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Python DevOps Examples

A comprehensive collection of Python scripts and tools for advanced DevOps practices, covering Infrastructure Automation, Configuration Management, Monitoring, Orchestration, Containerization, and Infrastructure as Code.

Table of Contents

Installation

# Clone the repository
git clone https://github.com/Luckydooda/python-devops-examples.git
cd python-devops-examples

# Create virtual environment
python -m venv devops-env
source devops-env/bin/activate  # On Windows: devops-env\Scripts\activate

# Install dependencies
pip install -r requirements.txt

Usage

Each directory contains specific examples with detailed documentation. Navigate to the respective folders to explore:

# Run infrastructure automation scripts
python infrastructure/aws_ec2_manager.py

# Execute configuration management tasks
python config_management/ansible_playbook_runner.py

# Start monitoring services
python monitoring/prometheus_exporter.py

Infrastructure Automation

AWS Resource Management

  • EC2 Instance Management: Automated provisioning, scaling, and termination
  • S3 Bucket Operations: Lifecycle management and automated backups
  • VPC Configuration: Network setup and security group management
  • Lambda Functions: Serverless automation workflows
# Example: EC2 Auto-scaling
import boto3
from infrastructure.aws_manager import EC2Manager

ec2_manager = EC2Manager()
ec2_manager.create_auto_scaling_group(
    name="web-servers",
    min_size=2,
    max_size=10,
    desired_capacity=3
)

Multi-Cloud Support

  • Azure Resource Management: ARM templates and resource groups
  • Google Cloud Platform: Compute Engine and Kubernetes Engine
  • Terraform Integration: Cross-cloud infrastructure provisioning

Configuration Management

Ansible Integration

  • Playbook Automation: Dynamic inventory and role-based deployments
  • Vault Management: Secure credential handling
  • Custom Modules: Extended functionality for specific use cases
# Example: Dynamic Ansible Inventory
from config_management.ansible_dynamic import DynamicInventory

inventory = DynamicInventory()
inventory.generate_from_aws_tags({
    'Environment': 'production',
    'Role': 'web-server'
})

Configuration Templates

  • Jinja2 Templating: Dynamic configuration generation
  • Environment-specific Configs: Dev, staging, production configurations
  • Secret Management: Integration with HashiCorp Vault and AWS Secrets Manager

Monitoring and Logging

Prometheus Integration

  • Custom Metrics: Application and infrastructure monitoring
  • Alerting Rules: Automated incident response
  • Grafana Dashboards: Visualization and reporting
# Example: Custom Prometheus Exporter
from monitoring.prometheus_exporter import CustomExporter
from prometheus_client import start_http_server

exporter = CustomExporter()
start_http_server(8000)
exporter.collect_application_metrics()

ELK Stack Integration

  • Elasticsearch Indexing: Log aggregation and search
  • Logstash Pipelines: Data transformation and enrichment
  • Kibana Visualizations: Real-time dashboard creation

Distributed Tracing

  • Jaeger Integration: Request tracing across microservices
  • OpenTelemetry: Standardized observability data collection

Container Orchestration

Kubernetes Management

  • Cluster Provisioning: Automated cluster setup and configuration
  • Deployment Strategies: Blue-green, canary, and rolling deployments
  • Resource Management: CPU, memory, and storage optimization
  • Service Mesh: Istio integration for advanced traffic management
# Example: Kubernetes Deployment Automation
from orchestration.k8s_manager import KubernetesManager

k8s = KubernetesManager()
k8s.deploy_application(
    name="microservice-api",
    image="myapp:v1.2.3",
    replicas=3,
    strategy="rolling-update"
)

Docker Swarm

  • Service Management: Multi-node container orchestration
  • Load Balancing: Automated traffic distribution
  • Secret and Config Management: Secure deployment practices

Containerization

Docker Optimization

  • Multi-stage Builds: Minimized image sizes
  • Security Scanning: Vulnerability assessment and mitigation
  • Registry Management: Private registry setup and maintenance
# Example: Optimized Python Application Dockerfile
FROM python:3.11-slim as builder
WORKDIR /app
COPY requirements.txt .
RUN pip install --user -r requirements.txt

FROM python:3.11-slim
WORKDIR /app
COPY --from=builder /root/.local /root/.local
COPY . .
EXPOSE 8000
CMD ["python", "app.py"]

Container Security

  • Image Hardening: Minimal base images and security best practices
  • Runtime Security: Container escape prevention and monitoring
  • Compliance Scanning: NIST and CIS benchmark adherence

Infrastructure as Code (IaC)

Terraform Modules

  • Reusable Components: Standardized infrastructure patterns
  • State Management: Remote state and locking mechanisms
  • Provider Integration: AWS, Azure, GCP, and Kubernetes
# Example: Terraform Automation
from iac.terraform_manager import TerraformManager

tf = TerraformManager()
tf.plan_infrastructure("environments/production")
tf.apply_changes(auto_approve=False)

CloudFormation Integration

  • Stack Management: Automated AWS resource provisioning
  • Parameter Injection: Dynamic configuration management
  • Cross-stack References: Complex infrastructure dependencies

