fix: add checksum to force a restart when ConfigMaps or Secrets change (#66)

* fix: add checksum to force restart

* fix: define configmap and secrets templates, add checksum annotations to statefulsets

* test: add missing templates to statefulset tests

* fix: update chart version to 0.2.0 for geoserver and mapstore

Author: brynsofz

geoserver/latest/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.1.0
+version: 0.2.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

geoserver/latest/templates/configmap.yml

@@ -1,3 +1,4 @@
+{{- define "geoserver.configmap" -}}
 apiVersion: v1
 kind: ConfigMap
 metadata:
@@ -175,3 +176,5 @@ data:
         </Engine>
       </Service>
     </Server>
+{{- end -}}
+{{- include "geoserver.configmap" . -}}

geoserver/latest/templates/secrets.yaml

@@ -1,3 +1,4 @@
+{{- define "geoserver.secrets" -}}
 apiVersion: v1
 kind: Secret
 metadata:
@@ -15,3 +16,5 @@ metadata:
 data:
   context.xml: |-
               {{ .Files.Get "context.xml" | b64enc }}
+{{- end -}}
+{{- include "geoserver.secrets" . -}}

geoserver/latest/templates/statefulset.yaml

@@ -15,6 +15,8 @@ spec:
   template:
     metadata:
       annotations:
+        checksum/config: {{ include "geoserver.configmap" . | sha256sum }}
+        checksum/secrets: {{ include "geoserver.secrets" . | sha256sum }}
         {{- with .Values.podAnnotations }}
           {{- toYaml . | nindent 8 }}
         {{- end }}

geoserver/latest/tests/statefulset_test.yaml

@@ -1,5 +1,7 @@
 suite: test statefulset
 templates:
+  - configmap.yml
+  - secrets.yaml
   - env-properties-secret.yaml
   - statefulset.yaml
 tests:

mapstore/latest/Chart.yaml

@@ -15,7 +15,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.1.0
+version: 0.2.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

mapstore/latest/templates/ovr-secret.yaml

@@ -1,7 +1,10 @@
+{{- define "mapstore.ovr-secret" -}}
 apiVersion: v1
 kind: Secret
 metadata:
   name: {{ include "mapstore.fullname" . }}-ovr
 data:
   geostore-datasource-ovr.properties: |-
-    {{ .Files.Get "geostore-datasource-ovr.properties" | b64enc }}
+    {{ .Files.Get "geostore-datasource-ovr.properties" | b64enc }}
+{{- end -}}
+{{- include "mapstore.ovr-secret" . -}}

mapstore/latest/templates/statefulset.yaml

@@ -12,6 +12,8 @@ spec:
       {{- include "mapstore.selectorLabels" . | nindent 6 }}
   template:
     metadata:
+      annotations:
+        checksum/secrets: {{ include "mapstore.ovr-secret" . | sha256sum }}
       labels:
         {{- include "mapstore.selectorLabels" . | nindent 8 }}
     spec:

mapstore/latest/tests/statefulset_test.yaml

@@ -1,8 +1,10 @@
 suite: test statefulset
 templates:
+  - ovr-secret.yaml
   - statefulset.yaml
 tests:
   - it: should create a statefulset
+    template: statefulset.yaml
     asserts:
       - isKind:
           of: StatefulSet
@@ -11,12 +13,14 @@ tests:
           value: RELEASE-NAME-mapstore
 
   - it: should use correct image
+    template: statefulset.yaml
     asserts:
       - equal:
           path: spec.template.spec.containers[0].image
           value: geosolutionsit/mapstore2:latest
 
   - it: should set custom image
+    template: statefulset.yaml
     set:
       image.name: custom/mapstore
       image.tag: "2.0.0"
@@ -26,6 +30,7 @@ tests:
           value: custom/mapstore:2.0.0
 
   - it: should have correct labels
+    template: statefulset.yaml
     asserts:
       - equal:
           path: metadata.labels["app.kubernetes.io/name"]
@@ -35,6 +40,7 @@ tests:
           value: RELEASE-NAME
 
   - it: should have correct ports
+    template: statefulset.yaml
     asserts:
       - contains:
           path: spec.template.spec.containers[0].ports