"""
from daklib.config import Config
+import daklib.daksubprocess
from daklib.dbconn import *
import daklib.dbconn as dbconn
from daklib.regexes import *
from daklib.textutils import fix_maintainer, ParseMaintError
import daklib.lintian as lintian
import daklib.utils as utils
+import daklib.upload
import apt_inst
import apt_pkg
from apt_pkg import version_compare
+import datetime
+import errno
import os
+import subprocess
+import textwrap
import time
import yaml
-# TODO: replace by subprocess
-import commands
+def check_fields_for_valid_utf8(filename, control):
+ """Check all fields of a control file for valid UTF-8"""
+ for field in control.keys():
+ try:
+ field.decode('utf-8')
+ control[field].decode('utf-8')
+ except UnicodeDecodeError:
+ raise Reject('{0}: The {1} field is not valid UTF-8'.format(filename, field))
class Reject(Exception):
"""exception raised by failing checks"""
pass
+class RejectExternalFilesMismatch(Reject):
+ """exception raised by failing the external hashes check"""
+
+ def __str__(self):
+ return "'%s' has mismatching %s from the external files db ('%s' [current] vs '%s' [external])" % self.args[:4]
+
+class RejectACL(Reject):
+ """exception raise by failing ACL checks"""
+ def __init__(self, acl, reason):
+ self.acl = acl
+ self.reason = reason
+
+ def __str__(self):
+ return "ACL {0}: {1}".format(self.acl.name, self.reason)
+
class Check(object):
"""base class for checks
"""
return False
-class SignatureCheck(Check):
+class SignatureAndHashesCheck(Check):
+ def check_replay(self, upload):
+ # Use private session as we want to remember having seen the .changes
+ # in all cases.
+ session = upload.session
+ history = SignatureHistory.from_signed_file(upload.changes)
+ r = history.query(session)
+ if r is not None:
+ raise Reject('Signature for changes file was already seen at {0}.\nPlease refresh the signature of the changes file if you want to upload it again.'.format(r.seen))
+ return True
+
"""Check signature of changes and dsc file (if included in upload)
Make sure the signature is valid and done by a known user.
changes = upload.changes
if not changes.valid_signature:
raise Reject("Signature for .changes not valid.")
- if changes.source is not None:
- if not changes.source.valid_signature:
+ self.check_replay(upload)
+ self._check_hashes(upload, changes.filename, changes.files.itervalues())
+
+ source = None
+ try:
+ source = changes.source
+ except Exception as e:
+ raise Reject("Invalid dsc file: {0}".format(e))
+ if source is not None:
+ if not source.valid_signature:
raise Reject("Signature for .dsc not valid.")
- if changes.source.primary_fingerprint != changes.primary_fingerprint:
+ if source.primary_fingerprint != changes.primary_fingerprint:
raise Reject(".changes and .dsc not signed by the same key.")
+ self._check_hashes(upload, source.filename, source.files.itervalues())
+
if upload.fingerprint is None or upload.fingerprint.uid is None:
raise Reject(".changes signed by unknown key.")
+ """Make sure hashes match existing files
+
+ @type upload: L{daklib.archive.ArchiveUpload}
+ @param upload: upload we are processing
+
+ @type filename: str
+ @param filename: name of the file the expected hash values are taken from
+
+ @type files: sequence of L{daklib.upload.HashedFile}
+ @param files: files to check the hashes for
+ """
+ def _check_hashes(self, upload, filename, files):
+ try:
+ for f in files:
+ f.check(upload.directory)
+ except daklib.upload.FileDoesNotExist as e:
+ raise Reject('{0}: {1}\n'
+ 'Perhaps you need to include the file in your upload?'
