robojerk
306a68b89a
- Fix parallel execution logic to properly handle JoinHandle<Result<R, E>> types - Use join_all instead of try_join_all for proper Result handling - Fix double question mark (??) issue in parallel execution methods - Clean up unused imports in parallel and cache modules - Ensure all performance optimization modules compile successfully - Fix CI build failures caused by compilation errors
586 lines
16 KiB
Markdown
586 lines
16 KiB
Markdown
# Documentation Plan
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## 🎯 **Objective**
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Create comprehensive, user-friendly documentation that covers all aspects of apt-ostree, from basic usage to advanced development, ensuring users and developers can effectively use and contribute to the system.
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## 📚 **Documentation Structure**
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### **1. User Documentation**
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- **Quick Start Guide**: Get up and running in minutes
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- **User Manual**: Complete user reference
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- **Troubleshooting**: Common issues and solutions
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- **Examples**: Real-world usage scenarios
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### **2. Developer Documentation**
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- **Architecture Guide**: System design and components
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- **API Reference**: Complete interface documentation
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- **Development Guide**: Contributing to apt-ostree
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- **Testing Guide**: Testing strategies and examples
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### **3. Administrator Documentation**
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- **Installation Guide**: System deployment
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- **Configuration Guide**: System customization
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- **Security Guide**: Security policies and hardening
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- **Maintenance Guide**: System upkeep and monitoring
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## 📖 **User Documentation**
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### **Quick Start Guide**
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```markdown
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# Quick Start Guide
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## Installation
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```bash
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# Debian/Ubuntu
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sudo apt update
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sudo apt install apt-ostree
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# From source
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git clone https://github.com/your-org/apt-ostree.git
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cd apt-ostree
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cargo build --release
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sudo cp target/release/apt-ostree /usr/local/bin/
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```
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## First Steps
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```bash
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# Check system status
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apt-ostree status
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# Search for packages
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apt-ostree search nginx
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# Install a package
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sudo apt-ostree install nginx
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# Check system health
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apt-ostree metrics
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```
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## Basic Operations
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- **System upgrade**: `apt-ostree upgrade`
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- **Package management**: `apt-ostree install/remove`
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- **System rollback**: `apt-ostree rollback`
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- **Live updates**: `apt-ostree apply-live`
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```
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### **User Manual**
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```markdown
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# User Manual
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## Table of Contents
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1. [Introduction](introduction.md)
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2. [Getting Started](getting-started.md)
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3. [Basic Commands](basic-commands.md)
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4. [Package Management](package-management.md)
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5. [System Operations](system-operations.md)
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6. [Advanced Features](advanced-features.md)
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7. [Troubleshooting](troubleshooting.md)
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8. [Reference](reference.md)
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## Command Reference
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### Core Commands
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- `status` - System status and information
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- `upgrade` - System upgrade operations
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- `rollback` - System rollback functionality
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- `deploy` - Deployment management
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- `rebase` - Tree rebasing operations
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### Package Management
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- `install` - Install packages
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- `uninstall` - Remove packages
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- `search` - Search for packages
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- `override` - Package override management
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### System Management
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- `initramfs` - Initramfs management
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- `kargs` - Kernel argument management
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- `reload` - Reload configuration
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- `cancel` - Cancel operations
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### Advanced Commands
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- `compose` - Tree composition
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- `db` - Database operations
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- `reset` - System reset
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- `refresh-md` - Refresh metadata
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### Live Updates
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- `apply-live` - Apply live updates
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- `usroverlay` - User overlay management
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### Utility Commands
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- `cleanup` - System cleanup
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- `finalize-deployment` - Finalize deployment
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- `metrics` - System metrics
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```
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### **Troubleshooting Guide**
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```markdown
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# Troubleshooting Guide
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## Common Issues
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### Package Installation Failures
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**Problem**: Package installation fails with dependency errors
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**Solution**:
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```bash
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# Check package dependencies
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apt-ostree search <package-name>
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# Verify system state
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apt-ostree status
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# Try with dependency resolution
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apt-ostree install <package-name> --resolve-deps
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```
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### System Upgrade Issues
