name__ == "__main__":
+    arg_parser = argparse.ArgumentParser(prog='ucloud',
+                                         description='Open Source Cloud Management Software')
+    arg_parser.add_argument('component',
+                            choices=['api', 'scheduler', 'host',
+                                     'filescanner', 'imagescanner',
+                                     'metadata'])
+    arg_parser.add_argument('component_args', nargs='*')
+    args = arg_parser.parse_args()
+
+    logging.basicConfig(
+        level=logging.DEBUG,
+        filename=join_path("/", "etc", "ucloud", "log.txt"),
+        filemode="a",
+        format="%(name)s %(asctime)s: %(levelname)s - %(message)s",
+        datefmt="%d-%b-%y %H:%M:%S",
+    )
+    try:
+        check()
+
+        if args.component == 'api':
+            from ucloud.api.main import main
+
+            main()
+        elif args.component == 'host':
+            from ucloud.host.main import main
+
+            hostname = args.component_args
+            mp.set_start_method('spawn')
+            main(*hostname)
+        elif args.component == 'scheduler':
+            from ucloud.scheduler.main import main
+
+            main()
+        elif args.component == 'filescanner':
+            from ucloud.filescanner.main import main
+
+            main()
+        elif args.component == 'imagescanner':
+            from ucloud.imagescanner.main import main
+
+            main()
+        elif args.component == 'metadata':
+            from ucloud.metadata.main import main
+
+            main()
+
+    except Exception as e:
+        logging.exception(e)
+        print(e)