Syslog-Ng

generieren

Umfassende syslog-ng Befehle und Workflows für die Systemverwaltung auf allen Plattformen.

Grundlegende Befehle

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

Installation

Linux/Ubuntu

```bash

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 ```_

macOS

```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/ ```_

Windows

```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

```_

Konfiguration

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

Erweiterte Operationen

Dateioperationen

```bash

Create new file/resource

syslog-ng create

Read file/resource

syslog-ng read

Update existing file/resource

syslog-ng update

Delete file/resource

syslog-ng delete

Copy file/resource

syslog-ng copy

Move file/resource

syslog-ng move

List all files/resources

syslog-ng list --all

Search for files/resources

syslog-ng search ```_

Netzwerkaktivitäten

```bash

Connect to remote host

syslog-ng connect :

Listen on specific port

syslog-ng listen --port

Send data to target

syslog-ng send --target --data ""

Receive data from source

syslog-ng receive --source

Test connectivity

syslog-ng ping

Scan network range

syslog-ng scan

Monitor network traffic

syslog-ng monitor --interface

Proxy connections

syslog-ng proxy --listen --target : ```_

Prozessmanagement

```bash

Start background process

syslog-ng start --daemon

Stop running process

syslog-ng stop --force

Restart with new configuration

syslog-ng restart --config

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 --level ```_

Sicherheitsmerkmale

Authentication

```bash

syslog-ng login --user

syslog-ng login --api-key

syslog-ng login --cert

Logout current session

syslog-ng logout

Change password

syslog-ng passwd

Generate new API key

syslog-ng generate-key --name

List active sessions

syslog-ng sessions

Revoke session

syslog-ng revoke --session ```_

Verschlüsselung

```bash

Encrypt file

syslog-ng encrypt --input --output

Decrypt file

syslog-ng decrypt --input --output

Generate encryption key

syslog-ng keygen --type --size

Sign file

syslog-ng sign --input --key

Verify signature

syslog-ng verify --input --signature

Hash file

syslog-ng hash --algorithm --input

Generate certificate

syslog-ng cert generate --name --days

Verify certificate

syslog-ng cert verify --cert ```_

Überwachung und Protokollierung

Systemüberwachung

```bash

Monitor system resources

syslog-ng monitor --system

Monitor specific process

syslog-ng monitor --pid

Monitor network activity

syslog-ng monitor --network

Monitor file changes

syslog-ng monitor --files

Real-time monitoring

syslog-ng monitor --real-time --interval 1

Generate monitoring report

syslog-ng report --type monitoring --output

Set monitoring alerts

syslog-ng alert --threshold --action

View monitoring history

syslog-ng history --type monitoring ```_

Protokoll

```bash

View logs

syslog-ng logs

View logs with filter

syslog-ng logs --filter

Follow logs in real-time

syslog-ng logs --follow

Set log level

syslog-ng logs --level

Rotate logs

syslog-ng logs --rotate

Export logs

syslog-ng logs --export

Clear logs

syslog-ng logs --clear

Archive logs

syslog-ng logs --archive ```_

Fehlerbehebung

Gemeinsame Themen

*Issue: Befehl nicht gefunden ```bash

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 ```_

Issue: Genehmigung verweigert ```bash

Run with elevated privileges

sudo syslog-ng

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 ```_

*Issue: Konfigurationsfehler ```bash

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 ```_

*Issue: Service nicht starten * ```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

Kill conflicting processes

syslog-ng killall --force ```_

Debug Befehle

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

Leistungsoptimierung

Ressourcenmanagement

```bash

Set memory limit

syslog-ng --max-memory 1G

Set CPU limit

syslog-ng --max-cpu 2

Enable caching

syslog-ng --cache-enabled

Set cache size

syslog-ng --cache-size 100M

Clear cache

syslog-ng cache clear

Show cache statistics

syslog-ng cache stats

Optimize performance

syslog-ng optimize --profile

Show performance metrics

syslog-ng metrics ```_

Parallele Verarbeitung

```bash

Enable parallel processing

syslog-ng --parallel

Set number of workers

syslog-ng --workers 4

Process in batches

syslog-ng --batch-size 100

Queue management

syslog-ng queue add syslog-ng queue process syslog-ng queue status syslog-ng queue clear ```_

Integration

Schrift

```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 "$@" ```_

API Integration

```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)) ```_

Umweltvariablen

| | Variable | Description | Default | | | --- | --- | --- | | | SYSLOG-NG_CONFIG | Configuration file path | ~/.syslog-ng/config.yaml | | | | SYSLOG-NG_HOME | Home directory | ~/.syslog-ng | | | | SYSLOG-NG_LOG_LEVEL | Logging level | INFO | | | | SYSLOG-NG_LOG_FILE | Log file path | ~/.syslog-ng/logs/syslog-ng.log | | | | SYSLOG-NG_CACHE_DIR | Cache directory | ~/.syslog-ng/cache | | | | SYSLOG-NG_DATA_DIR | Data directory | ~/.syslog-ng/data | | | | SYSLOG-NG_TIMEOUT | Default timeout | 30s | | | | SYSLOG-NG_MAX_WORKERS | Maximum workers | 4 | |

Datei konfigurieren

