rad-alternate

rad-alternate.sh

#! /bin/sh
set -eu

REMOTE="rad"
ALTERNATES="$(git rev-parse --absolute-git-dir)/objects/info/alternates"
URI=$(git remote get-url "$REMOTE")

if [ "${URI:0:6}" != "rad://" ]
then
    echo "URL for remote '$REMOTE' does not have expected prefix 'rad://'. Aborting."
    exit 1
fi

ID="${URI:6}"
DIR="${RAD_HOME:-$HOME/.radicle}/storage/${ID}/objects"

if [ ! -d "$DIR" ]
then
    echo 'Directory '$DIR' is expected to exist, but does not. Aborting.'
    exit 2
fi

if [ -f "$ALTERNATES" ]
then
    if ! diff -U3 --color=always --label expected <(echo "$DIR") --label actual "$ALTERNATES"
    then
        echo -e "\n${ALTERNATES} exists and has unexpected contents. Aborting."
        exit 3
    fi
else
    echo "$DIR" > "$ALTERNATES"
fi

git count-objects -v | grep alternate