fix(oauth): add support for client_credentials flow

pnpm-lock.yaml

@@ -136,7 +136,7 @@ importers:
     devDependencies:
       vitepress:
         specifier: ^1.6.3
-        version: 1.6.3(@algolia/client-search@5.23.2)(@types/node@22.14.0)(axios@1.8.4)(postcss@8.5.3)(typescript@5.8.3)
+        version: 1.6.3(@algolia/client-search@5.23.2)(@types/node@22.14.0)(axios@1.8.4)(jwt-decode@4.0.0)(postcss@8.5.3)(typescript@5.8.3)
 
   src:
     dependencies:
@@ -197,6 +197,9 @@ importers:
       jsonwebtoken:
         specifier: ^9.0.2
         version: 9.0.2
+      jwt-decode:
+        specifier: ^4.0.0
+        version: 4.0.0
       languages4translatewiki:
         specifier: 0.1.3
         version: 0.1.3
@@ -3515,6 +3518,10 @@ packages:
   jws@3.2.2:
     resolution: {integrity: sha512-YHlZCB6lMTllWDtSPHz/ZXTsi8S00usEV6v1tjq8tOUZzw7DpSDWVXjXDre6ed1w/pd495ODpHZYSdkRTsa0HA==}
 
+  jwt-decode@4.0.0:
+    resolution: {integrity: sha512-+KJGIyHgkGuIq3IEBNftfhW/LfWhXUIY6OmyVWjliu5KH1y0fw7VQ8YndE2O4qZdMSd9SqbnC8GOcZEy0Om7sA==}
+    engines: {node: '>=18'}
+
   kebab-case@1.0.2:
     resolution: {integrity: sha512-7n6wXq4gNgBELfDCpzKc+mRrZFs7D+wgfF5WRFLNAr4DA/qtr9Js8uOAVAfHhuLMfAcQ0pRKqbpjx+TcJVdE1Q==}
 
@@ -6713,7 +6720,7 @@ snapshots:
     transitivePeerDependencies:
       - typescript
 
-  '@vueuse/integrations@12.8.2(axios@1.8.4)(focus-trap@7.6.4)(typescript@5.8.3)':
+  '@vueuse/integrations@12.8.2(axios@1.8.4)(focus-trap@7.6.4)(jwt-decode@4.0.0)(typescript@5.8.3)':
     dependencies:
       '@vueuse/core': 12.8.2(typescript@5.8.3)
       '@vueuse/shared': 12.8.2(typescript@5.8.3)
@@ -6721,6 +6728,7 @@ snapshots:
     optionalDependencies:
       axios: 1.8.4
       focus-trap: 7.6.4
+      jwt-decode: 4.0.0
     transitivePeerDependencies:
       - typescript
 
@@ -7502,7 +7510,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  eslint-module-utils@2.12.0(@typescript-eslint/parser@7.18.0(eslint@9.24.0)(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.0)(eslint@9.24.0):
+  eslint-module-utils@2.12.0(@typescript-eslint/parser@7.18.0(eslint@9.24.0)(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.0(eslint-plugin-import@2.31.0)(eslint@9.24.0))(eslint@9.24.0):
     dependencies:
       debug: 3.2.7
     optionalDependencies:
@@ -7542,7 +7550,7 @@ snapshots:
       doctrine: 2.1.0
       eslint: 9.24.0
       eslint-import-resolver-node: 0.3.9
-      eslint-module-utils: 2.12.0(@typescript-eslint/parser@7.18.0(eslint@9.24.0)(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.0)(eslint@9.24.0)
+      eslint-module-utils: 2.12.0(@typescript-eslint/parser@7.18.0(eslint@9.24.0)(typescript@5.8.3))(eslint-import-resolver-node@0.3.9)(eslint-import-resolver-typescript@3.10.0(eslint-plugin-import@2.31.0)(eslint@9.24.0))(eslint@9.24.0)
       hasown: 2.0.2
       is-core-module: 2.16.1
       is-glob: 4.0.3
@@ -8445,6 +8453,8 @@ snapshots:
       jwa: 1.4.1
       safe-buffer: 5.2.1
 
