def _start_unmerge(self, lock_task):
self._assert_current(lock_task)
if lock_task.cancelled:
self._default_final_exit(lock_task)
return
lock_task.future.result()
portage.prepare_build_dirs(
settings=self.settings, cleanup=True)
# Output only gets logged if it comes after prepare_build_dirs()
# which initializes PORTAGE_LOG_FILE.
retval, pkgmap = _unmerge_display(self.pkg.root_config,
self.opts, "unmerge", [self.pkg.cpv], clean_delay=0,
writemsg_level=self._writemsg_level)
if retval != os.EX_OK:
self._async_unlock_builddir(returncode=retval)
return
self._writemsg_level(">>> Unmerging %s...\n" % (self.pkg.cpv,),
noiselevel=-1)
self._emergelog("=== Unmerging... (%s)" % (self.pkg.cpv,))
cat, pf = portage.catsplit(self.pkg.cpv)
unmerge_task = MergeProcess(
mycat=cat, mypkg=pf, settings=self.settings,
treetype="vartree", vartree=self.pkg.root_config.trees["vartree"],
scheduler=self.scheduler, background=self.background,
mydbapi=self.pkg.root_config.trees["vartree"].dbapi,
prev_mtimes=self.ldpath_mtimes,
logfile=self.settings.get("PORTAGE_LOG_FILE"), unmerge=True)
self._start_task(unmerge_task, self._unmerge_exit)
def _start(self):
vardb = self.pkg.root_config.trees["vartree"].dbapi
dbdir = vardb.getpath(self.pkg.cpv)
if not os.path.exists(dbdir):
# Apparently the package got uninstalled
# already, so we can safely return early.
self.returncode = os.EX_OK
self._async_wait()
return
self.settings.setcpv(self.pkg)
cat, pf = portage.catsplit(self.pkg.cpv)
myebuildpath = os.path.join(dbdir, pf + ".ebuild")
try:
portage.doebuild_environment(myebuildpath, "prerm",
settings=self.settings, db=vardb)
except UnsupportedAPIException:
# This is safe to ignore since this function is
# guaranteed to set PORTAGE_BUILDDIR even though
# it raises UnsupportedAPIException. The error
# will be logged when it prevents the pkg_prerm
# and pkg_postrm phases from executing.
pass
self._builddir_lock = EbuildBuildDir(
scheduler=self.scheduler, settings=self.settings)
self._builddir_lock.lock()
portage.prepare_build_dirs(
settings=self.settings, cleanup=True)
# Output only gets logged if it comes after prepare_build_dirs()
# which initializes PORTAGE_LOG_FILE.
retval, pkgmap = _unmerge_display(self.pkg.root_config,
self.opts, "unmerge", [self.pkg.cpv], clean_delay=0,
writemsg_level=self._writemsg_level)
if retval != os.EX_OK:
self._builddir_lock.unlock()
self.returncode = retval
self._async_wait()
return
self._writemsg_level(">>> Unmerging %s...\n" % (self.pkg.cpv,),
noiselevel=-1)
self._emergelog("=== Unmerging... (%s)" % (self.pkg.cpv,))
unmerge_task = MergeProcess(
mycat=cat, mypkg=pf, settings=self.settings,
treetype="vartree", vartree=self.pkg.root_config.trees["vartree"],
scheduler=self.scheduler, background=self.background,
mydbapi=self.pkg.root_config.trees["vartree"].dbapi,
prev_mtimes=self.ldpath_mtimes,
logfile=self.settings.get("PORTAGE_LOG_FILE"), unmerge=True)
self._start_task(unmerge_task, self._unmerge_exit)
def _start_unmerge(self, lock_task):
self._assert_current(lock_task)
if lock_task.cancelled:
self._default_final_exit(lock_task)
return
lock_task.future.result()
portage.prepare_build_dirs(settings=self.settings, cleanup=True)
