HADOOP-14602. allow custom release notes/changelog during create-release

Signed-off-by: Chris Douglas <cdouglas@apache.org>

dev-support/bin/create-release

@@ -50,6 +50,7 @@ function hadoop_abs
   declare obj=$1
   declare dir
   declare fn
+  declare ret
 
   if [[ ! -e ${obj} ]]; then
     return 1
@@ -62,7 +63,8 @@ function hadoop_abs
   fi
 
   dir=$(cd -P -- "${dir}" >/dev/null 2>/dev/null && pwd -P)
-  if [[ $? = 0 ]]; then
+  ret=$?
+  if [[ ${ret} = 0 ]]; then
     echo "${dir}${fn}"
     return 0
   fi
@@ -287,6 +289,7 @@ function usage
   echo "--mvncache=[path]       Path to the maven cache to use"
   echo "--native                Also build the native components"
   echo "--rc-label=[label]      Add this label to the builds"
+  echo "--security              Emergency security release"
   echo "--sign                  Use .gnupg dir to sign the artifacts and jars"
   echo "--version=[version]     Use an alternative version string"
 }
@@ -330,6 +333,9 @@ function option_parse
       --rc-label=*)
         RC_LABEL=${i#*=}
       ;;
+      --security)
+        SECURITYRELEASE=true
+      ;;
       --sign)
         SIGN=true
       ;;
@@ -397,6 +403,14 @@ function option_parse
       MVN_ARGS=("-Dmaven.repo.local=${MVNCACHE}")
     fi
   fi
+
+  if [[ "${SECURITYRELEASE}" = true ]]; then
+    if [[ ! -d "${BASEDIR}/hadoop-common-project/hadoop-common/src/site/markdown/release/${HADOOP_VERSION}" ]]; then
+      hadoop_error "ERROR: ${BASEDIR}/hadoop-common-project/hadoop-common/src/site/markdown/release/${HADOOP_VERSION} does not exist."
+      hadoop_error "ERROR: This directory and its contents are required to be manually created for a security release."
+      exit 1
+    fi
+  fi
 }
 
 function dockermode
@@ -523,7 +537,7 @@ function makearelease
   big_console_header "Maven Build and Install"
 
   if [[ "${SIGN}" = true ]]; then
-    signflags=("-Psign" "-Dgpg.useagent=true" -Dgpg.executable="${GPG}")
+    signflags=("-Psign" "-Dgpg.useagent=true" "-Dgpg.executable=${GPG}")
   fi
 
   # Create SRC and BIN tarballs for release,
@@ -534,6 +548,14 @@ function makearelease
       "${signflags[@]}" \
       -DskipTests -Dtar $(hadoop_native_flags)
 
+  if [[ "${SECURITYRELEASE}" = true ]]; then
+    DOCFLAGS="-Pdocs"
+    hadoop_error "WARNING: Skipping automatic changelog and release notes generation due to --security"
+  else
+    DOCFLAGS="-Preleasedocs,docs"
+  fi
+
+
   # Create site for release
   # we need to do install again so that jdiff and
   # a few other things get registered in the maven
@@ -542,7 +564,8 @@ function makearelease
     "${MVN}" "${MVN_ARGS[@]}" install \
       site site:stage \
       -DskipTests \
-      -Pdist,src,releasedocs,docs
+      -Pdist,src \
+      "${DOCFLAGS}"
 
   big_console_header "Staging the release"
 
@@ -586,6 +609,7 @@ function makearelease
 function signartifacts
 {
   declare i
+  declare ret
 
   if [[ "${SIGN}" = false ]]; then
     for i in ${ARTIFACTS_DIR}/*; do
@@ -612,7 +636,8 @@ function signartifacts
     ${GPG} --verify --trustdb "${BASEDIR}/target/testkeysdb" \
       "${ARTIFACTS_DIR}/hadoop-${HADOOP_VERSION}${RC_LABEL}.tar.gz.asc" \
         "${ARTIFACTS_DIR}/hadoop-${HADOOP_VERSION}${RC_LABEL}.tar.gz"
-    if [[ $? != 0 ]]; then
+    ret=$?
+    if [[ ${ret} != 0 ]]; then
       hadoop_error "ERROR: GPG key is not present in ${PUBKEYFILE}."
       hadoop_error "ERROR: This MUST be fixed. Exiting."
       exit 1
@@ -641,6 +666,7 @@ if [[ "${INDOCKER}" = true || "${DOCKERRAN}" = false ]]; then
   startgpgagent
 
   makearelease
+  releaseret=$?
 
   signartifacts
 
@@ -651,7 +677,7 @@ if [[ "${INDOCKER}" = true ]]; then
   exit $?
 fi
 
-if [[ $? == 0 ]]; then
+if [[ ${releaseret} == 0 ]]; then
   echo
   echo "Congratulations, you have successfully built the release"
   echo "artifacts for Apache Hadoop ${HADOOP_VERSION}${RC_LABEL}"