def update(self):
"""
Update this provider. Should be invoked when the server gets updated.
This method will notify all clients that wait for
`self.next_revision_available`.
"""
with self.lock:
# Increment revision and commit it.
self.revision += 1
self.server.commit(self.revision + 1)
# Unblock all waiting clients.
self.next_revision_available.set()
self.next_revision_available.clear()
# Check sessions to see which revision can be removed.
if self.sessions:
lowest_revision = min(
session.revision for session in self.sessions.itervalues())
# Remove all old revision history
if lowest_revision == self.revision:
self.server.clean(lowest_revision)
# Invoke hooks
invoke_hooks(self.hooks, "updated", self.revision)
def update(self):
"""
Update this provider. Should be invoked when the server gets updated.
This method will notify all clients that wait for
`self.next_revision_available`.
"""
with self.lock:
# Increment revision and commit it.
self.revision += 1
self.server.commit(self.revision + 1)
# Unblock all waiting clients.
self.next_revision_available.set()
self.next_revision_available.clear()
# Check sessions to see which revision can be removed.
if self.sessions:
lowest_revision = min(
session.revision for session in self.sessions.itervalues())
# Remove all old revision history
if lowest_revision == self.revision:
self.server.clean(lowest_revision)
# Invoke hooks
invoke_hooks(self.hooks, "updated", self.revision)
def destroy_session(self, session_id):
"""
Destroy an (existing) session.
"""
try:
del self.sessions[session_id]
except KeyError:
pass
# Invoke hooks
invoke_hooks(self.hooks, "session_destroyed", session_id)
def destroy_session(self, session_id):
"""
Destroy an (existing) session.
"""
try:
del self.sessions[session_id]
except KeyError:
pass
# Invoke hooks
invoke_hooks(self.hooks, "session_destroyed", session_id)
def create_session(self, user_agent, remote_address, client_version):
"""
Create a new session.
:param str user_agent: Client user agent
:param str remote_addr: Remote address of client
:param str client_version: Remote client version
:return: The new session id
:rtype: int
"""
self.session_counter += 1
self.sessions[self.session_counter] = session = self.session_class()
# Set session properties
session.user_agent = user_agent
session.remote_address = remote_address
session.client_version = client_version
# Invoke hooks
invoke_hooks(self.hooks, "session_created", self.session_counter)
return self.session_counter
def create_session(self, user_agent, remote_address, client_version):
"""
Create a new session.
:param str user_agent: Client user agent
:param str remote_addr: Remote address of client
:param str client_version: Remote client version
:return: The new session id
:rtype: int
"""
self.session_counter += 1
self.sessions[self.session_counter] = session = self.session_class()
# Set session properties
session.user_agent = user_agent
session.remote_address = remote_address
session.client_version = client_version
# Invoke hooks
invoke_hooks(self.hooks, "session_created", self.session_counter)
return self.session_counter