6-Log-EN.md

← Packages | Log(中文) | Client →

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Log

The logger is mainly used to provide support for auditing, to record each call, similar to the server's access log.

Set Logger

To start the logger, pass in the Logger object to client and you must configure the path address where the log will be stored. The log output level, log output template, and channel have default values ​​that you can specify explicitly.

// Configure the Logger path
var logger = new Logger("< your log path >");
// Explicitly specify Level
var logger = new Logger(loggerPath : "< your log path >", level : "Error")

client.SetLogger(logger);

Log Format

• LoggerPath must be specified.
• The default LoggerTemplate value is: {start_time} {channel} [{level}] {method} {uri} {version} {code} {cost} {hostname} {pid} {NewLine}.
• The default Level value is Info.
• The default Channel value is AlibabaCloud.

Variables

Variable	Description
{level}	Level of the log
{channel}	name of the log
{request}	Full HTTP request message
{response}	Full HTTP response message
{host}	Host of the request
{method}	Method of the request
{uri}	URI of the request
{version}	Protocol version
{target}	Request target of the request (path + query + fragment)
{hostname}	Hostname of the machine that sent the request
{code}	Status code of the response (if available)
{error}	Any error messages (if available)
{req_headers}	Request headers
{res_headers}	Response headers
{pid}	PID
{cost}	Cost Time
{start_time}	Start Time

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