[core] Support auth in REST Catalog #4648
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,137 @@ | ||
| /* | ||
| * 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.apache.paimon.rest.auth; | ||
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| import org.apache.paimon.annotation.VisibleForTesting; | ||
| import org.apache.paimon.rest.RESTUtil; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
||
| import java.util.Map; | ||
| import java.util.Optional; | ||
| import java.util.concurrent.ScheduledExecutorService; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| /** Auth session. */ | ||
| public class AuthSession { | ||
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| static final int TOKEN_REFRESH_NUM_RETRIES = 5; | ||
| private static final Logger log = LoggerFactory.getLogger(AuthSession.class); | ||
| private static final long MAX_REFRESH_WINDOW_MILLIS = 300_000; // 5 minutes | ||
| private static final long MIN_REFRESH_WAIT_MILLIS = 10; | ||
| private final CredentialsProvider credentialsProvider; | ||
| private volatile Map<String, String> headers; | ||
|
|
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| public AuthSession(Map<String, String> headers, CredentialsProvider credentialsProvider) { | ||
| this.headers = headers; | ||
| this.credentialsProvider = credentialsProvider; | ||
| } | ||
|
|
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| public static AuthSession fromRefreshCredentialsProvider( | ||
| ScheduledExecutorService executor, | ||
| Map<String, String> headers, | ||
| CredentialsProvider credentialsProvider) { | ||
| AuthSession session = new AuthSession(headers, credentialsProvider); | ||
|
|
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| long startTimeMillis = System.currentTimeMillis(); | ||
| Optional<Long> expiresAtMillisOpt = credentialsProvider.expiresAtMillis(); | ||
|
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| // when init session if credentials expire time is in the past, refresh it and update | ||
| // expiresAtMillis | ||
| if (expiresAtMillisOpt.isPresent() && expiresAtMillisOpt.get() <= startTimeMillis) { | ||
| boolean refreshSuccessful = session.refresh(); | ||
| if (refreshSuccessful) { | ||
| expiresAtMillisOpt = session.credentialsProvider.expiresAtMillis(); | ||
| } | ||
| } | ||
|
|
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| if (null != executor && expiresAtMillisOpt.isPresent()) { | ||
| scheduleTokenRefresh(executor, session, expiresAtMillisOpt.get()); | ||
| } | ||
|
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| return session; | ||
| } | ||
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| public Map<String, String> getHeaders() { | ||
| if (this.credentialsProvider.keepRefreshed() && this.credentialsProvider.willSoonExpire()) { | ||
| refresh(); | ||
| } | ||
| return headers; | ||
| } | ||
|
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| @VisibleForTesting | ||
| static void scheduleTokenRefresh( | ||
| ScheduledExecutorService executor, AuthSession session, long expiresAtMillis) { | ||
| scheduleTokenRefresh(executor, session, expiresAtMillis, 0); | ||
| } | ||
|
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| private static void scheduleTokenRefresh( | ||
| ScheduledExecutorService executor, | ||
| AuthSession session, | ||
| long expiresAtMillis, | ||
| int retryTimes) { | ||
| if (retryTimes < TOKEN_REFRESH_NUM_RETRIES) { | ||
| long expiresInMillis = expiresAtMillis - System.currentTimeMillis(); | ||
| // how much ahead of time to start the refresh to allow it to complete | ||
| long refreshWindowMillis = Math.min(expiresInMillis, MAX_REFRESH_WINDOW_MILLIS); | ||
| // how much time to wait before expiration | ||
| long waitIntervalMillis = expiresInMillis - refreshWindowMillis; | ||
| // how much time to actually wait | ||
| long timeToWait = Math.max(waitIntervalMillis, MIN_REFRESH_WAIT_MILLIS); | ||
|
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||
| executor.schedule( | ||
| () -> { | ||
| long refreshStartTime = System.currentTimeMillis(); | ||
| boolean isSuccessful = session.refresh(); | ||
| if (isSuccessful) { | ||
| scheduleTokenRefresh( | ||
| executor, | ||
| session, | ||
| refreshStartTime | ||
| + session.credentialsProvider.expiresInMills().get(), | ||
| 0); | ||
| } else { | ||
| scheduleTokenRefresh( | ||
| executor, session, expiresAtMillis, retryTimes + 1); | ||
| } | ||
| }, | ||
| timeToWait, | ||
| TimeUnit.MILLISECONDS); | ||
| } else { | ||
| log.warn("Failed to refresh token after {} retries.", TOKEN_REFRESH_NUM_RETRIES); | ||
| } | ||
| } | ||
|
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| public Boolean refresh() { | ||
| if (this.credentialsProvider.supportRefresh() | ||
| && this.credentialsProvider.keepRefreshed() | ||
| && this.credentialsProvider.expiresInMills().isPresent()) { | ||
| boolean isSuccessful = this.credentialsProvider.refresh(); | ||
| if (isSuccessful) { | ||
| Map<String, String> currentHeaders = this.headers; | ||
| this.headers = | ||
| RESTUtil.merge(currentHeaders, this.credentialsProvider.authHeader()); | ||
| } | ||
| return isSuccessful; | ||
| } | ||
|
|
||
| return false; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
|
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| package org.apache.paimon.rest.auth; | ||
|
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| import org.apache.paimon.shade.guava30.com.google.common.collect.ImmutableMap; | ||
|
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| import java.util.Map; | ||
|
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| /** Base bear token credentials provider. */ | ||
| public abstract class BaseBearTokenCredentialsProvider implements CredentialsProvider { | ||
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| private static final String AUTHORIZATION_HEADER = "Authorization"; | ||
| private static final String BEARER_PREFIX = "Bearer "; | ||
|
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| @Override | ||
| public Map<String, String> authHeader() { | ||
| return ImmutableMap.of(AUTHORIZATION_HEADER, BEARER_PREFIX + token()); | ||
| } | ||
|
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| abstract String token(); | ||
| } |
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newDaemonThreadFactory?