SimpleCloudNotifier/server/logic/application.go

64 lines
1.3 KiB
Go

package logic
import (
scn "blackforestbytes.com/simplecloudnotifier"
"context"
"database/sql"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"
"net"
"net/http"
"os"
"os/signal"
"syscall"
"time"
)
type Application struct {
Config scn.Config
Gin *gin.Engine
Database *sql.DB
}
func NewApp(db *sql.DB) *Application {
return &Application{Database: db}
}
func (app *Application) Init(cfg scn.Config, g *gin.Engine) {
app.Config = cfg
app.Gin = g
}
func (app *Application) Run() {
httpserver := &http.Server{
Addr: net.JoinHostPort(app.Config.ServerIP, app.Config.ServerPort),
Handler: app.Gin,
}
errChan := make(chan error)
go func() {
log.Info().Str("address", httpserver.Addr).Msg("HTTP-Server started")
errChan <- httpserver.ListenAndServe()
}()
stop := make(chan os.Signal, 1)
signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
select {
case <-stop:
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
log.Info().Msg("Stopping HTTP-Server")
err := httpserver.Shutdown(ctx)
if err != nil {
log.Info().Err(err).Msg("Error while stopping the http-server")
return
}
log.Info().Msg("Stopped HTTP-Server")
case err := <-errChan:
log.Error().Err(err).Msg("HTTP-Server failed")
}
}