257 lines
12 KiB
Bash
257 lines
12 KiB
Bash
# ============================================================================
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# Snapper Snapshot Functions for CachyOS/Arch with limine-snapper-sync
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# ============================================================================
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# Source shared colors (with fallback)
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source "${0:A:h}/../lib/colors.zsh" 2>/dev/null || \
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source "$HOME/.dotfiles/zsh/lib/colors.zsh" 2>/dev/null || {
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typeset -g DF_GREEN=$'\033[0;32m' DF_YELLOW=$'\033[1;33m'
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typeset -g DF_RED=$'\033[0;31m' DF_BLUE=$'\033[0;34m' DF_NC=$'\033[0m'
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}
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# ============================================================================
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# Main Snapshot Function with Limine Validation
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# ============================================================================
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snap-create() {
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local description="$*"
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local snap_config="root"
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local limine_conf="/boot/limine.conf"
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echo -e "\n${DF_BLUE}╔════════════════════════════════════════════════════════════╗${DF_NC}"
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echo -e "${DF_BLUE}║${DF_NC} Snapper Snapshot Creation & Validation ${DF_BLUE}║${DF_NC}"
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echo -e "${DF_BLUE}╚════════════════════════════════════════════════════════════╝${DF_NC}\n"
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if [[ -z "$description" ]]; then
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echo -e "${DF_YELLOW}⚠${DF_NC} No description provided"
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echo -n "Enter snapshot description: "
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read description
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[[ -z "$description" ]] && { echo -e "${DF_RED}✗${DF_NC} Description required. Aborting."; return 1; }
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fi
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[[ ! -f "$limine_conf" ]] && { echo -e "${DF_RED}✗${DF_NC} Limine config not found: $limine_conf"; return 1; }
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echo -e "${DF_BLUE}==>${DF_NC} Checking limine.conf state before snapshot"
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local before_checksum=$(sudo md5sum "$limine_conf" | awk '{print $1}')
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local before_entries=$(sudo grep -cP "^\\s*///\\d+\\s*│" "$limine_conf" || echo "0")
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echo -e "${DF_GREEN}✓${DF_NC} Before: $before_entries snapshot entries"
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echo -e "${DF_GREEN}✓${DF_NC} Before checksum: $before_checksum"
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echo -e "\n${DF_BLUE}==>${DF_NC} Creating snapshot: \"$description\""
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local snapshot_num=$(sudo snapper -c "$snap_config" create --description "$description" --print-number)
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[[ -z "$snapshot_num" ]] && { echo -e "${DF_RED}✗${DF_NC} Failed to create snapshot"; return 1; }
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echo -e "${DF_GREEN}✓${DF_NC} Snapshot created: #$snapshot_num"
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echo -e "\n${DF_BLUE}==>${DF_NC} Triggering limine-snapper-sync service..."
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if sudo systemctl start limine-snapper-sync.service; then
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echo -e "${DF_GREEN}✓${DF_NC} Service triggered successfully"
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else
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echo -e "${DF_YELLOW}⚠${DF_NC} Failed to trigger service (may run automatically)"
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fi
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echo -e "${DF_BLUE}==>${DF_NC} Waiting for limine-snapper-sync to update limine.conf..."
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sleep 2
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echo -e "${DF_BLUE}==>${DF_NC} Validating limine.conf update"
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local after_checksum=$(sudo md5sum "$limine_conf" | awk '{print $1}')
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local after_entries=$(sudo grep -cP "^\\s*///\\d+\\s*│" "$limine_conf" || echo "0")
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local validation_passed=true
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if [[ "$before_checksum" == "$after_checksum" ]]; then
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echo -e "${DF_RED}✗${DF_NC} limine.conf was NOT updated (checksum unchanged)"
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validation_passed=false
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else
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echo -e "${DF_GREEN}✓${DF_NC} limine.conf was updated"
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fi
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if [[ "$after_entries" -le "$before_entries" ]]; then
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echo -e "${DF_RED}✗${DF_NC} No new snapshot entry added to limine.conf"
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validation_passed=false
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else
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local new_entries=$((after_entries - before_entries))
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echo -e "${DF_GREEN}✓${DF_NC} Added $new_entries new snapshot entry/entries"
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fi
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echo -e "\n${DF_BLUE}==>${DF_NC} Searching for snapshot #$snapshot_num in limine.conf"
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if sudo grep -qP "^\\s*///$snapshot_num\\s*│" "$limine_conf"; then
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echo -e "${DF_GREEN}✓${DF_NC} Found snapshot #$snapshot_num in limine.conf"
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echo -e "\n${DF_BLUE}Snapshot entry:${DF_NC}"
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local entry_line=$(sudo grep -nP "^\\s*///$snapshot_num\\s*│" "$limine_conf" | head -n 1 | cut -d: -f1)
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[[ -n "$entry_line" ]] && sudo sed -n "${entry_line}p; $((entry_line+1))p" "$limine_conf" | sed 's/^/ /'
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else
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echo -e "${DF_RED}✗${DF_NC} Snapshot #$snapshot_num NOT found in limine.conf"
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validation_passed=false
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fi
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echo -e "\n${DF_BLUE}╔════════════════════════════════════════════════════════════╗${DF_NC}"
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echo -e "${DF_BLUE}║${DF_NC} Summary ${DF_BLUE}║${DF_NC}"
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echo -e "${DF_BLUE}╚════════════════════════════════════════════════════════════╝${DF_NC}"
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echo -e "Snapshot Number: #$snapshot_num"
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echo -e "Description: \"$description\""
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echo -e "Config: $snap_config"
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echo -e "Before entries: $before_entries"
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echo -e "After entries: $after_entries"
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if [[ "$validation_passed" == true ]]; then
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echo -e "Status: ${DF_GREEN}✓ VALIDATED${DF_NC}"
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echo -e "\n${DF_GREEN}✓${DF_NC} Snapshot created and limine.conf successfully updated!"
