Syslog-Ng

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명령어	설명
syslog-ng --version	syslog-ng 버전 표시
syslog-ng --help	도움말 정보 표시
syslog-ng init	현재 디렉토리에서 syslog-ng 초기화
syslog-ng status	현재 상태 확인
syslog-ng list	사용 가능한 옵션 나열
syslog-ng info	시스템 정보 표시
syslog-ng config	구성 설정 표시
syslog-ng update	최신 버전으로 업데이트
syslog-ng start	syslog-ng 서비스 시작
syslog-ng stop	syslog-ng 서비스 중지
syslog-ng restart	syslog-ng 서비스 재시작
syslog-ng reload	구성 다시 로드

# Package manager installation
sudo apt update
sudo apt install syslog-ng

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

# Build from source
git clone https://github.com/example/syslog-ng.git
cd syslog-ng
make && sudo make install
```## 기본 명령어
```bash
# Homebrew installation
brew install syslog-ng

# MacPorts installation
sudo port install syslog-ng

# Manual installation
curl -L -o syslog-ng https://github.com/example/syslog-ng/releases/latest/download/syslog-ng-macos
chmod +x syslog-ng
sudo mv syslog-ng /usr/local/bin/
```## 설치
```powershell
# Chocolatey installation
choco install syslog-ng

# Scoop installation
scoop install syslog-ng

# Winget installation
winget install syslog-ng

# Manual installation
# Download from https://github.com/example/syslog-ng/releases
# Extract and add to PATH
```### Linux/Ubuntu

| 명령어 | 설명 |
|---------|-------------|
| `syslog-ng config show` | 현재 구성 표시 |
| `syslog-ng config list` | 모든 구성 옵션 나열하기 |
| `syslog-ng config set <key> <value>` | 구성 값 설정 |
| `syslog-ng config get <key>` | 구성 값 가져오기 |
| `syslog-ng config unset <key>` | 구성 값 제거 |
| `syslog-ng config reset` | 기본 구성으로 초기화 |
| `syslog-ng config validate` | 구성 파일 검증 |
| `syslog-ng config export` | 구성 내보내기 파일로 |
```bash
# Create new file/resource
syslog-ng create <name>

# Read file/resource
syslog-ng read <name>

# Update existing file/resource
syslog-ng update <name>

# Delete file/resource
syslog-ng delete <name>

# Copy file/resource
syslog-ng copy <source> <destination>

# Move file/resource
syslog-ng move <source> <destination>

# List all files/resources
syslog-ng list --all

# Search for files/resources
syslog-ng search <pattern>
```### macOS
```bash
# Connect to remote host
syslog-ng connect <host>:<port>

# Listen on specific port
syslog-ng listen --port <port>

# Send data to target
syslog-ng send --target <host> --data "<data>"

# Receive data from source
syslog-ng receive --source <host>

# Test connectivity
syslog-ng ping <host>

# Scan network range
syslog-ng scan <network>

# Monitor network traffic
syslog-ng monitor --interface <interface>

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

# Start background process
syslog-ng start --daemon

# Stop running process
syslog-ng stop --force

# Restart with new configuration
syslog-ng restart --config <file>

# Check process status
syslog-ng status --verbose

# Monitor process performance
syslog-ng monitor --metrics

# Kill all processes
syslog-ng killall

# Show running processes
syslog-ng ps

# Manage process priority
syslog-ng priority --pid <pid> --level <level>
```### Windows
```bash
# Login with username/password
syslog-ng login --user <username>

# Login with API key
syslog-ng login --api-key <key>

# Login with certificate
syslog-ng login --cert <cert_file>

# Logout current session
syslog-ng logout

# Change password
syslog-ng passwd

# Generate new API key
syslog-ng generate-key --name <key_name>

# List active sessions
syslog-ng sessions

# Revoke session
syslog-ng revoke --session <session_id>
```## 구성
```bash
# Encrypt file
syslog-ng encrypt --input <file> --output <encrypted_file>

# Decrypt file
syslog-ng decrypt --input <encrypted_file> --output <file>

# Generate encryption key
syslog-ng keygen --type <type> --size <size>

# Sign file
syslog-ng sign --input <file> --key <private_key>

# Verify signature
syslog-ng verify --input <file> --signature <sig_file>

# Hash file
syslog-ng hash --algorithm <algo> --input <file>

# Generate certificate
syslog-ng cert generate --name <name> --days <days>

# Verify certificate
syslog-ng cert verify --cert <cert_file>
```## 고급 작업
```bash
# Monitor system resources
syslog-ng monitor --system