+ .format(filename, unicode(e)))
+ except daklib.upload.UploadException as e:
+ raise Reject('{0}: {1}'.format(filename, unicode(e)))
+
+class SignatureTimestampCheck(Check):
+ """Check timestamp of .changes signature"""
+ def check(self, upload):
+ changes = upload.changes
+
+ now = datetime.datetime.utcnow()
+ timestamp = changes.signature_timestamp
+ age = now - timestamp
+
+ age_max = datetime.timedelta(days=365)
+ age_min = datetime.timedelta(days=-7)
+
+ if age > age_max:
+ raise Reject('{0}: Signature from {1} is too old (maximum age is {2} days)'.format(changes.filename, timestamp, age_max.days))
+ if age < age_min:
+ raise Reject('{0}: Signature from {1} is too far in the future (tolerance is {2} days)'.format(changes.filename, timestamp, abs(age_min.days)))
+
+ return True
+
class ChangesCheck(Check):
"""Check changes file for syntax errors."""
def check(self, upload):
if field not in control:
raise Reject('{0}: misses mandatory field {1}'.format(fn, field))
+ check_fields_for_valid_utf8(fn, control)
+
source_match = re_field_source.match(control['Source'])
if not source_match:
raise Reject('{0}: Invalid Source field'.format(fn))
return True
-class HashesCheck(Check):
- """Check hashes in .changes and .dsc are valid."""
+class ExternalHashesCheck(Check):
+ """Checks hashes in .changes and .dsc against an external database."""
+ def check_single(self, session, f):
+ q = session.execute("SELECT size, md5sum, sha1sum, sha256sum FROM external_files WHERE filename LIKE '%%/%s'" % f.filename)
+ (ext_size, ext_md5sum, ext_sha1sum, ext_sha256sum) = q.fetchone() or (None, None, None, None)
+
+ if not ext_size:
+ return
+
+ if ext_size != f.size:
+ raise RejectExternalFilesMismatch(f.filename, 'size', f.size, ext_size)
+
+ if ext_md5sum != f.md5sum:
+ raise RejectExternalFilesMismatch(f.filename, 'md5sum', f.md5sum, ext_md5sum)
+
+ if ext_sha1sum != f.sha1sum:
+ raise RejectExternalFilesMismatch(f.filename, 'sha1sum', f.sha1sum, ext_sha1sum)
+
+ if ext_sha256sum != f.sha256sum:
+ raise RejectExternalFilesMismatch(f.filename, 'sha256sum', f.sha256sum, ext_sha256sum)
+
def check(self, upload):
+ cnf = Config()
+
+ if not cnf.use_extfiles:
+ return
+
+ session = upload.session
changes = upload.changes
+
for f in changes.files.itervalues():
- f.check(upload.directory)
- source = changes.source
+ self.check_single(session, f)
+ source = changes.source
if source is not None:
for f in source.files.itervalues():
- f.check(upload.directory)
+ self.check_single(session, f)
class BinaryCheck(Check):
"""Check binary packages for syntax errors."""
def check(self, upload):
+ debug_deb_name_postfix = "-dbgsym"
+ # XXX: Handle dynamic debug section name here
+
for binary in upload.changes.binaries:
self.check_binary(upload, binary)
- binary_names = set([ binary.control['Package'] for binary in upload.changes.binaries ])
- for bn in binary_names:
- if bn not in upload.changes.binary_names:
- raise Reject('Package {0} is not mentioned in Binary field in changes'.format(bn))
+ binaries = {binary.control['Package']: binary
+ for binary in upload.changes.binaries}
+
+ for name, binary in binaries.items():
+ if name in upload.changes.binary_names:
+ # Package is listed in Binary field. Everything is good.
+ pass
+ elif daklib.utils.is_in_debug_section(binary.control):
+ # If we have a binary package in the debug section, we
+ # can allow it to not be present in the Binary field
+ # in the .changes file, so long as its name (without
+ # -dbgsym) is present in the Binary list.
