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fix: prompt before cleaning local snapshots and keep latest

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Tw93
2025-12-31 09:24:59 +08:00
parent 6cf6a995cd
commit 7247ded783
1 changed files with 54 additions and 8 deletions
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62
lib/clean/system.sh
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@@ -263,7 +263,7 @@ clean_time_machine_failed_backups() {
echo -e " ${GREEN}${ICON_SUCCESS}${NC} No incomplete backups found"
fi
}
# Clean local APFS snapshots (older than 24 hours)
# Clean local APFS snapshots (keep the most recent snapshot)
clean_local_snapshots() {
# Check if tmutil is available
if ! command -v tmutil > /dev/null 2>&1; then
@@ -278,9 +278,9 @@ clean_local_snapshots() {
# Parse and clean snapshots
local cleaned_count=0
local total_cleaned_size=0 # Estimation not possible without thin
# Get current time
local current_ts=$(date +%s)
local one_day_ago=$((current_ts - 86400))
local newest_ts=0
local newest_name=""
# Find the most recent snapshot to keep at least one version
while IFS= read -r line; do
# Format: com.apple.TimeMachine.2023-10-25-120000
if [[ "$line" =~ com\.apple\.TimeMachine\.([0-9]{4})-([0-9]{2})-([0-9]{2})-([0-9]{6}) ]]; then
@@ -288,11 +288,57 @@ clean_local_snapshots() {
local snap_ts=$(date -j -f "%Y-%m-%d %H:%M:%S" "$date_str" "+%s" 2> /dev/null || echo "0")
# Skip if parsing failed
[[ "$snap_ts" == "0" ]] && continue
# If snapshot is older than 24 hours
if [[ $snap_ts -lt $one_day_ago ]]; then
if [[ "$snap_ts" -gt "$newest_ts" ]]; then
newest_ts="$snap_ts"
newest_name="${BASH_REMATCH[0]}"
fi
fi
done <<< "$snapshot_list"
[[ -z "$newest_name" ]] && return 0
local deletable_count=0
while IFS= read -r line; do
if [[ "$line" =~ com\.apple\.TimeMachine\.([0-9]{4})-([0-9]{2})-([0-9]{2})-([0-9]{6}) ]]; then
if [[ "${BASH_REMATCH[0]}" != "$newest_name" ]]; then
((deletable_count++))
fi
fi
done <<< "$snapshot_list"
[[ $deletable_count -eq 0 ]] && return 0
if [[ "$DRY_RUN" != "true" ]]; then
if [[ ! -t 0 ]]; then
echo -e " ${YELLOW}!${NC} Local snapshots found, skipping non-interactive mode"
return 0
fi
echo -e " ${YELLOW}!${NC} Time Machine local snapshots found"
echo -e " ${GRAY}macOS can recreate them if needed.${NC}"
echo -e " ${GRAY}The most recent snapshot will be kept.${NC}"
echo -ne " ${PURPLE}${ICON_ARROW}${NC} Remove all local snapshots except the most recent one? ${GREEN}Enter${NC} continue, ${GRAY}Space${NC} skip: "
local choice
choice=$(read_key)
if [[ "$choice" == "ENTER" ]]; then
printf "\r\033[K" # Clear the prompt line
else
echo -e " ${GRAY}Skipped${NC}"
return 0
fi
fi
while IFS= read -r line; do
# Format: com.apple.TimeMachine.2023-10-25-120000
if [[ "$line" =~ com\.apple\.TimeMachine\.([0-9]{4})-([0-9]{2})-([0-9]{2})-([0-9]{6}) ]]; then
local date_str="${BASH_REMATCH[1]}-${BASH_REMATCH[2]}-${BASH_REMATCH[3]} ${BASH_REMATCH[4]:0:2}:${BASH_REMATCH[4]:2:2}:${BASH_REMATCH[4]:4:2}"
local snap_ts=$(date -j -f "%Y-%m-%d %H:%M:%S" "$date_str" "+%s" 2> /dev/null || echo "0")
# Skip if parsing failed
[[ "$snap_ts" == "0" ]] && continue
# Remove all but the most recent snapshot
if [[ "${BASH_REMATCH[0]}" != "$newest_name" ]]; then
local snap_name="${BASH_REMATCH[0]}"
if [[ "$DRY_RUN" == "true" ]]; then
echo -e " ${YELLOW}${ICON_DRY_RUN}${NC} Old local snapshot: $snap_name ${YELLOW}(dry)${NC}"
echo -e " ${YELLOW}${ICON_DRY_RUN}${NC} Local snapshot: $snap_name ${YELLOW}dry-run${NC}"
((cleaned_count++))
note_activity
else
@@ -309,6 +355,6 @@ clean_local_snapshots() {
fi
done <<< "$snapshot_list"
if [[ $cleaned_count -gt 0 && "$DRY_RUN" != "true" ]]; then
log_success "Cleaned $cleaned_count old local snapshots"
log_success "Cleaned $cleaned_count local snapshots, kept latest"
fi
}