Merge "Fix nova-compute-ssh init to execute as runAsUser"

nova/Chart.yaml

@@ -14,7 +14,7 @@ apiVersion: v1
 appVersion: v1.0.0
 description: OpenStack-Helm Nova
 name: nova
-version: 0.2.25
+version: 0.2.26
 home: https://docs.openstack.org/nova/latest/
 icon: https://www.openstack.org/themes/openstack/images/project-mascots/Nova/OpenStack_Project_Nova_vertical.png
 sources:

nova/templates/bin/_ssh-init.sh.tpl

@@ -16,10 +16,13 @@ limitations under the License.
 
 set -ex
 
-mkdir -p ~nova/.ssh
+export NOVA_USERNAME=$(id -u ${NOVA_USER_UID} -n)
-chown -R nova:nova ~nova/.ssh
+export NOVA_USER_HOME=$(eval echo ~${NOVA_USERNAME})
 
-cat > ~nova/.ssh/config <<EOF
+mkdir -p ${NOVA_USER_HOME}/.ssh
+chown -R ${NOVA_USERNAME}:${NOVA_USERNAME} ${NOVA_USER_HOME}/.ssh
+
+cat > ${NOVA_USER_HOME}/.ssh/config <<EOF
 Host *
   StrictHostKeyChecking no
   UserKnownHostsFile /dev/null
@@ -27,5 +30,5 @@ Host *
   IdentitiesOnly yes
 EOF
 
-cp /tmp/nova-ssh/* ~nova/.ssh/
+cp /tmp/nova-ssh/* ${NOVA_USER_HOME}/.ssh/
-chmod 600 ~nova/.ssh/id_rsa
+chmod 600 ${NOVA_USER_HOME}/.ssh/id_rsa

nova/templates/daemonset-compute.yaml

@@ -104,6 +104,7 @@ spec:
               mountPath: /var/lib/nova
             - name: pod-shared
               mountPath: /tmp/pod-shared
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{- if .Values.conf.ceph.enabled }}
         - name: ceph-perms
 {{ tuple $envAll "nova_compute" | include "helm-toolkit.snippets.image" | indent 10 }}
@@ -119,6 +120,7 @@ spec:
               mountPath: /tmp
             - name: etcceph
               mountPath: /etc/ceph
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{- if empty .Values.conf.ceph.cinder.keyring }}
         - name: ceph-admin-keyring-placement
 {{ tuple $envAll "nova_compute" | include "helm-toolkit.snippets.image" | indent 10 }}
@@ -141,6 +143,7 @@ spec:
               subPath: key
               readOnly: true
             {{ end }}
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{ end }}
         - name: ceph-keyring-placement
 {{ tuple $envAll "nova_compute" | include "helm-toolkit.snippets.image" | indent 10 }}
@@ -169,6 +172,7 @@ spec:
               mountPath: /etc/ceph/ceph.conf.template
               subPath: ceph.conf
               readOnly: true
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{ end }}
         {{- if eq .Values.console.console_kind "novnc"}}
         - name: nova-compute-vnc-init
@@ -187,6 +191,7 @@ spec:
               readOnly: true
             - name: pod-shared
               mountPath: /tmp/pod-shared
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{ end }}
         {{- if eq .Values.console.console_kind "spice"}}
         - name: nova-compute-spice-init
@@ -205,6 +210,7 @@ spec:
               readOnly: true
             - name: pod-shared
               mountPath: /tmp/pod-shared
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{ end }}
         {{- if ( has "tungstenfabric" .Values.network.backend ) }}
         - name: tungstenfabric-compute-init
@@ -217,15 +223,19 @@ spec:
               mountPath: /opt/plugin
             - name: tf-plugin-bin
               mountPath: /opt/plugin/bin
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{- end }}
         {{- if .Values.network.ssh.enabled }}
         - name: nova-compute-ssh-init
 {{ tuple $envAll "nova_compute_ssh" | include "helm-toolkit.snippets.image" | indent 10 }}
 {{ tuple $envAll $envAll.Values.pod.resources.ssh | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+{{ dict "envAll" $envAll "application" "nova" "container" "nova_compute_ssh_init" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
           terminationMessagePath: /var/log/termination-log
           env:
             - name: SSH_PORT
               value: {{ .Values.network.ssh.port | quote }}
+            - name: NOVA_USER_UID
+              value: "{{ .Values.pod.security_context.nova.pod.runAsUser }}"
           command:
             - /tmp/ssh-init.sh
           volumeMounts:
@@ -241,14 +251,13 @@ spec:
               mountPath: /tmp/ssh-init.sh
               subPath: ssh-init.sh
               readOnly: true
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{- end }}
       containers:
         - name: nova-compute
 {{ tuple $envAll "nova_compute" | include "helm-toolkit.snippets.image" | indent 10 }}
 {{ tuple $envAll $envAll.Values.pod.resources.compute | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
 {{ dict "envAll" $envAll "application" "nova" "container" "nova_compute" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
-          securityContext:
-            privileged: true
           env:
           {{- if .Values.conf.ceph.enabled }}
             - name: CEPH_CINDER_USER
@@ -431,8 +440,6 @@ spec:
 {{ tuple $envAll "nova_compute_ssh" | include "helm-toolkit.snippets.image" | indent 10 }}
 {{ tuple $envAll $envAll.Values.pod.resources.ssh | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
 {{ dict "envAll" $envAll "application" "nova" "container" "nova_compute_ssh" | include "helm-toolkit.snippets.kubernetes_container_security_context" | indent 10 }}
-          securityContext:
-            privileged: true
           env:
             - name: KEY_TYPES
               value: {{ include "helm-toolkit.utils.joinListWithComma" .Values.network.ssh.key_types | quote }}
@@ -455,6 +462,7 @@ spec:
               subPath: ssh-start.sh
               readOnly: true
 {{- dict "enabled" .Values.manifests.certificates "name" .Values.secrets.tls.compute.osapi.internal "path" "/etc/nova/certs" | include "helm-toolkit.snippets.tls_volume_mount" | indent 12 }}
+{{ if $mounts_nova_compute.volumeMounts }}{{ toYaml $mounts_nova_compute.volumeMounts | indent 12 }}{{ end }}
         {{ end }}
       volumes:
         - name: pod-tmp

nova/values.yaml

@@ -2155,8 +2155,10 @@ pod:
           readOnlyRootFilesystem: true
           privileged: true
         nova_compute_ssh:
-          readOnlyRootFilesystem: true
           privileged: true
+          runAsUser: 0
+        nova_compute_ssh_init:
+          runAsUser: 0
         nova_api_metadata_init:
           readOnlyRootFilesystem: true
           allowPrivilegeEscalation: false

releasenotes/notes/nova.yaml

@@ -46,4 +46,5 @@ nova:
   - 0.2.23 Add option to enable extra wait for cell-setup-init
   - 0.2.24 Fix nova-bootstrap job labels
   - 0.2.25 Add check for compute nodes
+  - 0.2.26 Fix _ssh-start.sh.tpl to copy the ssh keys to the user on the security context
 ...