/
library.go
119 lines (100 loc) · 2.64 KB
/
library.go
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package zerologfx
import (
"context"
"github.com/TrueGameover/zerologfx/src/internal/log"
"github.com/TrueGameover/zerologfx/src/internal/types"
"github.com/TrueGameover/zerologfx/src/public"
"github.com/rs/zerolog"
"go.uber.org/fx"
"go.uber.org/fx/fxevent"
"io"
"os"
"sync"
"time"
)
//goland:noinspection GoUnusedExportedFunction
func NewZerologFxModule(appCtx context.Context, config public.ModuleConfig) fx.Option {
if config.LogToRabbitMq != nil && config.LogToRabbitMq.Queue == nil && config.LogToRabbitMq.Exchange == nil {
panic("queue or exchange expected")
}
return fx.Module("zerologfx",
fx.Provide(
log.NewFxEventLoggerAdapter,
newZeroLogLogger,
log.NewZeroLogRabbitMqAdapter,
),
fx.Provide(
fx.Private,
func() *types.ZeroLogFxModule {
return &types.ZeroLogFxModule{
Config: config,
AppCtx: appCtx,
}
},
),
)
}
//goland:noinspection GoUnusedExportedFunction
func RegisterLoggerForModule() fx.Option {
return fx.WithLogger(func(adapter log.FxEventLoggerAdapter) fxevent.Logger {
return adapter
})
}
func newZeroLogLogger(
lf fx.Lifecycle,
mod *types.ZeroLogFxModule,
rabbitmqZeroLogAdapter *log.ZeroLogRabbitMqAdapter,
) *zerolog.Logger {
var appLogger zerolog.Logger
if mod.Config.OwnInstance != nil {
appLogger = *mod.Config.OwnInstance
} else {
appLogger = zerolog.New(os.Stderr).With().Timestamp().Logger()
}
writers := make([]io.Writer, 0, 3)
if mod.Config.LogToConsole {
writers = append(writers, zerolog.ConsoleWriter{Out: os.Stdout, TimeFormat: time.RFC3339})
}
if mod.Config.LogToFile != nil {
writers = append(writers, zerolog.ConsoleWriter{Out: mod.Config.LogToFile, TimeFormat: time.RFC3339, NoColor: true})
}
if mod.Config.LogToRabbitMq != nil {
writers = append(writers, rabbitmqZeroLogAdapter)
}
if mod.Config.LogOutputCustomWriters != nil {
writers = append(writers, mod.Config.LogOutputCustomWriters...)
}
appLogger = appLogger.Output(
zerolog.MultiLevelWriter(writers...),
)
wGroup := sync.WaitGroup{}
lf.Append(fx.Hook{
OnStart: func(_ context.Context) error {
appLogger.Info().Msg("=================== START ===================")
if mod.Config.LogToRabbitMq != nil {
wGroup.Add(1)
go func() {
defer wGroup.Done()
for {
err := rabbitmqZeroLogAdapter.Handle(mod.AppCtx)
if err != nil {
appLogger.Error().Err(err).Msg("zerologfx rabbitmq publish")
}
select {
case <-mod.AppCtx.Done():
return
default:
}
time.Sleep(time.Second)
}
}()
}
return nil
},
OnStop: func(_ context.Context) error {
wGroup.Wait()
return nil
},
})
return &appLogger
}