overleaf/services/real-time/config/settings.defaults.js

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/* eslint-disable camelcase */
const settings = {
redis: {
pubsub: {
host:
process.env.PUBSUB_REDIS_HOST || process.env.REDIS_HOST || '127.0.0.1',
port: process.env.PUBSUB_REDIS_PORT || process.env.REDIS_PORT || '6379',
password:
process.env.PUBSUB_REDIS_PASSWORD || process.env.REDIS_PASSWORD || '',
maxRetriesPerRequest: parseInt(
process.env.PUBSUB_REDIS_MAX_RETRIES_PER_REQUEST ||
process.env.REDIS_MAX_RETRIES_PER_REQUEST ||
'20'
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),
},
realtime: {
host:
process.env.REAL_TIME_REDIS_HOST ||
process.env.REDIS_HOST ||
'127.0.0.1',
port:
process.env.REAL_TIME_REDIS_PORT || process.env.REDIS_PORT || '6379',
password:
process.env.REAL_TIME_REDIS_PASSWORD ||
process.env.REDIS_PASSWORD ||
'',
key_schema: {
clientsInProject({ project_id }) {
return `clients_in_project:{${project_id}}`
},
connectedUser({ project_id, client_id }) {
return `connected_user:{${project_id}}:${client_id}`
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},
},
maxRetriesPerRequest: parseInt(
process.env.REAL_TIME_REDIS_MAX_RETRIES_PER_REQUEST ||
process.env.REDIS_MAX_RETRIES_PER_REQUEST ||
'20'
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),
},
documentupdater: {
host:
process.env.DOC_UPDATER_REDIS_HOST ||
process.env.REDIS_HOST ||
'127.0.0.1',
port:
process.env.DOC_UPDATER_REDIS_PORT || process.env.REDIS_PORT || '6379',
password:
process.env.DOC_UPDATER_REDIS_PASSWORD ||
process.env.REDIS_PASSWORD ||
'',
key_schema: {
pendingUpdates({ doc_id }) {
return `PendingUpdates:{${doc_id}}`
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},
},
maxRetriesPerRequest: parseInt(
process.env.DOC_UPDATER_REDIS_MAX_RETRIES_PER_REQUEST ||
process.env.REDIS_MAX_RETRIES_PER_REQUEST ||
'20'
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),
},
websessions: {
host:
process.env.SESSIONS_REDIS_HOST ||
process.env.REDIS_HOST ||
'127.0.0.1',
port: process.env.SESSIONS_REDIS_PORT || process.env.REDIS_PORT || '6379',
password:
process.env.SESSIONS_REDIS_PASSWORD || process.env.REDIS_PASSWORD || '',
maxRetriesPerRequest: parseInt(
process.env.SESSIONS_REDIS_MAX_RETRIES_PER_REQUEST ||
process.env.REDIS_MAX_RETRIES_PER_REQUEST ||
'20'
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),
},
},
internal: {
realTime: {
port: 3026,
host: process.env.LISTEN_ADDRESS || '127.0.0.1',
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},
},
apis: {
web: {
url: `http://${
process.env.WEB_API_HOST || process.env.WEB_HOST || '127.0.0.1'
}:${process.env.WEB_API_PORT || process.env.WEB_PORT || 3000}`,
user: process.env.WEB_API_USER || 'overleaf',
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pass: process.env.WEB_API_PASSWORD || 'password',
},
documentupdater: {
url: `http://${
process.env.DOCUMENT_UPDATER_HOST ||
process.env.DOCUPDATER_HOST ||
'127.0.0.1'
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}:3003`,
},
},
security: {
sessionSecret: process.env.SESSION_SECRET,
sessionSecretUpcoming: process.env.SESSION_SECRET_UPCOMING,
sessionSecretFallback: process.env.SESSION_SECRET_FALLBACK,
},
cookieName: process.env.COOKIE_NAME || 'overleaf.sid',
// Expose the hostname in the `debug.getHostname` rpc
exposeHostname: process.env.EXPOSE_HOSTNAME === 'true',
max_doc_length: 2 * 1024 * 1024, // 2mb
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// should be set to the same same as dispatcherCount in document updater
pendingUpdateListShardCount: parseInt(
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process.env.PENDING_UPDATE_LIST_SHARD_COUNT || 10,
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10
),
// combine
// max_doc_length (2mb see above) * 2 (delete + insert)
// max_ranges_size (3mb see MAX_RANGES_SIZE in document-updater)
// overhead for JSON serialization
maxUpdateSize:
parseInt(process.env.MAX_UPDATE_SIZE) || 7 * 1024 * 1024 + 64 * 1024,
shutdownDrainTimeWindow: process.env.SHUTDOWN_DRAIN_TIME_WINDOW || 9,
// The shutdown procedure asks clients to reconnect gracefully.
// 3rd-party/buggy clients may not act upon receiving the message and keep
// stale connections alive. We forcefully disconnect them after X ms:
gracefulReconnectTimeoutMs:
parseInt(process.env.GRACEFUL_RECONNECT_TIMEOUT_MS, 10) ||
// The frontend allows actively editing users to keep the connection open
// for up-to ConnectionManager.MAX_RECONNECT_GRACEFULLY_INTERVAL=45s
// Permit an extra delay to account for slow/flaky connections.
(45 + 30) * 1000,
continualPubsubTraffic: process.env.CONTINUAL_PUBSUB_TRAFFIC || false,
checkEventOrder: process.env.CHECK_EVENT_ORDER || false,
publishOnIndividualChannels:
process.env.PUBLISH_ON_INDIVIDUAL_CHANNELS || false,
statusCheckInterval: parseInt(process.env.STATUS_CHECK_INTERVAL || '0'),
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// The deployment colour for this app (if any). Used for blue green deploys.
deploymentColour: process.env.DEPLOYMENT_COLOUR,
// Load balancer health checks will return 200 only when this file contains
// the deployment colour for this app.
deploymentFile: process.env.DEPLOYMENT_FILE,
sentry: {
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dsn: process.env.SENTRY_DSN,
},
errors: {
catchUncaughtErrors: true,
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shutdownOnUncaughtError: true,
},
behindProxy: process.env.BEHIND_PROXY === 'true',
trustedProxyIps: process.env.TRUSTED_PROXY_IPS,
keepAliveTimeoutMs: parseInt(process.env.KEEPALIVE_TIMEOUT_MS ?? '5000', 10),
}
// console.log settings.redis
module.exports = settings