96 lines
2.9 KiB
Bash
96 lines
2.9 KiB
Bash
# shellcheck shell=bash
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about-plugin 'OS X Time Machine functions'
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if [[ "${OSTYPE}" != 'darwin'* ]]; then
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_log_warning "This plugin only works with Mac OS X"
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return 1
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fi
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function time-machine-destination() {
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group "osx-timemachine"
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about "Shows the OS X Time Machine destination/mount point"
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tmutil destinationinfo | grep "Mount Point" | sed -e 's/Mount Point : \(.*\)/\1/g'
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}
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function time-machine-list-machines() {
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group "osx-timemachine"
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about "Lists the OS X Time Machine machines on the backup volume"
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local tmdest
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tmdest="$(time-machine-destination)/Backups.backupdb"
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find "$tmdest" -maxdepth 1 -mindepth 1 -type d | grep -v "/\." | while read -r line; do
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echo "${line##*/}"
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done
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}
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function time-machine-list-all-backups() {
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group "osx-timemachine"
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about "Shows all of the backups for the specified machine"
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param "1: Machine name (optional)"
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example "time-machine-list-all-backups my-laptop"
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# Use the local hostname if none provided
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local COMPUTERNAME BACKUP_LOCATION
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COMPUTERNAME=${1:-$(scutil --get ComputerName)}
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BACKUP_LOCATION="$(time-machine-destination)/Backups.backupdb/$COMPUTERNAME"
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find "$BACKUP_LOCATION" -maxdepth 1 -mindepth 1 -type d | while read -r line; do
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echo "$line"
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done
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}
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function time-machine-list-old-backups() {
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group "osx-timemachine"
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about "Shows all of the backups for the specified machine, except for the most recent backup"
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param "1: Machine name (optional)"
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example "time-machine-list-old-backups my-laptop"
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# Use the local hostname if none provided
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local COMPUTERNAME BACKUP_LOCATION
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COMPUTERNAME=${1:-$(scutil --get ComputerName)}
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BACKUP_LOCATION="$(time-machine-destination)/Backups.backupdb/$COMPUTERNAME"
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# List all but the most recent one
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find "$BACKUP_LOCATION" -maxdepth 1 -mindepth 1 -type d -name 2\* | sed \$d | while read -r line; do
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echo "$line"
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done
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}
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# Taken from here: http://stackoverflow.com/a/30547074/1228454
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function _tm_startsudo() {
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local -x SUDO_COMMAND="plugin/osx-timemachine: keep 'sudo' token alive during long-run 'tmutil' commands"
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sudo "-${SUDO_ASKPASS:+A}v" # validate without running a command, using `ssh-askpass` if available.
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(while sudo "-${SUDO_ASKPASS:+A}v"; do
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sleep 50
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done) &
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SUDO_PID="$!"
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trap _tm_stopsudo SIGINT SIGTERM
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}
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function _tm_stopsudo() {
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kill "$SUDO_PID"
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trap - SIGINT SIGTERM
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sudo -k
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}
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function time-machine-delete-old-backups() {
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group "osx-timemachine"
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about "Deletes all of the backups for the specified machine, with the exception of the most recent one"
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param "1: Machine name (optional)"
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example "time-machine-delete-old-backups my-laptop"
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# Use the local hostname if none provided
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local COMPUTERNAME=${1:-$(scutil --get ComputerName)} _old_backup
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# Ask for sudo credentials only once
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_tm_startsudo
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while read -r _old_backup; do
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# Delete the backup
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sudo tmutil delete "$_old_backup"
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done <<< "$(time-machine-list-old-backups "$COMPUTERNAME")"
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_tm_stopsudo
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}
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