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Merge pull request #3102 from mirwan/psp 

PodSecurityPolicy admission controller support
pull/3147/head
Antoine Legrand 2018-08-22 18:37:40 +02:00 committed by GitHub
parent 4eea7f7eb9 a6a14e7f77
commit 7a2cfb8578
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GPG Key ID: 4AEE18F83AFDEB23
48 changed files with 843 additions and 44 deletions
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3
inventory/sample/group_vars/k8s-cluster.yml
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@ -172,6 +172,9 @@ k8s_image_pull_policy: IfNotPresent
# audit log for kubernetes
kubernetes_audit: false
# pod security policy (RBAC must be enabled either by having 'RBAC' in authorization_modes or kubeadm enabled)
podsecuritypolicy_enabled: false
# Kubernetes dashboard
# RBAC required. see docs/getting-started.md for access details.
dashboard_enabled: true

6
roles/kubernetes-apps/ansible/defaults/main.yml
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@ -42,6 +42,12 @@ netchecker_server_memory_limit: 256M
netchecker_server_cpu_requests: 50m
netchecker_server_memory_requests: 64M
# SecurityContext when PodSecurityPolicy is enabled
netchecker_agent_user: 1000
netchecker_server_user: 1000
netchecker_agent_group: 1000
netchecker_server_group: 1000
# Dashboard
dashboard_enabled: true
dashboard_image_repo: gcr.io/google_containers/kubernetes-dashboard-{{ image_arch }}

30
roles/kubernetes-apps/ansible/tasks/netchecker.yml
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@ -20,18 +20,32 @@
tags:
- upgrade
- name: Kubernetes Apps | Netchecker Templates list
set_fact:
netchecker_templates:
- {file: netchecker-agent-sa.yml, type: sa, name: netchecker-agent}
- {file: netchecker-agent-ds.yml, type: ds, name: netchecker-agent}
- {file: netchecker-agent-hostnet-ds.yml, type: ds, name: netchecker-agent-hostnet}
- {file: netchecker-server-sa.yml, type: sa, name: netchecker-server}
- {file: netchecker-server-clusterrole.yml, type: clusterrole, name: netchecker-server}
- {file: netchecker-server-clusterrolebinding.yml, type: clusterrolebinding, name: netchecker-server}
- {file: netchecker-server-deployment.yml, type: deployment, name: netchecker-server}
- {file: netchecker-server-svc.yml, type: svc, name: netchecker-service}
netchecker_templates_for_psp:
- {file: netchecker-agent-hostnet-psp.yml, type: podsecuritypolicy, name: netchecker-agent-hostnet-policy}
- {file: netchecker-agent-hostnet-clusterrole.yml, type: clusterrole, name: netchecker-agent}
- {file: netchecker-agent-hostnet-clusterrolebinding.yml, type: clusterrolebinding, name: netchecker-agent}
- name: Kubernetes Apps | Append extra templates to Netchecker Templates list for PodSecurityPolicy
set_fact:
netchecker_templates: "{{ netchecker_templates_for_psp + netchecker_templates}}"
when: podsecuritypolicy_enabled
- name: Kubernetes Apps | Lay Down Netchecker Template
template:
src: "{{item.file}}.j2"
dest: "{{kube_config_dir}}/{{item.file}}"
with_items:
- {file: netchecker-agent-ds.yml, type: ds, name: netchecker-agent}
- {file: netchecker-agent-hostnet-ds.yml, type: ds, name: netchecker-agent-hostnet}
- {file: netchecker-server-sa.yml, type: sa, name: netchecker-server}
- {file: netchecker-server-clusterrole.yml, type: clusterrole, name: netchecker-server}
- {file: netchecker-server-clusterrolebinding.yml, type: clusterrolebinding, name: netchecker-server}
- {file: netchecker-server-deployment.yml, type: deployment, name: netchecker-server}
- {file: netchecker-server-svc.yml, type: svc, name: netchecker-service}
with_items: "{{ netchecker_templates }}"
register: manifests
when:
- inventory_hostname == groups['kube-master'][0]

