################################################################################
import os
+from os.path import normpath
import re
import psycopg2
import traceback
import commands
+
+try:
+ # python >= 2.6
+ import json
+except:
+ # python <= 2.5
+ import simplejson as json
+
from datetime import datetime, timedelta
from errno import ENOENT
from tempfile import mkstemp, mkdtemp
+from subprocess import Popen, PIPE
+from tarfile import TarFile
from inspect import getargspec
import sqlalchemy
-from sqlalchemy import create_engine, Table, MetaData, Column, Integer
-from sqlalchemy.orm import sessionmaker, mapper, relation, object_session, backref
+from sqlalchemy import create_engine, Table, MetaData, Column, Integer, desc, \
+ Text, ForeignKey
+from sqlalchemy.orm import sessionmaker, mapper, relation, object_session, \
+ backref, MapperExtension, EXT_CONTINUE, object_mapper
from sqlalchemy import types as sqltypes
# Don't remove this, we re-export the exceptions to scripts which import us
# in the database
from config import Config
from textutils import fix_maintainer
-from dak_exceptions import NoSourceFieldError
+from dak_exceptions import DBUpdateError, NoSourceFieldError
# suppress some deprecation warnings in squeeze related to sqlalchemy
import warnings
################################################################################
-class Architecture(object):
+class ORMObject(object):
+ """
+ ORMObject is a base class for all ORM classes mapped by SQLalchemy. All
+ derived classes must implement the properties() method.
+ """
+
+ def properties(self):
+ '''
+ This method should be implemented by all derived classes and returns a
+ list of the important properties. The properties 'created' and
+ 'modified' will be added automatically. A suffix '_count' should be
+ added to properties that are lists or query objects. The most important
+ property name should be returned as the first element in the list
+ because it is used by repr().
+ '''
+ return []
+
+ def json(self):
+ '''
+ Returns a JSON representation of the object based on the properties
+ returned from the properties() method.
+ '''
+ data = {}
+ # add created and modified
+ all_properties = self.properties() + ['created', 'modified']
+ for property in all_properties:
+ # check for list or query
+ if property[-6:] == '_count':
+ real_property = property[:-6]
+ if not hasattr(self, real_property):
+ continue
+ value = getattr(self, real_property)
+ if hasattr(value, '__len__'):
+ # list
+ value = len(value)
+ elif hasattr(value, 'count'):
+ # query
+ value = value.count()
+ else:
+ raise KeyError('Do not understand property %s.' % property)
+ else:
+ if not hasattr(self, property):
+ continue
+ # plain object
+ value = getattr(self, property)
+ if value is None:
+ # skip None
+ continue
+ elif isinstance(value, ORMObject):
+ # use repr() for ORMObject types
+ value = repr(value)
+ else:
+ # we want a string for all other types because json cannot
+ # encode everything
+ value = str(value)
+ data[property] = value
+ return json.dumps(data)
+
+ def classname(self):
+ '''
+ Returns the name of the class.
+ '''
+ return type(self).__name__
+
+ def __repr__(self):
+ '''
+ Returns a short string representation of the object using the first
+ element from the properties() method.
+ '''
+ primary_property = self.properties()[0]
+ value = getattr(self, primary_property)
+ return '<%s %s>' % (self.classname(), str(value))
+
+ def __str__(self):
+ '''
+ Returns a human readable form of the object using the properties()
+ method.
+ '''
+ return '<%s %s>' % (self.classname(), self.json())
+
+ def not_null_constraints(self):
+ '''
+ Returns a list of properties that must be not NULL. Derived classes
+ should override this method if needed.
+ '''
+ return []
+
+ validation_message = \
+ "Validation failed because property '%s' must not be empty in object\n%s"
+
+ def validate(self):
+ '''
+ This function validates the not NULL constraints as returned by
+ not_null_constraints(). It raises the DBUpdateError exception if
+ validation fails.
+ '''
+ for property in self.not_null_constraints():
+ # TODO: It is a bit awkward that the mapper configuration allow
+ # directly setting the numeric _id columns. We should get rid of it
+ # in the long run.
+ if hasattr(self, property + '_id') and \
+ getattr(self, property + '_id') is not None:
+ continue
+ if not hasattr(self, property) or getattr(self, property) is None:
+ raise DBUpdateError(self.validation_message % \
+ (property, str(self)))
+
+ @classmethod
+ @session_wrapper
+ def get(cls, primary_key, session = None):
+ '''
+ This is a support function that allows getting an object by its primary
+ key.
+
+ Architecture.get(3[, session])
+
+ instead of the more verbose
+
+ session.query(Architecture).get(3)
+ '''
+ return session.query(cls).get(primary_key)
+
+ def session(self, replace = False):
+ '''
+ Returns the current session that is associated with the object. May
+ return None is object is in detached state.
+ '''
+
+ return object_session(self)
+
+ def clone(self, session = None):
+ '''
+ Clones the current object in a new session and returns the new clone. A
+ fresh session is created if the optional session parameter is not
+ provided. The function will fail if a session is provided and has
+ unflushed changes.
