Add Slack flags to Helm chart

Makefile

@@ -4,7 +4,10 @@ VERSION_MINOR:=$(shell grep 'VERSION' pkg/version/version.go | awk '{ print $$4
 PATCH:=$(shell grep 'VERSION' pkg/version/version.go | awk '{ print $$4 }' | tr -d '"' | awk -F. '{print $$NF}')
 SOURCE_DIRS = cmd pkg/apis pkg/controller pkg/server pkg/logging pkg/version
 run:
-	go run cmd/flagger/* -kubeconfig=$$HOME/.kube/config -log-level=info -metrics-server=https://prometheus.iowa.weavedx.com
+	go run cmd/flagger/* -kubeconfig=$$HOME/.kube/config -log-level=info \
+	-metrics-server=https://prometheus.iowa.weavedx.com \
+	-slack-url=https://hooks.slack.com/services/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 \
+	-slack-channel="devops-alerts"
 
 build:
 	docker build -t stefanprodan/flagger:$(TAG) . -f Dockerfile

charts/flagger/templates/deployment.yaml

@@ -37,6 +37,11 @@ spec:
           - -log-level=info
           - -control-loop-interval={{ .Values.controlLoopInterval }}
           - -metrics-server={{ .Values.metricsServer }}
+          {{- if .Values.slack.url }}
+          - -slack-url={{ .Values.slack.url }}
+          - -slack-user={{ .Values.slack.user }}
+          - -slack-channel={{ .Values.slack.channel }}
+          {{- end }}
           livenessProbe:
             exec:
               command:

charts/flagger/values.yaml

@@ -8,6 +8,12 @@ image:
 controlLoopInterval: "10s"
 metricsServer: "http://prometheus.istio-system.svc.cluster.local:9090"
 
+slack:
+  user: flagger
+  channel:
+  # incoming webhook https://api.slack.com/incoming-webhooks
+  url:
+
 crd:
   create: true