+ if not name.endswith(debug_deb_name_postfix):
+ raise Reject('Package {0} is in the debug section, but '
+ 'does not end in {1}.'.format(name, debug_deb_name_postfix))
+
+ # Right, so, it's named properly, let's check that
+ # the corresponding package is in the Binary list
+ origin_package_name = name[:-len(debug_deb_name_postfix)]
+ if origin_package_name not in upload.changes.binary_names:
+ raise Reject(
+ "Debug package {debug}'s corresponding binary package "
+ "{origin} is not present in the Binary field.".format(
+ debug=name, origin=origin_package_name))
+ else:
+ # Someone was a nasty little hacker and put a package
+ # into the .changes that isn't in debian/control. Bad,
+ # bad person.
+ raise Reject('Package {0} is not mentioned in Binary field in changes'.format(name))
return True
fn = binary.hashed_file.filename
control = binary.control
- for field in ('Package', 'Architecture', 'Version', 'Description'):
+ for field in ('Package', 'Architecture', 'Version', 'Description', 'Section'):
if field not in control:
raise Reject('{0}: Missing mandatory field {0}.'.format(fn, field))
+ check_fields_for_valid_utf8(fn, control)
+
# check fields
package = control['Package']
except:
raise Reject('{0}: APT could not parse {1} field'.format(fn, field))
+ # "Multi-Arch: no" breaks wanna-build, #768353
+ multi_arch = control.get("Multi-Arch")
+ if multi_arch == 'no':
+ raise Reject('{0}: Multi-Arch: no support in Debian is broken (#768353)'.format(fn))
+
class BinaryTimestampCheck(Check):
"""check timestamps of files in binary packages
def check(self, upload):
cnf = Config()
future_cutoff = time.time() + cnf.find_i('Dinstall::FutureTimeTravelGrace', 24*3600)
- past_cutoff = time.mktime(time.strptime(cnf.find('Dinstall::PastCutoffYear', '1984'), '%Y'))
+ past_cutoff = time.mktime(time.strptime(cnf.find('Dinstall::PastCutoffYear', '1975'), '%Y'))
class TarTime(object):
def __init__(self):
self.past_files = dict()
def callback(self, member, data):
if member.mtime > future_cutoff:
- future_files[member.name] = member.mtime
+ self.future_files[member.name] = member.mtime
elif member.mtime < past_cutoff:
- past_files[member.name] = member.mtime
+ self.past_files[member.name] = member.mtime
def format_reason(filename, direction, files):
reason = "{0}: has {1} file(s) with a timestamp too far in the {2}:\n".format(filename, len(files), direction)
version = control['Version']
if is_orig:
- version = re_field_version_upstream.match(version).group('upstream')
+ upstream_match = re_field_version_upstream.match(version)
+ if not upstream_match:
+ raise Reject('{0}: Source package includes upstream tarball, but {0} has no Debian revision.'.format(filename, version))
+ version = upstream_match.group('upstream')
version_match = re_field_version.match(version)
version_without_epoch = version_match.group('without_epoch')
if match.group('version') != version_without_epoch:
control = source.dsc
dsc_fn = source._dsc_file.filename
+ check_fields_for_valid_utf8(dsc_fn, control)
+
# check fields
if not re_field_package.match(control['Source']):
raise Reject('{0}: Invalid Source field'.format(dsc_fn))
"""Check the uploader is allowed to upload the packages in .changes"""
def _does_hijack(self, session, upload, suite):
+ # Try to catch hijacks.
+ # This doesn't work correctly. Uploads to experimental can still
+ # "hijack" binaries from unstable. Also one can hijack packages
+ # via buildds (but people who try this should not be DMs).
for binary_name in upload.changes.binary_names:
binaries = session.query(DBBinary).join(DBBinary.source) \
.filter(DBBinary.suites.contains(suite)) \
.filter(DBBinary.package == binary_name)
for binary in binaries:
if binary.source.source != upload.changes.changes['Source']:
- return True, binary, binary.source.source
+ return True, binary.package, binary.source.source
return False, None, None
def _check_acl(self, session, upload, acl):
acl_per_source = session.query(ACLPerSource).filter_by(acl=acl, fingerprint=upload.fingerprint, source=source_name).first()
if acl.allow_per_source:
- # XXX: Drop DMUA part here and switch to new implementation.
