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Azure Cloud Migrate

MicrosoftOfficialCreated by Microsoft

  • Skill
  • Workflow
  • Cloud and DevOps
  • MIT
  • Low risk

From the author

Assess and migrate cross-cloud workloads to Azure with reports and code conversion. Supports Lambda→Functions, Beanstalk/Heroku/App Engine→App Service, Fargate/Kubernetes/Cloud Run/Spring Boot→Container Apps. WHEN: migrate Lambda to Functions, AWS to Azure, migrate Beanstalk, migrate Heroku, migrate App Engine, Cloud Run migration, Fargate to ACA, ECS/Kubernetes/GKE/EKS to Container Apps, Spring Boot to Container Apps, cross-cloud migration.
— the description by Microsoft

AutoGineer summary

Written by AutoGineer from the skill’s own files, not by the author

Azure Cloud Migrate provides a structured, multi-phase workflow for transitioning applications from various cloud platforms to Azure. It focuses on assessing the current architecture, mapping services to Azure equivalents, and performing the necessary code and configuration conversions. The skill ensures a methodical approach by requiring an assessment report before any migration actions occur, and it provides specific guidance for common migration paths such as AWS Lambda to Azure Functions, Heroku to App Service, and Kubernetes to Container Apps.

What it does

  • Generates comprehensive migration assessment reports for cross-cloud workloads.
  • Maps source platform services, compute configurations, and dependencies to Azure equivalents.
  • Provides guidance for converting application code and configuration files.
  • Audits source code for platform-specific service discovery patterns.
  • Creates architecture diagrams for both current and target states.
  • Tracks migration progress and provides resource-level status updates.

When to use it

  • When planning to migrate workloads from AWS Lambda, Elastic Beanstalk, or Fargate to Azure.
  • When moving applications from Heroku or Google App Engine to Azure App Service.
  • When transitioning Kubernetes or Cloud Run deployments to Azure Container Apps.
  • When you need a structured assessment of migration readiness and effort.

Advantages

  • Ensures a consistent, step-by-step migration process.
  • Reduces risk by requiring a detailed assessment report before code changes.
  • Provides clear mapping between source platform features and Azure services.
  • Includes specific checks for common migration pitfalls like hardcoded service discovery.

Usage examples

“Assess my current AWS Lambda project for migration to Azure Functions.”
The agent will analyze the Lambda project, map the services to Azure Functions, and generate a migration assessment report in the output directory.
“Migrate my Heroku application to Azure App Service.”
The agent will perform an assessment, guide the conversion of configuration files, and assist in setting up the application for Azure App Service.

Install

  1. Download the skill as a ZIP:

    https://mp-staging.autogineer.com/agent-skills/microsoft/azure-cloud-migrate/download
  2. Unzip it into the cross-client skills folder of your project:

    mkdir -p .agents/skills && unzip azure-cloud-migrate.zip -d .agents/skills

Documentation by Microsoft

Azure Cloud Migrate

This skill handles assessment and code migration of existing cloud workloads to Azure.

Rules

  1. Follow phases sequentially — do not skip

  2. Generate assessment before any code migration

  3. Load the scenario reference and follow its rules

  4. Use mcp_azure_mcp_get_azure_bestpractices and mcp_azure_mcp_documentation MCP tools

  5. Use the latest supported runtime for the target service

  6. Destructive actions require ask_user — functions global-rules | app-service global-rules

  7. Report progress to user — During long-running operations (deployments, image pushes), provide resource-level status updates so the user is never left waiting without feedback — see workflow-details.md

  8. Audit service discovery in app code — Kubernetes DNS names (e.g., http://order-service:3001) do not resolve in Container Apps. During assessment, scan source code for hardcoded hostnames/ports in HTTP clients and flag them for env-var-driven URL injection

Migration Scenarios

SourceTargetReference
AWS LambdaAzure Functionslambda-to-functions.md (assessment, code-migration)
AWS Elastic BeanstalkAzure App Servicebeanstalk-to-app-service.md
HerokuAzure App Serviceheroku-to-app-service.md
Google App EngineAzure App Serviceapp-engine-to-app-service.md
AWS Fargate (ECS)Azure Container Appsfargate-to-container-apps.md (assessment, deployment)
Kubernetes (GKE/EKS/Self-hosted)Azure Container Appsk8s-to-container-apps.md
GCP Cloud RunAzure Container Appscloudrun-to-container-apps.md
Spring Boot (Azure Spring Apps/VMs)Azure Container Appsspring-apps-to-aca.md

No matching scenario? Use mcp_azure_mcp_documentation and mcp_azure_mcp_get_azure_bestpractices tools.

