NATS¶

Field	Value
Purpose	NATS-specific configuration — cloud-native messaging system
Repo	AmadlaOrg/Entities/Application/MessageQueue/NATS
Entity URI	`amadla.org/entity/application/message-queue/nats@v1.0.0`
Parent type	Application/MessageQueue

Schema¶

Property	Type	Description
`max_payload`	string	Maximum message size (e.g., `1MB`)
`max_connections`	integer	Maximum number of client connections
`jetstream.enabled`	boolean	Enable JetStream persistence
`jetstream.store_dir`	string	JetStream storage directory
`jetstream.max_memory`	string	Maximum memory for JetStream
`jetstream.max_file`	string	Maximum file storage for JetStream
`cluster.name`	string	Cluster name
`cluster.routes`	array of strings	Routes to other cluster members
`authorization.users`	array of objects	Authorized users (`user`, `password_secret`, `permissions`)

Example¶

_type: amadla.org/entity/application/message-queue/nats@v1.0.0
_extends: amadla.org/entity/application/message-queue@v1.0.0
_body:
  listen_address: 0.0.0.0
  listen_port: 4222
  admin_port: 8222
  max_payload: 1MB
  max_connections: 65536
  jetstream:
    enabled: true
    store_dir: /var/lib/nats/jetstream
    max_memory: 1G
    max_file: 10G
  cluster:
    name: nats-cluster
    routes:
      - nats://nats-1:6222
      - nats://nats-2:6222
  authorization:
    users:
      - user: app_user
        password_secret: doorman://vault/nats/app-password

Consumers¶

Tool	How It Uses Application/MessageQueue/NATS
lay	Installs the `nats-server` package
weaver	Generates `/etc/nats/nats-server.conf`
enjoin-service	Enables/starts `nats-server` service