tangmingyou
3 years ago
16 changed files with 334 additions and 133 deletions
@ -0,0 +1,121 @@
|
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apiVersion: v1 |
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kind: ConfigMap |
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metadata: |
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name: prometheus-map |
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namespace: sopod |
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labels: |
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app: prometheus-map |
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data: |
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prometheus.yml: |- |
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global: |
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scrape_interval: 15s # Set the scrape interval to every 15 seconds. Default is every 1 minute. |
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evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute. |
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# scrape_timeout is set to the global default (10s). |
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|
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scrape_configs: |
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- job_name: "prometheus" |
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static_configs: |
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- targets: ["localhost:9090"] |
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# - job_name: "gateway-http-svc" |
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# static_configs: |
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# - targets: ["gateway-http-svc:9100"] |
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# - job_name: "svr-gateway-ws1-svc" |
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# static_configs: |
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# - targets: ["svr-gateway-ws1-svc:9100"] |
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# - job_name: "svr-gateway-ws2-svc" |
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# static_configs: |
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# - targets: ["svr-gateway-ws2-svc:9100"] |
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|
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--- |
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|
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apiVersion: v1 |
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kind: PersistentVolume |
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metadata: |
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namespace: sopod |
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name: prometheus-pv |
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labels: |
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pv: prometheus-pv |
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spec: |
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capacity: |
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storage: 20Gi |
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accessModes: |
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- ReadWriteMany |
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persistentVolumeReclaimPolicy: Retain |
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storageClassName: local-storage |
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local: |
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path: /data/k8s_data/prometheus/data |
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nodeAffinity: |
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required: |
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nodeSelectorTerms: |
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- matchExpressions: |
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- key: node-role.kubernetes.io/master |
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operator: In |
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values: |
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- "true" |
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--- |
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apiVersion: v1 |
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kind: PersistentVolumeClaim |
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metadata: |
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name: prometheus-pvc |
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namespace: sopod |
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spec: |
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storageClassName: local-storage |
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accessModes: |
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- ReadWriteMany |
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resources: |
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requests: |
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storage: 20Gi |
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selector: |
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matchLabels: |
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pv: prometheus-pv |
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|
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--- |
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apiVersion: v1 |
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kind: Pod |
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metadata: |
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name: prometheus |
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namespace: sopod |
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labels: |
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app: prometheus |
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spec: |
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containers: |
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- name: prometheus |
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securityContext: |
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runAsUser: 0 # open /opt/bitnami/prometheus/data/queries.active: permission denied |
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image: bitnami/prometheus:2.47.0 |
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imagePullPolicy: IfNotPresent |
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args: |
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- "--config.file=/opt/bitnami/prometheus/conf/prometheus.yml" |
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- "--web.listen-address=:9090" |
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- "--storage.tsdb.path=/opt/bitnami/prometheus/data/" |
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ports: |
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- containerPort: 9090 |
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volumeMounts: |
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- name: prometheus-data |
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mountPath: /opt/bitnami/prometheus/data/ |
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- name: prometheus-map-vol |
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mountPath: /opt/bitnami/prometheus/conf/ |
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volumes: |
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- name: prometheus-data |
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persistentVolumeClaim: |
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claimName: prometheus-pvc |
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- name: prometheus-map-vol |
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configMap: |
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name: prometheus-map |
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|
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--- |
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apiVersion: v1 |
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kind: Service |
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metadata: |
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namespace: sopod |
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name: prometheus-svc |
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labels: |
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app: prometheus-svc |
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spec: |
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type: NodePort |
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ports: |
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- name: prometheus |
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port: 9090 |
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nodePort: 30090 |
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selector: |
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app: prometheus |
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@ -1,33 +0,0 @@
|
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package discovery |
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import ( |
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"context" |
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"fmt" |
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clientv3 "go.etcd.io/etcd/client/v3" |
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"go.etcd.io/etcd/client/v3/naming/endpoints" |
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) |
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func EtcdDialUrl(serviceName string) string { |
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return fmt.Sprintf("etcd:///%s", serviceName) |
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} |
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|
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func EtcdRegistry(client *clientv3.Client, serviceName, addr string, attrs map[string]string) (err error) { |
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em, err := endpoints.NewManager(client, "Hello") |
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if err != nil { |
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return |
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} |
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ip, port, err := RegisterIpPort(addr) |
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if err != nil { |
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return |
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} |
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fmt.Println() |
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err = em.AddEndpoint(context.Background(), |
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fmt.Sprintf("%s/%s", serviceName, ip), |
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endpoints.Endpoint{ |
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Addr: fmt.Sprintf("%s:%d", ip, port), |
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Metadata: attrs, |
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}, |
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) |
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return |
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} |
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@ -0,0 +1,80 @@
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package discovery |
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import ( |
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"context" |
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"encoding/json" |
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"fmt" |
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clientv3 "go.etcd.io/etcd/client/v3" |
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"go.etcd.io/etcd/client/v3/naming/endpoints" |
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"sonet/pkg/utils/logger" |
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"sonet/pkg/utils/shutdown" |
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"time" |
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) |
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func EtcdDialUrl(serviceName string) string { |
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return fmt.Sprintf("etcd:///%s", serviceName) |
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} |
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|
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func EtcdRegistry(client *clientv3.Client, server *Server) (err error) { |
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em, err := endpoints.NewManager(client, server.Name) |
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if err != nil { |
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return |
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} |
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ip, port, err := RegisterIpPort(server.Addr) |
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if err != nil { |
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return |
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} |
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server.Addr = fmt.Sprintf("%s:%d", ip, port) |
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// 序列化 metadata 信息
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meta := "{}" |
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if server.Attrs != nil { |
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bytes, e := json.Marshal(server.Attrs) |
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if e != nil { |
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err = e |
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return |
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} |
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meta = string(bytes) |
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} |
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ctx, cancel := context.WithTimeout(context.Background(), time.Second*10) |
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defer cancel() |
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lease, err := client.Grant(ctx, DefaultRegisterTTL) // 使用租约注册端点确保如果主机无法维持保活心跳, 从服务中删除
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if err != nil { |
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return |
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} |
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endpointKey := fmt.Sprintf("%s/%s", server.Name, ip) |
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err = em.AddEndpoint(ctx, |
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endpointKey, |
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endpoints.Endpoint{ |
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Addr: server.Addr, |
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Metadata: meta, |
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}, |
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clientv3.WithLease(lease.ID), |
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) |
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// keepalive lease
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keepAliveCh, err := client.KeepAlive(context.Background(), lease.ID) |
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doneCh := make(chan bool) |
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c := func() { |
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doneCh <- true |
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<-doneCh |
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} |
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shutdown.AddShutdownHook(c) |
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go func() { |
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for { |
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select { |
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case <-doneCh: // async... not done
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logger.Info("keepalive done") |
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ctx, c := context.WithTimeout(context.Background(), time.Second*5) |
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_, _ = client.Revoke(ctx, lease.ID) |
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c() |
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doneCh <- true |
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return |
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case _ = <-keepAliveCh: |
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} |
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} |
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}() |
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return |
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} |
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