Install Icinga2 on Ubuntu 16.04 - Revision history

Ebarrier: /* Import database schemas */

2017-03-26T09:38:58Z

Import database schemas

← Older revision		Revision as of 12:38, 26 March 2017
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	This will populate the web database with tables and indexes,...		This will populate the web database with tables and indexes,...
	The password we setup for this role will be asked.		The password we setup for this role will be asked.


	<source lang="bash">		<source lang="bash">

Ebarrier: Fix typos

2017-02-07T12:31:04Z

Fix typos

← Older revision		Revision as of 15:31, 7 February 2017
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	Co-Author: Indrek Taal (Add nodes to Icinga 2)		Co-Author: Indrek Taal (Add nodes to Icinga 2)

	Last modified: 05.01.2017		Last modified: 07.02.2017

	==Preliminary notes==		==Preliminary notes==
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	This tutorial does NOT show:		This tutorial does NOT show:
	* how to install Icinga version 1		* how to install Icinga version 1
	* how to install/configure ~~databses~~ other than PostgreSQL (for example MySQL, MariaDB, etc.)		* how to install/configure databases other than PostgreSQL (for example MySQL, MariaDB, etc.)
	* how to install/configure webservers other than Apache2 (for example Nginx)		* how to install/configure webservers other than Apache2 (for example Nginx)
	* how to use Icinga2		* how to use Icinga2
Line 27:		Line 27:
	All commands in this tutorial are made as root. You must be root or be able to use "sudo" command to install and configure Icinga.		All commands in this tutorial are made as root. You must be root or be able to use "sudo" command to install and configure Icinga.

	The version of Icinga used (version 2) is referred sometimes as “Icinga” or “Icinga 2” ~~accross~~ the tutorial.		The version of Icinga used (version 2) is referred sometimes as “Icinga” or “Icinga 2” across the tutorial.

	This tutorial is based on the following tutorials:		This tutorial is based on the following tutorials:

Itaal at 08:58, 5 January 2017

2017-01-05T08:58:02Z

← Older revision		Revision as of 11:58, 5 January 2017
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	Author: Etienne Barrier		Author: Etienne Barrier

	Last modified: 17.11.~~2016~~		Co-Author: Indrek Taal (Add nodes to Icinga 2)

			Last modified: 05.01.2017

	==Preliminary notes==		==Preliminary notes==
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	*[http://linoxide.com/ubuntu-how-to/install-icinga2-ubuntu-16-04 Linoxide "how to"]		*[http://linoxide.com/ubuntu-how-to/install-icinga2-ubuntu-16-04 Linoxide "how to"]
	*[https://lowendbox.com/blog/server-monitoring-with-icinga-2-part-1-the-server-ubuntu-host Lowendbox blog post]		*[https://lowendbox.com/blog/server-monitoring-with-icinga-2-part-1-the-server-ubuntu-host Lowendbox blog post]
			*[https://lowendbox.com/blog/server-monitoring-with-icinga-2-part-2-the-node-ubuntu-host Lowendbox blog post 2]

	For any comments, please write to ebarrier{at]itcollege[dot)ee.		For any comments, please write to ebarrier{at]itcollege[dot)ee.

Itaal at 10:42, 4 January 2017

2017-01-04T10:42:00Z

Show changes

Ebarrier at 07:04, 17 November 2016

2016-11-17T07:04:31Z

← Older revision		Revision as of 10:04, 17 November 2016
Line 1:		Line 1:
	Author: Etienne Barrier		Author: Etienne Barrier

	Last modified: 11.11.2016		Last modified: 17.11.2016

	==Preliminary notes==		==Preliminary notes==

Ebarrier: /* Preliminary notes */

2016-11-17T07:04:06Z

Preliminary notes

← Older revision		Revision as of 10:04, 17 November 2016
Line 8:		Line 8:
	This tutorial does NOT show:		This tutorial does NOT show:
	* how to install Icinga version 1		* how to install Icinga version 1
	* how to install/configure databses other than ~~PostgreSQP~~ (for example MySQL, MariaDB, etc.)		* how to install/configure databses other than PostgreSQL (for example MySQL, MariaDB, etc.)
	* how to install/configure webservers other than Apache2 (for example Nginx)		* how to install/configure webservers other than Apache2 (for example Nginx)
	* how to use Icinga2		* how to use Icinga2

Ebarrier: /* Import database schemas */

2016-11-17T06:54:49Z

Import database schemas

← Older revision		Revision as of 09:54, 17 November 2016
Line 220:		Line 220:


	<source lang="~~bashe4e~~">		<source lang="bash">
	$ psql -U icingaweb -d icingawebdb < /usr/share/icingaweb2/etc/schema/pgsql.schema.sql		$ psql -U icingaweb -d icingawebdb < /usr/share/icingaweb2/etc/schema/pgsql.schema.sql
	</source>		</source>

Ebarrier: /* Import database schemas */

2016-11-17T06:53:20Z

Import database schemas

← Older revision		Revision as of 09:53, 17 November 2016
Line 218:		Line 218:
	This will populate the web database with tables and indexes,...		This will populate the web database with tables and indexes,...
	The password we setup for this role will be asked.		The password we setup for this role will be asked.


