edk2/update-tarball.sh

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#!/bin/bash
user="tianocore"
repo="edk2"
branch="master"
uri="https://github.com/${user}/${repo}"
api="${uri/github.com/api.github.com/repos}"
tar="${uri/github.com/codeload.github.com}/legacy.tar.gz"
if test $# -ge 1; then
hash=$1
short=$1
else
hash=$(curl -s "${api}/git/refs/heads/${branch}" | grep '"sha"' | cut -d'"' -f4)
if test "$hash" = ""; then
echo "# failed to fetch $branch hash"
exit 1
fi
short=$(echo $hash | sed -e 's/^\(.......\).*/\1/')
fi
if test $# = 2; then
date=$2
else
date=$(curl -s "${api}/git/commits/$hash" | awk '
/"committer"/ { c=1 }
/"date"/ { if (c) { print } }
' | cut -d'"' -f4)
date="${date%T*}"
date="${date//-/}"
fi
name="${repo}-${date}-${short}.tar.xz"
if test -f "$name"; then
echo "# exists: $name"
exit 1
fi
echo
echo "# specfile update: version $date, release $short"
sed -i.old \
-e "s/\(%global edk2_date[ \t]\+\)\(.*\)/\1$date/" \
-e "s/\(%global edk2_githash[ \t]\+\)\(.*\)/\1$short/" \
edk2.spec
diff -u edk2.spec.old edk2.spec
echo
echo "# cleanup ..."
rm -vf ${repo}-*.tar*
echo "# fetching $name ..."
curl "$tar/$hash" | zcat | xz -9e > "$name"
exit 0