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|
#!/usr/bin/env bash
#==========================================================================
#
# Copyright Insight Software Consortium
#
# Licensed 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.txt
#
# 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.
#
#==========================================================================*/
usage() {
die 'USAGE: SourceTarball.bash [(--tgz|--txz|--zip)...] \
[--verbose] [-v <version>] [<tag>|<commit>]'
}
info() {
echo "$@" 1>&2
}
die() {
echo "$@" 1>&2; exit 1
}
return_pipe_status() {
echo ${PIPESTATUS[@]} |grep -q -v "[1-9]"
}
find_data_objects() {
git ls-tree --full-tree -r "$1" |
egrep '\.(md5)$' |
while read mode type obj path; do
case "$path" in
*.md5) echo MD5/$(git cat-file blob $obj) ;;
*) die "Unknown ExternalData content link: $path" ;;
esac
done | sort | uniq
return_pipe_status
}
validate_MD5() {
md5sum=$(md5sum "$1" | sed 's/ .*//') &&
if test "$md5sum" != "$2"; then
die "Object MD5/$2 is corrupt: $1"
fi
}
download_object() {
algo="$1" ; hash="$2" ; path="$3"
mkdir -p $(dirname "$path") &&
if wget "https://www.itk.org/files/ExternalData/$algo/$hash" -O "$path.tmp$$" 1>&2 || \
wget "https://slicer.kitware.com/midas3/api/rest?method=midas.bitstream.download&checksum=${hash}&algorithm=${algo}" -O "$path.tmp$$" 1>&2; then
mv "$path.tmp$$" "$path"
else
rm -f "$path.tmp$$"
false
fi
}
index_data_objects() {
# Input lines have format <algo>/<hash>
while IFS=/ read algo hash; do
# Final path in source tarball
path=".ExternalData/$algo/$hash"
# Find the object file on disk
if test -f "$path"; then
file="$path" # available in place
elif test -f ~/"$path" ; then
file=~/"$path" # available in home dir
else
download_object "$algo" "$hash" "$path" &&
file="$path"
fi &&
validate_$algo "$file" "$hash" &&
obj=$(git hash-object -t blob -w "$file") &&
echo "100644 blob $obj $path" ||
return
done |
git update-index --index-info
return_pipe_status
}
load_data_objects() {
find_data_objects "$@" |
index_data_objects
return_pipe_status
}
load_data_files() {
git ls-tree -r "$1" -- '.ExternalData' |
git update-index --index-info
return_pipe_status
}
git_archive_tgz() {
out="$2.tar.gz" && tmp="$out.tmp$$" &&
if test -n "$3"; then prefix="$3"; else prefix="$2"; fi &&
git -c core.autocrlf=false archive $verbose --format=tar --prefix=$prefix/ $1 |
gzip -9 > "$tmp" &&
mv "$tmp" "$out" &&
info "Wrote $out"
}
git_archive_txz() {
out="$2.tar.xz" && tmp="$out.tmp$$" &&
if test -n "$3"; then prefix="$3"; else prefix="$2"; fi &&
git -c core.autocrlf=false archive $verbose --format=tar --prefix=$prefix/ $1 |
xz -9 > "$tmp" &&
mv "$tmp" "$out" &&
info "Wrote $out"
}
git_archive_zip() {
out="$2.zip" && tmp="$out.tmp$$" &&
if test -n "$3"; then prefix="$3"; else prefix="$2"; fi &&
git -c core.autocrlf=true archive $verbose --format=zip --prefix=$prefix/ $1 > "$tmp" &&
mv "$tmp" "$out" &&
info "Wrote $out"
}
#-----------------------------------------------------------------------------
formats=
commit=
version=
verbose=
# Parse command line options.
while test $# != 0; do
case "$1" in
--tgz) formats="$formats tgz" ;;
--txz) formats="$formats txz" ;;
--zip) formats="$formats zip" ;;
--verbose) verbose=-v ;;
--) shift; break ;;
-v) shift; version="$1" ;;
-*) usage ;;
*) test -z "$commit" && commit="$1" || usage ;;
esac
shift
done
test $# = 0 || usage
test -n "$commit" || commit=HEAD
test -n "$formats" || formats=tgz
if ! git rev-parse --verify -q "$commit" >/dev/null ; then
die "'$commit' is not a valid commit"
fi
if test -z "$version"; then
desc=$(git describe $commit) &&
if test "${desc:0:1}" != "v"; then
die "'git describe $commit' is '$desc'; use -v <version>"
fi &&
version=${desc#v} &&
echo "$commit is version $version"
fi
# Create temporary git index to construct source tree
export GIT_INDEX_FILE="$(pwd)/tmp-$$-index" &&
trap "rm -f '$GIT_INDEX_FILE'" EXIT &&
result=0 &&
info "Loading source tree from $commit..." &&
rm -f "$GIT_INDEX_FILE" &&
git read-tree -m -i $commit &&
git rm -rf -q --cached '.ExternalData' &&
tree=$(git write-tree) &&
info "Generating source archive(s)..." &&
for fmt in $formats; do
git_archive_$fmt $tree "InsightToolkit-$version" || result=1
done &&
info "Loading data for $commit..." &&
rm -f "$GIT_INDEX_FILE" &&
load_data_objects $commit &&
load_data_files $commit &&
tree=$(git write-tree) &&
info "Generating data archive(s)..." &&
for fmt in $formats; do
git_archive_$fmt $tree "InsightData-$version" "InsightToolkit-$version" || result=1
done &&
exit $result
|
