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/
events.go
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/
events.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 admin
import (
"context"
"net/http"
"strconv"
"github.com/google/exposure-notifications-verification-server/internal/project"
"github.com/google/exposure-notifications-verification-server/pkg/controller"
"github.com/google/exposure-notifications-verification-server/pkg/database"
"github.com/google/exposure-notifications-verification-server/pkg/pagination"
"github.com/jinzhu/gorm"
)
const (
// QueryFromSearch is the query key for a starting time.
QueryFromSearch = "from"
// QueryToSearch is the query key for an ending time.
QueryToSearch = "to"
// QueryRealmIDSearch is the query key to filter by realmID.
QueryRealmIDSearch = "realm_id"
// QueryIncludeTest is the query key to filter on events from test or not.
QueryIncludeTest = "include_test"
)
// HandleEventsShow shows event logs.
func (c *Controller) HandleEventsShow() http.Handler {
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
}
// Parse query params
pageParams, err := pagination.FromRequest(r)
if err != nil {
controller.BadRequest(w, r, c.h)
return
}
from := r.FormValue(QueryFromSearch)
to := r.FormValue(QueryToSearch)
scopes := []database.Scope{}
scopes = append(scopes, database.WithAuditTime(from, to))
realmID := project.TrimSpace(r.FormValue(QueryRealmIDSearch))
includeTest, _ := strconv.ParseBool(r.FormValue(QueryIncludeTest))
if !includeTest {
scopes = append(scopes, database.WithoutAuditTest())
}
// Add realm filter if applicable
var realm *database.Realm
switch realmID {
case "":
// All events
case "0":
realm = &database.Realm{
Model: gorm.Model{ID: 0},
Name: "System",
}
default:
realm, err = c.db.FindRealm(realmID)
if err != nil {
controller.InternalError(w, r, c.h, err)
return
}
}
// If a specific realm was provided, filter by that realm.
if realm != nil {
scopes = append(scopes, database.WithAuditRealmID(realm.ID))
}
// List the events
events, paginator, err := c.db.ListAudits(pageParams, scopes...)
if err != nil {
controller.InternalError(w, r, c.h, err)
return
}
c.renderEvents(ctx, w, events, paginator, from, to, realm)
})
}
func (c *Controller) renderEvents(ctx context.Context, w http.ResponseWriter,
events []*database.AuditEntry, paginator *pagination.Paginator, from, to string, realm *database.Realm) {
m := controller.TemplateMapFromContext(ctx)
m["events"] = events
m["paginator"] = paginator
m[QueryFromSearch] = from
m[QueryToSearch] = to
m["realm"] = realm
c.h.RenderHTML(w, "admin/events/index", m)
}