mirror of
https://github.com/usememos/memos.git
synced 2024-12-30 15:03:24 +03:00
120 lines
3.4 KiB
Go
120 lines
3.4 KiB
Go
package cmd
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import (
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"context"
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"fmt"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/usememos/memos/server"
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_profile "github.com/usememos/memos/server/profile"
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)
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const (
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greetingBanner = `
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███╗ ███╗███████╗███╗ ███╗ ██████╗ ███████╗
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████╗ ████║██╔════╝████╗ ████║██╔═══██╗██╔════╝
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██╔████╔██║█████╗ ██╔████╔██║██║ ██║███████╗
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██║╚██╔╝██║██╔══╝ ██║╚██╔╝██║██║ ██║╚════██║
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██║ ╚═╝ ██║███████╗██║ ╚═╝ ██║╚██████╔╝███████║
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╚═╝ ╚═╝╚══════╝╚═╝ ╚═╝ ╚═════╝ ╚══════╝
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`
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)
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var (
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profile *_profile.Profile
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mode string
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port int
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data string
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rootCmd = &cobra.Command{
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Use: "memos",
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Short: `An open-source, self-hosted memo hub with knowledge management and social networking.`,
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Run: func(_cmd *cobra.Command, _args []string) {
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ctx, cancel := context.WithCancel(context.Background())
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s, err := server.NewServer(ctx, profile)
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if err != nil {
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cancel()
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fmt.Printf("failed to create server, error: %+v\n", err)
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return
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}
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c := make(chan os.Signal, 1)
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// Trigger graceful shutdown on SIGINT or SIGTERM.
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// The default signal sent by the `kill` command is SIGTERM,
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// which is taken as the graceful shutdown signal for many systems, eg., Kubernetes, Gunicorn.
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signal.Notify(c, os.Interrupt, syscall.SIGTERM)
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go func() {
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sig := <-c
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fmt.Printf("%s received.\n", sig.String())
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s.Shutdown(ctx)
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cancel()
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}()
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println(greetingBanner)
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fmt.Printf("Version %s has started at :%d\n", profile.Version, profile.Port)
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if err := s.Start(ctx); err != nil {
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if err != http.ErrServerClosed {
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fmt.Printf("failed to start server, error: %+v\n", err)
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cancel()
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}
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}
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// Wait for CTRL-C.
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<-ctx.Done()
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},
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}
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)
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func Execute() error {
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return rootCmd.Execute()
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}
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func init() {
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cobra.OnInitialize(initConfig)
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rootCmd.PersistentFlags().StringVarP(&mode, "mode", "m", "demo", `mode of server, can be "prod" or "dev" or "demo"`)
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rootCmd.PersistentFlags().IntVarP(&port, "port", "p", 8081, "port of server")
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rootCmd.PersistentFlags().StringVarP(&data, "data", "d", "", "data directory")
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err := viper.BindPFlag("mode", rootCmd.PersistentFlags().Lookup("mode"))
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if err != nil {
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panic(err)
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}
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err = viper.BindPFlag("port", rootCmd.PersistentFlags().Lookup("port"))
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if err != nil {
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panic(err)
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}
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err = viper.BindPFlag("data", rootCmd.PersistentFlags().Lookup("data"))
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if err != nil {
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panic(err)
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}
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viper.SetDefault("mode", "demo")
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viper.SetDefault("port", 8081)
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viper.SetEnvPrefix("memos")
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}
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func initConfig() {
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viper.AutomaticEnv()
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var err error
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profile, err = _profile.GetProfile()
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if err != nil {
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fmt.Printf("failed to get profile, error: %+v\n", err)
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return
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}
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println("---")
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println("Server profile")
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println("dsn:", profile.DSN)
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println("port:", profile.Port)
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println("mode:", profile.Mode)
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println("version:", profile.Version)
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println("---")
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}
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