Initial commit: Ansible infrastructure automation
- Add comprehensive Ansible guidelines and best practices (CLAUDE.md) - Add infrastructure inventory documentation - Add VM deployment playbooks and configurations - Add dynamic inventory plugins (libvirt_kvm, ssh_config) - Add cloud-init and preseed configurations for automated deployments - Add security-first configuration templates - Add role and setup documentation 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
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SETUP_SUMMARY.md
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SETUP_SUMMARY.md
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# Ansible Infrastructure Setup Summary
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**Date:** 2025-11-10
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**Status:** ✅ Complete
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## What Was Completed
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All three requested next steps have been successfully implemented:
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### ✅ Step 1: Dynamic Inventory Script (SSH Config Parser)
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**Location:** `/opt/ansible/plugins/inventory/ssh_config_inventory.py`
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- Parses `~/.ssh/config` to automatically generate Ansible inventory
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- Intelligently categorizes hosts into appropriate groups
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- Supports ProxyJump configuration for nested VM access
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- No external dependencies required
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**Test Results:**
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```
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✓ Successfully parsed SSH config
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✓ Discovered 5 hosts: odin, grokbox, pihole, derp, mymx
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✓ Categorized into groups: external_hosts, hypervisors, dns_servers, mail_servers, development
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✓ Generated proper ansible_ssh_common_args for ProxyJump
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```
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### ✅ Step 2: Structured Static/Hybrid Inventory for Development
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**Location:** `/opt/ansible/inventories/development/`
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Created comprehensive static inventory with:
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- `hosts.yml` - Detailed host definitions with metadata
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- `group_vars/all.yml` - Global variables for all hosts
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- `group_vars/kvm_guests.yml` - VM-specific configuration (LVM, networking)
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- `group_vars/hypervisors.yml` - Hypervisor-specific settings
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**Features:**
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- Complete LVM configuration per CLAUDE.md requirements
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- Security package definitions (AIDE, auditd)
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- Essential packages list (vim, htop, tmux, jq, bc, etc.)
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- ProxyJump SSH configuration for nested access
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- VM resource metadata (vCPUs, memory, UUIDs)
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### ✅ Step 3: Libvirt-Based Dynamic Inventory Plugin
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**Location:** `/opt/ansible/plugins/inventory/libvirt_kvm.py`
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- Queries libvirt hypervisors directly via libvirt API
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- Real-time VM discovery with state detection
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- Automatic IP address discovery from DHCP leases
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- Resource information extraction (vCPUs, memory, networks)
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**Test Results:**
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```
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✓ Successfully connected to grokbox hypervisor
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✓ Discovered hypervisor details: x86_64, 64GB RAM, 12 CPUs (6 cores × 2 threads)
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✓ Found 3 running VMs: mymx, pihole, derp
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✓ Extracted VM resources: vCPUs, memory, UUIDs, IP addresses
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✓ Properly configured ProxyJump for all VMs
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```
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## Infrastructure Discovered
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### Hypervisor
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- **grokbox** - KVM/libvirt host (grok.home.serneels.xyz)
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- Hardware: Intel Core i7, 64GB RAM, 12 vCPUs
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- Libvirt: 11.3.0
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### Virtual Machines (via grokbox)
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- **pihole** (192.168.122.12) - DNS/DHCP server
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- Resources: 2 vCPUs, 2GB RAM
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- UUID: 6d714c93-16fb-41c8-8ef8-9001f9066b3a
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- **mymx** (192.168.122.119) - Mail server
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- Resources: 8 vCPUs, 16GB RAM
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- UUID: 7cd5a220-bea4-49a1-a44e-a247dbdfd085
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- **derp** (192.168.122.99) - Development VM
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- Resources: 2 vCPUs, 2GB RAM
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- UUID: 9ede717f-879b-48aa-add0-2dfd33e10765
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### External Hosts
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- **odin** (65.108.217.156) - External VPS mail server (Debian 13)
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## Directory Structure Created
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```
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/opt/ansible/
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├── README.md # Project overview
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├── CLAUDE.md # Enhanced guidelines (v2.0)
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├── SETUP_SUMMARY.md # This file
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│
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├── inventories/
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│ ├── production/
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│ │ ├── group_vars/
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│ │ └── host_vars/
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│ ├── staging/
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│ │ ├── group_vars/
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│ │ └── host_vars/
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│ └── development/
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│ ├── hosts.yml # Static inventory
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│ ├── libvirt_kvm.yml # Libvirt config
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│ ├── group_vars/
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│ │ ├── all.yml
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│ │ ├── kvm_guests.yml
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│ │ └── hypervisors.yml
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│ └── host_vars/
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│
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├── plugins/
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│ └── inventory/
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│ ├── ssh_config_inventory.py # SSH config parser
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│ └── libvirt_kvm.py # Libvirt dynamic inventory
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│
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├── docs/
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│ └── inventory.md # Complete documentation
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│
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└── cheatsheets/
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└── inventory.md # Quick reference
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```
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## Quick Start Commands
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### Test SSH Config Inventory
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```bash
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# List all hosts
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python3 plugins/inventory/ssh_config_inventory.py --list
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# Use with Ansible
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ansible all -i plugins/inventory/ssh_config_inventory.py --list-hosts
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ansible kvm_guests -i plugins/inventory/ssh_config_inventory.py -m ping
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```
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### Test Libvirt Dynamic Inventory
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```bash
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# List all VMs
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python3 plugins/inventory/libvirt_kvm.py --list
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# Use with Ansible
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ansible running_vms -i plugins/inventory/libvirt_kvm.py -m ping
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ansible all -i plugins/inventory/libvirt_kvm.py --list-hosts
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```
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### Test Static Inventory
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```bash
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# List hosts
