A Mozilla Heka Output for Stackdriver.com's custom metric API.

The Stackdriver custom metrics API throttles requests at one per minute. This output will collect metrics matched from the message_matcher and emit them to the Stackdriver custom metrics API as a collection of metrics every minute.

• You will need to aquire a Stackdriver API key. The key must have an Access Role of "Agent and Custom Metric Data Key"

• Create or add to the file {heka_root}/cmake/plugin_loader.cmake

git_clone(https://github.com/bellycard/stackdriver master)
add_external_plugin(git https://github.com/bellycard/heka-stackdriver-output master)

• Build Heka per normal instructions for your platform.

Additional instructions can be found in the Heka documentation for external plugins.

• api_key (string, required) Stackdriver API key. (default: none)
• ticker_interval (uint, optional) Interval to send custom metrics to Stackdriver API. The Stackdriver custom metrics API currently enforces a one minute throttling for sending metrics. (default: 60 seconds)

[Stackdriver]
type = "StackdriverCustomMetricsOutput"
api_key = "EXAMPLEAPIKEY00000000000000000000"

[Stackdriver.Metrics.cpu_steal]
name = "cpu-steal"
value = "%CpuSteal%"
instance_id = ""