From fe79cf13ccada169e16a3d11903ff2f9475cf9c0 Mon Sep 17 00:00:00 2001
From: bosesuneha <123775811+bosesuneha@users.noreply.github.com>
Date: Wed, 22 Mar 2023 08:43:34 -0700
Subject: [PATCH] Dry-run for update command (#197)

---
 .github/workflows/integration-linux.yml | 288 ++++++++++++++++++++++++
 cmd/update.go                           |  48 +++-
 test/gen_integration.sh                 |  24 ++
 test/update_dry_run_schema.json         |  71 ++++++
 4 files changed, 423 insertions(+), 8 deletions(-)
 create mode 100644 test/update_dry_run_schema.json

diff --git a/.github/workflows/integration-linux.yml b/.github/workflows/integration-linux.yml
index 9492a2ef..e31a743b 100644
--- a/.github/workflows/integration-linux.yml
+++ b/.github/workflows/integration-linux.yml
@@ -133,6 +133,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -240,6 +248,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -365,6 +381,14 @@ jobs:
         with:
           name: gomodule-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -493,6 +517,14 @@ jobs:
           curl -m 3 $SERVICEIP:8080
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -600,6 +632,14 @@ jobs:
           curl -m 3 $SERVICEIP:8080
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -725,6 +765,14 @@ jobs:
         with:
           name: go-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -853,6 +901,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -960,6 +1016,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -1085,6 +1149,14 @@ jobs:
         with:
           name: python-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -1213,6 +1285,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -1320,6 +1400,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -1445,6 +1533,14 @@ jobs:
         with:
           name: rust-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -1573,6 +1669,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -1680,6 +1784,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -1805,6 +1917,14 @@ jobs:
         with:
           name: javascript-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -1933,6 +2053,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2040,6 +2168,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2165,6 +2301,14 @@ jobs:
         with:
           name: ruby-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -2293,6 +2437,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2400,6 +2552,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2525,6 +2685,14 @@ jobs:
         with:
           name: csharp-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -2653,6 +2821,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2760,6 +2936,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -2885,6 +3069,14 @@ jobs:
         with:
           name: java-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -3013,6 +3205,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3120,6 +3320,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3245,6 +3453,14 @@ jobs:
         with:
           name: gradle-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -3373,6 +3589,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3480,6 +3704,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3605,6 +3837,14 @@ jobs:
         with:
           name: swift-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -3733,6 +3973,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3840,6 +4088,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -3965,6 +4221,14 @@ jobs:
         with:
           name: erlang-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
@@ -4093,6 +4357,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -4200,6 +4472,14 @@ jobs:
           curl -m 3 $SERVICEIP:80
           kill $tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -4325,6 +4605,14 @@ jobs:
         with:
           name: clojure-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ -a webapp_routing --variable ingress-tls-cert-keyvault-uri=test.cert.keyvault.uri --variable ingress-use-osm-mtls=true --variable ingress-host=host1
       - name: start minikube
         id: minikube
diff --git a/cmd/update.go b/cmd/update.go
index bfd1e7ec..6509c3b2 100644
--- a/cmd/update.go
+++ b/cmd/update.go
@@ -2,28 +2,35 @@ package cmd
 
 import (
 	"embed"
+	"encoding/json"
 	"fmt"
+	"os"
 	"strings"
 
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 
 	"github.com/Azure/draft/pkg/addons"
+	"github.com/Azure/draft/pkg/config"
+	dryrunpkg "github.com/Azure/draft/pkg/dryrun"
 	"github.com/Azure/draft/pkg/templatewriter"
 	"github.com/Azure/draft/pkg/templatewriter/writers"
 	"github.com/Azure/draft/template"
 )
 
 type updateCmd struct {
-	dest           string
-	provider       string
-	addon          string
-	flagVariables  []string
-	userInputs     map[string]string
-	templateWriter templatewriter.TemplateWriter
-	addonFS        embed.FS
+	dest                     string
+	provider                 string
+	addon                    string
+	flagVariables            []string
+	userInputs               map[string]string
+	templateWriter           templatewriter.TemplateWriter
+	addonFS                  embed.FS
+	templateVariableRecorder config.TemplateVariableRecorder
 }
 
+var dryRunRecorder *dryrunpkg.DryRunRecorder
+
 func newUpdateCmd() *cobra.Command {
 	uc := &updateCmd{}
 	// updateCmd represents the update command
@@ -81,7 +88,32 @@ func (uc *updateCmd) run() error {
 	}
 	log.Debugf("addonInputs is: %s", uc.userInputs)
 