4
roles/kubernetes-apps/ansible/templates/netchecker-agent-ds.yml.j2
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@ -40,6 +40,10 @@ spec:
requests:
cpu: {{ netchecker_agent_cpu_requests }}
memory: {{ netchecker_agent_memory_requests }}
securityContext:
runAsUser: {{ netchecker_agent_user | default('0') }}
runAsGroup: {{ netchecker_agent_group | default('0') }}
serviceAccountName: netchecker-agent
updateStrategy:
rollingUpdate:
maxUnavailable: 100%

14
roles/kubernetes-apps/ansible/templates/netchecker-agent-hostnet-clusterrole.yml.j2 100644
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@ -0,0 +1,14 @@
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:netchecker-agent-hostnet
namespace: {{ netcheck_namespace }}
rules:
- apiGroups:
- policy
resourceNames:
- netchecker-agent-hostnet
resources:
- podsecuritypolicies
verbs:
- use

13
roles/kubernetes-apps/ansible/templates/netchecker-agent-hostnet-clusterrolebinding.yml.j2 100644
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@ -0,0 +1,13 @@
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:netchecker-agent-hostnet
namespace: {{ netcheck_namespace }}
subjects:
- kind: ServiceAccount
name: netchecker-agent-hostnet
namespace: {{ netcheck_namespace }}
roleRef:
kind: ClusterRole
name: psp:netchecker-agent-hostnet
apiGroup: rbac.authorization.k8s.io

4
roles/kubernetes-apps/ansible/templates/netchecker-agent-hostnet-ds.yml.j2
View File

@ -44,6 +44,10 @@ spec:
requests:
cpu: {{ netchecker_agent_cpu_requests }}
memory: {{ netchecker_agent_memory_requests }}
securityContext:
runAsUser: {{ netchecker_agent_user | default('0') }}
runAsGroup: {{ netchecker_agent_group | default('0') }}
serviceAccountName: netchecker-agent
updateStrategy:
rollingUpdate:
maxUnavailable: 100%

45
roles/kubernetes-apps/ansible/templates/netchecker-agent-hostnet-psp.yml.j2 100644
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@ -0,0 +1,45 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: netchecker-agent-hostnet
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: false
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: true
hostIPC: false
hostPID: false
runAsUser:
rule: 'MustRunAsNonRoot'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false

7
roles/kubernetes-apps/ansible/templates/netchecker-agent-sa.yml.j2 100644
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@ -0,0 +1,7 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: netchecker-agent
namespace: {{ netcheck_namespace }}
labels:
kubernetes.io/cluster-service: "true"

3
roles/kubernetes-apps/ansible/templates/netchecker-server-deployment.yml.j2
View File

@ -23,6 +23,9 @@ spec:
requests:
cpu: {{ netchecker_server_cpu_requests }}
memory: {{ netchecker_server_memory_requests }}
securityContext:
runAsUser: {{ netchecker_server_user | default('0') }}
runAsGroup: {{ netchecker_server_group | default('0') }}
ports:
- containerPort: 8081
args:

40
roles/kubernetes-apps/cluster_roles/tasks/main.yml
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@ -11,6 +11,46 @@
delay: 6
when: inventory_hostname == groups['kube-master'][0]
- name: Kubernetes Apps | Check AppArmor status
command: which apparmor_parser
register: apparmor_status
when:
- podsecuritypolicy_enabled
- inventory_hostname == groups['kube-master'][0]
failed_when: false
- name: Kubernetes Apps | Set apparmor_enabled
set_fact:
apparmor_enabled: "{{ apparmor_status.rc == 0 }}"
when:
- podsecuritypolicy_enabled
- inventory_hostname == groups['kube-master'][0]
- name: Kubernetes Apps | Render templates for PodSecurityPolicy
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/{{ item.file }}"
register: psp_manifests
with_items:
- {file: psp.yml, type: psp, name: psp}
- {file: psp-cr.yml, type: clusterrole, name: psp-cr}
- {file: psp-crb.yml, type: rolebinding, name: psp-crb}
when:
- podsecuritypolicy_enabled
- inventory_hostname == groups['kube-master'][0]
- name: Kubernetes Apps | Add policies, roles, bindings for PodSecurityPolicy
kube:
name: "{{item.item.name}}"
kubectl: "{{bin_dir}}/kubectl"
resource: "{{item.item.type}}"
filename: "{{kube_config_dir}}/{{item.item.file}}"
state: "latest"
with_items: "{{ psp_manifests.results }}"
when:
- inventory_hostname == groups['kube-master'][0]
- not item|skipped
- name: Kubernetes Apps | Add ClusterRoleBinding to admit nodes
template:
src: "node-crb.yml.j2"

