fail2ban-prometheus-exporter/auth/basic.go
Hector 3cff8ccd64 refactor: rewrite auth handler code (!89)
* Rewrite the code handling basic auth to make it easier to extend for other types of auth.
* The behaviour of the existing code is maintained.
* No changes to how basic auth is configured from a user's perspective.

https://gitlab.com/hectorjsmith/fail2ban-prometheus-exporter/-/merge_requests/89
2023-06-21 10:31:33 +00:00

29 lines
606 B
Go

package auth
import (
"fmt"
"net/http"
)
func NewBasicAuthProvider(username, password string) AuthProvider {
return &basicAuthProvider{
hashedAuth: encodeBasicAuth(username, password),
}
}
type basicAuthProvider struct {
hashedAuth string
}
func (p *basicAuthProvider) IsAllowed(request *http.Request) bool {
username, password, ok := request.BasicAuth()
if !ok {
return false
}
requestAuth := encodeBasicAuth(username, password)
return p.hashedAuth == requestAuth
}
func encodeBasicAuth(username, password string) string {
return HashString(fmt.Sprintf("%s:%s", username, password))
}