# Output only gets logged if it comes after prepare_build_dirs()
# which initializes PORTAGE_LOG_FILE.
retval, _ = _unmerge_display(
self.pkg.root_config,
self.opts,
"unmerge",
[self.pkg.cpv],
clean_delay=0,
writemsg_level=self._writemsg_level,
)
if retval != os.EX_OK:
self._async_unlock_builddir(returncode=retval)
return
self._writemsg_level(">>> Unmerging %s...\n" % (self.pkg.cpv, ),
noiselevel=-1)
self._emergelog("=== Unmerging... (%s)" % (self.pkg.cpv, ))
cat, pf = portage.catsplit(self.pkg.cpv)
unmerge_task = MergeProcess(
mycat=cat,
mypkg=pf,
settings=self.settings,
treetype="vartree",
vartree=self.pkg.root_config.trees["vartree"],
scheduler=self.scheduler,
background=self.background,
mydbapi=self.pkg.root_config.trees["vartree"].dbapi,
prev_mtimes=self.ldpath_mtimes,
logfile=self.settings.get("PORTAGE_LOG_FILE"),
unmerge=True,
)
self._start_task(unmerge_task, self._unmerge_exit)
def testUnmergeOrder(self):
ebuilds = {
"c/x-1": {},
"c/y-2": {},
"c/y-3": {},
"c/z-4": {},
"c/z-5": {},
"c/z-6": {},
"c/zz-4": {},
"c/zz-5": {},
"c/zz-6": {},
}
installed = {
"c/x-1": {},
"c/y-2": {},
"c/z-4": {},
"c/z-5": {},
"c/z-6": {},
"c/zz-4": {},
"c/zz-5": {},
"c/zz-6": {},
}
test_cases = (
# cp = category/package
# cpv = category/package-version
# Single cpv atom, representing the only available instance of the cp.
# The pkgmap should contain exactly that cpv and no omitted packages.
_TestData(["c/x-1"], [(["c/x-1"], [])]),
# Single cp atom. The pkgmap should contain the only available cpv to
# which the cp expands, no omitted packages.
_TestData(["c/x"], [(["c/x-1"], [])]),
# Duplicate cpv atom, representing the only available instance of the cp.
# The pkgmap should contain the cpv with no omitted packages, and an empty
# entry representing the duplicate.
_TestData(["c/x-1", "c/x-1"], [(["c/x-1"], []), ([], [])]),
# Duplicate cp atom, representing the only available instance. The pkgmap
# should contain the only available cpv to which the cp expands, with no
# omitted packages, and a second empty entry representing the duplicate.
_TestData(["c/x", "c/x"], [(["c/x-1"], []), ([], [])]),
# Single cpv atom, representing one of the two available instances. The
# pkgmap should contain exactly that cpv. Since the other instance is not
# installed, there should be no omitted packages.
_TestData(["c/y-2"], [(["c/y-2"], [])]),
# Single cp atom. The pkgmap should contain exactly the only installed
# instance and no omitted packages.
_TestData(["c/y"], [(["c/y-2"], [])]),
# Single cpv atom, representing one of the three available instances.
# The pkgmap should contain exactly the cpv. Since all three instances
# are installed, the other two instances should be in the omitted packages.
_TestData(["c/z-4"], [(["c/z-4"], ["c/z-5", "c/z-6"])]),
# Single cp atom. The pkgmap should contain all three installed instances.
# Since there are no other installed instances, there should be no omitted
# packages.
_TestData(["c/z"], [(["c/z-4", "c/z-5", "c/z-6"], [])]),
# Two cpv atoms belonging to the same cp. The pkgmap should contain an
# entry for each cpv, in the same order. The third installed cpv belonging
# to the cp should be listed in the omitted section of each entry.
_TestData(["c/z-4", "c/z-5"], [(["c/z-4"], ["c/z-6"]),
(["c/z-5"], ["c/z-6"])]),
_TestData(["c/z-5", "c/z-4"], [(["c/z-5"], ["c/z-6"]),
(["c/z-4"], ["c/z-6"])]),
