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https://github.com/tw93/Mole.git
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Replace optimize module with pure Bash
This commit is contained in:
Tw93
288
lib/optimize_health.sh
Executable file
288
lib/optimize_health.sh
Executable file
@@ -0,0 +1,288 @@
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#!/bin/bash
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# System Health Check - Pure Bash Implementation
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# Replaces optimize-go
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set -euo pipefail
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# Get memory info in GB
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get_memory_info() {
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local total_bytes used_gb total_gb
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# Total memory
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total_bytes=$(sysctl -n hw.memsize 2>/dev/null || echo "0")
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total_gb=$(awk "BEGIN {printf \"%.2f\", $total_bytes / (1024*1024*1024)}")
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# Used memory from vm_stat
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local vm_output active wired compressed page_size
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vm_output=$(vm_stat 2>/dev/null || echo "")
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page_size=4096
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active=$(echo "$vm_output" | awk '/Pages active:/ {print $NF}' | tr -d '.')
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wired=$(echo "$vm_output" | awk '/Pages wired down:/ {print $NF}' | tr -d '.')
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compressed=$(echo "$vm_output" | awk '/Pages occupied by compressor:/ {print $NF}' | tr -d '.')
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active=${active:-0}
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wired=${wired:-0}
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compressed=${compressed:-0}
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local used_bytes=$(( (active + wired + compressed) * page_size ))
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used_gb=$(awk "BEGIN {printf \"%.2f\", $used_bytes / (1024*1024*1024)}")
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echo "$used_gb $total_gb"
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}
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# Get disk info
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get_disk_info() {
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local home="${HOME:-/}"
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local df_output total_gb used_gb used_percent
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df_output=$(df -k "$home" 2>/dev/null | tail -1)
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local total_kb used_kb
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total_kb=$(echo "$df_output" | awk '{print $2}')
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used_kb=$(echo "$df_output" | awk '{print $3}')
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total_gb=$(awk "BEGIN {printf \"%.2f\", $total_kb / (1024*1024)}")
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used_gb=$(awk "BEGIN {printf \"%.2f\", $used_kb / (1024*1024)}")
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used_percent=$(awk "BEGIN {printf \"%.1f\", ($used_kb / $total_kb) * 100}")
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echo "$used_gb $total_gb $used_percent"
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}
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# Get uptime in days
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get_uptime_days() {
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local boot_output boot_time uptime_days
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boot_output=$(sysctl -n kern.boottime 2>/dev/null || echo "")
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boot_time=$(echo "$boot_output" | sed -n 's/.*sec = \([0-9]*\).*/\1/p')
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if [[ -n "$boot_time" ]]; then
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local now=$(date +%s)
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local uptime_sec=$((now - boot_time))
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uptime_days=$(awk "BEGIN {printf \"%.1f\", $uptime_sec / 86400}")
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else
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uptime_days="0"
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fi
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echo "$uptime_days"
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}
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# Get directory size in KB
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dir_size_kb() {
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local path="$1"
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[[ ! -e "$path" ]] && echo "0" && return
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du -sk "$path" 2>/dev/null | awk '{print $1}' || echo "0"
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}
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# Format size from KB
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format_size_kb() {
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local kb="$1"
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[[ "$kb" -le 0 ]] && echo "0B" && return
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local mb gb
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mb=$(awk "BEGIN {printf \"%.1f\", $kb / 1024}")
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gb=$(awk "BEGIN {printf \"%.2f\", $mb / 1024}")
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if awk "BEGIN {exit !($gb >= 1)}"; then
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echo "${gb}GB"
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elif awk "BEGIN {exit !($mb >= 1)}"; then
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printf "%.0fMB\n" "$mb"
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else
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echo "${kb}KB"
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fi
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}
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# Check startup items count
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check_startup_items() {
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local count=0
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local dirs=(
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"$HOME/Library/LaunchAgents"
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"/Library/LaunchAgents"
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)
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for dir in "${dirs[@]}"; do
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[[ -d "$dir" ]] && count=$((count + $(ls -1 "$dir" 2>/dev/null | wc -l)))
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done
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if [[ $count -gt 5 ]]; then
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local suggested=$((count / 2))
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[[ $suggested -lt 1 ]] && suggested=1
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echo "startup_items|Startup Items|${count} items (suggest disable ${suggested})|false"
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fi
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}
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# Check cache size
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check_cache_refresh() {
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local cache_dir="$HOME/Library/Caches"
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local size_kb=$(dir_size_kb "$cache_dir")
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local desc="Refresh Finder previews, Quick Look, and Safari caches"
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if [[ $size_kb -gt 0 ]]; then
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local size_str=$(format_size_kb "$size_kb")
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desc="Refresh ${size_str} of Finder/Safari caches"
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fi
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echo "cache_refresh|User Cache Refresh|${desc}|true"
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}
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# Check Mail downloads
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check_mail_downloads() {
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local dirs=(
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"$HOME/Library/Mail Downloads"
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"$HOME/Library/Containers/com.apple.mail/Data/Library/Mail Downloads"
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)
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local total_kb=0
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for dir in "${dirs[@]}"; do
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total_kb=$((total_kb + $(dir_size_kb "$dir")))
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done
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if [[ $total_kb -gt 0 ]]; then
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local size_str=$(format_size_kb "$total_kb")
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echo "mail_downloads|Mail Downloads|Recover ${size_str} of Mail attachments|true"
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fi
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}
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# Check saved state
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check_saved_state() {
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local state_dir="$HOME/Library/Saved Application State"
