@adpt/cloud/dist/src/aws/credentials.js

AdaptJS cloud component library

"use strict";
/*
 * Copyright 2018-2019 Unbounded Systems, LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
const fs = tslib_1.__importStar(require("fs-extra"));
const path = tslib_1.__importStar(require("path"));
const core_1 = tslib_1.__importStar(require("@adpt/core"));
/** @beta */
function awsCredentialsContext(defaultCreds) {
    return core_1.createContext(defaultCreds);
}
exports.awsCredentialsContext = awsCredentialsContext;
/** @beta */
exports.awsDefaultCredentialsContext = awsCredentialsContext({
    awsAccessKeyId: "",
    awsSecretAccessKey: "",
    awsRegion: "",
});
/** @beta */
function withCredentials(
// tslint:disable-next-line:variable-name
Wrapped, Ctx = exports.awsDefaultCredentialsContext) {
    return (props) => {
        const _a = props, { children, handle } = _a, rest = tslib_1.__rest(_a, ["children", "handle"]);
        return (core_1.default.createElement(Ctx.Consumer, { key: props.key }, (awsCredentials) => (core_1.default.createElement(Wrapped, Object.assign({ awsCredentials: awsCredentials }, rest), children))));
    };
}
exports.withCredentials = withCredentials;
/** @beta */
async function loadAwsCreds(options = {}) {
    let { credsFile } = options;
    let creds = loadEnvCreds();
    if (creds)
        return creds;
    if (credsFile == null) {
        const home = process.env.HOME;
        if (home == null)
            throw new Error(`Unable to get home directory for AWS credentials`);
        credsFile = path.join(home, ".adaptAwsCreds");
    }
    creds = await loadFileCreds(credsFile);
    if (creds == null)
        throw new Error(`Unable to find AWS credentials`);
    return creds;
}
exports.loadAwsCreds = loadAwsCreds;
function isAwsCredentials(val) {
    function valid(obj, prop) {
        return typeof obj[prop] === "string";
    }
    if (val == null || typeof val !== "object")
        return false;
    return (valid(val, "awsAccessKeyId") &&
        valid(val, "awsSecretAccessKey") &&
        valid(val, "awsRegion"));
}
async function loadFileCreds(credsFile) {
    try {
        const creds = await fs.readJson(credsFile);
        if (!isAwsCredentials(creds))
            return null;
        return creds;
    }
    catch (err) {
        return null;
    }
}
function loadEnvCreds() {
    const awsAccessKeyId = process.env.AWS_ACCESS_KEY_ID;
    const awsSecretAccessKey = process.env.AWS_SECRET_ACCESS_KEY;
    const awsRegion = process.env.AWS_DEFAULT_REGION;
    const creds = {
        awsAccessKeyId,
        awsSecretAccessKey,
        awsRegion,
    };
    if (!isAwsCredentials(creds))
        return null;
    return creds;
}
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