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Posted to commits@camel.apache.org by ac...@apache.org on 2021/05/13 14:54:53 UTC

[camel] 01/05: CAMEL-16465 - Camel-AWS: Add useDefaultCredentialProvider option to all the components - IAM Component

This is an automated email from the ASF dual-hosted git repository.

acosentino pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/camel.git

commit 667d01735e9a317587551e69c1457cbb27870d75
Author: Andrea Cosentino <an...@gmail.com>
AuthorDate: Thu May 13 15:23:05 2021 +0200

    CAMEL-16465 - Camel-AWS: Add useDefaultCredentialProvider option to all the components - IAM Component
---
 .../component/aws2/iam/IAM2Configuration.java      |  13 +++
 .../aws2/iam/client/IAM2ClientFactory.java         |  41 ++++++++
 .../aws2/iam/client/IAM2InternalClient.java        |  32 +++++++
 .../iam/client/impl/IAM2ClientOptimizedImpl.java   |  88 +++++++++++++++++
 .../iam/client/impl/IAM2ClientStandardImpl.java    | 104 +++++++++++++++++++++
 5 files changed, 278 insertions(+)

diff --git a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/IAM2Configuration.java b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/IAM2Configuration.java
index f0981c3..09bc4dc 100644
--- a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/IAM2Configuration.java
+++ b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/IAM2Configuration.java
@@ -56,6 +56,8 @@ public class IAM2Configuration implements Cloneable {
     private boolean overrideEndpoint;
     @UriParam
     private String uriEndpointOverride;
+    @UriParam(defaultValue = "false")
+    private boolean useDefaultCredentialsProvider;
 
     public IamClient getIamClient() {
         return iamClient;
@@ -194,6 +196,17 @@ public class IAM2Configuration implements Cloneable {
         this.uriEndpointOverride = uriEndpointOverride;
     }
 
