fastapi opentracing middleware works with istio
install:
pip install fastapi-opentracing
example:
from fastapi import FastAPI
import uvicorn
from fastapi_opentracing import get_opentracing_span_headers
from fastapi_opentracing.middleware import OpenTracingMiddleware
app = FastAPI()
app.add_middleware(OpenTracingMiddleware)
@app.get("/")
async def root():
carrier = await get_opentracing_span_headers()
return {'span': carrier}
if __name__ == "__main__":
uvicorn.run(app, host="0.0.0.0", port=8000)if your application uses tortoise-orm, you can execute the install_all_patch
or specify the client mysql_client.install_patch to patch you SQLClient
example:
from fastapi import FastAPI
import uvicorn
from fastapi_opentracing import get_opentracing_span_headers
from fastapi_opentracing.middleware import OpenTracingMiddleware
from fastapi_opentracing.client_hooks.mysql_client import install_patch
from fastapi_opentracing.client_hooks import install_all_patch
app = FastAPI()
app.add_middleware(OpenTracingMiddleware)
TORTOISE_ORM = {
"connections": {"default": "mysql://root:123456@127.0.0.1:3306/test"},
"apps": {
"models": {
"models": ["tests.models", "aerich.models"],
"default_connection": "default",
},
},
}
register_tortoise(
app,
config=TORTOISE_ORM,
generate_schemas=True
)
install_all_patch()
@app.get("/")
async def root():
carrier = await get_opentracing_span_headers()
return {'span': carrier}
if __name__ == "__main__":
uvicorn.run(app, host="0.0.0.0", port=8000)Contributing and Developing
To install all dependencies, run:
python3 -m venv venv
source venv/bin/activate
make bootstrapRunning Tests
make testCheck the style and quality of python code
make lint