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local size_kb=$(dir_size_kb "$state_dir")
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if [[ $size_kb -gt 0 ]]; then
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local size_str=$(format_size_kb "$size_kb")
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echo "saved_state_cleanup|Saved State|Clear ${size_str} of stale saved states|true"
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fi
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}
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# Check swap files
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check_swap_cleanup() {
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local total_kb=0
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local file
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for file in /private/var/vm/swapfile*; do
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[[ -f "$file" ]] && total_kb=$((total_kb + $(stat -f%z "$file" 2>/dev/null || echo 0) / 1024))
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done
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if [[ $total_kb -gt 0 ]]; then
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local size_str=$(format_size_kb "$total_kb")
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echo "swap_cleanup|Memory & Swap|Purge swap (${size_str}) & inactive memory|false"
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fi
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}
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# Check login items
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check_login_items() {
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local items
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items=$(osascript -e 'tell application "System Events" to get the name of every login item' 2>/dev/null || echo "")
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[[ -z "$items" || "$items" == "missing value" ]] && return
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local count=$(echo "$items" | tr ',' '\n' | grep -v '^[[:space:]]*$' | wc -l | tr -d ' ')
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[[ $count -gt 0 ]] && echo "login_items|Login Items|Review ${count} login items|true"
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}
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# Check local snapshots
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check_local_snapshots() {
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command -v tmutil >/dev/null 2>&1 || return
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local snapshots
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snapshots=$(tmutil listlocalsnapshots / 2>/dev/null || echo "")
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local count
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count=$(echo "$snapshots" | grep -c "com.apple.TimeMachine" 2>/dev/null)
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count=$(echo "$count" | tr -d ' \n')
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count=${count:-0}
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[[ "$count" =~ ^[0-9]+$ ]] && [[ $count -gt 0 ]] && echo "local_snapshots|Local Snapshots|${count} APFS local snapshots detected|true"
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}
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# Check developer cleanup
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check_developer_cleanup() {
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local dirs=(
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"$HOME/Library/Developer/Xcode/DerivedData"
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"$HOME/Library/Developer/Xcode/Archives"
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"$HOME/Library/Developer/Xcode/iOS DeviceSupport"
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"$HOME/Library/Developer/CoreSimulator/Caches"
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)
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local total_kb=0
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for dir in "${dirs[@]}"; do
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total_kb=$((total_kb + $(dir_size_kb "$dir")))
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done
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if [[ $total_kb -gt 0 ]]; then
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local size_str=$(format_size_kb "$total_kb")
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echo "developer_cleanup|Developer Cleanup|Recover ${size_str} of Xcode/simulator data|false"
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fi
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}
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# Generate JSON output
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generate_health_json() {
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# System info
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read -r mem_used mem_total <<< "$(get_memory_info)"
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read -r disk_used disk_total disk_percent <<< "$(get_disk_info)"
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local uptime=$(get_uptime_days)
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# Start JSON
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cat << EOF
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{
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"memory_used_gb": $mem_used,
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"memory_total_gb": $mem_total,
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"disk_used_gb": $disk_used,
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"disk_total_gb": $disk_total,
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"disk_used_percent": $disk_percent,
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"uptime_days": $uptime,
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"optimizations": [
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EOF
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# Collect all optimization items
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local -a items=()
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# Always-on items
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items+=('system_maintenance|System Maintenance|Rebuild system databases & flush caches|true')
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items+=('network_services|Network Services|Reset network services|true')
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items+=('maintenance_scripts|Maintenance Scripts|Run daily/weekly/monthly scripts & rotate logs|true')
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items+=('radio_refresh|Bluetooth & Wi-Fi Refresh|Reset wireless preference caches|true')
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items+=('recent_items|Recent Items|Clear recent apps/documents/servers lists|true')
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items+=('log_cleanup|Diagnostics Cleanup|Purge old diagnostic & crash logs|true')
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items+=('finder_dock_refresh|Finder & Dock Refresh|Clear Finder/Dock caches and restart|true')
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items+=('startup_cache|Startup Cache Rebuild|Rebuild kext caches & prelinked kernel|true')
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# Conditional items
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local item
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item=$(check_startup_items || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_cache_refresh || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_mail_downloads || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_saved_state || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_swap_cleanup || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_login_items || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_local_snapshots || true); [[ -n "$item" ]] && items+=("$item")
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item=$(check_developer_cleanup || true); [[ -n "$item" ]] && items+=("$item")
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# Output items as JSON
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local first=true
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for item in "${items[@]}"; do
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IFS='|' read -r action name desc safe <<< "$item"
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[[ "$first" == "true" ]] && first=false || echo ","
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cat << EOF
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{
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"category": "system",
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"name": "$name",
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"description": "$desc",
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"action": "$action",
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"safe": $safe
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}
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EOF
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done
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# Close JSON
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cat << 'EOF'
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]
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}
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EOF
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}
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# Main execution
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if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
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generate_health_json
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fi
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