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import {envBool, envInt, envList, envStr} from '@atproto/common'
export type Config = {
service: ServiceConfig
db: DbConfig
}
export type ServiceConfig = {
port: number
version?: string
hostnames: string[]
hostnamesSet: Set<string>
appHostname: string
safelinkEnabled: boolean
safelinkPdsUrl?: string
safelinkAgentIdentifier?: string
safelinkAgentPass?: string
}
export type DbConfig = {
url: string
migrationUrl?: string
pool: DbPoolConfig
schema?: string
}
export type DbPoolConfig = {
size: number
maxUses: number
idleTimeoutMs: number
}
export type Environment = {
port?: number
version?: string
hostnames: string[]
appHostname?: string
dbPostgresUrl?: string
dbPostgresMigrationUrl?: string
dbPostgresSchema?: string
dbPostgresPoolSize?: number
dbPostgresPoolMaxUses?: number
dbPostgresPoolIdleTimeoutMs?: number
safelinkEnabled?: boolean
safelinkPdsUrl?: string
safelinkAgentIdentifier?: string
safelinkAgentPass?: string
}
export const readEnv = (): Environment => {
return {
port: envInt('LINK_PORT'),
version: envStr('LINK_VERSION'),
hostnames: envList('LINK_HOSTNAMES'),
appHostname: envStr('LINK_APP_HOSTNAME'),
dbPostgresUrl: envStr('LINK_DB_POSTGRES_URL'),
dbPostgresMigrationUrl: envStr('LINK_DB_POSTGRES_MIGRATION_URL'),
dbPostgresSchema: envStr('LINK_DB_POSTGRES_SCHEMA'),
dbPostgresPoolSize: envInt('LINK_DB_POSTGRES_POOL_SIZE'),
dbPostgresPoolMaxUses: envInt('LINK_DB_POSTGRES_POOL_MAX_USES'),
dbPostgresPoolIdleTimeoutMs: envInt(
'LINK_DB_POSTGRES_POOL_IDLE_TIMEOUT_MS',
),
safelinkEnabled: envBool('LINK_SAFELINK_ENABLED'),
safelinkPdsUrl: envStr('LINK_SAFELINK_PDS_URL'),
safelinkAgentIdentifier: envStr('LINK_SAFELINK_AGENT_IDENTIFIER'),
safelinkAgentPass: envStr('LINK_SAFELINK_AGENT_PASS'),
}
}
export const envToCfg = (env: Environment): Config => {
const serviceCfg: ServiceConfig = {
port: env.port ?? 3000,
version: env.version,
hostnames: env.hostnames,
hostnamesSet: new Set(env.hostnames),
appHostname: env.appHostname ?? 'bsky.app',
safelinkEnabled: env.safelinkEnabled ?? false,
safelinkPdsUrl: env.safelinkPdsUrl,
safelinkAgentIdentifier: env.safelinkAgentIdentifier,
safelinkAgentPass: env.safelinkAgentPass,
}
if (!env.dbPostgresUrl) {
throw new Error('Must configure postgres url (LINK_DB_POSTGRES_URL)')
}
const dbCfg: DbConfig = {
url: env.dbPostgresUrl,
migrationUrl: env.dbPostgresMigrationUrl,
schema: env.dbPostgresSchema,
pool: {
idleTimeoutMs: env.dbPostgresPoolIdleTimeoutMs ?? 10000,
maxUses: env.dbPostgresPoolMaxUses ?? Infinity,
size: env.dbPostgresPoolSize ?? 10,
},
}
return {
service: serviceCfg,
db: dbCfg,
}
}
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