hmn/website/website.go

77 lines
1.9 KiB
Go

package website
import (
"context"
"errors"
"fmt"
"net/http"
"os"
"os/signal"
"time"
"git.handmade.network/hmn/hmn/config"
"git.handmade.network/hmn/hmn/db"
"git.handmade.network/hmn/hmn/logging"
"github.com/julienschmidt/httprouter"
"github.com/spf13/cobra"
)
var WebsiteCommand = &cobra.Command{
Short: "Run the HMN website",
Run: func(cmd *cobra.Command, args []string) {
defer func() {
if r := recover(); r != nil {
if err, ok := r.(error); ok {
logging.Error().Err(err).Msg("recovered from panic")
} else {
logging.Error().Interface("recovered", r).Msg("recovered from panic")
}
}
}()
logging.Info().Msg("Hello, HMN!")
conn := db.NewConnPool(4, 8)
router := httprouter.New()
router.GET("/", func(rw http.ResponseWriter, r *http.Request, p httprouter.Params) {
rw.Write([]byte("Hello, HMN!"))
})
router.GET("/project/:id", func(rw http.ResponseWriter, r *http.Request, p httprouter.Params) {
id := p.ByName("id")
row := conn.QueryRow(context.Background(), "SELECT name FROM handmade_project WHERE id = $1", p.ByName("id"))
var name string
err := row.Scan(&name)
if err != nil {
panic(err)
}
rw.Write([]byte(fmt.Sprintf("(%s) %s\n", id, name)))
})
server := http.Server{
Addr: config.Config.Addr,
Handler: router,
}
signals := make(chan os.Signal, 1)
signal.Notify(signals, os.Interrupt)
go func() {
<-signals
logging.Info().Msg("Shutting down the website")
timeout, _ := context.WithTimeout(context.Background(), 30*time.Second)
server.Shutdown(timeout)
<-signals
logging.Warn().Msg("Forcibly killed the website")
os.Exit(1)
}()
logging.Info().Str("addr", config.Config.Addr).Msg("Serving the website")
serverErr := server.ListenAndServe()
if !errors.Is(serverErr, http.ErrServerClosed) {
logging.Error().Err(serverErr).Msg("Server shut down unexpectedly")
}
},
}