VC/Zoom: Drop support for JWT authentication (#224)

Author: duartegalvao

vc_zoom/README.md

@@ -15,6 +15,7 @@
 
 - Adapt to Indico 3.3 changes
 - Support Python 3.12
+- Drop support for discontinued JWT authentication
 
 ### 3.2.5
 
@@ -151,12 +152,6 @@ The scopes to select when creating the app are:
 - `webinar:write:admin` (optional, only needed when using webinars)
 
 
-### Zoom API key/secret (JWT, deprecated)
-
-Zoom deprecated JWTs in June 2023, existing ones still work but no new ones can be created.
-As soon as Zoom fully dropped them, JWT support will also be removed from this plugin.
-
-
 ## Intellectual Property
 
 Developed by Giovanni Mariano @ **ENEA Frascati**, based on the Vidyo Plugin by the Indico Team at **CERN**. Further

vc_zoom/indico_vc_zoom/api/client.py

@@ -7,7 +7,6 @@
 
 import time
 
-import jwt
 import requests
 from pytz import utc
 from requests import Session
@@ -172,20 +171,16 @@ class ZoomClient:
         'webinar': WebinarComponent
     }
 
-    def __init__(self, api_key, api_secret, account_id, client_id, client_secret, timeout=15):
+    def __init__(self, account_id, client_id, client_secret, timeout=15):
         """Create a new Zoom client.
 
-        :param api_key: the Zoom JWT API key
-        :param api_secret: the Zoom JWT API Secret
         :param account_id: the Zoom Server OAuth Account ID
         :param client_id: the Zoom Server OAuth Client ID
         :param client_secret: the Zoom Server OAuth Client Secret
         :param timeout: the time out to use for API requests
         """
         # Setup the config details
         config = {
-            'api_key': api_key,
-            'api_secret': api_secret,
             'account_id': account_id,
             'client_id': client_id,
             'client_secret': client_secret,
@@ -217,8 +212,6 @@ class ZoomIndicoClient:
     def __init__(self):
         from indico_vc_zoom.plugin import ZoomPlugin
         self.client = ZoomClient(
-            ZoomPlugin.settings.get('api_key'),
-            ZoomPlugin.settings.get('api_secret'),
             ZoomPlugin.settings.get('account_id'),
             ZoomPlugin.settings.get('client_id'),
             ZoomPlugin.settings.get('client_secret'),
@@ -262,36 +255,31 @@ def get_zoom_token(config, *, force=False):
     client_id = config['client_id']
     client_secret = config['client_secret']
 
