3
0
corteza/system/start.go
2018-11-27 06:03:02 +01:00

91 lines
2.0 KiB
Go

package service
import (
"fmt"
"log"
"net"
"net/http"
"github.com/SentimensRG/ctx/sigctx"
"github.com/pkg/errors"
"github.com/titpetric/factory"
"github.com/titpetric/factory/resputil"
migrate "github.com/crusttech/crust/system/db"
"github.com/crusttech/crust/system/service"
"github.com/crusttech/crust/internal/auth"
"github.com/crusttech/crust/internal/metrics"
"github.com/crusttech/crust/internal/version"
)
var (
jwtVerifier (func(http.Handler) http.Handler)
jwtAuthenticator (func(http.Handler) http.Handler)
jwtEncoder auth.TokenEncoder
)
func Init() error {
// validate configuration
if err := flags.Validate(); err != nil {
return err
}
// JWT Auth
if jwtAuth, err := auth.JWT(); err != nil {
return errors.Wrap(err, "Error creating JWT Auth object")
} else {
jwtEncoder = jwtAuth
jwtVerifier = jwtAuth.Verifier()
jwtAuthenticator = jwtAuth.Authenticator()
}
// start/configure database connection
factory.Database.Add("default", flags.db.DSN)
db := factory.Database.MustGet()
// @todo: profiling as an external service?
switch flags.db.Profiler {
case "stdout":
db.Profiler = &factory.Database.ProfilerStdout
default:
log.Println("No database query profiler selected")
}
// migrate database schema
if err := migrate.Migrate(db); err != nil {
return err
}
// configure resputil options
resputil.SetConfig(resputil.Options{
Pretty: flags.http.Pretty,
Trace: flags.http.Tracing,
Logger: func(err error) {
// @todo: error logging
},
})
service.Init()
return nil
}
func Start() error {
log.Printf("Starting auth, version: %v, built on: %v", version.Version, version.BuildTime)
log.Println("Starting http server on address " + flags.http.Addr)
listener, err := net.Listen("tcp", flags.http.Addr)
if err != nil {
return errors.Wrap(err, fmt.Sprintf("Can't listen on addr %s", flags.http.Addr))
}
if flags.monitor.Interval > 0 {
go metrics.NewMonitor(flags.monitor.Interval)
}
go http.Serve(listener, Routes())
var deadline = sigctx.New()
<-deadline.Done()
return nil
}