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main.go
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main.go
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package main
import (
"context"
"errors"
"log/slog"
"os"
"os/signal"
"sync"
"github.com/chitoku-k/ejaculation-counter/supplier/application/server"
"github.com/chitoku-k/ejaculation-counter/supplier/infrastructure/config"
"github.com/chitoku-k/ejaculation-counter/supplier/infrastructure/queue"
"github.com/chitoku-k/ejaculation-counter/supplier/infrastructure/scheduler"
"github.com/chitoku-k/ejaculation-counter/supplier/infrastructure/streaming"
"github.com/chitoku-k/ejaculation-counter/supplier/infrastructure/wrapper"
"github.com/chitoku-k/ejaculation-counter/supplier/service"
"github.com/gorilla/websocket"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/collectors"
)
var signals = []os.Signal{os.Interrupt}
func init() {
prometheus.DefaultRegisterer.Unregister(collectors.NewProcessCollector(collectors.ProcessCollectorOpts{}))
prometheus.DefaultRegisterer.Unregister(collectors.NewGoCollector())
}
func main() {
var wg sync.WaitGroup
ctx, stop := signal.NotifyContext(context.Background(), signals...)
defer stop()
env, err := config.Get()
if err != nil {
slog.Error("Failed to initialize config", slog.Any("err", err))
os.Exit(1)
}
handler := slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: env.LogLevel})
slog.SetDefault(slog.New(handler))
s, err := scheduler.New(env)
if err != nil {
slog.Error("Failed to initialize scheduler", slog.Any("err", err))
os.Exit(1)
}
tick := s.Start()
wg.Add(1)
go func() {
<-ctx.Done()
s.Stop()
wg.Done()
}()
writer, err := queue.NewWriter(ctx, "ejaculation-counter.packets", "packets", env)
if err != nil {
slog.Error("Failed to initialize writer", slog.Any("err", err))
os.Exit(1)
}
mastodon := streaming.NewMastodon(
env,
wrapper.NewDialer(websocket.DefaultDialer),
wrapper.NewTimer(),
)
wg.Add(1)
go func() {
err := mastodon.Run(ctx)
if err != nil && !errors.Is(err, context.Canceled) {
slog.Error("Error in starting streaming", slog.Any("err", err))
os.Exit(1)
}
wg.Done()
}()
wg.Add(1)
go func() {
<-ctx.Done()
mastodon.Close(true)
wg.Done()
}()
wg.Add(1)
go func() {
ps := service.NewProcessor(writer)
ps.Execute(ctx, tick, mastodon.Statuses())
err := writer.Close()
if err != nil {
slog.Error("Failed to close writer", slog.Any("err", err))
}
wg.Done()
}()
wg.Add(1)
go func() {
engine := server.NewEngine(env.Port, env.TLSCert, env.TLSKey)
err := engine.Start(ctx)
if err != nil {
slog.Error("Failed to start web server", slog.Any("err", err))
os.Exit(1)
}
wg.Done()
}()
wg.Wait()
}