+
+ RATIONALE: SQLAlchemy's session is not thread safe. This method clones
+ an existing object to allow several threads to work with their own
+ instances of an ORMObject.
+
+ WARNING: Only persistent (committed) objects can be cloned. Changes
+ made to the original object that are not committed yet will get lost.
+ The session of the new object will always be rolled back to avoid
+ ressource leaks.
+ '''
+
+ if self.session() is None:
+ raise RuntimeError( \
+ 'Method clone() failed for detached object:\n%s' % self)
+ self.session().flush()
+ mapper = object_mapper(self)
+ primary_key = mapper.primary_key_from_instance(self)
+ object_class = self.__class__
+ if session is None:
+ session = DBConn().session()
+ elif len(session.new) + len(session.dirty) + len(session.deleted) > 0:
+ raise RuntimeError( \
+ 'Method clone() failed due to unflushed changes in session.')
+ new_object = session.query(object_class).get(primary_key)
+ session.rollback()
+ if new_object is None:
+ raise RuntimeError( \
+ 'Method clone() failed for non-persistent object:\n%s' % self)
+ return new_object
+
+__all__.append('ORMObject')
+
+################################################################################
+
+class Validator(MapperExtension):
+ '''
+ This class calls the validate() method for each instance for the
+ 'before_update' and 'before_insert' events. A global object validator is
+ used for configuring the individual mappers.
+ '''
+
+ def before_update(self, mapper, connection, instance):
+ instance.validate()
+ return EXT_CONTINUE
+
+ def before_insert(self, mapper, connection, instance):
+ instance.validate()
+ return EXT_CONTINUE
+
+validator = Validator()
+
+################################################################################
+
+class Architecture(ORMObject):
def __init__(self, arch_string = None, description = None):
self.arch_string = arch_string
self.description = description
# This signals to use the normal comparison operator
return NotImplemented
- def __repr__(self):
- return '<Architecture %s>' % self.arch_string
+ def properties(self):
+ return ['arch_string', 'arch_id', 'suites_count']
+
+ def not_null_constraints(self):
+ return ['arch_string']
__all__.append('Architecture')
################################################################################
-class BinAssociation(object):
- def __init__(self, *args, **kwargs):
- pass
-
- def __repr__(self):
- return '<BinAssociation %s (%s, %s)>' % (self.ba_id, self.binary, self.suite)
-
-__all__.append('BinAssociation')
-
-################################################################################
-
-class BinContents(object):
- def __init__(self, *args, **kwargs):
- pass
+class BinContents(ORMObject):
+ def __init__(self, file = None, binary = None):
+ self.file = file
+ self.binary = binary
- def __repr__(self):
- return '<BinContents (%s, %s)>' % (self.binary, self.filename)
+ def properties(self):
+ return ['file', 'binary']
__all__.append('BinContents')
################################################################################
-class DBBinary(object):
- def __init__(self, *args, **kwargs):
- pass
-
- def __repr__(self):
- return '<DBBinary %s (%s, %s)>' % (self.package, self.version, self.architecture)
+class DBBinary(ORMObject):
+ def __init__(self, package = None, source = None, version = None, \
+ maintainer = None, architecture = None, poolfile = None, \
+ binarytype = 'deb'):
+ self.package = package
+ self.source = source
+ self.version = version
+ self.maintainer = maintainer
+ self.architecture = architecture
+ self.poolfile = poolfile
+ self.binarytype = binarytype
+
+ def properties(self):
+ return ['package', 'version', 'maintainer', 'source', 'architecture', \
+ 'poolfile', 'binarytype', 'fingerprint', 'install_date', \
+ 'suites_count', 'binary_id', 'contents_count']
+
+ def not_null_constraints(self):
+ return ['package', 'version', 'maintainer', 'source', 'poolfile', \
+ 'binarytype']
+
+ def get_component_name(self):
+ return self.poolfile.location.component.component_name
+
+ def scan_contents(self):
+ '''
+ Yields the contents of the package. Only regular files are yielded and
+ the path names are normalized after converting them from either utf-8 or
+ iso8859-1 encoding.
+ '''
+ fullpath = self.poolfile.fullpath
+ dpkg = Popen(['dpkg-deb', '--fsys-tarfile', fullpath], stdout = PIPE)
+ tar = TarFile.open(fileobj = dpkg.stdout, mode = 'r|')
+ for member in tar.getmembers():
+ if member.isfile():
+ try:
+ name = member.name.decode('utf-8')
+ except UnicodeDecodeError:
+ name = member.name.decode('iso8859-1')
+ yield normpath(name)
+ tar.close()
+ dpkg.stdout.close()
+ dpkg.wait()
__all__.append('DBBinary')
@return: list of Suite objects for the given package
"""
- return session.query(Suite).join(BinAssociation).join(DBBinary).filter_by(package=package).all()
+ return session.query(Suite).filter(Suite.binaries.any(DBBinary.package == package)).all()
__all__.append('get_suites_binary_in')
@session_wrapper
-def get_binary_from_id(binary_id, session=None):
- """
- Returns DBBinary object for given C{id}
-
- @type binary_id: int
- @param binary_id: Id of the required binary
-
- @type session: Session
- @param session: Optional SQLA session object (a temporary one will be
- generated if not supplied)
-
- @rtype: DBBinary
- @return: DBBinary object for the given binary (None if not present)
- """
-
- q = session.query(DBBinary).filter_by(binary_id=binary_id)
-
- try:
- return q.one()
- except NoResultFound:
- return None
-
-__all__.append('get_binary_from_id')
-
-@session_wrapper
-def get_binaries_from_name(package, version=None, architecture=None, session=None):
- """
- Returns list of DBBinary objects for given C{package} name
+def get_component_by_package_suite(package, suite_list, arch_list=[], session=None):
+ '''
+ Returns the component name of the newest binary package in suite_list or
+ None if no package is found. The result can be optionally filtered by a list
+ of architecture names.
