django-orchestra/orchestra/contrib/saas/backends/nextcloud.py

178 lines
6.6 KiB
Python

from django.utils.translation import gettext_lazy as _
from orchestra.contrib.orchestration import ServiceController
from . import NextCloudAPIMixin
from .. import settings
import textwrap
from orchestra.contrib.resources import ServiceMonitor
class NextCloudController(NextCloudAPIMixin, ServiceController):
"""
Creates a wordpress site on a WordPress MultiSite installation.
You should point it to the database server
"""
verbose_name = _("nextCloud SaaS")
model = 'saas.SaaS'
default_route_match = "saas.service == 'nextcloud'"
doc_settings = (settings,
('SAAS_NEXTCLOUD_API_URL',)
)
def update_or_create(self, saas, server):
try:
self.api_get('users/%s' % saas.name)
except RuntimeError:
if getattr(saas, 'password', None):
self.create(saas)
self.update_group(saas)
self.update_quota(saas)
else:
raise
else:
if getattr(saas, 'password', None):
self.update_password(saas)
else:
self.update_group(saas)
self.update_quota(saas)
if saas.is_active:
self.enable_user(saas)
else:
self.disable_user(saas)
def remove(self, saas, server):
self.api_delete('users/%s' % saas.name)
def save(self, saas):
self.append(self.update_or_create, saas)
def delete(self, saas):
self.append(self.remove, saas)
class ApacheTrafficNextcloud(ServiceMonitor):
"""
Parses apache logs,
looking for the size of each request on the last word of the log line.
Compatible log format:
<tt>LogFormat "%h %l %u %t \"%r\" %>s %O %{nc_username}C"</tt>
or if include_received_bytes:
<tt>LogFormat "%h %l %u %t \"%r\" %>s %I %O %{nc_username}C"</tt>
<tt>CustomLog /var/log/apache2/access_nextcloud_nomusuari.log</tt>
"""
model = 'saas.SaaS'
script_executable = '/usr/bin/python3'
monthly_sum_old_values = True
abstract = True
include_received_bytes = True
def prepare(self):
access_log = self.log_path
context = {
'access_logs': str((access_log, access_log+'.1')),
'current_date': self.current_date.strftime("%Y-%m-%d %H:%M:%S %Z"),
'ignore_hosts': str(settings.SAAS_TRAFFIC_IGNORE_HOSTS),
'include_received_bytes': str(self.include_received_bytes),
}
self.append(textwrap.dedent("""\
import re
import sys
from datetime import datetime
from dateutil import tz
def to_local_timezone(date, tzlocal=tz.tzlocal()):
date = datetime.strptime(date, '%Y-%m-%d %H:%M:%S %Z')
date = date.replace(tzinfo=tz.tzutc())
date = date.astimezone(tzlocal)
return date
# Use local timezone
end_date = to_local_timezone('{current_date}')
end_date = int(end_date.strftime('%Y%m%d%H%M%S'))
access_logs = {access_logs}
sites = {{}}
months = {{
'Jan': '01',
'Feb': '02',
'Mar': '03',
'Apr': '04',
'May': '05',
'Jun': '06',
'Jul': '07',
'Aug': '08',
'Sep': '09',
'Oct': '10',
'Nov': '11',
'Dec': '12',
}}
def prepare(object_id, site_domain, ini_date):
global sites
ini_date = to_local_timezone(ini_date)
ini_date = int(ini_date.strftime('%Y%m%d%H%M%S'))
sites[site_domain] = [ini_date, object_id, 0]
def monitor(sites, end_date, months, access_logs):
include_received = {include_received_bytes}
for access_log in access_logs:
try:
with open(access_log, 'r') as handler:
for line in handler.readlines():
line = line.split()
host, __, __, date = line[:4]
if host in {ignore_hosts}:
continue
size, hostname = line[-2:]
size = int(size)
if include_received:
size += int(line[-3])
if hostname == "-":
pattern = r'remote.php/dav/files/([^/]+)/'
match = re.search(pattern, ' '.join(line))
if match:
hostname = match.group(1)
try:
site = sites[hostname]
except KeyError:
continue
else:
# [16/Sep/2015:11:40:38
day, month, date = date[1:].split('/')
year, hour, min, sec = date.split(':')
date = year + months[month] + day + hour + min + sec
if site[0] < int(date) < end_date:
site[2] += size
except IOError as e:
sys.stderr.write(str(e)+'\\n')
for opts in sites.values():
ini_date, object_id, size = opts
sys.stdout.write('%s %s\\n' % (object_id, size))
""").format(**context)
)
def monitor(self, saas):
context = self.get_context(saas)
self.append("prepare(%(object_id)s, '%(site_domain)s', '%(last_date)s')" % context)
def commit(self):
self.append('monitor(sites, end_date, months, access_logs)')
def get_context(self, saas):
return {
'site_domain': saas.name,
'last_date': self.get_last_date(saas.pk).strftime("%Y-%m-%d %H:%M:%S %Z"),
'object_id': saas.pk,
}
class NextcloudTraffic(ApacheTrafficNextcloud):
__doc__ = ApacheTrafficNextcloud.__doc__
verbose_name = _("nextCloud SaaS Traffic")
default_route_match = "saas.service == 'nextcloud'"
doc_settings = (settings,
('SAAS_TRAFFIC_IGNORE_HOSTS', 'SAAS_NEXTCLOUD_LOG_PATH')
)
log_path = settings.SAAS_NEXTCLOUD_LOG_PATH