Pascal:

Thanks for the detailed explanation,

The procedure I used to launch jsvc

Login in SERVER using root account through SSH.

Go to TOMCAT directory,

Run startTomcat.sh, nothing happened.

Then run command cat startTomcat.sh and copy/paste the command to the console,
hit enter.

Tocmat started after verifying the netstat -nlp | grep jsvc


I setup all the environment variable like inside Catalina.sh
By adding 4 echo in my startTomcat.sh

"
echo "JAVA_HOME: $JAVA_HOME"
echo "CATALINA_HOME: $CATALINA_HOME"
echo "CATALINA_BASE: $CATALINA_BASE"
echo "CATALINA_TMPDIR: $CATALINA_TMPDIR"
./bin/jsvc -jvm server -Xdebug -Xnoagent
-Xrunjdwp:transport=dt_socket,address=8000,suspend=n,server=y
-Djava.endorsed.dirs=./common/endorsed -cp ./bin/bootstrap.jar -outfile
./logs/catalina.out -errfile ./logs/catalina.err
org.apache.catalina.startup.Bootstrap
[EMAIL PROTECTED] tomcat]# ./bin/jsvc -jvm server -Xdebug -Xnoagent
-Xrunjdwp:transport=dt_socket,address=8000,suspend=n,server=y
-Djava.endorsed.dirs=./common/endorsed -cp ./bin/bootstrap.jar -outfile
./logs/catalina.out -errfile ./logs/catalina.err
org.apache.catalina.startup.Bootstrap
"

What is going on here?

Thanks
Pat


-----Original Message-----
From: Pascal Bleser [mailto:[EMAIL PROTECTED] 
Sent: Friday, September 01, 2006 9:09 AM
To: Tomcat Users List
Subject: Re: Why cannot I put JSVC into a shell script to run

Patrick Wang wrote:
> Thanks for the reply, you are correct. The same command line doesnot work when
I
> put into a shell command. I used the command netstat to see if Tomcat has
> started since it listen to the port.

Rather use lsof -i instead of netstat + having to grep the output:

if lsof -i:8080 &>/dev/null; then
  # something is listening on 8080
else
  # nothing is listening on 8080
fi


Another approach is to use netcat in "zero I/O mode" to make a TCP
connect on the port:

if netcat -n -w 1 -z localhost 8080; then
  # something responds to connect on 8080
else
  # nothing responds to connect on 8080
fi

N.B.:
 -n is to avoid host and protocol name lookups
 -w 1 is to set the timeout for the connect to 1 second
 -z is for "zero I/O mode" -- i.e. just connect() and close

> Command from console works, starting shell script not working without an error
> shown up on the console.

Just a wild guess: what about your JAVA_HOME, JRE_HOME and other
environment variables that affect Tomcat ?

Are you starting that shell script from the same environment as when
you do it with the command, directly ?
Same environment means: same user, also from an interactive shell, etc...

If, for example, that shell script is being started by init as root,
you will end up having a totally different environment as when you log
in into an interactive shell.

> Since I am new to the bash shell script, I am not sure how to debug it.

bash -x ./my_script.sh

> I checked the catalina.err, it seems cannot find a file, classpath was not
> setup? But everything in the console works great. Could the environment on the
> console and shell script different?

See above.

Personally, I always setup the full environment (well, at least the
environment variables that affect Tomcat) in bin/setenv.sh
If that file exists, it will automatically be sourced by catalina.sh

That's where you should do your environment settings, especially
JAVA_HOME and JRE_HOME.
Do not rely on the environment as it is setup by an interactive login
(e.g. ~/.profile or ~/.bashrc)

e.g.
---8<-------------------------------
JAVA_HOME=/usr/java/jdk1.5.0
JRE_HOME=$JAVA_HOME
JAVA_OPTS="-Xms128m -Xmx128m"
PATH=$JAVA_HOME/bin:$PATH
export JAVA_HOME JRE_HOME
---8<-------------------------------

cheers
-- 
  -o) Pascal Bleser               ATOS Worldline/Aachen(DE)
  /\\   System Architect              WLP Business Platform
 _\_v "Really, I'm not out to destroy Microsoft.  That will
just be a completely unintentional side effect."-L.Torvalds


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