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|
#!/bin/bash
#
# Git post-receive hook to update Patchwork patches after Git pushes
#
# Copyright © 2010 martin f. krafft <madduck@madduck.net>
# Released under the GNU General Public License v2 or later.
set -eu
#TODO: the state map should really live in the repo's git-config
# Use semicolon as separator to allow for state names with spaces
STATE_MAP="refs/heads/master:Accepted;refs/heads/master-next:Master Next;refs/heads/ross/mut:Master Under Test;refs/heads/morty:morty-master;refs/heads/pyro:pyro-master;refs/heads/rocko:rocko-master"
#
# ignore all commits already present in these refs
# e.g.,
# EXCLUDE="refs/heads/upstream refs/heads/other-project"
#
EXCLUDE=""
PWDIR=/usr/local/patchwork/patchwork
if [ -d "$PWDIR" ]; then
if [ ! -w "$PWDIR/post-receive_logs" ]; then
echo "E: Post-receive hook has no write permissions in patchwork path." >&2
exit 1
fi
else
echo "E: Invalid patchwork path in post-receive hook" >&2
exit 1
fi
do_exit=0
trap "do_exit=1" INT
# Create a folder for the post-receive hook logs
ERR_LOG_FILE=$PWDIR/post-receive_logs/post_receive.log
if [ ! -f "$ERR_LOG_FILE" ]; then
mkdir -p "`dirname \"$ERR_LOG_FILE\"`" 2>/dev/null
fi
get_patchwork_hash()
{
local hash
hash="$(git -C $2 show -C $1 | python $PWDIR/parser.py --hash)"
echo $hash
test -n "$hash"
}
get_patch_id()
{
local id
id=$($PWDIR/bin/pwclient info -h $1 2>>$ERR_LOG_FILE \
| sed -rne 's,- id[[:space:]]*: ,,p')
echo $id
test -n "$id"
}
set_patch_state()
{
$PWDIR/bin/pwclient update -s $2 -c $3 $1 2>>$ERR_LOG_FILE
}
get_patch_state()
{
state=$($PWDIR/bin/pwclient info $1 2>>$ERR_LOG_FILE \
| sed -rne 's,- state[[:space:]]*: ,,p')
echo $state
test -n "$state"
}
update_patches()
{
local cnt; cnt=0
local workdir; workdir=$4
local revparse;
local revs;
if [ -z "${EXCLUDE}" ]; then
revparse="rev-parse"
else
revparse="rev-parse --not "${EXCLUDE}""
fi
revs=$(git -C "$workdir" "$revparse" |
git -C "$workdir" rev-list --stdin --no-merges --reverse "${1}".."${2}")
IFS=$'\n'; for rev in $revs; do
if [ X"$do_exit" = X"1" ]; then
echo "$(date) I: exiting..." >> $ERR_LOG_FILE 2>/dev/null
break
fi
hash=$(get_patchwork_hash "$rev" "$workdir") \
|| { echo "$(date) E: failed to hash rev $rev." >> $ERR_LOG_FILE 2>/dev/null; continue; }
id=$(get_patch_id $hash) \
|| { echo "$(date) E: failed to find patch for rev $rev." >> $ERR_LOG_FILE 2>/dev/null; continue; }
state=""
state=$(get_patch_state "$id") \
|| { echo "$(date) E: failed to find current state for patch ID-$id." >> $ERR_LOG_FILE 2>/dev/null; }
if [ "$state" = "Accepted" ]; then
echo "$(date) I: Skipping patch ID-$id because already is in \"Accepted\" state." >> $ERR_LOG_FILE 2>/dev/null; continue;
fi
reason="$(set_patch_state $id $3 $rev)" \
|| { echo "$(date) E: failed to update patch ID-$id${reason:+: $reason}." >> $ERR_LOG_FILE- 2>/dev/null; continue; }
echo "$(date) I: patch ID-$id updated to state \"$3\" using commit $rev." >> $ERR_LOG_FILE 2>/dev/null
cnt=$(($cnt + 1))
done
echo -e "$(date) I: $cnt patch(es) updated to state \"$3\"." >> $ERR_LOG_FILE 2>/dev/null
}
while read oldrev newrev refname workdir; do
found=0
IFS=';'
for i in $STATE_MAP; do
key="${i%:*}"
IFS=' '
if [ "$key" = "$refname" ]; then
echo -e "\n$(date) I: Started patch-update attempt from commit $oldrev to commit $newrev." >> $ERR_LOG_FILE 2>/dev/null
update_patches $oldrev $newrev "${i#*:}" $workdir
found=1
break
fi
done
if [ $found -eq 0 ]; then
echo "$(date) E: STATE_MAP has no mapping for branch $refname" >> $ERR_LOG_FILE 2>/dev/null
fi
done
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