Merge pull request #79740 from JoeAldinger/OSDOCS-8782

SDN-removal:removes SDN from 4.17

Author: JoeAldinger

_topic_maps/_topic_map.yml

@@ -1516,44 +1516,6 @@ Topics:
     File: tracking-network-flows
   - Name: Configuring hybrid networking
     File: configuring-hybrid-networking
-- Name: OpenShift SDN network plugin
-  Dir: openshift_sdn
-  Topics:
-  - Name: About the OpenShift SDN network plugin
-    File: about-openshift-sdn
-  - Name: Configuring egress IPs for a project
-    File: assigning-egress-ips
-    Distros: openshift-origin,openshift-enterprise
-  - Name: Configuring an egress firewall for a project
-    File: configuring-egress-firewall
-  - Name: Viewing an egress firewall for a project
-    File: viewing-egress-firewall
-  - Name: Editing an egress firewall for a project
-    File: editing-egress-firewall
-  - Name: Removing an egress firewall from a project
-    File: removing-egress-firewall
-  - Name: Considerations for the use of an egress router pod
-    File: using-an-egress-router
-  - Name: Deploying an egress router pod in redirect mode
-    File: deploying-egress-router-layer3-redirection
-  - Name: Deploying an egress router pod in HTTP proxy mode
-    File: deploying-egress-router-http-redirection
-  - Name: Deploying an egress router pod in DNS proxy mode
-    File: deploying-egress-router-dns-redirection
-  - Name: Configuring an egress router pod destination list from a config map
-    File: configuring-egress-router-configmap
-  - Name: Enabling multicast for a project
-    File: enabling-multicast
-    Distros: openshift-origin,openshift-enterprise
-  - Name: Disabling multicast for a project
-    File: disabling-multicast
-    Distros: openshift-origin,openshift-enterprise
-  - Name: Configuring multitenant isolation
-    File: multitenant-isolation
-    Distros: openshift-origin,openshift-enterprise
-  - Name: Configuring kube-proxy
-    File: configuring-kube-proxy
-    Distros: openshift-enterprise,openshift-origin
 - Name: Configuring Routes
   Dir: routes
   Topics:

_topic_maps/_topic_map_osd.yml

@@ -824,11 +824,6 @@ Topics:
   File: dns-operator
 - Name: Understanding the Ingress Operator
   File: ingress-operator
-- Name: OpenShift SDN default CNI network provider
-  Dir: openshift_sdn
-  Topics:
-  - Name: Enabling multicast for a project
-    File: enabling-multicast
 - Name: Network verification
   File: network-verification
 - Name: Configuring a cluster-wide proxy during installation

_topic_maps/_topic_map_rosa.yml

@@ -1070,11 +1070,6 @@ Topics:
   File: ingress-operator
 - Name: AWS Load Balancer Operator
   File: aws-load-balancer-operator
-- Name: OpenShift SDN default CNI network provider
-  Dir: openshift_sdn
-  Topics:
-  - Name: Enabling multicast for a project
-    File: enabling-multicast
 - Name: Network verification
   File: network-verification
 - Name: Configuring a cluster-wide proxy during installation

