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Introduce Control Plane's PSP and RBAC resources into Helm templates #2920

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merged 4 commits into from
Jun 13, 2019
Merged

Introduce Control Plane's PSP and RBAC resources into Helm templates #2920

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de1b9cf
Add control plane and CNI PSP and RBAC resources
Jun 11, 2019
4bb16de
Update unit test fixtures
Jun 11, 2019
5d7f6b8
Trigger l5d-bot
Jun 11, 2019
2ff22ff
Add the '--linkerd-cni-enabled' flag to the multi-stage install subco…
Jun 12, 2019
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77 changes: 77 additions & 0 deletions chart/templates/psp.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,77 @@
{{with .Values -}}
---
###
### Control Plane PSP
###
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: linkerd-{{.Namespace}}-control-plane
spec:
allowPrivilegeEscalation: false
readOnlyRootFilesystem: true
{{- if not .NoInitContainer }}
allowedCapabilities:
- NET_ADMIN
{{- end}}
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
runAsUser:
rule: RunAsAny
fsGroup:
rule: RunAsAny
volumes:
- configMap
- emptyDir
- secret
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: linkerd-psp
namespace: {{.Namespace}}
rules:
- apiGroups: ['policy', 'extensions']
resources: ['podsecuritypolicies']
verbs: ['use']
resourceNames:
- linkerd-{{.Namespace}}-control-plane
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: linkerd-psp
namespace: {{.Namespace}}
roleRef:
kind: Role
name: linkerd-psp
apiGroup: rbac.authorization.k8s.io
subjects:
- kind: ServiceAccount
name: linkerd-controller
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-grafana
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-identity
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-prometheus
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-proxy-injector
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-sp-validator
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-tap
namespace: {{.Namespace}}
- kind: ServiceAccount
name: linkerd-web
namespace: {{.Namespace}}
{{end -}}
1 change: 1 addition & 0 deletions cli/cmd/install.go
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Original file line number Diff line number Diff line change
Expand Up @@ -645,6 +645,7 @@ func (values *installValues) render(w io.Writer, configs *pb.All) error {
{Name: "templates/proxy_injector-rbac.yaml"},
{Name: "templates/sp_validator-rbac.yaml"},
{Name: "templates/tap-rbac.yaml"},
{Name: "templates/psp.yaml"},
}...)
}

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45 changes: 45 additions & 0 deletions cli/cmd/testdata/install-cni-plugin_default.golden
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,57 @@ apiVersion: v1
metadata:
name: linkerd
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: linkerd-linkerd-cni
spec:
allowPrivilegeEscalation: false
fsGroup:
rule: RunAsAny
hostNetwork: true
runAsUser:
rule: RunAsAny
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
volumes:
- hostPath
- secret
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: linkerd-cni
namespace: linkerd
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: linkerd-cni
namespace: linkerd
rules:
- apiGroups: ['extensions', 'policy']
resources: ['podsecuritypolicies']
resourceNames:
- linkerd-linkerd-cni
verbs: ['use']
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: linkerd-cni
namespace: linkerd
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: linkerd-cni
subjects:
- kind: ServiceAccount
name: linkerd-cni
namespace: linkerd
---
# Include a clusterrole for the linkerd CNI DaemonSet,
# and bind it to the linkerd-cni serviceaccount.
kind: ClusterRole
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45 changes: 45 additions & 0 deletions cli/cmd/testdata/install-cni-plugin_fully_configured.golden
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,57 @@ apiVersion: v1
metadata:
name: other
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: linkerd-other-cni
spec:
allowPrivilegeEscalation: false
fsGroup:
rule: RunAsAny
hostNetwork: true
runAsUser:
rule: RunAsAny
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
volumes:
- hostPath
- secret
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: linkerd-cni
namespace: other
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: linkerd-cni
namespace: other
rules:
- apiGroups: ['extensions', 'policy']
resources: ['podsecuritypolicies']
resourceNames:
- linkerd-other-cni
verbs: ['use']
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: linkerd-cni
namespace: other
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: linkerd-cni
subjects:
- kind: ServiceAccount
name: linkerd-cni
namespace: other
---
# Include a clusterrole for the linkerd CNI DaemonSet,
# and bind it to the linkerd-cni serviceaccount.
kind: ClusterRole
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45 changes: 45 additions & 0 deletions cli/cmd/testdata/install-cni-plugin_fully_configured_equal_dsts.golden
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,57 @@ apiVersion: v1
metadata:
name: other
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: linkerd-other-cni
spec:
allowPrivilegeEscalation: false
fsGroup:
rule: RunAsAny
hostNetwork: true
runAsUser:
rule: RunAsAny
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
volumes:
- hostPath
- secret
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: linkerd-cni
namespace: other
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: linkerd-cni
namespace: other
rules:
- apiGroups: ['extensions', 'policy']
resources: ['podsecuritypolicies']
resourceNames:
- linkerd-other-cni
verbs: ['use']
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: linkerd-cni
namespace: other
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: Role
name: linkerd-cni
subjects:
- kind: ServiceAccount
name: linkerd-cni
namespace: other
---
# Include a clusterrole for the linkerd CNI DaemonSet,
# and bind it to the linkerd-cni serviceaccount.
kind: ClusterRole
Expand Down
73 changes: 73 additions & 0 deletions cli/cmd/testdata/install_config.golden
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Original file line number Diff line number Diff line change
Expand Up @@ -424,3 +424,76 @@ metadata:
name: linkerd-tap
namespace: linkerd
---
###
### Control Plane PSP
###
---
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
name: linkerd-linkerd-control-plane
spec:
allowPrivilegeEscalation: false
readOnlyRootFilesystem: true
allowedCapabilities:
- NET_ADMIN
seLinux:
rule: RunAsAny
supplementalGroups:
rule: RunAsAny
runAsUser:
rule: RunAsAny
fsGroup:
rule: RunAsAny
volumes:
- configMap
- emptyDir
- secret
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
name: linkerd-psp
namespace: linkerd
rules:
- apiGroups: ['policy', 'extensions']
resources: ['podsecuritypolicies']
verbs: ['use']
resourceNames:
- linkerd-linkerd-control-plane
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
name: linkerd-psp
namespace: linkerd
roleRef:
kind: Role
name: linkerd-psp
apiGroup: rbac.authorization.k8s.io
subjects:
- kind: ServiceAccount
name: linkerd-controller
namespace: linkerd
- kind: ServiceAccount
name: linkerd-grafana
namespace: linkerd
- kind: ServiceAccount
name: linkerd-identity
namespace: linkerd
- kind: ServiceAccount
name: linkerd-prometheus
namespace: linkerd
- kind: ServiceAccount
name: linkerd-proxy-injector
namespace: linkerd
- kind: ServiceAccount
name: linkerd-sp-validator
namespace: linkerd
- kind: ServiceAccount
name: linkerd-tap
namespace: linkerd
- kind: ServiceAccount
name: linkerd-web
namespace: linkerd
---
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