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**Problem**: System upgrade fails or hangs
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**Solution**:
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```bash
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# Check for active transactions
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apt-ostree transaction list
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# Cancel stuck operations
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apt-ostree cancel
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# Verify system integrity
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apt-ostree db verify
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```
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### Permission Errors
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**Problem**: Operation fails with permission denied
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**Solution**:
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```bash
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# Use sudo for privileged operations
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sudo apt-ostree install <package-name>
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# Check Polkit authorization
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pkaction --action-id org.projectatomic.aptostree1.install
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# Verify user permissions
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apt-ostree security check-user
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```
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## Error Codes
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- **E001**: Permission denied
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- **E002**: Package not found
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- **E003**: Dependency conflict
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- **E004**: System state error
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- **E005**: Network error
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- **E006**: Disk space error
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- **E007**: Transaction error
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- **E008**: Security violation
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## Recovery Procedures
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1. **System Rollback**: `apt-ostree rollback`
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2. **Transaction Cleanup**: `apt-ostree cleanup`
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3. **Database Repair**: `apt-ostree db repair`
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4. **System Reset**: `apt-ostree reset`
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```
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## 🛠️ **Developer Documentation**
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### **Architecture Guide**
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```markdown
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# Architecture Guide
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## System Overview
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apt-ostree is a hybrid image/package system that combines OSTree for atomic updates with APT for package management.
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## Component Architecture
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```
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┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐
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│ CLI Client │ │ System Daemon │ │ OSTree Repo │
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│ (apt-ostree) │◄──►│ (apt-ostreed) │◄──►│ │
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└─────────────────┘ └─────────────────┘ └─────────────────┘
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│ │ │
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│ │ │
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▼ ▼ ▼
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┌─────────────────┐ ┌─────────────────┐ ┌─────────────────┐
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│ APT Cache │ │ Transaction │ │ Package Store │
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│ │ │ Manager │ │ │
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└─────────────────┘ └─────────────────┘ └─────────────────┘
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```
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## Core Components
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### CLI Client
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- **Purpose**: User interface and command processing
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- **Responsibilities**: Argument parsing, command dispatch, output formatting
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- **Communication**: DBus interface with daemon
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### System Daemon
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- **Purpose**: Background service for system operations
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- **Responsibilities**: Package management, transaction processing, system operations
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- **Interfaces**: DBus API, system integration
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### Transaction Manager
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- **Purpose**: Atomic operation coordination
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- **Responsibilities**: Transaction lifecycle, rollback support, state management
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- **Features**: ACID properties, conflict resolution
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### Package Manager
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- **Purpose**: APT integration and package operations
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- **Responsibilities**: Dependency resolution, package installation, cache management
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- **Features**: Parallel operations, intelligent caching
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```
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### **API Reference**
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```markdown
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# API Reference
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## DBus Interface
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### org.projectatomic.aptostree1
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#### Methods
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##### get_system_status()
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Returns the current system status and deployment information.
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**Parameters**: None
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**Returns**: `String` - JSON-formatted system status
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**Errors**:
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- `org.freedesktop.DBus.Error.AccessDenied`: Insufficient permissions
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- `org.freedesktop.DBus.Error.Failed`: Operation failed
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**Example**:
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```bash
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dbus-send --system --dest=org.projectatomic.aptostree1 \
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--print-reply /org/projectatomic/aptostree1 \
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org.projectatomic.aptostree1.get_system_status
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```
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##### install_packages(packages: Array<String>)
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Installs the specified packages.
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**Parameters**:
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- `packages`: Array of package names to install
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**Returns**: `String` - Transaction ID
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**Errors**:
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- `org.freedesktop.DBus.Error.AccessDenied`: Insufficient permissions
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- `org.freedesktop.DBus.Error.InvalidArgs`: Invalid package names
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- `org.freedesktop.DBus.Error.Failed`: Installation failed
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**Example**:
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```bash
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dbus-send --system --dest=org.projectatomic.aptostree1 \
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--print-reply /org/projectatomic/aptostree1 \
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org.projectatomic.aptostree1.install_packages \
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array:string:"nginx","vim"
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```
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#### Properties
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##### SystemStatus (read)
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Current system status information.
