Logging auf console eingebaut
This commit is contained in:
@@ -0,0 +1,51 @@
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# Bamort Server Konfiguration
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# ======================
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# Server Einstellungen
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# ======================
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PORT=8180
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SERVER_PORT=8180
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# ======================
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# Umgebung
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# ======================
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# Optionen: development, production, test
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ENVIRONMENT=development
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# Alternative:
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# GO_ENV=development
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# ======================
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# Logging Konfiguration
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# ======================
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# Debug-Modus (true/false oder 1/0)
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DEBUG=true
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# Log-Level (DEBUG, INFO, WARN, ERROR)
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LOG_LEVEL=DEBUG
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# ======================
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# Datenbank Konfiguration
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# ======================
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# DATABASE_URL=postgresql://user:password@localhost:5432/bamort_db
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# ======================
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# Beispiel-Konfigurationen
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# ======================
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# Development:
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# ENVIRONMENT=development
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# DEBUG=true
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# LOG_LEVEL=DEBUG
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# PORT=8180
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# Production:
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# ENVIRONMENT=production
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# DEBUG=false
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# LOG_LEVEL=INFO
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# PORT=8180
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# Testing:
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# ENVIRONMENT=test
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# DEBUG=true
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# LOG_LEVEL=WARN
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# PORT=8181
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@@ -0,0 +1,26 @@
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# Bamort Server Konfiguration - Produktionsumgebung
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# Diese Datei sollte für die Produktionsumgebung verwendet werden
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# ======================
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# Server Einstellungen
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# ======================
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PORT=8180
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# ======================
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# Umgebung
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# ======================
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ENVIRONMENT=production
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# ======================
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# Logging Konfiguration
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# ======================
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# Debug-Modus (deaktiviert für Produktion)
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DEBUG=false
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# Log-Level (nur wichtige Nachrichten in Produktion)
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LOG_LEVEL=INFO
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# ======================
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# Datenbank Konfiguration
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# ======================
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# DATABASE_URL=postgresql://user:password@prod-host:5432/bamort_prod_db
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@@ -28,3 +28,13 @@ coverage
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*.sw?
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*.tsbuildinfo
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# Environment variables
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.env.local
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.env.production.local
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.env.test.local
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# Binaries
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main
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bamort
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*.exe
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@@ -0,0 +1,190 @@
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# Bamort Logging System
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## Überblick
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Das Bamort Logging System bietet konfigurierbare Debug- und Standard-Logs, die über Umgebungsvariablen oder .env-Dateien gesteuert werden können.
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## Konfiguration
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### .env-Dateien
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Das System lädt automatisch `.env` und `.env.local` Dateien aus dem Projektverzeichnis, falls vorhanden.
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**Priorität der Konfigurationsquellen:**
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1. Bereits gesetzte Umgebungsvariablen (höchste Priorität)
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2. .env.local Datei
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3. .env Datei
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4. Standard-Werte (niedrigste Priorität)
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**Beispiel .env-Datei:**
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```bash
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# Bamort Server Konfiguration
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ENVIRONMENT=development
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DEBUG=true
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LOG_LEVEL=DEBUG
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PORT=8180
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DATABASE_URL=postgresql://user:pass@localhost:5432/bamort
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```
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### Umgebungsvariablen
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### Debug-Modus
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```bash
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# Debug-Modus aktivieren
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DEBUG=true
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# oder
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DEBUG=1
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```
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### Log-Level
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```bash
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# Verfügbare Log-Level: DEBUG, INFO, WARN, ERROR
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LOG_LEVEL=DEBUG
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LOG_LEVEL=INFO
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LOG_LEVEL=WARN
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LOG_LEVEL=ERROR
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```
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### Environment
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```bash
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# Umgebung definieren
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ENVIRONMENT=development # Aktiviert automatisch Debug-Modus
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ENVIRONMENT=production # Deaktiviert Debug-Modus standardmäßig
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# oder
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GO_ENV=development
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GO_ENV=production
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```
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### Server-Port
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```bash
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# Server-Port konfigurieren
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PORT=8180
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# oder
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SERVER_PORT=8180
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```
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## Verwendung im Code
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### Import
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```go
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import "bamort/logger"
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```
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### Logging-Funktionen
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```go
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// Debug-Messages (nur sichtbar wenn Debug-Modus aktiviert)
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logger.Debug("Debug-Information: %s", variable)
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logger.Debugf("Debug mit Printf-Syntax: %d", number)
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// Info-Messages
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logger.Info("Server gestartet auf Port %s", port)
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logger.Infof("Benutzer %s angemeldet", username)
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// Warning-Messages
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logger.Warn("Warnung: %s", warningMessage)
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logger.Warnf("Performance-Warnung: %dms", duration)
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// Error-Messages
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logger.Error("Fehler beim Laden der Datenbank: %s", err.Error())
