argo-workflows: add example

Signed-off-by: Login Victor <batazor@evrone.com>

ops/Helm/shortlink-workflows/templates/workflow-template.yaml

@@ -0,0 +1,28 @@
+apiVersion: argoproj.io/v1alpha1
+kind: WorkflowTemplate
+metadata:
+  name: shortlink-template
+spec:
+  serviceAccountName: argo
+  templates:
+    - name: templateContainer
+      inputs:
+        parameters:
+          - name: message
+      container:
+        image: docker/whalesay:latest
+        command: [ cowsay ]
+        args: [ "{{ printf "{{inputs.parameters.message}}" }}" ]
+        resources: # limit the resources
+          limits:
+            memory: 32Mi
+            cpu: 100m
+      retryStrategy:
+        limit: 10
+        retryPolicy: "Always"
+        backoff:
+          duration: "1"      # Must be a string. Default unit is seconds. Could also be a Duration, e.g.: "2m", "6h", "1d"
+          factor: 2
+          maxDuration: "1m"  # Must be a string. Default unit is seconds. Could also be a Duration, e.g.: "2m", "6h", "1d"
+        affinity:
+          nodeAntiAffinity: { }

ops/Helm/shortlink-workflows/templates/workflow.yaml

@@ -1,12 +1,44 @@
 apiVersion: argoproj.io/v1alpha1
 kind: Workflow
 metadata:
-  generateName: shortlink-
+  name: shortlink
+  namespace: {{ .Release.Namespace }}
+  generateName: hello-world-
 spec:
-  entrypoint: whalesay
+  serviceAccountName: argo
+  entrypoint: containerA
+  arguments:
+    parameters:
+      - name: message
+        value: hello world
   templates:
-    - name: whalesay
-      container:
-        image: docker/whalesay
-        command: [cowsay]
-        args: ["Hello, world!"]
+    - name: containerA
+      dag:
+        tasks:
+          - name: containerA
+            templateRef:
+              name: shortlink-template
+              template: templateContainer
+            arguments:
+              parameters: [{name: message, value: A}]
+          - name: containerB
+            dependencies: [containerA]
+            templateRef:
+              name: shortlink-template
+              template: templateContainer
+            arguments:
+              parameters: [{name: message, value: B}]
+          - name: containerC
+            dependencies: [ containerA ]
+            templateRef:
+              name: shortlink-template
+              template: templateContainer
+            arguments:
+              parameters: [{name: message, value: C}]
+          - name: containerD
+            dependencies: [ containerB, containerC ]
+            templateRef:
+              name: shortlink-template
+              template: templateContainer
+            arguments:
+              parameters: [{name: message, value: D}]