namerd kubernetes config

#
# Namerd Kubernetes Deployment
#
---
# Third Party Resource
#
# Note: Third Party Resources are due to be removed in 1.8
# This should be updated to a Custom Resouce Definition
# Waiting on word from Buoyant about that on github.com issue
kind: ThirdPartyResource
apiVersion: extensions/v1beta1
metadata:
  name: d-tab.l5d.io
description: stores dtabs used by namerd
versions:
- name: v1alpha1
---
# Configuration
apiVersion: v1
kind: ConfigMap
metadata:
  name: namerd-config
data:
  config.yaml: |-
    admin:
      ip: 0.0.0.0
      port: 9991
    namers:
    - kind: io.l5d.k8s
      experimental: true
      host: localhost
      port: 8001
    storage:
      kind: io.l5d.k8s
      host: localhost
      port: 8001
      namespace: default
    interfaces:
    - kind: io.l5d.thriftNameInterpreter
      ip: 0.0.0.0
      port: 4100
    - kind: io.l5d.httpController
      ip: 0.0.0.0
      port: 4180
---
# Replication Controller
kind: ReplicationController
apiVersion: v1
metadata:
  name: namerd
spec:
  replicas: 3
  selector:
    app: namerd
  template:
    metadata:
      labels:
        app: namerd
    spec:
      dnsPolicy: ClusterFirst
      volumes:
      - name: namerd-config
        configMap:
          name: namerd-config
      containers:
      - name: namerd
        image: buoyantio/namerd:1.2.0
        args:
        - /io.buoyant/namerd/config/config.yaml
        ports:
        - name: thrift
          containerPort: 4100
        - name: http
          containerPort: 4180
        - name: admin
          containerPort: 9991
        volumeMounts:
        - name: "namerd-config"
          mountPath: "/io.buoyant/namerd/config"
          readOnly: true
      - name: kubectl
        image: buoyantio/kubectl:v1.4.0
        args:
        - "proxy"
        - "-p"
        - "8001"
---
# Namerd Service
apiVersion: v1
kind: Service
metadata:
  name: namerd
spec:
  selector:
    app: namerd
  type: ClusterIP
  ports:
  - name: http-outgoing
    port: 4140
  - name: http-incoming
    port: 4141
  - name: h2-outgoing
    port: 4240
  - name: h2-incoming
    port: 4241
  - name: grpc-outgoing
    port: 4340
  - name: grpc-incoming
    port: 4341
  - name: http-ingress
    port: 80
  - name: h2-ingress
    port: 8080
  - name: thrift
    port: 4100
  - name: http
    port: 4180
  - name: admin
    port: 9991
---
#
# Job to setup default dtabs to enusre our default
# routing is setup for http, http2 and GRPC
# This are taken from the linkerd example default configs
#
---
# Script to create dtabs using namerctl
kind: ConfigMap
apiVersion: v1
metadata:
  name: namerctl-script
data:
  createNs.sh: |-
    #!/bin/sh
    # HTTP/1.1 Incoming
    set -e
    if namerctl dtab get http-incoming > /dev/null 2>&1; then
      echo "http-incoming dtab already exists"
    else
      echo "
        /k8s => /#/io.l5d.k8s ;
        /portNsSvc => /#/portNsSvcToK8s ;
        /host => /portNsSvc/http/default ;
        /host => /portNsSvc/http ;
        /svc => /$/io.buoyant.http.domainToPathPfx/host ;
      " | namerctl dtab create http-incoming -
    fi
    # HTTP/1.1 Outgoing
    if namerctl dtab get http-outgoing > /dev/null 2>&1; then
      echo "http-outgoing dtab already exists"
    else
      echo "
        /ph  => /$/io.buoyant.rinet ;
        /svc => /ph/80 ;
        /svc => /$/io.buoyant.porthostPfx/ph ;
        /k8s => /#/io.l5d.k8s.h2 ;
        /portNsSvc => /#/portNsSvcToK8s ;
        /host => /portNsSvc/h2/default ;
        /host => /portNsSvc/h2 ;
        /svc => /$/io.buoyant.http.domainToPathPfx/host ;
      " | namerctl dtab create http-outgoing -
    fi
    # HTTP/2 Incoming
    set -e
    if namerctl dtab get h2-incoming > /dev/null 2>&1; then
      echo "h2-incoming dtab already exists"
    else
      echo "
        /k8s => /#/io.l5d.k8s ;
        /portNsSvc => /#/portNsSvcToK8s ;
        /host => /portNsSvc/h2/default ;
        /host => /portNsSvc/h2 ;
        /svc => /$/io.buoyant.http.domainToPathPfx/host ;
      " | namerctl dtab create h2-incoming -
    fi
    # HTTP/2 Outgoing
    if namerctl dtab get h2-outgoing > /dev/null 2>&1; then
      echo "h2-outgoing dtab already exists"
    else
      echo "
        /ph  => /$/io.buoyant.rinet ;
        /svc => /ph/80 ;
        /svc => /$/io.buoyant.porthostPfx/ph ;
        /k8s => /#/io.l5d.k8s.h2 ;
        /portNsSvc => /#/portNsSvcToK8s ;
        /host => /portNsSvc/h2/default ;
        /host => /portNsSvc/h2 ;
        /svc => /$/io.buoyant.http.domainToPathPfx/host ;
      " | namerctl dtab create h2-outgoing -
    fi
    # gRPC Incoming
    set -e
    if namerctl dtab get grpc-incoming > /dev/null 2>&1; then
      echo "grpc-incoming dtab already exists"
    else
      echo "
        /srv => /#/io.l5d.k8s/default/grpc ;
        /svc => /$/io.buoyant.http.domainToPathPfx/srv ;
      " | namerctl dtab create grpc-incoming -
    fi
    # gRPC Outgoing
    if namerctl dtab get grpc-outgoing > /dev/null 2>&1; then
      echo "grpc-outgoing dtab already exists"
    else
      echo "
        /svc => /$/io.buoyant.hostportPfx/hp ;
        /srv => /#/io.l5d.k8s.grpc/default/grpc;
        /svc => /$/io.buoyant.http.domainToPathPfx/srv ;
      " | namerctl dtab create grpc-outgoing -
    fi
---
# Job which is run only once to bootstrap namerd
# To re-run this job delete it in kubernetes and apply this config
kind: Job
apiVersion: batch/v1
metadata:
  name: namerctl
spec:
  template:
    metadata:
      name: namerctl
    spec:
      volumes:
      - name: namerctl-script
        configMap:
          name: namerctl-script
          defaultMode: 0755
      containers:
      - name: namerctl
        image: linkerd/namerctl:0.8.6
        env:
        - name: NAMERCTL_BASE_URL
          value: http://namerd.default.svc.cluster.local:4180
        command:
        - "/namerctl/createNs.sh"
        volumeMounts:
        - name: "namerctl-script"
          mountPath: "/namerctl"
          readOnly: true
      restartPolicy: OnFailure