# Three cpv atoms belonging to the same cp. The pkgmap should contain an
# entry for each cpv, in the same order. Since there are no other instances
# of the cp, the omitted section of each entry should be empty.
_TestData(["c/z-4", "c/z-5", "c/z-6"], [(["c/z-4"], []),
(["c/z-5"], []),
(["c/z-6"], [])]),
_TestData(["c/z-6", "c/z-5", "c/z-4"], [(["c/z-6"], []),
(["c/z-5"], []),
(["c/z-4"], [])]),
# First a cp atom, then a cpv atom that is an instance of the cp. The
# pkgmap should contain an entry containing all installed cpv's that the cp
# expands to, in sorted order. It should then contain an empty entry
# representing the input cpv that is already covered by the expansion of
# the cp.
_TestData(["c/z", "c/z-4"], [(["c/z-4", "c/z-5", "c/z-6"], []),
([], [])]),
_TestData(["c/z", "c/z-6"], [(["c/z-4", "c/z-5", "c/z-6"], []),
([], [])]),
# First a cpv atom, then the cp to which the cpv belongs. The pkgmap
# should contain an entry for the first cpv, then an entry containing
# the remaining cpv's to which the cp expands.
_TestData(["c/z-4", "c/z"], [(["c/z-4"], []),
(["c/z-5", "c/z-6"], [])]),
_TestData(["c/z-6", "c/z"], [(["c/z-6"], []),
(["c/z-4", "c/z-5"], [])]),
# More mixed cp/cpv's. The cp should expand to all cpv's except those
# covered by a preceding cpv. The cpv's after the cp should result in empty
# entries, since they are already covered by the expansion of the cp.
_TestData(["c/z", "c/z-4", "c/z-5"],
[(["c/z-4", "c/z-5", "c/z-6"], []), ([], []), ([], [])]),
_TestData(["c/z", "c/z-5", "c/z-4"],
[(["c/z-4", "c/z-5", "c/z-6"], []), ([], []), ([], [])]),
_TestData(["c/z-4", "c/z", "c/z-5"], [(["c/z-4"], []),
(["c/z-5", "c/z-6"], []),
([], [])]),
_TestData(["c/z-5", "c/z", "c/z-4"], [(["c/z-5"], []),
(["c/z-4", "c/z-6"], []),
([], [])]),
_TestData(["c/z-4", "c/z-5", "c/z"], [(["c/z-4"], []),
(["c/z-5"], []),
(["c/z-6"], [])]),
_TestData(["c/z-5", "c/z-4", "c/z"], [(["c/z-5"], []),
(["c/z-4"], []),
(["c/z-6"], [])]),
_TestData(["c/z", "c/z-4", "c/z-5", "c/z-6"],
[(["c/z-4", "c/z-5", "c/z-6"], []), ([], []), ([], []),
([], [])]),
_TestData(["c/z", "c/z-6", "c/z-5", "c/z-4"],
[(["c/z-4", "c/z-5", "c/z-6"], []), ([], []), ([], []),
([], [])]),
_TestData(["c/z-4", "c/z", "c/z-5", "c/z-6"],
[(["c/z-4"], []), (["c/z-5", "c/z-6"], []), ([], []),
([], [])]),
_TestData(["c/z-6", "c/z", "c/z-5", "c/z-4"],
[(["c/z-6"], []), (["c/z-4", "c/z-5"], []), ([], []),
([], [])]),
_TestData(["c/z-4", "c/z-5", "c/z", "c/z-6"], [(["c/z-4"], []),
(["c/z-5"], []),
(["c/z-6"], []),
([], [])]),
_TestData(["c/z-6", "c/z-5", "c/z", "c/z-4"], [(["c/z-6"], []),
(["c/z-5"], []),
(["c/z-4"], []),
([], [])]),
_TestData(["c/z-4", "c/z-5", "c/z-6", "c/z"], [(["c/z-4"], []),
(["c/z-5"], []),
(["c/z-6"], []),
([], [])]),
_TestData(["c/z-6", "c/z-5", "c/z-4", "c/z"], [(["c/z-6"], []),
(["c/z-5"], []),
(["c/z-4"], []),
([], [])]),
# Two cpv that do not belong to the same cp. The pkgmap should contain an
# entry for each cpv, in the same order. If there are other installed
# instances of the cp to which the cpv belongs, they should be listed
# in the omitted section.
_TestData(["c/x-1", "c/y-2"], [(["c/x-1"], []), (["c/y-2"], [])]),
_TestData(["c/y-2", "c/x-1"], [(["c/y-2"], []), (["c/x-1"], [])]),
_TestData(["c/x-1", "c/z-4"], [(["c/x-1"], []),
(["c/z-4"], ["c/z-5", "c/z-6"])]),
_TestData(["c/z-4", "c/x-1"], [(["c/z-4"], ["c/z-5", "c/z-6"]),
