/
app.go
97 lines (78 loc) · 1.86 KB
/
app.go
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package instance
import (
"runtime"
"time"
eventbus "github.com/BrobridgeOrg/gravity-data-handler/pkg/eventbus/service"
grpc_server "github.com/BrobridgeOrg/gravity-data-handler/pkg/grpc_server/server"
mux_manager "github.com/BrobridgeOrg/gravity-data-handler/pkg/mux_manager/manager"
"github.com/nats-io/nats.go"
log "github.com/sirupsen/logrus"
"github.com/spf13/viper"
)
type AppInstance struct {
done chan bool
muxManager *mux_manager.MuxManager
grpcServer *grpc_server.Server
eventBus *eventbus.EventBus
}
func NewAppInstance() *AppInstance {
a := &AppInstance{
done: make(chan bool),
}
return a
}
func (a *AppInstance) Init() error {
log.WithFields(log.Fields{
"max_procs": runtime.GOMAXPROCS(0),
}).Info("Starting application")
// Initializing modules
a.muxManager = mux_manager.NewMuxManager(a)
a.grpcServer = grpc_server.NewServer(a)
a.eventBus = eventbus.NewEventBus(
a,
viper.GetString("nats.host"),
eventbus.EventBusHandler{
Reconnect: func(natsConn *nats.Conn) {
log.Warn("re-connected to event server")
//a.eventBus.InitSubscription()
},
Disconnect: func(natsConn *nats.Conn) {
log.Error("event server was disconnected")
},
},
eventbus.Options{
PingInterval: time.Duration(viper.GetInt64("nats.pingInterval")),
MaxPingsOutstanding: viper.GetInt("nats.maxPingsOutstanding"),
MaxReconnects: viper.GetInt("nats.maxReconnects"),
},
)
a.initMuxManager()
// Initializing EventBus
err := a.initEventBus()
if err != nil {
return err
}
// Initializing GRPC server
err = a.initGRPCServer()
if err != nil {
return err
}
return nil
}
func (a *AppInstance) Uninit() {
}
func (a *AppInstance) Run() error {
// GRPC
go func() {
err := a.runGRPCServer()
if err != nil {
log.Error(err)
}
}()
err := a.runMuxManager()
if err != nil {
return err
}
<-a.done
return nil
}