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logger_syslog.md

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Logger: Syslog

Syslog logger to local syslog system or remote one.

  • local or remote server
  • custom text format
  • supported format: text, json or flat-json
  • tls support

Options:

  • facility (string)

    Set the syslog logging facility

  • transport (string)

    Transport to use to a remote log daemon or local one. local|tcp|udp|unix|tcp+tls

  • remote-address (string)

    Remote address host:port

  • retry-interval (integer)

    interval in second between retry reconnect

  • mode (string)

    output format: text, json, or flat-json

  • text-format (string)

    output text format, please refer to the default text format to see all available text directives, use this parameter if you want a specific format

  • tls-insecure (boolean)

    If set to true, skip verification of server certificate.

  • tls-min-version (string)

    Specifies the minimum TLS version that the server will support.

  • ca-file (string)

    Specifies the path to the CA (Certificate Authority) file used to verify the server's certificate.

  • cert-file (string)

    Specifies the path to the certificate file to be used. This is a required parameter if TLS support is enabled.

  • key-file (string)

    Specifies the path to the key file corresponding to the certificate file. This is a required parameter if TLS support is enabled.

  • formattter (string)

    Set syslog formatter between unix, rfc3164 or rfc5424

  • framer (string)

    Set syslog framer: none or rfc5425

  • hostname (string)

    Set syslog hostname

  • app-name (string)

    Set syslog program name

  • tag (string)

    syslog tag or MSGID

  • replace-null-char (string)

    replace NULl char in Qname with the specified character

  • buffer-size (integer)

    how many DNS messages will be buffered before being sent

  • flush-interval (integer)

    interval in second before to flush the buffer

  • chan-buffer-size (integer)

    Specifies the maximum number of packets that can be buffered before discard additional packets. Set to zero to use the default global value.

Default values:

syslog:
  severity: INFO
  facility: DAEMON
  transport: local
  remote-address: ""
  chan-buffer-size: 0
  retry-interval: 10
  text-format: ""
  mode: text
  tls-insecure: false
  tls-min-version: 1.2
  ca-file: ""
  cert-file: ""
  key-file: ""
  formatter: "rfc3164"
  framer: ""
  hostname: ""
  app-name: ""
  tag: ""
  replace-null-char: "�"
  flush-interval: 30
  buffer-size: 100