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Optionally merge packages from testing to unstable

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To cope with a partial unstable suite like Ubuntu's -proposed pocket.
This commit is contained in:
Colin Watson 2012-11-04 00:03:26 +00:00 committed by Iain Lane
parent 3b8daa98ec
commit 793a7a5e64
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1 changed files with 74 additions and 0 deletions
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74
britney2/inputs/suiteloader.py
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@ -1,5 +1,6 @@
from abc import abstractmethod
import apt_pkg
import copy
import logging
import os
import sys
@ -117,6 +118,12 @@ class DebMirrorLikeSuiteContentLoader(SuiteContentLoader):
suite.sources = sources
(suite.binaries, suite.provides_table) = self._read_binaries(suite, self._architectures)
if hasattr(self._base_config, 'partial_unstable'):
testing = suites[0]
unstable = suites[1]
self._merge_sources(testing, unstable)
self._merge_binaries(testing, unstable, self._architectures)
return Suites(suites[0], suites[1:])
def _setup_architectures(self):
@ -207,6 +214,73 @@ class DebMirrorLikeSuiteContentLoader(SuiteContentLoader):
return sources
def _merge_sources(self, source, target):
"""Merge sources from `source' into partial suite `target'."""
source_sources = source.sources
target_sources = target.sources
# we need complete copies here, as we might later find some binaries
# which are only in unstable
for pkg, value in source_sources.items():
if pkg not in target_sources:
target_sources[pkg] = copy.deepcopy(value)
def _merge_binaries(self, source, target, arches):
"""Merge `arches' binaries from `source' into partial suite
`target'."""
source_sources = source.sources
source_binaries = source.binaries
target_sources = target.sources
target_binaries = target.binaries
target_provides = target.provides_table
oodsrcs = set()
def _merge_binaries_arch(arch):
for pkg, value in source_binaries[arch].items():
if pkg in target_binaries[arch]:
continue
# Don't merge binaries rendered stale by new sources in target
# that have built on this architecture.
if value.source not in oodsrcs:
source_version = source_sources[value.source].version
try:
target_version = target_sources[value.source].version
except KeyError:
self.logger.info("merge_binaries: pkg %s has no source, NBS?" % pkg)
continue
if source_version != target_version:
current_arch = value.architecture
built = False
for b in target_sources[value.source].binaries:
if b.architecture == arch:
target_value = target_binaries[arch][b.package_name]
if current_arch in (
target_value.architecture, 'all'):
built = True
break
if built:
continue
oodsrcs.add(value.source)
if pkg in target_binaries[arch]:
for p in target_binaries[arch][pkg].provides:
target_provides[arch][p].remove(pkg)
if not target_provides[arch][p]:
del target_provides[arch][p]
target_binaries[arch][pkg] = value
if value.pkg_id not in target_sources[value.source].binaries:
target_sources[value.source].binaries.add(value.pkg_id)
for p in value.provides:
if p not in target_provides[arch]:
target_provides[arch][p] = []
target_provides[arch][p].append(pkg)
for arch in arches:
_merge_binaries_arch(arch)
@staticmethod
def merge_fields(get_field, *field_names, separator=', '):
"""Merge two or more fields (filtering out empty fields; returning None if all are empty)