Move to FastAPI and add DIY

Dockerfile

@@ -1,14 +1,14 @@
-FROM python:3.7-alpine
+FROM python:3.9-rc-alpine
 
 MAINTAINER Yehuda Deutsch <yeh@uda.co.il>
 
-RUN echo 'manylinux1_compatible = True' > /usr/local/lib/python3.7/_manylinux.py
-RUN apk add --virtual .build-deps gcc musl-dev \
-    && pip install sanic \
+RUN apk add --virtual .build-deps gcc libc-dev make \
+    && pip install fastapi uvicorn \
     && rm -Rf ~/.cache \
-    && apk --purge del .build-deps
+    && apk --purge del .build-deps gcc libc-dev make
 
 WORKDIR /code
-COPY app.py /code/
+ENV PYTHONPATH=/code
+COPY time_app/ /code/time_app/
 
-CMD ["python", "app.py"]
+CMD ["python", "time_app"]

app.py

@@ -1,50 +0,0 @@
-from datetime import datetime
-
-from sanic import Sanic
-from sanic.response import text, json
-from sanic.views import HTTPMethodView
-
-
-class IndexView(HTTPMethodView):
-    def get(self, request):
-        now = datetime.utcnow()
-        return text(now.strftime('%Y-%m-%d %H:%M:%S'))
-
-
-class JsonView(HTTPMethodView):
-    def get(self, request):
-        now = datetime.utcnow()
-        return json({
-            'now': now.strftime('%Y-%m-%d %H:%M:%S'),
-            'timestamp': int(datetime.timestamp(now)),
-        })
-
-
-class Application(object):
-    app = Sanic()
-
-    def __init__(self, args):
-        self.args = args
-        self.app.add_route(IndexView.as_view(), '/')
-        self.app.add_route(JsonView.as_view(), '/json')
-
-    def run(self):
-        self.app.run(host=self.args.interface, port=self.args.port)
-
-
-if __name__ == '__main__':
-    import os
-    from argparse import ArgumentParser
-
-    default_host = os.environ.get('APP_HOST', '0.0.0.0')
-    default_port = int(os.environ.get('APP_PORT', 8080))
-    default_trusted = os.environ.get('TRUSTED_PROXIES') or None
-
-    parser = ArgumentParser('app.py')
-    parser.add_argument('--interface', '-i', type=str, help='Interface to listen on', default=default_host)
-    parser.add_argument('--port', '-p', type=int, help='Port to listen on', default=default_port)
-    parser.add_argument('--proxies', type=str, help='A list of trusted proxies, comma separated. you can use CIDRs.', default=default_trusted)
-    args = parser.parse_args()
-
-    zero_if = Application(args)
-    zero_if.run()

time_app/__init__.py

@@ -0,0 +1 @@
+

time_app/__main__.py

@@ -0,0 +1,3 @@
+from time_app.main import run
+
+run()

time_app/helpers/datetime.py

@@ -0,0 +1,5 @@
+from datetime import datetime, timezone
+
+
+def real_utc_now() -> datetime:
+    return datetime.now(tz=timezone.utc)

time_app/main.py

@@ -0,0 +1,13 @@
+import uvicorn
+from fastapi import FastAPI
+from fastapi.responses import PlainTextResponse
+
+from .views import main, api
+
+app = FastAPI()
+app.include_router(main.router, tags=['text'], default_response_class=PlainTextResponse)
+app.include_router(api.router, prefix='/api/v1', tags=['api'])
+
+
+def run():
+    uvicorn.run("time_app.main:app", host="0.0.0.0", port=8000, log_level="info")

time_app/models/main.py

@@ -0,0 +1,5 @@
+from pydantic import BaseModel
+
+
+class Now(BaseModel):
+    time: str

time_app/views/api.py

@@ -0,0 +1,16 @@
+from fastapi import APIRouter
+
+from time_app.helpers.datetime import real_utc_now
+from time_app.models.main import Now
+
+router = APIRouter()
+
+
+@router.get('/', name='Now', response_model=Now)
+def now_view() -> dict:
+    return {"time": real_utc_now().strftime('%Y-%m-%d %H:%M:%S')}
+
+
+@router.get('/diy', name='Day in year', response_model=Now)
+def day_in_year_view() -> dict:
+    return {"time": real_utc_now().strftime('%y%j')[-4:]}

time_app/views/main.py

@@ -0,0 +1,15 @@
+from fastapi import APIRouter
+
+from time_app.helpers.datetime import real_utc_now
+
+router = APIRouter()
+
+
+@router.get('/', name='Now')
+def now_view() -> str:
+    return real_utc_now().strftime('%Y-%m-%d %H:%M:%S')
+
+
+@router.get('/diy', name='Day in year')
+def day_in_year_view() -> str:
+    return real_utc_now().strftime('%y%j')[-4:]