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logger.Errorf("HTTP-Fehler %d: %s", statusCode, message)
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```
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### Programmgesteuerte Konfiguration
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```go
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import (
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"bamort/logger"
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"bamort/config"
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)
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// Konfiguration laden
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cfg := config.LoadConfig()
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// Debug-Modus setzen
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logger.SetDebugMode(true)
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// Minimales Log-Level setzen
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logger.SetMinLogLevel(logger.DEBUG)
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// Debug-Status prüfen
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if logger.IsDebugEnabled() {
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// Nur ausführen wenn Debug aktiv
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}
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```
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## Beispiel-Konfigurationen
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### Development
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```bash
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export ENVIRONMENT=development
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export DEBUG=true
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export LOG_LEVEL=DEBUG
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export PORT=8180
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```
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### Production
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```bash
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export ENVIRONMENT=production
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export DEBUG=false
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export LOG_LEVEL=INFO
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export PORT=8180
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```
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### Testing
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```bash
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export ENVIRONMENT=test
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export DEBUG=true
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export LOG_LEVEL=WARN
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export PORT=8181
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```
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## Log-Format
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```
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[2025-08-10 15:04:05] DEBUG: Debug-Nachricht hier
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[2025-08-10 15:04:05] INFO: Info-Nachricht hier
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[2025-08-10 15:04:05] WARN: Warning-Nachricht hier
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[2025-08-10 15:04:05] ERROR: Error-Nachricht hier
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```
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## Docker-Konfiguration
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### Dockerfile
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```dockerfile
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# Für Development
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ENV ENVIRONMENT=development
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ENV DEBUG=true
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ENV LOG_LEVEL=DEBUG
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# Für Production
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ENV ENVIRONMENT=production
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ENV DEBUG=false
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ENV LOG_LEVEL=INFO
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```
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### docker-compose.yml
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```yaml
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version: '3.8'
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services:
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bamort-api:
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environment:
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- ENVIRONMENT=development
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- DEBUG=true
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- LOG_LEVEL=DEBUG
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- PORT=8180
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```
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## Best Practices
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1. **Debug-Messages**: Verwenden Sie Debug-Messages für detaillierte Informationen, die nur während der Entwicklung relevant sind.
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2. **Info-Messages**: Verwenden Sie Info-Messages für wichtige Ereignisse wie Server-Start, Benutzeraktionen, etc.
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3. **Warning-Messages**: Verwenden Sie Warn-Messages für potentielle Probleme, die nicht zum Absturz führen.
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4. **Error-Messages**: Verwenden Sie Error-Messages für tatsächliche Fehler und Exceptions.
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5. **Performance**: Debug-Messages werden automatisch gefiltert, wenn der Debug-Modus deaktiviert ist, daher keine Performance-Einbußen in der Produktion.
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6. **Sensitive Daten**: Niemals Passwörter, Token oder andere sensitive Daten loggen, besonders nicht in höheren Log-Levels.
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@@ -3,6 +3,7 @@ package character
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import (
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"bamort/database"
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"bamort/gsmaster"
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"bamort/logger"
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"bamort/models"
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"strconv"
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"strings"
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@@ -23,16 +24,25 @@ type LearnRequestStruct struct {
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}
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func respondWithError(c *gin.Context, status int, message string) {
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logger.Warn("HTTP Fehler %d: %s", status, message)
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c.JSON(status, gin.H{"error": message})
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}
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func ListCharacters(c *gin.Context) {
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logger.Debug("ListCharacters aufgerufen")
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var characters []models.Char
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var listOfChars []models.CharList
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logger.Debug("Lade Charaktere aus der Datenbank...")
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if err := database.DB.Find(&characters).Error; err != nil {
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logger.Error("Fehler beim Laden der Charaktere: %s", err.Error())
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respondWithError(c, http.StatusInternalServerError, "Failed to retrieve characters")
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return
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}
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logger.Debug("Gefundene Charaktere: %d", len(characters))
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for i := range characters {
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listOfChars = append(listOfChars, models.CharList{
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BamortBase: models.BamortBase{
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@@ -45,6 +55,8 @@ func ListCharacters(c *gin.Context) {
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Owner: "test",
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})
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}
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logger.Info("Charakterliste erfolgreich geladen: %d Charaktere", len(listOfChars))
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c.JSON(http.StatusOK, listOfChars)
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}
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+47
-3
@@ -2,9 +2,11 @@ package main
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import (
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"bamort/character"
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"bamort/config"
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"bamort/database"
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"bamort/gsmaster"
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"bamort/importer"
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"bamort/logger"
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"bamort/maintenance"
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"bamort/router"
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@@ -18,24 +20,66 @@ import (
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// @BasePath /
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// @schemes http
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func main() {
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// Konfiguration laden
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cfg := config.LoadConfig()
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// Logger konfigurieren
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logger.SetDebugMode(cfg.DebugMode)
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if cfg.LogLevel == "DEBUG" {
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logger.SetMinLogLevel(logger.DEBUG)
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} else if cfg.LogLevel == "WARN" {
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logger.SetMinLogLevel(logger.WARN)
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} else if cfg.LogLevel == "ERROR" {
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logger.SetMinLogLevel(logger.ERROR)
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} else {
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logger.SetMinLogLevel(logger.INFO)
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}
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logger.Info("Bamort Server wird gestartet...")
