[GitHub] ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin on Kubernetes

2019-01-18 Thread GitBox
ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin 
on Kubernetes
URL: https://github.com/apache/zeppelin/pull/3240#discussion_r249025462
 
 

 ##
 File path: 
zeppelin-plugins/launcher/k8s-standard/src/main/java/org/apache/zeppelin/interpreter/launcher/Kubectl.java
 ##
 @@ -0,0 +1,157 @@
+/*
+ * 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.zeppelin.interpreter.launcher;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.gson.Gson;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import org.apache.commons.exec.*;
+import org.apache.commons.io.IOUtils;
+
+import java.io.*;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Kubectl {
+  private final Logger LOGGER = LoggerFactory.getLogger(Kubectl.class);
+  private final String kubectlCmd;
+  private final Gson gson = new Gson();
+  private String namespace;
+
+  public Kubectl(String kubectlCmd) {
+this.kubectlCmd = kubectlCmd;
+  }
+
+  /**
+   * Override namespace. Otherwise use namespace provided in schema
+   * @param namespace
+   */
+  public void setNamespace(String namespace) {
+this.namespace = namespace;
+  }
+
+  public String getNamespace() {
+return namespace;
+  }
+
+  public String apply(String spec) throws IOException {
+return execAndGet(new String[]{"apply", "-f", "-"}, spec);
 
 Review comment:
   Okay


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[GitHub] ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin on Kubernetes

2019-01-18 Thread GitBox
ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin 
on Kubernetes
URL: https://github.com/apache/zeppelin/pull/3240#discussion_r249025462
 
 

 ##
 File path: 
zeppelin-plugins/launcher/k8s-standard/src/main/java/org/apache/zeppelin/interpreter/launcher/Kubectl.java
 ##
 @@ -0,0 +1,157 @@
+/*
+ * 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.zeppelin.interpreter.launcher;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.gson.Gson;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import org.apache.commons.exec.*;
+import org.apache.commons.io.IOUtils;
+
+import java.io.*;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Kubectl {
+  private final Logger LOGGER = LoggerFactory.getLogger(Kubectl.class);
+  private final String kubectlCmd;
+  private final Gson gson = new Gson();
+  private String namespace;
+
+  public Kubectl(String kubectlCmd) {
+this.kubectlCmd = kubectlCmd;
+  }
+
+  /**
+   * Override namespace. Otherwise use namespace provided in schema
+   * @param namespace
+   */
+  public void setNamespace(String namespace) {
+this.namespace = namespace;
+  }
+
+  public String getNamespace() {
+return namespace;
+  }
+
+  public String apply(String spec) throws IOException {
+return execAndGet(new String[]{"apply", "-f", "-"}, spec);
 
 Review comment:
   Okay... Thanks


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[GitHub] ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin on Kubernetes

2019-01-18 Thread GitBox
ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin 
on Kubernetes
URL: https://github.com/apache/zeppelin/pull/3240#discussion_r249025339
 
 

 ##
 File path: 
zeppelin-plugins/launcher/k8s-standard/src/main/java/org/apache/zeppelin/interpreter/launcher/Kubectl.java
 ##
 @@ -0,0 +1,157 @@
+/*
 
 Review comment:
   Okay. Sure


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[GitHub] ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin on Kubernetes

2019-01-16 Thread GitBox
ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin 
on Kubernetes
URL: https://github.com/apache/zeppelin/pull/3240#discussion_r248567845
 
 

 ##
 File path: 
zeppelin-plugins/launcher/k8s-standard/src/main/java/org/apache/zeppelin/interpreter/launcher/Kubectl.java
 ##
 @@ -0,0 +1,157 @@
+/*
+ * 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.zeppelin.interpreter.launcher;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.gson.Gson;
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import org.apache.commons.exec.*;
+import org.apache.commons.io.IOUtils;
+
+import java.io.*;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Kubectl {
+  private final Logger LOGGER = LoggerFactory.getLogger(Kubectl.class);
+  private final String kubectlCmd;
+  private final Gson gson = new Gson();
+  private String namespace;
+
+  public Kubectl(String kubectlCmd) {
+this.kubectlCmd = kubectlCmd;
+  }
+
+  /**
+   * Override namespace. Otherwise use namespace provided in schema
+   * @param namespace
+   */
+  public void setNamespace(String namespace) {
+this.namespace = namespace;
+  }
+
+  public String getNamespace() {
+return namespace;
+  }
+
+  public String apply(String spec) throws IOException {
+return execAndGet(new String[]{"apply", "-f", "-"}, spec);
 
 Review comment:
   `kubectl apply -f` does not work if there is a `generateName` in the 
interpreter spec yaml. Its better to use `kubectl create -f` if resources are 
being created. Please find the discussion 
[here](https://github.com/kubernetes/kubernetes/issues/44501#issuecomment-294255660).


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[GitHub] ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin on Kubernetes

2019-01-16 Thread GitBox
ajaygk95 commented on a change in pull request #3240: [ZEPPELIN-3840] Zeppelin 
on Kubernetes
URL: https://github.com/apache/zeppelin/pull/3240#discussion_r248565818
 
 

 ##
 File path: 
zeppelin-plugins/launcher/k8s-standard/src/main/java/org/apache/zeppelin/interpreter/launcher/Kubectl.java
 ##
 @@ -0,0 +1,157 @@
+/*
 
 Review comment:
   The Issue with fabric8 library related to kubectl apply or delete of 
resources using a single API is working with 
[#1300](https://github.com/fabric8io/kubernetes-client/pull/1300) which is 
merged to master branch.
   When it is available in the next release of fabric8io/kubernetes-client we 
can integrate the same. Using the above fix from fabric8 the change has been 
validated in the master branch of 
[zep-k8sctl](https://github.com/ajaygk95/zep-k8sctl).
   Can you please let us know if we create new JIRA issues so that we follow up 
or we will follow some different procedure.


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