Gateway Service

WebSocket API gateway for vehicle (TRex), HMI, and mobile app connections.

What it does

Authenticates WebSocket connections via JWT
Routes messages to Kafka topics
Manages connection state in Redis
Serves AsyncAPI docs

Ports

Port	Purpose
8077	HTTP/WebSocket
11011	Health check

WebSocket Endpoints

Endpoint	Purpose	User-Agent
`/session`	Vehicle (TRex) and HMI connections	`Fisker Ocean T.Rex x.x.x.x` or `HMI x.x.x.x`
`/secret_mobile`	Mobile app connections	`Mobile x.x.x` or `iOS x.x.x` or `Android x.x.x`

API Documentation

AsyncAPI specs available at /docs/:

/docs/asyncapi_mobile.yaml - Mobile API
/docs/asyncapi_hmi.yaml - HMI API
/docs/asyncapi_trex.yaml - T-Rex API
/docs/index.html - Interactive UI

Testing WebSocket Connections

Install websocat:

brew install websocat

Test mobile endpoint:

# Connect to mobile websocket
websocat -H="User-Agent: Mobile 1.0.0" wss://gateway.mini.cloud.fiskerinc.com/secret_mobile

# Send verify message (after connecting)
{"handler":"verify","data":{"token":"<jwt_token>"}}

Test vehicle endpoint (requires VIN in SSL cert or header):

websocat -H="User-Agent: Fisker Ocean T.Rex 1.0.0.0 ABC123" \
  -H="X-VIN: YH7DR1EA1PA000001" \
  wss://gateway.mini.cloud.fiskerinc.com/session

Build

# From cloud-services root
docker build --platform linux/arm64 -t gateway:latest -f services/gateway/Dockerfile .

Configuration

See deploy/base/config.env for all environment variables.

Key settings:

KAFKA_HOSTS - Kafka bootstrap servers
REDIS_HOST/PORT - Redis for session state
JWK_URL - JWKS endpoint for JWT validation
DOCS - Path to docs directory (default: /docs)
LOG_LEVEL - debug, info, warn, error

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