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backportpackage: Accept a URL or path to a .dsc file as an alternative to a source package name
This commit is contained in:
Evan Broder
parent
2585452cbb
commit
b50fbb7750
@ -41,7 +41,7 @@ def check_call(cmd, *args, **kwargs):
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error('%s returned %d' % (cmd, ret))
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def parse(args):
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usage = 'Usage: %prog [options] <source package>'
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usage = 'Usage: %prog [options] <source package name or .dsc URL/file>'
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p = optparse.OptionParser(usage)
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p.add_option('-d', '--destination',
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dest='dest_releases',
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@ -86,7 +86,7 @@ def parse(args):
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opts, args = p.parse_args(args)
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if len(args) != 1:
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p.error('You must specify a source package')
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p.error('You must specify a single source package or a .dsc URL/path')
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if not opts.upload and not opts.build:
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p.error('Nothing to do')
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@ -129,9 +129,7 @@ def find_version_package(lp, package, version):
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error('Version %s of package %s was never published in Ubuntu' %
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(version, package))
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def fetch_package(lp, workdir, package, version, source_release):
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# Returns the path to the .dsc file that was fetched
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def dscurl_from_package(lp, workdir, package, version, source_release):
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if not source_release and not version:
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source_release = lp.distributions['ubuntu'].current_series.name
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@ -144,15 +142,34 @@ def fetch_package(lp, workdir, package, version, source_release):
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for f in srcpkg.sourceFileUrls():
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if f.endswith('.dsc'):
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check_call(['dget',
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'--download-only',
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'--allow-unauthenticated',
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urllib.unquote(f)],
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cwd=workdir)
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return os.path.join(workdir, os.path.basename(f))
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return urllib.unquote(f)
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else:
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error('Package %s contains no .dsc file' % package)
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def dscurl_from_dsc(package):
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path = os.path.abspath(os.path.expanduser(package))
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if os.path.exists(path):
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return 'file://%s' % path
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else:
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# Can't resolve it as a local path? Let's just hope it's good
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# as-is
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return package
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def fetch_package(lp, workdir, package, version, source_release):
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# Returns the path to the .dsc file that was fetched
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if package.endswith('.dsc'):
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dsc = dscurl_from_dsc(package)
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else:
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dsc = dscurl_from_package(lp, workdir, package, version, source_release)
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check_call(['dget',
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'--download-only',
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'--allow-unauthenticated',
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dsc],
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cwd=workdir)
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return os.path.join(workdir, os.path.basename(dsc))
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def get_backport_version(version, upload, release):
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v = version + ('~%s1' % release)
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if upload and upload.startswith('ppa:'):
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@ -191,10 +208,7 @@ def do_upload(workdir, package, bp_version, upload):
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cwd=workdir)
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def do_backport(workdir, package, dscfile, release, build, builder, upload):
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dsc = Dsc(open(os.path.join(workdir, dscfile)))
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v = dsc['Version']
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def do_backport(workdir, package, dscfile, version, release, build, builder, upload):
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check_call(['dpkg-source',
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'-x',
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dscfile,
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@ -202,7 +216,7 @@ def do_backport(workdir, package, dscfile, release, build, builder, upload):
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cwd=workdir)
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srcdir = os.path.join(workdir, package)
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bp_version = get_backport_version(v, upload, release)
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bp_version = get_backport_version(version, upload, release)
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bp_dist = get_backport_dist(upload, release)
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check_call(['dch',
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@ -230,7 +244,7 @@ def do_backport(workdir, package, dscfile, release, build, builder, upload):
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def main(args):
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os.environ['DEB_VENDOR'] = 'Ubuntu'
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opts, (package,) = parse(args[1:])
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opts, (package_or_dsc,) = parse(args[1:])
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script_name = os.path.basename(sys.argv[0])
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lp = launchpadlib.launchpad.Launchpad.login_anonymously(script_name,
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@ -254,14 +268,19 @@ def main(args):
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try:
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dscfile = fetch_package(lp,
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workdir,
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package,
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package_or_dsc,
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opts.version,
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opts.source_release)
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dsc = Dsc(open(os.path.join(workdir, dscfile)))
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package = dsc['Source']
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version = dsc['Version']
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for release in opts.dest_releases:
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do_backport(workdir,
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package,
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dscfile,
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version,
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release,
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opts.build,
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opts.builder,
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@ -6,7 +6,7 @@ backportpackage \- helper to test package backports
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.B backportpackage \fR[\fIadditional options\fR]
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\-\-upload <\fIupload target\fR>
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.br
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<\fIsource package\fR>
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<\fIsource package name or .dsc URL/file\fR>
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.PP
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.B backportpackage \-h
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.SH OPTIONS
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@ -42,7 +42,8 @@ If the \fB\-\-source\fR option is specified, then
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package\fR in \fISOURCE\fR is the same as \fIVERSION\fR. Otherwise,
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\fBbackportpackage\fR finds version \fIVERSION\fR of \fIsource
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package\fR, regardless of the release in which it was published (or if
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that version is still current).
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that version is still current). This option is ignored if a .dsc URL
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or path is passed in instead of a source package name.
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.TP
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.B \-w \fIWORKDIR\fR, \-\-workdir=\fIWORKDIR\fR
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If \fIWORKDIR\fR is specified, then all files are downloaded,
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@ -54,13 +55,14 @@ deleted before \fIbackportpackage\fR exits.
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Use the specified instance of Launchpad (e.g. "staging"), instead of
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the default of "production".
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.SH DESCRIPTION
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\fBbackportpackage\fR fetches a package from one Ubuntu release and
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creates a no-change backport of that package to a previous release,
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optionally doing a test build of the package and/or uploading the
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resulting backport for testing.
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\fBbackportpackage\fR fetches a package from one Ubuntu release or
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from a specified .dsc path or URL and creates a no-change backport of
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that package to a previous release, optionally doing a test build of
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the package and/or uploading the resulting backport for testing.
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.PP
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The backported package is fetched and built in a temporary directory
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in \fB/tmp\fR, which is removed once the script finishes running.
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Unless a working directory is specified, the backported package is
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fetched and built in a temporary directory in \fB/tmp\fR, which is
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removed once the script finishes running.
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.PP
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\fBbackportpackage\fR is only recommended for testing backports in a
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PPA, not uploading backports to the Ubuntu archive.
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@ -68,7 +70,7 @@ PPA, not uploading backports to the Ubuntu archive.
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.TP
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.B UBUNTUTOOLS_BUILDER
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The default builder for Ubuntu development tools that support it
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(including \fBbackportpackage\fR. Supported are \fBpbuilder\fR(8) and
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(including \fBbackportpackage\fR). Supported are \fBpbuilder\fR(8) and
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\fBsbuild\fR(1). If unset and not provided on the command line,
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\fBpbuilder\fR(8) is used.
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.SH EXAMPLES
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@ -85,7 +87,16 @@ test-build both locally, leaving all build products in the current
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working directory:
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.IP
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.nf
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.B backportpackage -b -s maverick -d karmic -d lucid -w . squashfs-tools
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.B backportpackage -b -s maverick -d karmic -d lucid -w . \\\\
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.B " "squashfs-tools
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.fi
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.PP
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Fetch a package from a PPA, backport it to Hardy, then upload it back
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to the same PPA:
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.IP
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.nf
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.B backportpackage -d hardy -u ppa:\fIuser\fR/\fIppa\fR \\\\
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.B " "https://launchpad.net/\fIsome/file.dsc\fR
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.fi
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.SH AUTHOR
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\fBbackportpackage\fR and this manpage were written by Evan Broder
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