dispatch/commands/dispatch.go

125 lines
3.2 KiB
Go

package commands
import (
"fmt"
"io/ioutil"
"log"
"os"
"time"
"github.com/fsnotify/fsnotify"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/khlieng/dispatch/assets"
"github.com/khlieng/dispatch/server"
"github.com/khlieng/dispatch/storage"
"github.com/khlieng/dispatch/storage/bleve"
"github.com/khlieng/dispatch/storage/boltdb"
)
const logo = `
____ _ _ _
| _ \ (_) ___ _ __ __ _ | |_ ___ | |__
| | | || |/ __|| '_ \ / _ || __|/ __|| '_ \
| |_| || |\__ \| |_) || (_| || |_| (__ | | | |
|____/ |_||___/| .__/ \__,_| \__|\___||_| |_|
|_|
v0.4
`
var rootCmd = &cobra.Command{
Use: "dispatch",
Short: "Web-based IRC client in Go.",
PersistentPreRun: func(cmd *cobra.Command, args []string) {
if cmd.Use == "dispatch" {
fmt.Println(logo)
}
storage.Initialize(viper.GetString("dir"))
initConfig(storage.Path.Config(), viper.GetBool("reset_config"))
viper.SetConfigName("config")
viper.AddConfigPath(storage.Path.Root())
viper.ReadInConfig()
viper.WatchConfig()
prev := time.Now()
viper.OnConfigChange(func(e fsnotify.Event) {
now := time.Now()
// fsnotify sometimes fires twice
if now.Sub(prev) > time.Second {
log.Println("New config loaded")
prev = now
}
})
},
Run: func(cmd *cobra.Command, args []string) {
if viper.GetBool("dev") {
log.Println("Running in development mode, access client at http://localhost:3000")
}
log.Println("Storing data at", storage.Path.Root())
db, err := boltdb.New(storage.Path.Database())
if err != nil {
log.Fatal(err)
}
defer db.Close()
srv := server.Dispatch{
Store: db,
SessionStore: db,
GetMessageStore: func(user *storage.User) (storage.MessageStore, error) {
return boltdb.New(storage.Path.Log(user.Username))
},
GetMessageSearchProvider: func(user *storage.User) (storage.MessageSearchProvider, error) {
return bleve.New(storage.Path.Index(user.Username))
},
}
srv.Run()
},
}
func Execute() {
rootCmd.Execute()
}
func init() {
rootCmd.AddCommand(clearCmd)
rootCmd.AddCommand(configCmd)
rootCmd.PersistentFlags().String("dir", storage.DefaultDirectory(), "directory to store config and data in")
rootCmd.PersistentFlags().Bool("reset-config", false, "reset to the default configuration, overwriting the current one")
rootCmd.Flags().IntP("port", "p", 80, "port to listen on")
rootCmd.Flags().Bool("dev", false, "development mode")
viper.BindPFlag("dir", rootCmd.PersistentFlags().Lookup("dir"))
viper.BindPFlag("reset_config", rootCmd.PersistentFlags().Lookup("reset-config"))
viper.BindPFlag("port", rootCmd.Flags().Lookup("port"))
viper.BindPFlag("dev", rootCmd.Flags().Lookup("dev"))
viper.SetDefault("verify_client_certificates", true)
}
func initConfig(configPath string, overwrite bool) {
if _, err := os.Stat(configPath); overwrite || os.IsNotExist(err) {
config, err := assets.Asset("config.default.toml")
if err != nil {
log.Println(err)
return
}
log.Println("Writing default config to", configPath)
err = ioutil.WriteFile(configPath, config, 0600)
if err != nil {
log.Println(err)
}
}
}