Add jaeger tracer to helm charts (#768)

* Add jaeger tracer to helm charts

* Add new lines to files

charts/proxy/templates/deployment.yaml

@@ -35,6 +35,12 @@ spec:
         - name: ATHENS_NETRC_PATH
           value: "/etc/netrc/netrc"
         {{- end }}
+        {{- if .Values.jaeger.enabled }}
+        - name: ATHENS_TRACE_EXPORTER_URL
+          value: {{ .Values.jaeger.url | quote }}
+        - name: ATHENS_TRACE_EXPORTER
+          value: "jaeger"
+        {{- end }}
         # TODO: re-enable when workers are used
         # SPACES of template must be fixed back while re-enabling
         #- name: ATHENS_REDIS_QUEUE_ADDRESS

charts/proxy/templates/jaeger-deploy.yaml

@@ -0,0 +1,41 @@
+{{- if .Values.jaeger.enabled -}}
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: {{ template "fullname" . }}-jaeger
+  labels:
+    app: {{ template "fullname" . }}-jaeger
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: {{ template "fullname" . }}-jaeger
+        chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+        release: "{{ .Release.Name }}"
+    spec:
+      containers:
+        - env:
+            - name: COLLECTOR_ZIPKIN_HTTP_PORT
+              value: "9441"
+          image: "{{ .Values.jaeger.image.repository }}:{{ .Values.jaeger.image.tag }}"
+          name: {{ template "fullname" . }}-jaeger
+          ports:
+            - containerPort: 14268
+              protocol: TCP
+            - containerPort: 5775
+              protocol: UDP
+            - containerPort: 6831
+              protocol: UDP
+            - containerPort: 6832
+              protocol: UDP
+            - containerPort: 5778
+              protocol: TCP
+            - containerPort: 16686
+              protocol: TCP
+            - containerPort: 9411
+              protocol: TCP
+{{- end -}}

charts/proxy/templates/jaeger-svc.yaml

@@ -0,0 +1,40 @@
+{{- if .Values.jaeger.enabled -}}
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ template "fullname" . }}-jaeger
+  labels:
+    app: {{ template "fullname" . }}-jaeger
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
+spec:
+  type: {{ .Values.jaeger.type }}
+  selector:
+    app: {{ template "fullname" . }}-jaeger
+  ports:
+    - name: jaeger-collector-http
+      port: 14268
+      protocol: TCP
+      targetPort: 14268
+    - name: jaeger-zipkin-thrift
+      port: 5775
+      protocol: UDP
+      targetPort: 5775
+    - name: jaeger-compact
+      port: 6831
+      protocol: UDP
+      targetPort: 6831
+    - name: jaeger-binary
+      port: 6832
+      protocol: UDP
+      targetPort: 6832
+    - name: jaeger-configs
+      port: 5778
+      protocol: TCP
+      targetPort: 5778
+    - name: jaeger-query-http
+      port: 16686
+      protocol: TCP
+      targetPort: 16686
+{{- end -}}

charts/proxy/templates/service.yaml

@@ -18,4 +18,4 @@ spec:
     protocol: TCP
     {{- if eq .Values.service.type "NodePort" }}
     nodePort: {{ .Values.service.nodePort.port }}
-    {{- end }}
+    {{- end }}

charts/proxy/values.yaml

@@ -53,3 +53,14 @@ netrc:
 #  username: 
 #  password:
 #  host:
+
+jaeger:
+  ## Type of service; valid values are "ClusterIP", "LoadBalancer", and "NodePort".
+  type: ClusterIP
+  image:
+    repository: jaegertracing/all-in-one
+    tag: latest
+  enabled: true
+  # you must set this on the command line when you run 'helm install'
+  # for example, you need to run 'helm install --set jaeger.url=myurl ...'
+  url: "SET THIS ON THE COMMAND LINE"

scripts/test_unit.sh

@@ -6,6 +6,8 @@ if [ -z ${GO_ENV} ]; then
     export GO_ENV="test"
 fi
 
+export GO111MODULE=on
+
 # Run the unit tests with the race detector and code coverage enabled
 set -xeuo pipefail
 go test -mod=vendor -race -coverprofile cover.out -covermode atomic ./...