/
component.go
63 lines (53 loc) · 1.67 KB
/
component.go
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package login
import (
"context"
"net/http"
"github.com/justinsb/kweb/components"
"github.com/justinsb/kweb/templates/scopes"
"k8s.io/klog/v2"
)
type Component struct {
providers map[string]components.AuthenticationProvider
}
func NewComponent() (*Component, error) {
return &Component{
providers: make(map[string]components.AuthenticationProvider),
}, nil
}
func GetComponent(ctx context.Context) *Component {
var component *Component
components.GetComponent(ctx, &component)
return component
}
// RegisterProvider registers an authentication method with our login system
func (c *Component) RegisterProvider(provider components.AuthenticationProvider) {
providerID := provider.ProviderID()
if c.providers[providerID] != nil {
klog.Fatalf("provider %q already registered", providerID)
}
c.providers[providerID] = provider
}
func (c *Component) RegisterHandlers(s *components.Server, mux *http.ServeMux) error {
mux.HandleFunc("/_login/logout", s.ServeHTTP(c.Logout))
for _, provider := range c.providers {
provider := provider
id := provider.ProviderID()
fn := func(ctx context.Context, req *components.Request) (components.Response, error) {
return c.StartOAuth2Login(ctx, req, provider)
}
mux.HandleFunc("/_login/oauth2/"+id, s.ServeHTTP(fn))
mux.HandleFunc("/_login/oauth2-callback/"+id, s.ServeHTTP(c.OAuthCallback))
}
return nil
}
func (c *Component) AddToScope(ctx context.Context, scope *scopes.Scope) {
m := map[string]any{
"logoutURL": "/_login/logout",
}
// TODO: which is default?
for _, provider := range c.providers {
m["loginURL"] = "/_login/oauth2/" + provider.ProviderID()
break
}
scope.Values["login"] = scopes.Value{Value: m}
}