[core] Add main kibicara module

kibicara/kibicara.py

@@ -0,0 +1,46 @@
+# Copyright (C) 2020 by Thomas Lindner <tom@dl6tom.de>
+# Copyright (C) 2020 by Cathy Hu <cathy.hu@fau.de>
+#
+# SPDX-License-Identifier: 0BSD
+
+from asyncio import run as asyncio_run
+from fastapi import FastAPI
+from fastapi.staticfiles import StaticFiles
+from hypercorn.config import Config
+from hypercorn.asyncio import serve
+from kibicara.config import config
+from kibicara.model import Mapping
+from kibicara.platformapi import Spawner
+from kibicara.webapi import router
+from logging import basicConfig, DEBUG, getLogger
+
+
+logger = getLogger(__name__)
+
+
+class Main:
+    def __init__(self):
+        asyncio_run(self.run())
+
+    async def run(self):
+        basicConfig(level=DEBUG, format="%(levelname)s %(name)s %(message)s")
+        Mapping.create_all()
+        await Spawner.init_all()
+        await self._start_webserver()
+
+    async def _start_webserver(self):
+        class SinglePageApplication(StaticFiles):
+            async def get_response(self, path, scope):
+                response = await super().get_response(path, scope)
+                if response.status_code == 404:
+                    response = await super().get_response('.', scope)
+                return response
+        app = FastAPI()
+        server_config = Config()
+        server_config.accesslog = '-'
+        app.include_router(router, prefix='/api')
+        if config['frontend_path'] is not None:
+            app.mount('/', app=SinglePageApplication(
+                    directory=config['frontend_path'],
+                    html=True))
+        await serve(app, server_config)