Files
acc-server-manager/local/utl/logging/base.go
Fran Jurmanović 5e7c96697a code cleanup
2025-09-18 13:33:51 +02:00

147 lines
2.8 KiB
Go

package logging
import (
"fmt"
"io"
"log"
"os"
"path/filepath"
"runtime"
"sync"
"time"
)
var (
timeFormat = "2006-01-02 15:04:05.000"
)
type BaseLogger struct {
file *os.File
logger *log.Logger
mu sync.RWMutex
initialized bool
}
type LogLevel string
const (
LogLevelError LogLevel = "ERROR"
LogLevelWarn LogLevel = "WARN"
LogLevelInfo LogLevel = "INFO"
LogLevelDebug LogLevel = "DEBUG"
LogLevelPanic LogLevel = "PANIC"
)
func InitializeBase(tp string) (*BaseLogger, error) {
return newBaseLogger(tp)
}
func newBaseLogger(tp string) (*BaseLogger, error) {
if err := os.MkdirAll("logs", 0755); err != nil {
return nil, fmt.Errorf("failed to create logs directory: %v", err)
}
logPath := filepath.Join("logs", fmt.Sprintf("acc-server-%s-%s.log", time.Now().Format("2006-01-02"), tp))
file, err := os.OpenFile(logPath, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0666)
if err != nil {
return nil, fmt.Errorf("failed to open log file: %v", err)
}
multiWriter := io.MultiWriter(file, os.Stdout)
logger := &BaseLogger{
file: file,
logger: log.New(multiWriter, "", 0),
initialized: true,
}
return logger, nil
}
func GetBaseLogger(tp string) *BaseLogger {
baseLogger, _ := InitializeBase(tp)
return baseLogger
}
func (bl *BaseLogger) Close() error {
bl.mu.Lock()
defer bl.mu.Unlock()
if bl.file != nil {
return bl.file.Close()
}
return nil
}
func (bl *BaseLogger) Log(level LogLevel, format string, v ...interface{}) {
if bl == nil || !bl.initialized {
return
}
bl.mu.RLock()
defer bl.mu.RUnlock()
_, file, line, _ := runtime.Caller(2)
file = filepath.Base(file)
msg := fmt.Sprintf(format, v...)
logLine := fmt.Sprintf("[%s] [%s] [%s:%d] %s",
time.Now().Format(timeFormat),
string(level),
file,
line,
msg,
)
bl.logger.Println(logLine)
}
func (bl *BaseLogger) LogWithCaller(level LogLevel, callerDepth int, format string, v ...interface{}) {
if bl == nil || !bl.initialized {
return
}
bl.mu.RLock()
defer bl.mu.RUnlock()
_, file, line, _ := runtime.Caller(callerDepth)
file = filepath.Base(file)
msg := fmt.Sprintf(format, v...)
logLine := fmt.Sprintf("[%s] [%s] [%s:%d] %s",
time.Now().Format(timeFormat),
string(level),
file,
line,
msg,
)
bl.logger.Println(logLine)
}
func (bl *BaseLogger) IsInitialized() bool {
if bl == nil {
return false
}
bl.mu.RLock()
defer bl.mu.RUnlock()
return bl.initialized
}
func RecoverAndLog() {
baseLogger := GetBaseLogger("panic")
if baseLogger != nil && baseLogger.IsInitialized() {
if r := recover(); r != nil {
buf := make([]byte, 4096)
n := runtime.Stack(buf, false)
stackTrace := string(buf[:n])
baseLogger.LogWithCaller(LogLevelPanic, 2, "Recovered from panic: %v\nStack Trace:\n%s", r, stackTrace)
panic(r)
}
}
}