Adds initial support to sending metric alert to wavefront

Signed-off-by: Ricardo Pchevuzinske Katz <ricardo.katz@gmail.com>

README.md

@@ -56,6 +56,7 @@ Currently available outputs are :
 - [**PagerDuty**](https://pagerduty.com/)
 - [**Kubeless**](https://kubeless.io/)
 - [**OpenFaaS**](https://www.openfaas.com)
+- [**Wavefront**](https://www.wavefront.com)
 - [**WebUI**](https://github.com/falcosecurity/falcosidekick-ui) (a Web UI for displaying latest events in real time)
 
 ## Usage
@@ -315,6 +316,12 @@ openfaas:
   kubeconfig: "~/.kube/config" # Kubeconfig file to use (only if falcosidekick is running outside the cluster)
   # minimumpriority: "debug" # minimum priority of event for using this output, order is emergency|alert|critical|error|warning|notice|informational|debug or "" (default)
 
+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'
+  metricname: "falco.alert" # Metric to be created in Wavefront. Defaults to falco.alert
+
 webui:
   url: "" # WebUI URL, if not empty, WebUI output is enabled
 ```
@@ -590,6 +597,13 @@ care of lower/uppercases**) : `yaml: a.b --> envvar: A_B` :
 - **RABBITMQ_QUEUE**: # Rabbitmq Queue name
 - **RABBITMQ_MINIMUMPRIORITY**: "debug" # minimum priority of event for using
   this output, order is
+- **WAVEFRONT_ENDPOINTTYPE**: Wavefront endpoint type: direct or proxy
+- **WAVEFRONT_ENDPOINTHOST**: Wavefront endpoint host
+- **WAVEFRONT_ENDPOINTTOKEN**: Wavefront API token to be used when the type is 'direct'
+- **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
 #### Slack/Rocketchat/Mattermost/Googlechat Message Formatting
 
 The `SLACK_MESSAGEFORMAT` environment variable and `slack.messageformat` YAML

config.go

@@ -157,6 +157,15 @@ func getConfig() *types.Configuration {
 	v.SetDefault("Rabbitmq.Queue", "")
 	v.SetDefault("Rabbitmq.MinimumPriority", "")
 
+	v.SetDefault("Wavefront.EndpointType", "")
+	v.SetDefault("Wavefront.EndpointHost", "")
+	v.SetDefault("Wavefront.EndpointToken", "")
+	v.SetDefault("Wavefront.MetricName", "falco.alert")
+	v.SetDefault("Wavefront.MetricPort", 2878)
+	v.SetDefault("Wavefront.MinimumPriority", "")
+	v.SetDefault("Wavefront.FlushIntervalSecods", 1)
+	v.SetDefault("Wavefront.BatchSize", 10000)
+
 	v.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
 	v.AutomaticEnv()
 	if *configFile != "" {
@@ -245,6 +254,7 @@ func getConfig() *types.Configuration {
 	c.Kubeless.MinimumPriority = checkPriority(c.Kubeless.MinimumPriority)
 	c.Openfaas.MinimumPriority = checkPriority(c.Openfaas.MinimumPriority)
 	c.Rabbitmq.MinimumPriority = checkPriority(c.Rabbitmq.MinimumPriority)
+	c.Wavefront.MinimumPriority = checkPriority(c.Wavefront.MinimumPriority)
 
 	c.Slack.MessageFormatTemplate = getMessageFormatTemplate("Slack", c.Slack.MessageFormat)
 	c.Rocketchat.MessageFormatTemplate = getMessageFormatTemplate("Rocketchat", c.Rocketchat.MessageFormat)

config_example.yaml

@@ -186,3 +186,13 @@ rabbitmq:
   queue: "" # Rabbitmq Queue name
   minimumpriority: "debug" # minimum priority of event for using this output, order is emergency|alert|critical|error|warning|notice|informational|debug or "" (default)
 
+wavefront:
+  endpointtype: "" # Wavefront endpoint type, must be 'direct' or 'proxy'. If not empty, with endpointhost, Wavefront output is enabled
+  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'
+  # endpointmetricport: 2878 # Port to send metrics. Only used when endpointtype is 'proxy'. Defaults to 2878
+  # metricname: "falco.alert" # Metric to be created in Wavefront. Defaults to falco.alert
+  # minimumpriority: "debug" # minimum priority of event for using this output, order is emergency|alert|critical|error|warning|notice|informational|debug or "" (default)
