except OSError:
cwd = "/"
try:
# crap.
os.chmod(self.env["CCACHE_DIR"], 02775)
os.chown(self.env["CCACHE_DIR"], -1, portage_gid)
os.chdir(cwd)
if 0 != spawn([
"chgrp", "-R",
str(portage_gid), self.env["CCACHE_DIR"]
]):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed changing ownership for CCACHE_DIR")
if 0 != spawn_bash(
"find '%s' -type d -print0 | %s --null chmod 02775"
% (self.env["CCACHE_DIR"], xargs)):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed correcting perms for CCACHE_DIR")
if 0 != spawn_bash(
"find '%s' -type f -print0 | %s --null chmod 0775"
% (self.env["CCACHE_DIR"], xargs)):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed correcting perms for CCACHE_DIR")
finally:
os.chdir(cwd)
except OSError:
raise_from(
def fetch(self, target):
"""
fetch a file
:type target: :obj:`pkgcore.fetch.fetchable` instance
:return: None if fetching failed,
else on disk location of the copied file
"""
if not isinstance(target, fetchable):
raise TypeError(
"target must be fetchable instance/derivative: %s" % target)
kw = {"mode": 0775}
if self.readonly:
kw["mode"] = 0555
if self.userpriv:
kw["gid"] = portage_gid
kw["minimal"] = True
if not ensure_dirs(self.distdir, **kw):
raise errors.distdirPerms(
self.distdir, "if userpriv, uid must be %i, gid must be %i. "
"if not readonly, directory must be 0775, else 0555" %
(portage_uid, portage_gid))
fp = pjoin(self.distdir, target.filename)
filename = os.path.basename(fp)
uri = iter(target.uri)
if self.userpriv and is_userpriv_capable():
extra = {"uid": portage_uid, "gid": portage_gid}
else:
extra = {}
extra["umask"] = 0002
extra["env"] = self.extra_env
attempts = self.attempts
last_exc = None
try:
while attempts >= 0:
try:
c = self._verify(fp, target)
return fp
except errors.MissingDistfile:
command = self.command
last_exc = sys.exc_info()
except errors.FetchFailed as e:
last_exc = sys.exc_info()
if not e.resumable:
try:
os.unlink(fp)
command = self.command
except OSError as oe:
raise_from(errors.UnmodifiableFile(fp, oe))
else:
command = self.resume_command
# yeah, it's funky, but it works.
if attempts > 0:
u = uri.next()
# note we're not even checking the results. the
# verify portion of the loop handles this. iow,
# don't trust their exit code. trust our chksums
# instead.
spawn_bash(command % {"URI": u, "FILE": filename}, **extra)
attempts -= 1
assert last_exc is not None
raise last_exc[0], last_exc[1], last_exc[2]
except StopIteration:
# ran out of uris
return FetchFailed(fp, "Ran out of urls to fetch from")
def test_bash(self):
# bash builtin for true without exec'ing true (eg, no path lookup)
self.assertEqual(0, spawn.spawn_bash(":"))
try:
cwd = os.getcwd()
except OSError:
cwd = "/"
try:
# crap.
os.chmod(self.env["CCACHE_DIR"], 02775)
os.chown(self.env["CCACHE_DIR"], -1, portage_gid)
os.chdir(cwd)
if 0 != spawn(["chgrp", "-R", str(portage_gid),
self.env["CCACHE_DIR"]]):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed changing ownership for CCACHE_DIR")
if 0 != spawn_bash(
"find '%s' -type d -print0 | %s --null chmod 02775"
% (self.env["CCACHE_DIR"], xargs)):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed correcting perms for CCACHE_DIR")
if 0 != spawn_bash(
"find '%s' -type f -print0 | %s --null chmod 0775"
% (self.env["CCACHE_DIR"], xargs)):
raise format.FailedDirectory(
self.env["CCACHE_DIR"],
"failed correcting perms for CCACHE_DIR")
finally:
os.chdir(cwd)
except OSError:
raise_from(format.FailedDirectory(
def fetch(self, target):
"""
fetch a file
:type target: :obj:`pkgcore.fetch.fetchable` instance
:return: None if fetching failed,
else on disk location of the copied file
"""
if not isinstance(target, fetchable):
raise TypeError(
"target must be fetchable instance/derivative: %s" % target)
kw = {"mode": 0775}
if self.readonly:
kw["mode"] = 0555
if self.userpriv:
kw["gid"] = portage_gid
kw["minimal"] = True
if not ensure_dirs(self.distdir, **kw):
raise errors.distdirPerms(
self.distdir, "if userpriv, uid must be %i, gid must be %i. "
"if not readonly, directory must be 0775, else 0555" % (
portage_uid, portage_gid))
fp = pjoin(self.distdir, target.filename)
filename = os.path.basename(fp)
uri = iter(target.uri)
if self.userpriv and is_userpriv_capable():
extra = {"uid": portage_uid, "gid": portage_gid}
else:
extra = {}
extra["umask"] = 0002
extra["env"] = self.extra_env
attempts = self.attempts
last_exc = None
try:
while attempts >= 0:
try:
c = self._verify(fp, target)
return fp
except errors.MissingDistfile:
command = self.command
last_exc = sys.exc_info()
except errors.FetchFailed as e:
last_exc = sys.exc_info()
if not e.resumable:
try:
os.unlink(fp)
command = self.command
except OSError as oe:
raise_from(errors.UnmodifiableFile(fp, oe))
else:
command = self.resume_command
# yeah, it's funky, but it works.
if attempts > 0:
u = uri.next()
# note we're not even checking the results. the
# verify portion of the loop handles this. iow,
# don't trust their exit code. trust our chksums
# instead.
spawn_bash(command % {"URI": u, "FILE": filename}, **extra)
attempts -= 1
assert last_exc is not None
raise last_exc[0], last_exc[1], last_exc[2]
except StopIteration:
# ran out of uris
raise errors.FetchFailed(fp, "Ran out of urls to fetch from")
def test_bash(self):
# bash builtin for true without exec'ing true (eg, no path lookup)
self.assertEqual(0, spawn.spawn_bash(":"))
