Initial working proof of concept

.gitignore

@@ -99,3 +99,6 @@ ENV/
 
 # mypy
 .mypy_cache/
+
+# SQLite databases
+*.db

Dockerfile

@@ -0,0 +1,6 @@
+FROM python:3
+COPY . /app
+WORKDIR /app
+RUN pip install -r requirements.txt
+EXPOSE 8006
+CMD ["python", "app.py"]

app.py

@@ -0,0 +1,43 @@
+from sanic import Sanic
+from sanic import response
+from sanic_jinja2 import SanicJinja2
+import sqlite3
+import json
+
+app = Sanic(__name__)
+jinja = SanicJinja2(app)
+
+#conn = sqlite3.connect('file:flights.db?immutable=1', uri=True)
+conn = sqlite3.connect('file:northwind.db?immutable=1', uri=True)
+conn.row_factory = sqlite3.Row
+
+
+@app.route('/')
+async def index(request, sql=None):
+    sql = sql or request.args.get('sql', '')
+    if not sql:
+        sql = 'select * from sqlite_master'
+    rows = conn.execute(sql)
+    headers = [r[0] for r in rows.description]
+    return jinja.render('index.html', request,
+        headers=headers,
+        rows=list(rows),
+    )
+
+
+@app.route('/<table:[a-zA-Z0-9].*>.json')
+async def table_json(request, table):
+    sql = 'select * from {} limit 20'.format(table)
+    return response.json([
+        dict(r) for r in conn.execute(sql)
+    ])
+
+
+@app.route('/<table:[a-zA-Z0-9].*>')
+async def table(request, table):
+    sql = 'select * from {} limit 20'.format(table)
+    return await index(request, sql)
+
+
+if __name__ == '__main__':
+    app.run(host="0.0.0.0", port=8006)

requirements.txt

@@ -0,0 +1,2 @@
+sanic==0.6.0
+sanic-jinja2==0.5.5

templates/index.html

@@ -0,0 +1,20 @@
+<style>
+td {
+    white-space: pre;
+    vertical-align: top;
+    border-top: 1px solid #666;
+    padding: 2px 4px;
+}
+</style>
+<table>
+    <tr>
+        {% for header in headers %}<th scope="col">{{ header }}</th>{% endfor %}
+    </tr>
+    {% for row in rows %}
+        <tr>
+            {% for td in row %}
+                <td>{{ td }}</td>
+            {% endfor %}
+        </tr>
+    {% endfor %}
+</table>