Merge pull request #43150 from sebastian-philipp/doc-cephadm-serves-sub-tree

doc/cephadm: move services under doc/cephadm/services ?

Reviewed-by: Adam King <adking@redhat.com>
Reviewed-by: Michael Fritch <mfritch@suse.com>

doc/cephadm/index.rst

@@ -21,22 +21,13 @@ either via the Ceph command-line interface (CLI) or via the dashboard (GUI).
 versions of Ceph.
 
 .. toctree::
-    :maxdepth: 1
+    :maxdepth: 2
 
     compatibility
     install
     adoption
     host-management
-    mon
+    Service Management <services/index>
-    mgr
-    osd
-    rgw
-    mds
-    nfs
-    iscsi
-    custom-container
-    monitoring
-    service-management
     upgrade
     Cephadm operations <operations>
     Client Setup <client-setup>

doc/cephadm/services/index.rst

@@ -2,10 +2,27 @@
 Service Management
 ==================
 
+A service is a group of daemons configured together. See these chapters
+for details on individual services:
+
+.. toctree::
+    :maxdepth: 1
+
+    mon
+    mgr
+    osd
+    rgw
+    mds
+    nfs
+    iscsi
+    custom-container
+    monitoring
+
 Service Status
 ==============
 
-A service is a group of daemons configured together. To see the status of one
+
+To see the status of one
 of the services running in the Ceph cluster, do the following:
 
 #. Use the command line to print a list of services. 

doc/cephadm/services/rgw.rst

@@ -155,7 +155,7 @@ balancing on a floating virtual IP.
 If SSL is used, then SSL must be configured and terminated by the ingress service
 and not RGW itself.
 
-.. image:: ../images/HAProxy_for_RGW.svg
+.. image:: ../../images/HAProxy_for_RGW.svg
 
 There are N hosts where the ingress service is deployed.  Each host
 has a haproxy daemon and a keepalived daemon.  A virtual IP is