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Recherche élastique

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Commandes de recherche élastiques complètes et workflows pour l'administration du système sur toutes les plateformes.

Commandes de base

Command Description
elasticsearch --version Show elasticsearch version
elasticsearch --help Display help information
elasticsearch init Initialize elasticsearch in current directory
elasticsearch status Check current status
elasticsearch list List available options
elasticsearch info Display system information
elasticsearch config Show configuration settings
elasticsearch update Update to latest version
elasticsearch start Start elasticsearch service
elasticsearch stop Stop elasticsearch service
elasticsearch restart Restart elasticsearch service
elasticsearch reload Reload configuration

Installation

Linux/Ubuntu

# Package manager installation
sudo apt update
sudo apt install elasticsearch

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

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

MACOS

# Homebrew installation
brew install elasticsearch

# MacPorts installation
sudo port install elasticsearch

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

### Fenêtres
```powershell
# Chocolatey installation
choco install elasticsearch

# Scoop installation
scoop install elasticsearch

# Winget installation
winget install elasticsearch

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

## Configuration

|Command|Description|
|---------|-------------|
|`elasticsearch config show`|Display current configuration|
|`elasticsearch config list`|List all configuration options|
|`elasticsearch config set <key> <value>`|Set configuration value|
|`elasticsearch config get <key>`|Get configuration value|
|`elasticsearch config unset <key>`|Remove configuration value|
|`elasticsearch config reset`|Reset to default configuration|
|`elasticsearch config validate`|Validate configuration file|
|`elasticsearch config export`|Export configuration to file|

## Opérations avancées

### Opérations de fichiers
```bash
# Create new file/resource
elasticsearch create <name>

# Read file/resource
elasticsearch read <name>

# Update existing file/resource
elasticsearch update <name>

# Delete file/resource
elasticsearch delete <name>

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

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

# List all files/resources
elasticsearch list --all

# Search for files/resources
elasticsearch search <pattern>

Opérations réseau

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

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

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

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

# Test connectivity
elasticsearch ping <host>

# Scan network range
elasticsearch scan <network>

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

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

Gestion des processus

# Start background process
elasticsearch start --daemon

# Stop running process
elasticsearch stop --force

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

# Check process status
elasticsearch status --verbose

# Monitor process performance
elasticsearch monitor --metrics

# Kill all processes
elasticsearch killall

# Show running processes
elasticsearch ps

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

Caractéristiques de sécurité

Authentification

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

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

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

# Logout current session
elasticsearch logout

# Change password
elasticsearch passwd

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

# List active sessions
elasticsearch sessions

# Revoke session
elasticsearch revoke --session <session_id>

Chiffrement

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

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

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

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

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

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

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

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

Surveillance et exploitation forestière

Surveillance du système

# Monitor system resources
elasticsearch monitor --system

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

# Monitor network activity
elasticsearch monitor --network

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

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

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

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

# View monitoring history
elasticsearch history --type monitoring

Exploitation forestière

# View logs
elasticsearch logs

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

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

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

# Rotate logs
elasticsearch logs --rotate

# Export logs
elasticsearch logs --export <file>

# Clear logs
elasticsearch logs --clear

# Archive logs
elasticsearch logs --archive <archive_file>

Dépannage

Questions communes

Numéro : Commande non trouvée

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

# Check PATH variable
echo $PATH

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

Émission : autorisation refusée

# Run with elevated privileges
sudo elasticsearch <command>

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

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

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

Question : Erreurs de configuration

# Validate configuration
elasticsearch config validate

# Reset to default configuration
elasticsearch config reset

# Check configuration file location
elasticsearch config show --file

# Backup current configuration
elasticsearch config export > backup.conf

# Restore from backup
elasticsearch config import backup.conf

*Numéro: Le service ne démarre pas *

# Check service status
elasticsearch status --detailed

# Check system logs
journalctl -u elasticsearch

# Start in debug mode
elasticsearch start --debug

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

# Kill conflicting processes
elasticsearch killall --force

Déboguer les commandes

Command Description
elasticsearch --debug Enable debug output
elasticsearch --verbose Enable verbose logging
elasticsearch --trace Enable trace logging
elasticsearch test Run built-in tests
elasticsearch doctor Run system health check
elasticsearch diagnose Generate diagnostic report
elasticsearch benchmark Run performance benchmarks
elasticsearch validate Validate installation and configuration

Optimisation des performances

Gestion des ressources

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

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

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

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

# Clear cache
elasticsearch cache clear

# Show cache statistics
elasticsearch cache stats

# Optimize performance
elasticsearch optimize --profile <profile>

# Show performance metrics
elasticsearch metrics

Traitement parallèle

# Enable parallel processing
elasticsearch --parallel <command>

# Set number of workers
elasticsearch --workers 4 <command>

# Process in batches
elasticsearch --batch-size 100 <command>

# Queue management
elasticsearch queue add <item>
elasticsearch queue process
elasticsearch queue status
elasticsearch queue clear

