apiVersion: "acid.zalan.do/v1"
kind: postgresql

metadata:
  name: acid-test-cluster
spec:
  init_containers:
  - name: date
    image: busybox
    command: [ "/bin/date" ]
  teamId: "ACID"
  volume:
    size: 1Gi
  numberOfInstances: 2
  users: #Application/Robot users
    zalando:
    - superuser
    - createdb
  enableMasterLoadBalancer: true
  enableReplicaLoadBalancer: true
  allowedSourceRanges: # load balancers' source ranges for both master and replica services
  - 127.0.0.1/32
  databases:
    foo: zalando
#Expert section
  enableShmVolume: true
  postgresql:
    version: "10"
    parameters:
      shared_buffers: "32MB"
      max_connections: "10"
      log_statement: "all"
  resources:
    requests:
      cpu: 10m
      memory: 100Mi
    limits:
      cpu: 300m
      memory: 300Mi
  # spiloFSGroup: 103
  patroni:
    initdb:
      encoding: "UTF8"
      locale: "en_US.UTF-8"
      data-checksums: "true"
    pg_hba:
    - hostssl all all 0.0.0.0/0 md5
    - host    all all 0.0.0.0/0 md5
    slots:
      permanent_physical_1:
        type: physical
      permanent_logical_1:
        type: logical
        database: foo
        plugin: pgoutput
    ttl: 30
    loop_wait: &loop_wait 10
    retry_timeout: 10
    maximum_lag_on_failover: 33554432
  # restore a Postgres DB with point-in-time-recovery 
  # with a non-empty timestamp, clone from an S3 bucket using the latest backup before the timestamp
  # with an empty/absent timestamp, clone from an existing alive cluster using pg_basebackup
  # clone:
  #  uid: "efd12e58-5786-11e8-b5a7-06148230260c"
  #  cluster: "acid-batman"
  #  timestamp: "2017-12-19T12:40:33+01:00" # timezone required (offset relative to UTC, see RFC 3339 section 5.6)
  #  s3_wal_path: "s3://custom/path/to/bucket"
  
  # run periodic backups with k8s cron jobs
  # enableLogicalBackup: true
  # logicalBackupSchedule: "30 00 * * *"
  maintenanceWindows:
  - 01:00-06:00 #UTC
  - Sat:00:00-04:00
  #sidecars:
  #  - name: "telegraf-sidecar"
  #    image: "telegraf:latest"
  #    resources:
  #      limits:
  #        cpu: 500m
  #        memory: 500Mi
  #      requests:
  #        cpu: 100m
  #        memory: 100Mi
  #    env:
  #      - name: "USEFUL_VAR"
  #        value: "perhaps-true"