35
roles/kubernetes-apps/cluster_roles/templates/psp-cr.yml.j2 100644
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@ -0,0 +1,35 @@
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: psp:privileged
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
rules:
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: psp:restricted
namespace: kube-system
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
rules:
- apiGroups:
- policy
resourceNames:
- restricted
resources:
- podsecuritypolicies
verbs:
- use

55
roles/kubernetes-apps/cluster_roles/templates/psp-crb.yml.j2 100644
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@ -0,0 +1,55 @@
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: psp:any:restricted
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: psp:restricted
subjects:
- kind: Group
name: system:authenticated
apiGroup: rbac.authorization.k8s.io
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: psp:kube-system:privileged
namespace: kube-system
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: psp:privileged
subjects:
- kind: Group
name: system:masters
apiGroup: rbac.authorization.k8s.io
- kind: Group
name: system:serviceaccounts:kube-system
apiGroup: rbac.authorization.k8s.io
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: psp:nodes:privileged
namespace: kube-system
annotations:
kubernetes.io/description: 'Allow nodes to create privileged pods. Should
be used in combination with the NodeRestriction admission plugin to limit
nodes to mirror pods bound to themselves.'
labels:
addonmanager.kubernetes.io/mode: Reconcile
kubernetes.io/cluster-service: 'true'
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: psp:privileged
subjects:
- kind: Group
apiGroup: rbac.authorization.k8s.io
name: system:nodes
- kind: User
apiGroup: rbac.authorization.k8s.io
# Legacy node ID
name: kubelet

77
roles/kubernetes-apps/cluster_roles/templates/psp.yml.j2 100644
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@ -0,0 +1,77 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: restricted
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: false
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: false
hostIPC: false
hostPID: false
runAsUser:
rule: 'MustRunAsNonRoot'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: privileged
annotations:
seccomp.security.alpha.kubernetes.io/allowedProfileNames: '*'
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: true
allowPrivilegeEscalation: true
allowedCapabilities:
- '*'
volumes:
- '*'
hostNetwork: true
hostPorts:
- min: 0
max: 65535
hostIPC: true
hostPID: true
runAsUser:
rule: 'RunAsAny'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'RunAsAny'
fsGroup:
rule: 'RunAsAny'
readOnlyRootFilesystem: false

33
roles/kubernetes-apps/external_provisioner/cephfs_provisioner/tasks/main.yml
View File

