get_log_file

To get FE log via HTTP

Types of FE log

  1. fe.audit.log (Audit log)

    The audit log records the all statements executed. Audit log’s name format as follow:

    1. fe.audit.log                # The latest audit log
    2. fe.audit.log.20190603.1     # The historical audit log. The smaller the sequence number, the newer the log.
    3. fe.audit.log.20190603.2
    4. fe.audit.log.20190602.1
    5. ...

Example

  1. Get the list of specified type of logs

    Example

    curl -v -X HEAD -uuser:passwd http://fe_host:http_port/api/get_log_file?type=fe.audit.log

    Returns:

    1. HTTP/1.1 200 OK
    2. file_infos: {"fe.audit.log":24759,"fe.audit.log.20190528.1":132934}
    3. content-type: text/html
    4. connection: keep-alive

    In the header of result, the file_infos section saves the file list and file size in JSON format.

  2. Download files

    Example:

    1. curl -X GET -uuser:passwd http://fe_host:http_port/api/get_log_file?type=fe.audit.log\&file=fe.audit.log.20190528.1

Notification

Need ADMIN privilege.