| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.jclouds.openstack.swift.v1.blobstore; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.jclouds.Constants.PROPERTY_SESSION_INTERVAL; |
| |
| import java.net.URI; |
| import java.util.Map; |
| import java.util.concurrent.TimeUnit; |
| |
| import javax.inject.Provider; |
| |
| import org.jclouds.blobstore.BlobRequestSigner; |
| import org.jclouds.blobstore.domain.Blob; |
| import org.jclouds.blobstore.functions.BlobToHttpGetOptions; |
| import org.jclouds.date.TimeStamp; |
| import org.jclouds.http.HttpRequest; |
| import org.jclouds.http.Uris; |
| import org.jclouds.http.options.GetOptions; |
| import org.jclouds.location.Region; |
| import org.jclouds.openstack.swift.v1.SwiftApi; |
| import org.jclouds.openstack.swift.v1.TemporaryUrlSigner; |
| |
| import com.google.common.base.Supplier; |
| import com.google.inject.Inject; |
| import com.google.inject.assistedinject.Assisted; |
| import com.google.inject.name.Named; |
| |
| /** |
| * Uses {@link TemporaryUrlSigner} to sign requests for access to blobs. If no |
| * interval is supplied, it defaults to a year. |
| */ |
| public class RegionScopedTemporaryUrlBlobSigner implements BlobRequestSigner { |
| |
| @Inject |
| protected RegionScopedTemporaryUrlBlobSigner(@Region Supplier<Map<String, Supplier<URI>>> regionToUris, |
| @Named(PROPERTY_SESSION_INTERVAL) long seconds, @TimeStamp Provider<Long> timestamp, SwiftApi api, |
| @Assisted String regionId) { |
| checkNotNull(regionId, "regionId"); |
| this.timestamp = timestamp; |
| this.signer = TemporaryUrlSigner.checkApiEvery(api.getAccountApi(regionId), seconds); |
| this.storageUrl = regionToUris.get().get(regionId).get(); |
| } |
| |
| private static final long YEAR = TimeUnit.DAYS.toSeconds(365); |
| private final BlobToHttpGetOptions toGetOptions = new BlobToHttpGetOptions(); |
| private final Provider<Long> timestamp; |
| private final TemporaryUrlSigner signer; |
| private final URI storageUrl; |
| |
| @Override |
| public HttpRequest signGetBlob(String container, String name) { |
| return signGetBlob(container, name, YEAR); |
| } |
| |
| @Override |
| public HttpRequest signGetBlob(String container, String name, long timeInSeconds) { |
| return sign("GET", container, name, GetOptions.NONE, timestamp.get() + timeInSeconds); |
| } |
| |
| @Override |
| public HttpRequest signGetBlob(String container, String name, org.jclouds.blobstore.options.GetOptions options) { |
| return sign("GET", container, name, toGetOptions.apply(options), timestamp.get() + YEAR); |
| } |
| |
| @Override |
| public HttpRequest signPutBlob(String container, Blob blob) { |
| return signPutBlob(container, blob, YEAR); |
| } |
| |
| @Override |
| public HttpRequest signPutBlob(String container, Blob blob, long timeInSeconds) { |
| return sign("PUT", container, blob.getMetadata().getName(), GetOptions.NONE, timestamp.get() + timeInSeconds); |
| } |
| |
| @Override |
| public HttpRequest signRemoveBlob(String container, String name) { |
| return sign("DELETE", container, name, GetOptions.NONE, timestamp.get() + YEAR); |
| } |
| |
| private HttpRequest sign(String method, String container, String name, GetOptions options, long expires) { |
| checkNotNull(container, "container"); |
| checkNotNull(name, "name"); |
| URI url = Uris.uriBuilder(storageUrl).appendPath(container).appendPath(name).build(); |
| String signature = signer.sign(method, url.getPath(), expires); |
| return HttpRequest.builder() |
| .method(method) |
| .endpoint(url) |
| .addQueryParams(options.buildQueryParameters()) |
| .addQueryParam("temp_url_sig", signature) |
| .addQueryParam("temp_url_expires", String.valueOf(expires)) |
| .headers(options.buildRequestHeaders()).build(); |
| } |
| } |