(["c/x-1"], [])]),
# cpv's/cp where some cpv's are not instances of the cp. The pkgmap should
# contain an entry for each in the same order, with the cp expanded
# to all installed instances.
_TestData(["c/x-1", "c/z"], [(["c/x-1"], []),
(["c/z-4", "c/z-5", "c/z-6"], [])]),
_TestData(["c/z", "c/x-1"], [(["c/z-4", "c/z-5", "c/z-6"], []),
(["c/x-1"], [])]),
_TestData(["c/x-1", "c/z-4", "c/z"], [(["c/x-1"], []),
(["c/z-4"], []),
(["c/z-5", "c/z-6"], [])]),
_TestData(["c/z-4", "c/z", "c/x-1"], [(["c/z-4"], []),
(["c/z-5", "c/z-6"], []),
(["c/x-1"], [])]),
_TestData(["c/x-1", "c/z", "c/z-4"],
[(["c/x-1"], []), (["c/z-4", "c/z-5", "c/z-6"], []),
([], [])]),
_TestData(["c/z", "c/z-4", "c/x-1"],
[(["c/z-4", "c/z-5", "c/z-6"], []), ([], []),
(["c/x-1"], [])]),
# Two different cp's. The pkglist should contain an entry for each cp,
# in the same order, containing all cpv's that the cp's expands to.
_TestData(["c/z", "c/zz"], [(["c/z-4", "c/z-5", "c/z-6"], []),
(["c/zz-4", "c/zz-5", "c/zz-6"], [])]),
_TestData(["c/zz", "c/z"], [(["c/zz-4", "c/zz-5", "c/zz-6"], []),
(["c/z-4", "c/z-5", "c/z-6"], [])]),
)
playground = ResolverPlayground(ebuilds=ebuilds, installed=installed)
try:
for test_case in test_cases:
eroot = playground.settings['EROOT']
root_config = playground.trees[eroot]["root_config"]
res, pkgmap = _unmerge_display(root_config, [],
"unmerge",
test_case.unmerge_files,
ordered=True)
self.assertEqual(res, os.EX_OK)
self.assertEqual(pkgmap, test_case.expected_pkgmap)
finally:
playground.cleanup()
def _start(self):
vardb = self.pkg.root_config.trees["vartree"].dbapi
dbdir = vardb.getpath(self.pkg.cpv)
if not os.path.exists(dbdir):
# Apparently the package got uninstalled
# already, so we can safely return early.
self.returncode = os.EX_OK
self._async_wait()
return
self.settings.setcpv(self.pkg)
cat, pf = portage.catsplit(self.pkg.cpv)
myebuildpath = os.path.join(dbdir, pf + ".ebuild")
try:
portage.doebuild_environment(myebuildpath,
"prerm",
settings=self.settings,
db=vardb)
except UnsupportedAPIException:
# This is safe to ignore since this function is
# guaranteed to set PORTAGE_BUILDDIR even though
# it raises UnsupportedAPIException. The error
# will be logged when it prevents the pkg_prerm
# and pkg_postrm phases from executing.
pass
self._builddir_lock = EbuildBuildDir(scheduler=self.scheduler,
settings=self.settings)
self._builddir_lock.lock()
portage.prepare_build_dirs(settings=self.settings, cleanup=True)
# Output only gets logged if it comes after prepare_build_dirs()
# which initializes PORTAGE_LOG_FILE.
retval, pkgmap = _unmerge_display(self.pkg.root_config,
self.opts,
"unmerge", [self.pkg.cpv],
clean_delay=0,
writemsg_level=self._writemsg_level)
if retval != os.EX_OK:
self._builddir_lock.unlock()
self.returncode = retval
self._async_wait()
return
self._writemsg_level(">>> Unmerging %s...\n" % (self.pkg.cpv, ),
noiselevel=-1)
self._emergelog("=== Unmerging... (%s)" % (self.pkg.cpv, ))
unmerge_task = MergeProcess(
mycat=cat,
mypkg=pf,
settings=self.settings,
treetype="vartree",
vartree=self.pkg.root_config.trees["vartree"],
scheduler=self.scheduler,
background=self.background,
mydbapi=self.pkg.root_config.trees["vartree"].dbapi,
prev_mtimes=self.ldpath_mtimes,
logfile=self.settings.get("PORTAGE_LOG_FILE"),
unmerge=True)
self._start_task(unmerge_task, self._unmerge_exit)