bottin/cmd/web.go

183 lines
5 KiB
Go

package cmd
import (
"crypto/subtle"
"embed"
"fmt"
"html/template"
"io"
"log"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var (
webUser string
webPassword string
webPort int
webApiHost string
webApiKey string
webApiPort int
webApiProtocol string
)
const (
viperWebUser string = "web.user"
flagWebUser string = "web-user"
defaultWebUser string = "bottin"
descriptionWebUser string = "Web client basic auth user"
viperWebPassword string = "web.password"
flagWebPassword string = "web-password"
defaultWebPassword string = "bottin"
descriptionWebPassword string = "Web client basic auth password"
viperWebPort string = "web.port"
flagWebPort string = "web-port"
defaultWebPort int = 2312
descriptionWebPort string = "Web client port"
viperWebAPIHost string = "api.host"
flagWebAPIHost string = "api-host"
defaultWebAPIHost string = "api"
descriptionWebAPIHost string = "Target API server host"
viperWebAPIKey string = "api.key"
flagWebAPIKey string = "api-key"
defaultWebAPIKey string = "bottin"
descriptionWebAPIKey string = "Target API server key"
viperWebAPIPort string = "api.port"
flagWebAPIPort string = "api-port"
defaultWebAPIPort int = 1312
descriptionWebAPIPort string = "Target API server port"
viperWebAPIProtocol string = "api.protocol"
flagWebAPIProtocol string = "api-protocol"
defaultWebAPIProtocol string = "http"
descriptionWebAPIProtocol string = "Target API server protocol (http/https)"
)
var templatesFS embed.FS
type Template struct {
templates *template.Template
}
func (t *Template) Render(w io.Writer, name string, data interface{}, c echo.Context) error {
return t.templates.ExecuteTemplate(w, name, data)
}
// webCmd represents the web command
var webCmd = &cobra.Command{
Use: "web",
Short: "Démarrer le client web",
Args: cobra.ExactArgs(0),
Run: func(cmd *cobra.Command, args []string) {
webApiHost = viper.GetString(viperWebAPIHost)
webApiKey = viper.GetString(viperWebAPIKey)
webApiPort = viper.GetInt(viperWebAPIPort)
webApiProtocol = viper.GetString(viperWebAPIProtocol)
webPassword = viper.GetString(viperWebPassword)
webPort = viper.GetInt(viperWebPort)
webUser = viper.GetString(viperWebUser)
// Ping API server
/*
client := http.DefaultClient
defer client.CloseIdleConnections()
apiClient := data.NewApiClient(client, webApiKey, webApiHost, webApiProtocol, webApiPort)
pingResult, err := apiClient.GetHealth()
if err != nil {
log.Fatal(err)
}
log.Println(pingResult)
*/
e := echo.New()
// Middlewares
e.Pre(middleware.AddTrailingSlash())
e.Use(middleware.BasicAuth(func(user, password string, c echo.Context) (bool, error) {
usersMatch := subtle.ConstantTimeCompare([]byte(user), []byte(webUser)) == 1
passwordsMatch := subtle.ConstantTimeCompare([]byte(password), []byte(webPassword)) == 1
return usersMatch && passwordsMatch, nil
}))
// Template
t := &Template{
templates: template.Must(template.ParseFS(templatesFS, "templates/*.html")),
}
e.Renderer = t
// Routes
/*
handler := webhandlers.Handler{APIClient: apiClient}
e.GET("/", handler.GetIndex)
e.GET("/membre/", handler.GetMembre)
*/
// Execution
e.Logger.Fatal(e.Start(
fmt.Sprintf(":%d", webPort)))
},
}
func init() {
rootCmd.AddCommand(webCmd)
//templatesFS = web.GetTemplates()
// web.api.host
webCmd.Flags().String(flagWebAPIHost, defaultWebAPIHost, descriptionWebAPIHost)
if err := viper.BindPFlag(viperWebAPIHost, webCmd.Flags().Lookup(flagWebAPIHost)); err != nil {
log.Fatal(err)
}
// web.api.key
webCmd.Flags().String(flagWebAPIKey, defaultWebAPIKey, descriptionWebAPIKey)
if err := viper.BindPFlag(viperWebAPIKey, webCmd.Flags().Lookup(flagWebAPIKey)); err != nil {
log.Fatal(err)
}
// web.api.protocol
webCmd.Flags().String(flagWebAPIProtocol, defaultWebAPIProtocol, descriptionWebAPIProtocol)
if err := viper.BindPFlag(viperWebAPIProtocol, webCmd.Flags().Lookup(flagWebAPIProtocol)); err != nil {
log.Fatal(err)
}
// web.api.port
webCmd.Flags().Int(flagWebAPIPort, defaultWebAPIPort, descriptionWebAPIPort)
if err := viper.BindPFlag(viperWebAPIPort, webCmd.Flags().Lookup(flagWebAPIPort)); err != nil {
log.Fatal(err)
}
// web.password
webCmd.Flags().String(flagWebPassword, defaultWebPassword, descriptionWebPassword)
if err := viper.BindPFlag(viperWebPassword, webCmd.Flags().Lookup(flagWebPassword)); err != nil {
log.Fatal(err)
}
// web.port
webCmd.Flags().Int(flagWebPort, defaultWebPort, descriptionWebPort)
if err := viper.BindPFlag(viperWebPort, webCmd.Flags().Lookup(flagWebPort)); err != nil {
log.Fatal(err)
}
// web.user
webCmd.Flags().String(flagWebUser, defaultWebUser, descriptionWebUser)
if err := viper.BindPFlag(viperWebUser, webCmd.Flags().Lookup(flagWebUser)); err != nil {
log.Fatal(err)
}
}