The following environment variables can be set:
| Name | Description | Default |
|---|---|---|
| RELAY_PORT | Relay's server port | 8008 |
| WORKER_COUNT | Number of workers override | No. of available CPUs |
| DB_HOST | PostgresSQL Hostname | |
| DB_PORT | PostgreSQL Port | 5432 |
| DB_USER | PostgreSQL Username | nostr_ts_relay |
| DB_PASSWORD | PostgreSQL Password | nostr_ts_relay |
| DB_NAME | PostgreSQL Database name | nostr_ts_relay |
| DB_MIN_POOL_SIZE | Min. connections per worker | 16 |
| DB_MAX_POOL_SIZE | Max. connections per worker | 32 |
| DB_ACQUIRE_CONNECTION_TIMEOUT | New connection timeout (ms) | 60000 |
| READ_REPLICA_ENABLED | Read Replica (RR) Toggle | 'false' |
| RR_DB_HOST | PostgresSQL Hostname (RR) | |
| RR_DB_PORT | PostgreSQL Port (RR) | 5432 |
| RR_DB_USER | PostgreSQL Username (RR) | nostr_ts_relay |
| RR_DB_PASSWORD | PostgreSQL Password (RR) | nostr_ts_relay |
| RR_DB_NAME | PostgreSQL Database name (RR) | nostr_ts_relay |
| RR_DB_MIN_POOL_SIZE | Min. connections per worker (RR) | 16 |
| RR_DB_MAX_POOL_SIZE | Max. connections per worker (RR) | 32 |
| RR_DB_ACQUIRE_CONNECTION_TIMEOUT | New connection timeout (ms) (RR) | 60000 |
| TOR_HOST | Tor Hostname | |
| TOR_CONTROL_PORT | Tor control Port | 9051 |
| TOR_PASSWORD | Tor control password | nostr_ts_relay |
| HIDDEN_SERVICE_PORT | Tor hidden service port | 80 |
| REDIS_HOST | ||
| REDIS_PORT | Redis Port | 6379 |
| REDIS_USER | Redis User | default |
| REDIS_PASSWORD | Redis Password | nostr_ts_relay |
| NOSTR_CONFIG_DIR | Configuration directory | <project_root>/.nostr/ |
| DEBUG | Debugging filter |
Running nostream for the first time creates the settings file in <project_root>/.nostr/settings.json. If the file is not created and an error is thrown ensure that the <project_root>/.nostr folder exists. The configuration directory can be changed by setting the NOSTR_CONFIG_DIR environment variable.
| Name | Description |
|---|---|
| info.relay_url | Public-facing URL of your relay. (e.g. wss://relay.your-domain.com) |
| info.name | Public name of your relay. (e.g. TBG's Public Relay) |
| info.description | Public description of your relay. (e.g. Toronto Bitcoin Group Public Relay) |
| info.pubkey | Relay operator's Nostr pubkey in hex format. |
| info.contact | Relay operator's contact. (e.g. mailto:operator@relay-your-domain.com) |
| network.max_payload_size | Maximum number of bytes accepted per WebSocket frame |
| network.remote_ip_header | HTTP header from proxy containing IP address from client. |
| workers.count | Number of workers to spin up to handle incoming connections. |
| Spin workers as many CPUs are available when set to zero. Defaults to zero. | |
| limits.event.eventId.minLeadingZeroBits | Leading zero bits required on every incoming event for proof of work. |
| Defaults to zero. Disabled when set to zero. | |
| limits.event.kind.whitelist | List of event kinds to always allow. Leave empty to allow any. |
| limits.event.kind.blacklist | List of event kinds to always reject. Leave empty to allow any. |
| limits.event.pubkey.minLeadingZeroBits | Leading zero bits required on the public key of incoming events for proof of work. |
| Defaults to zero. Disabled when set to zero. | |
| limits.event.pubkey.whitelist | List of public keys to always allow. Only public keys in this list will be able to post to this relay. Use for private relays. |
| limits.event.pubkey.blacklist | List of public keys to always reject. Public keys in this list will not be able to post to this relay. |
| limits.event.createdAt.maxPositiveDelta | Maximum number of seconds an event's created_at can be in the future. Defaults to 900 (15 minutes). Disabled when set to zero. |
| limits.event.createdAt.minNegativeDelta | Maximum number of secodns an event's created_at can be in the past. Defaults to zero. Disabled when set to zero. |
| limits.event.content.maxLength | Maximum length of content. Defaults to 1 MB. Disabled when set to zero. |
| limits.event.rateLimits[].kinds | List of event kinds rate limited. Use [min, max] for ranges. Optional. |
| limits.event.rateLimits[].period | Rate limiting period in milliseconds. |
| limits.event.rateLimits[].rate | Maximum number of events during period. |
| limits.event.whitelists.pubkeys | List of public keys to ignore rate limits. |
| limits.event.whitelists.ipAddresses | List of IPs (IPv4 or IPv6) to ignore rate limits. |
| limits.client.subscription.maxSubscriptions | Maximum number of subscriptions per connected client. Defaults to 10. Disabled when set to zero. |
| limits.client.subscription.maxFilters | Maximum number of filters per subscription. Defaults to 10. Disabled when set to zero. |
| limits.message.rateLimits[].period | Rate limit period in milliseconds. |
| limits.message.rateLimits[].rate | Maximum number of messages during period. |
| limits.message.ipWhitelist | List of IPs (IPv4 or IPv6) to ignore rate limits. |