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Diffstat (limited to 'gbp/pkg/pristinetar.py')
| -rw-r--r-- | gbp/pkg/pristinetar.py | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/gbp/pkg/pristinetar.py b/gbp/pkg/pristinetar.py new file mode 100644 index 00000000..a2f191fd --- /dev/null +++ b/gbp/pkg/pristinetar.py @@ -0,0 +1,115 @@ +# vim: set fileencoding=utf-8 : +# +# (C) 2012 Guido Günther <agx@sigxcpu.org> +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +"""Handle checkin and checkout of archives from the pristine-tar branch""" + +import os, re +import gbp.log +from gbp.command_wrappers import Command +from gbp.pkg import compressor_opts +from gbp.deb import DebianPkgPolicy + +class PristineTar(Command): + """The pristine-tar branch in a git repository""" + cmd='/usr/bin/pristine-tar' + branch = 'pristine-tar' + + def __init__(self, repo): + self.repo = repo + super(PristineTar, self).__init__(self.cmd, cwd=repo.path) + + def has_commit(self, package, version, comp_type=None): + """ + Do we have a pristine-tar commit for package I{package} at version + {version} with compression type I{comp_type}? + + @param package: the package to look for + @type package: C{str} + @param version: the upstream version to look for + @type version: C{str} + @param comp_type: the compression type + @type comp_type: C{str} + """ + return True if self.get_commit(package, version, comp_type) else False + + def get_commit(self, package, version, comp_type=None): + """ + Get the pristine-tar commit of package I{package} in version I{version} + and compression type I{comp_type} + + @param package: the package to look for + @type package: C{str} + @param version: the version to look for + @param comp_type: the compression type + @type comp_type: C{str} + """ + if not self.repo.has_pristine_tar_branch(): + return None + + if not comp_type: + ext = '\w\+' + else: + ext = compressor_opts[comp_type][1] + + regex = ('pristine-tar .* %s_%s\.orig\.tar\.%s' % + (package, version, ext)) + commits = self.repo.grep_log(regex, self.branch) + if commits: + commit = commits[-1] + gbp.log.debug("Found pristine-tar commit at '%s'" % commit) + return commit + return None + + def _checkout(self, archive): + self.run_error = 'Couldn\'t checkout "%s"' % os.path.basename(archive) + self.__call__(['checkout', archive]) + + def checkout(self, package, version, comp_type, output_dir): + """ + Checkout the orig tarball for package I{package} of I{version} and + compression type I{comp_type} to I{output_dir} + + @param package: the package to generate the orig tarball for + @type package: C{str} + @param version: the version to check generate the orig tarball for + @type version: C{str} + @param comp_type: the compression type of the tarball + @type comp_type: C{str} + @param output_dir: the directory to put the tarball into + @type output_dir: C{str} + """ + name = DebianPkgPolicy.build_tarball_name(package, + version, + comp_type, + output_dir) + self._checkout(name) + + def commit(self, archive, upstream): + """ + Commit an archive I{archive} to the pristine tar branch using upstream + branch ${upstream}. + + @param archive: the archive to commit + @type archive: C{str} + @param upstream: the upstream branch to diff against + @type upstream: C{str} + """ + ref = 'refs/heads/%s' % upstream + + self.run_error = ("Couldn't commit to '%s' with upstream '%s'" % + (self.branch, upstream)) + self.__call__(['commit', archive, upstream]) + |