+    /**
+     * Set whether the IAM client should expect to load credentials through a default credentials provider or to
+     * expect static credentials to be passed in.
+     */
+    public void setUseDefaultCredentialsProvider(Boolean useDefaultCredentialsProvider) {
+        this.useDefaultCredentialsProvider = useDefaultCredentialsProvider;
+    }
+
+    public Boolean isUseDefaultCredentialsProvider() {
+        return useDefaultCredentialsProvider;
+    }
     // *************************************************
     //
     // *************************************************
diff --git a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2ClientFactory.java b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2ClientFactory.java
new file mode 100644
index 0000000..3fb113f
--- /dev/null
+++ b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2ClientFactory.java
@@ -0,0 +1,41 @@
+/*
+ * 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.camel.component.aws2.iam.client;
+
+import org.apache.camel.component.aws2.iam.IAM2Configuration;
+import org.apache.camel.component.aws2.iam.client.impl.IAM2ClientOptimizedImpl;
+import org.apache.camel.component.aws2.iam.client.impl.IAM2ClientStandardImpl;
+
+/**
+ * Factory class to return the correct type of AWS Eventbridge client.
+ */
+public final class IAM2ClientFactory {
+
+    private IAM2ClientFactory() {
+    }
+
+    /**
+     * Return the correct AWS IAM client (based on remote vs local).
+     * 
+     * @param  configuration configuration
+     * @return               IamClient
+     */
+    public static IAM2InternalClient getEventbridgeClient(IAM2Configuration configuration) {
+        return configuration.isUseDefaultCredentialsProvider()
+                ? new IAM2ClientOptimizedImpl(configuration) : new IAM2ClientStandardImpl(configuration);
+    }
+}
diff --git a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2InternalClient.java b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2InternalClient.java
new file mode 100644
index 0000000..82725f1
--- /dev/null
+++ b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/IAM2InternalClient.java
@@ -0,0 +1,32 @@
+/*
+ * 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.camel.component.aws2.iam.client;
+
+import software.amazon.awssdk.services.iam.IamClient;
+
+/**
+ * Manage the required actions of an IAM client for either local or remote.
+ */
+public interface IAM2InternalClient {
+
+    /**
+     * Returns an IAM client after a factory method determines which one to return.
+     * 
+     * @return IamClient IamClient
+     */
+    IamClient getIamClient();
+}
diff --git a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientOptimizedImpl.java b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientOptimizedImpl.java
new file mode 100644
index 0000000..03cd74c
--- /dev/null
+++ b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientOptimizedImpl.java
@@ -0,0 +1,88 @@
+/*
+ * 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.camel.component.aws2.iam.client.impl;
+
+import org.apache.camel.component.aws2.iam.IAM2Configuration;
+import org.apache.camel.component.aws2.iam.client.IAM2InternalClient;
+import org.apache.camel.util.ObjectHelper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpConfigurationOption;
+import software.amazon.awssdk.http.apache.ApacheHttpClient;
+import software.amazon.awssdk.http.apache.ProxyConfiguration;
+import software.amazon.awssdk.regions.Region;
+import software.amazon.awssdk.services.iam.IamClient;
+import software.amazon.awssdk.services.iam.IamClientBuilder;
+import software.amazon.awssdk.utils.AttributeMap;
+
+import java.net.URI;
+
+/**
+ * Manage an AWS IAM client for all users to use (enabling temporary creds). This implementation is for remote
+ * instances to manage the credentials on their own (eliminating credential rotations)
+ */
+public class IAM2ClientOptimizedImpl implements IAM2InternalClient {
+    private static final Logger LOG = LoggerFactory.getLogger(IAM2ClientOptimizedImpl.class);
+    private IAM2Configuration configuration;
+
+    /**
+     * Constructor that uses the config file.
+     */
+    public IAM2ClientOptimizedImpl(IAM2Configuration configuration) {
+        LOG.trace("Creating an AWS IAM client for an ec2 instance with IAM temporary credentials (normal for ec2s).");
+        this.configuration = configuration;
+    }
+
+    /**
+     * Getting the IAM aws client that is used.
+     * 
+     * @return IAM Client.
+     */
+    @Override
+    public IamClient getIamClient() {
+        IamClient client = null;
+        IamClientBuilder clientBuilder = IamClient.builder();
+        ProxyConfiguration.Builder proxyConfig = null;
+        ApacheHttpClient.Builder httpClientBuilder = null;
+        if (ObjectHelper.isNotEmpty(configuration.getProxyHost()) && ObjectHelper.isNotEmpty(configuration.getProxyPort())) {
+            proxyConfig = ProxyConfiguration.builder();
+            URI proxyEndpoint = URI.create(configuration.getProxyProtocol() + "://" + configuration.getProxyHost() + ":"
+                                           + configuration.getProxyPort());
+            proxyConfig.endpoint(proxyEndpoint);
+            httpClientBuilder = ApacheHttpClient.builder().proxyConfiguration(proxyConfig.build());
