admin: add routes to manage sessions

admin/db-sessions.go

@@ -0,0 +1,80 @@
+// Copyright or © or Copr. happyDNS (2020)
+//
+// contact@happydns.org
+//
+// This software is a computer program whose purpose is to provide a modern
+// interface to interact with DNS systems.
+//
+// This software is governed by the CeCILL license under French law and abiding
+// by the rules of distribution of free software.  You can use, modify and/or
+// redistribute the software under the terms of the CeCILL license as
+// circulated by CEA, CNRS and INRIA at the following URL
+// "http://www.cecill.info".
+//
+// As a counterpart to the access to the source code and rights to copy, modify
+// and redistribute granted by the license, users are provided only with a
+// limited warranty and the software's author, the holder of the economic
+// rights, and the successive licensors have only limited liability.
+//
+// In this respect, the user's attention is drawn to the risks associated with
+// loading, using, modifying and/or developing or reproducing the software by
+// the user in light of its specific status of free software, that may mean
+// that it is complicated to manipulate, and that also therefore means that it
+// is reserved for developers and experienced professionals having in-depth
+// computer knowledge. Users are therefore encouraged to load and test the
+// software's suitability as regards their requirements in conditions enabling
+// the security of their systems and/or data to be ensured and, more generally,
+// to use and operate it in the same conditions as regards security.
+//
+// The fact that you are presently reading this means that you have had
+// knowledge of the CeCILL license and that you accept its terms.
+
+package admin
+
+import (
+	"encoding/base64"
+	"io"
+	"net/http"
+
+	"github.com/julienschmidt/httprouter"
+
+	"git.happydns.org/happydns/api"
+	"git.happydns.org/happydns/config"
+	"git.happydns.org/happydns/model"
+	"git.happydns.org/happydns/storage"
+)
+
+func init() {
+	router.DELETE("/api/sessions", api.ApiHandler(deleteSessions))
+
+	router.GET("/api/sessions/:sessionid", api.ApiHandler(sessionHandler(getSession)))
+	router.DELETE("/api/sessions/:sessionid", api.ApiHandler(sessionHandler(deleteSession)))
+}
+
+func deleteSessions(_ *config.Options, _ httprouter.Params, _ io.Reader) api.Response {
+	return api.NewAPIResponse(true, storage.MainStore.ClearSessions())
+}
+
+func sessionHandler(f func(*config.Options, *happydns.Session, httprouter.Params, io.Reader) api.Response) func(*config.Options, httprouter.Params, io.Reader) api.Response {
+	return func(opts *config.Options, ps httprouter.Params, body io.Reader) api.Response {
+		sessionid, err := base64.StdEncoding.DecodeString(ps.ByName("sessionid"))
+		if err != nil {
+			return api.NewAPIErrorResponse(http.StatusNotFound, err)
+		} else {
+			session, err := storage.MainStore.GetSession(sessionid)
+			if err != nil {
+				return api.NewAPIErrorResponse(http.StatusNotFound, err)
+			} else {
+				return f(opts, session, ps, body)
+			}
+		}
+	}
+}
+
+func getSession(_ *config.Options, session *happydns.Session, _ httprouter.Params, _ io.Reader) api.Response {
+	return api.NewAPIResponse(session, nil)
+}
+
+func deleteSession(_ *config.Options, session *happydns.Session, _ httprouter.Params, _ io.Reader) api.Response {
+	return api.NewAPIResponse(true, storage.MainStore.DeleteSession(session))
+}