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Feature: Allow Basic Auth challenge

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This commit is contained in:
Julien Breton
2025-12-01 01:19:11 +01:00
committed by Owen Schwartz
parent 7d75628d86
commit 83e894f23f
1 changed files with 65 additions and 6 deletions
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59
main.go
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@@ -38,6 +38,7 @@ type VerifyBody struct {
type VerifyResponse struct {
Data struct {
HeaderAuthChallenged bool `json:"headerAuthChallenged"`
Valid bool `json:"valid"`
RedirectURL *string `json:"redirectUrl"`
Username *string `json:"username,omitempty"`
@@ -204,6 +205,20 @@ func (p *Badger) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
}
}
if result.Data.HeaderAuthChallenged {
fmt.Println("Badger: challenging client for header authentication")
rw.Header().Add("WWW-Authenticate", "Basic realm=\"pangolin\"")
if result.Data.RedirectURL != nil && *result.Data.RedirectURL != "" {
rw.Header().Set("Content-Type", "text/html; charset=utf-8")
rw.WriteHeader(http.StatusUnauthorized)
rw.Write([]byte(p.renderRedirectPage(*result.Data.RedirectURL)))
} else {
http.Error(rw, "Unauthorized", http.StatusUnauthorized)
}
return
}
if result.Data.RedirectURL != nil && *result.Data.RedirectURL != "" {
fmt.Println("Badger: Redirecting to", *result.Data.RedirectURL)
http.Redirect(rw, req, *result.Data.RedirectURL, http.StatusFound)
@@ -254,3 +269,47 @@ func (p *Badger) getScheme(req *http.Request) string {
}
return "http"
}
func (p *Badger) renderRedirectPage(redirectURL string) string {
return fmt.Sprintf(`<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Redirecting...</title>
<style>
body {
font-family: Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
margin: 0;
background-color: #f5f5f5;
}
.container {
text-align: center;
padding: 2rem;
background: white;
border-radius: 8px;
box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
a {
color: #0066cc;
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
</style>
</head>
<body>
<div class="container">
<p>Redirecting...</p>
<p>If you are not redirected automatically, <a href="%s">click here</a>.</p>
</div>
<script>
window.location.href = "%s";
</script>
</body>
</html>`, redirectURL, redirectURL)
}