Merge pull request #14796 from rook/mergify/bp/release-1.15/pr-14791

helm: Add enforce host network setting (backport #14791)

Documentation/Helm-Charts/operator-chart.md

@@ -149,6 +149,7 @@ The following table lists the configurable parameters of the rook-operator chart
 | `discoveryDaemonInterval` | Set the discovery daemon device discovery interval (default to 60m) | `"60m"` |
 | `enableDiscoveryDaemon` | Enable discovery daemon | `false` |
 | `enableOBCWatchOperatorNamespace` | Whether the OBC provisioner should watch on the operator namespace or not, if not the namespace of the cluster will be used | `true` |
+| `enforceHostNetwork` | Whether to create all Rook pods to run on the host network, for example in environments where a CNI is not enabled | `false` |
 | `hostpathRequiresPrivileged` | Runs Ceph Pods as privileged to be able to write to `hostPaths` in OpenShift with SELinux restrictions. | `false` |
 | `image.pullPolicy` | Image pull policy | `"IfNotPresent"` |
 | `image.repository` | Image | `"docker.io/rook/ceph"` |

deploy/charts/rook-ceph/templates/configmap.yaml

@@ -23,6 +23,10 @@ data:
 {{- if .Values.revisionHistoryLimit }}
   ROOK_REVISION_HISTORY_LIMIT: {{ .Values.revisionHistoryLimit | quote }}
 {{- end }}
+{{- if .Values.enforceHostNetwork }}
+  ROOK_ENFORCE_HOST_NETWORK: {{ .Values.enforceHostNetwork | quote }}
+{{- end }}
+
 {{- if .Values.csi }}
   ROOK_CSI_ENABLE_RBD: {{ .Values.csi.enableRbdDriver | quote }}
   ROOK_CSI_ENABLE_CEPHFS: {{ .Values.csi.enableCephfsDriver | quote }}

deploy/charts/rook-ceph/values.yaml

@@ -633,6 +633,9 @@ discover:
 # -- Runs Ceph Pods as privileged to be able to write to `hostPaths` in OpenShift with SELinux restrictions.
 hostpathRequiresPrivileged: false
 
+# -- Whether to create all Rook pods to run on the host network, for example in environments where a CNI is not enabled
+enforceHostNetwork: false
+
 # -- Disable automatic orchestration when new devices are discovered.
 disableDeviceHotplug: false
 

deploy/examples/operator-openshift.yaml

@@ -638,6 +638,10 @@ data:
 
   # (Optional) QPS to use while communicating with the kubernetes apiserver.
   # CSI_KUBE_API_QPS: "5.0"
+
+  # Whether to create all Rook pods to run on the host network, for example in environments where a CNI is not enabled
+  ROOK_ENFORCE_HOST_NETWORK: "false"
+
   # RevisionHistoryLimit value for all deployments created by rook.
   # ROOK_REVISION_HISTORY_LIMIT: "3"
 ---

deploy/examples/operator.yaml

@@ -568,6 +568,10 @@ data:
 
   # (Optional) QPS to use while communicating with the kubernetes apiserver.
   # CSI_KUBE_API_QPS: "5.0"
+
+  # Whether to create all Rook pods to run on the host network, for example in environments where a CNI is not enabled
+  ROOK_ENFORCE_HOST_NETWORK: "false"
+
   # RevisionHistoryLimit value for all deployments created by rook.
   # ROOK_REVISION_HISTORY_LIMIT: "3"
 ---

tests/framework/installer/ceph_helm_installer.go

@@ -57,6 +57,8 @@ func (h *CephInstaller) configureRookOperatorViaHelm(upgrade bool) error {
 		"enableDiscoveryDaemon": h.settings.EnableDiscovery,
 		"image":                 map[string]interface{}{"tag": h.settings.RookVersion},
 		"monitoring":            map[string]interface{}{"enabled": true},
+		"revisionHistoryLimit":  "3",
+		"enforceHostNetwork":    "false",
 	}
 	values["csi"] = map[string]interface{}{
 		"csiRBDProvisionerResource":    nil,