From 1e6c0ccf8ecf1ed8fe8af99b4f53da0901a032c4 Mon Sep 17 00:00:00 2001
From: Barrett Falk <bfalk@salussystems.com>
Date: Tue, 16 Jul 2024 22:34:16 -0700
Subject: [PATCH] feat: Add NATS via Helm pattern (#528)

---
 .github/workflows/deploy-nats.yml           | 62 ---------------------
 charts/app/Chart.yaml                       |  3 +
 charts/app/templates/{knp.yaml => knp.back} |  0
 charts/app/values.yaml                      | 32 ++++++++++-
 frontend/src/index.tsx                      |  2 +-
 5 files changed, 35 insertions(+), 64 deletions(-)
 delete mode 100644 .github/workflows/deploy-nats.yml
 rename charts/app/templates/{knp.yaml => knp.back} (100%)

diff --git a/.github/workflows/deploy-nats.yml b/.github/workflows/deploy-nats.yml
deleted file mode 100644
index 6f60ce0b5..000000000
--- a/.github/workflows/deploy-nats.yml
+++ /dev/null
@@ -1,62 +0,0 @@
-name: Deploy NATS to OpenShift
-
-on:
-  pull_request:
-
-jobs:
-  deploy:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-
-      - name: Set up OpenShift CLI
-        uses: redhat-actions/oc-login@v1
-        with:
-          openshift_server_url: ${{ vars.OC_SERVER }}
-          openshift_token: ${{ secrets.OC_TOKEN }}
-          namespace: ${{ vars.OC_NAMESPACE }}
-
-      - name: Add NATS Helm repo
-        run: helm repo add nats https://nats-io.github.io/k8s/helm/charts/
-
-      - name: Check if NATS release exists
-        id: check_release
-        run: |
-          RELEASE_NAME=${{ github.event.repository.name }}-${{ github.event.number }}-nats
-          if helm list -q | grep -q $RELEASE_NAME; then
-            echo "Release $RELEASE_NAME already exists. Skipping install."
-            echo "release_exists=true" >> $GITHUB_ENV
-          else
-            echo "Release $RELEASE_NAME does not exist. Proceeding with install."
-            echo "release_exists=false" >> $GITHUB_ENV  
-          fi
-      - name: Deploy NATS using Helm
-        if: env.release_exists == 'false'
-        run: |
-          helm install ${{ github.event.repository.name }}-${{ github.event.number }}-nats nats/nats \
-            --set config.jetstream.enabled=true \
-            --set config.jetstream.fileStore.pvc.size=200Mi \
-            --set config.jetstream.memoryStore.enabled=true \
-            --set config.jetstream.memoryStore.maxSize=250Mi \
-            --set cluster.enabled=true \
-            --set natsBox.enabled=false \
-            --set persistence.enabled=true \
-            --set persistence.size=200Mi \
-            --set container.merge.resources.requests.cpu=25m \
-            --set container.merge.resources.limits.cpu=100m \
-            --set container.merge.resources.requests.memory=50Mi \
-            --set container.merge.resources.limits.memory=250Mi \
-            --set reloader.enabled=false \
-            --set replicaCount=1
-
-      - name: Label NATS Deployment
-        run: |
-          RELEASE_NAME=${{ github.event.repository.name }}-${{ github.event.number }}-nats
-          oc label statefulset $RELEASE_NAME app=${{ github.event.repository.name }}-${{ github.event.number }}
-      - name: Label NATS PVCs
-        run: |
-          RELEASE_NAME=${{ github.event.repository.name }}-${{ github.event.number }}-nats
-          for pvc in $(oc get pvc -l release=$RELEASE_NAME -o name); do
-            oc label $pvc app=${{ github.event.repository.name }}-${{ github.event.number }}
-          done
diff --git a/charts/app/Chart.yaml b/charts/app/Chart.yaml
index 8662d4109..23173d974 100644
--- a/charts/app/Chart.yaml
+++ b/charts/app/Chart.yaml
@@ -30,6 +30,9 @@ dependencies:
     version: 15.5.13
     repository: https://charts.bitnami.com/bitnami
     alias: bitnami-pg
+  - name: nats
+    version: 1.1.12
+    repository: "https://nats-io.github.io/k8s/helm/charts/"
 maintainers:
   - name: Om Mishra
     email: omprakash.2.mishra@gov.bc.ca
diff --git a/charts/app/templates/knp.yaml b/charts/app/templates/knp.back
similarity index 100%
rename from charts/app/templates/knp.yaml
rename to charts/app/templates/knp.back
diff --git a/charts/app/values.yaml b/charts/app/values.yaml
index 94ef7f62f..9d753a679 100644
--- a/charts/app/values.yaml
+++ b/charts/app/values.yaml
@@ -352,7 +352,37 @@ backup:
           cpu: 20m
           memory: 128Mi
 
-#-- the components of the application, backend.
+# Deploys JetStream
+nats:
+  enabled: true
+  config:
+    replicaCount: 1
+    resources:
+      requests:
+        cpu: 100m
+        memory: 100Mi
+      limits:
+        cpu: 200m
+        memory: 400Mi
+    jetstream:
+      enabled: true
+      fileStore:
+        pvc:
+          size: 200Mi
+      memoryStore:
+        enabled: true
+        maxSize: 250Mi
+  cluster:
+    enabled: true
+  natsBox:
+    enabled: false
+  persistence:
+    enabled: true
+    size: 200Mi
+  reloader:
+    enabled: false
+
+#-- WebEOC Container
 webeoc:
   #-- enable or disable backend
   enabled: true
diff --git a/frontend/src/index.tsx b/frontend/src/index.tsx
index c0299cec5..3bfd26148 100644
--- a/frontend/src/index.tsx
+++ b/frontend/src/index.tsx
@@ -35,5 +35,5 @@ UserService.initKeycloak(onAuthenticatedCallback);
 
 // If you want to start measuring performance in your app, pass a function
 // to log results (for example: reportWebVitals(console.log))
-// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
+// OR send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
 reportWebVitals();