IT

autossh init script 150 150 Roderick Derks

autossh init script

Enjoy this script that will help you to initiate SSH connections automatically.

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Kill multiple Linux processes one command 150 150 Roderick Derks

Kill multiple Linux processes one command

ps ax | grep {PROCESSNAME} | grep -v grep

kill -9 `ps ax | grep {PROCESSNAME} | grep -v grep|awk '{print $1}'`

Reverse SSH tunnel 150 150 Roderick Derks

Reverse SSH tunnel

Have you ever wanted to ssh to your Linux box that sits behind NAT? Now you can with reverse SSH tunneling. These steps will show you the concept and how to set up reverse SSH tunneling. The reverse SSH tunneling should work fine with Unix like systems.

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Centreon: add a poller 150 150 Roderick Derks

Centreon: add a poller

Steps to take (some are very specific for me and will not work for everyone):

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Centreon Broker: install from CES Repo 150 150 Roderick Derks

Centreon Broker: install from CES Repo

Add the CES repo.

This installes centreon-broker, qt4-mysql and qt4
# yum install –nogpgcheck centreon-broker

This installs centreon-broker-cbd and centreon-broker-core
# yum install –nogpgcheck centreon-broker-cbd

This installs centreon-broker-cbmod
# yum install –nogpgcheck centreon-broker-cbmod

Query repo rpm packaage and list files:

# yum install yum-utils
# repoquery –list centreon-broker-cbmod
/usr/lib64/nagios/cbmod.so

Add Centreon Repo to Linux yum 150 150 Roderick Derks

Add Centreon Repo to Linux yum

# wget http://yum.centreon.com/standard/ces-standard.repo

# mv *.repo /etc/yum.repos.d/

# yum list|grep centreon

Centreon Broker: compile build and create an RPM 150 150 Roderick Derks

Centreon Broker: compile build and create an RPM

Let’s build the Centreon Broker!

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Migrate Zimbra from Fedora to Centos 150 150 Roderick Derks

Migrate Zimbra from Fedora to Centos

Prequisits

The old mail server should run the same version of Zimbra you are going to use on the new server. If not then upgrade the old server to that version.

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Error installing Centos 6.2 Errno 256 150 150 Roderick Derks

Error installing Centos 6.2 Errno 256

Category:
Weird annoying error messages that take a lot of your time. By the way I’m installing via TFTP and unpacked the ISO.

Error:
Unable to read package metadata. This may be due to a
missing repodata directory. Please ensure that your
install tree has been correctly generated.

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Centreon and Nagios backup 150 150 Roderick Derks

Centreon and Nagios backup

These are two scripts I’ve been using for years now to succefully backup Nagios and Centreon. Feel free to use them.

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