Intégration

Scénario

#!/bin/bash
# Example script using elasticsearch

set -euo pipefail

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

# Check if elasticsearch is available
if ! command -v elasticsearch &> /dev/null; then
    echo "Error: elasticsearch 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 elasticsearch operation"

    if elasticsearch --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"
    elasticsearch cleanup
\\\\}

# Set trap for cleanup
trap cleanup EXIT

# Run main function
main "$@"

Intégration de l'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 Default
ELASTICSEARCH_CONFIG Configuration file path ~/.elasticsearch/config.yaml
ELASTICSEARCH_HOME Home directory ~/.elasticsearch
ELASTICSEARCH_LOG_LEVEL Logging level INFO
ELASTICSEARCH_LOG_FILE Log file path ~/.elasticsearch/logs/elasticsearch.log
ELASTICSEARCH_CACHE_DIR Cache directory ~/.elasticsearch/cache
ELASTICSEARCH_DATA_DIR Data directory ~/.elasticsearch/data
ELASTICSEARCH_TIMEOUT Default timeout 30s
ELASTICSEARCH_MAX_WORKERS Maximum workers 4

Fichier de configuration

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

# General settings
settings:
  debug: false
  verbose: false
  log_level: "INFO"
  log_file: "~/.elasticsearch/logs/elasticsearch.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: "~/.elasticsearch/cache"
  max_memory: "1G"

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

Exemples

Flux de travail de base

# 1. Initialize elasticsearch
elasticsearch init

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

# 3. Start service
elasticsearch start

# 4. Check status
elasticsearch status

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

# 6. View results
elasticsearch results

# 7. Stop service
elasticsearch stop

Flux de travail avancé

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

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

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

Exemple d'automatisation

#!/bin/bash
# Automated elasticsearch 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..."

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

done < "$TARGETS_FILE"

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

Meilleures pratiques

Sécurité

  • Vérifiez toujours les comptes de chèques lors du téléchargement des binaires
  • Utiliser des méthodes d'authentification fortes (clés API, certificats)
  • Mise à jour régulière de la dernière version
  • Suivre le principe du moindre privilège
  • Activer l'enregistrement des audits pour assurer la conformité
  • Utiliser des connexions chiffrées lorsque c'est possible
  • Valider toutes les entrées et configurations
  • Mettre en place des contrôles d'accès appropriés

Rendement

  • Utiliser des limites de ressources appropriées pour votre environnement
  • Surveiller régulièrement les performances du système
  • Optimisez la configuration pour votre cas d'utilisation
  • Utiliser le traitement parallèle lorsque bénéfique
  • Mettre en œuvre des stratégies de mise en cache appropriées
  • Entretien et nettoyage réguliers
  • Goulets d'étranglement de performance du profil
  • Utiliser des algorithmes et des structures de données efficaces

Opérations

  • Tenir une documentation complète
  • Mettre en œuvre des stratégies de sauvegarde appropriées
  • Utiliser le contrôle de version pour les configurations
  • Surveiller et alerter les mesures critiques
  • Mettre en œuvre un traitement approprié des erreurs
  • Utiliser l'automatisation pour les tâches répétitives
  • Vérifications et mises à jour régulières de la sécurité
  • Plan de reprise après sinistre

Développement

  • Suivre les normes et conventions de codage
  • Écrire des tests complets
  • Utiliser l'intégration/déploiement continu
  • Mettre en œuvre une exploitation et un suivi appropriés
  • Documenter les API et les interfaces
  • Utiliser efficacement le contrôle de version
  • Révision régulière du code
  • Maintenir la compatibilité arrière

Ressources

Documentation officielle

  • [Site Web officiel] (LINK_18)
  • [Documentation] (LINK_18)
  • [Référence API] (LINK_18)
  • [Guide d'installation] (LINK_18)
  • [Référence de configuration] (LINK_18)

Ressources communautaires

  • [Répertoire GitHub] (LINK_18)
  • [Suivi d'émission] (LINK_18)
  • [Forum communautaire] (LINK_18)
  • [Serveur de discorde] (LINK_18)
  • [Communauté Reddit] (LINK_18)
  • [Débordement de la pile] (LINK_18)

Ressources pédagogiques

  • [Guide de démarrage] (LINK_18)
  • [Série turque] (LINK_18)
  • [Guide des meilleures pratiques] (LINK_18)
  • [Tutoriels vidéo] (LINK_18)
  • [Cours de formation] (LINK_18)
  • [Programme de certification] (LINK_18)

Outils connexes

  • Git - Fonctionnalité complémentaire
  • [Docker] (LINK_18) - Solution alternative
  • Kubernetes - Partenaire d'intégration

*Dernière mise à jour : 2025-07-06.