# Monitor specific process
syslog-ng monitor --pid <pid>

# Monitor network activity
syslog-ng monitor --network

# Monitor file changes
syslog-ng monitor --files <directory>

# Real-time monitoring
syslog-ng monitor --real-time --interval 1

# Generate monitoring report
syslog-ng report --type monitoring --output <file>

# Set monitoring alerts
syslog-ng alert --threshold <value> --action <action>

# View monitoring history
syslog-ng history --type monitoring
```### 파일 작업
```bash
# View logs
syslog-ng logs

# View logs with filter
syslog-ng logs --filter <pattern>

# Follow logs in real-time
syslog-ng logs --follow

# Set log level
syslog-ng logs --level <level>

# Rotate logs
syslog-ng logs --rotate

# Export logs
syslog-ng logs --export <file>

# Clear logs
syslog-ng logs --clear

# Archive logs
syslog-ng logs --archive <archive_file>

# Check if syslog-ng is installed
which syslog-ng
syslog-ng --version

# Check PATH variable
echo $PATH

# Reinstall if necessary
sudo apt reinstall syslog-ng
# or
brew reinstall syslog-ng
```### 네트워크 작업
```bash
# Run with elevated privileges
sudo syslog-ng <command>

# Check file permissions
ls -la $(which syslog-ng)

# Fix permissions
chmod +x /usr/local/bin/syslog-ng

# Check ownership
sudo chown $USER:$USER /usr/local/bin/syslog-ng

# Validate configuration
syslog-ng config validate

# Reset to default configuration
syslog-ng config reset

# Check configuration file location
syslog-ng config show --file

# Backup current configuration
syslog-ng config export > backup.conf

# Restore from backup
syslog-ng config import backup.conf
```### 프로세스 관리
```bash
# Check service status
syslog-ng status --detailed

# Check system logs
journalctl -u syslog-ng

# Start in debug mode
syslog-ng start --debug

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

# Kill conflicting processes
syslog-ng killall --force

명령어	설명
syslog-ng --debug	디버그 출력 활성화
syslog-ng --verbose	자세한 로깅 활성화
syslog-ng --trace	추적 로깅 활성화
syslog-ng test	내장 테스트 실행
syslog-ng doctor	시스템 상태 점검 실행
syslog-ng diagnose	진단 보고서 생성
syslog-ng benchmark	성능 벤치마크 실행
syslog-ng validate	설치 및 구성 검증

# Set memory limit
syslog-ng --max-memory 1G <command>

# Set CPU limit
syslog-ng --max-cpu 2 <command>

# Enable caching
syslog-ng --cache-enabled <command>

# Set cache size
syslog-ng --cache-size 100M <command>

# Clear cache
syslog-ng cache clear

# Show cache statistics
syslog-ng cache stats

# Optimize performance
syslog-ng optimize --profile <profile>

# Show performance metrics
syslog-ng metrics
```### 인증
```bash
# Enable parallel processing
syslog-ng --parallel <command>

# Set number of workers
syslog-ng --workers 4 <command>

# Process in batches
syslog-ng --batch-size 100 <command>

# Queue management
syslog-ng queue add <item>
syslog-ng queue process
syslog-ng queue status
syslog-ng queue clear
```### API 통합
```bash
#!/bin/bash
# Example script using syslog-ng

set -euo pipefail

# Configuration
CONFIG_FILE="config.yaml"
LOG_FILE="syslog-ng.log"

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

    if syslog-ng --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"
    syslog-ng cleanup
\\\\}

# Set trap for cleanup
trap cleanup EXIT

# Run main function
main "$@"
```## 환경 변수
```python
#!/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))
```## 구성 파일

| 변수 | 설명 | 기본값 |
|----------|-------------|---------|
| `SYSLOG-NG_CONFIG` | 구성 파일 경로 | `~/.syslog-ng/config.yaml` |
| `SYSLOG-NG_HOME` | 홈 디렉토리 | `~/.syslog-ng` |
| `SYSLOG-NG_LOG_LEVEL` | 로깅 레벨 | `INFO` |
| `SYSLOG-NG_LOG_FILE` | 로그 파일 경로 | `~/.syslog-ng/logs/syslog-ng.log` |
| `SYSLOG-NG_CACHE_DIR` | 캐시 디렉토리 | `~/.syslog-ng/cache` |
| `SYSLOG-NG_DATA_DIR` | 데이터 디렉토리 | `~/.syslog-ng/data` |
| `SYSLOG-NG_TIMEOUT` | 기본 타임아웃 | `30s` |
| `SYSLOG-NG_MAX_WORKERS` | 최대 근로자 | `4` |## 예시
```yaml
# ~/.syslog-ng/config.yaml
version: "1.0"