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logger.Debug("Debug-Modus ist aktiviert")
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logger.Info("Environment: %s", cfg.Environment)
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logger.Info("Server Port: %s", cfg.ServerPort)
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// Gin-Modus basierend auf Environment setzen
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if cfg.IsProduction() {
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gin.SetMode(gin.ReleaseMode)
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logger.Info("Gin läuft im Release-Modus")
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} else {
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gin.SetMode(gin.DebugMode)
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logger.Debug("Gin läuft im Debug-Modus")
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}
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// Datenbank verbinden
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logger.Debug("Verbinde mit Datenbank...")
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database.ConnectDatabase()
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//database.DB.AutoMigrate(&models.User{}, &models.Character{}) // Add other models here
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logger.Info("Datenbankverbindung erfolgreich")
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// Migrate Audit-Log table
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logger.Debug("Führe Audit-Log Migration durch...")
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if err := character.MigrateAuditLog(); err != nil {
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logger.Error("Fehler bei Audit-Log Migration: %s", err.Error())
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panic("Failed to migrate audit log table: " + err.Error())
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}
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logger.Debug("Audit-Log Migration erfolgreich")
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r := gin.Default()
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router.SetupGin(r)
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// Routes
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// Routes registrieren
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logger.Debug("Registriere API-Routen...")
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protected := router.BaseRouterGrp(r)
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// Register your module routes
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gsmaster.RegisterRoutes(protected)
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character.RegisterRoutes(protected)
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maintenance.RegisterRoutes(protected)
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importer.RegisterRoutes(protected)
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logger.Info("API-Routen erfolgreich registriert")
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r.Run(":8180") // Start server on port 8080
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// Server starten
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serverAddress := cfg.GetServerAddress()
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logger.Info("Server startet auf Adresse: %s", serverAddress)
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if err := r.Run(serverAddress); err != nil {
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logger.Error("Fehler beim Starten des Servers: %s", err.Error())
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panic(err)
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}
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}
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@@ -0,0 +1,167 @@
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package config
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import (
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"bufio"
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"os"
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"strconv"
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"strings"
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)
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// Config enthält alle Anwendungskonfigurationen
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type Config struct {
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// Server Konfiguration
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ServerPort string
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// Database Konfiguration
