@middy/secrets-manager/index.cjs

Secrets Manager middleware for the middy framework

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(module, "exports", {
    enumerable: true,
    get: ()=>_default
});
const _util = require("@middy/util");
const _secretsmanagerJs = _interopRequireDefault(require("aws-sdk/clients/secretsmanager.js"));
function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    };
}
const defaults = {
    AwsClient: _secretsmanagerJs.default,
    awsClientOptions: {},
    awsClientAssumeRole: undefined,
    awsClientCapture: undefined,
    fetchData: {},
    disablePrefetch: false,
    cacheKey: 'secrets-manager',
    cacheExpiry: -1,
    setToContext: false
};
const secretsManagerMiddleware = (opts = {})=>{
    const options = {
        ...defaults,
        ...opts
    };
    const fetch = (request, cachedValues = {})=>{
        const values = {};
        for (const internalKey of Object.keys(options.fetchData)){
            if (cachedValues[internalKey]) continue;
            values[internalKey] = client.getSecretValue({
                SecretId: options.fetchData[internalKey]
            }).promise().then((resp)=>(0, _util.jsonSafeParse)(resp.SecretString)).catch((e)=>{
                const value = (0, _util.getCache)(options.cacheKey).value ?? {};
                value[internalKey] = undefined;
                (0, _util.modifyCache)(options.cacheKey, value);
                throw e;
            });
        }
        return values;
    };
    let prefetch, client;
    if ((0, _util.canPrefetch)(options)) {
        client = (0, _util.createPrefetchClient)(options);
        prefetch = (0, _util.processCache)(options, fetch);
    }
    const secretsManagerMiddlewareBefore = async (request)=>{
        if (!client) {
            client = await (0, _util.createClient)(options, request);
        }
        const { value  } = prefetch ?? (0, _util.processCache)(options, fetch, request);
        Object.assign(request.internal, value);
        if (options.setToContext) {
            const data = await (0, _util.getInternal)(Object.keys(options.fetchData), request);
            Object.assign(request.context, data);
        }
        prefetch = null;
    };
    return {
        before: secretsManagerMiddlewareBefore
    };
};
const _default = secretsManagerMiddleware;


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