From fbdc74eeb9a61ac895ad7d46d4a1e12d93c41a98 Mon Sep 17 00:00:00 2001
From: SEISYUNLie <18739922808@163.com>
Date: Tue, 6 Oct 2026 15:33:29 +0800
Subject: [PATCH] Add files via upload

---
 homework111.sh | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 homework111.sh

diff --git a/homework111.sh b/homework111.sh
new file mode 100644
index 0000000..5c7419f
--- /dev/null
+++ b/homework111.sh
@@ -0,0 +1,24 @@
+
+username="testuser"
+groupname="testgroup"
+
+if getent group $groupname > /dev/null; then
+	echo "组${groupname}已存在,跳过创建"
+else
+	sudo groupadd $groupname
+	echo "${groupname}创建成功"
+fi
+
+if id -u $username > /dev/null 2>&1; then
+	echo "用户${username}已存在,跳过创建"
+else
+	sudo useradd -m -s /bin/bash $username
+	echo "${username}用户创建成功"
+
+	echo "$username:123456"|sudo chpasswd
+	echo "密码已设置为123456"
+fi
+
+sudo usermod -a -G $groupname $username
+
+id $username