macOS Time Machine exclusions

Time Machine exclusions.command

#!/usr/bin/env bash
{ set +x; } 2>/dev/null

IFS=$'\n'
set "$@" $(find ~ -name ".*" ! -name ".CFUserTextEncoding" ! -type l -mindepth 1 -maxdepth 1) # dotfiles
set "$@" $(find ~ -name "Google *" -mindepth 1 -maxdepth 1) # Google Drive
set "$@" ~/git # store on github/etc :)
set "$@" ~/node_modules

set "$@" ~/Applications # install apps with brew cask
set "$@" ~/Desktop ~/Downloads ~/Movies ~/Music ~/Pictures

set "$@" ~/Library/Application\ Support ~/Library/Caches ~/Library/Containers ~/Library/Google ~/Library/Internet\ Plug-Ins ~/Library/LaunchAgents ~/Library/Logs ~/Library/Mail ~/Library/Messages ~/Library/Mail ~/Library/Metadata ~/Library/QuickLook ~/Library/Safari ~/Library/Saved\ Application\ State ~/Library/Screen\ Savers ~/Library/Sharing ~/Library/Suggestions

set "$@" $(find /usr/local -type d ! -type l -mindepth 1 -maxdepth 1) # brew, logs, etc
set "$@" /opt # MacPorts
set "$@" /vm  # swapfile
set "$@" /var/db/diagnostics /var/db/folders /var/db/uuidtext /var/db/vm /var/log /var/tmp

set "$@" /Library/Developer # Xcode. xcode-select --install, https://developer.apple.com/download/more/
set "$@" /Library/Java # brew cask install java

set "$@" /Library/Caches /Library/Desktop\ Pictures /Library/Documentation /Library/Modem\ Scripts /Library/Python /Library/Ruby/Gems /Library/Screen\ Savers /Library/Scripts /Library/Services /Library/Spotlight /Library/Updates /Library/User\ Pictures /Library/WebServer /Library/Widgets

languages="$(defaults read .GlobalPreferences AppleLanguages | awk -F'"' '{print $2}' | sed '/^$/d' | awk -F'-' '{print $1}' | grep -v en)"

# /System/Library/Speech/Voices/<name>.SpeechVoice
set "$@" $(
    folders="$(find /System/Library/Speech/Voices -type d -mindepth 1 -maxdepth 1)"
    [[ -n "$folders" ]] && while IFS= read path; do
        /usr/libexec/PlistBuddy -c "Print :VoiceAttributes:VoiceLocaleIdentifier" "$path"/Contents/Info.plist 2> /dev/null | grep -q "$languages" || echo "$path"
    done <<< "$folders"
)

set "$@" /System/Library/Caches

# /System/Library/LinguisticData/<code>/, /System/Library/LinguisticData/RequiredAssets_<code>.bundle/
set "$@" $(
    set -- ! -name "_*" ! -name "*en*"
    [[ -n "$languages" ]] && while IFS= read lang; do
        set -- "$@" ! -name "*$lang*"
    done <<< "$languages"
    find /System/Library/LinguisticData -type d "$@" -mindepth 1 -maxdepth 1
)

n=0
sudo /usr/libexec/PlistBuddy -c "Delete SkipPaths" /Library/Preferences/com.apple.TimeMachine.plist
sudo /usr/libexec/PlistBuddy -c "Add SkipPaths array" /Library/Preferences/com.apple.TimeMachine.plist
while [[ $# != 0 ]]; do
    [[ -n "$1" ]] && [ -e "$1" ] && {
        sudo /usr/libexec/PlistBuddy -c "Add SkipPaths:$n string '$1'" /Library/Preferences/com.apple.TimeMachine.plist || exit
        sudo tmutil addexclusion "$1"
        ((n++))
    }
    shift
done
killall cfprefsd;:

# /usr/libexec/PlistBuddy -c "Add SkipPaths:$n string '<path>'" /Library/Preferences/com.apple.TimeMachine.plist
# defaults read /Library/Preferences/com.apple.TimeMachine.plist SkipPaths

# tmutil addexclusion <path> # not works with /System if SIP enabled
# mdfind "com_apple_backup_excludeItem = 'com.apple.backupd'"
# tmutil isexcluded <path> # check

# default exclusions:
# /System/Library/CoreServices/backupd.bundle/Contents/Resources/StdExclusions.plist

# find big items:
# find <path> -mindepth 1 -maxdepth 1 -exec bash -c 'set -x;du -sh "$0"' {} \;