@ -37,20 +37,33 @@
when:
- inventory_hostname == groups['kube-master'][0]
- name: CephFS Provisioner | Templates list
set_fact:
cephfs_provisioner_templates:
- { name: 00-namespace, file: 00-namespace.yml, type: ns }
- { name: secret-cephfs-provisioner, file: secret-cephfs-provisioner.yml, type: secret }
- { name: sa-cephfs-provisioner, file: sa-cephfs-provisioner.yml, type: sa }
- { name: clusterrole-cephfs-provisioner, file: clusterrole-cephfs-provisioner.yml, type: clusterrole }
- { name: clusterrolebinding-cephfs-provisioner, file: clusterrolebinding-cephfs-provisioner.yml, type: clusterrolebinding }
- { name: role-cephfs-provisioner, file: role-cephfs-provisioner.yml, type: role }
- { name: rolebinding-cephfs-provisioner, file: rolebinding-cephfs-provisioner.yml, type: rolebinding }
- { name: deploy-cephfs-provisioner, file: deploy-cephfs-provisioner.yml, type: deploy }
- { name: sc-cephfs-provisioner, file: sc-cephfs-provisioner.yml, type: sc }
cephfs_provisioner_templates_for_psp:
- { name: psp-cephfs-provisioner, file: psp-cephfs-provisioner.yml, type: psp }
- name: CephFS Provisioner | Append extra templates to CephFS Provisioner Templates list for PodSecurityPolicy
set_fact:
cephfs_provisioner_templates: "{{ cephfs_provisioner_templates_for_psp + cephfs_provisioner_templates }}"
when:
- podsecuritypolicy_enabled
- cephfs_provisioner_namespace != "kube-system"
- name: CephFS Provisioner | Create manifests
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/addons/cephfs_provisioner/{{ item.file }}"
with_items:
- { name: 00-namespace, file: 00-namespace.yml, type: ns }
- { name: secret-cephfs-provisioner, file: secret-cephfs-provisioner.yml, type: secret }
- { name: sa-cephfs-provisioner, file: sa-cephfs-provisioner.yml, type: sa }
- { name: clusterrole-cephfs-provisioner, file: clusterrole-cephfs-provisioner.yml, type: clusterrole }
- { name: clusterrolebinding-cephfs-provisioner, file: clusterrolebinding-cephfs-provisioner.yml, type: clusterrolebinding }
- { name: role-cephfs-provisioner, file: role-cephfs-provisioner.yml, type: role }
- { name: rolebinding-cephfs-provisioner, file: rolebinding-cephfs-provisioner.yml, type: rolebinding }
- { name: deploy-cephfs-provisioner, file: deploy-cephfs-provisioner.yml, type: deploy }
- { name: sc-cephfs-provisioner, file: sc-cephfs-provisioner.yml, type: sc }
with_items: "{{ cephfs_provisioner_templates }}"
register: cephfs_provisioner_manifests
when: inventory_hostname == groups['kube-master'][0]

8
roles/kubernetes-apps/external_provisioner/cephfs_provisioner/templates/clusterrole-cephfs-provisioner.yml.j2
View File

@ -23,3 +23,11 @@ rules:
- apiGroups: [""]
resources: ["secrets"]
verbs: ["get", "create", "delete"]
- apiGroups:
- policy
resourceNames:
- cephfs-provisioner
resources:
- podsecuritypolicies
verbs:
- use

45
roles/kubernetes-apps/external_provisioner/cephfs_provisioner/templates/psp-cephfs-provisioner.yml.j2 100644
View File

@ -0,0 +1,45 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: cephfs-provisioner
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: false
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: false
hostIPC: false
hostPID: false
runAsUser:
rule: 'RunAsAny'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false

29
roles/kubernetes-apps/external_provisioner/local_volume_provisioner/tasks/main.yml
View File

@ -19,17 +19,32 @@
group: root
mode: 0755
- name: Local Volume Provisioner | Templates list
set_fact:
local_volume_provisioner_templates:
- { name: local-volume-provisioner-ns, file: local-volume-provisioner-ns.yml, type: ns }
- { name: local-volume-provisioner-sa, file: local-volume-provisioner-sa.yml, type: sa }
- { name: local-volume-provisioner-clusterrolebinding, file: local-volume-provisioner-clusterrolebinding.yml, type: clusterrolebinding }
- { name: local-volume-provisioner-cm, file: local-volume-provisioner-cm.yml, type: cm }
- { name: local-volume-provisioner-ds, file: local-volume-provisioner-ds.yml, type: ds }
- { name: local-volume-provisioner-sc, file: local-volume-provisioner-sc.yml, type: sc }
local_volume_provisioner_templates_for_psp_not_system_ns:
- { name: local-volume-provisioner-psp, file: local-volume-provisioner-psp.yml, type: psp }
- { name: local-volume-provisioner-psp-role, file: local-volume-provisioner-psp-role.yml, type: role }
- { name: local-volume-provisioner-psp-rb, file: local-volume-provisioner-psp-rb.yml, type: rolebinding }
- name: Local Volume Provisioner | Insert extra templates to Local Volume Provisioner templates list for PodSecurityPolicy
set_fact:
local_volume_provisioner_templates: "{{ local_volume_provisioner_templates[:2] + local_volume_provisioner_templates_for_psp_not_system_ns + local_volume_provisioner_templates[3:] }}"
when:
- podsecuritypolicy_enabled
- local_volume_provisioner_namespace != "kube-system"
- name: Local Volume Provisioner | Create manifests
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/addons/local_volume_provisioner/{{ item.file }}"
with_items:
- { name: local-volume-provisioner-ns, file: local-volume-provisioner-ns.yml, type: ns }
- { name: local-volume-provisioner-sa, file: local-volume-provisioner-sa.yml, type: sa }
- { name: local-volume-provisioner-clusterrolebinding, file: local-volume-provisioner-clusterrolebinding.yml, type, clusterrolebinding }
- { name: local-volume-provisioner-cm, file: local-volume-provisioner-cm.yml, type, cm }
- { name: local-volume-provisioner-ds, file: local-volume-provisioner-ds.yml, type, ds }
- { name: local-volume-provisioner-sc, file: local-volume-provisioner-sc.yml, type, sc }
with_items: "{{ local_volume_provisioner_templates }}"
register: local_volume_provisioner_manifests
when: inventory_hostname == groups['kube-master'][0]