@type package: str
@param package: DBBinary package name to search for
- @type version: str or None
- @param version: Version to search for (or None)
+ @type suite_list: list of str
+ @param suite_list: list of suite_name items
- @type architecture: str, list or None
- @param architecture: Architectures to limit to (or None if no limit)
+ @type arch_list: list of str
+ @param arch_list: optional list of arch_string items that defaults to []
- @type session: Session
- @param session: Optional SQL session object (a temporary one will be
- generated if not supplied)
-
- @rtype: list
- @return: list of DBBinary objects for the given name (may be empty)
- """
-
- q = session.query(DBBinary).filter_by(package=package)
-
- if version is not None:
- q = q.filter_by(version=version)
-
- if architecture is not None:
- if not isinstance(architecture, list):
- architecture = [architecture]
- q = q.join(Architecture).filter(Architecture.arch_string.in_(architecture))
-
- ret = q.all()
-
- return ret
-
-__all__.append('get_binaries_from_name')
-
-@session_wrapper
-def get_binaries_from_source_id(source_id, session=None):
- """
- Returns list of DBBinary objects for given C{source_id}
+ @rtype: str or NoneType
+ @return: name of component or None
+ '''
- @type source_id: int
- @param source_id: source_id to search for
-
- @type session: Session
- @param session: Optional SQL session object (a temporary one will be
- generated if not supplied)
-
- @rtype: list
- @return: list of DBBinary objects for the given name (may be empty)
- """
-
- return session.query(DBBinary).filter_by(source_id=source_id).all()
-
-__all__.append('get_binaries_from_source_id')
-
-@session_wrapper
-def get_binary_from_name_suite(package, suitename, session=None):
- ### For dak examine-package
- ### XXX: Doesn't use object API yet
-
- sql = """SELECT DISTINCT(b.package), b.version, c.name, su.suite_name
- FROM binaries b, files fi, location l, component c, bin_associations ba, suite su
- WHERE b.package='%(package)s'
- AND b.file = fi.id
- AND fi.location = l.id
- AND l.component = c.id
- AND ba.bin=b.id
- AND ba.suite = su.id
- AND su.suite_name %(suitename)s
- ORDER BY b.version DESC"""
-
- return session.execute(sql % {'package': package, 'suitename': suitename})
-
-__all__.append('get_binary_from_name_suite')
-
-@session_wrapper
-def get_binary_components(package, suitename, arch, session=None):
- # Check for packages that have moved from one component to another
- query = """SELECT c.name FROM binaries b, bin_associations ba, suite s, location l, component c, architecture a, files f
- WHERE b.package=:package AND s.suite_name=:suitename
- AND (a.arch_string = :arch OR a.arch_string = 'all')
- AND ba.bin = b.id AND ba.suite = s.id AND b.architecture = a.id
- AND f.location = l.id
- AND l.component = c.id
- AND b.file = f.id"""
-
- vals = {'package': package, 'suitename': suitename, 'arch': arch}
-
- return session.execute(query, vals)
+ q = session.query(DBBinary).filter_by(package = package). \
+ join(DBBinary.suites).filter(Suite.suite_name.in_(suite_list))
+ if len(arch_list) > 0:
+ q = q.join(DBBinary.architecture). \
+ filter(Architecture.arch_string.in_(arch_list))
+ binary = q.order_by(desc(DBBinary.version)).first()
+ if binary is None:
+ return None
+ else:
+ return binary.get_component_name()
-__all__.append('get_binary_components')
+__all__.append('get_component_by_package_suite')
################################################################################
################################################################################
-class Component(object):
- def __init__(self, *args, **kwargs):
- pass
+class Component(ORMObject):
+ def __init__(self, component_name = None):
+ self.component_name = component_name
def __eq__(self, val):
if isinstance(val, str):
# This signals to use the normal comparison operator
return NotImplemented
- def __repr__(self):
- return '<Component %s>' % self.component_name
+ def properties(self):
+ return ['component_name', 'component_id', 'description', \
+ 'location_count', 'meets_dfsg', 'overrides_count']
+
+ def not_null_constraints(self):
+ return ['component_name']
__all__.append('Component')
################################################################################
-class PoolFile(object):
- def __init__(self, *args, **kwargs):
- pass
-
- def __repr__(self):
- return '<PoolFile %s>' % self.filename
+class PoolFile(ORMObject):
+ def __init__(self, filename = None, location = None, filesize = -1, \
+ md5sum = None):
+ self.filename = filename
+ self.location = location
+ self.filesize = filesize
+ self.md5sum = md5sum
@property
def fullpath(self):
return os.path.join(self.location.path, self.filename)
+ def is_valid(self, filesize = -1, md5sum = None):
+ return self.filesize == long(filesize) and self.md5sum == md5sum
+
+ def properties(self):
+ return ['filename', 'file_id', 'filesize', 'md5sum', 'sha1sum', \
+ 'sha256sum', 'location', 'source', 'binary', 'last_used']
+
+ def not_null_constraints(self):
+ return ['filename', 'md5sum', 'location']
+
__all__.append('PoolFile')
@session_wrapper
def check_poolfile(filename, filesize, md5sum, location_id, session=None):
"""
Returns a tuple:
- (ValidFileFound [boolean or None], PoolFile object or None)
+ (ValidFileFound [boolean], PoolFile object or None)
@type filename: string
@param filename: the filename of the file to check against the DB
@rtype: tuple
@return: Tuple of length 2.
