Add script for generating release tarball. (#6544)

dev/release-tarball.sh

@@ -0,0 +1,91 @@
+#!/usr/bin/env bash
+
+# Helper script for creating release tarball.
+
+print_usage() {
+    printf "Script for making release source tarball.\n"
+    printf "Usage:\n\trelease-tarball.sh <TAG>\n\n"
+}
+
+print_error() {
+    local msg=$1
+    printf "\u001b[31mError\u001b[0m: $msg\n\n"
+    print_usage
+}
+
+check_input() {
+    local TAG=$1
+    if [ -z $TAG ]; then
+        print_error "Empty tag argument"
+        exit -1
+    fi
+}
+
+check_curdir() {
+    local CUR_ABS=$1
+    printf "Current directory: ${CUR_ABS}\n"
+    local CUR=$(basename $CUR_ABS)
+
+    if [ $CUR == "dev" ]; then
+        cd ..
+        CUR=$(basename $(pwd))
+    fi
+
+    if [ $CUR != "xgboost" ]; then
+        print_error "Must be in project root or xgboost/dev.  Current directory: ${CUR}"
+        exit -1;
+    fi
+}
+
+# Remove all submodules.
+cleanup_git() {
+    local TAG=$1
+    check_input $TAG
+
+    git checkout $TAG || exit -1
+
+    local SUBMODULES=$(grep "path = " ./.gitmodules | cut -f 3 --delimiter=' ' -)
+
+    for module in $SUBMODULES; do
+        rm -rf ${module}/.git
+    done
+
+    rm -rf .git
+}
+
+make_tarball() {
+    local SRCDIR=$1
+    local CUR_ABS=$2
+    tar -czf xgboost.tar.gz xgboost
+
+    printf "Copying ${SRCDIR}/xgboost.tar.gz back to ${CUR_ABS}/xgboost.tar.gz .\n"
+    cp xgboost.tar.gz ${CUR_ABS}/xgboost.tar.gz
+    printf "Writing hash to ${CUR_ABS}/hash .\n"
+    sha256sum -z ${CUR_ABS}/xgboost.tar.gz | cut -f 1 --delimiter=' ' > ${CUR_ABS}/hash
+}
+
+main() {
+    local TAG=$1
+    check_input $TAG
+
+    local CUR_ABS=$(pwd)
+    check_curdir $CUR_ABS
+
+    local TMPDIR=$(mktemp -d)
+    printf "tmpdir: ${TMPDIR}\n"
+
+    git clean -xdf || exit -1
+    cp -R . $TMPDIR/xgboost
+    pushd .
+
+    cd $TMPDIR/xgboost
+    cleanup_git $TAG
+
+    cd ..
+    make_tarball $TMPDIR $CUR_ABS
+
+    popd
+    rm -rf $TMPDIR
+}
+
+main $1

tests/ci_build/ci_build.sh

@@ -214,4 +214,3 @@ ${DOCKER_BINARY} run --rm --pid=host \
     "${CI_DOCKER_EXTRA_PARAMS[@]}" \
     "${DOCKER_IMG_NAME}" \
     "${COMMAND[@]}"
-