+  jwt-decode@4.0.0: {}
+
   kebab-case@1.0.2: {}
 
   keygrip@1.1.0:
@@ -9964,7 +9974,7 @@ snapshots:
       fsevents: 2.3.3
       tsx: 4.19.3
 
-  vitepress@1.6.3(@algolia/client-search@5.23.2)(@types/node@22.14.0)(axios@1.8.4)(postcss@8.5.3)(typescript@5.8.3):
+  vitepress@1.6.3(@algolia/client-search@5.23.2)(@types/node@22.14.0)(axios@1.8.4)(jwt-decode@4.0.0)(postcss@8.5.3)(typescript@5.8.3):
     dependencies:
       '@docsearch/css': 3.8.2
       '@docsearch/js': 3.8.2(@algolia/client-search@5.23.2)
@@ -9977,7 +9987,7 @@ snapshots:
       '@vue/devtools-api': 7.7.2
       '@vue/shared': 3.5.13
       '@vueuse/core': 12.8.2(typescript@5.8.3)
-      '@vueuse/integrations': 12.8.2(axios@1.8.4)(focus-trap@7.6.4)(typescript@5.8.3)
+      '@vueuse/integrations': 12.8.2(axios@1.8.4)(focus-trap@7.6.4)(jwt-decode@4.0.0)(typescript@5.8.3)
       focus-trap: 7.6.4
       mark.js: 8.11.1
       minisearch: 7.1.2

src/node/handler/APIHandler.ts

@@ -20,9 +20,10 @@
  */
 
 import {MapArrayType} from "../types/MapType";
-
+import { jwtDecode } from "jwt-decode";
 const api = require('../db/API');
 const padManager = require('../db/PadManager');
+const settings = require('../utils/Settings');
 import createHTTPError from 'http-errors';
 import {Http2ServerRequest} from "node:http2";
 import {publicKeyExported} from "../security/OAuth2Provider";
@@ -182,8 +183,17 @@ exports.handle = async function (apiVersion: string, functionName: string, field
       throw new createHTTPError.Unauthorized('no or wrong API Key');
     }
     try {
-      await jwtVerify(req.headers.authorization!.replace("Bearer ", ""), publicKeyExported!, {algorithms: ['RS256'],
-        requiredClaims: ["admin"]})
+      const clientIds: string[] = settings.sso.clients?.map((client: {client_id: string}) => client.client_id);
+      const jwtToCheck = req.headers.authorization.replace("Bearer ", "")
+      const payload = jwtDecode(jwtToCheck)
+      // client_credentials
+      if (clientIds.includes(<string>payload.sub)) {
+        await jwtVerify(jwtToCheck, publicKeyExported!, {algorithms: ['RS256']})
+      } else {
+        // authorization_code
+        await jwtVerify(jwtToCheck, publicKeyExported!, {algorithms: ['RS256'],
+          requiredClaims: ["admin"]})
+      }
     } catch (e) {
       throw new createHTTPError.Unauthorized('no or wrong OAuth token');
     }

src/node/security/OAuth2Provider.ts

@@ -30,7 +30,7 @@ const configuration: Configuration = {
         if(account === undefined) {
             return undefined
         }
-        if (account.is_admin) {
+        if (account.is_admin ) {
             return {
                 accountId: id,
                 claims: () => ({

src/package.json

@@ -70,6 +70,7 @@
     "socket.io-client": "^4.8.1",
     "superagent": "10.2.0",
     "swagger-ui-express": "^5.0.1",
+    "jwt-decode": "^4.0.0",
     "tinycon": "0.6.8",
     "tsx": "4.19.3",
     "ueberdb2": "^5.0.6",