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server-26/drb-c2-core/app/config.py
T
Logan CusanoandClaude Opus 5 7b5258cfdf
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Halve the tier-2 thin-call window, from 10 minutes to 5
With over-creation fixed, the incidents that remain are readable enough to
judge, and the ones that still do not make sense all fail the same way. A
content-free call attaches to the single active incident on its talkgroup if
that incident has been idle under tg_dispatch_thin_idle_minutes, and at 10
minutes that is long enough for the channel to have moved on to something
else. In the 00:30Z dump a "72 at Holland Station" incident absorbed a Grand
Central train-crew meet 9.6 minutes later, and a status check absorbed a
records lookup at 9.7.

Being the only candidate is not evidence. It means the channel was quiet,
which is exactly when guessing is weakest -- the single-candidate rule was
meant to avoid picking wrongly among several, not to license a match no other
signal supports.

Every correct thin attach in that dump was <= 3.4 minutes idle and every wrong
one was >= 8.2, so 5 separates them with room on both sides. Real
back-and-forth is unaffected: it runs through the 30-second tier-1 path, and
the observed conversational replies sit near zero. Tests pin both sides of the
new boundary at 4.9 and 5.1 minutes so a later change to this number has to be
deliberate. 23 pass.

Also corrects a DEFERRED.md entry written earlier today. It claimed nothing
ever closes an incident that goes quiet; summarizer.py has run a stale sweep
at incident_auto_resolve_minutes (90) the whole time. The 37 open incidents
were caused by over-creation, not by a missing sweeper, and 90 minutes may be
fine now -- worth rechecking on a fully post-fix dump before changing it.

No new environment variables: tg_dispatch_thin_idle_minutes is a config.py
default and is not templated into any .env, so CI deploys this without an
ansible run.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-08-16 20:56:58 -04:00

103 lines
5.2 KiB
Python

from pydantic_settings import BaseSettings
from typing import Optional
class Settings(BaseSettings):
# MQTT
mqtt_broker: str = "localhost"
mqtt_port: int = 1883
mqtt_user: Optional[str] = None
mqtt_pass: Optional[str] = None
# mosquitto's built-in dynamic-security plugin (see app/internal/dynsec.py).
# "admin" is hardcoded by the plugin itself on first boot — not actually
# configurable — kept as a named setting rather than a literal for
# readability. mqtt_dynsec_admin_pass must equal the mosquitto
# container's own MOSQUITTO_DYNSEC_PASSWORD env var (root .env /
# root.env.j2) or c2-core can't administer node credentials at all.
mqtt_dynsec_admin_user: str = "admin"
mqtt_dynsec_admin_pass: Optional[str] = None
# GCP
gcp_credentials_path: Optional[str] = None # None → uses ADC
gcs_bucket: Optional[str] = None # None → audio upload disabled
firestore_database: str = "(default)"
# Node health
node_offline_threshold: int = 90 # seconds without checkin before marking offline
# OpenAI (STT + intelligence)
openai_api_key: Optional[str] = None
stt_model: str = "whisper-1" # whisper-1 | gpt-4o-mini-transcribe | gpt-4o-transcribe
# Google Maps (geocoding)
google_maps_api_key: Optional[str] = None
# Gemini (intelligence extraction, embeddings, incident summaries)
gemini_api_key: Optional[str] = None
# Correlation consensus models
# corr_cheap_model — first-pass LLM correlator (runs on every call)
# corr_smart_model — tiebreaker (only fires when rules and cheap LLM disagree)
corr_cheap_model: str = "gemini-2.0-flash"
corr_smart_model: str = "gemini-1.5-pro"
summary_interval_minutes: int = 2 # how often the summary loop runs
correlation_window_hours: int = 2 # slow/location path: max hours since last call
embedding_similarity_threshold: float = 0.93 # slow-path: requires location corroboration
embedding_no_location_threshold: float = 0.97 # slow-path: match without location (very high bar)
embedding_cross_tg_threshold: float = 0.85 # cross-TG path: same dept + 2+ shared units
location_proximity_km: float = 0.5 # radius for location-proximity matching
geocode_max_km: float = 40.0 # reject geocode results farther than this from the node
incident_auto_resolve_minutes: int = 90 # auto-resolve after N minutes with no new calls
unit_continuity_max_idle_minutes: int = 20 # unit-continuity path: skip if incident idle > this
recorrelation_scan_minutes: int = 60 # re-examine orphaned calls ended within this window
tg_fast_path_idle_minutes: int = 90 # fast path: max minutes since incident last updated
# Dispatch channels only: tier-2 thin calls attach to a lone candidate idle < this.
# Was 10, which is long enough for the channel to have moved on to something else:
# on 2026-08-16 a "72 at Holland Station" incident absorbed a Grand Central train
# meet 9.6 min later, and a status check absorbed a records lookup at 9.7 min.
# Across that dump every correct thin attach was <= 3.4 min idle and every wrong
# one was >= 8.2, so 5 separates them with room on both sides. Genuine
# back-and-forth is handled by the 30-second tier-1 path above this.
tg_dispatch_thin_idle_minutes: int = 5
# Vocabulary learning
vocabulary_induction_interval_hours: int = 24 # how often the induction loop runs
vocabulary_induction_sample_tokens: int = 4000 # ~tokens of transcript text sampled per system
# Internal service key — allows server-side services (discord bot) to call C2 without Firebase
service_key: Optional[str] = None
# Fleet-wide token edge nodes present to POST /nodes/enroll on first boot.
# Not a per-node secret — see routers/enrollment.py for why a leaked copy
# of this alone can't steal an already-approved node's key.
enrollment_token: Optional[str] = None
# Upload size limit — reject audio files larger than this (bytes). Default 100 MB.
upload_max_bytes: int = 100 * 1024 * 1024
# Public origin this API is reachable on, e.g. "https://api.drb.example.com".
# Only used to build absolute call-audio playback links: an <audio src> is
# fetched by the browser directly, so a relative path would resolve against
# the frontend origin, not this one.
public_api_url: Optional[str] = None
# How long a minted call-audio playback link stays valid. Long enough for a
# browsing session, short enough that a copied link isn't durable access.
audio_link_ttl_seconds: int = 6 * 60 * 60
# Two nodes hearing the same transmission start recording within about a
# second of each other (measured across node-002/node-PI-2 on TG 9048).
# 10s is generous against clock skew while staying well under the gap
# between genuinely separate transmissions on a busy dispatch channel.
duplicate_window_seconds: int = 10
# CORS — set to your frontend origin(s) in production, e.g. ["https://app.example.com"]
# Defaults to "*" for local development only.
cors_origins: list[str] = ["*"]
class Config:
env_file = ".env"
settings = Settings()