Adding debian version 4.19.249-2.debian/4.19.249-2debian

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 203 insertions, 0 deletions

diff --git a/debian/bin/genorig.py b/debian/bin/genorig.py
new file mode 100755
index 000000000..980503eb4
--- /dev/null
+++ b/debian/bin/genorig.py
@@ -0,0 +1,203 @@
+#!/usr/bin/python3
+
+import sys
+import deb822
+import glob
+import os
+import os.path
+import re
+import shutil
+import subprocess
+import time
+import warnings
+
+from debian_linux.debian import Changelog, VersionLinux
+
+
+class Main(object):
+    def __init__(self, input_files, override_version):
+        self.log = sys.stdout.write
+
+        self.input_files = input_files
+
+        changelog = Changelog(version=VersionLinux)[0]
+        source = changelog.source
+        version = changelog.version
+
+        if override_version:
+            version = VersionLinux('%s-0' % override_version)
+
+        self.version_dfsg = version.linux_dfsg
+        if self.version_dfsg is None:
+            self.version_dfsg = '0'
+
+        self.log('Using source name %s, version %s, dfsg %s\n' %
+                 (source, version.upstream, self.version_dfsg))
+
+        self.orig = '%s-%s' % (source, version.upstream)
+        self.orig_tar = '%s_%s.orig.tar.xz' % (source, version.upstream)
+        self.tag = 'v' + version.linux_upstream_full
+
+    def __call__(self):
+        import tempfile
+        self.dir = tempfile.mkdtemp(prefix='genorig', dir='debian')
+        old_umask = os.umask(0o022)
+        try:
+            if os.path.isdir(self.input_files[0]):
+                self.upstream_export(self.input_files[0])
+            else:
+                self.upstream_extract(self.input_files[0])
+            if len(self.input_files) > 1:
+                self.upstream_patch(self.input_files[1])
+
+            # exclude_files() will change dir mtimes.  Capture the
+            # original release time so we can apply it to the final
+            # tarball.  Note this doesn't work in case we apply an
+            # upstream patch, as that doesn't carry a release time.
+            orig_date = time.strftime(
+                "%a, %d %b %Y %H:%M:%S +0000",
+                time.gmtime(
+                    os.stat(os.path.join(self.dir, self.orig, 'Makefile'))
+                    .st_mtime))
+
+            self.exclude_files()
+            os.umask(old_umask)
+            self.tar(orig_date)
+        finally:
+            os.umask(old_umask)
+            shutil.rmtree(self.dir)
+
+    def upstream_export(self, input_repo):
+        self.log("Exporting %s from %s\n" % (self.tag, input_repo))
+
+        gpg_wrapper = os.path.join(os.getcwd(),
+                                   "debian/bin/git-tag-gpg-wrapper")
+        verify_proc = subprocess.Popen(['git',
+                                        '-c', 'gpg.program=%s' % gpg_wrapper,
+                                        'tag', '-v', self.tag],
+                                       cwd=input_repo)
+        if verify_proc.wait():
+            raise RuntimeError("GPG tag verification failed")
+
+        archive_proc = subprocess.Popen(['git', 'archive', '--format=tar',
+                                         '--prefix=%s/' % self.orig, self.tag],
+                                        cwd=input_repo,
+                                        stdout=subprocess.PIPE)
+        extract_proc = subprocess.Popen(['tar', '-xaf', '-'], cwd=self.dir,
+                                        stdin=archive_proc.stdout)
+
+        ret1 = archive_proc.wait()
+        ret2 = extract_proc.wait()
+        if ret1 or ret2:
+            raise RuntimeError("Can't create archive")
+
+    def upstream_extract(self, input_tar):
+        self.log("Extracting tarball %s\n" % input_tar)
+        match = re.match(r'(^|.*/)(?P<dir>linux-\d+\.\d+(\.\d+)?(-\S+)?)\.tar'
+                         r'(\.(?P<extension>(bz2|gz|xz)))?$',
+                         input_tar)
+        if not match:
+            raise RuntimeError("Can't identify name of tarball")
+
+        cmdline = ['tar', '-xaf', input_tar, '-C', self.dir]
+
+        if subprocess.Popen(cmdline).wait():
+            raise RuntimeError("Can't extract tarball")
+
+        os.rename(os.path.join(self.dir, match.group('dir')),
+                  os.path.join(self.dir, self.orig))
+
+    def upstream_patch(self, input_patch):
+        self.log("Patching source with %s\n" % input_patch)
+        match = re.match(r'(^|.*/)patch-\d+\.\d+(\.\d+)?(-\S+?)?'
+                         r'(\.(?P<extension>(bz2|gz|xz)))?$',
+                         input_patch)
+        if not match:
+            raise RuntimeError("Can't identify name of patch")
+        cmdline = []
+        if match.group('extension') == 'bz2':
+            cmdline.append('bzcat')
+        elif match.group('extension') == 'gz':
+            cmdline.append('zcat')
+        elif match.group('extension') == 'xz':
+            cmdline.append('xzcat')
+        else:
+            cmdline.append('cat')
+        cmdline.append(input_patch)
+        cmdline.append('| (cd %s; patch -p1 -f -s -t --no-backup-if-mismatch)'
+                       % os.path.join(self.dir, self.orig))
+        if os.spawnv(os.P_WAIT, '/bin/sh', ['sh', '-c', ' '.join(cmdline)]):
+            raise RuntimeError("Can't patch source")
+
+    def exclude_files(self):
+        self.log("Excluding file patterns specified in debian/copyright\n")
+        with open("debian/copyright") as f:
+            header = deb822.Deb822(f)
+        patterns = header.get("Files-Excluded", '').strip().split()
+        for pattern in patterns:
+            matched = False
+            for name in glob.glob(os.path.join(self.dir, self.orig, pattern)):
+                try:
+                    shutil.rmtree(name)
+                except NotADirectoryError:
+                    os.unlink(name)
+                matched = True
+            if not matched:
+                warnings.warn("Exclusion pattern '%s' did not match anything"
+                              % pattern,
+                              RuntimeWarning)
+
+    def tar(self, orig_date):
+        out = os.path.join("../orig", self.orig_tar)
+        try:
+            os.mkdir("../orig")
+        except OSError:
+            pass
+        try:
+            os.stat(out)
+            raise RuntimeError("Destination already exists")
+        except OSError:
+            pass
+        self.log("Generate tarball %s\n" % out)
+
+        env = os.environ.copy()
+        env.update({
+            'LC_ALL': 'C',
+        })
+        cmd = [
+            'tar',
+            '-C', self.dir,
+            '--sort=name',
+            '--mtime={}'.format(orig_date),
+            '--owner=root',
+            '--group=root',
+            '--use-compress-program=xz -T0',
+            '-cf',
+            out, self.orig,
+        ]
+
+        try:
+            subprocess.run(cmd, env=env, check=True)
+            os.chmod(out, 0o644)
+        except BaseException:
+            try:
+                os.unlink(out)
+            except OSError:
+                pass
+            raise
+        try:
+            os.symlink(os.path.join('orig', self.orig_tar),
+                       os.path.join('..', self.orig_tar))
+        except OSError:
+            pass
+
+
+if __name__ == '__main__':
+    from optparse import OptionParser
+    parser = OptionParser(usage="%prog [OPTION]... {TAR [PATCH] | REPO}")
+    parser.add_option("-V", "--override-version", dest="override_version",
+                      help="Override version", metavar="VERSION")
+    options, args = parser.parse_args()
+
+    assert 1 <= len(args) <= 2
+    Main(args, options.override_version)()