Couverture

Commandes et workflows de couverture complets pour l’administration système sur toutes les plateformes.

Commandes de base

Commande	Description
`coverage --version`	Afficher la version de coverage
`coverage --help`	Afficher les informations d’aide
`coverage init`	Initialiser la couverture dans le répertoire actuel
`coverage status`	Vérifier le statut actuel
`coverage list`	Lister les options disponibles
`coverage info`	Afficher les informations système
`coverage config`	Afficher les paramètres de configuration
`coverage update`	Mettre à jour vers la dernière version
`coverage start`	Démarrer le service de couverture
`coverage stop`	Arrêter le service de coverage
`coverage restart`	Redémarrer le service de couverture
`coverage reload`	Recharger la configuration

Installation

Linux/Ubuntu

# Package manager installation
sudo apt update
sudo apt install coverage

# Alternative installation
wget https://github.com/example/coverage/releases/latest/download/coverage-linux
chmod +x coverage-linux
sudo mv coverage-linux /usr/local/bin/coverage

# Build from source
git clone https://github.com/example/coverage.git
cd coverage
make && sudo make install

macOS

# Homebrew installation
brew install coverage

# MacPorts installation
sudo port install coverage

# Manual installation
curl -L -o coverage https://github.com/example/coverage/releases/latest/download/coverage-macos
chmod +x coverage
sudo mv coverage /usr/local/bin/

Windows

# Chocolatey installation
choco install coverage

# Scoop installation
scoop install coverage

# Winget installation
winget install coverage

# Manual installation
# Download from https://github.com/example/coverage/releases
# Extract and add to PATH

Configuration

Commande	Description
`coverage config show`	Afficher la configuration actuelle
`coverage config list`	Lister toutes les options de configuration
`coverage config set <key> <value>`	Définir la valeur de configuration
`coverage config get <key>`	Obtenir la valeur de configuration
`coverage config unset <key>`	Supprimer la valeur de configuration
`coverage config reset`	Réinitialiser à la configuration par défaut
`coverage config validate`	Valider le fichier de configuration
`coverage config export`	Exporter la configuration vers un fichier

