94 lines
2.7 KiB
Bash
Executable file
94 lines
2.7 KiB
Bash
Executable file
#!/bin/sh
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#
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# Remove old incremtal inc of all jails
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# Usage: rm
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#
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# shellcheck source=./config
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LIBDIR="$(dirname $0)" && . "${LIBDIR}/includes"
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relative_date() {
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format=$(echo $1 | cut -d'.' -f1)
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time_jump=$(echo $1 | cut -d'.' -f2)
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reference_date=$(date "${format}")
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past_date=$(date --date "${reference_date} ${time_jump}" +"%Y-%m-%d")
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echo ${past_date}
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}
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delete_inc_btrfs() {
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jail_name=$1
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inc_name=$2
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inc_path=$(inc_path "${jail_name}" "${inc_name}")
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start=$(current_time)
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if dry_run; then
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echo "[dry-run] delete btrfs subvolume ${inc_path}"
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else
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/bin/btrfs subvolume delete "${inc_path}" | debug
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fi
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end=$(current_time)
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notice "${jail_name} : ${inc_name} inc deleted [${start}/${end}]"
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}
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delete_inc_ext() {
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jail_name=$1
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inc_name=$2
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inc_path=$(inc_path "${jail_name}" "${inc_name}")
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lock_file="${LOCKDIR}/rm-${jail_name}.lock"
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if [ -f "${lock_file}" ]; then
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warning "${jail_name} : skipping ${inc_name}, it is already being deleted."
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else
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(
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mkdir --parents "${LOCKDIR}" && touch "${lock_file}" || error "Failed to acquire lock file '${lock_file}'"
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empty=$(mktemp -d --suffix ".${$}" bkctld.XXXXX)
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# shellcheck disable=SC2064
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trap "rm -f ${lock_file}; rmdir ${empty}" 0
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if dry_run; then
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echo "[dry-run] delete ${inc_path} with rsync from ${empty}"
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else
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rsync --archive --delete "${empty}/" "${inc_path}/"
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fi
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rmdir "${inc_path}/"
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end=$(current_time)
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notice "${jail_name} : ${inc_name} inc deleted [${start}/${end}]"
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)
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fi
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}
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for jail_name in $(jails_list); do
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incs_policy_file=$(jail_incs_policy_file ${jail_name})
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# If not incs policy if found, we don't remove incs
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if [ -n "${incs_policy_file}" ]; then
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incs_policy_keep_file="$(mktemp)"
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# shellcheck disable=SC2064
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trap "rm ${incs_policy_keep_file}" 0
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# loop for each line in jail configuration
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for incs_policy_line in $(cat ${incs_policy_file} | grep "^\+"); do
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# inc date in ISO format
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incs_policy_date=$(relative_date ${incs_policy_line})
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echo ${incs_policy_date} >> "${incs_policy_keep_file}"
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done
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# shellcheck disable=SC2046
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incs_to_delete=$(echo $(incs_list "${jail_name}") | grep -v -f "${incs_policy_keep_file}")
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for inc_name in ${incs_to_delete}; do
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inc_path=$(inc_path "${jail_name}" "${inc_name}")
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if is_btrfs "${inc_path}"; then
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delete_inc_btrfs "${jail_name}" "${inc_name}"
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else
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delete_inc_ext "${jail_name}" "${inc_name}"
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fi
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done
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fi
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done
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