|
|
# -*- coding: utf-8 -*-
|
|
|
|
|
|
# Copyright (C) 2017-2018 RhodeCode GmbH
|
|
|
#
|
|
|
# This program is free software: you can redistribute it and/or modify
|
|
|
# it under the terms of the GNU Affero General Public License, version 3
|
|
|
# (only), as published by the Free Software Foundation.
|
|
|
#
|
|
|
# This program is distributed in the hope that it will be useful,
|
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
# GNU General Public License for more details.
|
|
|
#
|
|
|
# You should have received a copy of the GNU Affero General Public License
|
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
#
|
|
|
# This program is dual-licensed. If you wish to learn more about the
|
|
|
# RhodeCode Enterprise Edition, including its added features, Support services,
|
|
|
# and proprietary license terms, please see https://rhodecode.com/licenses/
|
|
|
|
|
|
import os
|
|
|
import re
|
|
|
import time
|
|
|
import datetime
|
|
|
import dateutil
|
|
|
|
|
|
from rhodecode.model.db import DbSession, Session
|
|
|
|
|
|
|
|
|
class CleanupCommand(Exception):
|
|
|
pass
|
|
|
|
|
|
|
|
|
class BaseAuthSessions(object):
|
|
|
SESSION_TYPE = None
|
|
|
NOT_AVAILABLE = 'NOT AVAILABLE'
|
|
|
|
|
|
def __init__(self, config):
|
|
|
session_conf = {}
|
|
|
for k, v in config.items():
|
|
|
if k.startswith('beaker.session'):
|
|
|
session_conf[k] = v
|
|
|
self.config = session_conf
|
|
|
|
|
|
def get_count(self):
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def get_expired_count(self, older_than_seconds=None):
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def clean_sessions(self, older_than_seconds=None):
|
|
|
raise NotImplementedError
|
|
|
|
|
|
def _seconds_to_date(self, seconds):
|
|
|
return datetime.datetime.utcnow() - dateutil.relativedelta.relativedelta(
|
|
|
seconds=seconds)
|
|
|
|
|
|
|
|
|
class DbAuthSessions(BaseAuthSessions):
|
|
|
SESSION_TYPE = 'ext:database'
|
|
|
|
|
|
def get_count(self):
|
|
|
return DbSession.query().count()
|
|
|
|
|
|
def get_expired_count(self, older_than_seconds=None):
|
|
|
expiry_date = self._seconds_to_date(older_than_seconds)
|
|
|
return DbSession.query().filter(DbSession.accessed < expiry_date).count()
|
|
|
|
|
|
def clean_sessions(self, older_than_seconds=None):
|
|
|
expiry_date = self._seconds_to_date(older_than_seconds)
|
|
|
to_remove = DbSession.query().filter(DbSession.accessed < expiry_date).count()
|
|
|
DbSession.query().filter(DbSession.accessed < expiry_date).delete()
|
|
|
Session().commit()
|
|
|
return to_remove
|
|
|
|
|
|
|
|
|
class FileAuthSessions(BaseAuthSessions):
|
|
|
SESSION_TYPE = 'file sessions'
|
|
|
|
|
|
def _get_sessions_dir(self):
|
|
|
data_dir = self.config.get('beaker.session.data_dir')
|
|
|
return data_dir
|
|
|
|
|
|
def _count_on_filesystem(self, path, older_than=0, callback=None):
|
|
|
value = dict(percent=0, used=0, total=0, items=0, callbacks=0,
|
|
|
path=path, text='')
|
|
|
items_count = 0
|
|
|
used = 0
|
|
|
callbacks = 0
|
|
|
cur_time = time.time()
|
|
|
for root, dirs, files in os.walk(path):
|
|
|
for f in files:
|
|
|
final_path = os.path.join(root, f)
|
|
|
try:
|
|
|
mtime = os.stat(final_path).st_mtime
|
|
|
if (cur_time - mtime) > older_than:
|
|
|
items_count += 1
|
|
|
if callback:
|
|
|
callback_res = callback(final_path)
|
|
|
callbacks += 1
|
|
|
else:
|
|
|
used += os.path.getsize(final_path)
|
|
|
except OSError:
|
|
|
pass
|
|
|
value.update({
|
|
|
'percent': 100,
|
|
|
'used': used,
