我正在尝试在我的 kubernetes pod 上安装 eventstore
但我收到错误。它将用于生产。我可以做什么来解决这个问题？
** 短错误：**
[00001,01,06:27:30.893] Quorum size set to 2
[00001,01,06:27:30.902] Cannot find plugins path: plugins
[00001,01,06:27:30.934] Unhandled exception while starting application:
Access to the path "/var/lib/eventstore/writer.chk" is denied.
[00001,01,06:27:30.943] Access to the path "/var/lib/eventstore/writer.chk" is denied.
Access to the path "/var/lib/eventstore/writer.chk" is denied.
** 长错误：**
kubectl 记录 eventstore-1 -n eventstore
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# kubectl logs eventstore-1 -n eventstore
[00001,01,06:47:49.855]
ES VERSION: 4.1.1.0 (HEAD/cd0eafec71baffbcc0b9a4bb7c58e996cf290d34, Wed, 16 May 2018 11:08:07 +0400)
[00001,01,06:47:49.877] OS: Linux (Unix 4.19.288.2)
[00001,01,06:47:49.881] RUNTIME: 4.6.2 (Stable 4.6.2.16/ac9e222) (64-bit)
[00001,01,06:47:49.881] GC: 2 GENERATIONS
[00001,01,06:47:49.881] LOGS: /var/log/eventstore
[00001,01,06:47:49.889] MODIFIED OPTIONS:
INT IP: ----.40 (Environment Variable)
EXT IP: ----.40 (Environment Variable)
INT HTTP PORT: 2114 (Environment Variable)
EXT HTTP PORT: 2113 (Environment Variable)
INT TCP PORT: 1111 (Environment Variable)
EXT TCP PORT: 1112 (Environment Variable)
CLUSTER SIZE: 3 (Environment Variable)
CLUSTER DNS: eventstore.default.svc.cluster.local (Environment Variable)
CLUSTER GOSSIP PORT: 2114 (Environment Variable)
INT HTTP PREFIXES: http://*:2114/ (Environment Variable)
EXT HTTP PREFIXES: http://*:2113/ (Environment Variable)
GOSSIP ALLOWED DIFFERENCE MS: 600000 (Environment Variable)
ADD INTERFACE PREFIXES: false (Config File)
RUN PROJECTIONS: All (Config File)
DEFAULT OPTIONS:
CONFIG: /etc/eventstore/eventstore.conf (<DEFAULT>)
HELP: False (<DEFAULT>)
VERSION: False (<DEFAULT>)
LOG: /var/log/eventstore (<DEFAULT>)
DEFINES: <empty> (<DEFAULT>)
WHAT IF: False (<DEFAULT>)
START STANDARD PROJECTIONS: False (<DEFAULT>)
DISABLE HTTP CACHING: False (<DEFAULT>)
MONO MIN THREADPOOL SIZE: 10 (<DEFAULT>)
INT SECURE TCP PORT: 0 (<DEFAULT>)
EXT SECURE TCP PORT ADVERTISE AS: 0 (<DEFAULT>)
EXT SECURE TCP PORT: 0 (<DEFAULT>)
EXT IP ADVERTISE AS: <empty> (<DEFAULT>)
EXT TCP PORT ADVERTISE AS: 0 (<DEFAULT>)
EXT HTTP PORT ADVERTISE AS: 0 (<DEFAULT>)
INT IP ADVERTISE AS: <empty> (<DEFAULT>)
INT SECURE TCP PORT ADVERTISE AS: 0 (<DEFAULT>)
INT TCP PORT ADVERTISE AS: 0 (<DEFAULT>)
INT HTTP PORT ADVERTISE AS: 0 (<DEFAULT>)
INT TCP HEARTBEAT TIMEOUT: 700 (<DEFAULT>)
EXT TCP HEARTBEAT TIMEOUT: 1000 (<DEFAULT>)
INT TCP HEARTBEAT INTERVAL: 700 (<DEFAULT>)
