add docs for --enable-secrets

Signed-off-by: Antonio Murdaca <runcom@redhat.com>

Author: runcom

contrib/completion/bash/docker

@@ -1845,6 +1845,7 @@ _docker_daemon() {
 	local boolean_options="
 		$global_boolean_options
 		--disable-legacy-registry
+		--enable-secrets
 		--experimental
 		--help
 		--icc=false

docs/reference/commandline/dockerd.md

@@ -42,6 +42,7 @@ Options:
       --dns value                             DNS server to use (default [])
       --dns-opt value                         DNS options to use (default [])
       --dns-search value                      DNS search domains to use (default [])
+      --enable-secrets                        Enable RHEL secrets
       --exec-opt value                        Runtime execution options (default [])
       --exec-root string                      Root directory for execution state files (default "/var/run/docker")
       --experimental                          Enable experimental features
@@ -1146,6 +1147,7 @@ This is a full example of the allowed configuration options on Linux:
 	"dns": [],
 	"dns-opts": [],
 	"dns-search": [],
+	"enable-secrets": true,
 	"exec-opts": [],
 	"exec-root": "",
 	"experimental": false,
@@ -1230,6 +1232,7 @@ This is a full example of the allowed configuration options on Windows:
     "dns": [],
     "dns-opts": [],
     "dns-search": [],
+    "enable-secrets": true,
     "exec-opts": [],
     "experimental": false,
     "storage-driver": "",

man/dockerd.8.md

@@ -28,6 +28,7 @@ dockerd - Enable daemon mode
 [**--dns**[=*[]*]]
 [**--dns-opt**[=*[]*]]
 [**--dns-search**[=*[]*]]
+[**--enable-secrets**[=*true*]]
 [**--exec-opt**[=*[]*]]
 [**--exec-root**[=*/var/run/docker*]]
 [**--experimental**[=*false*]]
@@ -187,6 +188,9 @@ $ sudo dockerd --add-runtime runc=runc --add-runtime custom=/usr/local/bin/my-ru
 **--dns-search**=[]
   DNS search domains to use.
 
+**--enable-secrets**=*true*|*false*
+  Allow subscription-manager inside the containers to use subscriptions available on the host. Default is true.
+
 **--exec-opt**=[]
   Set runtime execution options. See RUNTIME EXECUTION OPTIONS.