Health
Health input plugin allows you to check how healthy a TCP server is. It does the check by issuing a TCP connection every a certain interval of time.
Configuration Parameters
The plugin supports the following configuration parameters:
Host
Name of the target host or IP address to check.
Port
TCP port where to perform the connection check.
Interval_Sec
Interval in seconds between the service checks. Default value is 1.
Internal_Nsec
Specify a nanoseconds interval for service checks, it works in conjunction with the Interval_Sec configuration key. Default value is 0.
Alert
If enabled, it will only generate messages if the target TCP service is down. By default this option is disabled.
Add_Host
If enabled, hostname is appended to each records. Default value is false.
Add_Port
If enabled, port number is appended to each records. Default value is false.
Getting Started
In order to start performing the checks, you can run the plugin from the command line or through the configuration file:
Command Line
From the command line you can let Fluent Bit generate the checks with the following options:
Configuration File
In your main configuration file append the following Input & Output sections:
Testing
Once Fluent Bit is running, you will see some random values in the output interface similar to this:
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