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add cors.

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This commit is contained in:
Miroslav Šedivý
2022-11-19 20:33:03 +01:00
parent d17a7e8d82
commit 1666693c25
5 changed files with 35 additions and 1 deletions
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19
server/internal/config/server.go
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@ -1,6 +1,8 @@
package config
import (
"m1k1o/neko/internal/utils"
"net/http"
"path"
"github.com/spf13/cobra"
@ -13,6 +15,7 @@ type Server struct {
Bind string
Static string
PathPrefix string
CORS []string
}
func (Server) Init(cmd *cobra.Command) error {
@ -41,6 +44,11 @@ func (Server) Init(cmd *cobra.Command) error {
return err
}
cmd.PersistentFlags().StringSlice("cors", []string{"*"}, "list of allowed origins for CORS")
if err := viper.BindPFlag("cors", cmd.PersistentFlags().Lookup("cors")); err != nil {
return err
}
return nil
}
@ -50,4 +58,15 @@ func (s *Server) Set() {
s.Bind = viper.GetString("bind")
s.Static = viper.GetString("static")
s.PathPrefix = path.Join("/", path.Clean(viper.GetString("path_prefix")))
s.CORS = viper.GetStringSlice("cors")
in, _ := utils.ArrayIn("*", s.CORS)
if len(s.CORS) == 0 || in {
s.CORS = []string{"*"}
}
}
func (s *Server) AllowOrigin(r *http.Request, origin string) bool {
in, _ := utils.ArrayIn(origin, s.CORS)
return in || s.CORS[0] == "*"
}