- - If more than one file found with that name: (C{None}, C{None})
- If valid pool file found: (C{True}, C{PoolFile object})
- If valid pool file not found:
- (C{False}, C{None}) if no file found
- (C{False}, C{PoolFile object}) if file found with size/md5sum mismatch
"""
- q = session.query(PoolFile).filter_by(filename=filename)
- q = q.join(Location).filter_by(location_id=location_id)
-
- ret = None
-
- if q.count() > 1:
- ret = (None, None)
- elif q.count() < 1:
- ret = (False, None)
- else:
- obj = q.one()
- if obj.md5sum != md5sum or obj.filesize != int(filesize):
- ret = (False, obj)
-
- if ret is None:
- ret = (True, obj)
+ poolfile = session.query(Location).get(location_id). \
+ files.filter_by(filename=filename).first()
+ valid = False
+ if poolfile and poolfile.is_valid(filesize = filesize, md5sum = md5sum):
+ valid = True
- return ret
+ return (valid, poolfile)
__all__.append('check_poolfile')
+# TODO: the implementation can trivially be inlined at the place where the
+# function is called
@session_wrapper
def get_poolfile_by_id(file_id, session=None):
"""
@return: either the PoolFile object or None
"""
- q = session.query(PoolFile).filter_by(file_id=file_id)
-
- try:
- return q.one()
- except NoResultFound:
- return None
+ return session.query(PoolFile).get(file_id)
__all__.append('get_poolfile_by_id')
-
-@session_wrapper
-def get_poolfile_by_name(filename, location_id=None, session=None):
- """
- Returns an array of PoolFile objects for the given filename and
- (optionally) location_id
-
- @type filename: string
- @param filename: the filename of the file to check against the DB
-
- @type location_id: int
- @param location_id: the id of the location to look in (optional)
-
- @rtype: array
- @return: array of PoolFile objects
- """
-
- q = session.query(PoolFile).filter_by(filename=filename)
-
- if location_id is not None:
- q = q.join(Location).filter_by(location_id=location_id)
-
- return q.all()
-
-__all__.append('get_poolfile_by_name')
-
@session_wrapper
def get_poolfile_like_name(filename, session=None):
"""
################################################################################
-class Fingerprint(object):
+class Fingerprint(ORMObject):
def __init__(self, fingerprint = None):
self.fingerprint = fingerprint
- def __repr__(self):
- return '<Fingerprint %s>' % self.fingerprint
+ def properties(self):
+ return ['fingerprint', 'fingerprint_id', 'keyring', 'uid', \
+ 'binary_reject']
+
+ def not_null_constraints(self):
+ return ['fingerprint']
__all__.append('Fingerprint')
################################################################################
-class Location(object):
- def __init__(self, *args, **kwargs):
- pass
+class Location(ORMObject):
+ def __init__(self, path = None, component = None):
+ self.path = path
+ self.component = component
+ # the column 'type' should go away, see comment at mapper
+ self.archive_type = 'pool'
- def __repr__(self):
- return '<Location %s (%s)>' % (self.path, self.location_id)
+ def properties(self):
+ return ['path', 'location_id', 'archive_type', 'component', \
+ 'files_count']
+
+ def not_null_constraints(self):
+ return ['path', 'archive_type']
__all__.append('Location')
################################################################################
-class Maintainer(object):
+class Maintainer(ORMObject):
def __init__(self, name = None):
self.name = name
- def __repr__(self):
- return '''<Maintainer '%s' (%s)>''' % (self.name, self.maintainer_id)
+ def properties(self):
+ return ['name', 'maintainer_id']
+
+ def not_null_constraints(self):
+ return ['name']
def get_split_maintainer(self):
if not hasattr(self, 'name') or self.name is None:
################################################################################
-class Override(object):
- def __init__(self, *args, **kwargs):
- pass
+class Override(ORMObject):
+ def __init__(self, package = None, suite = None, component = None, overridetype = None, \
+ section = None, priority = None):
+ self.package = package
+ self.suite = suite
+ self.component = component
+ self.overridetype = overridetype
+ self.section = section
+ self.priority = priority
- def __repr__(self):
- return '<Override %s (%s)>' % (self.package, self.suite_id)
+ def properties(self):
+ return ['package', 'suite', 'component', 'overridetype', 'section', \
+ 'priority']
+
+ def not_null_constraints(self):
+ return ['package', 'suite', 'component', 'overridetype', 'section']