+  # batchsize: 10000 # Wavefront batch size. If empty uses the default 10000. Only used when endpointtype is 'direct'
+  # flushintervalseconds: 1 # Wavefront flush interval in seconds. Defaults to 1
+

go.mod

@@ -22,6 +22,7 @@ require (
 	github.com/spf13/viper v1.7.1
 	github.com/streadway/amqp v1.0.0
 	github.com/stretchr/testify v1.7.0
+	github.com/wavefronthq/wavefront-sdk-go v0.9.8 // indirect
 	golang.org/x/oauth2 v0.0.0-20210220000619-9bb904979d93
 	google.golang.org/api v0.40.0
 	gopkg.in/alecthomas/kingpin.v2 v2.2.6

go.sum

@@ -107,6 +107,7 @@ github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWX
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
 github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
 github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
+github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 h1:JYp7IbQjafoB+tBA3gMyHYHrpOtNuDiK/uB5uXxq5wM=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
@@ -135,6 +136,8 @@ github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6r
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
+github.com/caio/go-tdigest v3.1.0+incompatible h1:uoVMJ3Q5lXmVLCCqaMGHLBWnbGoN6Lpu7OAUPR60cds=
+github.com/caio/go-tdigest v3.1.0+incompatible/go.mod h1:sHQM/ubZStBUmF1WbB8FAm8q9GjDajLC5T7ydxE3JHI=
 github.com/casbin/casbin/v2 v2.1.2/go.mod h1:YcPU1XXisHhLzuxH9coDNf2FbKpjGlbCg3n9yuLkIJQ=
 github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
@@ -200,6 +203,7 @@ github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7
 github.com/evanphx/json-patch v4.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
+github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/form3tech-oss/jwt-go v3.2.2+incompatible h1:TcekIExNqud5crz4xD2pavyTgWiPvpYe4Xau31I0PRk=
 github.com/form3tech-oss/jwt-go v3.2.2+incompatible/go.mod h1:pbq4aXjuKjdthFRnoDwaVPLA+WlJuPGy+QneDUgJi2k=
 github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
@@ -240,6 +244,7 @@ github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zV
 github.com/gogo/protobuf v1.3.1/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXPKa29o=
 github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
 github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
+github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/groupcache v0.0.0-20190129154638-5b532d6fd5ef/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
@@ -400,6 +405,7 @@ github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
+github.com/jung-kurt/gofpdf v1.0.3-0.20190309125859-24315acbbda5/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
 github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
@@ -417,6 +423,7 @@ github.com/kr/pty v1.1.5/go.mod h1:9r2w37qlBe7rQ6e1fg1S/9xpWHSnaqNdHD3WcMdbPDA=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/leesper/go_rng v0.0.0-20190531154944-a612b043e353/go.mod h1:N0SVk0uhy+E1PZ3C9ctsPRlvOPAFPkCNlcPBDkt0N3U=
 github.com/lib/pq v1.8.0/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743/go.mod h1:qklhhLq1aX+mtWk9cPHPzaBjWImj5ULL6C7HFJtXQMM=
 github.com/lightstep/lightstep-tracer-go v0.18.1/go.mod h1:jlF1pusYV4pidLvZ+XD0UBX0ZE6WURAspgAczcDHrL4=
@@ -620,6 +627,8 @@ github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijb
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/wavefronthq/wavefront-sdk-go v0.9.8 h1:6U1HW/sovO1ASbjU8f7iEZEKphDEehaDhdZ5nabb550=
+github.com/wavefronthq/wavefront-sdk-go v0.9.8/go.mod h1:JTGsu+KKgxx+GitC65VVdftN2iep1nVpQi/8EGR6v4Y=
 github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c h1:u40Z8hqBAAQyv+vATcGgV0YCnDjqSL7/q/JyPhhJSPk=
 github.com/xdg/scram v0.0.0-20180814205039-7eeb5667e42c/go.mod h1:lB8K/P019DLNhemzwFU4jHLhdvlE6uDZjXFejJXr49I=