-	return addons.GenerateAddon(template.Addons, uc.provider, uc.addon, uc.dest, uc.userInputs, uc.templateWriter)
+	if dryRun {
+		dryRunRecorder = dryrunpkg.NewDryRunRecorder()
+		uc.templateVariableRecorder = dryRunRecorder
+		uc.templateWriter = dryRunRecorder
+		for k, v := range uc.userInputs {
+			uc.templateVariableRecorder.Record(k, v)
+		}
+	}
+
+	err = addons.GenerateAddon(template.Addons, uc.provider, uc.addon, uc.dest, uc.userInputs, uc.templateWriter)
+
+	if dryRun {
+		dryRunText, err := json.MarshalIndent(dryRunRecorder.DryRunInfo, "", TWO_SPACES)
+		if err != nil {
+			return err
+		}
+		fmt.Println(string(dryRunText))
+		if dryRunFile != "" {
+			log.Printf("writing dry run info to file %s", dryRunFile)
+			err = os.WriteFile(dryRunFile, dryRunText, 0644)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return err
 }
 
 func init() {
diff --git a/test/gen_integration.sh b/test/gen_integration.sh
index 5ec06f87..16c71db3 100755
--- a/test/gen_integration.sh
+++ b/test/gen_integration.sh
@@ -288,6 +288,14 @@ languageVariables:
           curl -m 3 \$SERVICEIP:$serviceport
           kill \$tunnelPID
       - run: ./draft -b main -v generate-workflow -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ $ingress_test_args  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ $ingress_test_args
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -401,6 +409,14 @@ languageVariables:
           curl -m 3 \$SERVICEIP:$serviceport
           kill \$tunnelPID
       - run: ./draft -v generate-workflow -b main -d ./langtest/ -c someAksCluster -r someRegistry -g someResourceGroup --container-name someContainer
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ $ingress_test_args  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ $ingress_test_args
       - name: Check default namespace
         if: steps.deploy.outcome != 'success'
@@ -532,6 +548,14 @@ languageVariables:
         with:
           name: $lang-manifests-create
           path: ./langtest/
+      - name: Execute dry run for update command
+        run: |
+          mkdir -p test/temp
+          ./draft --dry-run --dry-run-file test/temp/update_dry_run.json update -d ./langtest/ $ingress_test_args  
+      - name: Validate JSON
+        run: |
+          npm install -g ajv-cli@5.0.0
+          ajv validate -s test/update_dry_run_schema.json -d test/temp/update_dry_run.json
       - run: ./draft -v update -d ./langtest/ $ingress_test_args
       - name: start minikube
         id: minikube
diff --git a/test/update_dry_run_schema.json b/test/update_dry_run_schema.json
new file mode 100644
index 00000000..d84bffea
--- /dev/null
+++ b/test/update_dry_run_schema.json
@@ -0,0 +1,71 @@
+{
+    "definitions": {},
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "$id": "https://example.com/object1670282842.json",
+    "title": "Root",
+    "type": "object",
+    "properties": {
+        "variables": {
+            "$id": "#root/variables",
+            "title": "Variables",
+            "type": "object",
+            "properties": {
+                "ingress-host": {
+                    "$id": "#root/variables/ingress-host",
+                    "title": "IngressHost",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                },
+                "ingress-tls-cert-keyvault-uri": {
+                    "$id": "#root/variables/ingress-tls-cert-keyvault-uri",
+                    "title": "IngressTlsCertKeyvaultUri",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                },
+                "ingress-use-osm-mtls": {
+                    "$id": "#root/variables/ingress-use-osm-mtls",
+                    "title": "IngressUseOsmMtls",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                },
+                "service-name": {
+                    "$id": "#root/variables/service-name",
+                    "title": "ServiceName",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                },
+                "service-namespace": {
+                    "$id": "#root/variables/service-namespace",
+                    "title": "ServiceNamespace",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                },
+                "service-port": {
+                    "$id": "#root/variables/service-port",
+                    "title": "ServicePort",
+                    "type": "string",
+                    "default": "",
+                    "pattern": "^.*$"
+                }
+            }
+        },
+        "filesToWrite": {
+            "$id": "#root/filesToWrite",
+            "title": "FilesToWrite",
+            "type": "array",
+            "default": [],
+            "items": {
+                "$id": "#root/filesToWrite/items",
+                "title": "Items",
+                "type": "string",
+                "default": "",
+                "pattern": "^.*$"
+            }
+        }
+    }
+}
\ No newline at end of file