__all__.append('Override')
################################################################################
-class OverrideType(object):
- def __init__(self, *args, **kwargs):
- pass
+class OverrideType(ORMObject):
+ def __init__(self, overridetype = None):
+ self.overridetype = overridetype
- def __repr__(self):
- return '<OverrideType %s>' % self.overridetype
+ def properties(self):
+ return ['overridetype', 'overridetype_id', 'overrides_count']
+
+ def not_null_constraints(self):
+ return ['overridetype']
__all__.append('OverrideType')
################################################################################
-class Priority(object):
- def __init__(self, *args, **kwargs):
- pass
+class Priority(ORMObject):
+ def __init__(self, priority = None, level = None):
+ self.priority = priority
+ self.level = level
+
+ def properties(self):
+ return ['priority', 'priority_id', 'level', 'overrides_count']
+
+ def not_null_constraints(self):
+ return ['priority', 'level']
def __eq__(self, val):
if isinstance(val, str):
# This signals to use the normal comparison operator
return NotImplemented
- def __repr__(self):
- return '<Priority %s (%s)>' % (self.priority, self.priority_id)
-
__all__.append('Priority')
@session_wrapper
################################################################################
-class Section(object):
- def __init__(self, *args, **kwargs):
- pass
+class Section(ORMObject):
+ def __init__(self, section = None):
+ self.section = section
+
+ def properties(self):
+ return ['section', 'section_id', 'overrides_count']
+
+ def not_null_constraints(self):
+ return ['section']
def __eq__(self, val):
if isinstance(val, str):
# This signals to use the normal comparison operator
return NotImplemented
- def __repr__(self):
- return '<Section %s>' % self.section
-
__all__.append('Section')
@session_wrapper
################################################################################
-class DBSource(object):
- def __init__(self, maintainer = None, changedby = None):
+class DBSource(ORMObject):
+ def __init__(self, source = None, version = None, maintainer = None, \
+ changedby = None, poolfile = None, install_date = None):
+ self.source = source
+ self.version = version
self.maintainer = maintainer
self.changedby = changedby
+ self.poolfile = poolfile
+ self.install_date = install_date
- def __repr__(self):
- return '<DBSource %s (%s)>' % (self.source, self.version)
+ def properties(self):
+ return ['source', 'source_id', 'maintainer', 'changedby', \
+ 'fingerprint', 'poolfile', 'version', 'suites_count', \
+ 'install_date', 'binaries_count']
+
+ def not_null_constraints(self):
+ return ['source', 'version', 'install_date', 'maintainer', \
+ 'changedby', 'poolfile', 'install_date']
__all__.append('DBSource')
"""
cnf = Config()
- ret = 1
+ ret = True
+
+ from daklib.regexes import re_bin_only_nmu
+ orig_source_version = re_bin_only_nmu.sub('', source_version)
for suite in suites:
- q = session.query(DBSource).filter_by(source=source)
+ q = session.query(DBSource).filter_by(source=source). \
+ filter(DBSource.version.in_([source_version, orig_source_version]))
if suite != "any":
# source must exist in suite X, or in some other suite that's
# mapped to X, recursively... silent-maps are counted too,
maps = [ (x[1], x[2]) for x in maps
if x[0] == "map" or x[0] == "silent-map" ]
s = [suite]
- for x in maps:
- if x[1] in s and x[0] not in s:
- s.append(x[0])
-
- q = q.join(SrcAssociation).join(Suite)
- q = q.filter(Suite.suite_name.in_(s))
+ for (from_, to) in maps:
+ if from_ in s and to not in s:
+ s.append(to)
- # Reduce the query results to a list of version numbers
- ql = [ j.version for j in q.all() ]
+ q = q.filter(DBSource.suites.any(Suite.suite_name.in_(s)))
- # Try (1)
- if source_version in ql:
- continue
-
- # Try (2)
- from daklib.regexes import re_bin_only_nmu
- orig_source_version = re_bin_only_nmu.sub('', source_version)
- if orig_source_version in ql:
+ if q.count() > 0:
continue
# No source found so return not ok
- ret = 0
+ ret = False
return ret
@return: list of Suite objects for the given source
"""
- return session.query(Suite).join(SrcAssociation).join(DBSource).filter_by(source=source).all()
+ return session.query(Suite).filter(Suite.sources.any(source=source)).all()
__all__.append('get_suites_source_in')
__all__.append('get_sources_from_name')
+# FIXME: This function fails badly if it finds more than 1 source package and
+# its implementation is trivial enough to be inlined.
