Add/Remove/Start/Stop services on CentOS

[Bryan O'Neal]

You could have also just done chkconfig ftp off

On Thu, Jun 24, 2010 at 8:20 PM, keith smith <klsmith2020 at yahoo.com> wrote:

>
> I think I understand run levels. Why then was FTP started under
> /etc/xinetd.d/ and to keep it from running I had the remove the startup
> script from /etc/xinetd.d/ ?
>
> Wouldn't that make any service launched by /etc/xinetd.d/ as standalone?
>
> So if I wanted I could start FTP by associating it with a run level.  What
> is the difference.  In other words why would it make a difference?
>
>
>
> ------------------------
> Keith Smith
>
> --- On *Thu, 6/24/10, Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com>
> * wrote:
>
>
> From: Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com>
> Subject: Re: Add/Remove/Start/Stop services on CentOS
> To: "Main PLUG discussion list" <plug-discuss at lists.plug.phoenix.az.us>
> Date: Thursday, June 24, 2010, 8:01 PM
>
>
> Run levels indicate how the service should auto start. If you want it to
> always listen no mater how you boot the machine (into which run level) the
> you add it to all run levels. If you want to think of it like this lower run
> levels are like safe mode in windows.
>
> On Thu, Jun 24, 2010 at 7:59 PM, keith smith <klsmith2020 at yahoo.com<http://mc/compose?to=klsmith2020@yahoo.com>
> > wrote:
>
>>
>> I thought there was two way to launch a service or process. 1) init.d
>> associated with a run level or 2) s service that is always listening.
>>
>> If I am wrong please point that out to me.
>>
>> Thanks!
>>
>>
>> ------------------------
>> Keith Smith
>>
>> --- On *Thu, 6/24/10, Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com
>> >* wrote:
>>
>>
>> From: Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com>
>> Subject: Re: Add/Remove/Start/Stop services on CentOS
>> To: "Main PLUG discussion list" <plug-discuss at lists.plug.phoenix.az.us<http://mc/compose?to=plug-discuss@lists.plug.phoenix.az.us>
>> >
>> Date: Thursday, June 24, 2010, 7:27 PM
>>
>>
>> I am afraid I don't understand?
>> Do you mean you have a service script but you want to be able to use the
>> service command?
>>
>> On Thu, Jun 24, 2010 at 7:16 PM, keith smith <klsmith2020 at yahoo.com<http://mc/compose?to=klsmith2020@yahoo.com>
>> > wrote:
>>
>>>
>>> If I use chkconfig to register a service then that service is associated
>>> with a run level.  What if I do not want the service to be associated with a
>>> run level, but to be stand alone?
>>>
>>> ------------------------
>>> Keith Smith
>>>
>>> --- On *Thu, 6/24/10, Bryan O'Neal
>>> <Bryan.ONeal at TheONealAndAssociates.com>* wrote:
>>>
>>>
>>> From: Bryan O'Neal <Bryan.ONeal at TheONealAndAssociates.com>
>>> Subject: Re: Add/Remove/Start/Stop services on CentOS
>>> To: "Main PLUG discussion list" <plug-discuss at lists.plug.phoenix.az.us<http://mc/compose?to=plug-discuss@lists.plug.phoenix.az.us>
>>> >
>>> Date: Thursday, June 24, 2010, 6:53 PM
>>>
>>>
>>> use chkconfig to register /etc/init.d as services
>>> chkconfig --list
>>> chkconfig --level [run levels] [service] [on/off]
>>> ie. chkconfig --level 345 httpd on
>>>
>>>
>>>
>>> On Thu, Jun 24, 2010 at 6:45 PM, keith smith <klsmith2020 at yahoo.com<http://mc/compose?to=klsmith2020@yahoo.com>
>>> > wrote:
>>>
>>>>
>>>>
>>>> More questions so I can make sure I understand what I did and why.
>>>> Thank you for your help!
>>>>
>>>>
>>>>  All services are standalone processes, that are started via start up
>>>> code found in /etc/xinetd.d/
>>>>
>>>>
>>>>  To add a standalone process put it's start up code in /etc/xinetd.d/
>>>>
>>>>
>>>>  To remove a process from running at start-up or to stop it all
>>>> together remove it's start-up code from /etc/xinetd.d/
>>>>
>>>>
>>>>  Then restart xinetd : /etc/init.d/xinetd restart (if installed)
>>>>
>>>>
>>>> Other commands
>>>>
>>>> - - - - - - - - - - - - - - - - - - - - - -
>>>>
>>>> Stop xinetd: /etc/init.d/xinetd stop (if installed)
>>>>
>>>> Start xinetd /etc/init.d/xinetd start (if installed)
>>>>
>>>> Verify that xinetd is running : /etc/init.d/xinetd status (if installed)
>>>>
>>>> See what services are running : /sbin/service --status-all
>>>>
>>>>
>>>>  To check Apache, which is running as a service, issue : /sbin/service
>>>> httpd status
>>>>
>>>>
>>>>  Services are stand alone and run no matter what run level the system
>>>> is on?
>>>>
>>>> What if xinetd is not installed?  Such is the case on my Fedora box.
>>>>
>>>> Thanks!
>>>>
>>>> ------------------------
>>>> Keith Smith
>>>>
>>>> ---------------------------------------------------
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>>>
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>>
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