Logbee

function(context, callback) {
    const requestLogs = context.requestLog.logMessages;

    for (const log of requestLogs) {
        if(/The underlying provider failed on Open/i.test(log.message))
            return callback(true);
        }
    }

    return callback(false);
}

function(context, callback) {
    const durationInMs = context.requestLog.durationInMilliseconds;
    const absoluteUri = context.requestLog.httpProperties.url.absoluteUri.toLowerCase();
    const isLocalhost = absoluteUri.indexOf("localhost") > -1;

    if(isLocalhost) {
        return callback(false);
    }

    return callback(durationInMs >= 1000);
}