GuiPoM
84 lines
2.4 KiB
Bash
84 lines
2.4 KiB
Bash
#!/bin/bash
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# nas-system-update — Check available system updates (apt)
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# Usage: nas-system-update
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# Output: JSON (non-interactive mode) or colored text (terminal mode)
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set -euo pipefail
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if [ -t 1 ]; then INTERACTIVE=true; else INTERACTIVE=false; fi
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# Colors (terminal mode only)
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if $INTERACTIVE; then
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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CYAN='\033[0;36m'
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BOLD='\033[1m'
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RESET='\033[0m'
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else
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RED='' GREEN='' YELLOW='' CYAN='' BOLD='' RESET=''
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fi
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if $INTERACTIVE; then
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echo -e "${BOLD}--- Refreshing package list ---${RESET}"
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fi
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apt-get update -qq 2>/dev/null
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# Parse apt-get --simulate full-upgrade
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# Format:
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# Inst name (available_version ...) → new package
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# Inst name [current_version] (available_version ...) → upgrade
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packages_json=""
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count=0
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while IFS= read -r line; do
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# Extract package name (2nd field)
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name=$(echo "$line" | awk '{print $2}' | tr -d '[:space:]')
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[ -z "$name" ] && continue
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# Current version: first word inside [...] if present, else N/A
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current=$(echo "$line" | grep -oP '(?<=\[)[^\]]+' | awk '{print $1}' | tr -d '[:space:]' || echo "")
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[ -z "$current" ] && current="N/A"
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# Available version: first word inside first (...)
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available=$(echo "$line" | grep -oP '(?<=\()[^ ]+' | head -1 | tr -d '[:space:]')
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[ -z "$available" ] && continue
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if $INTERACTIVE; then
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echo -e " ${CYAN}${name}${RESET} : ${YELLOW}${current}${RESET} → ${GREEN}${available}${RESET}"
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fi
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# Build JSON entry
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entry="{\"name\":\"${name}\",\"current\":\"${current}\",\"available\":\"${available}\"}"
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if [ $count -eq 0 ]; then
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packages_json="${entry}"
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else
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packages_json="${packages_json},${entry}"
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fi
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count=$((count + 1))
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done < <(apt-get --simulate full-upgrade 2>/dev/null | grep "^Inst")
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# Check if reboot is required
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reboot_required=false
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if [ -f /var/run/reboot-required ]; then
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reboot_required=true
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fi
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if $INTERACTIVE; then
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echo ""
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echo -e "${BOLD}--- Summary ---${RESET}"
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if [ $count -eq 0 ]; then
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echo -e "${GREEN}✅ System is up to date.${RESET}"
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else
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echo -e "${YELLOW}📦 ${count} package(s) available for upgrade.${RESET}"
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fi
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if $reboot_required; then
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echo -e "${RED}⚠️ Reboot required.${RESET}"
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fi
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else
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printf '{"count":%d,"reboot_required":%s,"packages":[%s]}\n' \
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"$count" "$reboot_required" "$packages_json"
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fi
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