Merge pull request #22 from truefoundry/tfy-agent

charts/tfy-agent/Chart.yaml

@@ -0,0 +1,6 @@
+apiVersion: v2
+name: tfy-agent
+version: 0.1.0
+description: "Truefoundry agent for kubernetes clusters"
+maintainers:
+  - name: truefoundry

charts/tfy-agent/templates/_helpers.tpl

@@ -0,0 +1,129 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "app.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+  Create a default fully qualified app name.
+  We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+  If release name contains chart name it will be used as a full name.
+  */}}
+{{- define "app.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Define full name for tfy-agent-proxy
+*/}}
+{{- define "app.tfyAgentProxy.fullname" -}}
+{{- include "app.fullname" . | trunc 57 | trimSuffix "-" }}-proxy
+{{- end }}
+
+{{/*
+  Create chart name and version as used by the chart label.
+  */}}
+{{- define "app.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+  Common labels
+  */}}
+{{- define "app.labels" -}}
+helm.sh/chart: {{ include "app.chart" . }}
+{{ include "app.selectorLabels" . }}
+{{- if .Values.imageTag }}
+app.kubernetes.io/version: {{ .Values.imageTag | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+  Selector labels
+  */}}
+{{- define "app.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "app.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+  Create the name of the service account to use
+  */}}
+{{- define "app.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "app.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
+
+{{/*
+  Parse env from template
+  */}}
+{{- define "app.parseEnv" -}}
+{{ tpl (.Values.env | toYaml) . }}
+{{- end }}
+
+
+{{/*
+  Create the env file
+  */}}
+{{- define "app.env" }}
+{{- range $key, $val := (include "app.parseEnv" .) | fromYaml }}
+{{- if and $val (contains "${k8s-secret" ($val | toString)) }}
+- name: {{ $key }}
+  valueFrom:
+    secretKeyRef:
+      name: {{ $.Values.envSecretName }}
+      key: {{ $val | trimPrefix "${k8s-secret/" | trimSuffix "}" }}
+{{- else }}
+- name: {{ $key }}
+  value: {{ $val | quote }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+  Parse env from template
+  */}}
+{{- define "app.tfyAgentProxy.parseEnv" -}}
+{{ tpl (.Values.tfyAgentProxy.env | toYaml) . }}
+{{- end }}
+
+{{/*
+  Create the env file
+  */}}
+{{- define "app.tfyAgentProxy.env" }}
+{{- range $key, $val := (include "app.tfyAgentProxy.parseEnv" .) | fromYaml }}
+{{- if and $val (contains "${k8s-secret" ($val | toString)) }}
+- name: {{ $key }}
+  valueFrom:
+    secretKeyRef:
+      name: {{ $.Values.envSecretName }}
+      key: {{ $val | trimPrefix "${k8s-secret/" | trimSuffix "}" }}
+{{- else }}
+- name: {{ $key }}
+  value: {{ $val | quote }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+# {{- define "app.imagePullSecrets" }}
+# {{- if (tpl .Values.imagePullCredentials .) }}
+# - name: {{ include "app.fullname" . }}-image-pull-secret
+# {{- end }}
+# {{- if (tpl .Values.imagePullSecretName .) }}
+# - name: {{ tpl .Values.imagePullSecretName . }}
+# {{- end }}
+# {{- end }}

charts/tfy-agent/templates/clusterrolebinding.yaml

@@ -0,0 +1,14 @@
+{{- if .Values.rbac.enabled -}}
+kind: ClusterRoleBinding
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+  name: {{ include "app.fullname" . }}-admin-rbac
+subjects:
+  - kind: ServiceAccount
+    name: {{ include "app.serviceAccountName" . }}
+    namespace: {{ .Release.Namespace }}
+roleRef:
+  kind: ClusterRole
+  name: cluster-admin
+  apiGroup: rbac.authorization.k8s.io
+{{- end }}

charts/tfy-agent/templates/deployment-tfy-agent-proxy.yaml

@@ -0,0 +1,30 @@
+{{- if .Values.tfyAgentProxy.enabled }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "app.tfyAgentProxy.fullname" . }}
+  labels:
+    app.kubernetes.io/version: {{ .Values.tfyAgentProxy.imageTag | quote }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    helm.sh/chart: {{ include "app.chart" . }}
+    app.kubernetes.io/name: tfy-agent-proxy
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "app.tfyAgentProxy.fullname" . }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ include "app.tfyAgentProxy.fullname" . }}
+    spec:
+      serviceAccountName: {{ include "app.serviceAccountName" . }}
+      containers:
+        - name: tfy-agent-proxy
+          env:
+            {{- include "app.tfyAgentProxy.env" . | trim | nindent 12 }}
+          image: "{{ .Values.tfyAgentProxy.imageRepository }}:{{ .Values.tfyAgentProxy.imageTag }}"
+          imagePullPolicy: IfNotPresent
+          resources:
+            {{- toYaml .Values.tfyAgentProxy.resources | nindent 12 }}
+{{- end }}       

