1 files changed, 60 insertions, 0 deletions
diff --git a/tools/build_defs/docker/testdata/gen_deb.py b/tools/build_defs/docker/testdata/gen_deb.py
new file mode 100644
index 0000000000..7468e22ae3
--- /dev/null
+++ b/tools/build_defs/docker/testdata/gen_deb.py
@@ -0,0 +1,60 @@
+# Copyright 2015 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""A simple cross-platform helper to create a dummy debian package."""
+from StringIO import StringIO
+import sys
+import tarfile
+
+
+def AddArFileEntry(fileobj, filename, content=''):
+  """Add a AR file entry to fileobj."""
+  fileobj.write((filename + '/').ljust(16))    # filename (SysV)
+  fileobj.write('0'.ljust(12))                 # timestamp
+  fileobj.write('0'.ljust(6))                  # owner id
+  fileobj.write('0'.ljust(6))                  # group id
+  fileobj.write('0644'.ljust(8))               # mode
+  fileobj.write(str(len(content)).ljust(10))   # size
+  fileobj.write('\x60\x0a')                    # end of file entry
+  fileobj.write(content)
+  if len(content) % 2 != 0:
+    fileobj.write('\n')  # 2-byte alignment padding
+
+if __name__ == '__main__':
+  # Create data.tar
+  tar = StringIO()
+  with tarfile.open('data.tar', mode='w', fileobj=tar) as f:
+    tarinfo = tarfile.TarInfo('usr/')
+    tarinfo.type = tarfile.DIRTYPE
+    f.addfile(tarinfo)
+    tarinfo = tarfile.TarInfo('usr/titi')
+    f.addfile(tarinfo, fileobj=StringIO('toto\n'))
+  data = tar.getvalue()
+  tar.close()
+  # Create control.tar
+  tar = StringIO()
+  with tarfile.open('control.tar', mode='w', fileobj=tar) as f:
+    tarinfo = tarfile.TarInfo('control')
+    f.addfile(tarinfo, fileobj=StringIO('\n'.join([
+        'Package: test'
+        'Description: Just a dummy test'
+        ])))
+  control = tar.getvalue()
+  tar.close()
+
+  # Write the final AR archive (the deb package)
+  with open(sys.argv[1], 'w') as f:
+    f.write('!<arch>\n')  # Magic AR header
+    AddArFileEntry(f, 'debian-binary', '2.0')
+    AddArFileEntry(f, 'control.tar', control)
+    AddArFileEntry(f, 'data.tar', data)