shell 3级菜单案例

admin · 发表于 2023-12-7 16:08:19

#!/bin/bash
bold=$(tput bold)
normal=$(tput sgr0)
PS3="please select a num from menu："
# #######################################
# Excluded Modules:
# #######################################
EXCLUDED_MODULES="'OGG-USE_OCI_THREAD','OGG-OCI_META_THREAD'"
# #######################################
# Excluded INSTANCES:
# #######################################
# Here you can mention the instances the script will IGNORE and will NOT run against:
# Use pipe "|" as a separator between each instance name.
# e.g. Excluding: -MGMTDB, ASM instances:
EXL_DB="\-MGMTDB|ASM|APX" #Excluded INSTANCES [Will not get reported offline].
# ##############################
# SCRIPT ENGINE STARTS FROM HERE ............................................
# ##############################
# #########################
# Check if the OS is Linux: [Disaply the RMAN PAUSE/RESUME command if a backup is currently running]
# #########################
case `uname` in
Linux ) export SHOW_OS_COMMAND="";;
*) export SHOW_OS_COMMAND="--";;
esac
# ###########################
# Listing Available Databases:
# ###########################
# Count Instance Numbers:
INS_COUNT=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|wc -l )
# Exit if No DBs are running:
if [ $INS_COUNT -eq 0 ]
then
echo No Database Running !
exit
fi
# If there is ONLY one DB set it as default without prompt for selection:
if [ $INS_COUNT -eq 1 ]
then
export ORACLE_SID=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk '{print $NF}'|sed -e 's/ora_pmon_//g'|grep -v sed|grep -v "s///g" )
# If there is more than one DB ASK the user to select:
elif [ $INS_COUNT -gt 1 ]
then
echo
echo "Select the ORACLE_SID:[Enter the number]"
echo ---------------------
select DB_ID in $( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk '{print $NF}'|sed -e 's/ora_pmon_//g'|grep -v sed|grep -v "s///g" )
do
integ='^[1-9]+$'
if ! [[ ${REPLY} =~ ${integ} ]] || [ ${REPLY} -gt ${INS_COUNT} ]
then
echo
echo "Error: Not a valid number!"
echo
echo "Enter a valid NUMBER from the displayed list !: i.e. Enter a number from [1 to ${INS_COUNT}]"
echo "-----------------------------------------------"
else
export ORACLE_SID=$DB_ID
echo
printf "`echo "Selected Instance: ["` `echo -e "\033[33;5m${DB_ID}\033[0m"` `echo "]"`\n"
sleep 2
echo
break
fi
done
fi
# Exit if the user selected a Non Listed Number:
if [ -z "${ORACLE_SID}" ]
then
echo "You've Entered An INVALID ORACLE_SID"
exit
fi
# #########################
# Getting ORACLE_HOME
# #########################
ORA_USER=`ps -ef|grep ${ORACLE_SID}|grep pmon|grep -v grep|egrep -v ${EXL_DB}|grep -v "\-MGMTDB"|awk '{print $1}'|tail -1`
USR_ORA_HOME=`grep -i "^${ORA_USER}:" /etc/passwd| cut -f6 -d ':'|tail -1`
# SETTING ORATAB:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
export ORATAB
## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
export ORATAB
fi
# ATTEMPT1: Get ORACLE_HOME using pwdx command:
export PGREP=`which pgrep`
export PWDX=`which pwdx`
if [[ -x ${PGREP} ]] && [[ -x ${PWDX} ]]
then
PMON_PID=`pgrep -lf _pmon_${ORACLE_SID}|awk '{print $1}'`
export PMON_PID
ORACLE_HOME=`pwdx ${PMON_PID}|awk '{print $NF}'|sed -e 's/\/dbs//g'`
export ORACLE_HOME
fi
# ATTEMPT2: If ORACLE_HOME not found get it from oratab file:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
## If OS is Linux:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
ORACLE_HOME=`grep -v '^\#' ${ORATAB} | grep -v '^$'| grep -i "^${ORACLE_SID}:" | perl -lpe'$_ = reverse' | cut -f3 | perl -lpe'$_ = reverse' |cut -f2 -d':'`
