Re: [I] Infinite redirection loop when attempting to access a dockerized Airflow webserver using hostname [airflow]

Tue, 22 Apr 2025 02:34:00 -0700 


Dev-iL commented on issue #49495:
URL: https://github.com/apache/airflow/issues/49495#issuecomment-2820742358

   Airflow log when connecting to the containerized webserver...
   - ...using the hostname, from the hostname itself:
   
   ```none
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET / HTTP/1.1" 200 
OK
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET /ui/config 
HTTP/1.1" 401 Unauthorized
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET 
/api/v2/auth/login?next=http%3A%2F%2Fmy-hostname%3A8080%2F HTTP/1.1" 307 
Temporary Redirect
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET 
/auth/token/login?next=http://my-hostname:8080/ HTTP/1.1" 307 Temporary Redirect
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET / HTTP/1.1" 200 
OK
   airflow-apiserver-1  | INFO:     172.30.116.82:56770 - "GET /ui/config 
HTTP/1.1" 401 Unauthorized
   ...
   ```
   
   - ...using `localhost`, from the hostname itself:
   ```none
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET / HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET /ui/config 
HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET /ui/auth/menus 
HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET /api/v2/plugins 
HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET /api/v2/version 
HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32930 - "GET 
/api/v2/importErrors HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32896 - "GET 
/ui/dashboard/historical_metrics_data?start_date=2025-04-21T09%3A24%3A16.320Z 
HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32912 - "GET 
/api/v2/monitor/health HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     192.168.2.1:32924 - "GET 
/api/v2/assets/events?limit=6&order_by=-timestamp&timestamp_gte=2025-04-21T09%3A24%3A16.320Z&timestamp_lte=2025-04-22T09%3A24%3A16.320Z
 HTTP/1.1" 200 OK
   ```
   
   - ...from a different machine, using the hostname [for completeness]:
   ```none
   airflow-apiserver-1  | INFO:     172.30.94.97:61067 - "GET / HTTP/1.1" 200 OK
   airflow-apiserver-1  | INFO:     172.30.94.97:61067 - "GET /ui/config 
HTTP/1.1" 401 Unauthorized
   airflow-apiserver-1  | INFO:     172.30.94.97:61067 - "GET 
/api/v2/auth/login?next=http%3A%2F%2Fmy-hostname%3A8080%2F HTTP/1.1" 307 
Temporary Redirect
   airflow-apiserver-1  | INFO:     172.30.94.97:61067 - "GET 
/auth/token/login?next=http://my-hostname:8080/ HTTP/1.1" 307 Temporary Redirect
   airflow-apiserver-1  | INFO:     172.30.94.97:61067 - "GET / HTTP/1.1" 200 OK
   ...
   ```
   The obvious difference is the network interface - 192.168.* seems fine, but 
172.30.* seems to be unauthorized.


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