doc: dashboard: refined object gateway configuration

As discussed in BUG#39252, the dashboard currently does not
support all possible RGW configuration possibilities when trying
to obtain hostname and port number. Update the docs to better
reflect this.

Signed-off-by: Lenz Grimmer <lgrimmer@suse.com>

diff --git a/doc/mgr/dashboard.rst b/doc/mgr/dashboard.rst
index 1c55a4eedcfca4808c5b01561a7796efc5f0c809..48135f66f3f33e0e30638f0df66bfd3526a6eb62 100644 (file)
--- a/doc/mgr/dashboard.rst
+++ b/doc/mgr/dashboard.rst
@@ -280,8 +280,10 @@ Finally, provide the credentials to the dashboard::
   $ ceph dashboard set-rgw-api-access-key <access_key>
   $ ceph dashboard set-rgw-api-secret-key <secret_key>
 
-This is all you have to do to get the Object Gateway management functionality
-working. The host and port of the Object Gateway are determined automatically.
+In a typical default configuration with a single RGW endpoint, this is all you
+have to do to get the Object Gateway management functionality working. The
+dashboard will try to automatically determine the host and port of the Object
+Gateway by obtaining this information from the Ceph Manager's service map.
 
 If multiple zones are used, it will automatically determine the host within the
 master zone group and master zone. This should be sufficient for most setups,