@hirosystems/api-toolkit/dist/postgres/errors.js

API development toolkit

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isPgConnectionError = isPgConnectionError;
/**
 * Checks if a given error from the pg lib is a connection error (i.e. the query is retryable).
 * If true then returns a normalized error message, otherwise returns false.
 */
function isPgConnectionError(error) {
    if (error.code === 'ECONNREFUSED') {
        return 'Postgres connection ECONNREFUSED';
    }
    else if (error.code === 'ETIMEDOUT') {
        return 'Postgres connection ETIMEDOUT';
    }
    else if (error.code === 'ENOTFOUND') {
        return 'Postgres connection ENOTFOUND';
    }
    else if (error.code === 'ECONNRESET') {
        return 'Postgres connection ECONNRESET';
    }
    else if (error.code === 'CONNECTION_CLOSED') {
        return 'Postgres connection CONNECTION_CLOSED';
    }
    else if (error.code === 'CONNECTION_ENDED') {
        return 'Postgres connection CONNECTION_ENDED';
    }
    else if (error.code === 'CONNECTION_DESTROYED') {
        return 'Postgres connection CONNECTION_DESTROYED';
    }
    else if (error.code === 'CONNECTION_CONNECT_TIMEOUT') {
        return 'Postgres connection CONNECTION_CONNECT_TIMEOUT';
    }
    else if (error.code === 'CONNECT_TIMEOUT') {
        return 'Postgres connection CONNECT_TIMEOUT';
    }
    else if (error.message) {
        const msg = error.message.toLowerCase();
        if (msg.includes('database system is starting up')) {
            return 'Postgres connection failed while database system is starting up';
        }
        else if (msg.includes('database system is shutting down')) {
            return 'Postgres connection failed while database system is shutting down';
        }
        else if (msg.includes('connection terminated unexpectedly')) {
            return 'Postgres connection terminated unexpectedly';
        }
        else if (msg.includes('connection terminated')) {
            return 'Postgres connection terminated';
        }
        else if (msg.includes('connection error')) {
            return 'Postgres client has encountered a connection error and is not queryable';
        }
        else if (msg.includes('terminating connection due to unexpected postmaster exit')) {
            return 'Postgres connection terminating due to unexpected postmaster exit';
        }
        else if (msg.includes('getaddrinfo eai_again')) {
            return 'Postgres connection failed due to a DNS lookup error';
        }
        else if (msg.includes('terminating connection due to administrator command')) {
            return 'Postgres connection closed due to administrator command';
        }
        else if (msg.includes('password authentication failed')) {
            return 'Postgres authentication failed';
        }
        else if (msg.includes('database system is not yet accepting connections')) {
            return 'Postgres not yet accepting connections';
        }
    }
    return false;
}
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