def _lookup(self, charm_name, metakey, exc_cb):
with CharmStoreAPI._cachelock:
if charm_name in CharmStoreAPI._cache:
val = CharmStoreAPI._cache[charm_name]
if isinstance(val, Future):
f = submit(
partial(self._wait_for_pending_lookup, val, charm_name,
metakey), exc_cb)
else:
if metakey is None:
d = val
else:
d = val['Meta']['charm-metadata'][metakey]
f = submit(lambda: d, exc_cb)
else:
whole_entity_f = submit(
partial(self._do_remote_lookup, charm_name, metakey),
exc_cb)
CharmStoreAPI._cache[charm_name] = whole_entity_f
f = submit(
partial(self._wait_for_pending_lookup, whole_entity_f,
charm_name, metakey), exc_cb)
return f
def _lookup(self, charm_name, metakey, exc_cb):
with CharmStoreAPI._cachelock:
if charm_name in CharmStoreAPI._cache:
val = CharmStoreAPI._cache[charm_name]
if isinstance(val, Future):
f = submit(partial(self._wait_for_pending_lookup,
val, charm_name, metakey),
exc_cb)
else:
if metakey is None:
d = val
else:
d = val['Meta']['charm-metadata'][metakey]
f = submit(lambda: d, exc_cb)
else:
whole_entity_f = submit(partial(self._do_remote_lookup,
charm_name,
metakey),
exc_cb)
CharmStoreAPI._cache[charm_name] = whole_entity_f
f = submit(partial(self._wait_for_pending_lookup,
whole_entity_f, charm_name,
metakey),
exc_cb)
return f
def nodes(self, constraints=None):
""" Cache MAAS nodes
"""
elapsed_time = time.time() - self._start_time
if elapsed_time <= 20:
return self._filtered_nodes
def _do_update():
nodes = self.maas_client.nodes
self.invalidate_nodes_cache()
return nodes
if self._nodes_future:
if self._nodes_future.done():
with self._nodes_lock:
self._maas_client_nodes = self._nodes_future.result()
self._nodes_future = None
else:
self._nodes_future = submit(_do_update, lambda _: None)
if constraints:
self._filtered_nodes = self._filter_nodes(self._maas_client_nodes,
constraints)
else:
self._filtered_nodes = self._maas_client_nodes
self._start_time = time.time()
return self._filtered_nodes
def nodes(self, constraints=None):
""" Cache MAAS nodes
"""
elapsed_time = time.time() - self._start_time
if elapsed_time <= 20:
return self._filtered_nodes
def _do_update():
nodes = self.maas_client.nodes
self.invalidate_nodes_cache()
return nodes
if self._nodes_future:
if self._nodes_future.done():
with self._nodes_lock:
self._maas_client_nodes = self._nodes_future.result()
self._nodes_future = None
else:
self._nodes_future = submit(_do_update, lambda _: None)
if constraints:
self._filtered_nodes = self._filter_nodes(self._maas_client_nodes,
constraints)
else:
self._filtered_nodes = self._maas_client_nodes
self._start_time = time.time()
return self._filtered_nodes
def request_readme(self, charm_id, short_charm_id):
rf = submit(partial(self._request_readme, charm_id, short_charm_id),
lambda _: None)
self.readme_futures[short_charm_id] = rf
cb = self.readme_callbacks.get(short_charm_id, None)
if cb:
rf.add_done_callback(cb)
def request_readme(self, charm_id, short_charm_id):
rf = submit(
partial(self._request_readme, charm_id, short_charm_id),
lambda _: None)
self.readme_futures[short_charm_id] = rf
cb = self.readme_callbacks.get(short_charm_id, None)
if cb:
rf.add_done_callback(cb)
def get_readme(self, short_charm_id, cb):
readme = self.readmes.get(short_charm_id, None)
if readme:
f = submit(lambda: readme, None)
f.add_done_callback(cb)
return
readme_f = self.readme_futures.get(short_charm_id, None)
if readme_f:
readme_f.add_done_callback(cb)
else:
self.readme_callbacks[short_charm_id] = cb
def get_readme(self, short_charm_id, cb):
readme = self.readmes.get(short_charm_id, None)
if readme:
f = submit(lambda: readme, None)
f.add_done_callback(cb)
return
readme_f = self.readme_futures.get(short_charm_id, None)
if readme_f:
readme_f.add_done_callback(cb)
else:
self.readme_callbacks[short_charm_id] = cb
def get_matches(self, substring, exc_cb):
def _do_search():
url = (self.baseurl +
"/search?text={}&autocomplete=1".format(substring) +
"&limit=20&include=charm-metadata&include=bundle-metadata")
charm_url = url + "&type=charm&series={}".format(self.series)
bundle_url = url + "&type=bundle"
cr = requests.get(charm_url)
crj = cr.json()
br = requests.get(bundle_url)
brj = br.json()
return brj['Results'], crj['Results']
f = submit(_do_search, exc_cb)
return f
def load(self, charm_names_or_sources, done_cb=None):
if len(charm_names_or_sources) == 0:
return
if self.metadata_future:
# just wait for successive loads:
self.metadata_future.result()
with self.metadata_future_lock:
self.metadata_future = submit(
partial(self._do_load, charm_names_or_sources),
self.handle_search_error)
if done_cb:
self.metadata_future.add_done_callback(done_cb)
self.metadata_future.add_done_callback(self.handle_load_done)
def get_matches(self, substring, exc_cb):
def _do_search():
url = (self.baseurl +
"/search?text={}&autocomplete=1".format(substring) +
"&limit=20&include=charm-metadata&include=bundle-metadata")
charm_url = url + "&type=charm&series={}".format(self.series)
bundle_url = url + "&type=bundle"
cr = requests.get(charm_url)
crj = cr.json()
br = requests.get(bundle_url)
brj = br.json()
return brj['Results'], crj['Results']
f = submit(_do_search, exc_cb)
return f
def load(self, charm_names_or_sources, done_cb=None):
if len(charm_names_or_sources) == 0:
return
if self.metadata_future:
# just wait for successive loads:
self.metadata_future.result()
with self.metadata_future_lock:
self.metadata_future = submit(partial(self._do_load,
charm_names_or_sources),
self.handle_search_error)
if done_cb:
self.metadata_future.add_done_callback(done_cb)
self.metadata_future.add_done_callback(self.handle_load_done)
