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#! /bin/sh
# TODO do_work should retry until success
set -euf
port=${port-1028}
local_painload=/krebs; remote_painload="https://github.com/krebscode/painload"
local_hosts=/tmp/hosts; remote_hosts="git@github.com:krebscode/hosts.git"
main() {
ensure_local_painload
ensure_local_hosts
is_worker && do_work || become_server
}
ensure_local_painload() {
test -d "$local_painload" || git clone "$remote_painload" "$local_painload"
}
ensure_local_hosts() {
test -d "$local_hosts" || git clone "$remote_hosts" "$local_hosts"
}
become_server() {
exec socat "TCP-LISTEN:$port,reuseaddr,fork" "EXEC:$0"
}
is_worker() {
test "${SOCAT_SOCKPORT-}" = "$port"
}
do_work() {
# read request
req_line="$(read line && echo "$line")"
req_hdrs="$(sed -n '/^\r$/q;p')"
set -x
cd "$local_hosts"
git pull >&2
cd "$local_hosts"
find . -name .git -prune -o -type f -exec git rm \{\} \; >/dev/null
cd "$local_painload"
git pull >&2
find "$local_painload/retiolum/hosts" -type f -exec cp \{\} "$local_hosts" \;
cd "$local_hosts"
find . -name .git -prune -o -type f -exec git add \{\} \; >&2
if git status --porcelain | grep -q .; then
git commit -m bump >&2
git push >&2
fi
echo "HTTP/1.1 200 OK"
echo
echo "https://github.com/krebscode/hosts/archive/master.tar.gz"
echo "https://github.com/krebscode/hosts/archive/master.zip"
}
main "$@"
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