feat(gateway): allow tenant to recover manifest of active lease

refs akash-network/support#227

Signed-off-by: Artur Troian <[email protected]>

gateway/rest/router.go

@@ -146,6 +146,10 @@ func newRouter(log log.Logger, addr sdk.Address, pclient provider.Client, ctxCon
 		createManifestHandler(log, pclient.Manifest())).
 		Methods(http.MethodPut)
 
+	drouter.HandleFunc("/manifest",
+		getManifestHandler(pclient.Manifest())).
+		Methods(http.MethodGet)
+
 	lrouter := router.PathPrefix(leasePathPrefix).Subrouter()
 	lrouter.Use(
 		requireOwner(),
@@ -591,6 +595,29 @@ func createManifestHandler(log log.Logger, mclient pmanifest.Client) http.Handle
 	}
 }
 
+func getManifestHandler(log log.Logger, cclient cluster.ReadClient) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		found, grp, err := cclient.GetManifestGroup(r.Context(), requestLeaseID(r))
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		if !found {
+			http.Error(w, "lease not found", http.StatusNotFound)
+			return
+		}
+
+		mgrp, _, err := grp.FromCRD()
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		writeJSON(log, w, &manifest.Manifest{mgrp})
+	}
+}
+
 func leaseKubeEventsHandler(log log.Logger, cclient cluster.ReadClient) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		upgrader := websocket.Upgrader{

pkg/apis/akash.network/v2beta2/manifest.go

@@ -171,7 +171,7 @@ func (m *Manifest) Deployment() (ctypes.IDeployment, error) {
 		return nil, err
 	}
 
-	group, schedulerParams, err := m.Spec.Group.fromCRD()
+	group, schedulerParams, err := m.Spec.Group.FromCRD()
 	if err != nil {
 		return nil, err
 	}
@@ -185,8 +185,8 @@ func (m *Manifest) Deployment() (ctypes.IDeployment, error) {
 	}, nil
 }
 
-// toAkash returns akash group details formatted from manifest group
-func (m *ManifestGroup) fromCRD() (mani.Group, []*SchedulerParams, error) {
+// FromCRD returns akash group details formatted from manifest group
+func (m *ManifestGroup) FromCRD() (mani.Group, []*SchedulerParams, error) {
 	am := mani.Group{
 		Name:     m.Name,
 		Services: make([]mani.Service, 0, len(m.Services)),