@session_wrapper
def get_source_in_suite(source, suite, session=None):
"""
- Returns list of DBSource objects for a combination of C{source} and C{suite}.
+ Returns a DBSource object for a combination of C{source} and C{suite}.
- B{source} - source package name, eg. I{mailfilter}, I{bbdb}, I{glibc}
- B{suite} - a suite name, eg. I{unstable}
"""
- q = session.query(SrcAssociation)
- q = q.join('source').filter_by(source=source)
- q = q.join('suite').filter_by(suite_name=suite)
-
+ q = get_suite(suite, session).get_sources(source)
try:
- return q.one().source
+ return q.one()
except NoResultFound:
return None
source.poolfile_id = entry["files id"]
session.add(source)
- session.flush()
- for suite_name in u.pkg.changes["distribution"].keys():
- sa = SrcAssociation()
- sa.source_id = source.source_id
- sa.suite_id = get_suite(suite_name).suite_id
- session.add(sa)
-
- session.flush()
+ suite_names = u.pkg.changes["distribution"].keys()
+ source.suites = session.query(Suite). \
+ filter(Suite.suite_name.in_(suite_names)).all()
# Add the source files to the DB (files and dsc_files)
dscfile = DSCFile()
df.poolfile_id = files_id
session.add(df)
- session.flush()
-
# Add the src_uploaders to the DB
uploader_ids = [source.maintainer_id]
if u.pkg.dsc.has_key("uploaders"):
# Add and flush object so it has an ID
session.add(bin)
- session.flush()
- # Add BinAssociations
- for suite_name in u.pkg.changes["distribution"].keys():
- ba = BinAssociation()
- ba.binary_id = bin.binary_id
- ba.suite_id = get_suite(suite_name).suite_id
- session.add(ba)
+ suite_names = u.pkg.changes["distribution"].keys()
+ bin.suites = session.query(Suite). \
+ filter(Suite.suite_name.in_(suite_names)).all()
session.flush()
################################################################################
-class SrcAssociation(object):
- def __init__(self, *args, **kwargs):
- pass
-
- def __repr__(self):
- return '<SrcAssociation %s (%s, %s)>' % (self.sa_id, self.source, self.suite)
-
-__all__.append('SrcAssociation')
-
-################################################################################
-
class SrcFormat(object):
def __init__(self, *args, **kwargs):
pass
('CopyChanges', 'copychanges'),
('OverrideSuite', 'overridesuite')]
-class Suite(object):
+# Why the heck don't we have any UNIQUE constraints in table suite?
+# TODO: Add UNIQUE constraints for appropriate columns.
+class Suite(ORMObject):
def __init__(self, suite_name = None, version = None):
self.suite_name = suite_name
self.version = version
- def __repr__(self):
- return '<Suite %s>' % self.suite_name
+ def properties(self):
+ return ['suite_name', 'version', 'sources_count', 'binaries_count', \
+ 'overrides_count']
+
+ def not_null_constraints(self):
+ return ['suite_name', 'version']
def __eq__(self, val):
if isinstance(val, str):
@return: list of Architecture objects for the given name (may be empty)
"""
- q = object_session(self).query(Architecture). \
- filter(Architecture.suites.contains(self))
+ q = object_session(self).query(Architecture).with_parent(self)
if skipsrc:
q = q.filter(Architecture.arch_string != 'source')
if skipall:
q = q.filter(Architecture.arch_string != 'all')
return q.order_by(Architecture.arch_string).all()
+ def get_sources(self, source):
+ """
+ Returns a query object representing DBSource that is part of C{suite}.
+
+ - B{source} - source package name, eg. I{mailfilter}, I{bbdb}, I{glibc}
+
+ @type source: string
+ @param source: source package name
+
+ @rtype: sqlalchemy.orm.query.Query
+ @return: a query of DBSource
+
+ """
+
+ session = object_session(self)
+ return session.query(DBSource).filter_by(source = source). \
+ with_parent(self)
+
__all__.append('Suite')
@session_wrapper
################################################################################
-class Uid(object):
+class Uid(ORMObject):
def __init__(self, uid = None, name = None):
self.uid = uid
self.name = name
# This signals to use the normal comparison operator
return NotImplemented
- def __repr__(self):
- return '<Uid %s (%s)>' % (self.uid, self.name)
+ def properties(self):
+ return ['uid', 'name', 'fingerprint']
+
+ def not_null_constraints(self):
+ return ['uid']
__all__.append('Uid')
'binary_acl',
'binary_acl_map',
'build_queue',
+ 'build_queue_files',
'changelogs_text',
+ 'changes',
'component',
'config',
'changes_pending_binaries',
'suite',
'uid',
'upload_blocks',
- # The following tables have primary keys but sqlalchemy
- # version 0.5 fails to reflect them correctly with database
- # versions before upgrade #41.
- #'changes',
- #'build_queue_files',
)
tables_no_primary = (
- 'bin_contents',
'changes_pending_files_map',
'changes_pending_source_files',
'changes_pool_files',
'deb_contents',
+ # TODO: the maintainer column in table override should be removed.