Output Directory

All output goes to <workspace-root-basename>-azure/ at workspace root, where <workspace-root-basename> is the name of the top-level workspace directory itself (NOT a subdirectory within it). Never modify the source directory.

Steps

  1. Create <workspace-root-basename>-azure/ at workspace root

  2. Assess — Analyze source, map services, generate report using the scenario-specific assessment guide → functions assessment | app-service assessment

  3. Migrate — Convert code/config using the scenario-specific migration guide → functions code-migration | app-service code-migration

  4. Ask User — "Migration complete. Test locally or deploy to Azure?"

  5. Hand off to azure-prepare for infrastructure, testing, and deployment

Track progress in migration-status.md — see workflow-details.md.

Files

references/services/container-apps/cloudrun-deployment-guide.md

Deployment: Cloud Run to Container Apps

Prerequisites

Azure CLI 2.53+, gcloud CLI, Docker, ACR, Key Vault, Log Analytics

Phase 1: Image Migration

Bash
set -euo pipefail
GCP_PROJECT="${GCP_PROJECT:-<project>}"
GCP_REGION="${GCP_REGION:-<region>}"
ACR_NAME="${ACR_NAME:-<acr>}"

gcloud auth configure-docker "${GCP_REGION}-docker.pkg.dev"
az acr login --name "$ACR_NAME"
for img in "app:v1" "worker:v1"; do
  docker pull "${GCP_REGION}-docker.pkg.dev/${GCP_PROJECT}/<repo>/$img"
  docker tag "${GCP_REGION}-docker.pkg.dev/${GCP_PROJECT}/<repo>/$img" "${ACR_NAME}.azurecr.io/$img"
  docker push "${ACR_NAME}.azurecr.io/$img"
done
PowerShell
$GCP_PROJECT = if ($env:GCP_PROJECT) { $env:GCP_PROJECT } else { "<project>" }
$GCP_REGION = if ($env:GCP_REGION) { $env:GCP_REGION } else { "<region>" }
$ACR_NAME = if ($env:ACR_NAME) { $env:ACR_NAME } else { "<acr>" }

gcloud auth configure-docker "${GCP_REGION}-docker.pkg.dev"
az acr login --name $ACR_NAME
@("app:v1", "worker:v1") | ForEach-Object {
  docker pull "${GCP_REGION}-docker.pkg.dev/${GCP_PROJECT}/<repo>/$_"
  docker tag "${GCP_REGION}-docker.pkg.dev/${GCP_PROJECT}/<repo>/$_" "${ACR_NAME}.azurecr.io/$_"
  docker push "${ACR_NAME}.azurecr.io/$_"
}

Phase 2: Infrastructure

Choose ONE path: basic (without VNet) OR VNet-integrated.