- dmua_status, dmua_reason = self._check_dmua(upload)
- if not dmua_status:
- return False, dmua_reason
- #if acl_per_source is None:
- # return False, "not allowed to upload source package '{0}'".format(source_name)
+ if acl_per_source is None:
+ return False, "not allowed to upload source package '{0}'".format(source_name)
if acl.deny_per_source and acl_per_source is not None:
return False, acl_per_source.reason or "forbidden to upload source package '{0}'".format(source_name)
return True, None
- def _check_dmua(self, upload):
- # This code is not very nice, but hopefully works until we can replace
- # DM-Upload-Allowed, cf. https://lists.debian.org/debian-project/2012/06/msg00029.html
- session = upload.session
-
- # Check DM-Upload-Allowed
- suites = upload.final_suites
- assert len(suites) == 1
- suite = list(suites)[0]
-
- last_suites = ['unstable', 'experimental']
- if suite.suite_name.endswith('-backports'):
- last_suites = [suite.suite_name]
- last = session.query(DBSource).filter_by(source=upload.changes.changes['Source']) \
- .join(DBSource.suites).filter(Suite.suite_name.in_(last_suites)) \
- .order_by(DBSource.version.desc()).limit(1).first()
- if last is None:
- return False, 'No existing source found in {0}'.format(' or '.join(last_suites))
- if not last.dm_upload_allowed:
- return False, 'DM-Upload-Allowed is not set in {0}={1}'.format(last.source, last.version)
-
- # check current Changed-by is in last Maintainer or Uploaders
- uploader_names = [ u.name for u in last.uploaders ]
- changed_by_field = upload.changes.changes.get('Changed-By', upload.changes.changes['Maintainer'])
- if changed_by_field not in uploader_names:
- return False, '{0} is not an uploader for {1}={2}'.format(changed_by_field, last.source, last.version)
-
- # check Changed-by is the DM
- changed_by = fix_maintainer(changed_by_field)
- uid = upload.fingerprint.uid
- if uid is None:
- return False, 'Unknown uid for fingerprint {0}'.format(upload.fingerprint.fingerprint)
- if uid.uid != changed_by[3] and uid.name != changed_by[2]:
- return False, 'DMs are not allowed to sponsor uploads (expected {0} <{1}> as maintainer, but got {2})'.format(uid.name, uid.uid, changed_by_field)
-
- return True, None
-
def check(self, upload):
session = upload.session
fingerprint = upload.fingerprint
raise Reject('No ACL for fingerprint {0}'.format(fingerprint.fingerprint))
result, reason = self._check_acl(session, upload, acl)
if not result:
- raise Reject(reason)
+ raise RejectACL(acl, reason)
for acl in session.query(ACL).filter_by(is_global=True):
result, reason = self._check_acl(session, upload, acl)
if result == False:
- raise Reject(reason)
+ raise RejectACL(acl, reason)
return True
if transitions is None:
return True
+ session = upload.session
+
control = upload.changes.changes
source = re_field_source.match(control['Source']).group('package')
for trans in transitions:
t = transitions[trans]
- source = t["source"]
+ transition_source = t["source"]
expected = t["new"]
# Will be None if nothing is in testing.
- current = get_source_in_suite(source, "testing", session)
+ current = get_source_in_suite(transition_source, "testing", session)
if current is not None:
compare = apt_pkg.version_compare(current.version, expected)
Release Team, and {3} is the Release-Team member responsible for it.
