From a35b8ddde503986b396fb3c9c4e281dad1fea499 Mon Sep 17 00:00:00 2001
From: Kjeld Schouten <kjeld@schouten-lebbing.nl>
Date: Sat, 18 Nov 2023 21:35:18 +0100
Subject: [PATCH] feat(common): add hostUser support (#612)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

**Description**
`hostUser:false` provides extra security for stateless pods, it has
specific requirements of being enabled, if those are valid it's safe to
enable. Just in case we also allow to manually override.

⚒️ Fixes  #607

**⚙️ Type of change**

- [x] ⚙️ Feature/App addition
- [ ] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code

**🧪 How Has This Been Tested?**
<!--
Please describe the tests that you ran to verify your changes. Provide
instructions so we can reproduce. Please also list any relevant details
for your test configuration
-->

**📃 Notes:**
<!-- Please enter any other relevant information here -->

**✔️ Checklist:**

- [ ] ⚖️ My code follows the style guidelines of this project
- [ ] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [ ] 📄 I have made corresponding changes to the documentation
- [ ] ⚠️ My changes generate no new warnings
- [ ] 🧪 I have added tests to this description that prove my fix is
effective or that my feature works
- [ ] ⬆️ I increased versions for any altered app according to semantic
versioning

**➕ App addition**

If this PR is an app addition please make sure you have done the
following.

- [ ] 🪞 I have opened a PR on
[truecharts/containers](https://github.com/truecharts/containers) adding
the container to TrueCharts mirror repo.
- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

---

_Please don't blindly check all the boxes. Read them and only check
those that apply.
Those checkboxes are there for the reviewer to see what is this all
about and
the status of this PR with a quick glance._

---------

Co-authored-by: Stavros kois <s.kois@outlook.com>
Co-authored-by: Stavros Kois <47820033+stavros-k@users.noreply.github.com>
---
 library/common-test/Chart.yaml                |   2 +-
 .../common-test/tests/pod/host_ipc_test.yaml  |  78 +++++
 .../tests/pod/host_users_test.yaml            | 316 ++++++++++++++++++
 .../tests/pod/securityContext.yaml            |   2 +-
 library/common/Chart.yaml                     |   2 +-
 library/common/templates/lib/pod/_hostIPC.tpl |  24 ++
 .../common/templates/lib/pod/_hostUsers.tpl   |  32 ++
 .../templates/lib/pod/_podSecurityContext.tpl |  55 ++-
 .../common/templates/lib/workload/_pod.tpl    |   2 +
 library/common/values.yaml                    |   2 +
 10 files changed, 502 insertions(+), 13 deletions(-)
 create mode 100644 library/common-test/tests/pod/host_ipc_test.yaml
 create mode 100644 library/common-test/tests/pod/host_users_test.yaml
 create mode 100644 library/common/templates/lib/pod/_hostIPC.tpl
 create mode 100644 library/common/templates/lib/pod/_hostUsers.tpl

