feat: new openid connect authentication layer

internal/setup/authn_oidc_layer.go

@@ -0,0 +1,29 @@
+package setup
+
+import (
+	"forge.cadoles.com/cadoles/bouncer/internal/config"
+	"forge.cadoles.com/cadoles/bouncer/internal/proxy/director"
+	"forge.cadoles.com/cadoles/bouncer/internal/proxy/director/layer/authn"
+	"forge.cadoles.com/cadoles/bouncer/internal/proxy/director/layer/authn/oidc"
+	"forge.cadoles.com/cadoles/bouncer/internal/schema"
+	"forge.cadoles.com/cadoles/bouncer/internal/session"
+	"forge.cadoles.com/cadoles/bouncer/internal/session/adapter/redis"
+	"github.com/pkg/errors"
+)
+
+func init() {
+	extended, err := schema.Extend(authn.RawLayerOptionsSchema, oidc.RawLayerOptionsSchema)
+	if err != nil {
+		panic(errors.Wrap(err, "could not extend authn base layer options schema"))
+	}
+
+	RegisterLayer(oidc.LayerType, setupAuthnOIDCLayer, extended)
+}
+
+func setupAuthnOIDCLayer(conf *config.Config) (director.Layer, error) {
+	rdb := newRedisClient(conf.Redis)
+	adapter := redis.NewStoreAdapter(rdb)
+	store := session.NewStore(adapter)
+
+	return oidc.NewLayer(store), nil
+}