From 30e2fb42fd1d204f67c4f2f0aae950755c4149f9 Mon Sep 17 00:00:00 2001
From: MeGuMinEx <46551531+NicoNekoMIAO@users.noreply.github.com>
Date: Mon, 7 Jun 2021 09:53:39 +0800
Subject: [PATCH] =?UTF-8?q?=E7=AE=80=E5=8D=95=E7=9A=84=E6=8D=A2=E6=BA=90sh?=
 =?UTF-8?q?ell=E8=84=9A=E6=9C=AC?=
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仅支持Debian，第一版仅支持更换中科大源。
---
 shell.sh | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 shell.sh

diff --git a/shell.sh b/shell.sh
new file mode 100644
index 0000000..4f5dc9e
--- /dev/null
+++ b/shell.sh
@@ -0,0 +1,35 @@
+#sudo apt-get update
+echo "仅支持Debian 10，9，8，7"
+result=`lsb_release -a`
+
+target="/etc/apt/sources.list"
+echo ======================================
+mv /etc/apt/sources.list /etc/apt/sourcesbackup.list
+echo "原sources.list文件已在/etc/apt路径下备份为sourcesbackup.list"
+echo ======================================
+echo $result
+echo ======================================
+codename=${result##*:}
+#截取result变量获取到的内容，从右向左第一个 ： 开始左边全部删除并存入codename变量
+echo codename
+echo $codename
+echo ======================================
+echo result
+echo ${result##*:}
+echo ======================================
+	echo "写入中"
+	echo ======================================
+	echo "deb http://mirrors.ustc.edu.cn/debian/ "${codename}" main non-free contrib" > $target
+	echo "deb http://mirrors.ustc.edu.cn/debian/ "${codename}"-proposed-updates main non-free contrib" >> $target
+	echo "deb-src http://mirrors.ustc.edu.cn/debian/" ${codename} "main non-free contrib">> $target
+	echo "deb-src http://mirrors.ustc.edu.cn/debian/" ${codename}"-proposed-updates main non-free contrib" >>$target
+	echo "写入完成"
+	echo ======================================
+echo "更新软件源"
+sudo apt-get update
+#更新apt软件源
+echo ======================================
+echo "升级"
+sudo apt-get upgrade
+echo ======================================
+#执行一次升级