From 91c8ed4293f7b2f7281b32751174d0941bb3abd2 Mon Sep 17 00:00:00 2001
From: John Doe <klever1988@protonmail.com>
Date: Mon, 30 Aug 2021 06:53:21 +0800
Subject: [PATCH] autoupdate: prepare to use bash

---
 scripts/autoupdate-bash.sh | 85 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 scripts/autoupdate-bash.sh

diff --git a/scripts/autoupdate-bash.sh b/scripts/autoupdate-bash.sh
new file mode 100644
index 0000000..5d985b7
--- /dev/null
+++ b/scripts/autoupdate-bash.sh
@@ -0,0 +1,85 @@
+#!/bin/bash
+set -e $1
+
+opkg update || true
+function proceed_command () {
+	if ! command -v $1 &> /dev/null; then opkg install --force-overwrite $1; fi
+	if ! command -v $1 &> /dev/null; then echo -e '\e[91m'$1'命令不可用，升级中止！\e[0m' && exit 1; fi
+}
+proceed_command pv
+proceed_command fdisk
+proceed_command sfdisk
+proceed_command losetup
+proceed_command resize2fs
+opkg install coreutils-truncate || true
+wget -P /tmp https://ghproxy.com/https://raw.githubusercontent.com/klever1988/nanopi-openwrt/zstd-bin/truncate
+wget -P /tmp https://ghproxy.com/https://raw.githubusercontent.com/klever1988/nanopi-openwrt/zstd-bin/ddnz
+chmod +x /tmp/truncate /tmp/ddnz
+
+board_id=$(cat /etc/board.json | jsonfilter -e '@["model"].id' | sed 's/friendly.*,nanopi-//;s/xunlong,orangepi-//;s/^r1s-h5$/r1s/;s/^r1$/r1s-h3/;s/^r1-plus$/r1p/')
+mount -t tmpfs -o remount,size=850m tmpfs /tmp
+rm -rf /tmp/upg && mkdir /tmp/upg && cd /tmp/upg
+
+md5sum=`wget https://ghproxy.com/https://github.com/klever1988/nanopi-openwrt/releases/download/$(date +%Y-%m-%d)/$board_id$ver.img.gz -O- | tee >(gzip -dc>$board_id.img) | md5sum | awk '{print $1}'`
+if [ "$md5sum" != "d41d8cd98f00b204e9800998ecf8427e" ]; then
+	wget https://ghproxy.com/https://github.com/klever1988/nanopi-openwrt/releases/download/$(date +%Y-%m-%d)/$board_id$ver.img.gz.md5 -O md5sum.txt
+	echo -e '\e[92m今天固件已下载，准备解压\e[0m'
+else
+	echo -e '\e[91m今天的固件还没更新，尝试下载昨天的固件\e[0m'
+	md5sum=`wget https://ghproxy.com/https://github.com/klever1988/nanopi-openwrt/releases/download/$(date -d "@$(( $(busybox date +%s) - 86400))" +%Y-%m-%d)/$board_id$ver.img.gz -O- | tee >(gzip -dc>$board_id.img) | md5sum | awk '{print $1}'`
+	if [ "$md5sum" != "d41d8cd98f00b204e9800998ecf8427e" ]; then
+		wget https://ghproxy.com/https://github.com/klever1988/nanopi-openwrt/releases/download/$(date -d "@$(( $(busybox date +%s) - 86400))" +%Y-%m-%d)/$board_id$ver.img.gz.md5 -O md5sum.txt
+		echo -e '\e[92m昨天的固件已下载，准备解压\e[0m'
+	else
+		echo -e '\e[91m没找到最新的固件，脚本退出\e[0m'
+		exit 1
+	fi
+fi
+
+md5r=`awk '{print $1}' md5sum.txt`
+if [ $md5r != $md5sum ]; then
+	echo -e '\e[91m固件HASH值匹配失败，脚本退出\e[0m'
+	exit 1
+fi
+
+mv $board_id.img FriendlyWrt.img
+
+bs=`expr $(cat /sys/block/mmcblk0/size) \* 512`
+truncate -s $bs FriendlyWrt.img || ../truncate -s $bs FriendlyWrt.img
+echo ", +" | sfdisk -N 2 FriendlyWrt.img
+
+lodev=$(losetup -f)
+losetup -P $lodev FriendlyWrt.img
+mkdir -p /mnt/img
+mount -t ext4 ${lodev}p2 /mnt/img
+echo -e '\e[92m解压已完成，准备编辑镜像文件，写入备份信息\e[0m'
+sleep 10
+cd /mnt/img
+sysupgrade -b back.tar.gz
+tar zxf back.tar.gz
+if ! grep -q macaddr /etc/config/network; then
+	echo -e '\e[91m注意：由于已知的问题，“网络接口”配置无法继承，重启后需要重新设置WAN拨号和LAN网段信息\e[0m'
+	rm etc/config/network;
+fi
+echo -e '\e[92m备份文件已经写入，移除挂载\e[0m'
+#rm back.tar.gz
+cd /tmp/upg
+umount /mnt/img
+
+sleep 5
+if cat /proc/mounts | grep -q ${lodev}p1; then umount ${lodev}p1; fi
+if cat /proc/mounts | grep -q ${lodev}p2; then umount ${lodev}p2; fi
+e2fsck -yf ${lodev}p2 || true
+resize2fs ${lodev}p2
+
+losetup -d $lodev
+echo -e '\e[92m正在打包...\e[0m'
+echo -e '\e[92m开始写入，请勿中断...\e[0m'
+if [ -f FriendlyWrt.img ]; then
+	echo 1 > /proc/sys/kernel/sysrq
+	echo u > /proc/sysrq-trigger && umount / || true
+	#pv FriendlyWrt.img | dd of=/dev/mmcblk0 conv=fsync
+	../ddnz FriendlyWrt.img /dev/mmcblk0
+	echo -e '\e[92m刷机完毕，正在重启...\e[0m'
+	echo b > /proc/sysrq-trigger
+fi