traceroute_map/app/main.py

from fastapi import Request, FastAPI
from fastapi.staticfiles import StaticFiles

from .parser import parse_traceroute_output
from .db import Database, ensure_table_setup

from pprint import pprint as print


# Setup our SQLite before anything else.
ensure_table_setup()

# Setup web framework thingies
app = FastAPI()
app.mount("/static", StaticFiles(directory="app/static"), name="static")


@app.get("/")
def read_root():
    return {
        "greeting": "Hello, Kalzu!",
        "instructions": [
            "Try piping traceroute data directly to POST /trace/{hostname}.",
            "{hostname} is for filtering data by sender.",
            "For example the following command using HTTPie:",
            "",
            "  $ traceroute peitto.info | http POST localhost:8000/trace/rekku",
            "",
            "",
            "Also take a look at /docs/ and /static/index.html",
            "",
            "",
            "",
            "END OF TRANSMISSION",
        ]
        + [None] * 800,
    }


@app.get("/trace/")
def list_traces():
    db = Database()

    trace = db.list_traces()

    db.end()
    return trace


@app.post("/trace/{origin}")
async def create_trace(origin: str, request: Request):
    raw_data = await request.body()
    data = raw_data.decode("utf-8", "ignore")

    print(f"Received data from {origin}:")
    print(data)

    trace = parse_traceroute_output(data, origin)

    print("Parsed data:")
    print(trace)

    db = Database()
    db.create_trace(trace)
    db.end()

    return {"status": "ok"}