charts/tfy-agent/templates/deployment.yaml

@@ -0,0 +1,63 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "app.fullname" . }}
+  labels:
+    {{- include "app.labels" . | nindent 4 }}
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      {{- include "app.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "app.selectorLabels" . | nindent 8 }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      serviceAccountName: {{ include "app.serviceAccountName" . }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Chart.Name }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          env:
+            {{- include "app.env" . | trim | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          {{- if .Values.healthcheck.enabled }}
+          livenessProbe:
+            httpGet:
+              path: {{ .Values.healthcheck.liveness.path }}
+              port: {{ .Values.healthcheck.liveness.port }}
+          readinessProbe:
+            httpGet:
+              path: {{ .Values.healthcheck.readiness.path }}
+              port: {{ .Values.healthcheck.liveness.port }}
+          {{- end }}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

charts/tfy-agent/templates/ingress.yaml

@@ -0,0 +1,39 @@
+{{- if .Values.ingress.enabled -}}
+{{- $serviceName := include "app.fullname" . -}}
+{{- $servicePort := .Values.service.port -}}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+{{- if .Values.ingress.annotations }}
+  annotations:
+  {{- range $key, $value := .Values.ingress.annotations }}
+    {{ $key }}: {{ $value | quote }}
+  {{- end }}
+{{- end }}
+  name: {{ include "app.fullname" . }}
+  labels:
+    {{- include "app.labels" . | nindent 4 }}
+    {{- if .Values.ingress.labels }}
+    {{- toYaml .Values.ingress.labels | nindent 4 }}
+    {{- end }}
+spec:
+  ingressClassName: {{ .Values.ingress.ingressClassName }}
+  rules:
+    {{- range $host := .Values.ingress.hosts }}
+    - host: {{ $host }}
+      http:
+        paths:
+        - path: /
+          pathType: Prefix
+          backend:
+            service:
+              name: {{ $serviceName }}
+              port:
+                number: {{ $servicePort }}
+
+    {{- end -}}
+  {{- if .Values.ingress.tls }}
+  tls:
+  {{- toYaml .Values.ingress.tls | nindent 4 }}
+  {{- end -}}
+{{- end -}}

charts/tfy-agent/templates/service.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "app.fullname" . }}
+  labels:
+    {{- include "app.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: {{ .Values.service.port }}
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "app.selectorLabels" . | nindent 4 }}

charts/tfy-agent/templates/serviceaccount.yaml

@@ -0,0 +1,12 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "app.serviceAccountName" . }}
+  labels:
+    {{- include "app.labels" . | nindent 4 }}
+{{- with .Values.serviceAccount.annotations }}
+  annotations:
+{{ tpl (toYaml . | indent 4) $ }}
+{{- end }}
+{{- end }}

charts/tfy-agent/templates/virtualservice.yaml

@@ -0,0 +1,32 @@
+{{- if .Values.istio.virtualservice.enabled -}}
+{{- $serviceName := include "app.fullname" . -}}
+{{- $servicePort := .Values.service.port -}}
+apiVersion: networking.istio.io/v1beta1
+kind: VirtualService
+metadata:
+  name: {{ include "app.fullname" . }}
+  labels:
+    {{- include "app.labels" . | nindent 4 }}
+  {{- if .Values.istio.virtualservice.annotations }}
+    annotations:
+    {{- range $key, $value := .Values.istio.virtualservice.annotations }}
+      {{ $key }}: {{ $value | quote }}
+    {{- end }}
+  {{- end }}
+  namespace: {{ .Release.Namespace }}
+spec:
+  gateways:
+  {{- range .Values.istio.virtualservice.gateways}}
+    - {{ . }}
+  {{- end }}
+  hosts:
+  {{- range .Values.istio.virtualservice.hosts}}
+  - {{ . }}
+  {{- end }}
+  http:
+  - route:
+    - destination:
+        host: {{ include "app.fullname" . }}.{{ .Release.Namespace }}.svc.cluster.local
+        port:
+          number: {{ .Values.service.port }}
+{{- end }}