Opérations avancées

Opérations sur les fichiers

# Create new file/resource
coverage create <name>

# Read file/resource
coverage read <name>

# Update existing file/resource
coverage update <name>

# Delete file/resource
coverage delete <name>

# Copy file/resource
coverage copy <source> <destination>

# Move file/resource
coverage move <source> <destination>

# List all files/resources
coverage list --all

# Search for files/resources
coverage search <pattern>

Opérations réseau

# Connect to remote host
coverage connect <host>:<port>

# Listen on specific port
coverage listen --port <port>

# Send data to target
coverage send --target <host> --data "<data>"

# Receive data from source
coverage receive --source <host>

# Test connectivity
coverage ping <host>

# Scan network range
coverage scan <network>

# Monitor network traffic
coverage monitor --interface <interface>

# Proxy connections
coverage proxy --listen <port> --target <host>:<port>

Gestion des processus

# Start background process
coverage start --daemon

# Stop running process
coverage stop --force

# Restart with new configuration
coverage restart --config <file>

# Check process status
coverage status --verbose

# Monitor process performance
coverage monitor --metrics

# Kill all processes
coverage killall

# Show running processes
coverage ps

# Manage process priority
coverage priority --pid <pid> --level <level>

Fonctionnalités de sécurité

Authentification

# Login with username/password
coverage login --user <username>

# Login with API key
coverage login --api-key <key>

# Login with certificate
coverage login --cert <cert_file>

# Logout current session
coverage logout

# Change password
coverage passwd

# Generate new API key
coverage generate-key --name <key_name>

# List active sessions
coverage sessions

# Revoke session
coverage revoke --session <session_id>

Chiffrement

# Encrypt file
coverage encrypt --input <file> --output <encrypted_file>

# Decrypt file
coverage decrypt --input <encrypted_file> --output <file>

# Generate encryption key
coverage keygen --type <type> --size <size>

# Sign file
coverage sign --input <file> --key <private_key>

# Verify signature
coverage verify --input <file> --signature <sig_file>

# Hash file
coverage hash --algorithm <algo> --input <file>

# Generate certificate
coverage cert generate --name <name> --days <days>

# Verify certificate
coverage cert verify --cert <cert_file>

Surveillance et journalisation

Surveillance système

# Monitor system resources
coverage monitor --system

# Monitor specific process
coverage monitor --pid <pid>

# Monitor network activity
coverage monitor --network

# Monitor file changes
coverage monitor --files <directory>

# Real-time monitoring
coverage monitor --real-time --interval 1

# Generate monitoring report
coverage report --type monitoring --output <file>

# Set monitoring alerts
coverage alert --threshold <value> --action <action>

# View monitoring history
coverage history --type monitoring

Journalisation

# View logs
coverage logs

# View logs with filter
coverage logs --filter <pattern>

# Follow logs in real-time
coverage logs --follow

# Set log level
coverage logs --level <level>

# Rotate logs
coverage logs --rotate

# Export logs
coverage logs --export <file>

# Clear logs
coverage logs --clear

# Archive logs
coverage logs --archive <archive_file>

Dépannage

Problèmes courants

Problème : Commande non trouvée

# Check if coverage is installed
which coverage
coverage --version

# Check PATH variable
echo $PATH

# Reinstall if necessary
sudo apt reinstall coverage
# or
brew reinstall coverage

Problème : Permission refusée

# Run with elevated privileges
sudo coverage <command>

# Check file permissions
ls -la $(which coverage)

# Fix permissions
chmod +x /usr/local/bin/coverage

# Check ownership
sudo chown $USER:$USER /usr/local/bin/coverage

Problème : Erreurs de configuration

# Validate configuration
coverage config validate

# Reset to default configuration
coverage config reset

# Check configuration file location
coverage config show --file

# Backup current configuration
coverage config export > backup.conf

# Restore from backup
coverage config import backup.conf

Problème : Service ne démarre pas

# Check service status
coverage status --detailed

# Check system logs
journalctl -u coverage

# Start in debug mode
coverage start --debug

# Check port availability
netstat -tulpn|grep <port>

# Kill conflicting processes
coverage killall --force

Commandes de débogage

Commande	Description
`coverage --debug`	Activer la sortie de débogage
`coverage --verbose`	Activer la journalisation détaillée
`coverage --trace`	Activer la journalisation des traces
`coverage test`	Exécuter les tests intégrés
`coverage doctor`	Exécuter la vérification de santé du système
`coverage diagnose`	Générer un rapport de diagnostic
`coverage benchmark`	Exécuter des benchmarks de performance
`coverage validate`	Valider l’installation et la configuration

Optimisation des performances

Gestion des ressources

# Set memory limit
coverage --max-memory 1G <command>

# Set CPU limit
coverage --max-cpu 2 <command>

# Enable caching
coverage --cache-enabled <command>

# Set cache size
coverage --cache-size 100M <command>

# Clear cache
coverage cache clear

# Show cache statistics
coverage cache stats

# Optimize performance
coverage optimize --profile <profile>

# Show performance metrics
coverage metrics

Traitement parallèle

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Enable parallel processing

coverage —parallel

Set number of workers

coverage —workers 4

Process in batches

coverage —batch-size 100

Queue management

coverage queue add coverage queue process coverage queue status coverage queue clear


