23a9ffe443
Phase Plans (5 files): - 04-RESEARCH.md: Domain research on Docker limits, healthchecks, EC2 parallels - 04-VALIDATION.md: Success criteria and validation strategy - 04-01-PLAN.md: Test infrastructure (RED phase) - 04-02-PLAN.md: Diátxis documentation - 04-03-PLAN.md: Infrastructure implementation (GREEN phase) Test Scripts (6 files, 1300+ lines): - 01-resource-limits-test.sh: Validate INF-03 compliance - 02-healthcheck-test.sh: Validate healthcheck configuration - 03-enforcement-test.sh: Verify resource limits with docker stats - 04-verify-infrastructure.sh: Infrastructure verification - 99-final-verification.sh: End-to-end student verification - run-all-tests.sh: Test orchestration with fail-fast - quick-test.sh: Fast validation (<30s) Documentation (11 files, 2500+ lines): Tutorials (3): - 01-set-resource-limits.md: EC2 instance types, Docker limits syntax - 02-implement-healthchecks.md: ELB health check parallels - 03-dependencies-with-health.md: depends_on with service_healthy How-to Guides (4): - check-resource-usage.md: docker stats monitoring - test-limits-enforcement.md: Stress testing CPU/memory - custom-healthcheck.md: HTTP, TCP, database healthchecks - instance-type-mapping.md: Docker limits → EC2 mapping Reference (3): - compose-resources-syntax.md: Complete deploy.resources reference - healthcheck-syntax.md: All healthcheck parameters - ec2-instance-mapping.md: Instance type mapping table Explanation (1): - compute-ec2-parallels.md: Container=EC2, Limits=Instance Type, Healthcheck=ELB Infrastructure: - docker-compose.yml: 5 services (web, app, worker, db, stress-test) All services: INF-03 compliant (cpus + memory limits) All services: healthcheck configured EC2 parallels: t2.nano, t2.micro, t2.small, t2.medium, m5.large - Dockerfile: Alpine 3.19 + stress tools + non-root user Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
141 lines
2.7 KiB
YAML
141 lines
2.7 KiB
YAML
# Lab 03: Compute & EC2 - Docker Compose Configuration
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# Simula diverse EC2 instance types usando resource limits Docker
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version: "3.8"
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services:
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# Web Server - simula t2.micro (1 vCPU, 1 GB RAM)
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web:
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image: nginx:alpine
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container_name: lab03-web
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hostname: web
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deploy:
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resources:
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limits:
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cpus: '1'
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memory: 1G
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healthcheck:
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test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/"]
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interval: 10s
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timeout: 5s
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retries: 3
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start_period: 5s
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ports:
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- "127.0.0.1:8080:80"
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depends_on:
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app:
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condition: service_healthy
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restart: unless-stopped
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# Application Server - simula t2.small (1 vCPU, 2 GB RAM)
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app:
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image: nginx:alpine
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container_name: lab03-app
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hostname: app
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deploy:
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resources:
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limits:
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cpus: '1'
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memory: 2G
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healthcheck:
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test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/"]
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interval: 10s
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timeout: 5s
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retries: 3
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start_period: 5s
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ports:
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- "127.0.0.1:8081:80"
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depends_on:
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db:
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condition: service_healthy
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restart: unless-stopped
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# Worker - simula t2.medium (2 vCPU, 4 GB RAM)
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worker:
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image: alpine:3.19
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container_name: lab03-worker
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hostname: worker
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command: ["sh", "-c", "sleep 3600"]
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deploy:
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resources:
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limits:
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cpus: '2'
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memory: 4G
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healthcheck:
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test: ["CMD-SHELL", "exit 0"]
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interval: 30s
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timeout: 5s
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retries: 3
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restart: unless-stopped
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# Database - simula t2.medium (2 vCPU, 4 GB RAM)
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db:
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image: postgres:16-alpine
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container_name: lab03-db
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hostname: db
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environment:
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POSTGRES_DB: lab03_db
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POSTGRES_USER: lab03_user
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POSTGRES_PASSWORD: lab03_password
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POSTGRES_INITDB_ARGS: "-E UTF8"
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deploy:
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resources:
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limits:
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cpus: '2'
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memory: 4G
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healthcheck:
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test: ["CMD-SHELL", "pg_isready -U lab03_user -d lab03_db || exit 1"]
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interval: 10s
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timeout: 5s
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retries: 5
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start_period: 10s
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volumes:
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- db-data:/var/lib/postgresql/data
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restart: unless-stopped
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# Stress Test Container - per verifica enforcement
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stress-test:
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image: alpine:3.19
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container_name: lab03-stress
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hostname: stress-test
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command: ["sh", "-c", "sleep 3600"]
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deploy:
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resources:
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limits:
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cpus: '0.5'
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memory: 512M
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healthcheck:
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test: ["CMD-SHELL", "exit 0"]
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interval: 5s
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timeout: 3s
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retries: 3
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restart: unless-stopped
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# Persistent Volumes
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volumes:
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db-data:
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driver: local
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