cdap-grafana-datasource

CDAP datasource for Grafana

Requirements

• Grafana 4 or greater
• CDAP 4 or greater

Usage

Legend

• CONTEXT
  • Specifies the tags for your query.
  • Corresponds to the tag query variable in the API.
  • Available contexts.
• METRICS
  • Specifies the metrics for your query.
  • Corresponds to the metric query variable in the API.
  • Available system metrics.
• GROUP BY
  • Specifies the groups for your query.
  • All data points that have the same values in tags specified in this setting will form a single timeseries.
  • Corresponds to the groupBy query variable in the API.
• AGGREGATE
  • Instructs CDAP to return the total aggregated value for the timeseries.
  • Corresponds to the aggregate=true option in the API.
  • This will generally only be useful for some singlestat panels in Grafana.

When selected, a CONTEXT field lists the available tags for the current context:

Similarly, a METRICS field lists the available metrics for the current context:

Note that sometimes it can take a moment before the list of metrics appears, depending on your CDAP deployment.

Please see the CDAP Metrics documentation for more details.

Development

Requirements

• Node.js 6 or greater

Node compatibility:

Some versions of Node.js may fail to build the node-gyp package, which this project depends on.

This project can be built using Node.js v6.9.1. You can install this version of node using nvm:

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.1/install.sh | bash
nvm install v6.9.1
nvm use v6.9.1
nvm alias default 6.9.1

To checkout, build, and test:

# Clone from github:
git clone https://github.com/VistaIntelligenceGroup/cdap-grafana-datasource.git

# Enter the project directory:
cd cdap-grafana-datasource

# Install all the dependencies (in the node_modules directory):
npm install

# Build and run the tests:
grunt

# Alternately:
npm test

Acknowledgments

This project is based on the hawkular-grafana-datasource repository.