-    if account_id and client_id and client_secret:
-        ZoomPlugin.logger.debug(f'Using Server-to-Server-OAuth ({force=})')
-        hash_key = '-'.join((account_id, client_id, client_secret))
-        cache_key = f'token-{crc32(hash_key)}'
-        if not force and (token_data := token_cache.get(cache_key)):
-            expires_in = int(token_data['expires_at'] - time.time())
-            ZoomPlugin.logger.debug('Using token from cache (%s, %ds remaining)', cache_key, expires_in)
-            return token_data['access_token'], token_data['expires_at']
-        try:
-            resp = requests.post(
-                'https://zoom.us/oauth/token',
-                params={'grant_type': 'account_credentials', 'account_id': account_id},
-                auth=(client_id, client_secret)
-            )
-            resp.raise_for_status()
-        except HTTPError as exc:
-            ZoomPlugin.logger.error('Could not get zoom token: %s', exc.response.text if exc.response else exc)
-            raise Exception('Could not get zoom token; please contact an admin if this problem persists.')
-        token_data = resp.json()
-        assert 'access_token' in token_data
-        ZoomPlugin.logger.debug('Got new token from Zoom (expires_in=%s, scope=%s)', token_data['expires_in'],
-                                token_data['scope'])
-        expires_at = int(time.time() + token_data['expires_in'])
-        token_data.setdefault('expires_at', expires_at)  # zoom doesn't include this. wtf.
-        token_cache.set(cache_key, token_data, token_data['expires_in'])
-        return token_data['access_token'], token_data['expires_at']
-    elif config['api_key'] and config['api_secret']:
-        ZoomPlugin.logger.warning('Using JWT (deprecated)')
-        header = {'alg': 'HS256', 'typ': 'JWT'}
-        payload = {'iss': config['api_key'], 'exp': int(time.time() + 3600)}
-        return jwt.encode(payload, config['api_secret'], algorithm='HS256', headers=header), None
-    else:
+    if not (account_id and client_id and client_secret):
         raise Exception('Zoom authentication not configured')
+
+    ZoomPlugin.logger.debug(f'Using Server-to-Server-OAuth ({force=})')
+    hash_key = '-'.join((account_id, client_id, client_secret))
+    cache_key = f'token-{crc32(hash_key)}'
+    if not force and (token_data := token_cache.get(cache_key)):
+        expires_in = int(token_data['expires_at'] - time.time())
+        ZoomPlugin.logger.debug('Using token from cache (%s, %ds remaining)', cache_key, expires_in)
+        return token_data['access_token'], token_data['expires_at']
+    try:
+        resp = requests.post(
+            'https://zoom.us/oauth/token',
+            params={'grant_type': 'account_credentials', 'account_id': account_id},
+            auth=(client_id, client_secret)
+        )
+        resp.raise_for_status()
+    except HTTPError as exc:
+        ZoomPlugin.logger.error('Could not get zoom token: %s', exc.response.text if exc.response else exc)
+        raise Exception('Could not get zoom token; please contact an admin if this problem persists.')
+    token_data = resp.json()
+    assert 'access_token' in token_data
+    ZoomPlugin.logger.debug('Got new token from Zoom (expires_in=%s, scope=%s)', token_data['expires_in'],
+                            token_data['scope'])
+    expires_at = int(time.time() + token_data['expires_in'])
+    token_data.setdefault('expires_at', expires_at)  # zoom doesn't include this. wtf.
+    token_cache.set(cache_key, token_data, token_data['expires_in'])
+    return token_data['access_token'], token_data['expires_at']

vc_zoom/indico_vc_zoom/plugin.py

@@ -42,8 +42,7 @@
 
 class PluginSettingsForm(VCPluginSettingsFormBase):
     _fieldsets = [
-        (_('API Credentials (Server-to-Server OAuth)'), ['account_id', 'client_id', 'client_secret', 'webhook_token']),
-        (_('API Credentials (Legacy JWT, deprecated)'), ['api_key', 'api_secret']),
+        (_('API Credentials'), ['account_id', 'client_id', 'client_secret', 'webhook_token']),
         (_('Zoom Account'), ['user_lookup_mode', 'email_domains', 'authenticators', 'enterprise_domain',
                              'allow_webinars', 'phone_link']),
         (_('Room Settings'), ['mute_audio', 'mute_host_video', 'mute_participant_video', 'join_before_host',
@@ -52,8 +51,6 @@ class PluginSettingsForm(VCPluginSettingsFormBase):
         (_('Access'), ['managers', 'acl'])
     ]
 
-    api_key = StringField(_('API Key'), [])
-    api_secret = IndicoPasswordField(_('API Secret'), [], toggle=True)
     account_id = StringField(_('Account ID'), [])
     client_id = StringField(_('Client ID'), [])
     client_secret = IndicoPasswordField(_('Client Secret'), [], toggle=True)
@@ -137,8 +134,6 @@ class ZoomPlugin(VCPluginMixin, IndicoPlugin):
     vc_room_attach_form = VCRoomAttachForm
     friendly_name = 'Zoom'
     default_settings = VCPluginMixin.default_settings | {
-        'api_key': '',
-        'api_secret': '',
         'account_id': '',
         'client_id': '',
         'client_secret': '',

vc_zoom/setup.cfg

@@ -24,7 +24,6 @@ include_package_data = true
 python_requires = >=3.9.0, <3.13
 install_requires =
     indico>=3.3.dev0
-    PyJWT>=2.0.0,<3
 
 [options.entry_points]
 indico.plugins =