EXT TCP HEARTBEAT INTERVAL: 2000 (<DEFAULT>)
GOSSIP ON SINGLE NODE: False (<DEFAULT>)
CONNECTION PENDING SEND BYTES THRESHOLD: 10485760 (<DEFAULT>)
FORCE: False (<DEFAULT>)
NODE PRIORITY: 0 (<DEFAULT>)
MIN FLUSH DELAY MS: 2 (<DEFAULT>)
COMMIT COUNT: -1 (<DEFAULT>)
PREPARE COUNT: -1 (<DEFAULT>)
ADMIN ON EXT: True (<DEFAULT>)
STATS ON EXT: True (<DEFAULT>)
GOSSIP ON EXT: True (<DEFAULT>)
DISABLE SCAVENGE MERGING: False (<DEFAULT>)
SCAVENGE HISTORY MAX AGE: 30 (<DEFAULT>)
DISCOVER VIA DNS: True (<DEFAULT>)
GOSSIP SEED: <empty> (<DEFAULT>)
STATS PERIOD SEC: 30 (<DEFAULT>)
CACHED CHUNKS: -1 (<DEFAULT>)
READER THREADS COUNT: 4 (<DEFAULT>)
CHUNKS CACHE SIZE: 536871424 (<DEFAULT>)
MAX MEM TABLE SIZE: 1000000 (<DEFAULT>)
HASH COLLISION READ LIMIT: 100 (<DEFAULT>)
DB: /var/lib/eventstore (<DEFAULT>)
INDEX: <empty> (<DEFAULT>)
MEM DB: False (<DEFAULT>)
SKIP DB VERIFY: False (<DEFAULT>)
WRITE THROUGH: False (<DEFAULT>)
UNBUFFERED: False (<DEFAULT>)
CHUNK INITIAL READER COUNT: 5 (<DEFAULT>)
PROJECTION THREADS: 3 (<DEFAULT>)
WORKER THREADS: 5 (<DEFAULT>)
PROJECTIONS QUERY EXPIRY: 0 (<DEFAULT>)
ENABLE TRUSTED AUTH: False (<DEFAULT>)
CERTIFICATE STORE LOCATION: <empty> (<DEFAULT>)
CERTIFICATE STORE NAME: <empty> (<DEFAULT>)
CERTIFICATE SUBJECT NAME: <empty> (<DEFAULT>)
CERTIFICATE THUMBPRINT: <empty> (<DEFAULT>)
CERTIFICATE FILE: <empty> (<DEFAULT>)
CERTIFICATE PASSWORD: <empty> (<DEFAULT>)
USE INTERNAL SSL: False (<DEFAULT>)
DISABLE INSECURE TCP: False (<DEFAULT>)
SSL TARGET HOST: n/a (<DEFAULT>)
SSL VALIDATE SERVER: True (<DEFAULT>)
AUTHENTICATION TYPE: internal (<DEFAULT>)
AUTHENTICATION CONFIG: <empty> (<DEFAULT>)
PREPARE TIMEOUT MS: 2000 (<DEFAULT>)
COMMIT TIMEOUT MS: 2000 (<DEFAULT>)
UNSAFE DISABLE FLUSH TO DISK: False (<DEFAULT>)
BETTER ORDERING: False (<DEFAULT>)
UNSAFE IGNORE HARD DELETE: False (<DEFAULT>)
SKIP INDEX VERIFY: False (<DEFAULT>)
INDEX CACHE DEPTH: 16 (<DEFAULT>)
OPTIMIZE INDEX MERGE: False (<DEFAULT>)
GOSSIP INTERVAL MS: 1000 (<DEFAULT>)
GOSSIP TIMEOUT MS: 500 (<DEFAULT>)
ENABLE HISTOGRAMS: False (<DEFAULT>)
LOG HTTP REQUESTS: False (<DEFAULT>)
ALWAYS KEEP SCAVENGED: False (<DEFAULT>)
SKIP INDEX SCAN ON READS: False (<DEFAULT>)
[00001,01,06:47:49.895] Quorum size set to 2
[00001,01,06:47:49.903] Cannot find plugins path: plugins
[00001,01,06:47:49.933] Unhandled exception while starting application:
Access to the path "/var/lib/eventstore/writer.chk" is denied.
[00001,01,06:47:49.941] Access to the path "/var/lib/eventstore/writer.chk" is denied.
Access to the path "/var/lib/eventstore/writer.chk" is denied.
