src/buildservice/__init__.py

   1 #!/usr/bin/python
   2
   3
   4
   5 import configparser
   6 import logging
   7 import os
   8 import pakfire
   9
  10 from . import arches
  11 from . import aws
  12 from . import bugtracker
  13 from . import builders
  14 from . import builds
  15 from . import cache
  16 from . import database
  17 from . import distribution
  18 from . import jobqueue
  19 from . import jobs
  20 from . import keys
  21 from . import logs
  22 from . import messages
  23 from . import mirrors
  24 from . import packages
  25 from . import repository
  26 from . import settings
  27 from . import sessions
  28 from . import sources
  29 from . import updates
  30 from . import uploads
  31 from . import users
  32
  33 log = logging.getLogger("backend")
  34 log.propagate = 1
  35
  36 # Import version
  37 from .__version__ import VERSION as __version__
  38
  39 from .decorators import *
  40 from .constants import *
  41
  42 class Backend(object):
  43         version = __version__
  44
  45         def __init__(self, config_file=None):
  46                 # Read configuration file.
  47                 self.config = self.read_config(config_file)
  48
  49                 # Global pakfire settings (from database).
  50                 self.settings = settings.Settings(self)
  51
  52                 self.arches      = arches.Arches(self)
  53                 self.aws         = aws.AWS(self)
  54                 self.builds      = builds.Builds(self)
  55                 self.cache       = cache.Cache(self)
  56                 self.jobs        = jobs.Jobs(self)
  57                 self.builders    = builders.Builders(self)
  58                 self.distros     = distribution.Distributions(self)
  59                 self.jobqueue    = jobqueue.JobQueue(self)
  60                 self.keys        = keys.Keys(self)
  61                 self.messages    = messages.Messages(self)
  62                 self.mirrors     = mirrors.Mirrors(self)
  63                 self.packages    = packages.Packages(self)
  64                 self.repos       = repository.Repositories(self)
  65                 self.sessions    = sessions.Sessions(self)
  66                 self.sources     = sources.Sources(self)
  67                 self.updates     = updates.Updates(self)
  68                 self.uploads     = uploads.Uploads(self)
  69                 self.users       = users.Users(self)
  70
  71                 # Open a connection to bugzilla.
  72                 self.bugzilla    = bugtracker.Bugzilla(self)
  73
  74         @lazy_property
  75         def _environment_configuration(self):
  76                 env = {}
  77
  78                 # Get database configuration
  79                 env["database"] = {
  80                         "name"     : os.environ.get("PBS_DATABASE_NAME"),
  81                         "hostname" : os.environ.get("PBS_DATABASE_HOSTNAME"),
  82                         "user"     : os.environ.get("PBS_DATABASE_USER"),
  83                         "password" : os.environ.get("PBS_DATABASE_PASSWORD"),
  84                 }
  85
  86                 return env
  87
  88         def read_config(self, path):
  89                 c = configparser.SafeConfigParser()
  90
  91                 # Import configuration from environment
  92                 for section in self._environment_configuration:
  93                         c.add_section(section)
  94
  95                         for k in self._environment_configuration[section]:
  96                                 c.set(section, k, self._environment_configuration[section][k] or "")
  97
  98                 # Load default configuration file first
  99                 paths = [
 100                         os.path.join(CONFIGSDIR, "pbs.conf"),
 101                 ]
 102
 103                 if path:
 104                         paths.append(path)
 105
 106                 # Load all configuration files
 107                 for path in paths:
 108                         if os.path.exists(path):
 109                                 log.debug("Loading configuration from %s" % path)
 110                                 c.read(path)
 111                         else:
 112                                 log.error("No such file %s" % path)
 113
 114                 return c
 115
 116         @lazy_property
 117         def db(self):
 118                 try:
 119                         name     = self.config.get("database", "name")
 120                         hostname = self.config.get("database", "hostname")
 121                         user     = self.config.get("database", "user")
 122                         password = self.config.get("database", "password")
 123                 except configparser.Error as e:
 124                         log.error("Error parsing the config: %s" % e.message)
 125
 126                 log.debug("Connecting to database %s @ %s" % (name, hostname))
 127
 128                 return database.Connection(hostname, name, user=user, password=password)
 129
 130         def delete_file(self, path, not_before=None):
 131                 self.db.execute("INSERT INTO queue_delete(path, not_before) \
 132                         VALUES(%s, %s)", path, not_before)
 133
 134         def cleanup_files(self):
 135                 query = self.db.query("SELECT * FROM queue_delete \
 136                         WHERE (not_before IS NULL OR not_before <= NOW())")
 137
 138                 for row in query:
 139                         if not row.path:
 140                                 continue
 141
 142                         path = row.path
 143
 144                         if not path or not path.startswith("%s/" % PAKFIRE_DIR):
 145                                 log.warning("Cannot delete file outside of the tree")
 146                                 continue
 147
 148                         try:
 149                                 logging.debug("Removing %s..." % path)
 150                                 os.unlink(path)
 151                         except OSError as e:
 152                                 logging.error("Could not remove %s: %s" % (path, e))
 153
 154                         while True:
 155                                 path = os.path.dirname(path)
 156
 157                                 # Stop if we are running outside of the tree.
 158                                 if not path.startswith(PAKFIRE_DIR):
 159                                         break
 160
 161                                 # If the directory is not empty, we cannot remove it.
 162                                 if os.path.exists(path) and os.listdir(path):
 163                                         break
 164
 165                                 try:
 166                                         logging.debug("Removing %s..." % path)
 167                                         os.rmdir(path)
 168                                 except OSError as e:
 169                                         logging.error("Could not remove %s: %s" % (path, e))
 170                                         break
 171
 172                         self.db.execute("DELETE FROM queue_delete WHERE id = %s", row.id)