diff --git a/library/common-test/Chart.yaml b/library/common-test/Chart.yaml
index 8f35abd6..5bafe0a7 100644
--- a/library/common-test/Chart.yaml
+++ b/library/common-test/Chart.yaml
@@ -3,7 +3,7 @@ appVersion: ""
 dependencies:
 - name: common
   repository: file://../common
-  version: ~15.1.0
+  version: ~15.2.0
 deprecated: false
 description: Helper chart to test different use cases of the common library
 home: https://github.com/truecharts/apps/tree/master/charts/library/common-test
diff --git a/library/common-test/tests/pod/host_ipc_test.yaml b/library/common-test/tests/pod/host_ipc_test.yaml
new file mode 100644
index 00000000..06a88b1c
--- /dev/null
+++ b/library/common-test/tests/pod/host_ipc_test.yaml
@@ -0,0 +1,78 @@
+suite: pod hostIPC test
+templates:
+  - common.yaml
+release:
+  name: test-release-name
+  namespace: test-release-namespace
+tests:
+  - it: should pass with hostIPC disabled from "global"
+    set:
+      podOptions:
+        hostIPC: false
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec: {}
+    asserts:
+      - documentIndex: &deploymentDoc 0
+        isKind:
+          of: Deployment
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostIPC
+          value: false
+
+  - it: should pass with hostIPC enabled from "global"
+    set:
+      podOptions:
+        hostIPC: true
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec: {}
+    asserts:
+      - documentIndex: *deploymentDoc
+        isKind:
+          of: Deployment
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostIPC
+          value: true
+
+  - it: should pass with disabled hostIPC from pod
+    set:
+      podOptions:
+        hostIPC: true
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostIPC: false
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostIPC
+          value: false
+
+  - it: should pass with enabled hostIPC from pod
+    set:
+      podOptions:
+        hostIPC: false
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostIPC: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostIPC
+          value: true
diff --git a/library/common-test/tests/pod/host_users_test.yaml b/library/common-test/tests/pod/host_users_test.yaml
new file mode 100644
index 00000000..6e43c03d
--- /dev/null
+++ b/library/common-test/tests/pod/host_users_test.yaml
@@ -0,0 +1,316 @@
+suite: pod hostUsers test
+templates:
+  - common.yaml
+release:
+  name: test-release-name
+  namespace: test-release-namespace
+tests:
+  - it: should pass with hostUsers enabled from "global"
+    set:
+      podOptions:
+        hostUsers: true
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec: {}
+    asserts:
+      - documentIndex: &deploymentDoc 0
+        isKind:
+          of: Deployment
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with hostUsers enabled from podSpec
+    set:
+      podOptions:
+        hostUsers: false
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostUsers: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        isKind:
+          of: Deployment
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because of pvc
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec: {}
+      persistence:
+        vol1:
+          enabled: true
+          type: pvc
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because of hostNet
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostNetwork: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because of hostPID
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostPID: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because of hostIPC
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostIPC: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  # Tests that eq <template> "true" works // bool to string etc.
+  - it: should pass with disabled hostUsers with host* disabled explicitly
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            hostIPC: false
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: false
+
+  - it: should pass with enabled hostUsers because of sysctls
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            securityContext:
+              sysctls:
+                - name: some-sysctl
+                  value: some-value
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because of gpu
+    set:
+      scaleGPU:
+        - gpu:
+            nvidia: "1"
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec: {}
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because rofs is disabled
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: &probes
+                  liveness:
+                    enabled: false
+                  readiness:
+                    enabled: false
+                  startup:
+                    enabled: false
+                securityContext:
+                  readOnlyRootFilesystem: false
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because runAsNonRoot is disabled
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  runAsNonRoot: false
+                  # Common will reset to true if runAsUser is not 0
+                  runAsUser: 0
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because privileged is enabled
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  privileged: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because allowPrivilegeEscalation is enabled
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  allowPrivilegeEscalation: true
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because runAsUser is 0
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  runAsUser: 0
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because runAsGroup is 0
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  runAsGroup: 0
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
+
+  - it: should pass with enabled hostUsers because capabilities.add is not empty
+    set:
+      workload:
+        workload-name1:
+          enabled: true
+          primary: true
+          type: Deployment
+          podSpec:
+            containers:
+              container1:
+                enabled: true
+                primary: true
+                probes: *probes
+                securityContext:
+                  capabilities:
+                    add:
+                      - SYS_ADMIN
+    asserts:
+      - documentIndex: *deploymentDoc
+        equal:
+          path: spec.template.spec.hostUsers
+          value: true
diff --git a/library/common-test/tests/pod/securityContext.yaml b/library/common-test/tests/pod/securityContext.yaml
index 2b82770d..7bc2fc9b 100644
--- a/library/common-test/tests/pod/securityContext.yaml
+++ b/library/common-test/tests/pod/securityContext.yaml
@@ -572,7 +572,7 @@ tests:
           podSpec: {}
     asserts:
       - failedTemplate:
-          errorMessage: Pod - Expected non-empty [.Values.securityContext.pod]
+          errorMessage: Pod - Expected non-empty [securityContext.pod]
 