Please mail debian-release@lists.debian.org or contact {3} directly if you
need further assistance. You might want to upload to experimental until this
-transition is done.""".format(source, currentlymsg, expected,t["rm"])))
+transition is done.""".format(transition_source, currentlymsg, expected,t["rm"])))
raise Reject(rejectmsg)
contents = file(path, 'r').read()
try:
- transitions = yaml.load(contents)
+ transitions = yaml.safe_load(contents)
return transitions
except yaml.YAMLError as msg:
utils.warn('Not checking transitions, the transitions file is broken: {0}'.format(msg))
return None
class NoSourceOnlyCheck(Check):
+ def is_source_only_upload(self, upload):
+ changes = upload.changes
+ if changes.source is not None and len(changes.binaries) == 0:
+ return True
+ return False
+
"""Check for source-only upload
Source-only uploads are only allowed if Dinstall::AllowSourceOnlyUploads is
set. Otherwise they are rejected.
+
+ Source-only uploads are only accepted for source packages having a
+ Package-List field that also lists architectures per package. This
+ check can be disabled via
+ Dinstall::AllowSourceOnlyUploadsWithoutPackageList.
+
+ Source-only uploads to NEW are only allowed if
+ Dinstall::AllowSourceOnlyNew is set.
+
+ Uploads not including architecture-independent packages are only
+ allowed if Dinstall::AllowNoArchIndepUploads is set.
+
"""
def check(self, upload):
- if Config().find_b("Dinstall::AllowSourceOnlyUploads"):
+ if not self.is_source_only_upload(upload):
return True
+
+ allow_source_only_uploads = Config().find_b('Dinstall::AllowSourceOnlyUploads')
+ allow_source_only_uploads_without_package_list = Config().find_b('Dinstall::AllowSourceOnlyUploadsWithoutPackageList')
+ allow_source_only_new = Config().find_b('Dinstall::AllowSourceOnlyNew')
+ allow_no_arch_indep_uploads = Config().find_b('Dinstall::AllowNoArchIndepUploads')
changes = upload.changes
- if changes.source is not None and len(changes.binaries) == 0:
+
+ if not allow_source_only_uploads:
raise Reject('Source-only uploads are not allowed.')
+ if not allow_source_only_uploads_without_package_list \
+ and changes.source.package_list.fallback:
+ raise Reject('Source-only uploads are only allowed if a Package-List field that also list architectures is included in the source package. dpkg (>= 1.17.7) includes this information.')
+ if not allow_source_only_new and upload.new:
+ raise Reject('Source-only uploads to NEW are not allowed.')
+
+ if not allow_no_arch_indep_uploads \
+ and 'all' not in changes.architectures \
+ and 'experimental' not in changes.distributions \
+ and 'unstable' not in changes.distributions \
+ and 'sid' not in changes.distributions \
+ and changes.source.package_list.has_arch_indep_packages():
+ raise Reject('Uploads not including architecture-independent packages are not allowed.')
+
+ return True
+
+class ArchAllBinNMUCheck(Check):
+ """Check for arch:all binNMUs"""
+ def check(self, upload):
+ changes = upload.changes
+
+ if 'all' in changes.architectures and changes.changes.get('Binary-Only') == 'yes':
+ raise Reject('arch:all binNMUs are not allowed.')