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DatabaseURL string
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// Logging Konfiguration
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DebugMode bool
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LogLevel string
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// Environment
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Environment string
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}
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// defaultConfig gibt die Standard-Konfiguration zurück
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func defaultConfig() *Config {
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return &Config{
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ServerPort: "8180",
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DatabaseURL: "",
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DebugMode: false,
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LogLevel: "INFO",
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Environment: "production",
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}
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}
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// LoadConfig lädt die Konfiguration aus Umgebungsvariablen
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func LoadConfig() *Config {
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// Lade .env-Datei falls vorhanden
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loadEnvFile()
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config := defaultConfig()
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// Server Port
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if port := os.Getenv("PORT"); port != "" {
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config.ServerPort = port
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}
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if port := os.Getenv("SERVER_PORT"); port != "" {
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config.ServerPort = port
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}
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// Database
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if dbURL := os.Getenv("DATABASE_URL"); dbURL != "" {
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config.DatabaseURL = dbURL
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}
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// Debug Mode
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if debug := os.Getenv("DEBUG"); debug != "" {
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config.DebugMode = strings.ToLower(debug) == "true" || debug == "1"
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}
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|
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// Log Level
|
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if logLevel := os.Getenv("LOG_LEVEL"); logLevel != "" {
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config.LogLevel = strings.ToUpper(logLevel)
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}
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||||
|
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// Environment
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if env := os.Getenv("ENVIRONMENT"); env != "" {
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config.Environment = strings.ToLower(env)
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}
|
||||
if env := os.Getenv("GO_ENV"); env != "" {
|
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config.Environment = strings.ToLower(env)
|
||||
}
|
||||
|
||||
// Automatisch Debug-Modus für Development-Environment aktivieren
|
||||
if config.Environment == "development" || config.Environment == "dev" {
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config.DebugMode = true
|
||||
if config.LogLevel == "INFO" {
|
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config.LogLevel = "DEBUG"
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}
|
||||
}
|
||||
|
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return config
|
||||
}
|
||||
|
||||
// loadEnvFile lädt eine .env-Datei falls vorhanden
|
||||
func loadEnvFile() {
|
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envFiles := []string{".env", ".env.local"}
|
||||
|
||||
for _, envFile := range envFiles {
|
||||
if _, err := os.Stat(envFile); err == nil {
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loadEnvFileContent(envFile)
|
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}
|
||||
}
|
||||
}
|
||||
|