_unused_topics/migrate-from-openshift-sdn.adoc

@@ -0,0 +1,49 @@
+:_mod-docs-content-type: ASSEMBLY
+[id="migrate-from-openshift-sdn"]
+= Migrating from the OpenShift SDN network plugin
+include::_attributes/common-attributes.adoc[]
+:context: migrate-from-openshift-sdn
+
+toc::[]
+
+As a cluster administrator, you can migrate to the OVN-Kubernetes network plugin from the OpenShift SDN network plugin using the _offline_ migration method or the limited live migration method.
+
+To learn more about OVN-Kubernetes, read xref:../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes#about-ovn-kubernetes[About the OVN-Kubernetes network plugin].
+
+include::modules/nw-ovn-kubernetes-migration-about.adoc[leveloffset=+1]
+include::modules/nw-network-plugin-migration-process.adoc[leveloffset=+2]
+include::modules/nw-ovn-kubernetes-migration.adoc[leveloffset=+2]
+
+include::modules/nw-ovn-kubernetes-live-migration-about.adoc[leveloffset=+1]
+include::modules/how-the-live-migration-process-works.adoc[leveloffset=+2]
+include::modules/nw-ovn-kubernetes-live-migration.adoc[leveloffset=+2]
+include::modules/checking-cluster-resources-before-initiating-limited-live-migration.adoc[leveloffset=+3]
+include::modules/removing-egress-router-pods-before-initiating-limited-live-migration.adoc[leveloffset=+3]
+include::modules/initiating-limited-live-migration.adoc[leveloffset=+3]
+include::modules/patching-ovnk-address-ranges.adoc[leveloffset=+3]
+include::modules/checking-cluster-resources-after-initiating-limited-live-migration.adoc[leveloffset=+3]
+include::modules/nw-ovn-kubernetes-checking-live-migration-metrics.adoc[leveloffset=+2]
+include::modules/live-migration-metrics-information.adoc[leveloffset=+3]
+
+[role="_additional-resources"]
+[id="migrate-from-openshift-sdn-additional-resources"]
+== Additional resources
+
+* link:https://access.redhat.com/labs/ocpnc/[Red Hat OpenShift Network Calculator]
+* xref:../../networking/cluster-network-operator.adoc#nw-operator-configuration-parameters-for-ovn-sdn_cluster-network-operator[Configuration parameters for the OVN-Kubernetes network plugin]
+* xref:../../backup_and_restore/control_plane_backup_and_restore/backing-up-etcd.adoc#backup-etcd[Backing up etcd]
+* xref:../../networking/network_security/network_policy/about-network-policy.adoc#about-network-policy[About network policy]
+* xref:../../networking/changing-cluster-network-mtu.adoc#nw-cluster-mtu-change_changing-cluster-network-mtu[Changing the cluster MTU]
+* xref:../../networking/changing-cluster-network-mtu.adoc#mtu-value-selection_changing-cluster-network-mtu[MTU value selection]
+* xref:../../networking/network_security/network_policy/about-network-policy.adoc#nw-networkpolicy-optimize-ovn_about-network-policy[About network policy]
+* OVN-Kubernetes capabilities
+- xref:../../networking/ovn_kubernetes_network_provider/configuring-egress-ips-ovn.adoc#configuring-egress-ips-ovn[Configuring an egress IP address]
+- xref:../../networking/network_security/egress_firewall/configuring-egress-firewall-ovn.adoc#configuring-egress-firewall-ovn[Configuring an egress firewall for a project]
+- link:https://access.redhat.com/solutions/7078619[OVN-Kubernetes egress firewall blocks process to deploy application as DeploymentConfig]
+- xref:../../networking/ovn_kubernetes_network_provider/enabling-multicast.adoc#nw-ovn-kubernetes-enabling-multicast[Enabling multicast for a project]
+* OpenShift SDN capabilities
+- xref:../../networking/openshift_sdn/assigning-egress-ips.adoc#assigning-egress-ips[Configuring egress IPs for a project]
+- xref:../../networking/openshift_sdn/configuring-egress-firewall.adoc#configuring-egress-firewall[Configuring an egress firewall for a project]
+- xref:../../networking/openshift_sdn/enabling-multicast.adoc#enabling-multicast[Enabling multicast for a project]
+- xref:../../networking/openshift_sdn/deploying-egress-router-layer3-redirection.adoc#deploying-egress-router-layer3-redirection[Deploying an egress router pod in redirect mode]
+* xref:../../rest_api/operator_apis/network-operator-openshift-io-v1.adoc#network-operator-openshift-io-v1[Network [operator.openshift.io/v1]]

_unused_topics/rollback-to-openshift-sdn.adoc

@@ -0,0 +1,19 @@
+:_mod-docs-content-type: ASSEMBLY
+[id="rollback-to-openshift-sdn"]
+= Rolling back to the OpenShift SDN network provider
+include::_attributes/common-attributes.adoc[]
+:context: rollback-to-openshift-sdn
+
+toc::[]
+
+As a cluster administrator, you can roll back to the OpenShift SDN network plugin from the OVN-Kubernetes network plugin using either the _offline_ migration method, or the _limited live_ migration method. This can only be done after the migration to the OVN-Kubernetes network plugin has successfully completed.
+
+[NOTE]
+====
+* If you used the offline migration method to migrate to the OpenShift SDN network plugin from the OVN-Kubernetes network plugin, you should use the offline migration rollback method.
+* If you used the limited live migration method to migrate to the OpenShift SDN network plugin from the OVN-Kubernetes network plugin, you should use the limited live migration rollback method.
+====
+
+
+include::modules/nw-ovn-kubernetes-rollback.adoc[leveloffset=+1]
+include::modules/nw-ovn-kubernetes-rollback-live.adoc[leveloffset=+1]