'override',
'suite_architectures',
'suite_src_formats',
'suite_build_queue_copy',
'udeb_contents',
- # see the comment above
- 'changes',
- 'build_queue_files',
)
views = (
table = Table(table_name, self.db_meta, autoload=True)
setattr(self, 'tbl_%s' % table_name, table)
+ # bin_contents needs special attention until update #41 has been
+ # applied
+ self.tbl_bin_contents = Table('bin_contents', self.db_meta, \
+ Column('file', Text, primary_key = True),
+ Column('binary_id', Integer, ForeignKey('binaries.id'), \
+ primary_key = True),
+ autoload=True, useexisting=True)
+
for view_name in views:
view = Table(view_name, self.db_meta, autoload=True)
setattr(self, 'view_%s' % view_name, view)
def __setupmappers(self):
mapper(Architecture, self.tbl_architecture,
- properties = dict(arch_id = self.tbl_architecture.c.id,
+ properties = dict(arch_id = self.tbl_architecture.c.id,
suites = relation(Suite, secondary=self.tbl_suite_architectures,
order_by='suite_name',
- backref=backref('architectures', order_by='arch_string'))))
+ backref=backref('architectures', order_by='arch_string'))),
+ extension = validator)
mapper(Archive, self.tbl_archive,
properties = dict(archive_id = self.tbl_archive.c.id,
archive_name = self.tbl_archive.c.name))
- mapper(BinAssociation, self.tbl_bin_associations,
- properties = dict(ba_id = self.tbl_bin_associations.c.id,
- suite_id = self.tbl_bin_associations.c.suite,
- suite = relation(Suite),
- binary_id = self.tbl_bin_associations.c.bin,
- binary = relation(DBBinary)))
-
mapper(PendingBinContents, self.tbl_pending_bin_contents,
properties = dict(contents_id =self.tbl_pending_bin_contents.c.id,
filename = self.tbl_pending_bin_contents.c.filename,
maintainer_id = self.tbl_binaries.c.maintainer,
maintainer = relation(Maintainer),
source_id = self.tbl_binaries.c.source,
- source = relation(DBSource),
+ source = relation(DBSource, backref='binaries'),
arch_id = self.tbl_binaries.c.architecture,
architecture = relation(Architecture),
poolfile_id = self.tbl_binaries.c.file,
- poolfile = relation(PoolFile),
+ poolfile = relation(PoolFile, backref=backref('binary', uselist = False)),
binarytype = self.tbl_binaries.c.type,
fingerprint_id = self.tbl_binaries.c.sig_fpr,
fingerprint = relation(Fingerprint),
install_date = self.tbl_binaries.c.install_date,
- binassociations = relation(BinAssociation,
- primaryjoin=(self.tbl_binaries.c.id==self.tbl_bin_associations.c.bin))))
+ suites = relation(Suite, secondary=self.tbl_bin_associations,
+ backref=backref('binaries', lazy='dynamic'))),
+ extension = validator)
mapper(BinaryACL, self.tbl_binary_acl,
properties = dict(binary_acl_id = self.tbl_binary_acl.c.id))
mapper(Component, self.tbl_component,
properties = dict(component_id = self.tbl_component.c.id,
- component_name = self.tbl_component.c.name))
+ component_name = self.tbl_component.c.name),
+ extension = validator)
mapper(DBConfig, self.tbl_config,
properties = dict(config_id = self.tbl_config.c.id))
# using lazy='dynamic' in the back
# reference because we have A LOT of
# files in one location
- backref=backref('files', lazy='dynamic'))))
+ backref=backref('files', lazy='dynamic'))),
+ extension = validator)
mapper(Fingerprint, self.tbl_fingerprint,
properties = dict(fingerprint_id = self.tbl_fingerprint.c.id,
keyring_id = self.tbl_fingerprint.c.keyring,
keyring = relation(Keyring),
source_acl = relation(SourceACL),
- binary_acl = relation(BinaryACL)))
+ binary_acl = relation(BinaryACL)),
+ extension = validator)
mapper(Keyring, self.tbl_keyrings,
properties = dict(keyring_name = self.tbl_keyrings.c.name,
mapper(Location, self.tbl_location,
properties = dict(location_id = self.tbl_location.c.id,
component_id = self.tbl_location.c.component,
- component = relation(Component),
+ component = relation(Component, backref='location'),
archive_id = self.tbl_location.c.archive,
archive = relation(Archive),
- archive_type = self.tbl_location.c.type))
+ # FIXME: the 'type' column is old cruft and
+ # should be removed in the future.