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// loadEnvFileContent lädt den Inhalt einer .env-Datei
|
||||
func loadEnvFileContent(filename string) {
|
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file, err := os.Open(filename)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
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defer file.Close()
|
||||
|
||||
scanner := bufio.NewScanner(file)
|
||||
for scanner.Scan() {
|
||||
line := strings.TrimSpace(scanner.Text())
|
||||
|
||||
// Überspringe leere Zeilen und Kommentare
|
||||
if line == "" || strings.HasPrefix(line, "#") {
|
||||
continue
|
||||
}
|
||||
|
||||
// Teile die Zeile in Key=Value auf
|
||||
parts := strings.SplitN(line, "=", 2)
|
||||
if len(parts) != 2 {
|
||||
continue
|
||||
}
|
||||
|
||||
key := strings.TrimSpace(parts[0])
|
||||
value := strings.TrimSpace(parts[1])
|
||||
|
||||
// Entferne Anführungszeichen falls vorhanden
|
||||
value = strings.Trim(value, `"'`)
|
||||
|
||||
// Setze die Umgebungsvariable nur, wenn sie noch nicht gesetzt ist
|
||||
if os.Getenv(key) == "" {
|
||||
os.Setenv(key, value)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// IsDevelopment prüft, ob die Anwendung im Development-Modus läuft
|
||||
func (c *Config) IsDevelopment() bool {
|
||||
return c.Environment == "development" || c.Environment == "dev"
|
||||
}
|
||||
|
||||
// IsProduction prüft, ob die Anwendung im Production-Modus läuft
|
||||
func (c *Config) IsProduction() bool {
|
||||
return c.Environment == "production" || c.Environment == "prod"
|
||||
}
|
||||
|
||||
// GetServerAddress gibt die vollständige Server-Adresse zurück
|
||||
func (c *Config) GetServerAddress() string {
|
||||
return ":" + c.ServerPort
|
||||
}
|
||||
|
||||
// GetBoolEnv ist eine Hilfsfunktion zum Laden von Boolean-Umgebungsvariablen
|
||||
func GetBoolEnv(key string, defaultValue bool) bool {
|
||||
if value := os.Getenv(key); value != "" {
|
||||
if parsed, err := strconv.ParseBool(value); err == nil {
|
||||
return parsed
|
||||
}
|
||||
return strings.ToLower(value) == "true" || value == "1"
|
||||
}
|
||||
return defaultValue
|
||||
}
|
||||
|
||||
// GetIntEnv ist eine Hilfsfunktion zum Laden von Integer-Umgebungsvariablen
|
||||
func GetIntEnv(key string, defaultValue int) int {
|
||||
if value := os.Getenv(key); value != "" {
|
||||
if parsed, err := strconv.Atoi(value); err == nil {
|
||||
return parsed
|
||||
}
|
||||
}
|
||||
return defaultValue
|
||||
}
|
||||
@@ -0,0 +1,192 @@
|
||||
package config
|
||||
|
||||
import (
|
||||
"os"
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestLoadEnvFile(t *testing.T) {
|
||||
// Test-Datei erstellen
|
||||
envContent := `# Test .env file
|
||||
DEBUG=true
|
||||
LOG_LEVEL=DEBUG
|
||||
PORT=9999
|
||||
# Comment line should be ignored
|
||||
|
||||
ENVIRONMENT=test
|
||||
DATABASE_URL="postgresql://test:test@localhost:5432/test"
|
||||
QUOTED_VALUE='single quotes'
|
||||
`
|
||||
|
||||
// Temporäre .env-Datei erstellen
|
||||
err := os.WriteFile(".env.test", []byte(envContent), 0644)
|
||||
if err != nil {
|
||||
t.Fatalf("Fehler beim Erstellen der Test-.env-Datei: %v", err)
|
||||
}
|
||||
defer os.Remove(".env.test")
|
||||
|
||||
// Ursprüngliche Umgebungsvariablen sichern
|
||||
originalDebug := os.Getenv("DEBUG")
|
||||
originalLogLevel := os.Getenv("LOG_LEVEL")
|
||||
originalPort := os.Getenv("PORT")
|
||||
originalEnv := os.Getenv("ENVIRONMENT")
|
||||
originalDB := os.Getenv("DATABASE_URL")
|
||||
originalQuoted := os.Getenv("QUOTED_VALUE")
|
||||
|
||||
// Umgebungsvariablen zurücksetzen
|
||||
os.Unsetenv("DEBUG")
|
||||
os.Unsetenv("LOG_LEVEL")
|
||||
os.Unsetenv("PORT")
|
||||
os.Unsetenv("ENVIRONMENT")
|
||||
os.Unsetenv("DATABASE_URL")
|
||||
os.Unsetenv("QUOTED_VALUE")
|
||||
|
||||
// Test-Datei laden
|
||||
loadEnvFileContent(".env.test")
|
||||
|
||||
// Tests
|
||||
tests := []struct {
|
||||
key string
|
||||
expected string
|
||||
}{
|
||||
{"DEBUG", "true"},
|
||||
{"LOG_LEVEL", "DEBUG"},
|
||||
{"PORT", "9999"},
|
||||
{"ENVIRONMENT", "test"},
|
||||
{"DATABASE_URL", "postgresql://test:test@localhost:5432/test"},
|
||||
{"QUOTED_VALUE", "single quotes"},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
if value := os.Getenv(test.key); value != test.expected {
|
||||
t.Errorf("Für %s: erwartet '%s', erhalten '%s'", test.key, test.expected, value)
|
||||
}
|
||||
}
|
||||
|
||||
// Ursprüngliche Werte wiederherstellen
|
||||
if originalDebug != "" {
|
||||
os.Setenv("DEBUG", originalDebug)
|
||||
} else {
|
||||
os.Unsetenv("DEBUG")
|
||||
}
|
||||
if originalLogLevel != "" {
|
||||
os.Setenv("LOG_LEVEL", originalLogLevel)
|
||||
} else {
|
||||
os.Unsetenv("LOG_LEVEL")
|
||||
}
|
||||
if originalPort != "" {
|
||||
os.Setenv("PORT", originalPort)
|
||||
} else {
|
||||
