src/backend/base.py

   1 #!/usr/bin/python
   2
   3 import configparser
   4 import io
   5 import location
   6 import ssl
   7 import tempfile
   8 import tornado.httpclient
   9
  10 from . import accounts
  11 from . import asterisk
  12 from . import blog
  13 from . import bugzilla
  14 from . import cache
  15 from . import campaigns
  16 from . import database
  17 from . import fireinfo
  18 from . import httpclient
  19 from . import iuse
  20 from . import messages
  21 from . import mirrors
  22 from . import netboot
  23 from . import nopaste
  24 from . import ratelimit
  25 from . import releases
  26 from . import resolver
  27 from . import settings
  28 from . import toots
  29 from . import util
  30 from . import wiki
  31 from . import zeiterfassung
  32 from .decorators import *
  33
  34 DEFAULT_CONFIG = io.StringIO("""
  35 [global]
  36 debug = false
  37
  38 data_dir      =
  39 static_dir    = %(data_dir)s/static
  40 templates_dir = %(data_dir)s/templates
  41 """)
  42
  43 class Backend(object):
  44         version = 0
  45
  46         def __init__(self, configfile, debug=False):
  47                 # Read configuration file.
  48                 self.config = self.read_config(configfile)
  49
  50                 # Enable debug logging if configured
  51                 self.debug = debug or self.config.getboolean("global", "debug")
  52
  53                 # Setup database.
  54                 self.setup_database()
  55
  56                 # Create HTTPClient
  57                 self.http_client = httpclient.HTTPClient(self)
  58
  59                 # Initialize the cache
  60                 self.cache = cache.Cache(self)
  61
  62                 # Initialize settings first
  63                 self.settings = settings.Settings(self)
  64
  65                 # Initialize backend modules.
  66                 self.accounts = accounts.Accounts(self)
  67                 self.bugzilla = bugzilla.Bugzilla(self)
  68                 self.fireinfo = fireinfo.Fireinfo(self)
  69                 self.iuse = iuse.IUse(self)
  70                 self.mirrors = mirrors.Mirrors(self)
  71                 self.netboot = netboot.NetBoot(self)
  72                 self.nopaste = nopaste.Nopaste(self)
  73                 self.releases = releases.Releases(self)
  74
  75                 self.blog = blog.Blog(self)
  76                 self.wiki = wiki.Wiki(self)
  77                 self.zeiterfassung = zeiterfassung.ZeiterfassungClient(self)
  78
  79         def read_config(self, configfile):
  80                 cp = configparser.ConfigParser()
  81
  82                 # Initialize configuration with some sensible defaults
  83                 cp.readfp(DEFAULT_CONFIG)
  84
  85                 # Parse file
  86                 cp.read(configfile)
  87
  88                 return cp
  89
  90         def setup_database(self):
  91                 """
  92                         Sets up the database connection.
  93                 """
  94                 credentials = {
  95                         "host"     : self.config.get("database", "server"),
  96                         "database" : self.config.get("database", "database"),
  97                         "user"     : self.config.get("database", "username"),
  98                         "password" : self.config.get("database", "password"),
  99                 }
 100
 101                 self.db = database.Connection(self, **credentials)
 102
 103         @lazy_property
 104         def ssl_context(self):
 105                 # Create SSL context
 106                 context = ssl.create_default_context()
 107
 108                 # Fetch client certificate
 109                 certificate = self.settings.get("client-certificate", None)
 110                 key         = self.settings.get("client-key", None)
 111
 112                 # Apply client certificate
 113                 if certificate and key:
 114                         with tempfile.NamedTemporaryFile(mode="w") as f_cert:
 115                                 f_cert.write(certificate)
 116                                 f_cert.flush()
 117
 118                                 with tempfile.NamedTemporaryFile(mode="w") as f_key:
 119                                         f_key.write(key)
 120                                         f_key.flush()
 121
 122                                         context.load_cert_chain(f_cert.name, f_key.name)
 123
 124                 return context
 125
 126         async def load_certificate(self, certfile, keyfile):
 127                 with self.db.transaction():
 128                         # Load certificate
 129                         with open(certfile) as f:
 130                                 self.settings.set("client-certificate", f.read())
 131
 132                         # Load key file
 133                         with open(keyfile) as f:
 134                                 self.settings.set("client-key", f.read())
 135
 136         async def run_task(self, task, *args, **kwargs):
 137                 tasks = {
 138                         "accounts:delete"     : self.accounts._delete,
 139                         "announce-blog-posts" : self.blog.announce,
 140                         "check-mirrors"       : self.mirrors.check_all,
 141                         "cleanup"             : self.cleanup,
 142                         "get-all-emails"      : self.accounts.get_all_emails,
 143                         "launch-campaigns"    : self.campaigns.launch_manually,
 144                         "load-certificate"    : self.load_certificate,
 145                         "run-campaigns"       : self.campaigns.run,
 146                         "scan-files"          : self.releases.scan_files,
 147                         "send-message"        : self.messages.send_cli,
 148                         "send-all-messages"   : self.messages.queue.send_all,
 149                         "test-ldap"           : self.accounts.test_ldap,
 150                         "toot"                : self.toots.toot,
 151                         "update-blog-feeds"   : self.blog.update_feeds,
 152                 }
 153
 154                 # Get the task from the list of all tasks
 155                 func = tasks.get(task, None)
 156                 if not func:
 157                         raise ValueError("Unknown task: %s" % task)
 158
 159                 # Run the task
 160                 r = await func(*args, **kwargs)
 161
 162                 # If any error code has been returned,
 163                 # we will end the program
 164                 if r:
 165                         raise SystemExit(r)
 166
 167         @lazy_property
 168         def asterisk(self):
 169                 return asterisk.Asterisk(self)
 170
 171         @lazy_property
 172         def campaigns(self):
 173                 return campaigns.Campaigns(self)
 174
 175         @lazy_property
 176         def groups(self):
 177                 return accounts.Groups(self)
 178
 179         @lazy_property
 180         def messages(self):
 181                 return messages.Messages(self)
 182
 183         @lazy_property
 184         def location(self):
 185                 return location.Database("/var/lib/location/database.db")
 186
 187         def get_country_name(self, country_code):
 188                 country = self.location.get_country(country_code)
 189
 190                 if country:
 191                         return country.name
 192
 193         @lazy_property
 194         def ratelimiter(self):
 195                 return ratelimit.RateLimiter(self)
 196
 197         @lazy_property
 198         def resolver(self):
 199                 return resolver.Resolver(tries=2, timeout=2, domains=[])
 200
 201         @lazy_property
 202         def toots(self):
 203                 return toots.Toots(self)
 204
 205         async def cleanup(self):
 206                 # Cleanup message queue
 207                 with self.db.transaction():
 208                         self.messages.queue.cleanup()
 209
 210                 # Cleanup in accounts
 211                 with self.db.transaction():
 212                         self.accounts.cleanup()