#!/usr/bin/python
+
+from __future__ import print_function
+
from datetime import datetime, timedelta
from sfa.util.xml import XML, XpathFilter
class RSpec:
- def __init__(self, rspec="", version=None, user_options=None):
+ def __init__(self, rspec="", version=None, user_options=None, ttl=None, expires=None):
if user_options is None: user_options={}
self.header = '<?xml version="1.0"?>\n'
self.template = """<RSpec></RSpec>"""
self.xml = XML()
self.version_manager = VersionManager()
self.user_options = user_options
+ self.ttl = ttl
+ self.expires = expires
self.elements = {}
if rspec:
if version:
else:
self.parse_xml(rspec)
elif version:
- self.create(version)
+ self.create(version, ttl, expires)
else:
raise InvalidRSpec("No RSpec or version specified. Must specify a valid rspec string or a valid version")
- def create(self, version=None):
+ def create(self, version=None, ttl=None, expires=None):
"""
Create root element
+ ttl: time to live in minutes, this will determine the expires tag of the RSpec
"""
self.version = self.version_manager.get_version(version)
self.namespaces = self.version.namespaces
self.parse_xml(self.version.template, self.version)
now = datetime.utcnow()
generated_ts = now.strftime(SFATIME_FORMAT)
- expires_ts = (now + timedelta(hours=1)).strftime(SFATIME_FORMAT)
+ if ttl is None:
+ ttl = 60
+ if expires is None:
+ expires_ts = (now + timedelta(minutes=ttl)).strftime(SFATIME_FORMAT)
+ else:
+ if isinstance(expires,int):
+ expires_date = datetime.fromtimestamp(expires)
+ else:
+ expires_date = expires
+ expires_ts = expires_date.strftime(SFATIME_FORMAT)
self.xml.set('expires', expires_ts)
self.xml.set('generated', generated_ts)
if self.xml.schema:
self.version = self.version_manager.get_version_by_schema(self.xml.schema)
else:
- #raise InvalidRSpec('unknown rspec schema: %s' % schema)
+ #raise InvalidRSpec('unknown rspec schema: {}'.format(schema))
# TODO: Should start raising an exception once SFA defines a schema.
# for now we just default to sfa
self.version = self.version_manager.get_version({'type':'sfa','version': '1'})
def register_rspec_element(self, element_type, element_name, element_path):
if element_type not in RSpecElements:
- raise InvalidRSpecElement(element_type, extra="no such element type: %s. Must specify a valid RSpecElement" % element_type)
+ raise InvalidRSpecElement(element_type,
+ extra="no such element type: {}. Must specify a valid RSpecElement".format(element_type))
self.elements[element_type] = RSpecElement(element_type, element_name, element_path)
def get_rspec_element(self, element_type):
if element_type not in self.elements:
- msg = "ElementType %s not registerd for this rspec" % element_type
+ msg = "ElementType {} not registered for this rspec".format(element_type)
raise InvalidRSpecElement(element_type, extra=msg)
return self.elements[element_type]
"""
if filter is None: filter={}
if element_type not in self.elements:
- msg = "Unable to search for element %s in rspec, expath expression not found." % \
- element_type
+ msg = "Unable to search for element {} in rspec, expath expression not found."\
+ .format(element_type)
raise InvalidRSpecElement(element_type, extra=msg)
rspec_element = self.get_rspec_element(element_type)
xpath = rspec_element.path + XpathFilter.xpath(filter)
return self.xml.save(filename)
if __name__ == '__main__':
- rspec = RSpec('/tmp/resources.rspec')
- print rspec
- rspec.register_rspec_element(RSpecElements.NETWORK, 'network', '//network')
- rspec.register_rspec_element(RSpecElements.NODE, 'node', '//node')
- print rspec.get(RSpecElements.NODE)[0]
- print rspec.get(RSpecElements.NODE, depth=1)[0]
+ import sys
+ input = sys.argv[1]
+ with open(input) as f:
+ rspec = RSpec(f.read())
+ print(rspec)
+# rspec.register_rspec_element(RSpecElements.NETWORK, 'network', '//network')
+# rspec.register_rspec_element(RSpecElements.NODE, 'node', '//node')
+# print rspec.get(RSpecElements.NODE)[0]
+# print rspec.get(RSpecElements.NODE, depth=1)[0]