Adding MCO behavior changes from #28090

mburke5678 · mburke5678 · commit d7fdd3d7f85a · 2021-01-06T11:50:55.000-05:00
diff --git a/modules/images-configuration-allowed.adoc b/modules/images-configuration-allowed.adoc
@@ -56,7 +56,7 @@ status:
 Either the `allowedRegistries` parameter or the `blockedRegistries` parameter can be set, but not both.
 ====
 +
-The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` CR for any changes to registries and reboots the nodes when it detects changes. Changes to the allowed registries creates or updates the image signature policy in the `/host/etc/containers/policy.json` file on each node.
+The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` resource for any changes to the registries. When the MCO detects a change, it drains the nodes, applies the change, and uncordons the nodes. Changes to the allowed registries creates or updates the image signature policy in the `/host/etc/containers/policy.json` file on each node.
 
 . To check that the registries have been added to the policy file, use the following command on a node:
 +
diff --git a/modules/images-configuration-blocked.adoc b/modules/images-configuration-blocked.adoc
@@ -49,7 +49,7 @@ status:
 Either the `blockedRegistries` registry or the `allowedRegistries` registry can be set, but not both.
 ====
 +
-The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` CR for any changes to registries and reboots the nodes when it detects changes. Changes to the blocked registries appear in the `/etc/containers/registries.conf` file on each node.
+The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` resource for any changes to the registries. When the MCO detects a change, it drains the nodes, applies the change, and uncordons the nodes. Changes to the blocked registries appear in the `/etc/containers/registries.conf` file on each node.
 
 . To check that the registries have been added to the policy file, use the following command on a node:
 +

Original file line number	Diff line number	Diff line change
`@@ -56,7 +56,7 @@ status:`
`56`	`56`	Either the `allowedRegistries` parameter or the `blockedRegistries` parameter can be set, but not both.
`57`	`57`	`====`
`58`	`58`	`+`
`59`		-The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` CR for any changes to registries and reboots the nodes when it detects changes. Changes to the allowed registries creates or updates the image signature policy in the `/host/etc/containers/policy.json` file on each node.
	`59`	+The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` resource for any changes to the registries. When the MCO detects a change, it drains the nodes, applies the change, and uncordons the nodes. Changes to the allowed registries creates or updates the image signature policy in the `/host/etc/containers/policy.json` file on each node.
`60`	`60`
`61`	`61`	`. To check that the registries have been added to the policy file, use the following command on a node:`
`62`	`62`	`+`
Original file line number	Diff line number	Diff line change
`@@ -49,7 +49,7 @@ status:`
`49`	`49`	Either the `blockedRegistries` registry or the `allowedRegistries` registry can be set, but not both.
`50`	`50`	`====`
`51`	`51`	`+`
`52`		-The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` CR for any changes to registries and reboots the nodes when it detects changes. Changes to the blocked registries appear in the `/etc/containers/registries.conf` file on each node.
	`52`	+The Machine Config Operator (MCO) watches the `image.config.openshift.io/cluster` resource for any changes to the registries. When the MCO detects a change, it drains the nodes, applies the change, and uncordons the nodes. Changes to the blocked registries appear in the `/etc/containers/registries.conf` file on each node.
`53`	`53`
`54`	`54`	`. To check that the registries have been added to the policy file, use the following command on a node:`
`55`	`55`	`+`