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diff --git a/node_modules/aws4/README.md b/node_modules/aws4/README.md deleted file mode 100644 index 7202e452f..000000000 --- a/node_modules/aws4/README.md +++ /dev/null @@ -1,183 +0,0 @@ -aws4 ----- - -[](https://travis-ci.org/github/mhart/aws4) - -A small utility to sign vanilla Node.js http(s) request options using Amazon's -[AWS Signature Version 4](https://docs.aws.amazon.com/general/latest/gr/signature-version-4.html). - -If you want to sign and send AWS requests in a modern browser, or an environment like [Cloudflare Workers](https://developers.cloudflare.com/workers/), then check out [aws4fetch](https://github.com/mhart/aws4fetch) – otherwise you can also bundle this library for use [in older browsers](./browser). - -The only AWS service that *doesn't* support v4 as of 2020-05-22 is -[SimpleDB](https://docs.aws.amazon.com/AmazonSimpleDB/latest/DeveloperGuide/SDB_API.html) -(it only supports [AWS Signature Version 2](https://github.com/mhart/aws2)). - -It also provides defaults for a number of core AWS headers and -request parameters, making it very easy to query AWS services, or -build out a fully-featured AWS library. - -Example -------- - -```javascript -var https = require('https') -var aws4 = require('aws4') - -// to illustrate usage, we'll create a utility function to request and pipe to stdout -function request(opts) { https.request(opts, function(res) { res.pipe(process.stdout) }).end(opts.body || '') } - -// aws4 will sign an options object as you'd pass to http.request, with an AWS service and region -var opts = { host: 'my-bucket.s3.us-west-1.amazonaws.com', path: '/my-object', service: 's3', region: 'us-west-1' } - -// aws4.sign() will sign and modify these options, ready to pass to http.request -aws4.sign(opts, { accessKeyId: '', secretAccessKey: '' }) - -// or it can get credentials from process.env.AWS_ACCESS_KEY_ID, etc -aws4.sign(opts) - -// for most AWS services, aws4 can figure out the service and region if you pass a host -opts = { host: 'my-bucket.s3.us-west-1.amazonaws.com', path: '/my-object' } - -// usually it will add/modify request headers, but you can also sign the query: -opts = { host: 'my-bucket.s3.amazonaws.com', path: '/?X-Amz-Expires=12345', signQuery: true } - -// and for services with simple hosts, aws4 can infer the host from service and region: -opts = { service: 'sqs', region: 'us-east-1', path: '/?Action=ListQueues' } - -// and if you're using us-east-1, it's the default: -opts = { service: 'sqs', path: '/?Action=ListQueues' } - -aws4.sign(opts) -console.log(opts) -/* -{ - host: 'sqs.us-east-1.amazonaws.com', - path: '/?Action=ListQueues', - headers: { - Host: 'sqs.us-east-1.amazonaws.com', - 'X-Amz-Date': '20121226T061030Z', - Authorization: 'AWS4-HMAC-SHA256 Credential=ABCDEF/20121226/us-east-1/sqs/aws4_request, ...' - } -} -*/ - -// we can now use this to query AWS -request(opts) -/* -<?xml version="1.0"?> -<ListQueuesResponse xmlns="https://queue.amazonaws.com/doc/2012-11-05/"> -... -*/ - -// aws4 can infer the HTTP method if a body is passed in -// method will be POST and Content-Type: 'application/x-www-form-urlencoded; charset=utf-8' -request(aws4.sign({ service: 'iam', body: 'Action=ListGroups&Version=2010-05-08' })) -/* -<ListGroupsResponse xmlns="https://iam.amazonaws.com/doc/2010-05-08/"> -... -*/ - -// you can specify any custom option or header as per usual -request(aws4.sign({ - service: 'dynamodb', - region: 'ap-southeast-2', - method: 'POST', - path: '/', - headers: { - 'Content-Type': 'application/x-amz-json-1.0', - 'X-Amz-Target': 'DynamoDB_20120810.ListTables' - }, - body: '{}' -})) -/* -{"TableNames":[]} -... -*/ - -// The raw RequestSigner can be used to generate CodeCommit Git passwords -var signer = new aws4.RequestSigner({ - service: 'codecommit', - host: 'git-codecommit.us-east-1.amazonaws.com', - method: 'GIT', - path: '/v1/repos/MyAwesomeRepo', -}) -var password = signer.getDateTime() + 'Z' + signer.signature() - -// see example.js for examples with other services -``` - -API ---- - -### aws4.sign(requestOptions, [credentials]) - -Calculates and populates any necessary AWS headers and/or request -options on `requestOptions`. Returns `requestOptions` as a convenience for chaining. - -`requestOptions` is an object holding the same options that the Node.js -[http.request](https://nodejs.org/docs/latest/api/http.html#http_http_request_options_callback) -function takes. - -The following properties of `requestOptions` are used in the signing or -populated if they don't already exist: - -- `hostname` or `host` (will try to be determined from `service` and `region` if not given) -- `method` (will use `'GET'` if not given or `'POST'` if there is a `body`) -- `path` (will use `'/'` if not given) -- `body` (will use `''` if not given) -- `service` (will try to be calculated from `hostname` or `host` if not given) -- `region` (will try to be calculated from `hostname` or `host` or use `'us-east-1'` if not given) -- `signQuery` (to sign the query instead of adding an `Authorization` header, defaults to false) -- `headers['Host']` (will use `hostname` or `host` or be calculated if not given) -- `headers['Content-Type']` (will use `'application/x-www-form-urlencoded; charset=utf-8'` - if not given and there is a `body`) -- `headers['Date']` (used to calculate the signature date if given, otherwise `new Date` is used) - -Your AWS credentials (which can be found in your -[AWS console](https://portal.aws.amazon.com/gp/aws/securityCredentials)) -can be specified in one of two ways: - -- As the second argument, like this: - -```javascript -aws4.sign(requestOptions, { - secretAccessKey: "<your-secret-access-key>", - accessKeyId: "<your-access-key-id>", - sessionToken: "<your-session-token>" -}) -``` - -- From `process.env`, such as this: - -``` -export AWS_ACCESS_KEY_ID="<your-access-key-id>" -export AWS_SECRET_ACCESS_KEY="<your-secret-access-key>" -export AWS_SESSION_TOKEN="<your-session-token>" -``` - -(will also use `AWS_ACCESS_KEY` and `AWS_SECRET_KEY` if available) - -The `sessionToken` property and `AWS_SESSION_TOKEN` environment variable are optional for signing -with [IAM STS temporary credentials](https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_temp_use-resources.html). - -Installation ------------- - -With [npm](https://www.npmjs.com/) do: - -``` -npm install aws4 -``` - -Can also be used [in the browser](./browser). - -Thanks ------- - -Thanks to [@jed](https://github.com/jed) for his -[dynamo-client](https://github.com/jed/dynamo-client) lib where I first -committed and subsequently extracted this code. - -Also thanks to the -[official Node.js AWS SDK](https://github.com/aws/aws-sdk-js) for giving -me a start on implementing the v4 signature. |