98 lines
2.7 KiB
Bash
98 lines
2.7 KiB
Bash
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#!/bin/sh
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CMD="$1"
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PKG_FILE="$2"
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HOT_REPLACE="$3"
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[ -z "$CMD" ] || [ -z "$PKG_FILE" ] || [ -z "$HOT_REPLACE" ] && echo "Missing params!" && exit 1
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TMP_DIR="/tmp/opkg_restore"
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fix_dns() {
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local dns1="1.1.1.1"
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local dns2="1.0.0.1"
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if ! grep -q "$dns1" /etc/resolv.conf; then
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echo " [+] Patching DNS for restore..."
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sed -i "1i nameserver $dns1" /etc/resolv.conf
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sed -i "2i nameserver $dns2" /etc/resolv.conf
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fi
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}
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list_user_packages() {
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awk -f - << 'EOF'
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BEGIN {
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status_file = "/usr/lib/opkg/status"
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cmd="opkg info busybox | grep '^Installed-Time: '"
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if ((cmd | getline line) > 0) {
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FLASH_TIME = substr(line, 17)
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}
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close(cmd)
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while ((getline < status_file) > 0) {
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if ($1 == "Package:") { pkg = $2 }
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if ($1 == "Installed-Time:") {
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installed_time = $2
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if (installed_time > FLASH_TIME) {
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check_cmd = "opkg whatdepends " pkg " | wc -l"
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check_cmd | getline whatdepends
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close(check_cmd)
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if (whatdepends == 3) print pkg
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}
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}
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}
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}
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EOF
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}
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case "$CMD" in
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write)
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mkdir -p "$(dirname "$PKG_FILE")"
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echo "Scanning for user-installed packages..."
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> "$PKG_FILE"
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for pkg in $(list_user_packages); do
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echo "$pkg" >> "$PKG_FILE"
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echo " [+] $pkg"
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done
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echo "Total $(wc -l < "$PKG_FILE") packages saved to $PKG_FILE"
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;;
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restore)
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[ ! -f "$PKG_FILE" ] && echo "File not found!" && exit 1
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[ ! -f /etc/resolv.conf-backup ] && cp /etc/resolv.conf /etc/resolv.conf-backup
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fix_dns
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echo "Updating package lists..."
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opkg update >/dev/null 2>&1
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echo "Phase 1: Removing conflicts ($HOT_REPLACE)..."
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if [ -n "$HOT_REPLACE" ]; then
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REMOVABLE=$(opkg list-installed | grep -E $(echo "$HOT_REPLACE" | tr ' ' '|') | awk '{print $1}')
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for p in $REMOVABLE; do
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opkg remove "$p" --force-depends >/dev/null 2>&1
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done
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fi
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echo "Phase 2: Installing packages from list..."
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for pkg in $(cat "$PKG_FILE"); do
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if opkg list-installed | grep -q "^$pkg "; then
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echo " [s] $pkg is already installed"
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else
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fix_dns
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printf " [+] Installing $pkg... "
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if opkg install "$pkg" >/dev/null 2>&1; then
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echo "OK"
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else
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echo "FAILED"
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fi
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fi
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done
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[ -f /etc/resolv.conf-backup ] && mv /etc/resolv.conf-backup /etc/resolv.conf
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echo "Restore complete. Reboot is recommended."
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;;
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esac
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