scripts/aurblup.py

   1 #!/usr/bin/python3
   2
   3 import configparser
   4 import mysql.connector
   5 import os
   6 import pyalpm
   7 import re
   8
   9 config = configparser.RawConfigParser()
  10 config.read(os.path.dirname(os.path.realpath(__file__)) + "/../conf/config")
  11
  12 aur_db_host = config.get('database', 'host')
  13 aur_db_name = config.get('database', 'name')
  14 aur_db_user = config.get('database', 'user')
  15 aur_db_pass = config.get('database', 'password')
  16 aur_db_socket = config.get('database', 'socket')
  17 db_path = config.get('aurblup', 'db-path')
  18 sync_dbs = config.get('aurblup', 'sync-dbs').split(' ')
  19 servers = config.get('aurblup', 'servers').split(' ')
  20
  21 blacklist = set()
  22 providers = set()
  23 repomap = dict()
  24
  25 h = pyalpm.Handle("/", db_path)
  26 for sync_db in sync_dbs:
  27     repo = h.register_syncdb(sync_db, pyalpm.SIG_DATABASE_OPTIONAL)
  28     repo.servers = [server.replace("%s", sync_db) for server in servers]
  29     t = h.init_transaction()
  30     repo.update(False)
  31     t.release()
  32
  33     for pkg in repo.pkgcache:
  34         blacklist.add(pkg.name)
  35         [blacklist.add(x) for x in pkg.replaces]
  36         providers.add((pkg.name, pkg.name))
  37         repomap[(pkg.name, pkg.name)] = repo.name
  38         for provision in pkg.provides:
  39             provisionname = re.sub(r'(<|=|>).*', '', provision)
  40             providers.add((pkg.name, provisionname))
  41             repomap[(pkg.name, provisionname)] = repo.name
  42
  43 db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
  44                              passwd=aur_db_pass, db=aur_db_name,
  45                              unix_socket=aur_db_socket, buffered=True)
  46 cur = db.cursor()
  47
  48 cur.execute("SELECT Name, Provides FROM OfficialProviders")
  49 oldproviders = set(cur.fetchall())
  50
  51 for pkg, provides in providers.difference(oldproviders):
  52     repo = repomap[(pkg, provides)]
  53     cur.execute("INSERT INTO OfficialProviders (Name, Repo, Provides) "
  54                 "VALUES (%s, %s, %s)", [pkg, repo, provides])
  55 for pkg, provides in oldproviders.difference(providers):
  56     cur.execute("DELETE FROM OfficialProviders "
  57                 "WHERE Name = %s AND Provides = %s", [pkg, provides])
  58
  59 db.commit()
  60 db.close()