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save.go
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save.go
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// Copyright 2020 the Exposure Notifications Verification Server authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package realmkeys
import (
"net/http"
"github.com/google/exposure-notifications-verification-server/pkg/controller"
"github.com/google/exposure-notifications-verification-server/pkg/rbac"
)
// HandleSave handles saving certificate settings to the current realm.
func (c *Controller) HandleSave() http.Handler {
type FormData struct {
Issuer string `form:"certificateIssuer"`
Audience string `form:"certificateAudience"`
DurationString string `form:"certificateDuration"`
}
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
session := controller.SessionFromContext(ctx)
if session == nil {
controller.MissingSession(w, r, c.h)
return
}
flash := controller.Flash(session)
membership := controller.MembershipFromContext(ctx)
if membership == nil {
controller.MissingMembership(w, r, c.h)
return
}
if !membership.Can(rbac.SettingsWrite) {
controller.Unauthorized(w, r, c.h)
return
}
currentRealm := membership.Realm
currentUser := membership.User
var form FormData
if err := controller.BindForm(w, r, &form); err != nil {
currentRealm.AddError("", err.Error())
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderShow(ctx, w, r, currentRealm)
return
}
// Update settings.
if !currentRealm.UseRealmCertificateKey {
// Once upgraded to realm specific, these values cannot change.
currentRealm.CertificateIssuer = form.Issuer
currentRealm.CertificateAudience = form.Audience
}
// AsString delgates the duration parsing and validation to the model.
currentRealm.CertificateDuration.AsString = form.DurationString
if err := c.db.SaveRealm(currentRealm, currentUser); err != nil {
currentRealm.AddError("", err.Error())
w.WriteHeader(http.StatusUnprocessableEntity)
c.renderShow(ctx, w, r, currentRealm)
return
}
flash.Alert("Updated realm certificate settings.")
c.redirectShow(ctx, w, r)
})
}