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GPG verification support

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This commit is contained in:
Stefano Rivera 2010-12-30 20:11:13 +02:00
parent a2da2da87b
commit eed9304664
1 changed files with 22 additions and 5 deletions
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27
ubuntutools/archive.py
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@ -213,7 +213,7 @@ class SourcePackage(object):
raise DownloadError('dsc not found') raise DownloadError('dsc not found')
self._check_dsc() self._check_dsc()
def _check_dsc(self): def _check_dsc(self, verify_signature=False):
"Check that the dsc matches what we are expecting" "Check that the dsc matches what we are expecting"
assert os.path.exists(self.dsc_name) assert os.path.exists(self.dsc_name)
self._dsc_fetched = True self._dsc_fetched = True
@ -224,6 +224,25 @@ class SourcePackage(object):
assert self.version.debian_revision == version.debian_revision assert self.version.debian_revision == version.debian_revision
self.version = version self.version = version
gpg_info = self.dsc.get_gpg_info()
if gpg_info.valid():
message = 'Valid signature'
else:
message = 'Signature on %s could not be verified' % self.dsc_name
if 'GOODSIG' in gpg_info:
message = 'Good signature by %s (0x%s)' % (gpg_info['GOODSIG'][1],
gpg_info['GOODSIG'][0])
elif 'VALIDSIG' in gpg_info:
message = 'Valid signature by 0x%s' % gpg_info['VALIDSIG'][0]
if verify_signature:
if gpg_info.valid():
Logger.normal(message)
else:
Logger.error(message)
raise DownloadError(message)
else:
Logger.info(message)
def _download_file(self, url, filename): def _download_file(self, url, filename):
"Download url to filename in workdir." "Download url to filename in workdir."
logurl = url logurl = url
@ -245,7 +264,7 @@ class SourcePackage(object):
try: try:
in_ = urllib2.urlopen(url) in_ = urllib2.urlopen(url)
except urllib2.HTTPError, e: except urllib2.HTTPError:
return False return False
out = open(pathname, 'wb') out = open(pathname, 'wb')
@ -358,7 +377,7 @@ class DebianSourcePackage(SourcePackage):
break break
else: else:
raise DownloadError('dsc could not be found anywhere') raise DownloadError('dsc could not be found anywhere')
self._check_dsc() self._check_dsc(verify_signature=True)
# Local methods: # Local methods:
@property @property
@ -394,8 +413,6 @@ class DebianSourcePackage(SourcePackage):
return os.path.join('http://snapshot.debian.org/file', return os.path.join('http://snapshot.debian.org/file',
self.snapshot_list[name]) self.snapshot_list[name])
# TODO: GPG verification fallback
class UbuntuSourcePackage(SourcePackage): class UbuntuSourcePackage(SourcePackage):
"Download / unpack an Ubuntu source package" "Download / unpack an Ubuntu source package"