def fetch(self, fetcher, progress):
path = os.path.join(sysconf.get("deb-root", "/"),
"var/lib/dpkg/status")
digest = os.path.getmtime(path)
if digest == self._digest:
return True
self.removeLoaders()
loader = DebTagFileLoader(path)
loader.setInstalled(True)
loader.setChannel(self)
self._loaders.append(loader)
self._digest = digest
return True
def fetch(self, fetcher, progress):
path = os.path.join(sysconf.get("deb-root", "/"),
sysconf.get("deb-admindir", "var/lib/dpkg"),
"status")
digest = os.path.getmtime(path)
if digest == self._digest:
return True
self.removeLoaders()
filelistspath = os.path.join(sysconf.get("deb-root", "/"),
sysconf.get("deb-admindir", "var/lib/dpkg"),
"info")
changelogpath = os.path.join(sysconf.get("deb-root", "/"),
"usr/share/doc")
loader = DebTagFileLoader(path, None, filelistspath, changelogpath)
loader.setInstalled(True)
loader.setChannel(self)
self._loaders.append(loader)
self._digest = digest
return True
class APTDEBChannel(PackageChannel):
def __init__(self, baseurl, distro, comps, fingerprint, *args):
super(APTDEBChannel, self).__init__(*args)
self._baseurl = baseurl
self._distro = distro
self._comps = comps
if fingerprint:
self._fingerprint = "".join(
[x for x in fingerprint if not x.isspace()])
else:
self._fingerprint = None
def _getURL(self, filename="", component=None, subpath=False):
if subpath:
distrourl = ""
else:
distrourl = posixpath.join(self._baseurl, "dists", self._distro)
if component:
return posixpath.join(distrourl, component, "binary-" + DEBARCH,
filename)
else:
return posixpath.join(distrourl, filename)
def getCacheCompareURLs(self):
return [self._getURL("Release")]
def getFetchSteps(self):
# Release files are not being used
#return len(self._comps)*2+2
return len(self._comps) + 2
def fetch(self, fetcher, progress):
fetcher.reset()
# Fetch release file
item = fetcher.enqueue(self._getURL("Release"))
gpgitem = fetcher.enqueue(self._getURL("Release.gpg"))
fetcher.run(progress=progress)
failed = item.getFailedReason()
if failed:
progress.add(self.getFetchSteps() - 2)
progress.show()
if fetcher.getCaching() is NEVER:
lines = [
_("Failed acquiring information for '%s':") % self,
u"%s: %s" % (item.getURL(), failed)
]
raise Error, "\n".join(lines)
return False
digest = getFileDigest(item.getTargetPath())
if digest == self._digest:
progress.add(self.getFetchSteps() - 2)
progress.show()
return True
self.removeLoaders()
# Parse release file
md5sum = {}
insidemd5sum = False
for line in open(item.getTargetPath()):
if not insidemd5sum:
if line.startswith("MD5Sum:"):
insidemd5sum = True
elif not line.startswith(" "):
insidemd5sum = False
else:
try:
md5, size, path = line.split()
except ValueError:
pass
else:
md5sum[path] = (md5, int(size))
if self._fingerprint:
try:
failed = gpgitem.getFailedReason()
if failed:
raise Error, _(
"Channel '%s' has fingerprint but download "
"of Release.gpg failed: %s") % (self, failed)
status, output = commands.getstatusoutput(
"gpg --batch --no-secmem-warning --status-fd 1 "
"--verify %s %s" %
(gpgitem.getTargetPath(), item.getTargetPath()))
badsig = False
goodsig = False
validsig = None
for line in output.splitlines():
if line.startswith("[GNUPG:]"):
tokens = line[8:].split()
first = tokens[0]
if first == "VALIDSIG":
validsig = tokens[1]
elif first == "GOODSIG":
goodsig = True
elif first == "BADSIG":
badsig = True
if badsig:
raise Error, _("Channel '%s' has bad signature") % self
if not goodsig or validsig != self._fingerprint:
raise Error, _("Channel '%s' signed with unknown key") \
% self
except Error, e:
progress.add(self.getFetchSteps() - 2)
progress.show()
if fetcher.getCaching() is NEVER:
raise
else:
return False
# Fetch component package lists and release files
fetcher.reset()
pkgitems = []
#relitems = []
for comp in self._comps:
packages = self._getURL("Packages", comp, subpath=True)
url = self._getURL("Packages", comp)
if packages + ".bz2" in md5sum:
upackages = packages
packages += ".bz2"
url += ".bz2"
elif packages + ".gz" in md5sum:
upackages = packages
packages += ".gz"
url += ".gz"
elif packages not in md5sum:
iface.warning(
_("Component '%s' is not in Release file "
"for channel '%s'") % (comp, self))
continue
else:
upackages = None
info = {"component": comp, "uncomp": True}
info["md5"], info["size"] = md5sum[packages]
if upackages:
info["uncomp_md5"], info["uncomp_size"] = md5sum[upackages]
pkgitems.append(fetcher.enqueue(url, **info))
#release = self._getURL("Release", comp, subpath=True)
#if release in md5sum:
# url = self._getURL("Release", comp)
# info = {"component": comp}
# info["md5"], info["size"] = md5sum[release]
# relitems.append(fetcher.enqueue(url, **info))
#else:
# progress.add(1)
# progress.show()
# relitems.append(None)
fetcher.run(progress=progress)
errorlines = []
for i in range(len(pkgitems)):
pkgitem = pkgitems[i]
#relitem = relitems[i]
if pkgitem.getStatus() == SUCCEEDED:
