gengitkan/cmd/server/main.go

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2019-11-28 11:50:51 +01:00
package main
import (
"flag"
"log"
"net/http"
"os"
"forge.cadoles.com/wpetit/gitea-kan/internal/config"
"forge.cadoles.com/wpetit/gitea-kan/internal/route"
2019-11-28 11:50:51 +01:00
"github.com/go-chi/chi"
"github.com/go-chi/chi/middleware"
"github.com/pkg/errors"
"gitlab.com/wpetit/goweb/middleware/container"
)
//nolint: gochecknoglobals
var (
configFile = ""
workdir = ""
dumpConfig = false
)
//nolint: gochecknoinits
func init() {
flag.StringVar(&configFile, "config", configFile, "configuration file")
flag.StringVar(&workdir, "workdir", workdir, "working directory")
flag.BoolVar(&dumpConfig, "dump-config", dumpConfig, "dump configuration and exit")
}
func main() {
flag.Parse()
// Switch to new working directory if defined
if workdir != "" {
if err := os.Chdir(workdir); err != nil {
panic(errors.Wrapf(err, "change working directory to '%s'", workdir))
}
}
// Load configuration file if defined, use default configuration otherwise
var conf *config.Config
var err error
if configFile != "" {
conf, err = config.NewFromFile(configFile)
if err != nil {
panic(errors.Wrapf(err, "load config file '%s'", configFile))
}
} else {
conf = config.NewDefault()
}
// Dump configuration if asked
if dumpConfig {
if err := config.Dump(conf, os.Stdout); err != nil {
log.Fatalf("%+v", errors.Wrapf(err, "dump config"))
}
os.Exit(0)
}
r := chi.NewRouter()
// Define base middlewares
r.Use(middleware.Logger)
r.Use(middleware.Recoverer)
// Create service container
ctn, err := getServiceContainer(conf)
if err != nil {
log.Fatalf("%+v", errors.Wrap(err, "create service container"))
}
// Expose service container on router
r.Use(container.ServiceContainer(ctn))
// Define routes
route.Mount(r, conf)
log.Printf("listening on '%s'", conf.HTTP.Address)
if err := http.ListenAndServe(conf.HTTP.Address, r); err != nil {
log.Fatalf("%+v", errors.Wrapf(err, "listen '%s'", conf.HTTP.Address))
}
}