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OAuth 1 Authentication Plugin (#292)
This commit is contained in:
Gregory Schier
20
plugins/auth-oauth1/package.json
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20
plugins/auth-oauth1/package.json
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{
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"name": "@yaak/auth-oauth1",
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"displayName": "OAuth 1.0",
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"description": "Authenticate requests using OAuth 1.0a",
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"repository": {
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"type": "git",
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"url": "https://github.com/mountain-loop/yaak.git",
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"directory": "plugins/auth-oauth1"
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},
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"private": true,
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"version": "0.1.0",
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"scripts": {
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"build": "yaakcli build",
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"dev": "yaakcli dev",
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"lint": "tsc --noEmit && eslint . --ext .ts,.tsx"
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},
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"dependencies": {
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"oauth-1.0a": "^2.2.6"
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}
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}
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197
plugins/auth-oauth1/src/index.ts
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197
plugins/auth-oauth1/src/index.ts
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import type { Context, GetHttpAuthenticationConfigRequest, PluginDefinition } from '@yaakapp/api';
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import crypto from 'node:crypto';
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import OAuth from 'oauth-1.0a';
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const signatures = {
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HMAC_SHA1: 'HMAC-SHA1',
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HMAC_SHA256: 'HMAC-SHA256',
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HMAC_SHA512: 'HMAC-SHA512',
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RSA_SHA1: 'RSA-SHA1',
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RSA_SHA256: 'RSA-SHA256',
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RSA_SHA512: 'RSA-SHA512',
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PLAINTEXT: 'PLAINTEXT',
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} as const;
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const defaultSig = signatures.HMAC_SHA1;
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const pkSigs = Object.values(signatures).filter((k) => k.startsWith('RSA-'));
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const nonPkSigs = Object.values(signatures).filter((k) => !pkSigs.includes(k));
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type SigMethod = (typeof signatures)[keyof typeof signatures];
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function hiddenIfNot(
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sigMethod: SigMethod[],
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...other: ((values: GetHttpAuthenticationConfigRequest['values']) => boolean)[]
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) {
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return (_ctx: Context, { values }: GetHttpAuthenticationConfigRequest) => {
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const hasGrantType = sigMethod.find((t) => t === String(values.signatureMethod ?? defaultSig));
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const hasOtherBools = other.every((t) => t(values));
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const show = hasGrantType && hasOtherBools;
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return { hidden: !show };
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};
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}
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export const plugin: PluginDefinition = {
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authentication: {
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name: 'oauth1',
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label: 'OAuth 1.0',
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shortLabel: 'OAuth 1',
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args: [
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{
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name: 'signatureMethod',
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label: 'Signature Method',
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type: 'select',
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defaultValue: defaultSig,
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options: Object.values(signatures).map((v) => ({ label: v, value: v })),
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},
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{ name: 'consumerKey', label: 'Consumer Key', type: 'text', password: true, optional: true },
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{
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name: 'consumerSecret',
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label: 'Consumer Secret',
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type: 'text',
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password: true,
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optional: true,
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},
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{
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name: 'tokenKey',
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label: 'Access Token',
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type: 'text',
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password: true,
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optional: true,
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},
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{
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name: 'tokenSecret',
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label: 'Token Secret',
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type: 'text',
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password: true,
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optional: true,
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dynamic: hiddenIfNot(nonPkSigs),
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},
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{
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name: 'privateKey',
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label: 'Private Key (RSA-SHA1)',
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type: 'text',
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multiLine: true,
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optional: true,
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password: true,
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placeholder:
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'-----BEGIN RSA PRIVATE KEY-----\nPrivate key in PEM format\n-----END RSA PRIVATE KEY-----',
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dynamic: hiddenIfNot(pkSigs),
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},
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{
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type: 'accordion',
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label: 'Advanced',
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inputs: [
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{ name: 'callback', label: 'Callback Url', type: 'text', optional: true },
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{ name: 'verifier', label: 'Verifier', type: 'text', optional: true, password: true },
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{ name: 'timestamp', label: 'Timestamp', type: 'text', optional: true },
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{ name: 'nonce', label: 'Nonce', type: 'text', optional: true },
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{
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name: 'version',
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label: 'OAuth Version',
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type: 'text',