```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 ```_

Beispiele

Basis-Workflow

```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 ```_

Erweiterter Workflow

```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 ```_

Automatisierungsbeispiel

```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

Sicherheit

Prüfsummen beim Herunterladen von Binaries immer überprüfen
Verwenden Sie starke Authentifizierungsmethoden (API-Tasten, Zertifikate)
Regelmäßig auf die neueste Version aktualisieren
Prinzip der Mindestberechtigung
Audit-Logging aktivieren für Compliance
Verschlüsselte Verbindungen verwenden, wenn möglich
Alle Eingänge und Konfigurationen validieren
Implementierung richtiger Zugriffskontrollen

Leistung

Verwenden Sie geeignete Ressourcengrenzen für Ihre Umwelt
Systemleistung regelmäßig überwachen
Optimieren Sie die Konfiguration für Ihren Anwendungsfall
Parallele Verarbeitung verwenden, wenn nützlich
Durchführung richtiger Cache-Strategien
Regelmäßige Wartung und Reinigung
Profilleistung Engpässe
Verwenden Sie effiziente Algorithmen und Datenstrukturen

Betrieb

umfassende Dokumentation
Umsetzung richtiger Backup-Strategien
Verwenden Sie die Versionssteuerung für Konfigurationen
Monitor und Alarm auf kritischen Metriken
Implementierung der richtigen Fehlerbehandlung
Automatisierung für repetitive Aufgaben verwenden
Regelmäßige Sicherheitsaudits und Updates
Plan zur Katastrophenrückgewinnung

Entwicklung

Befolgen Sie Kodierungsstandards und Konventionen
Vollständige Tests schreiben
Verwenden Sie die kontinuierliche Integration / Bereitstellung
Durchführung einer ordnungsgemäßen Protokollierung und Überwachung
Dokumente APIs und Schnittstellen
Verwenden Sie die Versionskontrolle effektiv
Prüfcode regelmäßig
Rückwärtskompatibilität sichern

Ressourcen

Offizielle Dokumentation

offizielle Website
[Dokumentation](LINK_18 -%20[API%20Reference](LINK_18 -%20(LINK_18)
Konfigurationsreferenz

Gemeinschaftsmittel

GitHub Repository
Issue Tracker
[Gemeinschaftsforum](LINK_18 -%20(LINK_18)
[Reddit Community](_LINK_18___ -%20Stack%20Overflow

Lernressourcen

(LINK_18)
(__LINK_18___)
(LINK_18)
Video-Tutorials
(LINK_18)
Zertifizierungsprogramm

In den Warenkorb

Git - Komplementärfunktionalität
Docker - Alternative Lösung
Kubernetes - Integrationspartner

--

Letzte Aktualisierung: 2025-07-06|Bearbeiten auf GitHub

Syslog-Ng

Grundlegende Befehle

Installation

Linux/Ubuntu

Package manager installation

Alternative installation

Build from source

macOS

Homebrew installation

MacPorts installation

Manual installation

Windows

Chocolatey installation

Scoop installation

Winget installation

Manual installation

Download from https://github.com/example/syslog-ng/releases

Extract and add to PATH

Konfiguration

Erweiterte Operationen

Dateioperationen

Create new file/resource

Read file/resource

Update existing file/resource

Delete file/resource

Copy file/resource

Move file/resource

List all files/resources

Search for files/resources

Netzwerkaktivitäten

Connect to remote host

Listen on specific port

Send data to target

Receive data from source

Test connectivity

Scan network range

Monitor network traffic

Proxy connections

Prozessmanagement

Start background process

Stop running process

Restart with new configuration

Check process status

Monitor process performance

Kill all processes

Show running processes

Manage process priority

Sicherheitsmerkmale

Authentication

Login with username/password

Login with API key

Login with certificate

Logout current session

Change password

Generate new API key

List active sessions

Revoke session

Verschlüsselung

Encrypt file

Decrypt file

Generate encryption key

Sign file

Verify signature

Hash file

Generate certificate

Verify certificate

Überwachung und Protokollierung

Systemüberwachung

Monitor system resources

Monitor specific process

Monitor network activity

Monitor file changes

Real-time monitoring

Generate monitoring report

Set monitoring alerts

View monitoring history

Protokoll

View logs

View logs with filter

Follow logs in real-time