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[Email protected] bin]$ sh-n restart.sh

[Email protected] bin]$

-N: Do not execute script, just check the syntax, if there is no output correctly, if there is an error, you will be prompted

[Email protected] bin]$ sh-x restart.sh

+ tomcat_home=/opt/apache-tomcat-8.0.14

+ Cd/opt/apache-tomcat-8.0.14/bin

+ + Ps-ef

+ + grep-v grep

+ + Wc-l

+ + grep/opt/apache-tomcat-8.0.14

+ Declare-i Count=1

+ ' [' 1-eq 0 '] '

+ echo ' shutdown ... '

Shutdown ...

+./shutdown.sh

Using catalina_base:/opt/apache-tomcat-8.0.14

Using Catalina_home:/opt/apache-tomcat-8.0.14

Using Catalina_tmpdir:/opt/apache-tomcat-8.0.14/temp

Using Jre_home:/usr/java/jdk1.8.0_25

Using CLASSPATH:/opt/apache-tomcat-8.0.14/bin/bootstrap.jar:/opt/apache-tomcat-8.0.14/bin/tomcat-juli.jar

+ + Ps-ef

+ + grep/opt/apache-tomcat-8.0.14

+ + grep-v grep

+ + Wc-l

+ count=1

+ ' [' 1-ne 0 '] '

+ + Ps-ef

+ + grep/opt/apache-tomcat-8.0.14

+ + grep-v grep

+ + awk ' {print $} '

+ Declare-i pid=14433

+ Kill 14433

+ Echo ' Tomcat is down '

Tomcat is down

+./startup.sh

Using catalina_base:/opt/apache-tomcat-8.0.14

Using Catalina_home:/opt/apache-tomcat-8.0.14

Using Catalina_tmpdir:/opt/apache-tomcat-8.0.14/temp

Using Jre_home:/usr/java/jdk1.8.0_25

Using CLASSPATH:/opt/apache-tomcat-8.0.14/bin/bootstrap.jar:/opt/apache-tomcat-8.0.14/bin/tomcat-juli.jar

Tomcat started.

+ Exit 0

[Email protected] bin]$

-x: Execute and Output script

[Email protected] bin]$ sh-v restart.sh

#!/bin/bash

TOMCAT_HOME=${TOMCAT_HOME:=/OPT/APACHE-TOMCAT-8.0.14}

CD $TOMCAT _home/bin

Declare-i count= ' ps-ef|grep $TOMCAT _home|grep-v "grep" |wc-l '

Ps-ef|grep $TOMCAT _home|grep-v "grep" |wc-l

If [$count-eq 0];then

echo "Tomcat is not started"

Else

echo "Shutdown ..."

./shutdown.sh

Count= ' Ps-ef|grep $TOMCAT _home|grep-v "grep" |wc-l '

If [$count-ne 0];then

Declare-i pid= ' ps-ef|grep $TOMCAT _home|grep-v "grep" |awk ' {print $} '

Kill $pid

Fi

echo "Tomcat is down"

Fi

./startup.sh

Shutdown ...

Using catalina_base:/opt/apache-tomcat-8.0.14

Using Catalina_home:/opt/apache-tomcat-8.0.14

Using Catalina_tmpdir:/opt/apache-tomcat-8.0.14/temp

Using Jre_home:/usr/java/jdk1.8.0_25

Using CLASSPATH:/opt/apache-tomcat-8.0.14/bin/bootstrap.jar:/opt/apache-tomcat-8.0.14/bin/tomcat-juli.jar

Ps-ef|grep $TOMCAT _home|grep-v "grep" |wc-l

Ps-ef|grep $TOMCAT _home|grep-v "grep" |awk ' {print $} '

Tomcat is down

Using catalina_base:/opt/apache-tomcat-8.0.14

Using Catalina_home:/opt/apache-tomcat-8.0.14

Using Catalina_tmpdir:/opt/apache-tomcat-8.0.14/temp

Using Jre_home:/usr/java/jdk1.8.0_25

Using CLASSPATH:/opt/apache-tomcat-8.0.14/bin/bootstrap.jar:/opt/apache-tomcat-8.0.14/bin/tomcat-juli.jar

Tomcat started.

Exit 0

[Email protected] bin]$

-V: Output First, then execute, the red part is the script, this is the Tomcat restart script

This article is from the "All the Way North" blog, please be sure to keep this source http://janan.blog.51cto.com/7466674/1569883

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