本文整理汇总了Python中charmhelpers.contrib.openstack.utils.OPENSTACK_CODENAMES属性的典型用法代码示例。如果您正苦于以下问题：Python utils.OPENSTACK_CODENAMES属性的具体用法？Python utils.OPENSTACK_CODENAMES怎么用？Python utils.OPENSTACK_CODENAMES使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类charmhelpers.contrib.openstack.utils的用法示例。
在下文中一共展示了utils.OPENSTACK_CODENAMES属性的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: get_loader
# 需要导入模块: from charmhelpers.contrib.openstack import utils [as 别名]
# 或者: from charmhelpers.contrib.openstack.utils import OPENSTACK_CODENAMES [as 别名]
def get_loader(templates_dir, os_release):
"""
Create a jinja2.ChoiceLoader containing template dirs up to
and including os_release. If directory template directory
is missing at templates_dir, it will be omitted from the loader.
templates_dir is added to the bottom of the search list as a base
loading dir.
A charm may also ship a templates dir with this module
and it will be appended to the bottom of the search list, eg::
hooks/charmhelpers/contrib/openstack/templates
:param templates_dir (str): Base template directory containing release
sub-directories.
:param os_release (str): OpenStack release codename to construct template
loader.
:returns: jinja2.ChoiceLoader constructed with a list of
jinja2.FilesystemLoaders, ordered in descending
order by OpenStack release.
"""
tmpl_dirs = [(rel, os.path.join(templates_dir, rel))
for rel in six.itervalues(OPENSTACK_CODENAMES)]
if not os.path.isdir(templates_dir):
log('Templates directory not found @ %s.' % templates_dir,
level=ERROR)
raise OSConfigException
# the bottom contains tempaltes_dir and possibly a common templates dir
# shipped with the helper.
loaders = [FileSystemLoader(templates_dir)]
helper_templates = os.path.join(os.path.dirname(__file__), 'templates')
if os.path.isdir(helper_templates):
loaders.append(FileSystemLoader(helper_templates))
for rel, tmpl_dir in tmpl_dirs:
if os.path.isdir(tmpl_dir):
loaders.insert(0, FileSystemLoader(tmpl_dir))
if rel == os_release:
break
log('Creating choice loader with dirs: %s' %
[l.searchpath for l in loaders], level=INFO)
return ChoiceLoader(loaders) 示例2: get_loader
# 需要导入模块: from charmhelpers.contrib.openstack import utils [as 别名]
# 或者: from charmhelpers.contrib.openstack.utils import OPENSTACK_CODENAMES [as 别名]
def get_loader(templates_dir, os_release):
"""
Create a jinja2.ChoiceLoader containing template dirs up to
and including os_release. If directory template directory
is missing at templates_dir, it will be omitted from the loader.
templates_dir is added to the bottom of the search list as a base
loading dir.
A charm may also ship a templates dir with this module
and it will be appended to the bottom of the search list, eg::
hooks/charmhelpers/contrib/openstack/templates
:param templates_dir (str): Base template directory containing release
sub-directories.
:param os_release (str): OpenStack release codename to construct template
loader.
:returns: jinja2.ChoiceLoader constructed with a list of
jinja2.FilesystemLoaders, ordered in descending
order by OpenStack release.
"""
tmpl_dirs = [(rel, os.path.join(templates_dir, rel))
for rel in six.itervalues(OPENSTACK_CODENAMES)]
if not os.path.isdir(templates_dir):
log('Templates directory not found @ %s.' % templates_dir,
level=ERROR)
raise OSConfigException
# the bottom contains tempaltes_dir and possibly a common templates dir
# shipped with the helper.
loaders = [FileSystemLoader(templates_dir)]
helper_templates = os.path.join(os.path.dirname(__file__), 'templates')
if os.path.isdir(helper_templates):
loaders.append(FileSystemLoader(helper_templates))
for rel, tmpl_dir in tmpl_dirs:
if os.path.isdir(tmpl_dir):
loaders.insert(0, FileSystemLoader(tmpl_dir))
if rel == os_release:
break
# demote this log to the lowest level; we don't really need to see these
# lots in production even when debugging.
log('Creating choice loader with dirs: %s' %
[l.searchpath for l in loaders], level=TRACE)
return ChoiceLoader(loaders)