14
roles/kubernetes-apps/external_provisioner/local_volume_provisioner/templates/local-volume-provisioner-psp-cr.yml.j2 100644
View File

@ -0,0 +1,14 @@
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:local-volume-provisioner
namespace: {{ local_volume_provisioner_namespace }}
rules:
- apiGroups:
- policy
resourceNames:
- local-volume-provisioner
resources:
- podsecuritypolicies
verbs:
- use

13
roles/kubernetes-apps/external_provisioner/local_volume_provisioner/templates/local-volume-provisioner-psp-rb.yml.j2 100644
View File

@ -0,0 +1,13 @@
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:local-volume-provisioner
namespace: {{ local_volume_provisioner_namespace }}
subjects:
- kind: ServiceAccount
name: local-volume-provisioner
namespace: {{ local_volume_provisioner_namespace }}
roleRef:
kind: ClusterRole
name: psp:local-volume-provisioner
apiGroup: rbac.authorization.k8s.io

44
roles/kubernetes-apps/external_provisioner/local_volume_provisioner/templates/local-volume-provisioner-psp.yml.j2 100644
View File

@ -0,0 +1,44 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: local-volume-provisioner
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: true
allowPrivilegeEscalation: true
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'secret'
- 'downwardAPI'
- 'hostPath'
allowedHostPaths:
- pathPrefix: "{{ local_volume_provisioner_base_dir }}"
readOnly: false
hostNetwork: false
hostIPC: false
hostPID: false
runAsUser:
rule: 'RunAsAny'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'RunAsAny'
readOnlyRootFilesystem: false

1
roles/kubernetes-apps/ingress_controller/cert_manager/defaults/main.yml
View File

@ -1,2 +1,3 @@
---
cert_manager_namespace: "cert-manager"
cert_manager_user: 1001

2
roles/kubernetes-apps/ingress_controller/cert_manager/templates/deploy-cert-manager.yml.j2
View File

@ -39,3 +39,5 @@ spec:
requests:
cpu: 10m
memory: 32Mi
securityContext:
runAsUser: {{ cert_manager_user }}

37
roles/kubernetes-apps/ingress_controller/ingress_nginx/tasks/main.yml
View File

