| /* |
| * 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.drill.exec.store.jdbc; |
| |
| import java.util.Collections; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Optional; |
| |
| import com.fasterxml.jackson.annotation.JsonFilter; |
| import com.fasterxml.jackson.annotation.JsonIgnore; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.annotation.JsonTypeName; |
| import org.apache.drill.common.PlanStringBuilder; |
| import org.apache.drill.common.exceptions.UserException; |
| import org.apache.drill.exec.proto.UserBitShared.UserCredentials; |
| import org.apache.drill.exec.store.security.CredentialProviderUtils; |
| import org.apache.drill.common.logical.StoragePluginConfig; |
| import org.apache.drill.common.logical.security.CredentialsProvider; |
| import org.apache.drill.exec.store.security.UsernamePasswordCredentials; |
| import com.google.common.base.Preconditions; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @JsonTypeName(JdbcStorageConfig.NAME) |
| @JsonFilter("passwordFilter") |
| public class JdbcStorageConfig extends StoragePluginConfig { |
| |
| private static final Logger logger = LoggerFactory.getLogger(JdbcStorageConfig.class); |
| |
| public static final String NAME = "jdbc"; |
| public static final int DEFAULT_MAX_WRITER_BATCH_SIZE = 10000; |
| |
| private final String driver; |
| private final String url; |
| private final boolean caseInsensitiveTableNames; |
| private final boolean writable; |
| private final Map<String, Object> sourceParameters; |
| private final int writerBatchSize; |
| |
| @JsonCreator |
| public JdbcStorageConfig( |
| @JsonProperty("driver") String driver, |
| @JsonProperty("url") String url, |
| @JsonProperty("username") String username, |
| @JsonProperty("password") String password, |
| @JsonProperty("caseInsensitiveTableNames") boolean caseInsensitiveTableNames, |
| @JsonProperty("writable") boolean writable, |
| @JsonProperty("sourceParameters") Map<String, Object> sourceParameters, |
| @JsonProperty("credentialsProvider") CredentialsProvider credentialsProvider, |
| @JsonProperty("authMode") String authMode, |
| @JsonProperty("writerBatchSize") int writerBatchSize) { |
| super( |
| CredentialProviderUtils.getCredentialsProvider(username, password, credentialsProvider), |
| credentialsProvider == null, |
| AuthMode.parseOrDefault(authMode, AuthMode.SHARED_USER) |
| ); |
| this.driver = driver; |
| this.url = url; |
| this.writable = writable; |
| this.caseInsensitiveTableNames = caseInsensitiveTableNames; |
| this.sourceParameters = sourceParameters == null ? Collections.emptyMap() : sourceParameters; |
| this.writerBatchSize = writerBatchSize == 0 ? DEFAULT_MAX_WRITER_BATCH_SIZE : writerBatchSize; |
| } |
| |
| |
| private JdbcStorageConfig(JdbcStorageConfig that, CredentialsProvider credentialsProvider) { |
| super(credentialsProvider, credentialsProvider == null, that.authMode); |
| this.driver = that.driver; |
| this.url = that.url; |
| this.writable = that.writable; |
| this.caseInsensitiveTableNames = that.caseInsensitiveTableNames; |
| this.sourceParameters = that.sourceParameters; |
| this.writerBatchSize = that.writerBatchSize; |
| } |
| |
| @JsonProperty("username") |
| public String getUsername() { |
| if (!directCredentials) { |
| return null; |
| } |
| return getUsernamePasswordCredentials(null) |
| .map(UsernamePasswordCredentials::getUsername) |
| .orElse(null); |
| } |
| |
| @JsonProperty("password") |
| public String getPassword() { |
| if (!directCredentials) { |
| return null; |
| } |
| return getUsernamePasswordCredentials(null) |
| .map(UsernamePasswordCredentials::getPassword) |
| .orElse(null); |
| } |
| |
| @Override |
| public JdbcStorageConfig updateCredentialProvider(CredentialsProvider credentialsProvider) { |
| return new JdbcStorageConfig(this, credentialsProvider); |
| } |
| |
| public String getDriver() { |
| return driver; |
| } |
| |
| public String getUrl() { |
| return url; |
| } |
| |
| public Boolean isWritable() { return writable; } |
| |
| public int getWriterBatchSize() { return writerBatchSize; } |
| |
| @JsonProperty("caseInsensitiveTableNames") |
| public boolean areTableNamesCaseInsensitive() { |
| return caseInsensitiveTableNames; |
| } |
| |
| public Map<String, Object> getSourceParameters() { |
| return sourceParameters; |
| } |
| |
| @JsonIgnore |
| public Optional<UsernamePasswordCredentials> getUsernamePasswordCredentials(UserCredentials userCredentials) { |
| switch (authMode) { |
| case SHARED_USER: |
| return new UsernamePasswordCredentials.Builder() |
| .setCredentialsProvider(credentialsProvider) |
| .build(); |
| case USER_TRANSLATION: |
| Preconditions.checkNotNull( |
| userCredentials, |
| "A drill query user is required for user translation auth mode." |
| ); |
| return new UsernamePasswordCredentials.Builder() |
| .setCredentialsProvider(credentialsProvider) |
| .setQueryUser(userCredentials.getUserName()) |
| .build(); |
| default: |
| throw UserException.connectionError() |
| .message("This storage plugin does not support auth mode: %s", authMode) |
| .build(logger); |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash( |
| driver, url, caseInsensitiveTableNames, sourceParameters, |
| credentialsProvider, writable, writerBatchSize, authMode |
| ); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| JdbcStorageConfig that = (JdbcStorageConfig) o; |
| return caseInsensitiveTableNames == that.caseInsensitiveTableNames && |
| Objects.equals(driver, that.driver) && |
| Objects.equals(url, that.url) && |
| Objects.equals(writable, that.writable) && |
| Objects.equals(sourceParameters, that.sourceParameters) && |
| Objects.equals(credentialsProvider, that.credentialsProvider) && |
| Objects.equals(writerBatchSize, that.writerBatchSize) && |
| Objects.equals(authMode, that.authMode); |
| } |
| |
| @Override |
| public String toString() { |
| return new PlanStringBuilder(this) |
| .field("driver", driver) |
| .field("url", url) |
| .field("writable", writable) |
| .field("writerBatchSize", writerBatchSize) |
| .field("sourceParameters", sourceParameters) |
| .field("caseInsensitiveTableNames", caseInsensitiveTableNames) |
| .field("credentialProvider", credentialsProvider) |
| .field("authMode", authMode) |
| .toString(); |
| } |
| } |