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return 0
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else
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echo -e "Status: ${DF_RED}✗ VALIDATION FAILED${DF_NC}"
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echo -e "\n${DF_RED}✗${DF_NC} Snapshot created but limine.conf validation failed!"
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echo -e "${DF_YELLOW}⚠${DF_NC} Check if limine-snapper-sync service is running properly"
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echo -e "${DF_YELLOW}Run:${DF_NC} sudo systemctl status limine-snapper-sync.service"
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return 1
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fi
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}
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# ============================================================================
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# Helper Functions
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# ============================================================================
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snap-list() {
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local count="${1:-10}"
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echo -e "${DF_BLUE}Recent $count snapshots:${DF_NC}\n"
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sudo snapper -c root list | tail -n "$((count + 1))"
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}
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snap-show() {
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[[ -z "$1" ]] && { echo -e "${DF_RED}✗${DF_NC} Usage: snap-show <snapshot_number>"; return 1; }
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echo -e "${DF_BLUE}Snapshot #$1 details:${DF_NC}\n"
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sudo snapper -c root list | grep "^\s*$1\s"
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echo -e "\n${DF_BLUE}In limine.conf:${DF_NC}"
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if sudo grep -qP "^\\s*///$1\\s*│" /boot/limine.conf; then
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local entry_line=$(sudo grep -nP "^\\s*///$1\\s*│" /boot/limine.conf | head -n 1 | cut -d: -f1)
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[[ -n "$entry_line" ]] && sudo sed -n "${entry_line}p; $((entry_line+1))p" /boot/limine.conf
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else
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echo -e "${DF_YELLOW}⚠${DF_NC} Not found in limine.conf"
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fi
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}
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snap-delete() {
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[[ -z "$1" ]] && { echo -e "${DF_RED}✗${DF_NC} Usage: snap-delete <snapshot_number>"; return 1; }
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local snapshot_num="$1"
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local limine_conf="/boot/limine.conf"
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echo -e "${DF_BLUE}==>${DF_NC} Deleting snapshot #$snapshot_num"
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local before_entries=$(sudo grep -cP "^\\s*///\\d+\\s*│" "$limine_conf" || echo "0")
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sudo snapper -c root delete "$snapshot_num"
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if [[ $? -eq 0 ]]; then
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echo -e "${DF_GREEN}✓${DF_NC} Snapshot #$snapshot_num deleted"
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echo -e "${DF_BLUE}==>${DF_NC} Triggering limine-snapper-sync..."
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sudo systemctl start limine-snapper-sync.service
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sleep 2
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local after_entries=$(sudo grep -cP "^\\s*///\\d+\\s*│" "$limine_conf" || echo "0")
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if [[ "$after_entries" -lt "$before_entries" ]]; then
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echo -e "${DF_GREEN}✓${DF_NC} limine.conf updated (removed entry)"
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else
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echo -e "${DF_YELLOW}⚠${DF_NC} limine.conf may not have been updated"
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fi
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if ! sudo grep -qP "^\\s*///$snapshot_num\\s*│" "$limine_conf"; then
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echo -e "${DF_GREEN}✓${DF_NC} Snapshot #$snapshot_num removed from limine.conf"
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else
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echo -e "${DF_RED}✗${DF_NC} Snapshot #$snapshot_num still in limine.conf!"
