mirror of
https://git.ianrenton.com/ian/spothole.git
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72 lines
2.9 KiB
Python
72 lines
2.9 KiB
Python
import json
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from datetime import datetime
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from typing import Any
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import pytz
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import tornado
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from tornado import httputil
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from tornado.web import Application
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from core.config import MAX_SPOT_AGE, ALLOW_SPOTTING
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from core.constants import BANDS, ALL_MODES, MODE_TYPES, SIGS, CONTINENTS
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from core.prometheus_metrics_handler import api_requests_counter
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from core.utils import serialize_everything
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class APIOptionsHandler(tornado.web.RequestHandler):
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"""API request handler for /api/v1/options"""
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def __init__(self, application: "Application", request: httputil.HTTPServerRequest, **kwargs: Any):
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self._status_data = None
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self._web_server_metrics = None
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self._spot_providers = None
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super().__init__(application, request, **kwargs)
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def initialize(self, status_data, web_server_metrics, spot_providers=None):
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self._status_data = status_data
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self._web_server_metrics = web_server_metrics
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self._spot_providers = spot_providers or []
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def get(self):
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# Metrics
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self._web_server_metrics["last_api_access_time"] = datetime.now(pytz.UTC)
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self._web_server_metrics["api_access_counter"] += 1
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self._web_server_metrics["status"] = "OK"
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api_requests_counter.inc()
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# Build a map of SIG name -> list of provider names that can submit spots for that SIG
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spot_submit_providers = {}
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for provider in self._spot_providers:
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if not provider.enabled:
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continue
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for sig in SIGS:
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if provider.can_submit_spot(sig.name):
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spot_submit_providers.setdefault(sig.name, []).append(provider.name)
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# Spot/alert sources are filtered for only ones that are enabled in config, no point letting the user toggle
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# things that aren't even available.
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spot_sources: list = list(
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map(lambda p: p["name"], filter(lambda p: p["enabled"], self._status_data["spot_providers"])))
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alert_sources = list(
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map(lambda p: p["name"], filter(lambda p: p["enabled"], self._status_data["alert_providers"])))
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# If spotting to this server is enabled, "API" is another valid spot source even though it does not come from
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# one of our providers.
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if ALLOW_SPOTTING:
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spot_sources.append("API")
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options = {"bands": BANDS,
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"modes": ALL_MODES,
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"mode_types": MODE_TYPES,
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"sigs": SIGS,
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"spot_sources": spot_sources,
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"alert_sources": alert_sources,
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"continents": CONTINENTS,
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"max_spot_age": MAX_SPOT_AGE,
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"spot_allowed": ALLOW_SPOTTING,
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"spot_submit_providers": spot_submit_providers}
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self.write(json.dumps(options, default=serialize_everything))
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self.set_status(200)
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self.set_header("Cache-Control", "no-store")
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self.set_header("Content-Type", "application/json")
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