categraf/k8s/sidecar.yaml

---
kind: ConfigMap
metadata:
  name: categraf-config
apiVersion: v1
data:
  config.toml: |
    [global]
    # whether print configs
    print_configs = false

    # add label(agent_hostname) to series
    # "" -> auto detect hostname
    # "xx" -> use specified string xx
    # "$hostname" -> auto detect hostname
    # "$ip" -> auto detect ip
    # "$hostname-$ip" -> auto detect hostname and ip to replace the vars
    hostname = "$HOSTNAME"

    # will not add label(agent_hostname) if true
    omit_hostname = false

    # s | ms
    precision = "ms"

    # global collect interval
    interval = 15

    # [global.labels]
    # region = "shanghai"
    # env = "localhost"

    [writer_opt]
    # default: 2000
    batch = 2000
    # channel(as queue) size
    chan_size = 10000

    [[writers]]
    url = "http://${NSERVER_SERVICE_WITH_PORT}/prometheus/v1/write"

    # Basic auth username
    basic_auth_user = ""

    # Basic auth password
    basic_auth_pass = ""

    # timeout settings, unit: ms
    timeout = 5000
    dial_timeout = 2500
    max_idle_conns_per_host = 100    
  logs.toml: |
    [logs]
    ## key 占位符
    api_key = "ef4ahfbwzwwtlwfpbertgq1i6mq0ab1q"
    ## 是否开启日志采集
    enable = false
    ## 接受日志的server地址
    send_to = "127.0.0.1:17878"
    ## 发送日志的协议 http/tcp
    send_type = "http"
    ## 是否压缩发送
    use_compress = false
    ## 是否采用ssl
    send_with_tls = false
    ##
    batch_wait = 5
    ## 日志offset信息保存目录
    run_path = "/opt/categraf/run"
    ## 最多同时采集多少个日志文件
    open_files_limit = 100
    ## 定期扫描目录下是否有新增日志
    scan_period = 10
    ## udp 读buffer的大小
    frame_size = 9000
    ##
    collect_container_all = true
      ## 全局的处理规则
      [[logs.Processing_rules]]
      ## 单个日志采集配置
      [[logs.items]]
      ## file/journald/tcp/udp
      type = "file"
      ## type=file时 path必填，type=journald/tcp/udp时 port必填
      path = "/opt/tomcat/logs/*.txt"
      source = "tomcat"
      service = "my_service"    
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: input-prometheus
data:
  prometheus.toml: |
    # # collect interval
    # interval = 15

    [[instances]]
     urls = ["http://127.0.0.1:8080/metrics"]
     name_prefix = "k8s"
     #bearer_token_file = "/var/run/secrets/kubernetes.io/serviceaccount/token"

    url_label_key = "instance"
    url_label_value = "{{.Host}}"

    ## Scrape Services available in Consul Catalog
    [instances.consul]
      enabled = false
      agent = "http://localhost:8500"
      query_interval = "5m"

      [[instances.consul.query]]
        name = "a service name"
        tag = "a service tag"
        url = 'http://{{if ne .ServiceAddress ""}}{{.ServiceAddress}}{{else}}{{.Address}}{{end}}:{{.ServicePort}}/{{with .ServiceMeta.metrics_path}}{{.}}{{else}}metrics{{end}}'
        [instances.consul.query.tags]
          host = "{{.Node}}"

    # bearer_token_string = ""

    # e.g. /run/secrets/kubernetes.io/serviceaccount/token

    # # basic auth
    # username = ""
    # password = ""

    # headers = ["X-From", "categraf"]

    # # interval = global.interval * interval_times
    # interval_times = 1

    labels = {source="categraf123"}

    # support glob
    # ignore_metrics = [ "go_*" ]

    # support glob
    # ignore_label_keys = []

    # timeout for every url
    # timeout = "3s"

    ## Optional TLS Config
    #use_tls = false
    # tls_min_version = "1.2"
    # tls_ca = "/etc/categraf/ca.pem"
    # tls_cert = "/etc/categraf/cert.pem"
    # tls_key = "/etc/categraf/key.pem"
    ## Use TLS but skip chain & host verification
    #insecure_skip_verify = true    
---
apiVersion: apps/v1
kind: Deployment
metadata:
  annotations:
    deployment.kubernetes.io/revision: "2"
  labels:
    app: mock
  name: mock
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mock
  strategy:
    rollingUpdate:
      maxSurge: 25%
      maxUnavailable: 25%
    type: RollingUpdate
  template:
    metadata:
      creationTimestamp: null
      labels:
        app: mock
    spec:
      containers:
      - name: mock
        image: flashcatcloud/mock:0.0.1
        imagePullPolicy: IfNotPresent
        command: ["./mock"]
        resources: {}
        env:
        - name: TZ
          value: Asia/Shanghai
        - name: HOSTNAME
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: spec.nodeName
        - name: HOSTIP
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: status.hostIP
      - name: categraf
        image: flashcatcloud/categraf:v0.1.10
        command: ["/usr/bin/categraf"]
        args: ["-configs", "/opt/categraf/conf"]
        imagePullPolicy: IfNotPresent
        resources: {}
        env:
        - name: TZ
          value: Asia/Shanghai
        - name: HOSTNAME
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: spec.nodeName
        - name: HOSTIP
          valueFrom:
            fieldRef:
              apiVersion: v1
              fieldPath: status.hostIP
        volumeMounts:
        - mountPath: /opt/categraf/conf/config.toml
          name: categraf-config
          subPath: config.toml
        - mountPath: /opt/categraf/conf/logs.toml
          name: categraf-config
          subPath: logs.toml
        - mountPath: /opt/categraf/conf/input.prometheus
          name: input-prometheus
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      volumes:
      - configMap:
          defaultMode: 420
          items:
          - key: config.toml
            path: config.toml
          - key: logs.toml
            path: logs.toml
          name: categraf-config
        name: categraf-config
      - configMap:
          defaultMode: 420
          name: input-prometheus
        name: input-prometheus