#!/bin/bash

mirror=$1
[ -z "$1" ] && { echo need \"user@host\" or ssh hostalias; exit 1; }
ssh -o PasswordAuthentication=no $mirror echo hello-there | grep hello-there >/dev/null ||
    { echo I cant ssh to $mirror; exit 1; }

cd $HOME
REPO_BASE=`${0%/*}/gl-query-rc REPO_BASE`
cd $REPO_BASE

ssh $mirror cat \$HOME/.gitolite.rc | expand | egrep '^ *\$GL_SLAVE_MODE *= *1; *$' >/dev/null || {
    echo $mirror does not seem to be in slave mode
    exit 1;
}

find . -type d -name "*.git" | cut -c3- | sort | while read r
do
    cd $HOME; cd $REPO_BASE; cd $r
    printf "$r "

    if [ `git rev-parse HEAD` = "HEAD" ]
    then
        echo is empty\; skipping
        continue
    fi

    # this is essentially the same code as in the post-receive hook
    if git push --mirror $mirror:$r
    then
        :
    else
        ssh $mirror mkdir -p $r
        ssh $mirror git init --bare $r
        git push --mirror $mirror:$r ||
            echo "WARNING: mirror push to $mirror failed"
    fi < /dev/null
done