			<source lang="bashe4e">
			$ psql -U icingaweb -d icingawebdb < /usr/share/icingaweb2/etc/schema/pgsql.schema.sql
			</source>

	<pre>		<pre>
	~~$ psql -U icingaweb -d icingawebdb < /usr/share/icingaweb2/etc/schema/pgsql.schema.sql~~
	Password for user icingaweb:		Password for user icingaweb:
	</pre>		</pre>
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	A long list of statements such as “CREATE FUNCTION”, “CREATE TABLE”, “CREATE INDEX” appears.		A long list of statements such as “CREATE FUNCTION”, “CREATE TABLE”, “CREATE INDEX” appears.


	==Enable Icinga features==		==Enable Icinga features==

Ebarrier: /* Summary from the author */

2016-11-17T06:23:47Z

Summary from the author

← Older revision		Revision as of 09:23, 17 November 2016
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	==Summary from the author==		==Summary from the author==
	The installation is really difficult.		The installation is really difficult.

	Although the official documentation is well written and gives detailed commands for different distributions and databases, it lacks crucial explanations to understand to the user what it is being done.		Although the official documentation is well written and gives detailed commands for different distributions and databases, it lacks crucial explanations to understand to the user what it is being done.

	Here are a few problems we encountered:		Here are a few problems we encountered:
	# The installation documentation for [http://docs.icinga.org/icinga2/latest/doc/module/icinga2/chapter/getting-started Icinga 2] and [https://github.com/Icinga/icingaweb2/blob/master/doc/02-Installation.md Official Icinga Web 2] are not at the same place and are not consistent in their format and style.		# The installation documentation for [http://docs.icinga.org/icinga2/latest/doc/module/icinga2/chapter/getting-started Icinga 2] and [https://github.com/Icinga/icingaweb2/blob/master/doc/02-Installation.md Official Icinga Web 2] are not at the same place and are not consistent in their format and style.
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	# In case of problem during installation, a user who is not familiar with his database system will have trouble debugging. The web interface does not provide useful solutions.		# In case of problem during installation, a user who is not familiar with his database system will have trouble debugging. The web interface does not provide useful solutions.

	I would not recommend Icinga with the experience I have.		I would not recommend Icinga with the experience I have, unless you follow this guide.

	==References==		==References==
	{{reflist\|30em}}		{{reflist\|30em}}

Ebarrier: /* What is Icinga? */

2016-11-12T14:56:34Z

What is Icinga?

← Older revision		Revision as of 17:56, 12 November 2016
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	==What is Icinga?==		==What is Icinga?==
	~~<blockquote>~~Icinga 2 is an open source monitoring system which checks the availability of your network resources, notifies users of outages, and generates performance data for reporting.<ref>[http://docs.icinga.org/icinga2/latest/doc/module/icinga2/toc#!/icinga2/latest/doc/module/icinga2/chapter/about-icinga2#what-is-icinga2] Icinga2 official documentation</ref~~></blockquote~~>		Icinga 2 is an open source monitoring system which checks the availability of your network resources, notifies users of outages, and generates performance data for reporting.<ref>[http://docs.icinga.org/icinga2/latest/doc/module/icinga2/toc#!/icinga2/latest/doc/module/icinga2/chapter/about-icinga2#what-is-icinga2] Icinga2 official documentation</ref>

	~~<blockquote>~~Icinga started as a Nagios fork and did quite well, mostly considering Icinga Web which was better than Nagios’ web interface. Icinga 2 is a complete rewrite and even adds a fancy new (optional) web interface which is responsive and customizable. On top of that, the communication between the monitoring server and the nodes it monitors has become more secure as NRPE has been ditched (it’s still available, just not prefered).<ref>[https://lowendbox.com/blog/server-monitoring-with-icinga-2-part-1-the-server-ubuntu-host] "Lowendbox" blog article about Icinga 2</ref~~></blockquote~~>		Icinga started as a Nagios fork and did quite well, mostly considering Icinga Web which was better than Nagios’ web interface. Icinga 2 is a complete rewrite and even adds a fancy new (optional) web interface which is responsive and customizable. On top of that, the communication between the monitoring server and the nodes it monitors has become more secure as NRPE has been ditched (it’s still available, just not prefered).<ref>[https://lowendbox.com/blog/server-monitoring-with-icinga-2-part-1-the-server-ubuntu-host] "Lowendbox" blog article about Icinga 2</ref>

	Icinga is made of two parts - Icinga 2 and Icinga Web 2. The first one is the core of the software and the second is a web interface.		Icinga is made of two parts - Icinga 2 and Icinga Web 2. The first one is the core of the software and the second is a web interface.