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optional: true,
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defaultValue: '1.0',
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},
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{ name: 'realm', label: 'Realm', type: 'text', optional: true },
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],
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},
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],
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onApply(
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_ctx,
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{ values, method, url },
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): {
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setHeaders?: { name: string; value: string }[];
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setQueryParameters?: { name: string; value: string }[];
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} {
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const consumerKey = String(values.consumerKey || '');
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const consumerSecret = String(values.consumerSecret || '');
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const signatureMethod = String(values.signatureMethod || signatures.HMAC_SHA1) as SigMethod;
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const version = String(values.version || '1.0');
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const realm = String(values.realm || '') || undefined;
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const oauth = new OAuth({
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consumer: { key: consumerKey, secret: consumerSecret },
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signature_method: signatureMethod,
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version,
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hash_function: hashFunction(signatureMethod),
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realm,
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});
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if (pkSigs.includes(signatureMethod)) {
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oauth.getSigningKey = (tokenSecret?: string) => tokenSecret || '';
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}
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const requestUrl = new URL(url);
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// Base request options passed to oauth-1.0a
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const requestData: Omit<OAuth.RequestOptions, 'data'> & {
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data: Record<string, string | string[]>;
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} = {
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method,
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url: requestUrl.toString(),
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includeBodyHash: false,
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data: {},
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};
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// (1) Include existing query params in signature base string
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for (const key of requestUrl.searchParams.keys()) {
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if (key.startsWith('oauth_')) continue;
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const all = requestUrl.searchParams.getAll(key);
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requestData.data[key] = all.length > 1 ? all : all[0]!;
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}
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// (2) Manual oauth_* overrides
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if (values.callback) requestData.data.oauth_callback = String(values.callback);
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if (values.nonce) requestData.data.oauth_nonce = String(values.nonce);
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if (values.timestamp) requestData.data.oauth_timestamp = String(values.timestamp);
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if (values.verifier) requestData.data.oauth_verifier = String(values.verifier);
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let token: OAuth.Token | { key: string } | undefined;
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if (pkSigs.includes(signatureMethod)) {
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token = {
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key: String(values.tokenKey || ''),
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secret: String(values.privateKey || ''),
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};
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} else if (values.tokenKey && values.tokenSecret) {
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token = { key: String(values.tokenKey), secret: String(values.tokenSecret) };
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} else if (values.tokenKey) {
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token = { key: String(values.tokenKey) };
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}
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const authParams = oauth.authorize(requestData, token as OAuth.Token | undefined);
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const { Authorization } = oauth.toHeader(authParams);
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return { setHeaders: [{ name: 'Authorization', value: Authorization }] };
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},
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},
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};
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function hashFunction(signatureMethod: SigMethod) {
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switch (signatureMethod) {
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case signatures.HMAC_SHA1:
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return (base: string, key: string) =>
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crypto.createHmac('sha1', key).update(base).digest('base64');
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case signatures.HMAC_SHA256:
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return (base: string, key: string) =>
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crypto.createHmac('sha256', key).update(base).digest('base64');
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case signatures.HMAC_SHA512:
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return (base: string, key: string) =>
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crypto.createHmac('sha512', key).update(base).digest('base64');
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case signatures.RSA_SHA1:
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return (base: string, privateKey: string) =>
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crypto.createSign('RSA-SHA1').update(base).sign(privateKey, 'base64');
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case signatures.RSA_SHA256:
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return (base: string, privateKey: string) =>
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crypto.createSign('RSA-SHA256').update(base).sign(privateKey, 'base64');
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case signatures.RSA_SHA512:
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return (base: string, privateKey: string) =>
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crypto.createSign('RSA-SHA512').update(base).sign(privateKey, 'base64');
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case signatures.PLAINTEXT:
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return (base: string) => base;
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default:
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return (base: string, key: string) =>
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crypto.createHmac('sha1', key).update(base).digest('base64');
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}
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}
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3
plugins/auth-oauth1/tsconfig.json
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3
plugins/auth-oauth1/tsconfig.json
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@@ -0,0 +1,3 @@
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{
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"extends": "../../tsconfig.json"
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}
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