HIVE-29579: Add K8s Operator (apache#6452)

Author: ayushtkn

packaging/pom.xml

@@ -27,6 +27,9 @@
     <hive.path.to.root>..</hive.path.to.root>
     <hive.jdbc.driver.jar>apache-hive-${project.version}-jdbc.jar</hive.jdbc.driver.jar>
   </properties>
+  <modules>
+    <module>src/kubernetes</module>
+  </modules>
   <profiles>
     <profile>
       <id>dist</id>
@@ -272,6 +275,10 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+      <id>kubernetes</id>
+      <!-- Builds the operator Docker image; the module itself is compiled unconditionally -->
+    </profile>
   </profiles>
   <dependencies>
     <!-- dependencies are always listed in sorted order by groupId, artifactId -->

packaging/src/docker/entrypoint.sh

@@ -153,7 +153,7 @@ function run_tezam {
     exit 1
   fi
   # service_plugins_descriptor.json references org.apache.hadoop.hive.llap.tezplugins.* (hive-llap-tez, etc.)
-  tezam_cp="${HADOOP_CONF_DIR}:${TEZ_CONF_DIR}:${TEZ_SNAPSHOT_HOME}/*:${TEZ_HOME}/*:${TEZ_HOME}/lib/*:${HIVE_HOME}/lib/*:${HADOOP_HOME}/share/hadoop/common/*:${HADOOP_HOME}/share/hadoop/common/lib/*:${HADOOP_HOME}/share/hadoop/yarn/*:${HADOOP_HOME}/share/hadoop/yarn/lib/*:${HADOOP_HOME}/share/hadoop/hdfs/*:${HADOOP_HOME}/share/hadoop/hdfs/lib/*:${HADOOP_HOME}/share/hadoop/mapreduce/*:${HADOOP_HOME}/share/hadoop/mapreduce/lib/*:${HADOOP_CLASSPATH:-}"
+  tezam_cp="${HADOOP_CONF_DIR}:${TEZ_CONF_DIR}:${TEZ_SNAPSHOT_HOME}/*:${TEZ_HOME}/*:${TEZ_HOME}/lib/*:${HIVE_HOME}/lib/*:$("${HADOOP_HOME}/bin/hadoop" classpath)"
 
   local java_bin
   local tezam_java_opts

packaging/src/docker/start-hive.sh

@@ -44,6 +44,7 @@ for arg in "$@"; do
       export S3_ENDPOINT_URL="http://s3.ozone:9878"
       export AWS_ACCESS_KEY_ID="ozone"
       export AWS_SECRET_ACCESS_KEY="secret"
+      export HADOOP_OPTIONAL_TOOLS="hadoop-aws"
       ;;
     *)
       echo "Unknown option: $arg"

packaging/src/kubernetes/Dockerfile

@@ -0,0 +1,26 @@
+# 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.
+
+FROM eclipse-temurin:21-jre-ubi9-minimal
+
+ARG OPERATOR_JAR=target/hive-kubernetes-operator-*-shaded.jar
+
+WORKDIR /opt/hive-operator
+
+COPY ${OPERATOR_JAR} operator.jar
+
+USER 1000:1000
+
+ENTRYPOINT ["java", "-jar", "operator.jar"]