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matrix-spec-proposals/scripts/dump-swagger.py

118 lines
3.5 KiB
Python

#!/usr/bin/env python3
# dump-swagger reads all of the swagger API docs used in spec generation and
# outputs a JSON file which merges them all, for use as input to a swagger UI
# viewer.
# See https://github.com/swagger-api/swagger-ui for details of swagger-ui.
# Copyright 2016 OpenMarket Ltd
#
# 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.
import argparse
import errno
import json
import logging
import os.path
import re
import sys
import yaml
scripts_dir = os.path.dirname(os.path.abspath(__file__))
templating_dir = os.path.join(scripts_dir, "templating")
api_dir = os.path.join(os.path.dirname(scripts_dir), "data", "api")
sys.path.insert(0, templating_dir)
from matrix_templates import units
parser = argparse.ArgumentParser(
"dump-swagger.py - assemble the Swagger specs into a single JSON file"
)
parser.add_argument(
"--client_release", "-c", metavar="LABEL",
default="unstable",
help="""The client-server release version to generate for. Default:
%(default)s""",
)
parser.add_argument(
"-o", "--output",
default=os.path.join(scripts_dir, "swagger", "api-docs.json"),
help="File to write the output to. Default: %(default)s"
)
args = parser.parse_args()
output_file = os.path.abspath(args.output)
release_label = args.client_release
major_version = release_label
match = re.match("^(r\d+)(\.\d+)*$", major_version)
if match:
major_version = match.group(1)
logging.basicConfig()
output = {
"basePath": "/",
"consumes": ["application/json"],
"produces": ["application/json"],
"host": "matrix.org",
"schemes": ["https"],
"info": {
"title": "Matrix Client-Server API",
"version": release_label,
},
"securityDefinitions": {},
"paths": {},
"swagger": "2.0",
}
cs_api_dir = os.path.join(api_dir, 'client-server')
with open(os.path.join(cs_api_dir, 'definitions',
'security.yaml')) as f:
output['securityDefinitions'] = yaml.load(f)
for filename in os.listdir(cs_api_dir):
if not filename.endswith(".yaml"):
continue
filepath = os.path.join(cs_api_dir, filename)
print("Reading swagger API: %s" % filepath)
with open(filepath, "r") as f:
api = yaml.load(f.read())
api = units.resolve_references(filepath, api)
basePath = api['basePath']
for path, methods in api["paths"].items():
path = (basePath + path).replace('%CLIENT_MAJOR_VERSION%',
major_version)
for method, spec in methods.items():
if path not in output["paths"]:
output["paths"][path] = {}
output["paths"][path][method] = spec
print("Generating %s" % output_file)
try:
os.makedirs(os.path.dirname(output_file))
except OSError as e:
if e.errno != errno.EEXIST:
raise
with open(output_file, "w") as f:
text = json.dumps(output, sort_keys=True, indent=4)
text = text.replace("%CLIENT_RELEASE_LABEL%", release_label)
text = text.replace("%CLIENT_MAJOR_VERSION%", major_version)
f.write(text)