almalinux/pungi
14
1
Fork 0
Code Issues Pull Requests Releases Activity

Improve working with query cache.

Browse Source 
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>
This commit is contained in:
Daniel Mach 2016-04-06 06:12:55 -04:00 committed by Lubomír Sedlář
parent 06635a3917
commit 5a2c4f5e0f
1 changed files with 64 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

111
pungi/gather_dnf.py
View File

@ -132,19 +132,26 @@ def filter_binary_noarch_packages(q):
return result
def cache_init(queue, *args, **kwargs):
cache = {}
if kwargs:
queue = queue.filter(**kwargs)
for pkg in queue:
key = tuple(getattr(pkg, arg) for arg in args)
cache.setdefault(key, set()).add(pkg)
return cache
class QueryCache(object):
def __init__(self, queue, *args, **kwargs):
self.cache = {}
self.nargs = len(args)
if kwargs:
queue = queue.filter(**kwargs)
def cache_get(cache, *args):
key = tuple(args)
return cache.get(key, set())
for pkg in queue:
key = tuple(getattr(pkg, arg) for arg in args)
pkgs = self.cache.setdefault(key, [])
if pkg not in pkgs:
# use list preserve package order
pkgs.append(pkg)
def get(self, *args):
if len(args) != self.nargs:
raise ValueError("Expected %s arguments, got %s" % (self.nargs, len(args)))
key = tuple(args)
return self.cache.get(key, None)
class GatherBase(object):
@ -346,6 +353,8 @@ class Gather(GatherBase):
self.q_multilib_binary_packages = self.q_multilib_binary_packages.filter(pkg=[i for i in self.q_multilib_binary_packages if i not in exclude]).apply()
self.q_noarch_binary_packages = self.q_noarch_binary_packages.filter(pkg=[i for i in self.q_noarch_binary_packages if i not in exclude]).apply()
self.init_query_cache()
for pattern in includes:
if pattern == "system-release" and self.opts.greedy_method == "all":
pkgs = self.q_binary_packages.filter(provides=hawkey.Reldep(self.dnf.sack, "system-release")).apply()
@ -377,6 +386,26 @@ class Gather(GatherBase):
return added
@Profiler("Gather.init_query_cache()")
def init_query_cache(self):
# HACK: workaround for insufficient hawkey query performance
# Must be executed *after* add_initial_packages() to exclude packages properly.
# source
self.source_pkgs_cache = QueryCache(self.q_source_packages, "name", "version", "release")
# debug
self.native_debug_packages_cache = QueryCache(self.q_native_debug_packages, "sourcerpm")
self.multilib_debug_packages_cache = QueryCache(self.q_multilib_debug_packages, "sourcerpm")
# fulltree
self.q_native_fulltree_pkgs_cache = QueryCache(self.q_native_binary_packages, "sourcerpm", arch__neq="noarch")
self.q_multilib_fulltree_pkgs_cache = QueryCache(self.q_multilib_binary_packages, "sourcerpm", arch__neq="noarch")
self.q_noarch_fulltree_pkgs_cache = QueryCache(self.q_native_binary_packages, "sourcerpm", arch="noarch")
# multilib
self.q_multilib_binary_packages_cache = QueryCache(self.q_multilib_binary_packages, "name", "version", "release", arch__neq="noarch")
@Profiler("Gather.add_prepopulate_packages()")
def add_prepopulate_packages(self):
added = set()
@ -482,8 +511,6 @@ class Gather(GatherBase):
"""
added = set()
source_pkgs_cache = cache_init(self.q_source_packages,
'name', 'version', 'release')
for pkg in self.result_binary_packages:
assert pkg is not None
@ -495,20 +522,21 @@ class Gather(GatherBase):
source_pkg = self.sourcerpm_cache.get(pkg.sourcerpm, None)
if source_pkg is None:
nvra = parse_nvra(pkg.sourcerpm)
source_pkgs = cache_get(source_pkgs_cache,
nvra["name"], nvra["version"], nvra["release"])
source_pkgs = self.source_pkgs_cache.get(nvra["name"], nvra["version"], nvra["release"])
if source_pkgs:
source_pkg = list(source_pkgs)[0]
self.sourcerpm_cache[pkg.sourcerpm] = source_pkg
self.finished_add_source_packages[pkg] = source_pkg
if source_pkg:
lookaside = self._has_flag(pkg, "lookaside")
if lookaside:
self._set_flag(source_pkg, "lookaside")
if source_pkg not in self.result_source_packages:
added.add(source_pkg)
self.result_source_packages.add(source_pkg)
if not source_pkg:
continue
lookaside = self._has_flag(pkg, "lookaside")
if lookaside:
self._set_flag(source_pkg, "lookaside")
if source_pkg not in self.result_source_packages:
added.add(source_pkg)
self.result_source_packages.add(source_pkg)
return added
@ -520,9 +548,6 @@ class Gather(GatherBase):
"""
added = set()
native_debug_packages_cache = cache_init(self.q_native_debug_packages, 'sourcerpm')
multilib_debug_packages_cache = cache_init(self.q_multilib_debug_packages, 'sourcerpm')
for pkg in self.result_binary_packages:
assert pkg is not None
@ -536,9 +561,12 @@ class Gather(GatherBase):
debug_pkgs = []
if pkg.sourcerpm:
if self.is_native_package(pkg):
debug_pkgs = cache_get(native_debug_packages_cache, pkg.sourcerpm)
debug_pkgs = self.native_debug_packages_cache.get(pkg.sourcerpm)
else:
debug_pkgs = cache_get(multilib_debug_packages_cache, pkg.sourcerpm)
debug_pkgs = self.multilib_debug_packages_cache.get(pkg.sourcerpm)
if not debug_pkgs:
continue
lookaside = self._has_flag(pkg, "lookaside")
for i in debug_pkgs:
@ -563,30 +591,23 @@ class Gather(GatherBase):
if not self.opts.fulltree:
return added
q_native_fulltree_pkgs_cache = cache_init(self.q_native_binary_packages,
'sourcerpm', arch__neq="noarch")
q_multilib_fulltree_pkgs_cache = cache_init(self.q_multilib_binary_packages,
'sourcerpm', arch__neq="noarch")
q_noarch_fulltree_pkgs_cache = cache_init(self.q_native_binary_packages,
'sourcerpm', arch="noarch")
for pkg in sorted(self.result_binary_packages):
assert pkg is not None
try:
fulltree_pkgs = self.finished_add_fulltree_packages[pkg]
except KeyError:
native_fulltree_pkgs = cache_get(q_native_fulltree_pkgs_cache, pkg.sourcerpm)
multilib_fulltree_pkgs = cache_get(q_multilib_fulltree_pkgs_cache, pkg.sourcerpm)
noarch_fulltree_pkgs = cache_get(q_noarch_fulltree_pkgs_cache, pkg.sourcerpm)
native_fulltree_pkgs = self.q_native_fulltree_pkgs_cache.get(pkg.sourcerpm) or []
multilib_fulltree_pkgs = self.q_multilib_fulltree_pkgs_cache.get(pkg.sourcerpm) or []
noarch_fulltree_pkgs = self.q_noarch_fulltree_pkgs_cache.get(pkg.sourcerpm) or []
if not native_fulltree_pkgs:
# no existing native pkgs -> pull multilib
pull_native = False
elif native_fulltree_pkgs & self.result_binary_packages:
elif set(native_fulltree_pkgs) & self.result_binary_packages:
# native pkgs in result -> pull native
pull_native = True
elif multilib_fulltree_pkgs & self.result_binary_packages:
elif set(multilib_fulltree_pkgs) & self.result_binary_packages:
# multilib pkgs in result -> pull multilib
pull_native = False
else:
@ -594,12 +615,12 @@ class Gather(GatherBase):
pull_native = True
if pull_native:
fulltree_pkgs = list(native_fulltree_pkgs)
fulltree_pkgs = native_fulltree_pkgs
else:
fulltree_pkgs = list(multilib_fulltree_pkgs)
fulltree_pkgs = multilib_fulltree_pkgs
# always pull all noarch subpackages
fulltree_pkgs += list(noarch_fulltree_pkgs)
fulltree_pkgs += noarch_fulltree_pkgs
for i in fulltree_pkgs:
if i not in self.result_binary_packages:
@ -673,9 +694,6 @@ class Gather(GatherBase):
if not self.opts.multilib_methods or self.opts.multilib_methods == ["none"]:
return added
q_multilib_binary_packages_cache = cache_init(self.q_multilib_binary_packages,
'name', 'version', 'release', arch__neq="noarch")
for pkg in sorted(self.result_binary_packages):
try:
self.finished_add_multilib_packages[pkg]
@ -689,8 +707,7 @@ class Gather(GatherBase):
self.finished_add_multilib_packages[pkg] = None
continue
pkgs = cache_get(q_multilib_binary_packages_cache,
pkg.name, pkg.version, pkg.release)
pkgs = self.q_multilib_binary_packages_cache.get(pkg.name, pkg.version, pkg.release)
pkgs = self._get_best_package(pkgs)
multilib_pkgs = []
for i in pkgs: