Align cinderclient version code.

Change-Id: I81d6a279a52656720626357a1c4ca8bb382ef1f8

.gitignore

@@ -1,5 +1,6 @@
 .coverage
 .venv
+.tox
 *,cover
 cover
 *.pyc
@@ -7,6 +8,7 @@ cover
 *.swp
 *~
 AUTHORS
+ChangeLog
 build
 dist
 cinderclient/versioninfo

MANIFEST.in

@@ -1,10 +1,5 @@
 include AUTHORS
 include ChangeLog
-include HACKING
-include LICENSE
-include README.rst
-include run_tests.sh tox.ini
 include cinderclient/versioninfo
-recursive-include doc *
+exclude .gitignore
-recursive-include tests *
+exclude .gitreview
-recursive-include tools *

cinderclient/__init__.py

@@ -0,0 +1,36 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+#    Copyright 2012 OpenStack LLC
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import os
+import inspect
+
+
+def _get_client_version():
+    """Read version from versioninfo file."""
+    mod_abspath = inspect.getabsfile(inspect.currentframe())
+    client_path = os.path.dirname(mod_abspath)
+    version_path = os.path.join(client_path, 'versioninfo')
+
+    if os.path.exists(version_path):
+        version = open(version_path).read().strip()
+    else:
+        version = "Unknown, couldn't find versioninfo file at %s"\
+                  % version_path
+
+    return version
+
+
+__version__ = _get_client_version()

cinderclient/openstack/common/version.py

@@ -0,0 +1,148 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+#    Copyright 2012 OpenStack LLC
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+"""
+Utilities for consuming the auto-generated versioninfo files.
+"""
+
+import datetime
+import pkg_resources
+
+import setup
+
+
+class _deferred_version_string(object):
+    """Internal helper class which provides delayed version calculation."""
+    def __init__(self, version_info, prefix):
+        self.version_info = version_info
+        self.prefix = prefix
+
+    def __str__(self):
+        return "%s%s" % (self.prefix, self.version_info.version_string())
+
+    def __repr__(self):
+        return "%s%s" % (self.prefix, self.version_info.version_string())
+
+
+class VersionInfo(object):
+
+    def __init__(self, package, python_package=None, pre_version=None):
+        """Object that understands versioning for a package
+        :param package: name of the top level python namespace. For glance,
+                        this would be "glance" for python-glanceclient, it
+                        would be "glanceclient"
+        :param python_package: optional name of the project name. For
+                               glance this can be left unset. For
+                               python-glanceclient, this would be
+                               "python-glanceclient"
+        :param pre_version: optional version that the project is working to
+        """
+        self.package = package
+        if python_package is None:
+            self.python_package = package
+        else:
+            self.python_package = python_package
+        self.pre_version = pre_version
+        self.version = None
+
+    def _generate_version(self):
+        """Defer to the openstack.common.setup routines for making a
+        version from git."""
+        if self.pre_version is None:
+            return setup.get_post_version(self.python_package)
+        else:
+            return setup.get_pre_version(self.python_package, self.pre_version)
+
+    def _newer_version(self, pending_version):
+        """Check to see if we're working with a stale version or not.
+        We expect a version string that either looks like:
+          2012.2~f3~20120708.10.4426392
+        which is an unreleased version of a pre-version, or:
+          0.1.1.4.gcc9e28a
+        which is an unreleased version of a post-version, or:
+          0.1.1
+        Which is a release and which should match tag.
+        For now, if we have a date-embedded version, check to see if it's
+        old, and if so re-generate. Otherwise, just deal with it.
+        """
+        try:
+            version_date = int(self.version.split("~")[-1].split('.')[0])
+            if version_date < int(datetime.date.today().strftime('%Y%m%d')):
+                return self._generate_version()
+            else:
+                return pending_version
+        except Exception:
+            return pending_version
+
+    def version_string_with_vcs(self, always=False):
+        """Return the full version of the package including suffixes indicating
+        VCS status.
+
+        For instance, if we are working towards the 2012.2 release,
+        canonical_version_string should return 2012.2 if this is a final
+        release, or else something like 2012.2~f1~20120705.20 if it's not.
+
+        :param always: if true, skip all version caching
+        """
+        if always:
+            self.version = self._generate_version()
+
+        if self.version is None:
+
+            requirement = pkg_resources.Requirement.parse(self.python_package)
+            versioninfo = "%s/versioninfo" % self.package
+            try:
+                raw_version = pkg_resources.resource_string(requirement,
+                                                            versioninfo)
+                self.version = self._newer_version(raw_version.strip())
+            except (IOError, pkg_resources.DistributionNotFound):
+                self.version = self._generate_version()
+
+        return self.version
+
+    def canonical_version_string(self, always=False):
+        """Return the simple version of the package excluding any suffixes.
+
+        For instance, if we are working towards the 2012.2 release,
+        canonical_version_string should return 2012.2 in all cases.
+
+        :param always: if true, skip all version caching
+        """
+        return self.version_string_with_vcs(always).split('~')[0]
+
+    def version_string(self, always=False):
+        """Return the base version of the package.
+
+        For instance, if we are working towards the 2012.2 release,
+        version_string should return 2012.2 if this is a final release, or
+        2012.2-dev if it is not.
+
+        :param always: if true, skip all version caching
+        """
+        version_parts = self.version_string_with_vcs(always).split('~')
+        if len(version_parts) == 1:
+            return version_parts[0]
+        else:
+            return '%s-dev' % (version_parts[0],)
+
+    def deferred_version_string(self, prefix=""):
+        """Generate an object which will expand in a string context to
+        the results of version_string(). We do this so that don't
+        call into pkg_resources every time we start up a program when
+        passing version information into the CONF constructor, but
+        rather only do the calculation when and if a version is requested
+        """
+        return _deferred_version_string(self, prefix)

openstack-common.conf

@@ -1,7 +1,7 @@
 [DEFAULT]
 
 # The list of modules to copy from openstack-common
-modules=setup
+modules=setup,version
 
 # The base module to hold the copy of openstack.common
 base=cinderclient

setup.py

@@ -21,6 +21,7 @@ from cinderclient.openstack.common import setup
 
 requires = setup.parse_requirements()
 depend_links = setup.parse_dependency_links()
+tests_require = setup.parse_requirements(['tools/test-requires'])
 
 
 def read_file(file_name):
@@ -39,8 +40,9 @@ setuptools.setup(
     packages=setuptools.find_packages(exclude=['tests', 'tests.*']),
     cmdclass=setup.get_cmdclass(),
     install_requires=requires,
+    tests_require=tests_require,
+    setup_requires=['setuptools-git>=0.4'],
     dependency_links=depend_links,
-    tests_require=["nose", "mock"],
     test_suite="nose.collector",
     classifiers=[
         "Development Status :: 5 - Production/Stable",