mirror of
https://github.com/harivansh-afk/nix.git
synced 2026-04-15 10:05:17 +00:00
118 lines
3.8 KiB
Bash
Executable file
118 lines
3.8 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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umask 077
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repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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backup_root="${repo_root}/private-backup"
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timestamp="$(date +%Y%m%d-%H%M%S)"
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backup_dir="${1:-${backup_root}/${timestamp}}"
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mkdir -p "${backup_dir}/archives" "${backup_dir}/manifests"
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snapshot_log="$(tmutil localsnapshot 2>&1 || true)"
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printf '%s\n' "${snapshot_log}" > "${backup_dir}/manifests/apfs-localsnapshot.log"
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tmutil listlocalsnapshots / > "${backup_dir}/manifests/apfs-localsnapshots.txt" 2>&1 || true
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{
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printf 'created_at=%s\n' "$(date -u +%Y-%m-%dT%H:%M:%SZ)"
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printf 'hostname=%s\n' "$(scutil --get HostName 2>/dev/null || hostname)"
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printf 'local_host_name=%s\n' "$(scutil --get LocalHostName 2>/dev/null || true)"
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printf 'computer_name=%s\n' "$(scutil --get ComputerName 2>/dev/null || true)"
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printf 'repo_root=%s\n' "$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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} > "${backup_dir}/manifests/backup-meta.txt"
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sw_vers > "${backup_dir}/manifests/sw_vers.txt"
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uname -a > "${backup_dir}/manifests/uname.txt"
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df -h / /System/Volumes/Data /nix > "${backup_dir}/manifests/disk-usage.txt"
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if command -v brew >/dev/null 2>&1; then
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brew bundle dump --file=- --force --describe > "${backup_dir}/manifests/Brewfile" 2> "${backup_dir}/manifests/brew-bundle.stderr" || true
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brew list --formula --versions > "${backup_dir}/manifests/brew-formulae.txt" 2> "${backup_dir}/manifests/brew-formulae.stderr" || true
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brew list --cask --versions > "${backup_dir}/manifests/brew-casks.txt" 2> "${backup_dir}/manifests/brew-casks.stderr" || true
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brew services list > "${backup_dir}/manifests/brew-services.txt" 2> "${backup_dir}/manifests/brew-services.stderr" || true
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fi
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if command -v nix >/dev/null 2>&1; then
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nix --version > "${backup_dir}/manifests/nix-version.txt" 2>&1 || true
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fi
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git -C "${repo_root}" status --short > "${backup_dir}/manifests/nix-repo-status.txt" 2>&1 || true
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git -C "${repo_root}" rev-parse HEAD > "${backup_dir}/manifests/nix-repo-head.txt" 2>&1 || true
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find /Applications -maxdepth 1 -type d -name "*.app" | sort > "${backup_dir}/manifests/applications-system.txt"
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find "${HOME}/Applications" -maxdepth 1 -type d -name "*.app" | sort > "${backup_dir}/manifests/applications-user.txt" 2>/dev/null || true
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{
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printf '%s\n' "${HOME}/.claude"
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printf '%s\n' "${HOME}/.codex"
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printf '%s\n' "${HOME}/Library/Application Support/Claude"
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printf '%s\n' "${HOME}/Library/Application Support/Code"
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printf '%s\n' "${HOME}/Library/Application Support/Cursor"
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printf '%s\n' "${HOME}/Library/Application Support/Zed"
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} > "${backup_dir}/manifests/excluded-paths.txt"
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home_paths=(
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".config"
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".ssh"
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".gnupg"
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".aws"
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".npmrc"
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".gitconfig"
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".gitignore"
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".zshenv"
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".zprofile"
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".zshrc"
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".zlogin"
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".zlogout"
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".bash_profile"
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".profile"
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".secrets"
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".claude.json"
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".claude.json.backup"
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"dots"
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)
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library_paths=(
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"Library/Preferences"
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"Library/Fonts"
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"Library/Application Support/Codex"
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)
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archive_from_home() {
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local archive_name="$1"
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shift
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local source_root="$1"
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shift
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local -a requested=("$@")
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local -a existing=()
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for path in "${requested[@]}"; do
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if [[ -e "${source_root}/${path}" || -L "${source_root}/${path}" ]]; then
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existing+=("${path}")
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fi
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done
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printf '%s\n' "${existing[@]}" > "${backup_dir}/manifests/${archive_name%.tar.gz}-contents.txt"
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if ((${#existing[@]} == 0)); then
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return
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fi
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COPYFILE_DISABLE=1 tar \
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--exclude ".ssh/agent" \
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--exclude ".ssh/controlmasters" \
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-C "${source_root}" \
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-czf "${backup_dir}/archives/${archive_name}" \
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"${existing[@]}"
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}
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archive_from_home "home-config.tar.gz" "${HOME}" "${home_paths[@]}"
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archive_from_home "library-config.tar.gz" "${HOME}" "${library_paths[@]}"
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(
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cd "${backup_dir}"
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shasum -a 256 archives/*.tar.gz > manifests/archive-checksums.txt
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)
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printf 'Backup written to %s\n' "${backup_dir}"
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