@ -28,23 +28,34 @@
when:
- inventory_hostname == groups['kube-master'][0]
- name: NGINX Ingress Controller | Templates list
set_fact:
ingress_nginx_templates:
- { name: 00-namespace, file: 00-namespace.yml, type: ns }
- { name: deploy-default-backend, file: deploy-default-backend.yml, type: deploy }
- { name: svc-default-backend, file: svc-default-backend.yml, type: svc }
- { name: cm-ingress-nginx, file: cm-ingress-nginx.yml, type: cm }
- { name: cm-tcp-services, file: cm-tcp-services.yml, type: cm }
- { name: cm-udp-services, file: cm-udp-services.yml, type: cm }
- { name: sa-ingress-nginx, file: sa-ingress-nginx.yml, type: sa }
- { name: clusterrole-ingress-nginx, file: clusterrole-ingress-nginx.yml, type: clusterrole }
- { name: clusterrolebinding-ingress-nginx, file: clusterrolebinding-ingress-nginx.yml, type: clusterrolebinding }
- { name: role-ingress-nginx, file: role-ingress-nginx.yml, type: role }
- { name: rolebinding-ingress-nginx, file: rolebinding-ingress-nginx.yml, type: rolebinding }
- { name: ds-ingress-nginx-controller, file: ds-ingress-nginx-controller.yml, type: ds }
ingress_nginx_templates_for_psp:
- { name: psp-ingress-nginx, file: psp-ingress-nginx.yml, type: podsecuritypolicy }
- name: NGINX Ingress Controller | Append extra templates to NGINX Ingress Templates list for PodSecurityPolicy
set_fact:
ingress_nginx_templates: "{{ ingress_nginx_templates_for_psp + ingress_nginx_templates }}"
when: podsecuritypolicy_enabled
- name: NGINX Ingress Controller | Create manifests
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/addons/ingress_nginx/{{ item.file }}"
with_items:
- { name: 00-namespace, file: 00-namespace.yml, type: ns }
- { name: deploy-default-backend, file: deploy-default-backend.yml, type: deploy }
- { name: svc-default-backend, file: svc-default-backend.yml, type: svc }
- { name: cm-ingress-nginx, file: cm-ingress-nginx.yml, type: cm }
- { name: cm-tcp-services, file: cm-tcp-services.yml, type: cm }
- { name: cm-udp-services, file: cm-udp-services.yml, type: cm }
- { name: sa-ingress-nginx, file: sa-ingress-nginx.yml, type: sa }
- { name: clusterrole-ingress-nginx, file: clusterrole-ingress-nginx.yml, type: clusterrole }
- { name: clusterrolebinding-ingress-nginx, file: clusterrolebinding-ingress-nginx.yml, type: clusterrolebinding }
- { name: role-ingress-nginx, file: role-ingress-nginx.yml, type: role }
- { name: rolebinding-ingress-nginx, file: rolebinding-ingress-nginx.yml, type: rolebinding }
- { name: ds-ingress-nginx-controller, file: ds-ingress-nginx-controller.yml, type: ds }
with_items: "{{ ingress_nginx_templates }}"
register: ingress_nginx_manifests
when:
- inventory_hostname == groups['kube-master'][0]

48
roles/kubernetes-apps/ingress_controller/ingress_nginx/templates/psp-ingress-nginx.yml.j2 100644
View File

@ -0,0 +1,48 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: ingress-nginx
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: true
allowedCapabilities:
- NET_BIND_SERVICE
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: {{ ingress_nginx_host_network|bool }}
hostPorts:
- min: 0
max: 65535
hostIPC: false
hostPID: false
runAsUser:
rule: 'MustRunAsNonRoot'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false

8
roles/kubernetes-apps/ingress_controller/ingress_nginx/templates/role-ingress-nginx.yml.j2
View File

@ -22,3 +22,11 @@ rules:
- apiGroups: [""]
resources: ["endpoints"]
verbs: ["get"]
- apiGroups:
- policy
resourceNames:
- ingress-nginx
resources:
- podsecuritypolicies
verbs:
- use

30
roles/kubernetes-apps/registry/tasks/main.yml
View File

@ -8,15 +8,35 @@
group: root
mode: 0755
- name: Registry | Templates list
set_fact:
registry_templates:
- { name: registry-ns, file: registry-ns.yml, type: ns }
- { name: registry-sa, file: registry-sa.yml, type: sa }
- { name: registry-proxy-sa, file: registry-proxy-sa.yml, type: sa }
- { name: registry-svc, file: registry-svc.yml, type: svc }
- { name: registry-rs, file: registry-rs.yml, type: rs }
- { name: registry-proxy-ds, file: registry-proxy-ds.yml, type: ds }
registry_templates_for_psp:
- { name: registry-psp, file: registry-psp.yml, type: psp }
- { name: registry-cr, file: registry-cr.yml, type: clusterrole }
- { name: registry-crb, file: registry-crb.yml, type: rolebinding }
- { name: registry-proxy-psp, file: registry-proxy-psp.yml, type: psp }
- { name: registry-proxy-cr, file: registry-proxy-cr.yml, type: clusterrole }
- { name: registry-proxy-crb, file: registry-proxy-crb.yml, type: rolebinding }
- name: Registry | Append extra templates to Registry Templates list for PodSecurityPolicy
set_fact:
registry_templates: "{{ registry_templates[:3] + registry_templates_for_psp + registry_templates[4:] }}"
when:
- podsecuritypolicy_enabled
- registry_namespace != "kube-system"
- name: Registry | Create manifests
template:
src: "{{ item.file }}.j2"
dest: "{{ kube_config_dir }}/addons/registry/{{ item.file }}"
with_items:
- { name: registry-ns, file: registry-ns.yml, type: ns }
- { name: registry-svc, file: registry-svc.yml, type: svc }
- { name: registry-rs, file: registry-rs.yml, type: rs }
- { name: registry-proxy-ds, file: registry-proxy-ds.yml, type: ds }
with_items: "{{ registry_templates }}"
register: registry_manifests
when: inventory_hostname == groups['kube-master'][0]

