first commit

shell/tools/user-add.sh

@@ -0,0 +1,90 @@
+#!/bin/bash
+
+# 检查用户名是否已存在
+check_user()
+{
+	user=$1
+	u=`cat /etc/passwd | awk -F ':' '{print $1}'| grep $user`
+	if [ -n "$u" ];then
+		return 1
+	else
+		return 0
+	fi
+}
+
+# UID
+get_uid()
+{
+	g=`cat /etc/group |grep $1| awk -F ':' '{print $3}'`
+	if [ -z $g ];then
+		echo -e "\033[31;1m$1 not exists\033[0m"
+		exit 1
+	fi
+	max=$[g+500]
+	uids=`cat /etc/passwd | awk -F ':' '{print $3}'`
+	for uid in $uids;do
+		if [ $uid -gt $g -a $uid -lt $max ];then
+			g=$uid
+		fi
+	done
+	echo $[g+1]
+}
+
+## 添加用户
+if [ $# -eq 0 ];then
+	echo -e "\033[31;1mUSGE:$0 [username]\033[0m"
+else
+	# chattr -i
+	chattr -i /etc/passwd
+	chattr -i /etc/group
+
+	while [ $# -gt 0 ];do
+		echo -e "\033[32;1m++++++Group Lists++++++\033[0m"
+		echo -e "\033[32;1m\ta: devgroup\n\tb: ops\n\tc: appgroup\n\td: dbgroup\033[0m"
+		read -p "Choose Group for $1[default devgroup]:" group
+		: ${group:=devgroup}
+		
+		case $group in
+			a|A|devgroup)
+				echo -e "\033[31;1mAdd user for check logs! \033[0m"
+				Gid=1000
+				;;
+			b|B|ops)
+				echo -e "\033[31;1mAdd user for system manager! \033[0m"
+				Gid=10
+                                ;;
+			c|C|appgroup)
+				echo -e "\033[31;1mAdd user for app! \033[0m"
+				Gid=0
+				;;
+			d|D|dbgroup)
+				echo -e "\033[31;1mAdd user for database! \033[0m"
+				Gid=0
+				;;
+			*)
+				echo -e "\033[31;1mNo Support! \033[0m"
+				Gid=0
+				;;
+		esac
+		gid=`cat /etc/group |grep $group| awk -F ':' '{print $3}'`
+		if [[ `check_user $1` -eq 1 ]];then
+			echo -e "\033[31;1m$1 exists already! \033[0m"
+		else
+			u=`get_uid $group`
+			if [ $Gid -gt 0 ];then
+				/usr/sbin/useradd -u $u -g $gid -G $Gid $1			
+			else
+				/usr/sbin/useradd -u $u -g $gid $1
+			fi
+			password=`/usr/bin/openssl rand -base64 8`
+			echo -e "$1 password: \033[033;1m$password\033[0m"
+			echo $password | passwd --stdin $1
+		fi
+		shift
+	done
+	
+	# chattr +i
+	chattr +i /etc/passwd
+	chattr +i /etc/group
+
+fi