Adds initial support to sending metric alert to wavefront

Signed-off-by: Ricardo Pchevuzinske Katz <[email protected]>

README.md

@@ -318,8 +318,8 @@ openfaas:
 
 wavefront:
   endpointtype: "direct" # Wavefront endpoint type, must be 'direct' or 'proxy'. If not empty, with endpointhost, Wavefront output is enabled
-  endpointhost: "bla1.wavefront.com" # Wavefront endpoint address (only the host). If not empty, with endpointhost, Wavefront output is enabled
-  endpointtoken: "abcd-12345-cabeca-987654321" # Wavefront token. Must be used only when endpointtype is 'direct'
+  endpointhost: "" # Wavefront endpoint address (only the host). If not empty, with endpointhost, Wavefront output is enabled
+  endpointtoken: "" # Wavefront token. Must be used only when endpointtype is 'direct'
   metricname: "falco.alert" # Metric to be created in Wavefront. Defaults to falco.alert
 
 webui:
@@ -603,7 +603,7 @@ care of lower/uppercases**) : `yaml: a.b --> envvar: A_B` :
 - **WAVEFRONT_ENDPOINTMETRICPORT**: Wavefront endpoint port when type is 'proxy'
 - **WAVEFRONT_METRICNAME**: "falco.alert" # Metric name to be created/used in Wavefront
 - **WAVEFRONT_MINIMUMPRIORITY**: "debug" # minimum priority of event for using
-  this output, order is
+  this output, order is `emergency|alert|critical|error|warning|notice|informational|debug or "" (default)`
 #### Slack/Rocketchat/Mattermost/Googlechat Message Formatting
 
 The `SLACK_MESSAGEFORMAT` environment variable and `slack.messageformat` YAML

outputs/wavefront.go

@@ -60,7 +60,6 @@ func NewWavefrontClient(config *types.Configuration, stats *types.Statistics, pr
 		StatsdClient:    statsdClient,
 		DogstatsdClient: dogstatsdClient,
 	}, nil
-
 }
 
 // WavefrontPost sends metrics to WaveFront.