svr/install/tree_cpy.sh

#!/usr/bin/bash

USR_DIR=${1:-"no_dir"}
[[ $USR_DIR == "no_dir" ]] && \
	echo "usage $0 usr_dir" && \
	exit 1
USR_DIR=$(realpath $USR_DIR)

#!/usr/bin/env bash
set -euo pipefail

src="${1:-/svr/usr}"
dst="${2:-/}"

src="$(readlink -f "$src")"

find "$src" -type f | while IFS= read -r f; do
    rel="${f#$src/}"
    target="$dst/$rel"

    # ensure parent dir exists (but never replace dirs)
    mkdir -p "$(dirname "$target")"

    # if target exists and is a directory → skip
    if [ -d "$target" ]; then
        continue
    fi

    # replace file or create new symlink
    ln -sf "$f" "$target"
done

useradd svr
chown -R root:svr /svr