From 6708babf990543b92e6d28889e6f9d9d68d5fe22 Mon Sep 17 00:00:00 2001
From: Vancir <vancirprince@gmail.com>
Date: Tue, 9 May 2017 16:20:10 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AE=8C=E6=88=90=E4=BA=86ubuntu=E4=B8=8B?=
 =?UTF-8?q?=E6=A0=B9=E6=8D=AEusers.txt=E6=89=B9=E9=87=8F=E5=88=9B=E5=BB=BA?=
 =?UTF-8?q?=E7=94=A8=E6=88=B7=E5=B9=B6=E5=86=99=E4=BA=86delUsers.sh?=
 =?UTF-8?q?=E6=89=B9=E9=87=8F=E5=88=A0=E9=99=A4=E7=94=A8=E6=88=B7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 assignments/shell/AddUsers/addUsers.sh | 31 ++++++++++++++++++--------
 assignments/shell/AddUsers/delUsers.sh |  6 +++++
 2 files changed, 28 insertions(+), 9 deletions(-)
 mode change 100644 => 100755 assignments/shell/AddUsers/addUsers.sh
 create mode 100755 assignments/shell/AddUsers/delUsers.sh

diff --git a/assignments/shell/AddUsers/addUsers.sh b/assignments/shell/AddUsers/addUsers.sh
old mode 100644
new mode 100755
index 731563e..c875610
--- a/assignments/shell/AddUsers/addUsers.sh
+++ b/assignments/shell/AddUsers/addUsers.sh
@@ -1,9 +1,22 @@
-#
-#
-# useradd
-# chpasswd
-# chown
-# chmod
-# edquota
-#
-
+#!/bin/bash
+# Script to add a user to Linux system
+for userlist in $(more ./users.txt)
+do
+if [ $(id -u) -eq 0 ]; then
+        username="$userlist"
+        password="$2"
+        echo "Creating $username"
+        egrep "^$username" /etc/passwd >/dev/null
+        if [ $? -eq 0 ]; then
+                echo "$username exists!"
+                exit 1
+        else
+                pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
+                useradd -G adm,dialout,cdrom,floppy,sudo,audio,dip,video,plugdev,netdev -m -p $pass $username
+                [ $? -eq 0 ] && echo "User $username has been added to system!" || echo "Failed to add a $username!"
+        fi
+else
+        echo "Only root may add a user to the system"
+        exit 2
+fi
+done
diff --git a/assignments/shell/AddUsers/delUsers.sh b/assignments/shell/AddUsers/delUsers.sh
new file mode 100755
index 0000000..2561f02
--- /dev/null
+++ b/assignments/shell/AddUsers/delUsers.sh
@@ -0,0 +1,6 @@
+#! /bin/bash
+
+for username in $(more ./users.txt)
+do
+sudo userdel -r $username
+done