|
|
|
'total': used,
|
|
|
'items': items_count,
|
|
|
'callbacks': callbacks
|
|
|
})
|
|
|
return value
|
|
|
|
|
|
def get_count(self):
|
|
|
try:
|
|
|
sessions_dir = self._get_sessions_dir()
|
|
|
items_count = self._count_on_filesystem(sessions_dir)['items']
|
|
|
except Exception:
|
|
|
items_count = self.NOT_AVAILABLE
|
|
|
return items_count
|
|
|
|
|
|
def get_expired_count(self, older_than_seconds=0):
|
|
|
try:
|
|
|
sessions_dir = self._get_sessions_dir()
|
|
|
items_count = self._count_on_filesystem(
|
|
|
sessions_dir, older_than=older_than_seconds)['items']
|
|
|
except Exception:
|
|
|
items_count = self.NOT_AVAILABLE
|
|
|
return items_count
|
|
|
|
|
|
def clean_sessions(self, older_than_seconds=0):
|
|
|
# find . -mtime +60 -exec rm {} \;
|
|
|
|
|
|
sessions_dir = self._get_sessions_dir()
|
|
|
|
|
|
def remove_item(path):
|
|
|
os.remove(path)
|
|
|
|
|
|
stats = self._count_on_filesystem(
|
|
|
sessions_dir, older_than=older_than_seconds,
|
|
|
callback=remove_item)
|
|
|
return stats['callbacks']
|
|
|
|
|
|
|
|
|
|
|
|
class MemcachedAuthSessions(BaseAuthSessions):
|
|
|
SESSION_TYPE = 'ext:memcached'
|
|
|
_key_regex = re.compile(r'ITEM (.*_session) \[(.*); (.*)\]')
|
|
|
|
|
|
def _get_client(self):
|
|
|
import memcache
|
|
|
client = memcache.Client([self.config.get('beaker.session.url')])
|
|
|
return client
|
|
|
|
|
|
def _get_telnet_client(self, host, port):
|
|
|
import telnetlib
|
|
|
client = telnetlib.Telnet(host, port, None)
|
|
|
return client
|
|
|
|
|
|
def _run_telnet_cmd(self, client, cmd):
|
|
|
client.write("%s\n" % cmd)
|
|
|
return client.read_until('END')
|
|
|
|
|
|
def key_details(self, client, slab_ids, limit=100):
|
|
|
""" Return a list of tuples containing keys and details """
|
|
|
cmd = 'stats cachedump %s %s'
|
|
|
for slab_id in slab_ids:
|
|
|
for key in self._key_regex.finditer(
|
|
|
self._run_telnet_cmd(client, cmd % (slab_id, limit))):
|
|
|
yield key
|
|
|
|
|
|
def get_count(self):
|
|
|
client = self._get_client()
|
|
|
count = self.NOT_AVAILABLE
|
|
|
try:
|
|
|
slabs = []
|
|
|
for server, slabs_data in client.get_slabs():
|
|
|
slabs.extend(slabs_data.keys())
|
|
|
|
|
|
host, port = client.servers[0].address
|
|
|
telnet_client = self._get_telnet_client(host, port)
|
|
|
keys = self.key_details(telnet_client, slabs)
|
|
|
count = 0
|
|
|
for _k in keys:
|
|
|
count += 1
|
|
|
except Exception:
|
|
|
return count
|
|
|
|
|
|
return count
|
|
|
|
|
|
def get_expired_count(self, older_than_seconds=None):
|
|
|
return self.NOT_AVAILABLE
|
|
|
|
|
|
def clean_sessions(self, older_than_seconds=None):
|
|
|
raise CleanupCommand('Cleanup for this session type not yet available')
|
|
|
|
|
|
|
|
|
class MemoryAuthSessions(BaseAuthSessions):
|
|
|
SESSION_TYPE = 'memory'
|
|
|
|
|
|
def get_count(self):
|
|
|
return self.NOT_AVAILABLE
|
|
|
|
|
|
def get_expired_count(self, older_than_seconds=None):
|
|
|
return self.NOT_AVAILABLE
|
|
|
|
|
|
def clean_sessions(self, older_than_seconds=None):
|
|
|
raise CleanupCommand('Cleanup for this session type not yet available')
|
|
|
|
|
|
|
|
|
def get_session_handler(session_type):
|
|
|
types = {
|
|
|
'file': FileAuthSessions,
|
|
|
'ext:memcached': MemcachedAuthSessions,
|
|
|
'ext:database': DbAuthSessions,
|
|
|
'memory': MemoryAuthSessions
|
|
|
}
|
|
|
|
|
|
try:
|
|
|
return types[session_type]
|
|
|
except KeyError:
|
|
|
raise ValueError(
|
|
|
'This type {} is not supported'.format(session_type))
|
|
|
|