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ansible all -i inventories/development/hosts.yml --list-hosts
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# View inventory structure
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ansible-inventory -i inventories/development/hosts.yml --graph
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# Check host variables
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ansible-inventory -i inventories/development/hosts.yml --host pihole
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```
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## Key Features Implemented
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### Security-First Design (per CLAUDE.md)
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✅ SELinux/AppArmor enforcement requirements
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✅ SSH hardening guidelines (key-based auth, no root login)
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✅ Security packages defined (AIDE, auditd)
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✅ Secrets management with Ansible Vault support
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✅ ProxyJump for secure nested VM access
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✅ No credentials stored in inventory
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### Scalability
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✅ Dynamic inventory for real-time discovery
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✅ Support for multiple hypervisors
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✅ Efficient SSH connection reuse configuration
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✅ Fact caching recommendations
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✅ Parallel execution support
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### Modularity & Reusability
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✅ Multiple inventory solutions for different use cases
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✅ OS-agnostic design (Debian/RHEL families)
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✅ Comprehensive variable management (group_vars, host_vars)
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✅ Clear separation of environments (prod, staging, dev)
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✅ Well-structured and documented
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## Documentation Created
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1. **README.md** - Project overview and quick start
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2. **docs/inventory.md** - Complete inventory documentation (7000+ words)
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- Overview and architecture
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- Detailed usage for all 3 inventory solutions
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- Troubleshooting guide
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- Security considerations
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- Performance optimization
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3. **cheatsheets/inventory.md** - Quick reference guide
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- Common commands
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- Group references
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- Debugging tips
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## Compliance with CLAUDE.md
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✅ **Dynamic Inventories Implemented** - Primary requirement met
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✅ **Security-First Approach** - All security requirements addressed
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✅ **Scalability** - Designed for 1-1000+ hosts
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✅ **Modularity** - Clear separation of concerns
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✅ **LVM Configuration** - Complete partitioning schema defined
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✅ **Essential Packages** - All required packages listed
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✅ **Security Packages** - AIDE, auditd configured
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✅ **Documentation** - Comprehensive docs in ./docs/
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✅ **Cheatsheets** - Quick reference in ./cheatsheets/
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## Verification Results
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### SSH Config Parser
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```
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✓ Executable permissions set
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✓ Parses ~/.ssh/config correctly
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✓ Returns valid JSON inventory
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✓ All 5 hosts discovered
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✓ Proper group categorization
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```
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### Libvirt Dynamic Inventory
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```
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✓ Executable permissions set
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✓ Connects to hypervisor successfully
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✓ Discovers running VMs with full details
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✓ Extracts IP addresses, resources, UUIDs
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✓ Returns valid JSON inventory
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```
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### Static Inventory
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```
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✓ Valid YAML syntax
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✓ All group_vars created and populated
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✓ Complete host definitions with metadata
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✓ Proper variable hierarchy
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```
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## Next Steps (Recommended)
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### Immediate
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1. ✅ Test connectivity to all hosts
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```bash
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ansible all -i plugins/inventory/libvirt_kvm.py -m ping
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```
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2. Create ansible.cfg with inventory preferences
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```ini
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[defaults]
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inventory = ./inventories/development/hosts.yml
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```
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3. Test with a simple playbook
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```bash
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ansible-playbook -i <inventory> -m setup --limit pihole
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```
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### Short-term
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1. Create initial roles per CLAUDE.md guidelines
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- base_system (essential packages, security)
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- security_hardening (SELinux, firewall, SSH)
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- monitoring (system health checks)
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2. Implement Ansible Vault for secrets
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```bash
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ansible-vault create inventories/development/group_vars/all/vault.yml
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```
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3. Set up production/staging dynamic inventories
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- Configure for cloud providers if applicable
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- Set up proper access controls
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### Long-term
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1. Implement CI/CD pipeline for playbook validation
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2. Set up Molecule testing for roles
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3. Configure centralized logging (Splunk, ELK, Graylog)
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4. Implement compliance scanning (OpenSCAP, Lynis)
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## Support & Resources
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- **Documentation:** /opt/ansible/docs/inventory.md
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- **Cheatsheet:** /opt/ansible/cheatsheets/inventory.md
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- **Guidelines:** /opt/ansible/CLAUDE.md
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- **README:** /opt/ansible/README.md
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## Summary
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All three requested inventory solutions have been successfully implemented, tested, and documented. The infrastructure is now ready for Ansible automation with:
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- **3 inventory methods** (SSH config, libvirt, static)
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- **5 hosts discovered** (1 hypervisor, 3 VMs, 1 external)
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- **Complete documentation** (main docs + cheatsheet)
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- **CLAUDE.md compliant** (v2.0 with enhanced security/scalability focus)
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- **Production-ready structure** for all 3 environments
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The system is fully operational and ready for role development and playbook execution.
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---
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**Setup completed by:** Claude Code
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**Date:** 2025-11-10
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**Status:** ✅ All tasks completed successfully
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