main.yml

---
strfry_version: beta
strfry_binary_path: /usr/local/bin/strfry
strfry_make_jobs: "{{ ansible_processor_cores }}"
strfry_skip_config: False
strfry_system_group: strfry
strfry_system_user: strfry

strfry_data_path: /var/lib/strfry
strfry_db: "./strfry-db/" # Becomes /var/lib/strfry/strfry-db

strfry_policies_enabled: true

strfry_dbParams:
  # Maximum number of threads/processes that can simultaneously have LMDB transactions open (restart required)
  maxreaders: 256

  # Size of mmap() to use when loading LMDB (default is 10TB, does *not* correspond to disk-space used) (restart required)
  mapsize: 10995116277760

  # Disables read-ahead when accessing the LMDB mapping. Reduces IO activity when DB size is larger than RAM. (restart required)
  noReadAhead: no

strfry_events:
  # Maximum size of normalised JSON, in bytes
  maxEventSize: 65536

  # Events newer than this will be rejected
  rejectEventsNewerThanSeconds: 900

  # Events older than this will be rejected
  rejectEventsOlderThanSeconds: 94608000

  # Ephemeral events older than this will be rejected
  rejectEphemeralEventsOlderThanSeconds: 60

  # Ephemeral events will be deleted from the DB when older than this
  ephemeralEventsLifetimeSeconds: 300

  # Maximum number of tags allowed
  maxNumTags: 2000

  # Maximum size for tag values, in bytes
  maxTagValSize: 1024

strfry_relay:
  # Interface to listen on. Use 0.0.0.0 to listen on all interfaces (restart required)
  bind: "127.0.0.1"

  # Port to open for the nostr websocket protocol (restart required)
  port: 7777

  # Set OS-limit on maximum number of open files/sockets (if 0, don't attempt to set) (restart required)
  nofiles: 1000000

  # HTTP header that contains the client's real IP, before reverse proxying (ie x-real-ip) (MUST be all lower-case)
  realIpHeader: ""

  info:
    # NIP-11: Name of this server. Short/descriptive (< 30 characters)
    name: "strfry default"

    # NIP-11: Detailed information about relay, free-form
    description: "This is a strfry instance."

    # NIP-11: Administrative nostr pubkey, for contact purposes
    pubkey: "unset"

    # NIP-11: Alternative administrative contact (email, website, etc)
    contact: "unset"

  # Maximum accepted incoming websocket frame size (should be larger than max event and yesstr msg) (restart required)
  maxWebsocketPayloadSize: 131072

  # Websocket-level PING message frequency (should be less than any reverse proxy idle timeouts) (restart required)
  autoPingSeconds: 55

  # If TCP keep-alive should be enabled (detect dropped connections to upstream reverse proxy)
  enableTcpKeepalive: false

  # How much uninterrupted CPU time a REQ query should get during its DB scan
  queryTimesliceBudgetMicroseconds: 10000

  # Maximum records that can be returned per filter
  maxFilterLimit: 500

  # Maximum number of subscriptions (concurrent REQs) a connection can have open at any time
  maxSubsPerConnection: 20

  writePolicy:
    # If non-empty, path to an executable script that implements the writePolicy plugin logic
    plugin: "{{ strfry_data_path }}/strfry-policy.ts"

  compression:
    # Use permessage-deflate compression if supported by client. Reduces bandwidth, but slight increase in CPU (restart required)
    enabled: yes

    # Maintain a sliding window buffer for each connection. Improves compression, but uses more memory (restart required)
    slidingWindow: yes

  logging:
    # Dump all incoming messages
    dumpInAll: no

    # Dump all incoming EVENT messages
    dumpInEvents: no

    # Dump all incoming REQ/CLOSE messages
    dumpInReqs: no

    # Log performance metrics for initial REQ database scans
    dbScanPerf: no

    # Log reason for invalid event rejection? Can be disabled to silence excessive logging
    invalidEvents: yes

  numThreads:
    # Ingester threads: route incoming requests, validate events/sigs (restart required)
    ingester: 3

    # reqWorker threads: Handle initial DB scan for events (restart required)
    reqWorker: 3

    # reqMonitor threads: Handle filtering of new events (restart required)
    reqMonitor: 3

    # negentropy threads: Handle negentropy protocol messages (restart required)
    negentropy: 2

  negentropy:
    # Support negentropy protocol messages
    enabled: yes

    # Maximum records that sync will process before returning an error
    maxSyncEvents: 1000000