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**Type**: `String`
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**Access**: Read
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**Description**: JSON-formatted system status
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##### PackageCount (read)
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Total number of installed packages.
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**Type**: `UInt32`
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**Access**: Read
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**Description**: Count of installed packages
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#### Signals
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##### package_installed(package: String, version: String)
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Emitted when a package is successfully installed.
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**Parameters**:
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- `package`: Name of the installed package
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- `version`: Version of the installed package
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##### transaction_completed(transaction_id: String, success: Boolean)
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Emitted when a transaction completes.
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**Parameters**:
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- `transaction_id`: ID of the completed transaction
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- `success`: Whether the transaction succeeded
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```
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### **Development Guide**
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```markdown
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# Development Guide
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## Setting Up Development Environment
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### Prerequisites
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- Rust 1.70+
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- Cargo
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- Git
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- Build tools (gcc, make, pkg-config)
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### Development Setup
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```bash
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# Clone repository
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git clone https://github.com/your-org/apt-ostree.git
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cd apt-ostree
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# Install dependencies
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sudo apt update
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sudo apt install build-essential pkg-config libostree-dev libapt-pkg-dev
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# Build project
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cargo build
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# Run tests
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cargo test
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# Run linter
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cargo clippy
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# Format code
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cargo fmt
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```
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## Project Structure
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```
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src/
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├── main.rs # CLI entry point
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├── lib.rs # Library exports
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├── daemon/ # Daemon implementation
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│ ├── mod.rs # Daemon module
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│ ├── main.rs # Daemon entry point
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│ ├── dbus.rs # DBus interface
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│ ├── transaction.rs # Transaction management
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│ ├── ostree.rs # OSTree operations
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│ ├── apt.rs # APT integration
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│ ├── security.rs # Security management
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│ ├── sysroot.rs # Sysroot operations
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│ └── os.rs # OS interface
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├── client/ # Client implementation
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│ ├── mod.rs # Client module
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│ ├── dbus.rs # DBus client
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│ └── transaction.rs # Transaction client
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└── lib/ # Core library
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├── error.rs # Error handling
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├── logging.rs # Logging system
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├── security.rs # Security utilities
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└── system.rs # System utilities
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```
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## Coding Standards
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### Rust Conventions
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- Follow Rust naming conventions
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- Use meaningful variable and function names
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- Implement proper error handling with `Result<T, E>`
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- Use async/await for asynchronous operations
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- Implement comprehensive testing
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### Code Organization
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- Keep functions small and focused
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- Use modules for logical grouping
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- Implement proper error propagation
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- Add comprehensive documentation comments
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### Testing Requirements
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- Unit tests for all public functions
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- Integration tests for workflows
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- Performance benchmarks for critical paths
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- Security tests for validation functions
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## Contributing
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### Development Workflow
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1. Fork the repository
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2. Create a feature branch
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3. Implement your changes
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4. Add tests for new functionality
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5. Update documentation
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6. Submit a pull request
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### Code Review Process
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- All changes require code review
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- Tests must pass before merge
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- Documentation must be updated
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- Security implications must be reviewed
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### Release Process
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1. Update version numbers
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2. Update changelog
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3. Run full test suite
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4. Create release tag
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5. Build and package
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6. Deploy to repositories
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```
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## 🔧 **Administrator Documentation**
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### **Installation Guide**
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```markdown
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# Installation Guide
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## System Requirements
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### Supported Distributions
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- Debian 13+ (Bookworm)
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- Ubuntu 25.04+ (Noble Numbat)
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### Hardware Requirements
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- **CPU**: x86_64 or ARM64
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- **Memory**: 2GB RAM minimum, 4GB recommended
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- **Storage**: 10GB free space minimum
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- **Network**: Internet connection for package downloads
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### Dependencies
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- OSTree 2023.1+
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- APT 2.6+
