hadoop/dev-support/bin/dist-tools-hooks-maker

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#!/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.
#
VERSION=${1:-3.0.0-SNAPSHOT}
TARGETDIR=${2:-/tmp/target}
TOOLSDIR=${3:-/tmp/tools}
function getfilename
{
declare module=$1
declare modtype=$2
if [[ ${modtype} = builtin ]]; then
echo "${TARGETDIR}/hadoop-${VERSION}/libexec/tools/${module}.sh"
else
echo "${TARGETDIR}/hadoop-${VERSION}/libexec/shellprofile.d/${module}.sh"
fi
}
function header
{
declare fn=$1
cat >>"${fn}" <<-'TOKEN'
#!/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.
#
#
#
# IMPORTANT: This file is automatically generated by hadoop-dist at
# -Pdist time.
#
#
TOKEN
}
function optional_prologue
{
declare fn=$1
declare module=$2
if [[ -z "${OPTMODS}" ]]; then
OPTMODS=${module}
else
OPTMODS="${OPTMODS},${module}"
fi
{
echo "if hadoop_verify_entry HADOOP_TOOLS_OPTIONS \"${module}\"; then"
echo " hadoop_add_profile \"${module}\""
echo "fi"
echo ""
echo "function _${module}_hadoop_classpath"
echo "{"
} >> "${fn}"
}
function builtin_prologue
{
declare fn=$1
declare module=$2
{
echo ""
echo "function hadoop_classpath_tools_${module}"
echo "{"
} >> "${fn}"
}
function dependencywork
{
declare fn=$1
declare module=$2
declare depfn=$3
declare depline
declare jarname
while read -r depline; do
jarname=$(echo "${depline}" | awk -F: '{print $2"-"$4".jar"}')
if [[ -f "${TARGETDIR}/hadoop-${VERSION}/share/hadoop/tools/lib/${jarname}" ]]; then
{
echo " if [[ -f \"\${HADOOP_TOOLS_HOME}/\${HADOOP_TOOLS_LIB_JARS_DIR}/${jarname}\" ]]; then"
echo " hadoop_add_classpath \"\${HADOOP_TOOLS_HOME}/\${HADOOP_TOOLS_LIB_JARS_DIR}/${jarname}\""
echo " fi"
} >> "${fn}"
elif [[ -f "${TARGETDIR}/hadoop-${VERSION}/share/hadoop/common/${jarname}"
|| -f "${TARGETDIR}/hadoop-${VERSION}/share/hadoop/common/lib/${jarname}" ]]; then
true
else
echo "ERROR: ${module} has missing dependencies: ${jarname}"
fi
done < <(grep compile "${depfn}")
{
echo " hadoop_add_classpath \"\${HADOOP_TOOLS_HOME}/\${HADOOP_TOOLS_LIB_JARS_DIR}/${module}-${VERSION}.jar\""
echo "}"
echo ""
} >> "${fn}"
}
function document_optionals
{
echo "Rewriting ${TARGETDIR}/hadoop-${VERSION}/etc/hadoop/hadoop-env.sh"
sed -e "s^@@@HADOOP_OPTIONAL_TOOLS@@@^${OPTMODS}^" \
"${TARGETDIR}/hadoop-${VERSION}/etc/hadoop/hadoop-env.sh" \
> "${TARGETDIR}/hadoop-${VERSION}/etc/hadoop/hadoop-env.sh.new"
mv "${TARGETDIR}/hadoop-${VERSION}/etc/hadoop/hadoop-env.sh.new" \
"${TARGETDIR}/hadoop-${VERSION}/etc/hadoop/hadoop-env.sh"
}
function process
{
declare fn
declare basefn
declare modtype
declare module
declare newfile
declare newdir
while read -r fn; do
basefn=${fn##*/}
module=$(echo "${basefn}" | cut -f1 -d.)
modtype=$(echo "${basefn}" | cut -f2 -d.)
modtype=${modtype##tools-}
newfile=$(getfilename "${module}" "${modtype}")
newdir=$(dirname "${newfile}")
mkdir -p "${newdir}"
if [[ -f "${newfile}" ]]; then
rm "${newfile}"
fi
touch "${newfile}"
header "${newfile}" "${module}"
"${modtype}_prologue" "${newfile}" "${module}"
dependencywork "${newfile}" "${module}" "${fn}"
chmod a+rx "${newfile}"
done < <(find "${TOOLSDIR}" -name '*.tools-builtin.txt' -o -name '*.tools-optional.txt')
document_optionals
}
process