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## A reference of https://github.com/apache/incubator-pulsar/blob/master/kubernetes/google-container-engine/bookie.yaml
apiVersion: v1
kind: ConfigMap
metadata:
name: bookie-config
data:
BK_BOOKIE_EXTRA_OPTS: "\"-Xms1g -Xmx1g -XX:MaxDirectMemorySize=1g -XX:+UseG1GC -XX:MaxGCPauseMillis=10 -XX:+ParallelRefProcEnabled -XX:+UnlockExperimentalVMOptions -XX:+AggressiveOpts -XX:+DoEscapeAnalysis -XX:ParallelGCThreads=32 -XX:ConcGCThreads=32 -XX:G1NewSizePercent=50 -XX:+DisableExplicitGC -XX:-ResizePLAB\""
BK_bookiePort: "3181"
BK_journalDirectory: "/bookkeeper/data/journal"
BK_ledgerDirectories: "/bookkeeper/data/ledgers"
BK_indexDirectories: "/bookkeeper/data/ledgers"
BK_zkServers: zookeeper
# TODO: Issue 458: https://github.com/apache/bookkeeper/issues/458
#BK_statsProviderClass: org.apache.bookkeeper.stats.PrometheusMetricsProvider
---
## BookKeeper servers need to access the local disks and the pods
## cannot be moved across different nodes.
## For this reason, we run BK as a daemon set, one for each node in the
## cluster, unless restricted by label selectors
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: bookie
labels:
app: bookkeeper
component: bookie
spec:
selector:
matchLabels:
app: bookkeeper
component: bookie
cluster: bookkeeper
template:
metadata:
labels:
app: bookkeeper
component: bookie
# Specify cluster to allow aggregation by cluster in
# the metrics
cluster: bookkeeper
annotations:
prometheus.io/scrape: "true"
prometheus.io/port: "8000"
spec:
containers:
- name: bookie
image: apache/bookkeeper:4.11.0
resources:
requests:
memory: "3Gi"
cpu: "1000m"
limits:
memory: "5Gi"
cpu: "2000m"
command: [ "/bin/bash", "/opt/bookkeeper/scripts/entrypoint.sh" ]
args: ["/opt/bookkeeper/bin/bookkeeper", "bookie"]
ports:
- name: client
containerPort: 3181
# we are using `status.hostIP` for the bookie's advertised address. export 3181 as the hostPort,
# so that the containers are able to access the host port
hostPort: 3181
envFrom:
- configMapRef:
name: bookie-config
env:
- name: BK_advertisedAddress
valueFrom:
fieldRef:
fieldPath: status.hostIP
volumeMounts:
- name: journal-disk
mountPath: /bookkeeper/data/journal
- name: ledgers-disk
mountPath: /bookkeeper/data/ledgers
volumes:
# Mount local disks
- name: journal-disk
hostPath:
path: /mnt/disks/ssd0
- name: ledgers-disk
hostPath:
path: /mnt/disks/ssd1
---
##
## Define the Bookie headless service
## In practice, in this case, it is only useful to have a view of
## all the bookie pods that are present
##
apiVersion: v1
kind: Service
metadata:
name: bookie
labels:
app: bookkeeper
component: bookie
spec:
ports:
- port: 3181
name: server
clusterIP: None
selector:
app: bookkeeper
component: bookie
---
##
## Run BookKeeper auto-recovery from a different set of containers
## Auto-Recovery makes sure to restore the replication factor when any bookie
## crashes and it's not recovering on its own.
##
apiVersion: apps/v1
kind: Deployment
metadata:
name: bookie-autorecovery
spec:
selector:
matchLabels:
app: bookkeeper
component: bookkeeper-replication
replicas: 2
template:
metadata:
labels:
app: bookkeeper
component: bookkeeper-replication
spec:
containers:
- name: replication-worker
image: apache/bookkeeper:4.11.0
command: [ "/bin/bash", "/opt/bookkeeper/scripts/entrypoint.sh" ]
args: ["/opt/bookkeeper/bin/bookkeeper", "autorecovery"]
envFrom:
- configMapRef:
name: bookie-config