## Intégration

### Scripting
```bash
#!/bin/bash
# Example script using coverage

set -euo pipefail

# Configuration
CONFIG_FILE="config.yaml"
LOG_FILE="coverage.log"

# Check if coverage is available
if ! command -v coverage &> /dev/null; then
    echo "Error: coverage is not installed" >&2
    exit 1
fi

# Function to log messages
log() \\\\{
    echo "$(date '+%Y-%m-%d %H:%M:%S') - $1"|tee -a "$LOG_FILE"
\\\\}

# Main operation
main() \\\\{
    log "Starting coverage operation"

    if coverage --config "$CONFIG_FILE" run; then
        log "Operation completed successfully"
        exit 0
    else
        log "Operation failed with exit code $?"
        exit 1
    fi
\\\\}

# Cleanup function
cleanup() \\\\{
    log "Cleaning up"
    coverage cleanup
\\\\}

# Set trap for cleanup
trap cleanup EXIT

# Run main function
main "$@"

Intégration d’API

#!/usr/bin/env python3
"""
Python wrapper for the tool
"""

import subprocess
import json
import logging
from pathlib import Path
from typing import Dict, List, Optional

class ToolWrapper:
    def __init__(self, config_file: Optional[str] = None):
        self.config_file = config_file
        self.logger = logging.getLogger(__name__)

    def run_command(self, args: List[str]) -> Dict:
        """Run command and return parsed output"""
        cmd = ['tool_name']

        if self.config_file:
            cmd.extend(['--config', self.config_file])

        cmd.extend(args)

        try:
            result = subprocess.run(
                cmd,
                capture_output=True,
                text=True,
                check=True
            )
            return \\\\{'stdout': result.stdout, 'stderr': result.stderr\\\\}
        except subprocess.CalledProcessError as e:
            self.logger.error(f"Command failed: \\\\{e\\\\}")
            raise

    def status(self) -> Dict:
        """Get current status"""
        return self.run_command(['status'])

    def start(self) -> Dict:
        """Start service"""
        return self.run_command(['start'])

    def stop(self) -> Dict:
        """Stop service"""
        return self.run_command(['stop'])

# Example usage
if __name__ == "__main__":
    wrapper = ToolWrapper()
    status = wrapper.status()
    print(json.dumps(status, indent=2))

Variables d’environnement

Variable	Description	Défaut
`COVERAGE_CONFIG`	Chemin du fichier de configuration	`~/.coverage/config.yaml`
`COVERAGE_HOME`	Répertoire personnel	`~/.coverage`
`COVERAGE_LOG_LEVEL`	Niveau de journalisation	`INFO`
`COVERAGE_LOG_FILE`	Chemin du fichier journal	`~/.coverage/logs/coverage.log`
`COVERAGE_CACHE_DIR`	Répertoire de cache	`~/.coverage/cache`
`COVERAGE_DATA_DIR`	Répertoire de données	`~/.coverage/data`
`COVERAGE_TIMEOUT`	Délai par défaut	`30s`
`COVERAGE_MAX_WORKERS`	Travailleurs maximum	`4`

Fichier de configuration

# ~/.coverage/config.yaml
version: "1.0"

# General settings
settings:
  debug: false
  verbose: false
  log_level: "INFO"
  log_file: "~/.coverage/logs/coverage.log"
  timeout: 30
  max_workers: 4

# Network configuration
network:
  host: "localhost"
  port: 8080
  ssl: true
  timeout: 30
  retries: 3

# Security settings
security:
  auth_required: true
  api_key: ""
  encryption: "AES256"
  verify_ssl: true

# Performance settings
performance:
  cache_enabled: true
  cache_size: "100M"
  cache_dir: "~/.coverage/cache"
  max_memory: "1G"

# Monitoring settings
monitoring:
  enabled: true
  interval: 60
  metrics_enabled: true
  alerts_enabled: true

Exemples

Workflow de base

# 1. Initialize coverage
coverage init

# 2. Configure basic settings
coverage config set host example.com
coverage config set port 8080

# 3. Start service
coverage start

# 4. Check status
coverage status

# 5. Perform operations
coverage run --target example.com

# 6. View results
coverage results

# 7. Stop service
coverage stop

Workflow avancé

# Comprehensive operation with monitoring
coverage run \
  --config production.yaml \
  --parallel \
  --workers 8 \
  --verbose \
  --timeout 300 \
  --output json \
  --log-file operation.log

# Monitor in real-time
coverage monitor --real-time --interval 5

# Generate report
coverage report --type comprehensive --output report.html

Exemple d’automatisation

#!/bin/bash
# Automated coverage workflow

# Configuration
TARGETS_FILE="targets.txt"
RESULTS_DIR="results/$(date +%Y-%m-%d)"
CONFIG_FILE="automation.yaml"

# Create results directory
mkdir -p "$RESULTS_DIR"

# Process each target
while IFS= read -r target; do
    echo "Processing $target..."

    coverage \
        --config "$CONFIG_FILE" \
        --output json \
        --output-file "$RESULTS_DIR/$\\\\{target\\\\}.json" \
        run "$target"

done < "$TARGETS_FILE"

# Generate summary report
coverage report summary \
    --input "$RESULTS_DIR/*.json" \
    --output "$RESULTS_DIR/summary.html"

Meilleures pratiques

Sécurité

Toujours vérifier les sommes de contrôle lors du téléchargement de binaires
Utiliser des méthodes d’authentification robustes (clés API, certificats)
Mettre à jour régulièrement vers la dernière version
Suivre le principe du moindre privilège
Activer la journalisation d’audit pour la conformité
Utiliser des connexions chiffrées si possible
Valider tous les intrants et configurations
Implémenter des contrôles d’accès appropriés

Performance

Utiliser des limites de ressources appropriées pour votre environnement
Surveiller régulièrement les performances du système
Optimiser la configuration pour votre cas d’utilisation
Utiliser le traitement parallèle quand c’est bénéfique
Implémenter des stratégies de mise en cache appropriées
Maintenance et nettoyage réguliers
Profiler les goulots d’étranglement de performance
Utiliser des algorithmes et structures de données efficaces

Opérationnel

Maintenir une documentation complète
Implémenter des stratégies de sauvegarde appropriées
Utiliser le contrôle de version pour les configurations
Surveiller et alerter sur les métriques critiques
Implémenter une gestion d’erreurs appropriée
Utiliser l’automatisation pour les tâches répétitives
Audits de sécurité et mises à jour réguliers
Planifier la reprise après sinistre

Développement

Suivre les normes et conventions de codage
Écrire des tests complets
Utiliser l’intégration/déploiement continu
Implémenter une journalisation et un monitoring appropriés
Documenter les API et interfaces
Utiliser efficacement le contrôle de version
Revue de code régulière
Maintenir la compatibilité ascendante

Ressources

Documentation officielle

Ressources communautaires

Ressources d’apprentissage

Guide de démarrage
Série de tutoriels [Guide des Meilleures Pratiques]https://docs.example.com/coverage/best-practices[Tutoriels Vidéo]https://youtube.com/c/coverage[Cours de Formation]https://training.example.com/coverage[Programme de Certification]https://certification.example.com/coverage

Outils Connexes

Git - Fonctionnalité complémentaire
Docker - Solution alternative
Kubernetes - Partenaire d’intégration

*Dernière mise à jour : 2025-07-06|Modifier sur GitHubhttps://github.com/perplext/1337skills/edit/main/docs/cheatsheets/coverage.md)