   - it: should fail with empty fsGroup
     set:
diff --git a/library/common/Chart.yaml b/library/common/Chart.yaml
index 48ad8a04..f1e35a27 100644
--- a/library/common/Chart.yaml
+++ b/library/common/Chart.yaml
@@ -15,4 +15,4 @@ maintainers:
 name: common
 sources: null
 type: library
-version: 15.1.1
+version: 15.2.0
diff --git a/library/common/templates/lib/pod/_hostIPC.tpl b/library/common/templates/lib/pod/_hostIPC.tpl
new file mode 100644
index 00000000..3065d23e
--- /dev/null
+++ b/library/common/templates/lib/pod/_hostIPC.tpl
@@ -0,0 +1,24 @@
+{{/* Returns Host IPC */}}
+{{/* Call this template:
+{{ include "tc.v1.common.lib.pod.hostIPC" (dict "rootCtx" $ "objectData" $objectData) }}
+rootCtx: The root context of the chart.
+objectData: The object data to be used to render the Pod.
+*/}}
+{{- define "tc.v1.common.lib.pod.hostIPC" -}}
+  {{- $rootCtx := .rootCtx -}}
+  {{- $objectData := .objectData -}}
+
+  {{- $hostIPC := false -}}
+
+  {{/* Initialize from the "global" option */}}
+  {{- if (kindIs "bool" $rootCtx.Values.podOptions.hostIPC) -}}
+    {{- $hostIPC = $rootCtx.Values.podOptions.hostIPC -}}
+  {{- end -}}
+
+  {{/* Override with pods option */}}
+  {{- if (kindIs "bool" $objectData.podSpec.hostIPC) -}}
+    {{- $hostIPC = $objectData.podSpec.hostIPC -}}
+  {{- end -}}
+
+  {{- $hostIPC -}}
+{{- end -}}
diff --git a/library/common/templates/lib/pod/_hostUsers.tpl b/library/common/templates/lib/pod/_hostUsers.tpl
new file mode 100644
index 00000000..ea87bf5c
--- /dev/null
+++ b/library/common/templates/lib/pod/_hostUsers.tpl
@@ -0,0 +1,32 @@
+{{/* Returns Host Users */}}
+{{/* Call this template:
+{{ include "tc.v1.common.lib.pod.hostPID" (dict "rootCtx" $ "objectData" $objectData) }}
+rootCtx: The root context of the chart.
+objectData: The object data to be used to render the Pod.
+*/}}
+{{- define "tc.v1.common.lib.pod.hostUsers" -}}
+  {{- $rootCtx := .rootCtx -}}
+  {{- $objectData := .objectData -}}
+
+  {{- $hostUsers := false -}}
+
+  {{- if $objectData.podSpec.calculatedHostUsers -}}
+    {{- $hostUsers = true -}}
+  {{- end -}}
+
+  {{/* Override from the "global" option */}}
+  {{- if (kindIs "bool" $rootCtx.Values.podOptions.hostUsers) -}}
+    {{- if $rootCtx.Values.podOptions.hostUsers -}}
+      {{- $hostUsers = true -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{/* Override with pods option */}}
+  {{- if (kindIs "bool" $objectData.podSpec.hostUsers) -}}
+    {{- if $objectData.podSpec.hostUsers -}}
+      {{- $hostUsers = true -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{- $hostUsers -}}
+{{- end -}}
diff --git a/library/common/templates/lib/pod/_podSecurityContext.tpl b/library/common/templates/lib/pod/_podSecurityContext.tpl
index f8238d38..dc6451b6 100644
--- a/library/common/templates/lib/pod/_podSecurityContext.tpl
+++ b/library/common/templates/lib/pod/_podSecurityContext.tpl
@@ -9,7 +9,7 @@ objectData: The object data to be used to render the Pod.
   {{- $objectData := .objectData -}}
 
   {{- if not $rootCtx.Values.securityContext.pod -}}
-    {{- fail "Pod - Expected non-empty [.Values.securityContext.pod]" -}}
+    {{- fail "Pod - Expected non-empty [securityContext.pod]" -}}
   {{- end -}}
 
   {{/* Initialize from the "global" option */}}
@@ -35,28 +35,59 @@ objectData: The object data to be used to render the Pod.
 
   {{- $deviceGroups := (list 5 10 20 24) -}}
   {{- $deviceAdded := false -}}
+  {{- $hostUsers := false -}}
+  {{- $hostUserPersistence := (list "configmap" "secret" "emptyDir" "downwardAPI" "projected") -}}
+  {{- $podSelected := false -}}
+
   {{- range $persistenceName, $persistenceValues := $rootCtx.Values.persistence -}}
     {{- if $persistenceValues.enabled -}}
-      {{- if eq $persistenceValues.type "device" -}}
-        {{- if $persistenceValues.targetSelectAll -}}
-          {{- $deviceAdded = true -}}
-        {{- else if $persistenceValues.targetSelector -}}
-          {{- if mustHas $objectData.shortName ($persistenceValues.targetSelector | keys) -}}
-            {{- $deviceAdded = true -}}
-          {{- end -}}
-        {{- else if $objectData.podPrimary -}}
-          {{- $deviceAdded = true -}}
+      {{- if $persistenceValues.targetSelectAll -}}
+        {{- $podSelected = true -}}
+      {{- else if and $persistenceValues.targetSelector (kindIs "map" $persistenceValues.targetSelector) -}}
+        {{- if mustHas $objectData.shortName ($persistenceValues.targetSelector | keys) -}}
+          {{- $podSelected = true -}}
         {{- end -}}
+      {{- else if $objectData.podPrimary -}}
+        {{- $podSelected = true -}}
       {{- end -}}
     {{- end -}}
+
+    {{- if $podSelected -}}
+      {{- if eq $persistenceValues.type "device" -}}
+        {{- $deviceAdded = true -}}
+      {{- end -}}
+
+      {{- if not (mustHas $persistenceValues.type $hostUserPersistence) -}}
+        {{- $hostUsers = true -}}
+      {{- end -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{/* Make sure no host "things" are used */}}
+  {{- $hostNet := (eq (include "tc.v1.common.lib.pod.hostNetwork" (dict "rootCtx" $rootCtx "objectData" $objectData)) "true") -}}
+  {{- $hostPID := (eq (include "tc.v1.common.lib.pod.hostPID" (dict "rootCtx" $rootCtx "objectData" $objectData)) "true") -}}
+  {{- $hostIPC := (eq (include "tc.v1.common.lib.pod.hostIPC" (dict "rootCtx" $rootCtx "objectData" $objectData)) "true") -}}
+  {{- if or $hostIPC $hostNet $hostPID -}}
+    {{- $hostUsers = true -}}
+  {{- end }}
+
+  {{- range $containerName, $containerValues := $objectData.podSpec.containers -}}
+    {{- $secContContainer := fromJson (include "tc.v1.common.lib.container.securityContext.calculate" (dict "rootCtx" $rootCtx "objectData" $containerValues)) }}
+    {{- if or $secContContainer.allowPrivilegeEscalation $secContContainer.privileged $secContContainer.capabilities.add
+        (not $secContContainer.readOnlyRootFilesystem) (not $secContContainer.runAsNonRoot)
+        (lt ($secContContainer.runAsUser | int) 1) (lt ($secContContainer.runAsGroup | int) 1) -}}
+      {{- $hostUsers = true -}}
+    {{- end -}}
   {{- end -}}
 
