# 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

# Trigger ArgoCD sync
sync:
    @echo "Triggering ArgoCD sync..."
    @kubectl annotate application {{RELEASE_NAME}} -n cicd argocd.argoproj.io/refresh=normal --overwrite
    @sleep 2
    @kubectl get application {{RELEASE_NAME}} -n cicd -o jsonpath='Sync: {.status.sync.status}, Health: {.status.health.status}' && echo ""

# Show ArgoCD application details
argocd-status:
    argocd app get {{RELEASE_NAME}} --core

# Check deployment status
status:
    @echo "=== Pods ==="
    @kubectl get pods -n {{NAMESPACE}} | grep tracing-demo
    @echo ""
    @echo "=== Services ==="
    @kubectl get svc -n {{NAMESPACE}} | grep -E '(frontend|middleware|backend)-service'
    @echo ""
    @echo "=== Ingress ==="
    @kubectl get ingress -n {{NAMESPACE}} tracing-demo-ingress
    @echo ""
    @echo "=== ArgoCD Status ==="
    @kubectl get application {{RELEASE_NAME}} -n cicd -o jsonpath='Sync: {.status.sync.status}, Health: {.status.health.status}' 2>/dev/null && echo "" || echo "Not found"

# Restart all pods
restart:
    @echo "Restarting frontend..."
    @kubectl rollout restart -n {{NAMESPACE}} deployment/tracing-demo-frontend
    @echo "Restarting middleware..."
    @kubectl rollout restart -n {{NAMESPACE}} deployment/tracing-demo-middleware
    @echo "Restarting backend..."
    @kubectl rollout restart -n {{NAMESPACE}} deployment/tracing-demo-backend

# 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\" }"

# === Argo Rollouts Commands ===

# Watch frontend rollout progress
rollout-watch:
    @if ! command -v kubectl-argo-rollouts &> /dev/null; then \
        echo "ERROR: kubectl argo rollouts plugin not installed"; \
        echo "Install with: curl -LO https://github.com/argoproj/argo-rollouts/releases/latest/download/kubectl-argo-rollouts-linux-amd64 && sudo install -m 755 kubectl-argo-rollouts-linux-amd64 /usr/local/bin/kubectl-argo-rollouts"; \
        exit 1; \
    fi
    kubectl argo rollouts get rollout tracing-demo-frontend -n {{NAMESPACE}} --watch

# Check rollout status
rollout-status:
    kubectl argo rollouts status tracing-demo-frontend -n {{NAMESPACE}}

# Describe rollout
rollout-info:
    kubectl argo rollouts get rollout tracing-demo-frontend -n {{NAMESPACE}}

# Promote canary to 100% (skip waiting)
rollout-promote:
    kubectl argo rollouts promote tracing-demo-frontend -n {{NAMESPACE}}

# Abort current rollout
rollout-abort:
    kubectl argo rollouts abort tracing-demo-frontend -n {{NAMESPACE}}

# View rollout history
rollout-history:
    kubectl argo rollouts history tracing-demo-frontend -n {{NAMESPACE}}

# === Automated Demo Scripts ===

# Run full automated canary rollout demo
demo-canary:
    @./demo-canary-rollout.sh

# Run abort/rollback demo
demo-abort:
    @./demo-abort-rollout.sh

# Reset rollout to clean state
demo-reset:
    @./demo-reset.sh

# Interactive demo menu
demo-menu:
    @./demo-menu.sh

# Start demo (requires manual rollout trigger in another terminal)
rollout-demo:
    @echo "Starting Argo Rollouts demo..."
    @echo ""
    ./rollout-demo.sh