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commit ca1fc1690b677e7eb8b52c55a3ab5f1f80b9ff97
Author: Andrea Cosentino <anco...@gmail.com>
AuthorDate: Thu May 13 08:09:20 2021 +0200

    CAMEL-16465 - Camel-AWS: Add useDefaultCredentialProvider option to all the 
components - EKS Component
---
 .../component/aws2/eks/EKS2Configuration.java      |  13 +++
 .../aws2/eks/client/EKS2ClientFactory.java         |  41 ++++++++
 .../aws2/eks/client/EKS2InternalClient.java        |  32 +++++++
 .../client/impl/EKS2ClientIAMOptimizedImpl.java    |  88 +++++++++++++++++
 .../eks/client/impl/EKS2ClientStandardImpl.java    | 104 +++++++++++++++++++++
 5 files changed, 278 insertions(+)

diff --git 
a/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/EKS2Configuration.java
 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/EKS2Configuration.java
index be6d7e3..013305b 100644
--- 
a/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/EKS2Configuration.java
+++ 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/EKS2Configuration.java
@@ -56,6 +56,8 @@ public class EKS2Configuration implements Cloneable {
     private boolean overrideEndpoint;
     @UriParam
     private String uriEndpointOverride;
+    @UriParam(defaultValue = "false")
+    private boolean useDefaultCredentialsProvider;
 
     public EksClient getEksClient() {
         return eksClient;
@@ -191,6 +193,17 @@ public class EKS2Configuration implements Cloneable {
         this.uriEndpointOverride = uriEndpointOverride;
     }
 
+    /**
+     * Set whether the EKS 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-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2ClientFactory.java
 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2ClientFactory.java
new file mode 100644
index 0000000..1bf69c0
--- /dev/null
+++ 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2ClientFactory.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.eks.client;
+
+import org.apache.camel.component.aws2.eks.EKS2Configuration;
+import 
org.apache.camel.component.aws2.eks.client.impl.EKS2ClientIAMOptimizedImpl;
+import org.apache.camel.component.aws2.eks.client.impl.EKS2ClientStandardImpl;
+
+/**
+ * Factory class to return the correct type of AWS EKS client.
+ */
+public final class EKS2ClientFactory {
+
+    private EKS2ClientFactory() {
+    }
+
+    /**
+     * Return the correct AWS EKS client (based on remote vs local).
+     * 
+     * @param  configuration configuration
+     * @return               EKSClient
+     */
+    public static EKS2InternalClient getEcsClient(EKS2Configuration 
configuration) {
+        return configuration.isUseDefaultCredentialsProvider()
+                ? new EKS2ClientIAMOptimizedImpl(configuration) : new 
EKS2ClientStandardImpl(configuration);
+    }
+}
diff --git 
a/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2InternalClient.java
 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2InternalClient.java
new file mode 100644
index 0000000..acf4820
--- /dev/null
+++ 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/EKS2InternalClient.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.eks.client;
+
+import software.amazon.awssdk.services.eks.EksClient;
+
+/**
+ * Manage the required actions of an EKS client for either local or remote.
+ */
+public interface EKS2InternalClient {
+
+    /**
+     * Returns an EKS client after a factory method determines which one to 
return.
+     * 
+     * @return EksClient EksClient
+     */
+    EksClient getEksClient();
+}
diff --git 
a/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientIAMOptimizedImpl.java
 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientIAMOptimizedImpl.java
new file mode 100644
index 0000000..f482338
--- /dev/null
+++ 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientIAMOptimizedImpl.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.eks.client.impl;
+
+import org.apache.camel.component.aws2.eks.EKS2Configuration;
+import org.apache.camel.component.aws2.eks.client.EKS2InternalClient;
+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.eks.EksClient;
+import software.amazon.awssdk.services.eks.EksClientBuilder;
+import software.amazon.awssdk.utils.AttributeMap;
+
+import java.net.URI;
+
+/**
+ * Manage an AWS EKS 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 EKS2ClientIAMOptimizedImpl implements EKS2InternalClient {
+    private static final Logger LOG = 
LoggerFactory.getLogger(EKS2ClientIAMOptimizedImpl.class);
+    private EKS2Configuration configuration;
+
+    /**
+     * Constructor that uses the config file.
+     */
+    public EKS2ClientIAMOptimizedImpl(EKS2Configuration configuration) {
+        LOG.trace("Creating an AWS EKS client for an ec2 instance with IAM 
temporary credentials (normal for ec2s).");
+        this.configuration = configuration;
+    }
+
+    /**
+     * Getting the EKS aws client that is used.
+     * 
+     * @return EcsClient Client.
+     */
+    @Override
+    public EksClient getEksClient() {
+        EksClient client = null;
+        EksClientBuilder clientBuilder = EksClient.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-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientStandardImpl.java
 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientStandardImpl.java
new file mode 100644
index 0000000..fc35914
--- /dev/null
+++ 
b/components/camel-aws/camel-aws2-eks/src/main/java/org/apache/camel/component/aws2/eks/client/impl/EKS2ClientStandardImpl.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.eks.client.impl;
+
+import org.apache.camel.component.aws2.eks.EKS2Configuration;
+import org.apache.camel.component.aws2.eks.client.EKS2InternalClient;
+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.eks.EksClient;
+import software.amazon.awssdk.services.eks.EksClientBuilder;
+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 EKS2ClientStandardImpl implements EKS2InternalClient {
+    private static final Logger LOG = 
LoggerFactory.getLogger(EKS2ClientStandardImpl.class);
+    private EKS2Configuration configuration;
+
+    /**
+     * Constructor that uses the config file.
+     */
+    public EKS2ClientStandardImpl(EKS2Configuration configuration) {
+        LOG.trace("Creating an AWS EKS manager using static credentials.");
+        this.configuration = configuration;
+    }
+
+    /**
+     * Getting the EKS AWS client that is used.
+     * 
+     * @return Amazon EKS Client.
+     */
+    @Override
+    public EksClient getEksClient() {
+        EksClient client = null;
+        EksClientBuilder clientBuilder = EksClient.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;
+    }
+}

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