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run the update script from the default branch

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Fixes: https://code.forgejo.org/actions/cascading-pr/issues/9
This commit is contained in:
Earl Warren 2023-10-28 17:40:09 +02:00
parent 39c71c3f40
commit 277569106a
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GPG key ID: 0579CB2928A78A00
6 changed files with 87 additions and 23 deletions
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29
cascading-pr.sh
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@ -26,6 +26,13 @@ function repo_curl() {
DOT=$TMPDIR/$repo forgejo-curl.sh "$@"
}
function default_branch() {
local direction=$1
repo_curl ${options[${direction}_repo]} api_json ${options[${direction}_api]} > $TMPDIR/$direction.json
jq --raw-output .default_branch < $TMPDIR/$direction.json
}
function exists_branch() {
local direction=$1
@ -153,6 +160,11 @@ function pr_merged() {
pr $1 | jq --raw-output .merged
}
function pr_from_fork() {
pr_get $1
pr $1 | jq --raw-output .head.repo.fork
}
function upsert_clone() {
local direction=$1 ref="$2" clone=$3
@ -206,8 +218,21 @@ function update() {
upsert_clone origin "${options[origin_head]}" ${options[origin_clone]}
upsert_clone destination "${options[destination_head]}" ${options[destination_clone]}
(
cd $TMPDIR/origin
${options[update]} $TMPDIR/destination $TMPDIR/destination-pr.json $TMPDIR/origin-pr.json
local update=${options[update]}
if ! [[ "$update" =~ ^/ ]] ; then
local d
if $(pr_from_fork origin); then
local default_branch=$(default_branch origin)
log_info "PR is from a forked repository, using the default branch $default_branch to obtain the update script"
d=$TMPDIR/update
git -C $TMPDIR/origin worktree add $d $default_branch
else
d=$TMPDIR/origin
fi
update=$d/$update
fi
cd $TMPDIR
$update $TMPDIR/destination $TMPDIR/destination-pr.json $TMPDIR/origin $TMPDIR/origin-pr.json
)
push destination ${options[destination_head]} ${options[destination_clone]}
}