   {{- if $gpuAdded -}}
     {{- $_ := set $secContext "supplementalGroups" (concat $secContext.supplementalGroups (list 44 107)) -}}
+    {{- $hostUsers = true -}}
   {{- end -}}
 
   {{- if $deviceAdded -}}
     {{- $_ := set $secContext "supplementalGroups" (concat $secContext.supplementalGroups $deviceGroups) -}}
+    {{- $hostUsers = true -}}
   {{- end -}}
 
   {{- $_ := set $secContext "supplementalGroups" (concat $secContext.supplementalGroups (list 568)) -}}
@@ -101,6 +132,7 @@ supplementalGroups: []
   {{- end -}}
   {{- with $secContext.sysctls }}
 sysctls:
+    {{- $hostUsers = true -}}
     {{- range . }}
     {{- if not .name -}}
       {{- fail "Pod - Expected non-empty [name] in [sysctls]" -}}
@@ -114,4 +146,7 @@ sysctls:
   {{- else }}
 sysctls: []
   {{- end -}}
+
+  {{/* Used by _hostUsers.tpl */}}
+  {{- $_ := set $objectData.podSpec "calculatedHostUsers" $hostUsers -}}
 {{- end -}}
diff --git a/library/common/templates/lib/workload/_pod.tpl b/library/common/templates/lib/workload/_pod.tpl
index a763267f..31e414cf 100644
--- a/library/common/templates/lib/workload/_pod.tpl
+++ b/library/common/templates/lib/workload/_pod.tpl
@@ -16,6 +16,7 @@ imagePullSecrets:
   {{- end }}
 hostNetwork: {{ include "tc.v1.common.lib.pod.hostNetwork" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
 hostPID: {{ include "tc.v1.common.lib.pod.hostPID" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
+hostIPC: {{ include "tc.v1.common.lib.pod.hostIPC" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
 shareProcessNamespace: {{ include "tc.v1.common.lib.pod.shareProcessNamespace" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
 enableServiceLinks: {{ include "tc.v1.common.lib.pod.enableServiceLinks" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
 restartPolicy: {{ include "tc.v1.common.lib.pod.restartPolicy" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
@@ -50,6 +51,7 @@ tolerations:
   {{- end }}
 securityContext:
   {{- include "tc.v1.common.lib.pod.securityContext" (dict "rootCtx" $rootCtx "objectData" $objectData) | trim | nindent 2 }}
+hostUsers: {{ include "tc.v1.common.lib.pod.hostUsers" (dict "rootCtx" $rootCtx "objectData" $objectData) }}
   {{- if $objectData.podSpec.containers }}
 containers:
     {{- include "tc.v1.common.lib.pod.containerSpawner" (dict "rootCtx" $rootCtx "objectData" $objectData) | trim | nindent 2 -}}
diff --git a/library/common/values.yaml b/library/common/values.yaml
index 6513c4fb..861f5a8d 100644
--- a/library/common/values.yaml
+++ b/library/common/values.yaml
@@ -130,6 +130,8 @@ podOptions:
   enableServiceLinks: false
   hostNetwork: false
   hostPID: false
+  hostIPC: false
+  hostUsers: false
   shareProcessNamespace: false
   restartPolicy: Always
   dnsPolicy: ClusterFirst