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fi
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else
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echo -e "${DF_RED}✗${DF_NC} Failed to delete snapshot #$snapshot_num"
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return 1
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fi
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}
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snap-check-limine() {
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local limine_conf="/boot/limine.conf"
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echo -e "${DF_BLUE}╔════════════════════════════════════════════════════════════╗${DF_NC}"
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echo -e "${DF_BLUE}║${DF_NC} Limine Snapshot Entries ${DF_BLUE}║${DF_NC}"
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echo -e "${DF_BLUE}╚════════════════════════════════════════════════════════════╝${DF_NC}\n"
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[[ ! -f "$limine_conf" ]] && { echo -e "${DF_RED}✗${DF_NC} Limine config not found: $limine_conf"; return 1; }
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local latest_snapshot=$(sudo snapper -c root list | tail -n +3 | grep -v "^\s*0\s" | tail -n 1 | awk '{print $1}')
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[[ -z "$latest_snapshot" ]] && { echo -e "${DF_YELLOW}⚠${DF_NC} No snapshots found in snapper"; return 1; }
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echo -e "${DF_BLUE}Latest snapshot:${DF_NC} #$latest_snapshot"
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echo -e "${DF_BLUE}==>${DF_NC} Checking if latest snapshot is in limine.conf"
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if sudo grep -qP "^\\s*///$latest_snapshot\s*│" "$limine_conf"; then
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echo -e "${DF_GREEN}✓${DF_NC} Latest snapshot #$latest_snapshot is present in limine.conf"
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else
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echo -e "${DF_RED}✗${DF_NC} Latest snapshot #$latest_snapshot is NOT in limine.conf"
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fi
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echo -e "\n${DF_BLUE}==>${DF_NC} Counting snapshot entries"
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local entry_count=$(sudo grep -cP "^\\s*///\\d+\\s*│" "$limine_conf" || echo "0")
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echo -e "${DF_BLUE}Total snapshot entries:${DF_NC} $entry_count\n"
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}
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snap-sync() {
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echo -e "${DF_BLUE}==>${DF_NC} Manually triggering limine-snapper-sync..."
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if sudo systemctl start limine-snapper-sync.service; then
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echo -e "${DF_GREEN}✓${DF_NC} Service triggered successfully"
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sleep 2
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echo -e "\n${DF_BLUE}Service status:${DF_NC}"
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sudo systemctl status limine-snapper-sync.service --no-pager -l | tail -n 10
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else
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echo -e "${DF_RED}✗${DF_NC} Failed to trigger service"
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return 1
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fi
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}
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snap-validate-service() {
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echo -e "${DF_BLUE}╔════════════════════════════════════════════════════════════╗${DF_NC}"
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echo -e "${DF_BLUE}║${DF_NC} Limine-Snapper-Sync Service Validation ${DF_BLUE}║${DF_NC}"
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echo -e "${DF_BLUE}╚════════════════════════════════════════════════════════════╝${DF_NC}\n"
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echo -e "${DF_BLUE}==>${DF_NC} Checking service unit"
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if systemctl list-unit-files | grep -q "limine-snapper-sync.service"; then
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echo -e "${DF_GREEN}✓${DF_NC} limine-snapper-sync.service unit exists"
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else
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echo -e "${DF_RED}✗${DF_NC} limine-snapper-sync.service unit NOT found"
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echo -e "\n${DF_YELLOW}Install with:${DF_NC} paru -S limine-snapper-sync"
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return 1
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fi
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echo -e "\n${DF_BLUE}==>${DF_NC} Checking if service is enabled"
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if systemctl is-enabled limine-snapper-sync.service &>/dev/null; then
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echo -e "${DF_GREEN}✓${DF_NC} Service is enabled"
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else
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echo -e "${DF_YELLOW}⚠${DF_NC} Service is NOT enabled"
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echo -e "${DF_YELLOW}Enable with:${DF_NC} sudo systemctl enable limine-snapper-sync.service"
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fi
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echo -e "\n${DF_BLUE}==>${DF_NC} Recent service logs (last 10 lines)"
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echo ""
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sudo journalctl -u limine-snapper-sync.service -n 10 --no-pager | sed 's/^/ /'
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echo -e "\n${DF_GREEN}✓${DF_NC} Validation complete"
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}
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# Quick snapshot aliases
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alias snap='snap-create'
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alias snapls='snap-list'
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alias snaprm='snap-delete'
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alias snapshow='snap-show'
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alias snapcheck='snap-check-limine'
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alias snapsync='snap-sync'
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