/
stack.go
177 lines (145 loc) · 3.93 KB
/
stack.go
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package logdriver
import (
"context"
"fmt"
"strings"
"github.com/kamva/hexa"
"github.com/kamva/hexa/hlog"
"github.com/kamva/tracer"
"go.uber.org/zap"
)
const (
ZapLogger = "zap"
SentryLogger = "sentry"
PrinterLogger = "printer"
)
type StackedLogger interface {
// LoggerByName returns logger by its name.
// logger can be nil if does not exists.
LoggerByName(name string) hlog.Logger
hexa.Bootable
hexa.Runnable
hexa.Shutdownable
}
type stackedLogger struct {
lvl hlog.Level
stack map[string]hlog.Logger
}
func (l *stackedLogger) LoggerByName(name string) hlog.Logger {
return l.stack[name]
}
func (l *stackedLogger) Core() any {
return l.stack
}
func (l *stackedLogger) Enabled(lvl hlog.Level) bool {
return l.lvl.CanLog(lvl)
}
func (l *stackedLogger) WithCtx(ctx context.Context, args ...hlog.Field) hlog.Logger {
stack := make(map[string]hlog.Logger)
for k, logger := range l.stack {
stack[k] = logger.WithCtx(ctx, args...)
}
return NewStackLoggerDriverWith(l.lvl, stack)
}
func (l *stackedLogger) With(args ...hlog.Field) hlog.Logger {
stack := make(map[string]hlog.Logger)
for k, logger := range l.stack {
stack[k] = logger.With(args...)
}
return NewStackLoggerDriverWith(l.lvl, stack)
}
func (l *stackedLogger) Debug(msg string, args ...hlog.Field) {
for _, logger := range l.stack {
logger.Debug(msg, args...)
}
}
func (l *stackedLogger) Info(msg string, args ...hlog.Field) {
for _, logger := range l.stack {
logger.Info(msg, args...)
}
}
func (l *stackedLogger) Message(msg string, args ...hlog.Field) {
for _, logger := range l.stack {
logger.Message(msg, args...)
}
}
func (l *stackedLogger) Warn(msg string, args ...hlog.Field) {
for _, logger := range l.stack {
logger.Warn(msg, args...)
}
}
func (l *stackedLogger) Error(msg string, args ...hlog.Field) {
for _, logger := range l.stack {
logger.Error(msg, args...)
}
}
func (l *stackedLogger) Boot() error {
for _, logger := range l.stack {
if bootable, ok := logger.(hexa.Bootable); ok {
if err := bootable.Boot(); err != nil {
return tracer.Trace(err)
}
}
}
return nil
}
func (l *stackedLogger) Run() error {
for _, logger := range l.stack {
if runnable, ok := logger.(hexa.Runnable); ok {
if err := runnable.Run(); err != nil {
return tracer.Trace(err)
}
}
}
return nil
}
func (l *stackedLogger) Shutdown(ctx context.Context) error {
for _, logger := range l.stack {
if runnable, ok := logger.(hexa.Shutdownable); ok {
if err := runnable.Shutdown(ctx); err != nil {
return tracer.Trace(err)
}
// If ctx is closed
if err := ctx.Err(); err != nil {
return tracer.Trace(err)
}
}
}
return nil
}
type StackOptions struct {
Level hlog.Level
ZapConfig zap.Config
SentryOpts *SentryOptions
}
// NewStackLoggerDriver return new stacked logger .
// If logger name is invalid,it will return error.
func NewStackLoggerDriver(stackList []string, opts StackOptions) (hlog.Logger, error) {
stack := make(map[string]hlog.Logger, len(stackList))
for _, loggerName := range stackList {
var logger hlog.Logger
var err error
switch strings.ToLower(loggerName) {
case ZapLogger:
stack[ZapLogger] = NewZapDriverFromConfig(opts.ZapConfig)
case PrinterLogger:
stack[PrinterLogger] = hlog.NewPrinterDriver(opts.Level)
case SentryLogger:
logger, err = NewSentryDriver(*opts.SentryOpts)
if err != nil {
return nil, tracer.Trace(err)
}
stack[SentryLogger] = logger
default:
return nil, tracer.Trace(fmt.Errorf("logger with name %s not found", loggerName))
}
}
return NewStackLoggerDriverWith(opts.Level, stack), nil
}
// NewStackLoggerDriverWith return new instance of hexa logger with stacked logger driver.
func NewStackLoggerDriverWith(lvl hlog.Level, stack map[string]hlog.Logger) hlog.Logger {
return &stackedLogger{lvl: lvl, stack: stack}
}
// Assert stackedLogger implements hexa Logger.
var _ hlog.Logger = &stackedLogger{}
var _ StackedLogger = &stackedLogger{}