# Configuration # Environment variables The following environment variables can be set: | Name | Description | Default | |----------------------------------|--------------------------------|------------------------| | RELAY_PORT | Relay's server port | 8008 | | RELAY_PRIVATE_KEY | Relay's private key in hex | (auto-generated) | | WORKER_COUNT | Number of workers override | No. of available CPUs | | DB_URI | PostgreSQL URI (overrides DB_HOST, DB_PORT, etc.) | | | 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_URI | Redis URI (overrides REDIS_HOST, REDIS_PORT, etc.) | | | REDIS_HOST | | | | REDIS_PORT | Redis Port | 6379 | | REDIS_USER | Redis User | default | | REDIS_PASSWORD | Redis Password | nostr_ts_relay | | NOSTR_CONFIG_DIR | Configuration directory | /.nostr/ | | DEBUG | Debugging filter | | # Settings Running `nostream` for the first time creates the settings file in `/.nostr/settings.yaml`. If the file is not created and an error is thrown ensure that the `/.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.maxPayloadSize | Maximum number of bytes accepted per WebSocket frame | | network.remoteIpHeader | HTTP header from proxy containing IP address from client. | | mirroring.static[].address | Address of mirrored relay. (e.g. ws://100.100.100.100:8008) | | mirroring.static[].filters | Subscription filters used to mirror. | | mirroring.static[].secret | Secret to pass to relays. Nostream relays only. Optional. | | 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[].kinds | List of event kinds to apply limit. Use `[min, max]` for ranges. Optional. | | 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. |