001/*
002 * (C) Copyright 2015-2020 Nuxeo (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     <a href="mailto:grenard@nuxeo.com">Guillaume Renard</a>
018 *
019 */
020
021package org.nuxeo.elasticsearch.http.readonly.filter;
022
023import org.json.JSONException;
024import org.nuxeo.ecm.core.api.CoreSession;
025import org.nuxeo.elasticsearch.ElasticSearchConstants;
026import org.nuxeo.elasticsearch.api.ElasticSearchAdmin;
027import org.nuxeo.elasticsearch.http.readonly.AbstractSearchRequestFilterImpl;
028import org.nuxeo.runtime.api.Framework;
029
030/**
031 * Define a elasticsearch passthrough filter for audit index. Only administrator can access the audit index.
032 *
033 * @since 7.4
034 */
035public class AuditRequestFilter extends AbstractSearchRequestFilterImpl {
036
037    @Override
038    public void init(CoreSession session, String indices, String rawQuery, String payload) {
039        principal = session.getPrincipal();
040        if (!principal.isAdministrator()) {
041            throw new IllegalArgumentException("Invalid index submitted: " + indices);
042        }
043        ElasticSearchAdmin esa = Framework.getService(ElasticSearchAdmin.class);
044        this.indices = esa.getIndexNameForType(ElasticSearchConstants.ENTRY_TYPE);
045        this.rawQuery = rawQuery;
046        this.payload = payload;
047        if (payload == null && !principal.isAdministrator()) {
048            // here we turn the UriSearch query_string into a body search
049            extractPayloadFromQuery();
050        }
051    }
052
053    @Override
054    public String getPayload() throws JSONException {
055        return payload;
056    }
057
058}