export ORACLE_HOME
## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
ORACLE_HOME=`grep -v '^\#' ${ORATAB} | grep -v '^$'| grep -i "^${ORACLE_SID}:" | perl -lpe'$_ = reverse' | cut -f3 | perl -lpe'$_ = reverse' |cut -f2 -d':'`
export ORACLE_HOME
fi
fi
# ATTEMPT3: If ORACLE_HOME is in /etc/oratab, use dbhome command:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`dbhome "${ORACLE_SID}"`
export ORACLE_HOME
fi
# ATTEMPT4: If ORACLE_HOME is still not found, search for the environment variable: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`env|grep -i ORACLE_HOME|sed -e 's/ORACLE_HOME=//g'`
export ORACLE_HOME
fi
# ATTEMPT5: If ORACLE_HOME is not found in the environment search user's profile: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`grep -h 'ORACLE_HOME=\/' ${USR_ORA_HOME}/.bash_profile ${USR_ORA_HOME}/.*profile | perl -lpe'$_ = reverse' |cut -f1 -d'=' | perl -lpe'$_ = reverse'|tail -1`
export ORACLE_HOME
fi
# ATTEMPT6: If ORACLE_HOME is still not found, search for orapipe: [Least accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
if [ -x /usr/bin/locate ]
then
ORACLE_HOME=`locate -i orapipe|head -1|sed -e 's/\/bin\/orapipe//g'`
export ORACLE_HOME
fi
fi
# TERMINATE: If all above attempts failed to get ORACLE_HOME location, EXIT the script:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
echo "Please export ORACLE_HOME variable in your .bash_profile file under oracle user home directory in order to get this script to run properly"
echo "e.g."
echo "export ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1"
exit
fi
# Neutralize login.sql file:
# #########################
# Existance of login.sql file under current working directory eliminates many functions during the execution of this script:
if [ -f ./login.sql ]
then
mv ./login.sql ./login.sql_NeutralizedBy${SCRIPT_NAME}
fi
# CSS LOGO函数
function csslogo {
echo -e "\033[31m*************************************************************************************************************************\033[0m"
echo
echo -e " \033[31m ${bold}ORACLE CSS DATABASE TOOLBOX\033[0m "
echo
echo -e "\033[31m b\033[0m: back to aboove menu "
echo -e "\033[31m q\033[0m: exit the program "
echo -e "\033[31m*************************************************************************************************************************\033[0m"
}
# 一级菜单
function menu1() {
clear
csslogo
echo "=== 一级菜单 ==="
echo "1. 数据库运行状况检查"
echo "2. 数据库空间状况检查"
echo "3. 数据库dataguard检查"
echo "4. 数据库运行状况检查"
echo "5. 数据库运行状况检查"
echo "6. 数据库运行状况检查"
echo "================"
read -p $'\e\033[33;5m$请输入选项：\e\033[0m' choice
case $choice in
1)
menu21;;
q)
exit;;
*)
echo "无效的选项！"
sleep 1
menu1;;
esac
}
# 二级菜单
function menu21() {
clear
csslogo
echo "=== 二级菜单 ==="
echo "1. 进入三级菜单31"
echo "================"
read -p $'\e\033[33;5m$请输入选项：\e\033[0m' choice
case $choice in
1)
menu31;;
b)
menu1;;
q)
exit;;
*)
echo "无效的选项！"
sleep 1
menu2;;
esac
}
# 三级菜单
function menu31() {
while true; do
clear
csslogo
echo "=== 三级菜单 ==="
echo "1. 执行命令1"
echo "2. 执行命令2"
echo "================"
read -p $'\e\033[33;5m$请输入选项：\e\033[0m' choice
case $choice in
1) echo "commond1 execute successly"
# 在这里添加你想要执行的命令，例如：
# command
read -p "命令执行完毕，按任意键继续..."
;;
2) echo "commond2 execute successly"
# 在这里添加你想要执行的命令，例如：
# command
read -p "命令执行完毕，按任意键继续..."
;;
b)
menu21;;
q)
exit;;
*)
echo "无效的选项！"
sleep 1;;
esac
done
}
# 主程序入口
menu1

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