go.d.plugin

go.d.plugin

go.d.plugin is a Netdata external plugin. It is an orchestrator for data collection modules written in go.

1. It runs as an independent process ps fax shows it.
2. It is started and stopped automatically by Netdata.
3. It communicates with Netdata via a unidirectional pipe (sending data to the Netdata daemon).
4. Supports any number of data collection modules.
5. Allows each module to have any number of data collection jobs.

Install

Shipped with Netdata.

Contributing

If you have time and willing to help, there are a lof of ways to contribute:

• Fix and report bugs
• Review code and feature proposals
• Contribute modules (wip, module interface may be changed soon)

Available modules

Configuration

go.d.plugin itself can be configured using the configuration file /etc/netdata/go.d.conf (to edit it on your system run /etc/netdata/edit-config go.d.conf). This file is a BASH script.

Configurations are written in YAML.

• plugin configuration
• specific module configuration

Developing

• Add your module to the modules dir.
• Import the module in the main.go.
• To build it execute make from the plugin root dir or hack/go-build.sh.
• Run it in the debug mode bin/godplugin -d -m <MODULE_NAME>.
• Use make clean when you are done with testing.

Troubleshooting

Plugin CLI:

Usage:
  orchestrator [OPTIONS] [update every]

Application Options:
  -m, --modules=    module name to run (default: all)
  -c, --config-dir= config dir to read
  -w, --watch-path= config path to watch
  -d, --debug       debug mode
  -v, --version     display the version and exit

Help Options:
  -h, --help        Show this help message

To debug specific module:

# become user netdata
sudo su -s /bin/bash netdata

# run plugin in debug mode
./go.d.plugin -d -m <module name>

Change <module name> to the module name you want to debug. See the whole list of available modules.