+            clientBuilder = clientBuilder.httpClientBuilder(httpClientBuilder);
+        }
+        if (ObjectHelper.isNotEmpty(configuration.getRegion())) {
+            clientBuilder = clientBuilder.region(Region.of(configuration.getRegion()));
+        }
+        if (configuration.isOverrideEndpoint()) {
+            clientBuilder.endpointOverride(URI.create(configuration.getUriEndpointOverride()));
+        }
+        if (configuration.isTrustAllCertificates()) {
+            SdkHttpClient ahc = ApacheHttpClient.builder().buildWithDefaults(AttributeMap
+                    .builder()
+                    .put(
+                            SdkHttpConfigurationOption.TRUST_ALL_CERTIFICATES,
+                            Boolean.TRUE)
+                    .build());
+            clientBuilder.httpClient(ahc);
+        }
+        client = clientBuilder.build();
+        return client;
+    }
+}
diff --git a/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientStandardImpl.java b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientStandardImpl.java
new file mode 100644
index 0000000..bcec215
--- /dev/null
+++ b/components/camel-aws/camel-aws2-iam/src/main/java/org/apache/camel/component/aws2/iam/client/impl/IAM2ClientStandardImpl.java
@@ -0,0 +1,104 @@
+/*
+ * 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.camel.component.aws2.iam.client.impl;
+
+import org.apache.camel.component.aws2.iam.IAM2Configuration;
+import org.apache.camel.component.aws2.iam.client.IAM2InternalClient;
+import org.apache.camel.util.ObjectHelper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
+import software.amazon.awssdk.http.SdkHttpClient;
+import software.amazon.awssdk.http.SdkHttpConfigurationOption;
+import software.amazon.awssdk.http.apache.ApacheHttpClient;
+import software.amazon.awssdk.http.apache.ProxyConfiguration;
+import software.amazon.awssdk.regions.Region;
+import software.amazon.awssdk.services.iam.IamClient;
+import software.amazon.awssdk.services.iam.IamClientBuilder;
+import software.amazon.awssdk.utils.AttributeMap;
+
+import java.net.URI;
+
+/**
+ * Manage an AWS EKS client for all users to use. This implementation is for local instances to use a static and solid
+ * credential set.
+ */
+public class IAM2ClientStandardImpl implements IAM2InternalClient {
+    private static final Logger LOG = LoggerFactory.getLogger(IAM2ClientStandardImpl.class);
+    private IAM2Configuration configuration;
+
+    /**
+     * Constructor that uses the config file.
+     */
+    public IAM2ClientStandardImpl(IAM2Configuration configuration) {
+        LOG.trace("Creating an AWS IAM manager using static credentials.");
+        this.configuration = configuration;
+    }
+
+    /**
+     * Getting the IAM AWS client that is used.
+     * 
+     * @return Amazon IAM Client.
+     */
+    @Override
+    public IamClient getIamClient() {
+        IamClient client = null;
+        IamClientBuilder clientBuilder = IamClient.builder();
+        ProxyConfiguration.Builder proxyConfig = null;
+        ApacheHttpClient.Builder httpClientBuilder = null;
+        boolean isClientConfigFound = false;
+        if (ObjectHelper.isNotEmpty(configuration.getProxyHost()) && ObjectHelper.isNotEmpty(configuration.getProxyPort())) {
+            proxyConfig = ProxyConfiguration.builder();
+            URI proxyEndpoint = URI.create(configuration.getProxyProtocol() + "://" + configuration.getProxyHost() + ":"
+                                           + configuration.getProxyPort());
+            proxyConfig.endpoint(proxyEndpoint);
+            httpClientBuilder = ApacheHttpClient.builder().proxyConfiguration(proxyConfig.build());
+            isClientConfigFound = true;
+        }
+        if (configuration.getAccessKey() != null && configuration.getSecretKey() != null) {
+            AwsBasicCredentials cred = AwsBasicCredentials.create(configuration.getAccessKey(), configuration.getSecretKey());
+            if (isClientConfigFound) {
+                clientBuilder = clientBuilder.httpClientBuilder(httpClientBuilder)
+                        .credentialsProvider(StaticCredentialsProvider.create(cred));
+            } else {
+                clientBuilder = clientBuilder.credentialsProvider(StaticCredentialsProvider.create(cred));
+            }
+        } else {
+            if (!isClientConfigFound) {
+                clientBuilder = clientBuilder.httpClientBuilder(httpClientBuilder);
+            }
+        }
+        if (ObjectHelper.isNotEmpty(configuration.getRegion())) {
+            clientBuilder = clientBuilder.region(Region.of(configuration.getRegion()));
+        }
+        if (configuration.isOverrideEndpoint()) {
+            clientBuilder.endpointOverride(URI.create(configuration.getUriEndpointOverride()));
+        }
+        if (configuration.isTrustAllCertificates()) {
+            SdkHttpClient ahc = ApacheHttpClient.builder().buildWithDefaults(AttributeMap
+                    .builder()
+                    .put(
+                            SdkHttpConfigurationOption.TRUST_ALL_CERTIFICATES,
+                            Boolean.TRUE)
+                    .build());
+            clientBuilder.httpClient(ahc);
+        }
+        client = clientBuilder.build();
+        return client;
+    }
+}