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- Systemd 250+
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- Polkit 0.120+
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## Installation Methods
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### Package Installation (Recommended)
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```bash
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# Add repository
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echo "deb https://apt.example.com/apt-ostree stable main" | \
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sudo tee /etc/apt/sources.list.d/apt-ostree.list
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# Add GPG key
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wget -qO - https://apt.example.com/apt-ostree.gpg.key | \
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sudo apt-key add -
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# Update package list
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sudo apt update
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# Install apt-ostree
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sudo apt install apt-ostree apt-ostreed
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```
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### Source Installation
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```bash
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# Install build dependencies
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sudo apt install build-essential pkg-config \
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libostree-dev libapt-pkg-dev libpolkit-gobject-1-dev
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# Clone and build
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git clone https://github.com/your-org/apt-ostree.git
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cd apt-ostree
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cargo build --release
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# Install binaries
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sudo cp target/release/apt-ostree /usr/local/bin/
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sudo cp target/release/apt-ostreed /usr/local/bin/
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# Install systemd services
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sudo cp daemon/systemd/*.service /etc/systemd/system/
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sudo cp daemon/systemd/*.socket /etc/systemd/system/
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# Install Polkit policy
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sudo cp daemon/polkit/*.policy /usr/share/polkit-1/actions/
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# Enable and start services
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sudo systemctl daemon-reload
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sudo systemctl enable apt-ostreed.socket
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sudo systemctl start apt-ostreed.socket
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```
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## Post-Installation
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### Verify Installation
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```bash
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# Check binary installation
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apt-ostree --version
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apt-ostreed --version
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# Check service status
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sudo systemctl status apt-ostreed.socket
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# Test basic functionality
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apt-ostree status
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```
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### Initial Configuration
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```bash
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# Create configuration directory
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sudo mkdir -p /etc/apt-ostree
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# Create configuration file
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sudo tee /etc/apt-ostree/config.toml > /dev/null <<EOF
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[system]
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ostree_repo = "/var/lib/apt-ostree"
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cache_dir = "/var/cache/apt-ostree"
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log_level = "info"
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[security]
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require_authentication = true
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allowed_users = ["root", "sudo"]
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policy_file = "/etc/apt-ostree/policy.conf"
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[logging]
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file_path = "/var/log/apt-ostree.log"
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max_file_size = "100MB"
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max_files = 7
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format = "json"
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EOF
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# Set permissions
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sudo chown root:root /etc/apt-ostree/config.toml
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sudo chmod 644 /etc/apt-ostree/config.toml
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```
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## Troubleshooting
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### Common Issues
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- **Service won't start**: Check dependencies and permissions
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- **Permission denied**: Verify Polkit configuration
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- **Network errors**: Check firewall and proxy settings
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- **Storage errors**: Verify disk space and permissions
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```
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## 📊 **Documentation Metrics**
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### **Completeness Goals**
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- **User Documentation**: 100% command coverage
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- **Developer Documentation**: 100% API coverage
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- **Administrator Documentation**: 100% deployment coverage
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- **Examples**: 50+ practical examples
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### **Quality Goals**
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- **Readability**: Clear, concise language
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- **Accuracy**: 100% technical accuracy
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- **Completeness**: No missing information
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- **Maintainability**: Easy to update and extend
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## 🔧 **Implementation Plan**
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### **Phase 1: Foundation (Week 5)**
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- [ ] Create documentation structure
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- [ ] Write user quick start guide
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- [ ] Document basic commands
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- [ ] Create troubleshooting guide
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### **Phase 2: Core Documentation (Week 5)**
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- [ ] Complete user manual
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- [ ] Write architecture guide
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- [ ] Document API reference
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- [ ] Create development guide
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### **Phase 3: Advanced Documentation (Week 6)**
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- [ ] Write administrator guides
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- [ ] Create configuration examples
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- [ ] Document security policies
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- [ ] Add performance tuning guides
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### **Phase 4: Validation (Week 6)**
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- [ ] User documentation review
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- [ ] Technical accuracy validation
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- [ ] Usability testing
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- [ ] Final documentation review
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## 🔗 **Related Documentation**
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- [Architecture Overview](../architecture/overview.md)
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- [CLI Commands](../architecture/cli-command-structure.md)
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- [Package Management](../architecture/apt-library-analysis.md)
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- [Security Model](../security/security-hardening.md)
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- [Performance Optimization](../optimization/performance-optimization.md)
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