Dunwich Configuration

This section describes all configuration options for the Dunwich module. Most options can be set via environment variables, YAML keys, and some have default values noted below.

Debug

Option	Env Variable	Default	Description
Debug	`DEBUG`	`"0"`	Enables debug mode

Service

Option	Env Variable	YAML Key	Default	Description
Noop	`API_NOOP`			No-operation switch for testing
Addr	`BIND_ADDR`	`bind`		HTTP bind address
Grpc		`grpc`		GRPC address
Metrics	`METRICS_BIND`	`metrics_bind`	`:2112`	Metrics HTTP bind address
AuthToken	`AUTH_TOKEN`			Token for API authentication
GraceDuration	`GRACE_DURATION`		`1s`	Grace duration before shutdown
BufferSize	`BUFFER_SIZE`		`1024`	Internal buffer size
EncKey	`ENC_KEY`			Encryption key for secure operations

NATS

Option	Env Variable	YAML Key	Description
Url	`NATS_URL`	`url`	NATS connection URL
Stream		`stream`	NATS stream name
Username	`NATS_USER`		NATS authentication username
Password	`NATS_PASSWORD`		NATS authentication password

Sink

Option	Env Variable	YAML Key	Description
Type		`type`	Sink output type (e.g., postgres)
Host		`host`	Sink host
Port		`port`	Sink port
Database		`database`	Sink database name
User	`SINK_USER`	`username`	Sink user
Password	`SINK_PASSWORD`	`password`	Sink password
Extra		`extra_args`	Sink extra connection arguments

Registry

Option	Env Variable	YAML Key	Default	Description
Addr	`REGISTRY_ADDR`	`bind`		Registry bind address
AdvAddr		`advertise`		Registry advertise address
DB		`database`		Registry database path/name
MetricsLog		`metrics_log`	`./data/metrics`	Registry metrics log path
NodeId	`NODE_ID`		`"node1"`	Registry node identifier

Example YAML Configuration

service:
  bind: "0.0.0.0:3105"
  metrics_bind: ":2112"
  auth_token: "your_token"
  enc_key: "your_key"

nats:
  url: "nats://localhost:4222"
  stream: "example_stream"

sink:
  type: "postgres"
  host: "localhost"
  port: "5432"
  database: "example_wh"

registry:
  bind: ":4567"
  advertise: "10.0.0.5:4567"
  database: "./data/registry.db"