** 有状态设置 YAML：**
cat eventstore-statefulset.yaml
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# cat eventstore-statefulset.yaml
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: eventstore
namespace: eventstore
spec:
selector:
matchLabels:
app: eventstore
replicas: 3
serviceName: eventstore
template:
metadata:
labels:
app: eventstore
spec:
containers:
- name: eventstore
securityContext:
runAsUser: 1000
runAsGroup: 1000
allowPrivilegeEscalation: false
capabilities:
drop:
- ALL
runAsNonRoot: true
runAsUser: 1000
seccompProfile:
type: RuntimeDefault
image: "eventstore/eventstore:release-4.1.1-hotfix1"
volumeMounts:
- mountPath: "/usr/data/eventstore"
name: eventstore-pv-storage
env:
- name: EVENTSTORE_INT_IP
valueFrom:
fieldRef:
fieldPath: status.podIP
- name: EVENTSTORE_EXT_IP
valueFrom:
fieldRef:
fieldPath: status.podIP
- name: EVENTSTORE_INT_TCP_PORT
value: "1111"
- name: EVENTSTORE_EXT_TCP_PORT
value: "1112"
- name: EVENTSTORE_INT_HTTP_PORT
value: "2114"
- name: EVENTSTORE_EXT_HTTP_PORT
value: "2113"
- name: EVENTSTORE_CLUSTER_SIZE
value: "3"
- name: EVENTSTORE_CLUSTER_DNS
value: "eventstore.default.svc.cluster.local"
- name: EVENTSTORE_CLUSTER_GOSSIP_PORT
value: "2114"
- name: EVENTSTORE_GOSSIP_ALLOWED_DIFFERENCE_MS
value: "600000"
- name: EVENTSTORE_INT_HTTP_PREFIXES
value: "http://*:2114/"
- name: EVENTSTORE_EXT_HTTP_PREFIXES
value: "http://*:2113/"
ports:
- containerPort: 2113
- containerPort: 2114
- containerPort: 1111
- containerPort: 1112
volumeClaimTemplates:
- metadata:
name: eventstore-pv-storage
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 10Gi
** 服务 YAML：**
cat eventstore-service.yaml
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# cat eventstore-service.yaml
kind: Service
apiVersion: v1
metadata:
name: "eventstore"
namespace: eventstore
spec:
selector:
app: "eventstore"
ports:
- protocol: "TCP"
port: 2113
targetPort: 2113
clusterIP: None
** PV YAML：**
cat 卷部署-mnt.data.yaml
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# cat volume-deployment-mnt.data.yaml
kind: PersistentVolume
apiVersion: v1
metadata:
name: eventstore-pv-volume
namespace: eventstore
labels:
type: local
spec:
capacity:
storage: 10Gi
accessModes:
- ReadWriteOnce
hostPath:
path: "/mnt/data"
** PVC YAML：**
cat 卷声明.yaml
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# cat volume-claim.yaml
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
name: eventstore-pv-claim
namespace: eventstore
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 2.5Gi
kubectl 获取所有 -n eventstore
root@ankasoft-mg:/home/yagmur/EventStore-Kubernetes# kubectl get all -n eventstore
NAME READY STATUS RESTARTS AGE
pod/eventstore-0 0/1 CrashLoopBackOff 9 (3m36s ago) 25m
pod/eventstore-1 0/1 CrashLoopBackOff 9 (3m59s ago) 25m
pod/eventstore-2 0/1 CrashLoopBackOff 9 (2m7s ago) 23m
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
service/eventstore ClusterIP None <none> 2113/TCP 4d18h
service/frontend-eventstore LoadBalancer CLUSTER-IP.220 EXTERNAL-IP.65 2113:31881/TCP 4d18h
NAME READY UP-TO-DATE AVAILABLE AGE
deployment.apps/frontend-eventstore 0/1 0 0 4d18h
NAME DESIRED CURRENT READY AGE
replicaset.apps/frontend-eventstore-64c88cfb49 1 0 0 4d18h
NAME READY AGE
statefulset.apps/eventstore 0/3 25m
EventStore 设置为使用
/var/lib/eventstore/usr/data/eventstore/var/lib/eventstore您需要使用
EVENTSTORE_DB值得一提的是，v4 非常老了，很久以前就不再支持了。我们不建议使用 v4 进行生产（以及 v5、v20.X 和 v21.X）。