 github.com/xdg/stringprep v1.0.0 h1:d9X0esnoa3dFsV0FG35rAT0RIhYFlPq7MiP+DW89La0=
@@ -671,7 +680,10 @@ golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897 h1:pLI5jrR7OSLijeIDcmRxNmw2api+jEfxLoykJVice/E=
 golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
+golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
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@@ -681,6 +693,7 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
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@@ -839,10 +852,12 @@ golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e/go.mod h1:tRJNPiyCQ0inRvYxb
 golang.org/x/time v0.0.0-20201208040808-7e3f01d25324 h1:Hir2P/De0WpUhtrKGGjvSb2YxUgyZ7EFOSLIcSSpiwE=
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@@ -904,6 +919,10 @@ golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8T
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 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
+gonum.org/v1/gonum v0.7.0/go.mod h1:L02bwd0sqlsvRv41G7wGWFCsVNZFv/k1xzGIxeANHGM=
+gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0/go.mod h1:wa6Ws7BG/ESfp6dHfk7C6KdzKA7wR7u/rKwOGE66zvw=
+gonum.org/v1/plot v0.0.0-20190515093506-e2840ee46a6b/go.mod h1:Wt8AAjI+ypCyYX3nZBvf6cAIx93T+c/OS2HFAYskSZc=
 google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMtkk=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E3M=
@@ -1061,6 +1080,7 @@ k8s.io/kube-openapi v0.0.0-20201113171705-d219536bb9fd/go.mod h1:WOJ3KddDSol4tAG
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920 h1:CbnUZsM497iRC5QMVkHwyl8s2tB3g7yaSHkYPkpgelw=
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
 rsc.io/sampler v1.3.0/go.mod h1:T1hPZKmBbMNahiBKFy5HrXp6adAjACjK9JXDnKaTXpA=
 sigs.k8s.io/structured-merge-diff/v4 v4.0.2 h1:YHQV7Dajm86OuqnIR6zAelnDWBRjo+YhYV9PmGrh1s8=

handlers.go

@@ -237,6 +237,10 @@ func forwardEvent(falcopayload types.FalcoPayload) {
 		go rabbitmqClient.Publish(falcopayload)
 	}
 
+	if config.Wavefront.EndpointHost != "" && config.Wavefront.EndpointType != "" && (falcopayload.Priority >= types.Priority(config.Wavefront.MinimumPriority) || falcopayload.Rule == testRule) {
+		go wavefrontClient.WavefrontPost(falcopayload)
+	}
+
 	if config.WebUI.URL != "" {
 		go webUIClient.WebUIPost(falcopayload)
 	}

main.go

@@ -43,6 +43,7 @@ var (
 	openfaasClient      *outputs.Client
 	webUIClient         *outputs.Client
 	rabbitmqClient      *outputs.Client
+	wavefrontClient     *outputs.Client
 
 	statsdClient, dogstatsdClient *statsd.Client
 	config                        *types.Configuration
@@ -396,6 +397,17 @@ func init() {
 		}
 	}
 
+	if config.Wavefront.EndpointType != "" && config.Wavefront.EndpointHost != "" {
+		var err error
+		wavefrontClient, err = outputs.NewWavefrontClient(config, stats, promStats, statsdClient, dogstatsdClient)
+		if err != nil {
+			log.Printf("[ERROR] : Wavefront - %v\n", err)
+			config.Wavefront.EndpointHost = ""
+		} else {
+			outputs.EnabledOutputs = append(outputs.EnabledOutputs, "Wavefront")
+		}
+	}
+
 	log.Printf("[INFO]  : Enabled Outputs : %s\n", outputs.EnabledOutputs)
 }
 

outputs/client.go

@@ -6,14 +6,16 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/streadway/amqp"
 	"io/ioutil"
 	"log"
 	"net/http"
 	"net/url"
 	"regexp"
 	"strings"
 
+	"github.com/streadway/amqp"
+	wavefront "github.com/wavefronthq/wavefront-sdk-go/senders"
+
 	"cloud.google.com/go/pubsub"
 	"cloud.google.com/go/storage"
 	"github.com/DataDog/datadog-go/statsd"
@@ -67,6 +69,7 @@ type Client struct {
 	CloudEventsClient cloudevents.Client
 	KubernetesClient  kubernetes.Interface
 	RabbitmqClient    *amqp.Channel
+	WavefrontSender   *wavefront.Sender
 }
 
 // NewClient returns a new output.Client for accessing the different API.