lightning-getlog -- Command to show logs.

SYNOPSIS

getlog [level]

DESCRIPTION

The getlog the RPC command to show logs, with optional log level.

• level (string, optional) (one of "broken", "unusual", "info", "debug", "trace", "io"): A string that represents the log level. The default is info.

RETURN VALUE

On success, an object is returned, containing:

• created_at (string): UNIX timestamp with 9 decimal places, when logging was initialized.

• bytes_used (u32): The number of bytes used by logging records.

• bytes_max (u32): The bytes_used values at which records will be trimmed .

• log (array of objects):

  • type (string) (one of "SKIPPED", "BROKEN", "UNUSUAL", "INFO", "DEBUG", "TRACE", "IO_IN", "IO_OUT")

  If type is "SKIPPED":

  • num_skipped (u32): Number of unprinted log entries (deleted or below level parameter).

  If type is "BROKEN", "UNUSUAL", "INFO", "DEBUG" or "TRACE":

  • time (string): UNIX timestamp with 9 decimal places after created_at.
  • source (string): The particular logbook this was found in.
  • log (string): The actual log message.
  • node_id (pubkey, optional): The peer this is associated with.

  If type is "IO_IN" or "IO_OUT":

  • time (string): Seconds after created_at, with 9 decimal places.
  • source (string): The particular logbook this was found in.
  • log (string): The associated log message.
  • data (hex): The IO which occurred.
  • node_id (pubkey, optional): The peer this is associated with.

ERRORS

On failure, one of the following error codes may be returned:

• -32602: Error in given parameters.

AUTHOR

Vincenzo Palazzo <[email protected]> wrote the initial version of this man page,
but many others did the hard work of actually implementing this rpc command.

RESOURCES

Main web site: https://github.com/ElementsProject/lightning

lightning-cli getlog -k "level"="debug"

{
  "id": "example:getlog#1",
  "method": "getlog",
  "params": {
    "level": "debug"
  }
}

{
  "created_at": "1598192543.820753463",
  "bytes_used": 89285843,
  "bytes_max": 104857600,
  "log": [
    {
      "type": "SKIPPED",
      "num_skipped": 45
    },
    {
      "type": "INFO",
      "time": "0.453627568",
      "source": "plugin-autopilot.py",
      "log": "RPCmethod'autopilot-run-once'doesnothaveadocstring."
    }
  ]
}