commit f3db8f605bdb9fdf73575b726260e7d4510c759c Author: Anu Engineer Date: Tue Mar 6 15:32:33 2018 -0800 HADOOP-15083. Create base image for running hadoop in docker containers. Contributed by Elek, Marton. diff --git a/.gitignore b/.gitignore new file mode 100644 index 00000000000..bee8a64b79a --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +__pycache__ diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 00000000000..28956097710 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,37 @@ +# 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 openjdk:8-jdk +RUN apt-get update && apt-get install -y jq curl python sudo && apt-get clean +RUN wget -O /usr/local/bin/dumb-init https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64 +RUN chmod +x /usr/local/bin/dumb-init + +ENV JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64/ +ENV PATH $PATH:/opt/hadoop/bin + + + +RUN addgroup --gid 1000 hadoop +RUN adduser --disabled-password --gecos "" --uid 1000 hadoop --gid 100 --home /opt/hadoop +RUN echo "hadoop ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers +RUN chown hadoop /opt +ADD scripts /opt/ + +WORKDIR /opt/hadoop + +VOLUME /data +USER hadoop +ENTRYPOINT ["/usr/local/bin/dumb-init", "--", "/opt/starter.sh"] diff --git a/LICENSE b/LICENSE new file mode 100644 index 00000000000..d6456956733 --- /dev/null +++ b/LICENSE @@ -0,0 +1,202 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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It doesn't use any Hadoop distribution just the scripts to run any Hadoop from source or from a prebuild package. + +## Build + +To create a local version of this image use the following command: + +``` +docker build -t apache/hadoop-runner . +``` + +## Usage + +Do a full build on the HDFS-7240 branch of apache hadoop repositry + +``` +cd dev-support/compose/ozone +docker-compose up -d +``` + diff --git a/build.sh b/build.sh new file mode 100755 index 00000000000..1181708af3c --- /dev/null +++ b/build.sh @@ -0,0 +1,27 @@ +#!/usr/bin/env bash +# 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. + +DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" +set -e +mkdir -p build +if [ ! -d "$DIR/build/apache-rat-0.12" ]; then + wget http://xenia.sote.hu/ftp/mirrors/www.apache.org/creadur/apache-rat-0.12/apache-rat-0.12-bin.tar.gz -O $DIR/build/apache-rat.tar.gz + cd $DIR/build + tar zvxf apache-rat.tar.gz + cd - +fi +java -jar $DIR/build/apache-rat-0.12/apache-rat-0.12.jar $DIR -e public -e apache-rat-0.12 -e .git -e .gitignore +docker build -t apache/hadoop-runner . diff --git a/scripts/.bashrc b/scripts/.bashrc new file mode 100644 index 00000000000..6ffc351c68d --- /dev/null +++ b/scripts/.bashrc @@ -0,0 +1,18 @@ +#!/usr/bin/env bash +# +# 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. +# +PS1="\u@\h: \w> " diff --git a/scripts/envtoconf.py b/scripts/envtoconf.py new file mode 100755 index 00000000000..18f22b4b00b --- /dev/null +++ b/scripts/envtoconf.py @@ -0,0 +1,104 @@ +#!/usr/bin/python +# +# 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. +# + +import os +import re +from shutil import copyfile + +import argparse + +import sys +import transformation + + +class Simple: + def __init__(self, args): + parser = argparse.ArgumentParser() + parser.add_argument("--destination", help="Destination directory", required=True) + self.args = parser.parse_args(args=args) + # copy the default files to file.raw in desitnation directory + + self.known_formats = ['xml', 'properties', 'yaml', 'yml', 'env', "sh", "cfg", 'conf'] + self.output_dir = self.args.destination + + self.configurables = {} + + def destination_file_path(self, name, extension): + return os.path.join(self.output_dir, "{}.{}".format(name, extension)) + + def write_env_var(self, name, extension, key, value): + with open(self.destination_file_path(name, extension) + ".raw", "a") as myfile: + myfile.write("{}: {}\n".format(key, value)) + + def process_envs(self): + for key in os.environ.keys(): + p = re.compile("[_\\.]") + parts = p.split(key) + extension = None + name = parts[0].lower() + if len(parts) > 1: + extension = parts[1].lower() + config_key = key[len(name) + len(extension) + 2:].strip() + if extension and "!" in extension: + splitted = extension.split("!") + extension = splitted[0] + format = splitted[1] + config_key = key[len(name) + len(extension) + len(format) + 3:].strip() + else: + format = extension + + if extension and extension in self.known_formats: + if name not in self.configurables.keys(): + with open(self.destination_file_path(name, extension) + ".raw", "w") as myfile: + myfile.write("") + self.configurables[name] = (extension, format) + self.write_env_var(name, extension, config_key, os.environ[key]) + else: + for configurable_name in self.configurables.keys(): + if key.lower().startswith(configurable_name.lower()): + self.write_env_var(configurable_name, self.configurables[configurable_name], key[len(configurable_name) + 1:], os.environ[key]) + + def transform(self): + for configurable_name in self.configurables.keys(): + name = configurable_name + extension, format = self.configurables[name] + + destination_path = self.destination_file_path(name, extension) + + with open(destination_path + ".raw", "r") as myfile: + content = myfile.read() + transformer_func = getattr(transformation, "to_" + format) + content = transformer_func(content) + with open(destination_path, "w") as myfile: + myfile.write(content) + + def main(self): + + # add the + self.process_envs() + + # copy file.ext.raw to file.ext in the destination directory, and transform to the right format (eg. key: value ===> XML) + self.transform() + + +def main(): + Simple(sys.argv[1:]).main() + + +if __name__ == '__main__': + Simple(sys.argv[1:]).main() diff --git a/scripts/starter.sh b/scripts/starter.sh new file mode 100755 index 00000000000..ca4c8d6fd4a --- /dev/null +++ b/scripts/starter.sh @@ -0,0 +1,69 @@ +#!/usr/bin/env bash +## +# 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. +## +set -e + +#To avoid docker volume permission problems +sudo chmod o+rwx /data + +DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" + +$DIR/envtoconf.py --destination /opt/hadoop/etc/hadoop + +if [ -n "$SLEEP_SECONDS" ]; then + echo "Sleeping for $SLEEP_SECONDS seconds" + sleep $SLEEP_SECONDS +fi + + +if [ -n "$ENSURE_NAMENODE_DIR" ]; then + CLUSTERID_OPTS="" + if [ -n "$ENSURE_NAMENODE_CLUSTERID" ]; then + CLUSTERID_OPTS="-clusterid $ENSURE_NAMENODE_CLUSTERID" + fi + if [ ! -d "$ENSURE_NAMENODE_DIR" ]; then + /opt/hadoop/bin/hdfs namenode -format -force $CLUSTERID_OPTS + fi +fi + + +if [ -n "$ENSURE_STANDBY_NAMENODE_DIR" ]; then + if [ ! -d "$ENSURE_STANDBY_NAMENODE_DIR" ]; then + /opt/hadoop/bin/hdfs namenode -bootstrapStandby + fi +fi + + +if [ -n "$ENSURE_SCM_INITIALIZED" ]; then + if [ ! -f "$ENSURE_SCM_INITIALIZED" ]; then + /opt/hadoop/bin/hdfs scm -init + fi +fi + +if [ -n "$ENSURE_KSM_INITIALIZED" ]; then + if [ ! -f "$ENSURE_KSM_INITIALIZED" ]; then + #To make sure SCM is running in dockerized environment we will sleep + # Could be removed after HDFS-13203 + echo "Waiting 15 seconds for SCM startup" + sleep 15 + /opt/hadoop/bin/hdfs ksm -createObjectStore + fi +fi + + +$@ diff --git a/scripts/transformation.py b/scripts/transformation.py new file mode 100755 index 00000000000..8838eb938b2 --- /dev/null +++ b/scripts/transformation.py @@ -0,0 +1,135 @@ +#!/usr/bin/python +# +# 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. +# +def render_yaml(yaml_root, prefix=""): + result = "" + if isinstance(yaml_root, dict): + if len(prefix)>0: + result +="\n" + for key in yaml_root: + result += "{}{}: {}".format(prefix, key, render_yaml(yaml_root[key], prefix + " ")) + elif isinstance(yaml_root, list): + result += "\n" + for item in yaml_root: + result += prefix + " - " + render_yaml(item, prefix + " ") + else: + result += "{}\n".format(yaml_root) + return result + + +def to_yaml(content): + props = process_properties(content) + + keys = props.keys() + yaml_props = {} + for key in keys: + parts = key.split(".") + node = yaml_props + prev_part = None + parent_node = None + for part in parts[:-1]: + if part.isdigit(): + if isinstance(node, dict): + parent_node[prev_part] = [] + node = parent_node[prev_part] + while len(node) <= int(part): + node.append({}) + parent_node = node + node = node[int(node)] + else: + if part not in node: + node[part] = {} + parent_node = node + node = node[part] + prev_part = part + if parts[-1].isdigit(): + if isinstance(node, dict): + parent_node[prev_part] = [] + node = parent_node[prev_part] + node.append(props[key]) + else: + node[parts[-1]] = props[key] + + return render_yaml(yaml_props) + +def to_yml(content): + return to_yaml(content) + +def to_properties(content): + result = "" + props = process_properties(content) + for key in props.keys(): + result += "{}: {}\n".format(key, props[key]) + return result + + +def to_env(content): + result = "" + props = process_properties(content) + for key in props.keys(): + result += "{}={}\n".format(key, props[key]) + return result + + +def to_sh(content): + result = "" + props = process_properties(content) + for key in props.keys(): + result += "export {}=\"{}\"\n".format(key, props[key]) + return result + + +def to_cfg(content): + result = "" + props = process_properties(content) + for key in props.keys(): + result += "{}={}\n".format(key, props[key]) + return result + + +def to_conf(content): + result = "" + props = process_properties(content) + for key in props.keys(): + result += "export {}={}\n".format(key, props[key]) + return result + + +def to_xml(content): + result = "\n" + props = process_properties(content) + for key in props.keys(): + result += "{0}{1}\n".format(key, props[key]) + result += "" + return result + + +def process_properties(content, sep=': ', comment_char='#'): + """ + Read the file passed as parameter as a properties file. + """ + props = {} + for line in content.split("\n"): + l = line.strip() + if l and not l.startswith(comment_char): + key_value = l.split(sep) + key = key_value[0].strip() + value = sep.join(key_value[1:]).strip().strip('"') + props[key] = value + + return props