Pulumi Support

  • Python-native IaC: Infrastructure definition using familiar syntax
  • Cloud-agnostic Deployments: Multi-cloud resource management

Advanced DevOps Topics

GitOps Implementation

  • ArgoCD Integration: Kubernetes application deployment
  • Flux Configuration: Continuous deployment workflows
  • Git-based Operations: Infrastructure and application synchronization

Chaos Engineering

  • Chaos Monkey: Automated failure injection
  • Resilience Testing: System reliability validation
  • Disaster Recovery: Automated backup and restoration procedures
# Example: Chaos Engineering
from advanced.chaos_engineering import ChaosMonkey

chaos = ChaosMonkey()
chaos.random_pod_termination(
    namespace="production",
    probability=0.1
)

Service Mesh Management

  • Istio Configuration: Traffic management and security policies
  • Envoy Proxy: Load balancing and circuit breaking
  • Observability Integration: Distributed tracing and metrics collection

CI/CD Pipeline Integration

Jenkins Automation

  • Pipeline as Code: Jenkinsfile-based build definitions
  • Plugin Management: Automated plugin installation and configuration
  • Distributed Builds: Agent management and workload distribution

GitHub Actions

  • Workflow Automation: Event-driven CI/CD pipelines
  • Custom Actions: Reusable workflow components
  • Security Scanning: Automated vulnerability assessment

GitLab CI/CD

  • Runner Management: Self-hosted and cloud-based execution
  • Pipeline Optimization: Caching and parallelization strategies
  • Environment Management: Deployment approval workflows

Security and Compliance

DevSecOps Integration

  • SAST/DAST Tools: Static and dynamic security analysis
  • Dependency Scanning: Vulnerability detection in third-party libraries
  • Container Security: Image scanning and runtime protection
# Example: Security Scanning Integration
from security.scanner import SecurityScanner

scanner = SecurityScanner()
results = scanner.scan_container_image("myapp:latest")
scanner.generate_compliance_report(results)

Compliance Automation

  • PCI DSS: Payment card industry compliance
  • HIPAA: Healthcare data protection
  • SOX: Financial reporting compliance
  • GDPR: Data privacy and protection

Performance Optimization

Application Performance Monitoring

  • APM Integration: New Relic, Datadog, and AppDynamics
  • Custom Metrics: Business-specific performance indicators
  • Alerting Strategies: Proactive issue detection and response

Infrastructure Optimization

  • Cost Management: Resource rightsizing and optimization
  • Auto-scaling: Demand-based resource allocation
  • Performance Tuning: Database and application optimization

Best Practices

Code Quality

  • Linting and Formatting: Black, flake8, and mypy integration
  • Testing Strategies: Unit, integration, and end-to-end testing
  • Code Reviews: Automated and manual review processes

Documentation

  • API Documentation: OpenAPI/Swagger integration
  • Infrastructure Documentation: Architecture decision records (ADRs)
  • Runbook Creation: Operational procedures and troubleshooting guides

Examples Directory Structure

python-devops-examples/
├── infrastructure/
│   ├── aws/
│   ├── azure/
│   ├── gcp/
│   └── terraform/
├── config_management/
│   ├── ansible/
│   ├── puppet/
│   └── chef/
├── monitoring/
│   ├── prometheus/
│   ├── grafana/
│   └── elk_stack/
├── orchestration/
│   ├── kubernetes/
│   ├── docker_swarm/
│   └── nomad/
├── containerization/
│   ├── docker/
│   ├── podman/
│   └── buildah/
├── iac/
│   ├── terraform/
│   ├── pulumi/
│   └── cloudformation/
├── security/
│   ├── scanning/
│   ├── compliance/
│   └── secrets_management/
├── cicd/
│   ├── jenkins/
│   ├── github_actions/
│   └── gitlab_ci/
└── advanced/
    ├── gitops/
    ├── chaos_engineering/
    └── service_mesh/

Contributing

  1. Fork the repository
  2. Create a feature branch (git checkout -b feature/amazing-feature)
  3. Commit your changes (git commit -m 'Add amazing feature')
  4. Push to the branch (git push origin feature/amazing-feature)
  5. Open a Pull Request

Development Guidelines

  • Follow PEP 8 style guidelines
  • Include comprehensive documentation
  • Add unit tests for new functionality
  • Update README for new examples

Requirements

  • Python 3.8+
  • Docker 20.10+
  • Kubernetes 1.20+
  • Terraform 1.0+
  • Ansible 2.9+

See requirements.txt for detailed Python dependencies.

License

This project is licensed under the MIT License - see the LICENSE file for details.

Support

For questions, issues, or contributions:

  • Create an issue in this repository
  • Join our community discussions
  • Check the documentation wiki

Acknowledgments

  • DevOps community for best practices
  • Open source tools and maintainers
  • Contributors and collaborators

Note: This repository is actively maintained and updated with the latest DevOps practices and Python integrations. Star ⭐ this repo to stay updated with new examples and improvements!

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