# Release files for components are not being used.
#if relitem and relitem.getStatus() == SUCCEEDED:
# try:
# for line in open(relitem.getTargetPath()):
# if line.startswith("..."):
# pass
# except (IOError, ValueError):
# pass
localpath = pkgitem.getTargetPath()
loader = DebTagFileLoader(localpath, self._baseurl)
loader.setChannel(self)
self._loaders.append(loader)
else:
errorlines.append(
u"%s: %s" % (pkgitem.getURL(), pkgitem.getFailedReason()))
if errorlines:
if fetcher.getCaching() is NEVER:
errorlines.insert(
0,
_("Failed acquiring information for '%s':") % self)
raise Error, "\n".join(errorlines)
return False
self._digest = digest
return True
class APTDEBChannel(PackageChannel):
# It's important for the default to be here so that old pickled
# instances which don't have these attributes still work fine.
_fingerprint = None
_keyring = None
_trustdb = None
_arch = None
def __init__(self, baseurl, distro, comps, fingerprint, keyring, trustdb,
*args):
super(APTDEBChannel, self).__init__(*args)
distro = distro.lstrip('/')
self._baseurl = baseurl
self._distro = distro
self._comps = comps
if fingerprint:
self._fingerprint = "".join(fingerprint.split())
if keyring:
self._keyring = keyring
if trustdb:
self._trustdb = trustdb
def _getURL(self, filename="", component=None, subpath=False):
if self._arch is None:
self._arch = getArchitecture()
if subpath:
distrourl = ""
elif not self._comps:
distrourl = posixpath.join(self._baseurl, self._distro)
else:
distrourl = posixpath.join(self._baseurl, "dists", self._distro)
if component:
return posixpath.join(distrourl, component, "binary-" + self._arch,
filename)
else:
return posixpath.join(distrourl, filename)
def getCacheCompareURLs(self):
return [self._getURL("Release")]
def getFetchSteps(self):
if self._comps:
# Packages*components + Release + Release.gpg
return len(self._comps) + 2
# Component Release files are not being used, otherwise it'd be:
# (Packages+Release)*components + Release + Release.gpg
#return len(self._comps)*2+2
else:
# Packages + Release + Release.gpg
return 3
def _checkRelease(self, release_item, release_gpg_item):
is_secure_channel = bool(self._fingerprint or self._keyring)
need_release = bool(is_secure_channel or self._comps)
release_failed = release_item.getFailedReason()
if need_release and release_failed:
raise Error, _("Download of Release failed for channel '%s': %s") \
% (self, release_failed)
if is_secure_channel:
release_gpg_failed = release_gpg_item.getFailedReason()
if release_gpg_failed:
raise Error, \
_("Download of Release.gpg failed for secure "
"channel '%s': %s") % (self, release_gpg_failed)
arguments = [
"gpg", "--batch", "--no-secmem-warning", "--status-fd", "1"
]
if self._keyring:
arguments.append("--no-default-keyring")
if os.path.isfile(self._keyring):
arguments.extend(["--keyring", self._keyring])
elif os.path.isdir(self._keyring):
for keyring in next(os.walk(self._keyring))[2]:
keyring = os.path.join(self._keyring, keyring)
arguments.extend(["--keyring", keyring])
if self._trustdb:
arguments.extend(["--trustdb-name", self._trustdb])
arguments.extend([
"--verify",
release_gpg_item.getTargetPath(),
release_item.getTargetPath()
])
command = " ".join(arguments)
status, output = commands.getstatusoutput(command)
badsig = False
goodsig = False
validsig = None
for line in output.splitlines():
if line.startswith("[GNUPG:]"):
tokens = line[8:].split()
first = tokens[0]
if first == "VALIDSIG":
validsig = tokens[1]
elif first == "GOODSIG":
goodsig = True
elif first == "BADSIG":
badsig = True
if badsig:
raise Error, _("Channel '%s' has bad signature") % self
if (not goodsig
or (self._fingerprint and validsig != self._fingerprint)):
raise Error, _("Channel '%s' signed with unknown key") % self
def _parseRelease(self, release_item):
checksum = {}
insidemd5sum = False
insidesha1 = False
insidesha256 = False
for line in open(release_item.getTargetPath()):
if not insidemd5sum:
if line.startswith("MD5Sum:"):
insidemd5sum = True
elif not line.startswith(" "):
insidemd5sum = False
elif insidemd5sum:
try:
md5, size, path = line.split()
except ValueError:
pass
else:
if not path in checksum:
checksum[path] = {}
checksum[path]["md5"] = md5
checksum[path]["size"] = int(size)
if not insidesha1:
if line.startswith("SHA1:"):
insidesha1 = True
elif not line.startswith(" "):
insidesha1 = False
elif insidesha1:
try:
sha1, size, path = line.split()
except ValueError:
pass
else:
if not path in checksum:
checksum[path] = {}
checksum[path]["sha1"] = sha1
checksum[path]["size"] = int(size)
if not insidesha256:
if line.startswith("SHA256:"):
insidesha256 = True
elif not line.startswith(" "):
insidesha256 = False
elif insidesha256:
try:
sha256, size, path = line.split()
except ValueError:
pass
else:
if not path in checksum:
checksum[path] = {}
checksum[path]["sha256"] = sha256
checksum[path]["size"] = int(size)
return checksum
def _enqueuePackages(self, fetcher, checksum=None, component=None):
info = {}
url = self._getURL("Packages", component)
subpath = self._getURL("Packages", component, subpath=True)
if checksum is not None:
if subpath + ".lzma" in checksum:
compressed_subpath = subpath + ".lzma"
url += ".lzma"
elif subpath + ".bz2" in checksum:
compressed_subpath = subpath + ".bz2"
url += ".bz2"
elif subpath + ".gz" in checksum:
compressed_subpath = subpath + ".gz"
url += ".gz"
elif subpath in checksum:
compressed_subpath = None
else:
return None
if compressed_subpath:
info["uncomp"] = True
info["md5"] = checksum[compressed_subpath].get("md5", None)
info["sha1"] = checksum[compressed_subpath].get("sha1", None)
info["sha256"] = checksum[compressed_subpath].get(
"sha256", None)
info["size"] = checksum[compressed_subpath]["size"]
if subpath in checksum:
info["uncomp_md5"] = checksum[subpath].get("md5", None)
info["uncomp_sha1"] = checksum[subpath].get("sha1", None)
info["uncomp_sha256"] = checksum[subpath].get(
"sha256", None)
info["uncomp_size"] = checksum[subpath]["size"]
else:
info["md5"] = checksum[subpath].get("md5", None)
info["sha1"] = checksum[subpath].get("sha1", None)
info["sha256"] = checksum[subpath].get("sha256", None)
info["size"] = checksum[subpath]["size"]
else:
# Default to Packages.gz when we can't find out.
info["uncomp"] = True
url += ".gz"
return fetcher.enqueue(url, **info)
def fetch(self, fetcher, progress):
fetcher.reset()
# Fetch release file
release_item = fetcher.enqueue(self._getURL("Release"))
release_gpg_item = fetcher.enqueue(self._getURL("Release.gpg"))
fetcher.run(progress=progress)
try:
self._checkRelease(release_item, release_gpg_item)
except Error, e:
progress.add(self.getFetchSteps() - 2)
progress.show()
if fetcher.getCaching() is NEVER:
raise
else:
return False
if not release_item.getFailedReason():
digest = getFileDigest(release_item.getTargetPath())
if digest == self._digest:
progress.add(self.getFetchSteps() - 2)
progress.show()
return True
self.removeLoaders()
checksum = self._parseRelease(release_item)
else:
digest = None
checksum = None
fetcher.reset()
if not self._comps:
packages_items = [self._enqueuePackages(fetcher, checksum)]
else:
packages_items = []
for component in self._comps:
item = self._enqueuePackages(fetcher, checksum, component)
if item:
packages_items.append(item)
else:
iface.warning(
_("Component '%s' is not in Release file "
"for channel '%s'") % (component, self))
fetcher.run(progress=progress)
errorlines = []
for item in packages_items:
if item.getStatus() == SUCCEEDED:
localpath = item.getTargetPath()
loader = DebTagFileLoader(localpath, self._baseurl)
loader.setChannel(self)
self._loaders.append(loader)
else:
errorlines.append(u"%s: %s" %
(item.getURL(), item.getFailedReason()))
if errorlines:
if fetcher.getCaching() is NEVER:
errorlines.insert(
0,
_("Failed acquiring information for '%s':") % self)
raise Error, "\n".join(errorlines)
return False
if digest:
self._digest = digest
return True
