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#!/bin/bash
set -eux -o pipefail
SCRIPT_DIR=$(cd $(dirname "$0") && pwd -P)
WPT_ROOT=$SCRIPT_DIR/../..
EPOCHS=(
epochs/three_hourly::3h
epochs/six_hourly::6h
epochs/twelve_hourly::12h
epochs/daily::1d
epochs/weekly::1w
)
function get_epoch_branch_name () {
echo ${1} | awk -F '::' '{print $1}'
}
function get_epoch_timeval () {
echo ${1} | awk -F '::' '{print $2}'
}
main () {
ALL_BRANCHES_NAMES=""
for e in "${EPOCHS[@]}";
do
EPOCH=$(get_epoch_timeval ${e})
EPOCH_BRANCH_NAME=$(get_epoch_branch_name ${e})
EPOCH_SHA=$(./wpt rev-list --epoch ${EPOCH})
if [ "${EPOCH_SHA}" = "" ]; then
echo "ERROR: Empty SHA returned from ./wpt rev-list"
exit 1
fi
git branch "${EPOCH_BRANCH_NAME}" "${EPOCH_SHA}"
# Only set epoch tag if is not already tagged from a previous run.
if ! git tag --points-at "${EPOCH_SHA}" | grep "${EPOCH_BRANCH_NAME}"; then
EPOCH_STAMP="$(date +%Y-%m-%d_%HH)"
git tag "${EPOCH_BRANCH_NAME}/${EPOCH_STAMP}" "${EPOCH_SHA}"
fi
ALL_BRANCHES_NAMES="${ALL_BRANCHES_NAMES} ${EPOCH_BRANCH_NAME}"
done
# This is safe because `git push` will by default fail for a non-fast-forward
# push, for example if the remote branch is ahead of the local branch.
git push --tags ${REMOTE} ${ALL_BRANCHES_NAMES}
}
cd $WPT_ROOT
if [ -z "$GITHUB_TOKEN" ]; then
echo "GITHUB_TOKEN must be set as an environment variable"
exit 1
fi
main