getting_started/openshift-overview.adoc

@@ -90,7 +90,7 @@ of the {product-title} {product-version} control plane. See how {product-title}
 * **xref:../authentication/understanding-authentication.adoc#understanding-authentication[Manage authentication]**: Learn how user, group, and API authentication
 works in {product-title}. {product-title} supports multiple identity providers.
 
-* **xref:../networking/understanding-networking.adoc#understanding-networking[Manage networking]**: The cluster network in {product-title} is managed by the xref:../networking/cluster-network-operator.adoc#cluster-network-operator[Cluster Network Operator] (CNO). The CNO uses iptables rules in xref:../networking/openshift_sdn/configuring-kube-proxy.adoc#configuring-kube-proxy[kube-proxy] to direct traffic between nodes and pods running on those nodes. The Multus Container Network Interface adds the capability to attach xref:../networking/multiple_networks/understanding-multiple-networks.adoc#understanding-multiple-networks[multiple network interfaces] to a pod. Using
+* **xref:../networking/understanding-networking.adoc#understanding-networking[Manage networking]**: The cluster network in {product-title} is managed by the xref:../networking/cluster-network-operator.adoc#cluster-network-operator[Cluster Network Operator] (CNO). The Multus Container Network Interface adds the capability to attach xref:../networking/multiple_networks/understanding-multiple-networks.adoc#understanding-multiple-networks[multiple network interfaces] to a pod. Using
 xref:../networking/network_security/network_policy/about-network-policy.adoc#about-network-policy[network policy] features, you can isolate your pods or permit selected traffic.
 
 * **xref:../storage/understanding-persistent-storage.adoc#understanding-persistent-storage[Manage storage]**: {product-title} allows cluster administrators to configure persistent storage.

installing/installing_azure/ipi/installing-azure-government-region.adoc

@@ -33,7 +33,7 @@ include::modules/installation-about-custom-azure-vnet.adoc[leveloffset=+1]
 [role="_additional-resources"]
 .Additional resources
 
-* xref:../../../networking/openshift_sdn/about-openshift-sdn.adoc#about-openshift-sdn[About the OpenShift SDN network plugin]
+* xref:../../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
 
 * xref:../../../installing/install_config/configuring-firewall.adoc#configuring-firewall[Configuring your firewall]
 

installing/installing_azure/ipi/installing-azure-private.adoc

@@ -27,7 +27,7 @@ include::modules/installation-about-custom-azure-vnet.adoc[leveloffset=+1]
 [role="_additional-resources"]
 .Additional resources
 
-* xref:../../../networking/openshift_sdn/about-openshift-sdn.adoc#about-openshift-sdn[About the OpenShift SDN network plugin]
+* xref:../../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
 
 * xref:../../../installing/install_config/configuring-firewall.adoc#configuring-firewall[Configuring your firewall]
 

installing/installing_azure/ipi/installing-azure-vnet.adoc

@@ -21,7 +21,7 @@ include::modules/installation-about-custom-azure-vnet.adoc[leveloffset=+1]
 [role="_additional-resources"]
 .Additional resources
 
-* xref:../../../networking/openshift_sdn/about-openshift-sdn.adoc#about-openshift-sdn[About the OpenShift SDN network plugin]
+* xref:../../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
 
 * xref:../../../installing/install_config/configuring-firewall.adoc#configuring-firewall[Configuring your firewall]
 

installing/installing_azure/ipi/installing-restricted-networks-azure-installer-provisioned.adoc

@@ -40,7 +40,7 @@ include::modules/installation-about-custom-azure-vnet.adoc[leveloffset=+1]
 [role="_additional-resources"]
 .Additional resources
 
-* xref:../../../networking/openshift_sdn/about-openshift-sdn.adoc#about-openshift-sdn[About the OpenShift SDN network plugin]
+* xref:../../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
 
 * xref:../../../installing/install_config/configuring-firewall.adoc#configuring-firewall[Configuring your firewall]