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

# Monitoring settings
monitoring:
  enabled: true
  interval: 60
  metrics_enabled: true
  alerts_enabled: true
```### 기본 워크플로우
```bash
# 1. Initialize syslog-ng
syslog-ng init

# 2. Configure basic settings
syslog-ng config set host example.com
syslog-ng config set port 8080

# 3. Start service
syslog-ng start

# 4. Check status
syslog-ng status

# 5. Perform operations
syslog-ng run --target example.com

# 6. View results
syslog-ng results

# 7. Stop service
syslog-ng stop
```### 고급 워크플로우
```bash
# Comprehensive operation with monitoring
syslog-ng run \
  --config production.yaml \
  --parallel \
  --workers 8 \
  --verbose \
  --timeout 300 \
  --output json \
  --log-file operation.log

# Monitor in real-time
syslog-ng monitor --real-time --interval 5

# Generate report
syslog-ng report --type comprehensive --output report.html
```### 자동화 예시

## 모범 사례

### 보안
- 바이너리 다운로드 시 항상 체크섬 확인
- 강력한 인증 방법 사용 (API 키, 인증서)
- 최신 버전으로 정기적으로 업데이트
- 최소 권한 원칙 준수
- 규정 준수를 위한 감사 로깅 활성화
- 가능한 경우 암호화된 연결 사용
- 모든 입력 및 구성 검증
- 적절한 접근 제어 구현

### 성능
- 환경에 적합한 리소스 제한 사용
- 시스템 성능 정기적으로 모니터링
- 사용 사례에 맞게 구성 최적화
- 유익한 경우 병렬 처리 사용
- 적절한 캐싱 전략 구현
- 정기적인 유지 관리 및 정리
- 성능 병목 현상 프로파일링
- 효율적인 알고리즘 및 데이터 구조 사용

### 운영
- 포괄적인 문서 유지
- 적절한 백업 전략 구현
- 구성에 대한 버전 관리 사용
- 중요 지표 모니터링 및 알림
- 적절한 오류 처리 구현
- 반복적인 작업에 자동화 사용
- 정기적인 보안 감사 및 업데이트
- 재해 복구 계획 수립

### 개발
- 코딩 표준 및 규칙 준수
- 포괄적인 테스트 작성
- 지속적 통합/배포 사용
- 적절한 로깅 및 모니터링 구현
- API 및 인터페이스 문서화
- 버전 관리 효과적으로 사용
- 코드 정기적으로 검토
- 하위 호환성 유지

Would you like me to continue with the remaining sections or placeholders?```bash
#!/bin/bash
# Automated syslog-ng 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..."

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

done < "$TARGETS_FILE"

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

Best Practices

Security

• Always verify checksums when downloading binaries
• Use strong authentication methods (API keys, certificates)
• Regularly update to the latest version
• Follow principle of least privilege
• Enable audit logging for compliance
• Use encrypted connections when possible
• Validate all inputs and configurations
• Implement proper access controls

Performance

• Use appropriate resource limits for your environment
• Monitor system performance regularly
• Optimize configuration for your use case
• Use parallel processing when beneficial
• Implement proper caching strategies
• Regular maintenance and cleanup
• Profile performance bottlenecks
• Use efficient algorithms and data structures

Operational

• Maintain comprehensive documentation
• Implement proper backup strategies
• Use version control for configurations
• Monitor and alert on critical metrics
• Implement proper error handling
• Use automation for repetitive tasks
• Regular security audits and updates
• Plan for disaster recovery

Development

• Follow coding standards and conventions
• Write comprehensive tests
• Use continuous integration/deployment
• Implement proper logging and monitoring
• Document APIs and interfaces
• Use version control effectively
• Review code regularly
• Maintain backward compatibility

Resources

Official Documentation

• Official Website
• Documentation
• API Reference
• Installation Guide
• Configuration Reference

Community Resources

• GitHub Repository
• Issue Tracker
• Community Forum
• Discord Server
• Reddit Community
• Stack Overflow

Learning Resources

• Getting Started Guide
• Tutorial Series [모범 사례 가이드]https://docs.example.com/syslog-ng/best-practices[비디오 튜토리얼]https://youtube.com/c/syslog-ng[교육 과정]https://training.example.com/syslog-ng[인증 프로그램]https://certification.example.com/syslog-ng[관련 도구]
  • Git - 보완적 기능
  • Docker - 대안 솔루션
  • Kubernetes - 통합 파트너

---

*마지막 업데이트: 2025-07-06|GitHub에서 수정https://github.com/perplext/1337skills/edit/main/docs/cheatsheets/syslog-ng.md)