log4j2.yaml

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Configuration:
  status: INFO
  monitorInterval: 30
  name: pulsar
  packages: io.prometheus.client.log4j2

  Properties:
    Property:
      - name: "pulsar.log.dir"
        value: "logs"
      - name: "pulsar.log.file"
        value: "pulsar.log"
      - name: "pulsar.log.appender"
        value: "RoutingAppender"
      - name: "pulsar.log.root.level"
        value: "debug"
      - name: "pulsar.log.level"
        value: "info"
      - name: "pulsar.routing.appender.default"
        value: "Console"

  # Example: logger-filter script
  Scripts:
    ScriptFile:
      name: filter.js
      language: JavaScript
      path: ./conf/log4j2-scripts/filter.js
      charset: UTF-8

  Appenders:

    # Console
    Console:
      name: Console
      target: SYSTEM_OUT
      PatternLayout:
        Pattern: "%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"

    # Rolling file appender configuration
    RollingFile:
      name: RollingFile
      fileName: "${sys:pulsar.log.dir}/${sys:pulsar.log.file}"
      filePattern: "${sys:pulsar.log.dir}/${sys:pulsar.log.file}-%d{MM-dd-yyyy}-%i.log.gz"
      immediateFlush: false
      PatternLayout:
        Pattern: "%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"
      Policies:
        TimeBasedTriggeringPolicy:
          interval: 1
          modulate: true
        SizeBasedTriggeringPolicy:
          size: 1 GB
      # Delete file older than 30days
      DefaultRolloverStrategy:
          Delete:
            basePath: ${sys:pulsar.log.dir}
            maxDepth: 2
            IfFileName:
              glob: "*/${sys:pulsar.log.file}*log.gz"
            IfLastModified:
              age: 30d

    Prometheus:
      name: Prometheus

    # Routing
    Routing:
      name: RoutingAppender
      Routes:
        pattern: "$${ctx:function}"
        Route:
          -
            Routing:
              name: InstanceRoutingAppender
              Routes:
                pattern: "$${ctx:instance}"
                Route:
                  -
                    RollingFile:
                      name: "Rolling-${ctx:function}"
                      fileName : "${sys:pulsar.log.dir}/functions/${ctx:function}/${ctx:functionname}-${ctx:instance}.log"
                      filePattern : "${sys:pulsar.log.dir}/functions/${sys:pulsar.log.file}-${ctx:instance}-%d{MM-dd-yyyy}-%i.log.gz"
                      PatternLayout:
                        Pattern: "%d{ABSOLUTE} %level{length=5} [%thread] [instance: %X{instance}] %logger{1} - %msg%n"
                      Policies:
                        TimeBasedTriggeringPolicy:
                          interval: 1
                          modulate: true
                        SizeBasedTriggeringPolicy:
                          size: "20MB"
                        # Trigger every day at midnight that also scan
                        # roll-over strategy that deletes older file
                        CronTriggeringPolicy:
                          schedule: "0 0 0 * * ?"
                      # Delete file older than 30days
                      DefaultRolloverStrategy:
                          Delete:
                            basePath: ${sys:pulsar.log.dir}
                            maxDepth: 2
                            IfFileName:
                              glob: "*/${sys:pulsar.log.file}*log.gz"
                            IfLastModified:
                              age: 30d
                  - ref: "${sys:pulsar.routing.appender.default}"
                    key: "${ctx:function}"
          - ref: "${sys:pulsar.routing.appender.default}"
            key: "${ctx:function}"

  Loggers:

    # Default root logger configuration
    Root:
      level: "${sys:pulsar.log.root.level}"
      additivity: true
      AppenderRef:
        - ref: "${sys:pulsar.log.appender}"
          level: "${sys:pulsar.log.level}"
        - ref: Prometheus
          level: info

    Logger:
      - name: org.apache.bookkeeper.bookie.BookieShell
        level: info
        additivity: false
        AppenderRef:
          - ref: Console

      - name: verbose
        level: info
        additivity: false
        AppenderRef:
          - ref: Console

    # Logger to inject filter script
#     - name: org.apache.bookkeeper.mledger.impl.ManagedLedgerImpl
#       level: debug
#       additivity: false
#       AppenderRef:
#         ref: "${sys:pulsar.log.appender}"
#         ScriptFilter:
#           onMatch: ACCEPT
#           onMisMatch: DENY
#           ScriptRef:
#             ref: filter.js