mirror with lock

#!/bin/bash

# gitolite mirror push <slave> <repo>

CMD=$1
SLAVE=$2
REPO=$3

script="$(gitolite query-rc GL_BINDIR)"/commands/mirror

GL_REPO_BASE="$(gitolite query-rc GL_REPO_BASE)"
lockfile="$GL_REPO_BASE/$REPO.git/$SLAVE"

if [ "$CMD" = 'push' ]
then
    [ "${FLOCKER}" != "$SLAVE" ] && exec env FLOCKER="$SLAVE" flock -en "$lockfile" "$0" "$@" || :
fi

$script $@