mirror

#!/bin/bash
set -x
set -e

OTHER="$1"

if ! [ -d "$OTHER" ] ; then
    echo usage: $0 {existing git checkout dir}
    exit 1
else
    pushd "$OTHER" > /dev/null
    OTHER="$(pwd)"
    popd > /dev/null
fi

# Basedir configuration
BASEDIR="$(dirname $0)"
cd "$BASEDIR"
BASEDIR="$(pwd)"
MIRROR="$BASEDIR/mirror.git"

if ! [ -e "$MIRROR" ] ; then
    git init --bare "$MIRROR"
fi

function mirror_repo() {
    URL="$1"
    REPONAME="$2"
    git --git-dir "$MIRROR" config --unset remote.${REPONAME}.uri || true
    git --git-dir "$MIRROR" config remote.${REPONAME}.url "$URL"
    git --git-dir "$MIRROR" config --unset remote.${REPONAME}.fetch || true
    git --git-dir "$MIRROR" config --add remote.${REPONAME}.fetch "+refs/heads/*:refs/heads/${REPONAME}/*"
    git --git-dir "$MIRROR" config --add remote.${REPONAME}.fetch "+refs/tags/*:refs/tags/${REPONAME}/*"
    git --git-dir "$MIRROR" config remote.${REPONAME}.tagopt "--no-tag"
    git --git-dir "$MIRROR" fetch "$REPONAME"
}

for gitdir in $(find "$OTHER" -name .git) ; do
    OTHER_URL="$(git --git-dir "$gitdir" config remote.origin.url)"
    REPONAME="$(basename -s .git "$OTHER_URL")"
    mirror_repo "$gitdir" "$REPONAME"
    mirror_repo "$OTHER_URL" "$REPONAME"
done

mirror_repo "https://github.com/ironsteel/iconv-android.git" "iconv"

git --git-dir "$MIRROR" gc --aggressive