Basic (no VNet)
Bash
set -euo pipefail
az group create --name "$RG" --location "$LOCATION"
az monitor log-analytics workspace create -g "$RG" -n "${RG}-logs" -l "$LOCATION"
LOG_ID=$(az monitor log-analytics workspace show -g "$RG" -n "${RG}-logs" --query customerId -o tsv)
LOG_KEY=$(az monitor log-analytics workspace get-shared-keys -g "$RG" -n "${RG}-logs" --query primarySharedKey -o tsv)
az containerapp env create -n "${RG}-env" -g "$RG" -l "$LOCATION" \
  --logs-workspace-id "$LOG_ID" --logs-workspace-key "$LOG_KEY"
PowerShell
az group create --name $RG --location $LOCATION
az monitor log-analytics workspace create -g $RG -n "${RG}-logs" -l $LOCATION
$workspace = az monitor log-analytics workspace show -g $RG -n "${RG}-logs" | ConvertFrom-Json
$keys = az monitor log-analytics workspace get-shared-keys -g $RG -n "${RG}-logs" | ConvertFrom-Json
az containerapp env create -n "${RG}-env" -g $RG -l $LOCATION `
  --logs-workspace-id $workspace.customerId --logs-workspace-key $keys.primarySharedKey
VNet-Integrated
Bash
set -euo pipefail
az network vnet create -g "$RG" -n "${RG}-vnet" \
  --address-prefix 10.0.0.0/16 --subnet-name aca-subnet --subnet-prefix 10.0.0.0/23
SUBNET_ID=$(az network vnet subnet show -g "$RG" --vnet-name "${RG}-vnet" -n aca-subnet --query id -o tsv)
az containerapp env create -n "${RG}-env" -g "$RG" -l "$LOCATION" \
  --logs-workspace-id "$LOG_ID" --logs-workspace-key "$LOG_KEY" \
  --infrastructure-subnet-resource-id "$SUBNET_ID"
PowerShell
az network vnet create -g $RG -n "${RG}-vnet" `
  --address-prefix 10.0.0.0/16 --subnet-name aca-subnet --subnet-prefix 10.0.0.0/23
$subnet = az network vnet subnet show -g $RG --vnet-name "${RG}-vnet" -n aca-subnet | ConvertFrom-Json
az containerapp env create -n "${RG}-env" -g $RG -l $LOCATION `
  --logs-workspace-id $workspace.customerId --logs-workspace-key $keys.primarySharedKey `
  --infrastructure-subnet-resource-id $subnet.id

Phase 3: Secrets & Identity

Bash
set -euo pipefail
az keyvault create --name "$KEY_VAULT" -g "$RG" -l "$LOCATION"
IDENTITY_ID=$(az identity create -n "${RG}-id" -g "$RG" -l "$LOCATION" --query id -o tsv)
PRINCIPAL_ID=$(az identity show --ids "$IDENTITY_ID" --query principalId -o tsv)

# Grant Key Vault access — use RBAC (recommended) or access policies
# Option A: RBAC (default for new vaults)
KV_ID=$(az keyvault show --name "$KEY_VAULT" --query id -o tsv)
az role assignment create --assignee "$PRINCIPAL_ID" \
  --role "Key Vault Secrets User" --scope "$KV_ID"
# Option B: Access policies (if vault uses access-policy mode)
# az keyvault set-policy --name "$KEY_VAULT" --object-id "$PRINCIPAL_ID" --secret-permissions get list

# Migrate secrets without writing them to disk
az keyvault secret set --vault-name "$KEY_VAULT" --name <secret-name> \
  --value "$(gcloud secrets versions access latest --secret=<secret-id> --project="$GCP_PROJECT")"

# ACR pull access
ACR_ID=$(az acr show --name "$ACR_NAME" --query id -o tsv)
az role assignment create --assignee "$PRINCIPAL_ID" --role AcrPull --scope "$ACR_ID"
PowerShell
az keyvault create --name $KEY_VAULT -g $RG -l $LOCATION
$identity = az identity create -n "${RG}-id" -g $RG -l $LOCATION | ConvertFrom-Json
$principalId = (az identity show --ids $identity.id | ConvertFrom-Json).principalId

# Grant Key Vault access — RBAC (recommended)
$kvId = (az keyvault show --name $KEY_VAULT | ConvertFrom-Json).id
az role assignment create --assignee $principalId `
  --role "Key Vault Secrets User" --scope $kvId

# Migrate secrets without writing them to disk
$secretValue = gcloud secrets versions access latest --secret=<secret-id> --project=$GCP_PROJECT
az keyvault secret set --vault-name $KEY_VAULT --name <secret-name> --value $secretValue
Remove-Variable secretValue

# ACR pull access
$acrId = (az acr show --name $ACR_NAME | ConvertFrom-Json).id
az role assignment create --assignee $principalId --role AcrPull --scope $acrId