+
return True
class LintianCheck(Check):
with open(tagfile, 'r') as sourcefile:
sourcecontent = sourcefile.read()
try:
- lintiantags = yaml.load(sourcecontent)['lintian']
+ lintiantags = yaml.safe_load(sourcecontent)['lintian']
except yaml.YAMLError as msg:
raise Exception('Could not read lintian tags file {0}, YAML error: {1}'.format(tagfile, msg))
- fd, temp_filename = utils.temp_filename()
+ fd, temp_filename = utils.temp_filename(mode=0o644)
temptagfile = os.fdopen(fd, 'w')
for tags in lintiantags.itervalues():
for tag in tags:
changespath = os.path.join(upload.directory, changes.filename)
try:
- # FIXME: no shell
- cmd = "lintian --show-overrides --tags-from-file {0} {1}".format(temp_filename, changespath)
- result, output = commands.getstatusoutput(cmd)
+ cmd = []
+ result = 0
+
+ user = cnf.get('Dinstall::UnprivUser') or None
+ if user is not None:
+ cmd.extend(['sudo', '-H', '-u', user])
+
+ cmd.extend(['/usr/bin/lintian', '--show-overrides', '--tags-from-file', temp_filename, changespath])
+ output = daklib.daksubprocess.check_output(cmd, stderr=subprocess.STDOUT)
+ except subprocess.CalledProcessError as e:
+ result = e.returncode
+ output = e.output
finally:
os.unlink(temp_filename)
if query.first() is None:
raise Reject('source format {0} is not allowed in suite {1}'.format(source_format, suite.suite_name))
+class SuiteCheck(Check):
+ def per_suite_check(self, upload, suite):
+ if not suite.accept_source_uploads and upload.changes.source is not None:
+ raise Reject('The suite "{0}" does not accept source uploads.'.format(suite.suite_name))
+ if not suite.accept_binary_uploads and len(upload.changes.binaries) != 0:
+ raise Reject('The suite "{0}" does not accept binary uploads.'.format(suite.suite_name))
+ return True
+
class SuiteArchitectureCheck(Check):
def per_suite_check(self, upload, suite):
session = upload.session
for arch in upload.changes.architectures:
query = session.query(Architecture).filter_by(arch_string=arch).filter(Architecture.suites.contains(suite))
if query.first() is None:
- raise Reject('Architecture {0} is not allowed in suite {2}'.format(arch, suite.suite_name))
+ raise Reject('Architecture {0} is not allowed in suite {1}'.format(arch, suite.suite_name))
return True
else:
return db_binary.version
- def _version_checks(self, upload, suite, op):
+ def _version_checks(self, upload, suite, other_suite, op, op_name):
session = upload.session
if upload.changes.source is not None:
source_name = upload.changes.source.dsc['Source']
source_version = upload.changes.source.dsc['Version']
- v = self._highest_source_version(session, source_name, suite)
+ v = self._highest_source_version(session, source_name, other_suite)
if v is not None and not op(version_compare(source_version, v)):
- raise Reject('Version check failed (source={0}, version={1}, other-version={2}, suite={3})'.format(source_name, source_version, v, suite.suite_name))
+ raise Reject("Version check failed:\n"
+ "Your upload included the source package {0}, version {1},\n"
+ "however {3} already has version {2}.\n"
+ "Uploads to {5} must have a {4} version than present in {3}."
+ .format(source_name, source_version, v, other_suite.suite_name, op_name, suite.suite_name))
for binary in upload.changes.binaries:
binary_name = binary.control['Package']
binary_version = binary.control['Version']
architecture = binary.control['Architecture']
- v = self._highest_binary_version(session, binary_name, suite, architecture)
+ v = self._highest_binary_version(session, binary_name, other_suite, architecture)
if v is not None and not op(version_compare(binary_version, v)):
- raise Reject('Version check failed (binary={0}, version={1}, other-version={2}, suite={3})'.format(binary_name, binary_version, v, suite.suite_name))
+ raise Reject("Version check failed:\n"
+ "Your upload included the binary package {0}, version {1}, for {2},\n"
+ "however {4} already has version {3}.\n"
+ "Uploads to {6} must have a {5} version than present in {4}."
+ .format(binary_name, binary_version, architecture, v, other_suite.suite_name, op_name, suite.suite_name))
def per_suite_check(self, upload, suite):
session = upload.session
must_be_newer_than.append(suite)
for s in must_be_newer_than:
- self._version_checks(upload, s, lambda result: result > 0)
+ self._version_checks(upload, suite, s, lambda result: result > 0, 'higher')
vc_older = session.query(dbconn.VersionCheck).filter_by(suite=suite, check='MustBeOlderThan')
must_be_older_than = [ vc.reference for vc in vc_older ]
for s in must_be_older_than:
- self._version_checks(upload, s, lambda result: result < 0)
+ self._version_checks(upload, suite, s, lambda result: result < 0, 'lower')
return True