os.Unsetenv("PORT")
|
||||
}
|
||||
if originalEnv != "" {
|
||||
os.Setenv("ENVIRONMENT", originalEnv)
|
||||
} else {
|
||||
os.Unsetenv("ENVIRONMENT")
|
||||
}
|
||||
if originalDB != "" {
|
||||
os.Setenv("DATABASE_URL", originalDB)
|
||||
} else {
|
||||
os.Unsetenv("DATABASE_URL")
|
||||
}
|
||||
if originalQuoted != "" {
|
||||
os.Setenv("QUOTED_VALUE", originalQuoted)
|
||||
} else {
|
||||
os.Unsetenv("QUOTED_VALUE")
|
||||
}
|
||||
}
|
||||
|
||||
func TestEnvVariablesPrecedence(t *testing.T) {
|
||||
// Test, dass bereits gesetzte Umgebungsvariablen Vorrang haben
|
||||
envContent := `DEBUG=false
|
||||
LOG_LEVEL=ERROR`
|
||||
|
||||
// Temporäre .env-Datei erstellen
|
||||
err := os.WriteFile(".env.precedence", []byte(envContent), 0644)
|
||||
if err != nil {
|
||||
t.Fatalf("Fehler beim Erstellen der Test-.env-Datei: %v", err)
|
||||
}
|
||||
defer os.Remove(".env.precedence")
|
||||
|
||||
// Umgebungsvariable vorher setzen
|
||||
os.Setenv("DEBUG", "true")
|
||||
os.Setenv("LOG_LEVEL", "INFO")
|
||||
|
||||
// .env-Datei laden
|
||||
loadEnvFileContent(".env.precedence")
|
||||
|
||||
// Tests - bereits gesetzte Werte sollten nicht überschrieben werden
|
||||
if debug := os.Getenv("DEBUG"); debug != "true" {
|
||||
t.Errorf("DEBUG sollte 'true' bleiben, aber ist '%s'", debug)
|
||||
}
|
||||
|
||||
if logLevel := os.Getenv("LOG_LEVEL"); logLevel != "INFO" {
|
||||
t.Errorf("LOG_LEVEL sollte 'INFO' bleiben, aber ist '%s'", logLevel)
|
||||
}
|
||||
|
||||
// Cleanup
|
||||
os.Unsetenv("DEBUG")
|
||||
os.Unsetenv("LOG_LEVEL")
|
||||
}
|
||||
|
||||
func TestLoadConfigWithEnvFile(t *testing.T) {
|
||||
// Test-Konfiguration mit .env-Datei
|
||||
envContent := `ENVIRONMENT=development
|
||||
DEBUG=true
|
||||
LOG_LEVEL=DEBUG
|
||||
PORT=7777
|
||||
DATABASE_URL=test://localhost/testdb`
|
||||
|
||||
// Temporäre .env-Datei erstellen
|
||||
err := os.WriteFile(".env", []byte(envContent), 0644)
|
||||
if err != nil {
|
||||
t.Fatalf("Fehler beim Erstellen der .env-Datei: %v", err)
|
||||
}
|
||||
defer os.Remove(".env")
|
||||
|
||||
// Alle relevanten Umgebungsvariablen zurücksetzen
|
||||
originalVars := map[string]string{
|
||||
"ENVIRONMENT": os.Getenv("ENVIRONMENT"),
|
||||
"DEBUG": os.Getenv("DEBUG"),
|
||||
"LOG_LEVEL": os.Getenv("LOG_LEVEL"),
|
||||
"PORT": os.Getenv("PORT"),
|
||||
"DATABASE_URL": os.Getenv("DATABASE_URL"),
|
||||
}
|
||||
|
||||
for key := range originalVars {
|
||||
os.Unsetenv(key)
|
||||
}
|
||||
|
||||
// Konfiguration laden
|
||||
config := LoadConfig()
|
||||
|
||||
// Tests
|
||||
if config.Environment != "development" {
|
||||
t.Errorf("Environment: erwartet 'development', erhalten '%s'", config.Environment)
|
||||
}
|
||||
|
||||
if !config.DebugMode {
|
||||
t.Error("DebugMode sollte true sein")
|
||||
}
|
||||
|
||||
if config.LogLevel != "DEBUG" {
|
||||
t.Errorf("LogLevel: erwartet 'DEBUG', erhalten '%s'", config.LogLevel)
|
||||
}
|
||||
|
||||
if config.ServerPort != "7777" {
|
||||
t.Errorf("ServerPort: erwartet '7777', erhalten '%s'", config.ServerPort)
|
||||
}
|
||||
|
||||
if config.DatabaseURL != "test://localhost/testdb" {
|
||||
t.Errorf("DatabaseURL: erwartet 'test://localhost/testdb', erhalten '%s'", config.DatabaseURL)
|
||||
}
|
||||
|
||||
// Ursprüngliche Werte wiederherstellen
|
||||
for key, value := range originalVars {
|
||||
if value != "" {
|
||||
os.Setenv(key, value)
|
||||
} else {
|
||||
os.Unsetenv(key)
|
||||
}
|
||||
}
|
||||
}
|
||||
Executable
+52
@@ -0,0 +1,52 @@
|
||||
#!/bin/bash
|
||||
|
||||
echo "=== Bamort .env Konfiguration Demo ==="
|
||||
echo ""
|
||||
|
||||
# Erstelle verschiedene .env-Dateien für Demo
|
||||
echo "# Development .env" > .env.dev.demo
|
||||
echo "ENVIRONMENT=development" >> .env.dev.demo
|
||||
echo "DEBUG=true" >> .env.dev.demo
|
||||
echo "LOG_LEVEL=DEBUG" >> .env.dev.demo
|
||||
echo "PORT=8180" >> .env.dev.demo
|
||||
echo "" >> .env.dev.demo
|
||||
|
||||
echo "# Production .env" > .env.prod.demo
|
||||
echo "ENVIRONMENT=production" >> .env.prod.demo
|
||||
echo "DEBUG=false" >> .env.prod.demo
|
||||
echo "LOG_LEVEL=INFO" >> .env.prod.demo
|
||||
echo "PORT=8080" >> .env.prod.demo
|
||||
echo "" >> .env.prod.demo
|
||||
|
||||
echo "1. Development-Konfiguration (.env.dev.demo):"
|
||||
cat .env.dev.demo
|
||||
echo ""
|
||||
|
||||
echo "2. Production-Konfiguration (.env.prod.demo):"
|
||||
cat .env.prod.demo
|
||||
echo ""
|
||||
|
||||
echo "3. Test mit Development-Konfiguration:"
|
||||
cp .env.dev.demo .env
|
||||
echo "Building and testing with development config..."
|
||||
go run cmd/logging_demo.go 2>/dev/null | head -10
|
||||
echo ""
|
||||
|
||||
echo "4. Test mit Production-Konfiguration:"
|
||||
cp .env.prod.demo .env
|
||||
echo "Building and testing with production config..."
