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* pull-lp-source: Now check if package exists in the release.

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Jonathan Patrick Davies 2008-08-11 19:24:39 +01:00
parent d3efcc879f
commit bd51d19e4c
2 changed files with 25 additions and 28 deletions
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2
debian/changelog vendored
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@ -6,7 +6,7 @@ ubuntu-dev-tools (0.37ubuntu1) intrepid; urgency=low
* hugdaylist: Improved argument and error handling. * hugdaylist: Improved argument and error handling.
* pull-lp-source: * pull-lp-source:
- Use optparse for option handling. - Use optparse for option handling.
- Check that 'distro' exists on Launchpad. - Check that the 'release' and 'package' actually exist on Launchpad.
- Use subprocess for dget calls. - Use subprocess for dget calls.
[ Siegfried-Angel Gevatter Pujals ] [ Siegfried-Angel Gevatter Pujals ]

51
pull-lp-source
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@ -1,7 +1,7 @@
#!/usr/bin/python #!/usr/bin/python
# #
# pull-lp-source -- pull a source package from Launchpad # pull-lp-source -- pull a source package from Launchpad
# Basic usage: pull-lp-source <source package> [<distro>] # Basic usage: pull-lp-source <source package> [<release>]
# #
# Copyright (C) 2008 Iain Lane <iain@orangesquash.org.uk> # Copyright (C) 2008 Iain Lane <iain@orangesquash.org.uk>
# #
@ -26,6 +26,7 @@
import os import os
import re
import subprocess import subprocess
import sys import sys
import urllib2 import urllib2
@ -36,16 +37,14 @@ class BackportFromLP:
def __getitem__(self, name): def __getitem__(self, name):
return getattr(self, name) return getattr(self, name)
def __init__(self, package, target_distro): def __init__(self, package, target_release):
self.package = package self.package = package
self.target_distro = target_distro self.target_release = target_release
self.__prepare_sources() self.__prepare_sources()
def __prepare_sources(self): def __prepare_sources(self):
# Scrape the source package from Launchpad :) # Scrape the source package from Launchpad :)
import re contents = os.popen('wget -q https://launchpad.net/ubuntu/%(target_release)s/+source/%(package)s -O-' % self).read()
contents = os.popen('wget -q https://launchpad.net/ubuntu/%(target_distro)s/+source/%(package)s -O-' % self).read()
links = re.findall('a href=\"(.*\.dsc)\"', contents) links = re.findall('a href=\"(.*\.dsc)\"', contents)
if len(links) == 1 and \ if len(links) == 1 and \
@ -56,7 +55,7 @@ class BackportFromLP:
'Ensure that the package specified is a valid source ' +\ 'Ensure that the package specified is a valid source ' +\
'package name and that Launchpad is not down.' 'package name and that Launchpad is not down.'
default_distro = 'intrepid' default_release = 'intrepid'
if __name__ == '__main__': if __name__ == '__main__':
usage = "Usage: %prog <package> [distribution]" usage = "Usage: %prog <package> [distribution]"
@ -71,36 +70,34 @@ if __name__ == '__main__':
package = args[0] package = args[0]
if len(args) == 2: # Custom distribution specified. if len(args) == 2: # Custom distribution specified.
distro = args[1] release = args[1]
else: else:
distro = os.getenv('DIST') or default_distro release = os.getenv('DIST') or default_release
# Correct-ish args, can proceed. # Correct-ish args, can proceed.
# Check distro by checking if Launchpad page exists # Check release by checking if Launchpad page exists
try: try:
urllib2.urlopen("https://launchpad.net/ubuntu/%s" % distro) urllib2.urlopen("https://launchpad.net/ubuntu/%s" % release)
except urllib2.HTTPError: except urllib2.HTTPError:
print >> sys.stderr, "The distribution '%s' does not appear to exist on " \ print >> sys.stderr, "The '%s' release does not appear to exist on " \
"Launchpad." % distro "Launchpad." % release
sys.exit(1) sys.exit(1)
# Check package exists. # Check package exists.
""" TODO: Find a way to check that the package exists here. sourcePage = urllib2.urlopen("https://launchpad.net/ubuntu/%s/+source/%s" % \
madison = subprocess.Popen(['rmadison', '-u', 'ubuntu', '-a', 'source', \ (release, package)).read()
'-s', distro, package], stdout = subprocess.PIPE) m = re.search('"/ubuntu/%s/\+source/%s/(\d[^"]+)"' % (release, \
out = madison.communicate()[0] package.replace('+', '\+')), sourcePage)
print madison.returncode if not m:
assert (madison.returncode == 0) print >> sys.stderr, "The '%s' package does not appear to exist in " \
if madison == 0: "the '%s' release." % (package, release)
print "The '%s' package doesn't appear to exist in %s." % (package, distro)
sys.exit(1) sys.exit(1)
"""
# All good - start downloading... # All good - start downloading...
try: try:
print 'Attempting to get %s from distro %s...' % \ print 'Attempting to get %s from release %s...' % \
(package, distro.capitalize()) (package, release.capitalize())
BackportFromLP(package, distro) BackportFromLP(package, release)
except ValueError, e: except ValueError, e:
print 'Error when downloading package %s from distro %s: %s' % \ print 'Error when downloading package %s from release %s: %s.' % \
(package, distro, e) (package, release, e)