Fixed OS detail issue for Linux and MacOS Big Sur. Fixes #6231.

requirements.txt

@@ -39,4 +39,3 @@ gssapi==1.6.*
 flask-socketio>=5.0.1
 eventlet==0.30.2
 httpagentparser==1.9.*
-user_agents==2.2.*

web/pgadmin/about/__init__.py

@@ -20,6 +20,7 @@ import config
 import httpagentparser
 from pgadmin.model import User
 from user_agents import parse
+import platform
 
 MODULE_NAME = 'about'
 
@@ -110,17 +111,15 @@ def detect_browser(request):
     """This function returns the browser and os details"""
     nwjs_version = None
     agent = request.environ.get('HTTP_USER_AGENT')
-    user_agent = parse(agent)
+    os_details = parse(platform.platform()).ua_string
 
     if 'Nwjs' in agent:
         agent = agent.split('-')
         nwjs_version = agent[0].split(':')[1]
         browser = 'Chromium' + ' ' + agent[2]
-        os_details = user_agent.os.family + ' ' + user_agent.os.version_string
 
     else:
         browser = httpagentparser.detect(agent)
-        os_details = user_agent.os.family + ' ' + user_agent.os.version_string
         if not browser:
             browser = agent.split('/')[0]
         else:

web/pgadmin/about/templates/about/index.html

@@ -38,7 +38,7 @@
         <div class="col-sm-3"><b>{{ _('Server Configuration') }}</b></div>
     </div>
     <div class="row">
-        <div class="col-sm-9"><textarea rows="7" cols="85" style="width:120%; height: 120%; white-space: pre-wrap;" readonly>{{ info.settings|safe }}</textarea></div>
+        <div class="col-sm-9"><textarea rows="7" cols="85" style="width:120%; height: auto; white-space: pre-wrap;" readonly>{{ info.settings|safe }}</textarea></div>
     </div>
     {% endif %}
 </div>