Phase 4: Deploy Container App

Bash
set -euo pipefail
SECRET_URI=$(az keyvault secret show --vault-name "$KEY_VAULT" --name db-pw --query id -o tsv)
az containerapp create \
  --name <app-name> -g "$RG" --environment "${RG}-env" \
  --image "${ACR_NAME}.azurecr.io/app:v1" --target-port 8080 --ingress external \
  --cpu 1.0 --memory 1Gi --min-replicas 0 --max-replicas 10 \
  --user-assigned "$IDENTITY_ID" --registry-identity "$IDENTITY_ID" \
  --registry-server "${ACR_NAME}.azurecr.io" \
  --secrets db-pw=keyvaultref:"${SECRET_URI}",identityref:"${IDENTITY_ID}" \
  --env-vars ENV=prod DB_PASSWORD=secretref:db-pw \
  --scale-rule-name http --scale-rule-type http --scale-rule-http-concurrency 80
PowerShell
$secret = az keyvault secret show --vault-name $KEY_VAULT --name db-pw | ConvertFrom-Json
az containerapp create `
  --name <app-name> -g $RG --environment "${RG}-env" `
  --image "${ACR_NAME}.azurecr.io/app:v1" --target-port 8080 --ingress external `
  --cpu 1.0 --memory 1Gi --min-replicas 0 --max-replicas 10 `
  --user-assigned $identity.id --registry-identity $identity.id `
  --registry-server "${ACR_NAME}.azurecr.io" `
  --secrets "db-pw=keyvaultref:$($secret.id),identityref:$($identity.id)" `
  --env-vars "ENV=prod" "DB_PASSWORD=secretref:db-pw" `
  --scale-rule-name http --scale-rule-type http --scale-rule-http-concurrency 80
Configuration Mapping
Cloud RunContainer Apps
--min-instances 0--min-replicas 0
--max-instances 10--max-replicas 10
--concurrency 80--scale-rule-http-concurrency 80
--cpu 1--cpu 1.0
--memory 512Mi--memory 1Gi

Phase 5: Validation

Bash
FQDN=$(az containerapp show --name <app-name> -g "$RG" --query properties.configuration.ingress.fqdn -o tsv)
curl -I "https://$FQDN/health"
az containerapp logs show --name <app-name> -g "$RG" --tail 100
PowerShell
$app = az containerapp show --name <app-name> -g $RG | ConvertFrom-Json
Invoke-WebRequest -Uri "https://$($app.properties.configuration.ingress.fqdn)/health"
az containerapp logs show --name <app-name> -g $RG --tail 100

Troubleshooting

IssueSolution
Image pull failsVerify ACR role: az role assignment list --assignee $PRINCIPAL_ID --scope $ACR_ID -o table
App won't startCheck logs: az containerapp logs show --name <app> -g $RG --tail 100
Secret not accessibleVerify RBAC: az role assignment list --assignee $PRINCIPAL_ID --scope $KV_ID -o table
Scaling not workingCheck config: az containerapp show --name <app> --query properties.template.scale

Requirements and compatibility

Works with: Claude Code, Claude apps, OpenAI Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Goose, Amp, Roo Code, JetBrains Junie, Factory Droid, Devin (ex-Windsurf), Mistral Vibe, OpenHands, Letta

“Works with” means the tool reads the open Agent Skills format; a skill written for one tool may use features others lack.

Security

What our scanner noticed· Low risk

  • Instructions that use the network

A static scan is not a guarantee. Skills are third-party content: review a skill before you let an agent use it.

Attribution and licence

Created by
Microsoft
Publisher
Microsoft (Official)
Source
microsoft/skills · .github/plugins/azure-skills/skills/azure-cloud-migrate · commit 0696600
Licence
MIT License (redistribution allowed)
  • LICENSE (added by AutoGineer from .github/plugins/azure-skills/LICENSE)
  • ATTRIBUTION.md (written by AutoGineer)
Synced
Also distributed in
microsoft/azure-skills

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Download ZIP

The ZIP holds the skill’s files, its licence files and an ATTRIBUTION.md. Download azure-cloud-migrate.zip