15
roles/kubernetes-apps/registry/templates/registry-cr.yml.j2 100644
View File

@ -0,0 +1,15 @@
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
name: psp:registry
namespace: {{ registry_namespace }}
rules:
- apiGroups:
- policy
resourceNames:
- registry
resources:
- podsecuritypolicies
verbs:
- use

13
roles/kubernetes-apps/registry/templates/registry-crb.yml.j2 100644
View File

@ -0,0 +1,13 @@
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:registry
namespace: {{ registry_namespace }}
subjects:
- kind: ServiceAccount
name: registry
namespace: {{ registry_namespace }}
roleRef:
kind: ClusterRole
name: psp:registry
apiGroup: rbac.authorization.k8s.io

15
roles/kubernetes-apps/registry/templates/registry-proxy-cr.yml.j2 100644
View File

@ -0,0 +1,15 @@
---
apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRole
metadata:
name: psp:registry-proxy
namespace: {{ registry_namespace }}
rules:
- apiGroups:
- policy
resourceNames:
- registry-proxy
resources:
- podsecuritypolicies
verbs:
- use

13
roles/kubernetes-apps/registry/templates/registry-proxy-crb.yml.j2 100644
View File

@ -0,0 +1,13 @@
kind: RoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: psp:registry-proxy
namespace: {{ registry_namespace }}
subjects:
- kind: ServiceAccount
name: registry-proxy
namespace: {{ registry_namespace }}
roleRef:
kind: ClusterRole
name: psp:registry-proxy
apiGroup: rbac.authorization.k8s.io

1
roles/kubernetes-apps/registry/templates/registry-proxy-ds.yml.j2
View File

@ -21,6 +21,7 @@ spec:
kubernetes.io/cluster-service: "true"
version: v{{ registry_proxy_image_tag }}
spec:
serviceAccountName: registry-proxy
containers:
- name: registry-proxy
image: {{ registry_proxy_image_repo }}:{{ registry_proxy_image_tag }}

48
roles/kubernetes-apps/registry/templates/registry-proxy-psp.yml.j2 100644
View File

@ -0,0 +1,48 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: registry-proxy
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: false
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: true
hostPorts:
- min: 5000
max: 5000
hostIPC: false
hostPID: false
runAsUser:
rule: 'RunAsAny'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false

7
roles/kubernetes-apps/registry/templates/registry-proxy-sa.yml.j2 100644
View File

@ -0,0 +1,7 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: registry-proxy
namespace: {{ registry_namespace }}
labels:
kubernetes.io/cluster-service: "true"

45
roles/kubernetes-apps/registry/templates/registry-psp.yml.j2 100644
View File

@ -0,0 +1,45 @@
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: registry
annotations:
seccomp.security.alpha.kubernetes.io/defaultProfileName: 'docker/default'
seccomp.security.alpha.kubernetes.io/allowedProfileNames: 'docker/default'
{% if apparmor_enabled %}
apparmor.security.beta.kubernetes.io/defaultProfileName: 'runtime/default'
apparmor.security.beta.kubernetes.io/allowedProfileNames: 'runtime/default'
{% endif %}
labels:
kubernetes.io/cluster-service: 'true'
addonmanager.kubernetes.io/mode: Reconcile
spec:
privileged: false
allowPrivilegeEscalation: false
requiredDropCapabilities:
- ALL
volumes:
- 'configMap'
- 'emptyDir'
- 'projected'
- 'secret'
- 'downwardAPI'
- 'persistentVolumeClaim'
hostNetwork: false
hostIPC: false
hostPID: false
runAsUser:
rule: 'RunAsAny'
seLinux:
rule: 'RunAsAny'
supplementalGroups:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
fsGroup:
rule: 'MustRunAs'
ranges:
- min: 1
max: 65535
readOnlyRootFilesystem: false

