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Support HP Cloud temporary signed URL 

HP modified the Swift signing mechanism to include the tenant id.
Note that this functionality requires using API access key
credentials.  Live tests need some sorting out since we only support
password credential tests today.
This commit is contained in:
Andrew Gaul 2012-10-10 15:30:48 -07:00
parent 2badf2241d
commit a5c56e7aa7
3 changed files with 178 additions and 6 deletions
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6
providers/hpcloud-objectstorage/src/main/java/org/jclouds/hpcloud/objectstorage/HPCloudObjectStorageApiMetadata.java
View File

@ -25,11 +25,11 @@ import java.util.Properties;
import org.jclouds.apis.ApiMetadata;
import org.jclouds.blobstore.BlobRequestSigner;
import org.jclouds.hpcloud.objectstorage.blobstore.HPCloudObjectStorageBlobRequestSigner;
import org.jclouds.hpcloud.objectstorage.blobstore.config.HPCloudObjectStorageBlobStoreContextModule;
import org.jclouds.hpcloud.objectstorage.config.HPCloudObjectStorageRestClientModule;
import org.jclouds.openstack.keystone.v2_0.config.KeystoneAuthenticationModule.RegionModule;
import org.jclouds.openstack.swift.SwiftKeystoneApiMetadata;
import org.jclouds.openstack.swift.blobstore.SwiftBlobSigner;
import org.jclouds.openstack.swift.blobstore.config.TemporaryUrlExtensionModule;
import org.jclouds.openstack.swift.config.SwiftRestClientModule.KeystoneStorageEndpointModule;
import org.jclouds.openstack.swift.extensions.KeystoneTemporaryUrlKeyAsyncApi;
@ -39,7 +39,6 @@ import org.jclouds.rest.RestContext;
import com.google.common.collect.ImmutableSet;
import com.google.common.reflect.TypeToken;
import com.google.inject.Module;
import com.google.inject.TypeLiteral;
/**
* Implementation of {@link org.jclouds.providers.ProviderMetadata} for HP Cloud Services Object Storage
*
@ -115,8 +114,7 @@ public class HPCloudObjectStorageApiMetadata extends SwiftKeystoneApiMetadata {
@Override
protected void bindRequestSigner() {
bind(BlobRequestSigner.class).to(new TypeLiteral<SwiftBlobSigner<HPCloudObjectStorageAsyncApi>>() {
});
bind(BlobRequestSigner.class).to(HPCloudObjectStorageBlobRequestSigner.class);
}
@Override

