部署 Skywalking9.x ，对服务进行链路追踪.
动机
新公司业务部门一直对服务没有有效的链路监控措施，服务响应出现问题，需要排查的时候无从下手，于是打算给他们部署一套skywalking，对服务进行链路追踪。
部署es
es 我们采用单节点部署，es单节点部署
修改配置
git clone https://github.com/apache/skywalking-helm.git
修改 value.yaml 几个关键字段
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# 修改 es 分片数量，节省磁盘，修改lb地址类型
oap:
...
env:
SW_STORAGE_ES_SUPER_DATASET_INDEX_SHARDS_FACTOR: 1
...
service:
type: LoadBalancer
annotations:
networking.gke.io/load-balancer-type: "Internal"
networking.gke.io/internal-load-balancer-allow-global-access: "true"
...
# 修改es配置
elasticsearch:
enabled: false
config:
port:
http: 9200
host: 10.xx.xx.xx
user: "elastic"
password: "xxx"
...
# 启用satellite做负载
satellite:
name: satellite
replicas: 1
enabled: true
...
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部署skywalking
部署
helm install skywalking oci://registry-1.docker.io/apache/skywalking-helm --version 4.5.0 -n skywalking -f values.yaml
升级
helm upgrade skywalking oci://registry-1.docker.io/apache/skywalking-helm --version 4.5.0 -n skywalking -f values.yaml
demo
我们懒得去改基础镜像了，这里是通过 sidecar 的方式把 agent 打进去的。
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apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: your-demo
name: your-demo
namespace: yixiu-dev
spec:
progressDeadlineSeconds: 600
replicas: 1
revisionHistoryLimit: 10
selector:
matchLabels:
app: your-demo
strategy:
rollingUpdate:
maxSurge: 25%
maxUnavailable: 25%
type: RollingUpdate
template:
metadata:
creationTimestamp: null
labels:
app: your-demo
spec:
affinity: {}
containers:
- env:
- name: APP_NAME
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: metadata.labels['app']
- name: GROUP_NAME
valueFrom:
fieldRef:
apiVersion: v1
fieldPath: metadata.namespace
- name: SW_AGENT_NAME
value: ${GROUP_NAME}::${APP_NAME}
- name: SW_AGENT_COLLECTOR_BACKEND_SERVICES
value: skywalking-skywalking-helm-satellite.skywalking.svc:11800
- name: SKYWALKING_OPTS
value: '-javaagent:/opt/tools/sw-agent/skywalking-agent.jar'
image: >-
192.168.2.221:80/center/your-demo:base-3.21.1.0-dev-20241017030932
imagePullPolicy: Always
volumeMounts:
- mountPath: /opt/tools/sw-agent
name: skywalking-agent
name: your-demo
resources: {}
terminationMessagePath: /dev/termination-log
terminationMessagePolicy: File
dnsPolicy: ClusterFirst
initContainers:
- args:
- '-c'
- cp -R /skywalking/agent/* /opt/tools/sw-agent/
command:
- /bin/sh
image: 192.168.2.221:80/devops/skywalking-java-agent:9.3.0-alpine
imagePullPolicy: IfNotPresent
name: agent-container
resources: {}
terminationMessagePath: /dev/termination-log
terminationMessagePolicy: File
volumeMounts:
- mountPath: /opt/tools/sw-agent
name: skywalking-agent
volumes:
- emptyDir: {}
name: skywalking-agent
imagePullSecrets:
- name: registry-pull-secret
restartPolicy: Always
schedulerName: default-scheduler
securityContext: {}
terminationGracePeriodSeconds: 60
---
apiVersion: v1
kind: Service
metadata:
name: your-demo-svc
namespace: yixiu-dev
spec:
externalTrafficPolicy: Cluster
internalTrafficPolicy: Cluster
ipFamilies:
- IPv4
ipFamilyPolicy: SingleStack
ports:
- name: http-8080
port: 8080
protocol: TCP
targetPort: 8080
selector:
app: your-demo
sessionAffinity: None
type: NodePort
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