1 files changed, 56 insertions, 0 deletions
diff --git a/put_version_into_build_xml.py b/put_version_into_build_xml.py
new file mode 100644
index 000000000000..2408c86c8dc2
--- /dev/null
+++ b/put_version_into_build_xml.py
@@ -0,0 +1,56 @@
+import os
+import re
+import subprocess
+import sys
+import xml.etree.ElementTree as ET
+
+
+def main():
+    build_xml_filename = 'build.xml'
+    if not os.access(build_xml_filename, os.R_OK | os.W_OK):
+        print(
+            '%s not found. Skipping' % build_xml_filename,
+            file=sys.stderr)
+        return
+
+    tree = ET.parse(build_xml_filename)
+
+    try:
+        git_version = subprocess.check_output(
+            ['git', 'describe', '--long', '--tags'])
+    except subprocess.CalledProcessError:
+        print('Call to git failed. Skipping...', file=sys.stderr)
+        return
+
+    mobj = re.match(
+        r'''(?x)
+            version
+            (?P<major>\d)\.
+            (?P<minor>\d)\.
+            (?P<release>\d)-
+            (?P<build>\d+)-.*''',
+        git_version.decode('utf-8'))
+
+    if not mobj:
+        print('unexpected git version %s. Skipping...' % git_version)
+        return
+
+    versions = {
+        'major': mobj.group('major'),
+        'minor': mobj.group('minor'),
+        'release': mobj.group('release'),
+        'build': mobj.group('build'),
+    }
+
+    print('Set version to %s.%s.%s' % (
+        versions['major'], versions['minor'], versions['release']))
+
+    for version_type in versions.keys():
+        path = './target/property[@name="version.%s"]' % version_type
+        for element in tree.findall(path):
+            element.set('value', str(versions[version_type]))
+
+    tree.write(build_xml_filename, encoding='UTF-8', xml_declaration=True)
+
+if __name__ == '__main__':
+    main()