def check_branch_rename(current_branch, database):
if not exists_database(database + current_branch):
for line in git.reflog(True):
res = re.search(line, r".* Branch: renamed refs/heads/(\w+) to refs/heads/%s" % current_branch)
if res:
old_branch_name = res.group(1)
logging.info("Detected that branch we are working on, '%s', used to be called '%s'.", current_branch, old_branch_name)
# Rename the database, as well as any SQL patch files, etc, and rewrite our sqlite data.
rename_database(database + old_branch_name, database + current_branch)
break
def post_merge(dst_branch, database, squash):
merge_info = git.reflog(False)[0]
res = re.search(r".*: merge (\w+):.*", merge_info)
if res:
src_branch = res.group(1)
logging.info("Branch '%s' was merged with us, '%s'", src_branch, dst_branch)
logging.debug("Amalgamating patches from branch '%s' into one SQL file, and importing.", src_branch)
patches = [patch for patch in list_applied_patches(src_branch, database) if (
patch not in list_merged_patches(src_branch, dst_branch, database) and
patch not in list_ignored_patches(src_branch, database) and
patch not in list_patches_resulting_from_merge(dst_branch, src_branch, database))]
if not patches:
logging.info("No patches to apply.")
return
output_file = NamedTemporaryFile(suffix=".sql", delete=False)
for patch in patches:
with open(patch, "r") as patchfile:
output_file.write(patchfile.read())
output_file.flush()
try:
apply_patch(database, output_file.name, True)
if dst_branch == "master":
base_dir = os.path.join("sql", "development", database)
patch_filename = free_patch_name()
else:
base_dir = os.path.join(".git", "gitdb", "patches", dst_branch, database)
patch_filename = free_patch_name()
patch_name = os.path.join(base_dir, patch_filename)
makedirs(base_dir)
shutil.copy(output_file.name, patch_name)
add_patch_to_db(dst_branch, database, patch_name)
add_merged_patches(patches, patch_name, src_branch, dst_branch, database)
if dst_branch == "master":
# If we are on master, add the SQL file and amend the commit.
git.add(patch_name)
git.amend_commit()
except MySqlException:
# Rollback occured.
logging.error("SQL patch did not apply cleanly. This means that while the files in branch %s will have been updated, the database %s is not. Please bring the database to a consistent state manually (you can use the SQL information stored in %s for help), then run:", dst_branch, database, output_file.name)
logging.error("foobar")
else:
handle_pull(dst_branch, database)