|
||||
go run cmd/logging_demo.go 2>/dev/null | head -10
|
||||
echo ""
|
||||
|
||||
echo "5. Test mit Umgebungsvariablen-Override:"
|
||||
echo "Setze DEBUG=false als Umgebungsvariable (sollte .env überschreiben)"
|
||||
DEBUG=false go run cmd/logging_demo.go 2>/dev/null | head -10
|
||||
echo ""
|
||||
|
||||
# Cleanup
|
||||
rm -f .env.dev.demo .env.prod.demo
|
||||
|
||||
echo "=== Demo beendet ==="
|
||||
echo ""
|
||||
echo "Tipp: Kopiere .env.example nach .env und passe sie an deine Bedürfnisse an:"
|
||||
echo "cp .env.example .env"
|
||||
@@ -0,0 +1,156 @@
|
||||
package logger
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"log"
|
||||
"os"
|
||||
"strings"
|
||||
"time"
|
||||
)
|
||||
|
||||
// LogLevel definiert die verschiedenen Log-Level
|
||||
type LogLevel int
|
||||
|
||||
const (
|
||||
DEBUG LogLevel = iota
|
||||
INFO
|
||||
WARN
|
||||
ERROR
|
||||
)
|
||||
|
||||
// String gibt eine String-Repräsentation des Log-Levels zurück
|
||||
func (l LogLevel) String() string {
|
||||
switch l {
|
||||
case DEBUG:
|
||||
return "DEBUG"
|
||||
case INFO:
|
||||
return "INFO"
|
||||
case WARN:
|
||||
return "WARN"
|
||||
case ERROR:
|
||||
return "ERROR"
|
||||
default:
|
||||
return "UNKNOWN"
|
||||
}
|
||||
}
|
||||
|
||||
// Logger struct enthält die Konfiguration
|
||||
type Logger struct {
|
||||
debugEnabled bool
|
||||
minLevel LogLevel
|
||||
logger *log.Logger
|
||||
}
|
||||
|
||||
// Globaler Logger
|
||||
var defaultLogger *Logger
|
||||
|
||||
// init initialisiert den Standard-Logger
|
||||
func init() {
|
||||
defaultLogger = &Logger{
|
||||
debugEnabled: getDebugModeFromEnv(),
|
||||
minLevel: getMinLogLevelFromEnv(),
|
||||
logger: log.New(os.Stdout, "", 0), // Kein Standard-Prefix, wir verwenden unseren eigenen
|
||||
}
|
||||
}
|
||||
|
||||
// getDebugModeFromEnv liest den Debug-Modus aus Umgebungsvariablen
|
||||
func getDebugModeFromEnv() bool {
|
||||
debugMode := os.Getenv("DEBUG")
|
||||
return strings.ToLower(debugMode) == "true" || debugMode == "1"
|
||||
}
|
||||
|
||||
// getMinLogLevelFromEnv liest das minimale Log-Level aus Umgebungsvariablen
|
||||
func getMinLogLevelFromEnv() LogLevel {
|
||||
levelStr := strings.ToUpper(os.Getenv("LOG_LEVEL"))
|
||||
switch levelStr {
|
||||
case "DEBUG":
|
||||
return DEBUG
|
||||
case "INFO":
|
||||
return INFO
|
||||
case "WARN":
|
||||
return WARN
|
||||
case "ERROR":
|
||||
return ERROR
|
||||
default:
|
||||
if getDebugModeFromEnv() {
|
||||
return DEBUG
|
||||
}
|
||||
return INFO
|
||||
}
|
||||
}
|
||||
|
||||
// SetDebugMode aktiviert oder deaktiviert den Debug-Modus
|
||||
func SetDebugMode(enabled bool) {
|
||||
defaultLogger.debugEnabled = enabled
|
||||
if enabled && defaultLogger.minLevel > DEBUG {
|
||||
defaultLogger.minLevel = DEBUG
|
||||
}
|
||||
}
|
||||
|
||||
// SetMinLogLevel setzt das minimale Log-Level
|
||||
func SetMinLogLevel(level LogLevel) {
|
||||
defaultLogger.minLevel = level
|
||||
}
|
||||
|
||||
// IsDebugEnabled gibt zurück, ob der Debug-Modus aktiviert ist
|
||||
func IsDebugEnabled() bool {
|
||||
return defaultLogger.debugEnabled && defaultLogger.minLevel <= DEBUG
|
||||
}
|
||||
|
||||
// logMessage ist die interne Funktion zum Loggen von Nachrichten
|
||||
func logMessage(level LogLevel, format string, args ...interface{}) {
|
||||
if level < defaultLogger.minLevel {
|
||||
return
|
||||
}
|
||||
|
||||
// Für Debug-Messages zusätzlich prüfen, ob Debug-Modus aktiviert ist
|
||||
if level == DEBUG && !defaultLogger.debugEnabled {
|
||||
return
|
||||
}
|
||||
|
||||
timestamp := time.Now().Format("2006-01-02 15:04:05")
|
||||
message := fmt.Sprintf(format, args...)
|
||||
logLine := fmt.Sprintf("[%s] %s: %s", timestamp, level.String(), message)
|
||||
|
||||
defaultLogger.logger.Println(logLine)
|
||||
}
|
||||
|
||||
// Debug loggt Debug-Nachrichten (nur wenn Debug-Modus aktiviert)
|
||||
func Debug(format string, args ...interface{}) {
|
||||
logMessage(DEBUG, format, args...)
|
||||
}
|
||||
|
||||
// Info loggt Info-Nachrichten
|
||||
func Info(format string, args ...interface{}) {
|
||||
logMessage(INFO, format, args...)
|
||||
}
|
||||
|
||||
// Warn loggt Warn-Nachrichten
|
||||
func Warn(format string, args ...interface{}) {
|
||||
logMessage(WARN, format, args...)
|
||||
}
|
||||
|
||||
// Error loggt Error-Nachrichten
|
||||
func Error(format string, args ...interface{}) {
|
||||
logMessage(ERROR, format, args...)
|
||||
}
|
||||
|
||||
// Debugf ist ein Alias für Debug (für Kompatibilität)
|
||||
func Debugf(format string, args ...interface{}) {
|
||||
Debug(format, args...)
|
||||
}
|
||||
|
||||
// Infof ist ein Alias für Info (für Kompatibilität)
|
||||
func Infof(format string, args ...interface{}) {
|
||||
Info(format, args...)
