[kots]: delete workspace pods before installing Gitpod

Author: Simon Emms

install/installer/scripts/kots-install.sh

@@ -30,6 +30,28 @@ catch() {
     exit "${1}"
 }
 
+stop_running_workspaces() {
+    echo "Gitpod: shut down any running workspaces/image-builders"
+
+    # Create a context for gpctl
+    kubectl config set-context "${NAMESPACE}"
+    kubectl config use-context "${NAMESPACE}"
+    # gpctl doesn't have a namespace flag
+    kubectl config set-context --current --namespace="${NAMESPACE}"
+
+    # Get list of workspace instances from gpctl
+    for instance in $(/app/gpctl workspaces list -o json | jq -r 'select(. != null) | .[] | .Instance'); do
+        echo "Gitpod: shutting down workspace ${instance}"
+        /app/gpctl workspaces stop "${instance}" || eval "$(echo "Gitpod: retrying shutting down workspace" && \
+            sleep 10 && \
+            /app/gpctl workspaces stop "${instance}")"
+    done
+
+    # Delete the context
+    kubectl config unset "contexts.${NAMESPACE}"
+    kubectl config unset current-context
+}
+
 main() {
     if [ "${INSTALLER_DRY_RUN}" != "true" ]; then
         echo "Gitpod: Killing any in-progress installations"
@@ -156,6 +178,8 @@ EOF
         HELM_TIMEOUT="1h"
     fi
 
+    stop_running_workspaces
+
     # The long timeout is to ensure the TLS cert is created (if required)
     echo "Gitpod: Apply the Kubernetes objects with timeout of ${HELM_TIMEOUT}"
     helm upgrade \

install/kots/manifests/gitpod-installation-status.yaml

@@ -30,7 +30,7 @@ spec:
       containers:
         - name: installation-status
           # This will normally be the release tag
-          image: "eu.gcr.io/gitpod-core-dev/build/installer:tar-installer-env-refactor.2"
+          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-installer-kill-workspaces.14"
           envFrom:
             - configMapRef:
                 name: gitpod-kots-config

install/kots/manifests/gitpod-installer-job.yaml

@@ -39,7 +39,7 @@ spec:
       containers:
         - name: installer
           # This will normally be the release tag
-          image: "eu.gcr.io/gitpod-core-dev/build/installer:tar-installer-env-refactor.2"
+          image: "eu.gcr.io/gitpod-core-dev/build/installer:sje-installer-kill-workspaces.14"
           volumeMounts:
             - mountPath: /mnt/node0
               name: node-fs0

install/kots/manifests/kots-preflight.yaml

@@ -13,6 +13,9 @@ spec:
         namespace: '{{repl Namespace }}'
         podSpec:
           containers: []
+    - clusterResources:
+        namespaces:
+          - '{{repl Namespace }}'
     - run:
         collectorName: database
         image: eu.gcr.io/gitpod-core-dev/build/kots-config-check/database:sje-kots-config-check.9
@@ -429,3 +432,14 @@ spec:
               message: Registry is accessible
           - fail:
               message: Registry is inaccessible. Please check your network and firewall settings
+    - textAnalyze:
+        checkName: Check running workspaces
+        fileName: cluster-resources/pods/{{repl Namespace }}.json
+        regex: '"component": "workspace"'
+        outcomes:
+          - pass:
+              when: "false"
+              message: No running workspaces. Any workspaces started during the deployment process will be stopped.
+          - fail:
+              when: "true"
+              message: There are running workspaces. These will be stopped during the deployment process.