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seaweedfs/weed/mq/kafka/protocol/logging.go
chrislu 3e6ef54af7 Phase 0 Part 2: API cleanup and structured logging
- Add structured logging utility in weed/mq/kafka/protocol/logging.go
- Replace key fmt.Printf debug statements with structured logging
- Verify ApiVersions response aligns with validateAPIVersion (already correct)
- Confirm error codes in CreateTopics/DeleteTopics are appropriate
- Verify throttle_time_ms consistency across responses (already consistent)

Phase 0 complete. All unit/protocol tests passing. Ready for Phase 1.
2025-09-15 20:28:08 -07:00

69 lines
1.7 KiB
Go

package protocol
import (
"log"
"os"
)
// Logger provides structured logging for Kafka protocol operations
type Logger struct {
debug *log.Logger
info *log.Logger
warning *log.Logger
error *log.Logger
}
// NewLogger creates a new logger instance
func NewLogger() *Logger {
return &Logger{
debug: log.New(os.Stdout, "[KAFKA-DEBUG] ", log.LstdFlags|log.Lshortfile),
info: log.New(os.Stdout, "[KAFKA-INFO] ", log.LstdFlags),
warning: log.New(os.Stdout, "[KAFKA-WARN] ", log.LstdFlags),
error: log.New(os.Stderr, "[KAFKA-ERROR] ", log.LstdFlags|log.Lshortfile),
}
}
// Debug logs debug messages (only in debug mode)
func (l *Logger) Debug(format string, args ...interface{}) {
if os.Getenv("KAFKA_DEBUG") != "" {
l.debug.Printf(format, args...)
}
}
// Info logs informational messages
func (l *Logger) Info(format string, args ...interface{}) {
l.info.Printf(format, args...)
}
// Warning logs warning messages
func (l *Logger) Warning(format string, args ...interface{}) {
l.warning.Printf(format, args...)
}
// Error logs error messages
func (l *Logger) Error(format string, args ...interface{}) {
l.error.Printf(format, args...)
}
// Global logger instance
var logger = NewLogger()
// Debug logs debug messages using the global logger
func Debug(format string, args ...interface{}) {
logger.Debug(format, args...)
}
// Info logs informational messages using the global logger
func Info(format string, args ...interface{}) {
logger.Info(format, args...)
}
// Warning logs warning messages using the global logger
func Warning(format string, args ...interface{}) {
logger.Warning(format, args...)
}
// Error logs error messages using the global logger
func Error(format string, args ...interface{}) {
logger.Error(format, args...)
}