WIP: catch token revoke failures

vault_oidc_ssh_cert_action.py

@@ -14,6 +14,10 @@ def _set_error_message(title: str, message: str) -> None:
     print(f"::error title={title}::{message}")
 
 
+def _set_warning_message(title: str, message: str) -> None:
+    print(f"::warning title={title}::{message}")
+
+
 def _determine_audience(input_audience: str, vault_server: str) -> str:
     if input_audience:
         return input_audience
@@ -138,5 +142,10 @@ def revoke_token() -> None:
     revoke_url = f"{vault_server}/v1/auth/token/revoke-self"
     headers = {"X-Vault-Token": vault_token}
 
-    response = requests.post(revoke_url, headers=headers, timeout=10)
-    response.raise_for_status()
+    try:
+        response = requests.post(revoke_url, headers=headers, timeout=10)
+        response.raise_for_status()
+    except requests.exceptions.RequestException as request_error:
+        title = "Vault token revoke failure"
+        message = f"{type(request_error).__name__}: {str(request_error)}"
+        _set_warning_message(title, message)