# Tracing Demo Application deployment automation
# Three-tier Python application demonstrating distributed tracing

NAMESPACE := "services"
RELEASE_NAME := "tracing-demo"
CHART_PATH := "./helm-chart"

# Build all Docker images (use docker-image-Justfile for build/push to registry)
build:
    just -f docker-image-Justfile build

# Push images to private registry
push:
    just -f docker-image-Justfile push

# Build and push images
build-push: build push

# Install Helm chart
install:
    helm install {{RELEASE_NAME}} {{CHART_PATH}} --namespace {{NAMESPACE}} --create-namespace

# Upgrade Helm chart
upgrade:
    helm upgrade {{RELEASE_NAME}} {{CHART_PATH}} --namespace {{NAMESPACE}}

# Delete Helm release
delete:
    helm uninstall {{RELEASE_NAME}} --namespace {{NAMESPACE}}

# Rebuild images, import, and upgrade deployment
rebuild: build import upgrade

# Check deployment status
status:
    kubectl get pods -n {{NAMESPACE}} | grep tracing-demo
    kubectl get svc -n {{NAMESPACE}} | grep -E '(frontend|middleware|backend)-service'
    kubectl get ingress -n {{NAMESPACE}} tracing-demo-ingress

# View logs from all services
logs:
    @echo "=== Frontend logs ==="
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-frontend --tail=20
    @echo ""
    @echo "=== Middleware logs ==="
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-middleware --tail=20
    @echo ""
    @echo "=== Backend logs ==="
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-backend --tail=20

# Follow logs from frontend
logs-frontend:
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-frontend -f

# Follow logs from middleware
logs-middleware:
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-middleware -f

# Follow logs from backend
logs-backend:
    kubectl logs -n {{NAMESPACE}} -l app=tracing-demo-backend -f

# Test the application
test:
    @echo "Testing frontend health endpoint..."
    curl http://tracing-demo.f3s.buetow.org/
    @echo ""
    @echo "Testing API process endpoint..."
    curl http://tracing-demo.f3s.buetow.org/api/process

# Load test - generate multiple traces
load-test:
    @echo "Generating 50 requests with 0.5s delay..."
    @for i in {1..50}; do \
        curl -s http://tracing-demo.f3s.buetow.org/api/process >/dev/null && echo "Request $$i complete"; \
        sleep 0.5; \
    done
    @echo "Load test complete!"

# Port forward to services for local testing
port-forward-frontend:
    kubectl port-forward -n {{NAMESPACE}} svc/frontend-service 5000:5000

port-forward-middleware:
    kubectl port-forward -n {{NAMESPACE}} svc/middleware-service 5001:5001

port-forward-backend:
    kubectl port-forward -n {{NAMESPACE}} svc/backend-service 5002:5002

# Check if traces are being generated
check-traces:
    @echo "Check Grafana Tempo for traces with:"
    @echo "  { resource.service.namespace = \"tracing-demo\" }"