overleaf/services/filestore/config/settings.defaults.js

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const Path = require('path')
// environment variables renamed for consistency
// use AWS_ACCESS_KEY_ID-style going forward
if (process.env.AWS_KEY && !process.env.AWS_ACCESS_KEY_ID) {
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process.env.AWS_ACCESS_KEY_ID = process.env.AWS_KEY
}
if (process.env.AWS_SECRET && !process.env.AWS_SECRET_ACCESS_KEY) {
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process.env.AWS_SECRET_ACCESS_KEY = process.env.AWS_SECRET
}
// pre-backend setting, fall back to old behaviour
if (process.env.BACKEND == null) {
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if (process.env.AWS_ACCESS_KEY_ID || process.env.S3_BUCKET_CREDENTIALS) {
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process.env.BACKEND = 's3'
process.env.USER_FILES_BUCKET_NAME =
process.env.AWS_S3_USER_FILES_BUCKET_NAME
process.env.TEMPLATE_FILES_BUCKET_NAME =
process.env.AWS_S3_TEMPLATE_FILES_BUCKET_NAME
process.env.PUBLIC_FILES_BUCKET_NAME =
process.env.AWS_S3_PUBLIC_FILES_BUCKET_NAME
} else {
process.env.BACKEND = 'fs'
process.env.USER_FILES_BUCKET_NAME = Path.join(__dirname, '../user_files')
process.env.TEMPLATE_FILES_BUCKET_NAME = Path.join(
__dirname,
'../template_files'
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)
process.env.PUBLIC_FILES_BUCKET_NAME = Path.join(
__dirname,
'../public_files'
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)
}
}
const settings = {
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internal: {
filestore: {
port: 3009,
host: process.env.LISTEN_ADDRESS || '127.0.0.1',
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},
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},
filestore: {
// Which backend persistor to use.
// Choices are
// s3 - Amazon S3
// fs - local filesystem
// gcs - Google Cloud Storage
backend: process.env.BACKEND,
gcs: {
endpoint: process.env.GCS_API_ENDPOINT
? {
apiEndpoint: process.env.GCS_API_ENDPOINT,
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projectId: process.env.GCS_PROJECT_ID,
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}
: undefined,
unlockBeforeDelete: process.env.GCS_UNLOCK_BEFORE_DELETE === 'true', // unlock an event-based hold before deleting. default false
deletedBucketSuffix: process.env.GCS_DELETED_BUCKET_SUFFIX, // if present, copy file to another bucket on delete. default null
deleteConcurrency: parseInt(process.env.GCS_DELETE_CONCURRENCY) || 50,
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signedUrlExpiryInMs: parseInt(process.env.LINK_EXPIRY_TIMEOUT || 60000),
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},
s3: {
key: process.env.AWS_ACCESS_KEY_ID,
secret: process.env.AWS_SECRET_ACCESS_KEY,
endpoint: process.env.AWS_S3_ENDPOINT,
pathStyle: process.env.AWS_S3_PATH_STYLE,
partSize: process.env.AWS_S3_PARTSIZE || 100 * 1024 * 1024,
bucketCreds: process.env.S3_BUCKET_CREDENTIALS
? JSON.parse(process.env.S3_BUCKET_CREDENTIALS)
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: undefined,
},
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// GCS should be configured by the service account on the kubernetes pod. See GOOGLE_APPLICATION_CREDENTIALS,
// which will be picked up automatically.
stores: {
user_files: process.env.USER_FILES_BUCKET_NAME,
template_files: process.env.TEMPLATE_FILES_BUCKET_NAME,
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public_files: process.env.PUBLIC_FILES_BUCKET_NAME,
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},
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fallback: process.env.FALLBACK_BACKEND
? {
backend: process.env.FALLBACK_BACKEND,
// mapping of bucket names on the fallback, to bucket names on the primary.
// e.g. { myS3UserFilesBucketName: 'myGoogleUserFilesBucketName' }
buckets: JSON.parse(process.env.FALLBACK_BUCKET_MAPPING || '{}'),
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copyOnMiss: process.env.COPY_ON_MISS === 'true',
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}
: undefined,
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allowRedirects: process.env.ALLOW_REDIRECTS === 'true',
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},
path: {
uploadFolder: Path.join(__dirname, '../uploads'),
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},
commands: {
// Any commands to wrap the convert utility in, for example ["nice"], or ["firejail", "--profile=/etc/firejail/convert.profile"]
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convertCommandPrefix: [],
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},
enableConversions: process.env.ENABLE_CONVERSIONS === 'true',
sentry: {
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dsn: process.env.SENTRY_DSN,
},
gracefulShutdownDelayInMs:
parseInt(process.env.GRACEFUL_SHUTDOWN_DELAY_SECONDS ?? '30', 10) * 1000,
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}
// Filestore health check
// ----------------------
// Project and file details to check in persistor when calling /health_check
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if (process.env.HEALTH_CHECK_PROJECT_ID && process.env.HEALTH_CHECK_FILE_ID) {
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settings.health_check = {
project_id: process.env.HEALTH_CHECK_PROJECT_ID,
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file_id: process.env.HEALTH_CHECK_FILE_ID,
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}
}
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module.exports = settings