1
roles/kubernetes-apps/registry/templates/registry-rs.yml.j2
View File

@ -22,6 +22,7 @@ spec:
version: v{{ registry_image_tag }}
kubernetes.io/cluster-service: "true"
spec:
serviceAccountName: registry
containers:
- name: registry
image: {{ registry_image_repo }}:{{ registry_image_tag }}

7
roles/kubernetes-apps/registry/templates/registry-sa.yml.j2 100644
View File

@ -0,0 +1,7 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: registry
namespace: {{ registry_namespace }}
labels:
kubernetes.io/cluster-service: "true"

2
roles/kubernetes/master/defaults/main.yml
View File

@ -32,7 +32,7 @@ audit_log_path: /var/log/audit/kube-apiserver-audit.log
audit_log_maxage: 30
# the num of audit logs to retain
audit_log_maxbackups: 1
# the max size in MB to retain
# the max size in MB to retain
audit_log_maxsize: 100
# policy file
audit_policy_file: "{{ kube_config_dir }}/audit-policy/apiserver-audit-policy.yaml"

6
roles/kubernetes/master/tasks/main.yml
View File

@ -52,6 +52,12 @@
- kubectl
- upgrade
- name: Disable SecurityContextDeny admission-controller and enable PodSecurityPolicy
set_fact:
kube_apiserver_admission_control: "{{ kube_apiserver_admission_control | default([]) | difference(['SecurityContextDeny']) | union(['PodSecurityPolicy']) | unique }}"
kube_apiserver_enable_admission_plugins: "{{ kube_apiserver_enable_admission_plugins | difference(['SecurityContextDeny']) | union(['PodSecurityPolicy']) | unique }}"
when: podsecuritypolicy_enabled
- name: Include kubeadm setup if enabled
import_tasks: kubeadm-setup.yml
when: kubeadm_enabled|bool|default(false)

2
roles/kubespray-defaults/defaults/main.yaml
View File

@ -363,3 +363,5 @@ etcd_events_peer_addresses: |-
{% for item in groups['etcd'] -%}
{{ "etcd"+loop.index|string }}-events=https://{{ hostvars[item].access_ip | default(hostvars[item].ip | default(hostvars[item].ansible_default_ipv4['address'])) }}:2382{% if not loop.last %},{% endif %}
{%- endfor %}
podsecuritypolicy_enabled: false

8
roles/network_plugin/calico/templates/calico-cr.yml.j2
View File

@ -11,3 +11,11 @@ rules:
- nodes
verbs:
- get
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/canal/templates/canal-cr-calico.yml.j2
View File

@ -78,3 +78,11 @@ rules:
verbs:
- get
- list
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/canal/templates/canal-cr-flannel.yml.j2
View File

@ -24,3 +24,11 @@ rules:
- nodes/status
verbs:
- patch
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/cilium/templates/cilium-cr.yml.j2
View File

@ -64,3 +64,11 @@ rules:
- ciliumendpoints/status
verbs:
- "*"
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/contiv/templates/contiv-netmaster-clusterrole.yml.j2
View File

@ -16,3 +16,11 @@ rules:
- watch
- list
- update
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/contiv/templates/contiv-netplugin-clusterrole.yml.j2
View File

@ -19,3 +19,11 @@ rules:
- list
- update
- get
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use

8
roles/network_plugin/flannel/templates/cni-flannel-rbac.yml.j2
View File

@ -29,6 +29,14 @@ rules:
- nodes/status
verbs:
- patch
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1

8
roles/network_plugin/weave/templates/weave-net.yml.j2
View File

@ -41,6 +41,14 @@ items:
verbs:
- patch
- update
- apiGroups:
- policy
resourceNames:
- privileged
resources:
- podsecuritypolicies
verbs:
- use
- apiVersion: rbac.authorization.k8s.io/v1beta1
kind: ClusterRoleBinding
metadata: