sample.yaml

# sshpiper service
---
apiVersion: v1
kind: Service
metadata:
  name: sshpiper
spec:
  selector:
    app: sshpiper
  ports:
    - protocol: TCP
      port: 2222
---
apiVersion: v1
data:
  server_key: |
    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
kind: Secret
metadata:
  name: sshpiper-server-key
type: Opaque
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: sshpiper-deployment
  labels:
    app: sshpiper
spec:
  replicas: 1
  selector:
    matchLabels:
      app: sshpiper
  template:
    metadata:
      labels:
        app: sshpiper
    spec:
      serviceAccountName: sshpiper-account
      containers:
      - name: sshpiper
        imagePullPolicy: IfNotPresent
        image: farmer1992/sshpiperd:latest
        ports:
        - containerPort: 2222
        env:
        - name: PLUGIN
          value: "kubernetes"
        - name: SSHPIPERD_SERVER_KEY
          value: "/serverkey/ssh_host_ed25519_key"
        - name: SSHPIPERD_LOG_LEVEL
          value: "trace"
        volumeMounts:
        - name: sshpiper-server-key
          mountPath: "/serverkey/"
          readOnly: true          
      volumes:
      - name: sshpiper-server-key
        secret:
          secretName: sshpiper-server-key
          items:
          - key: server_key
            path: ssh_host_ed25519_key
---
apiVersion: rbac.authorization.k8s.io/v1
kind: Role
metadata:
  name: sshpiper-reader
rules:
- apiGroups: [""]
  resources: ["secrets"]
  verbs: ["get"]
- apiGroups: ["sshpiper.com"]
  resources: ["pipes"]
  verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: RoleBinding
metadata:
  name: read-sshpiper
subjects:
- kind: ServiceAccount
  name: sshpiper-account
roleRef:
  kind: Role
  name: sshpiper-reader
  apiGroup: rbac.authorization.k8s.io
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: sshpiper-account

# pipe to a password based sshd
---
apiVersion: sshpiper.com/v1beta1
kind: Pipe
metadata:
  name: pipe-password
spec:
  from:
  - username: "password_simple"
  to:
    host: host-password:2222
    username: "user"
    ignore_hostkey: true
---
apiVersion: v1
kind: Service
metadata:
  name: host-password
spec:
  selector:
    app: host-password
  ports:
    - protocol: TCP
      port: 2222
---
apiVersion: v1
kind: Pod
metadata:
  name: host-password
  labels:
    app: host-password
spec:
  containers:
  - name: host-password
    imagePullPolicy: IfNotPresent
    image: lscr.io/linuxserver/openssh-server:latest
    ports:
    - containerPort: 2222
    env:
    - name: PASSWORD_ACCESS
      value: "true"
    - name: USER_PASSWORD
      value: "pass"
    - name: USER_NAME
      value: "user"


# pipe to a key based sshd
---
apiVersion: v1
data:
  ssh-privatekey: |
    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
kind: Secret
metadata:
  name: host-publickey-key
type: kubernetes.io/ssh-auth
---
apiVersion: sshpiper.com/v1beta1
kind: Pipe
metadata:
  name: pipe-publickey
  annotations:
    privatekey_field_name: ssh-privatekey # this is optional, default is ssh-privatekey
spec:
  from:
  - username: ".*" # catch all    
    username_regex_match: true
    authorized_keys_data: "c3NoLWVkMjU1MTkgQUFBQUMzTnphQzFsWkRJMU5URTVBQUFBSU5SR1RIMzI1ckRVcDEydHBsd3VrSG1SOHl0YkM5VFBaODg2Z0NzdHluUDEK"
  to:
    host: host-publickey:2222
    username: "user"
    private_key_secret:
      name: host-publickey-key
    ignore_hostkey: true
---
apiVersion: v1
kind: Service
metadata:
  name: host-publickey
spec:
  selector:
    app: host-publickey
  ports:
    - protocol: TCP
      port: 2222
---
apiVersion: v1
kind: Pod
metadata:
  name: host-publickey
  labels:
    app: host-publickey
spec:
  containers:
  - name: host-publickey
    image: lscr.io/linuxserver/openssh-server:latest
    imagePullPolicy: IfNotPresent
    ports:
    - containerPort: 2222
    env:
    - name: USER_NAME
      value: "user"
    - name: PUBLIC_KEY
      value: "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINRGTH325rDUp12tplwukHmR8ytbC9TPZ886gCstynP1"