+ archive_type = self.tbl_location.c.type),
+ extension = validator)
mapper(Maintainer, self.tbl_maintainer,
properties = dict(maintainer_id = self.tbl_maintainer.c.id,
maintains_sources = relation(DBSource, backref='maintainer',
primaryjoin=(self.tbl_maintainer.c.id==self.tbl_source.c.maintainer)),
changed_sources = relation(DBSource, backref='changedby',
- primaryjoin=(self.tbl_maintainer.c.id==self.tbl_source.c.changedby))))
+ primaryjoin=(self.tbl_maintainer.c.id==self.tbl_source.c.changedby))),
+ extension = validator)
mapper(NewComment, self.tbl_new_comments,
properties = dict(comment_id = self.tbl_new_comments.c.id))
mapper(Override, self.tbl_override,
properties = dict(suite_id = self.tbl_override.c.suite,
- suite = relation(Suite),
+ suite = relation(Suite, \
+ backref=backref('overrides', lazy='dynamic')),
package = self.tbl_override.c.package,
component_id = self.tbl_override.c.component,
- component = relation(Component),
+ component = relation(Component, \
+ backref=backref('overrides', lazy='dynamic')),
priority_id = self.tbl_override.c.priority,
- priority = relation(Priority),
+ priority = relation(Priority, \
+ backref=backref('overrides', lazy='dynamic')),
section_id = self.tbl_override.c.section,
- section = relation(Section),
+ section = relation(Section, \
+ backref=backref('overrides', lazy='dynamic')),
overridetype_id = self.tbl_override.c.type,
- overridetype = relation(OverrideType)))
+ overridetype = relation(OverrideType, \
+ backref=backref('overrides', lazy='dynamic'))))
mapper(OverrideType, self.tbl_override_type,
properties = dict(overridetype = self.tbl_override_type.c.type,
version = self.tbl_source.c.version,
maintainer_id = self.tbl_source.c.maintainer,
poolfile_id = self.tbl_source.c.file,
- poolfile = relation(PoolFile),
+ poolfile = relation(PoolFile, backref=backref('source', uselist = False)),
fingerprint_id = self.tbl_source.c.sig_fpr,
fingerprint = relation(Fingerprint),
changedby_id = self.tbl_source.c.changedby,
srcfiles = relation(DSCFile,
primaryjoin=(self.tbl_source.c.id==self.tbl_dsc_files.c.source)),
suites = relation(Suite, secondary=self.tbl_src_associations,
- backref='sources'),
- srcuploaders = relation(SrcUploader)))
+ backref=backref('sources', lazy='dynamic')),
+ srcuploaders = relation(SrcUploader)),
+ extension = validator)
mapper(SourceACL, self.tbl_source_acl,
properties = dict(source_acl_id = self.tbl_source_acl.c.id))
- mapper(SrcAssociation, self.tbl_src_associations,
- properties = dict(sa_id = self.tbl_src_associations.c.id,
- suite_id = self.tbl_src_associations.c.suite,
- suite = relation(Suite),
- source_id = self.tbl_src_associations.c.source,
- source = relation(DBSource)))
-
mapper(SrcFormat, self.tbl_src_format,
properties = dict(src_format_id = self.tbl_src_format.c.id,
format_name = self.tbl_src_format.c.format_name))
mapper(Suite, self.tbl_suite,
properties = dict(suite_id = self.tbl_suite.c.id,
policy_queue = relation(PolicyQueue),
- copy_queues = relation(BuildQueue, secondary=self.tbl_suite_build_queue_copy)))
+ copy_queues = relation(BuildQueue,
+ secondary=self.tbl_suite_build_queue_copy)),
+ extension = validator)
mapper(SuiteSrcFormat, self.tbl_suite_src_formats,
properties = dict(suite_id = self.tbl_suite_src_formats.c.suite,
mapper(Uid, self.tbl_uid,
properties = dict(uid_id = self.tbl_uid.c.id,
- fingerprint = relation(Fingerprint)))
+ fingerprint = relation(Fingerprint)),
+ extension = validator)
mapper(UploadBlock, self.tbl_upload_blocks,
properties = dict(upload_block_id = self.tbl_upload_blocks.c.id,
fingerprint = relation(Fingerprint, backref="uploadblocks"),
uid = relation(Uid, backref="uploadblocks")))
+ mapper(BinContents, self.tbl_bin_contents,
+ properties = dict(
+ binary = relation(DBBinary,
+ backref=backref('contents', lazy='dynamic', cascade='all')),
+ file = self.tbl_bin_contents.c.file))
+
## Connection functions
def __createconn(self):
from config import Config
connstr = "postgres:///%s" % cnf["DB::Name"]
if cnf["DB::Port"] and cnf["DB::Port"] != "-1":
connstr += "?port=%s" % cnf["DB::Port"]
-
- self.db_pg = create_engine(connstr, echo=self.debug)
+ if not cnf.has_key('DB::PoolSize'):
+ cnf['DB::PoolSize'] = '5'
+ if not cnf.has_key('DB::MaxOverflow'):
+ cnf['DB::MaxOverflow'] = '10'
+
+ self.db_pg = create_engine(connstr, echo=self.debug,
+ pool_size=int(cnf['DB::PoolSize']),
+ max_overflow=int(cnf['DB::MaxOverflow']))
self.db_meta = MetaData()
self.db_meta.bind = self.db_pg
self.db_smaker = sessionmaker(bind=self.db_pg,