Github user erikerlandson commented on a diff in the pull request:
https://github.com/apache/spark/pull/21279#discussion_r213316408
--- Diff: bin/docker-image-tool.sh ---
@@ -44,15 +44,37 @@ function image_ref {
function build {
local BUILD_ARGS
local IMG_PATH
+ local TMPFOLDER
if [ ! -f "$SPARK_HOME/RELEASE" ]; then
# Set image build arguments accordingly if this is a source repo and
not a distribution archive.
+ local
JARS="${SPARK_HOME}/assembly/target/scala-${SPARK_SCALA_VERSION}/jars"
+ TMPFOLDER=`mktemp -q -d examples.XXXXXX`
+ if [ $? -ne 0 ]; then
+ ehco "Cannot create temp folder, exiting..."
+ exit 1
+ fi
+
+ mkdir -p "${TMPFOLDER}/jars"
--- End diff --
(nit)
`cp -R ${SPARK_HOME}"/examples/target/scala*/jars ${TMPFOLDER}` ?
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