172
providers/hpcloud-objectstorage/src/main/java/org/jclouds/hpcloud/objectstorage/blobstore/HPCloudObjectStorageBlobRequestSigner.java Normal file
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@ -0,0 +1,172 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.hpcloud.objectstorage.blobstore;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Predicates.instanceOf;
import static com.google.common.collect.Iterables.filter;
import static org.jclouds.blobstore.util.BlobStoreUtils.cleanRequest;
import java.lang.reflect.Method;
import java.security.InvalidKeyException;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import javax.inject.Singleton;
import com.google.common.base.Supplier;
import com.google.common.base.Throwables;
import com.google.inject.Provider;
import org.jclouds.blobstore.BlobRequestSigner;
import org.jclouds.blobstore.domain.Blob;
import org.jclouds.blobstore.functions.BlobToHttpGetOptions;
import org.jclouds.crypto.Crypto;
import org.jclouds.crypto.CryptoStreams;
import org.jclouds.date.TimeStamp;
import org.jclouds.hpcloud.objectstorage.HPCloudObjectStorageAsyncApi;
import org.jclouds.http.HttpRequest;
import org.jclouds.http.options.GetOptions;
import org.jclouds.openstack.keystone.v2_0.domain.Access;
import org.jclouds.openstack.keystone.v2_0.filters.AuthenticateRequest;
import org.jclouds.openstack.swift.TemporaryUrlKey;
import org.jclouds.openstack.swift.blobstore.functions.BlobToObject;
import org.jclouds.openstack.swift.domain.SwiftObject;
import org.jclouds.rest.annotations.Credential;
import org.jclouds.rest.annotations.Identity;
import org.jclouds.rest.internal.RestAnnotationProcessor;
/**
* Signer for HP's variant of temporary signed URLs. They prefix the signature
* with the tenant id.
*
* @author Andrew Gaul
*/
@Singleton
public class HPCloudObjectStorageBlobRequestSigner implements BlobRequestSigner {
private final RestAnnotationProcessor<HPCloudObjectStorageAsyncApi> processor;
private final Crypto crypto;
private final Provider<Long> unixEpochTimestampProvider;
private final Supplier<Access> access;
private String tenantId;
private final String accessKeyId;
private final String secretKey;
private final BlobToObject blobToObject;
private final BlobToHttpGetOptions blob2HttpGetOptions;
private final Method getMethod;
private final Method deleteMethod;
private final Method createMethod;
@Inject
public HPCloudObjectStorageBlobRequestSigner(RestAnnotationProcessor<HPCloudObjectStorageAsyncApi> processor, BlobToObject blobToObject,
BlobToHttpGetOptions blob2HttpGetOptions,
Crypto crypto, @TimeStamp Provider<Long> unixEpochTimestampProvider,
Supplier<Access> access,
@Identity String accessKey, @Credential String secretKey)
throws SecurityException, NoSuchMethodException {
this.processor = checkNotNull(processor, "processor");
this.crypto = checkNotNull(crypto, "crypto");
this.unixEpochTimestampProvider = checkNotNull(unixEpochTimestampProvider, "unixEpochTimestampProvider");
this.access = checkNotNull(access, "access");
// accessKey is of the form tenantName:accessKeyId (not tenantId)
this.accessKeyId = accessKey.substring(accessKey.indexOf(':') + 1);
this.secretKey = secretKey;
this.blobToObject = checkNotNull(blobToObject, "blobToObject");
this.blob2HttpGetOptions = checkNotNull(blob2HttpGetOptions, "blob2HttpGetOptions");
this.getMethod = HPCloudObjectStorageAsyncApi.class.getMethod("getObject", String.class, String.class,
GetOptions[].class);
this.deleteMethod = HPCloudObjectStorageAsyncApi.class.getMethod("removeObject", String.class, String.class);
this.createMethod = HPCloudObjectStorageAsyncApi.class.getMethod("putObject", String.class, SwiftObject.class);
}
@PostConstruct
public void populateTenantId() {
// Defer call from constructor since access.get issues an RPC.
this.tenantId = access.get().getToken().getTenant().getId();
}
@Override
public HttpRequest signGetBlob(String container, String name) {
return cleanRequest(processor.createRequest(getMethod, container, name));
}
@Override
public HttpRequest signGetBlob(String container, String name, long timeInSeconds) {
HttpRequest request = processor.createRequest(getMethod, container, name);
return cleanRequest(signForTemporaryAccess(request, timeInSeconds));
}
@Override
public HttpRequest signGetBlob(String container, String name, org.jclouds.blobstore.options.GetOptions options) {
return cleanRequest(processor.createRequest(getMethod, container, name, blob2HttpGetOptions.apply(options)));
}
@Override
public HttpRequest signPutBlob(String container, Blob blob) {
return cleanRequest(processor.createRequest(createMethod, container, blobToObject.apply(blob)));
}
@Override
public HttpRequest signPutBlob(String container, Blob blob, long timeInSeconds) {
HttpRequest request = processor.createRequest(createMethod, container, blobToObject.apply(blob));
return cleanRequest(signForTemporaryAccess(request, timeInSeconds));
}
@Override
public HttpRequest signRemoveBlob(String container, String name) {
return cleanRequest(processor.createRequest(deleteMethod, container, name));
}
private HttpRequest signForTemporaryAccess(HttpRequest request, long timeInSeconds) {
HttpRequest.Builder builder = request.toBuilder();
builder.filters(filter(request.getFilters(), instanceOf(AuthenticateRequest.class)));
long expiresInSeconds = unixEpochTimestampProvider.get() + timeInSeconds;
String signature = createSignature(secretKey, createStringToSign(
request.getMethod().toUpperCase(), request, expiresInSeconds));
builder.addQueryParam("temp_url_sig",
String.format("%s:%s:%s", tenantId, accessKeyId, signature));
builder.addQueryParam("temp_url_expires", "" + expiresInSeconds);
return builder.build();
}
private String createStringToSign(String method, HttpRequest request, long expiresInSeconds) {
checkArgument(method.equalsIgnoreCase("GET") || method.equalsIgnoreCase("PUT"));
return String.format("%s\n%d\n%s", method.toUpperCase(), expiresInSeconds,
request.getEndpoint().getPath());
}
private String createSignature(String key, String stringToSign) {
try {
return CryptoStreams.hex(crypto.hmacSHA1(key.getBytes()).doFinal(stringToSign.getBytes()));
} catch (InvalidKeyException e) {
throw Throwables.propagate(e);
}
}
}

6
providers/hpcloud-objectstorage/src/test/java/org/jclouds/hpcloud/objectstorage/blobstore/HPCloudObjectStorageBlobSignerExpectTest.java
View File

@ -60,7 +60,8 @@ public class HPCloudObjectStorageBlobSignerExpectTest extends BaseBlobSignerExpe
@Override
protected HttpRequest getBlobWithTime() {
return HttpRequest.builder().method("GET")
.endpoint("https://objects.jclouds.org/v1.0/40806637803162/container/name?temp_url_sig=fd9b09acbc3ce71182240503c803dda4902098a9&temp_url_expires=123456792").build();
.endpoint("https://objects.jclouds.org/v1.0/40806637803162/container/name?temp_url_sig=40806637803162%3Aidentity%3Ada88bc31122f0d0806b1c7bf71cd3af5c5d5b94c&temp_url_expires=123456792")
.addHeader("X-Auth-Token", "Auth_4f173437e4b013bee56d1007").build();
}
@Override
@ -80,7 +81,8 @@ public class HPCloudObjectStorageBlobSignerExpectTest extends BaseBlobSignerExpe
@Override
protected HttpRequest putBlobWithTime() {
return HttpRequest.builder().method("PUT")
.endpoint("https://objects.jclouds.org/v1.0/40806637803162/container/name?temp_url_sig=72e5f6ebafab2b3da0586198797e58fb7478211e&temp_url_expires=123456792").build();
.endpoint("https://objects.jclouds.org/v1.0/40806637803162/container/name?temp_url_sig=40806637803162%3Aidentity%3Ac90269245ab0a316d5ea5e654d4c2a975fb4bf77&temp_url_expires=123456792")
.addHeader("X-Auth-Token", "Auth_4f173437e4b013bee56d1007").build();
}
@Override