|
||||
}
|
||||
|
||||
// Warnf ist ein Alias für Warn (für Kompatibilität)
|
||||
func Warnf(format string, args ...interface{}) {
|
||||
Warn(format, args...)
|
||||
}
|
||||
|
||||
// Errorf ist ein Alias für Error (für Kompatibilität)
|
||||
func Errorf(format string, args ...interface{}) {
|
||||
Error(format, args...)
|
||||
}
|
||||
@@ -0,0 +1,123 @@
|
||||
package logger
|
||||
|
||||
import (
|
||||
"os"
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestLogLevels(t *testing.T) {
|
||||
// Test String-Representation der Log-Levels
|
||||
tests := []struct {
|
||||
level LogLevel
|
||||
expected string
|
||||
}{
|
||||
{DEBUG, "DEBUG"},
|
||||
{INFO, "INFO"},
|
||||
{WARN, "WARN"},
|
||||
{ERROR, "ERROR"},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
if test.level.String() != test.expected {
|
||||
t.Errorf("Expected %s, got %s", test.expected, test.level.String())
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestDebugModeFromEnv(t *testing.T) {
|
||||
// Test verschiedene Umgebungsvariablen-Werte
|
||||
tests := []struct {
|
||||
envValue string
|
||||
expected bool
|
||||
}{
|
||||
{"true", true},
|
||||
{"TRUE", true},
|
||||
{"True", true},
|
||||
{"1", true},
|
||||
{"false", false},
|
||||
{"FALSE", false},
|
||||
{"False", false},
|
||||
{"0", false},
|
||||
{"", false},
|
||||
{"invalid", false},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
os.Setenv("DEBUG", test.envValue)
|
||||
result := getDebugModeFromEnv()
|
||||
if result != test.expected {
|
||||
t.Errorf("For DEBUG=%s, expected %v, got %v", test.envValue, test.expected, result)
|
||||
}
|
||||
}
|
||||
|
||||
// Cleanup
|
||||
os.Unsetenv("DEBUG")
|
||||
}
|
||||
|
||||
func TestMinLogLevelFromEnv(t *testing.T) {
|
||||
// Test verschiedene LOG_LEVEL Werte
|
||||
tests := []struct {
|
||||
envValue string
|
||||
expected LogLevel
|
||||
}{
|
||||
{"DEBUG", DEBUG},
|
||||
{"debug", DEBUG},
|
||||
{"INFO", INFO},
|
||||
{"info", INFO},
|
||||
{"WARN", WARN},
|
||||
{"warn", WARN},
|
||||
{"ERROR", ERROR},
|
||||
{"error", ERROR},
|
||||
{"invalid", INFO}, // Default zu INFO
|
||||
{"", INFO}, // Default zu INFO
|
||||
}
|
||||
|
||||
// DEBUG-Modus deaktivieren für diese Tests
|
||||
os.Setenv("DEBUG", "false")
|
||||
|
||||
for _, test := range tests {
|
||||
os.Setenv("LOG_LEVEL", test.envValue)
|
||||
result := getMinLogLevelFromEnv()
|
||||
if result != test.expected {
|
||||
t.Errorf("For LOG_LEVEL=%s, expected %v, got %v", test.envValue, test.expected, result)
|
||||
}
|
||||
}
|
||||
|
||||
// Test: Wenn DEBUG=true und kein LOG_LEVEL gesetzt, sollte DEBUG returned werden
|
||||
os.Setenv("DEBUG", "true")
|
||||
os.Unsetenv("LOG_LEVEL")
|
||||
result := getMinLogLevelFromEnv()
|
||||
if result != DEBUG {
|
||||
t.Errorf("When DEBUG=true and no LOG_LEVEL set, expected DEBUG, got %v", result)
|
||||
}
|
||||
|
||||
// Cleanup
|
||||
os.Unsetenv("DEBUG")
|
||||
os.Unsetenv("LOG_LEVEL")
|
||||
}
|
||||
|
||||
func TestSetDebugMode(t *testing.T) {
|
||||
// Test Debug-Modus aktivieren
|
||||
SetDebugMode(true)
|
||||
if !IsDebugEnabled() {
|
||||
t.Error("Debug mode should be enabled")
|
||||
}
|
||||
|
||||
// Test Debug-Modus deaktivieren
|
||||
SetDebugMode(false)
|
||||
if IsDebugEnabled() {
|
||||
t.Error("Debug mode should be disabled")
|
||||
}
|
||||
}
|
||||
|
||||
func TestSetMinLogLevel(t *testing.T) {
|
||||
// Test verschiedene Log-Level setzen
|
||||
levels := []LogLevel{DEBUG, INFO, WARN, ERROR}
|
||||
|
||||
for _, level := range levels {
|
||||
SetMinLogLevel(level)
|
||||
if defaultLogger.minLevel != level {
|
||||
t.Errorf("Expected min log level %v, got %v", level, defaultLogger.minLevel)
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user