KVM | Icinga2 & icingaweb2 on Debian9 VM

Created: 18 April 2018 | Written by vincent | Print | Email | Hits: 5699

OS: Debian 9 (Stretch) x64 Minimal ISO file
VM: 1x vCPU Cores
RAM: 2GB (2048)
HDD: 20GB

1.	Change IP to Fix IP		----------------------------
2.	change Hostname	# hostnamectl set-hostname icinga2-00 # hostnamectl
3	some tools	# apt install -y bash-completion # apt install -y vim-nox # echo set number >> ~/.vimrc # apt install -y net-tools # apt install -y apt-transport-https `# apt install -y vim-icinga2 vim-addon-manager # vim-addon-manager -w install icinga2`
		# wget -O - https://packages.icinga.com/icinga.key \| apt-key add -
	this will install the newes Version	# echo 'deb https://packages.icinga.com/debian icinga-stretch main' >/etc/apt/sources.list.d/icinga.list # echo 'deb-src https://packages.icinga.com/debian icinga-stretch main' >>/etc/apt/sources.list.d/icinga.list	Controll it: # vi /etc/apt/sources.list deb http://packages.icinga.com/debian icinga-stretch main deb-src http://packages.icinga.com/debian icinga-stretch main
		# apt update -y
4	Apache2	# apt install -y apache2 libapache2-mod-php7.0
5	PHP 7	# apt install -y php7.0-xml php7.0-opcache php7.0-xml php7.0-mbstring php7.0-json php7.0-curl php7.0-ldap php7.0-cli php7.0-gd php7.0-intl php7.0-readline php7.0-pgsql
6a	PHP config	# cp /etc/php/7.0/apache2/php.ini{,.backup} # vi /etc/php/7.0/apache2/php.ini	max_execution_time 300 memory_limit 128M max_input_time 300 date.timezone = Europe/Zurich
6b	add at the end of php.ini		opcache.enable=1 opcache.enable_cli=1 opcache.interned_strings_buffer=8 opcache.max_accelerated_files=10000 opcache.memory_consumption=128 opcache.save_comments=1 opcache.revalidate_freq=1
7	Maria DB	# apt install -y mariadb-server mariadb-client php7.0-mysql
8	Enable and Restart it	# systemctl enable apache2 mariadb # systemctl start apache2 mariadb # systemctl status apache2 mariadb
9a	change MySQL	# mysql -h localhost use mysql; update user set plugin='' where user='root'; flush privileges; exit
9b	Create MySQL database for Icinga2	# mysql_secure_installation # mysql -u root -p
10		MariaDB [(none)]>	create database icingadb; grant all privileges on icingadb.* to 'icinga_user'@'localhost' identified by 'password'; create database icinga_users; grant all privileges on icinga_users.* to 'icinga_user'@'localhost' identified by 'password'; flush privileges; quit
11	Installing Icinga2	#apt install -y icinga2 icinga2-ido-mysql nagios-plugins	Enable Icinga 2 ido mysql Feature [YES] Configure Database .... [NO]
12	Restart Icinga2	# systemctl start icinga2.service # systemctl status icinga2.service
	enable ido-mysql	# icinga2 feature enable ido-mysql # systemctl start icinga2.service # systemctl status icinga2.service
13	Control IDO MySQL file	# vi /etc/icinga2/features-enabled/ido-mysql.conf	should be like on step 10
14	Enabling the Feature list	# icinga2 feature list # icinga2 feature enable command
15	Installing Icinga Web2 Plugin	# apt install -y icingaweb2 icingacli
16	Enable and Restart it	# systemctl restart icinga2.service # systemctl status icinga2.service # systemctl restart apache2
17	MySQL schema for Icinga database	# mysql -u root icingadb -p < /usr/share/icinga2-ido-mysql/schema/mysql.sql
18	installation token	# icingacli setup token create	icingacli setup token show
19	GUI Configuration	http://10.147.42.36/icingaweb2/setup	or your IP
19.1	1: Setting up the Token		add the Token from step 18
19.2	2: Selecting the Icinga Web2 Modules		Select [ DOC ] and [ Monitroing ]
19.3	3: Verifying the PHP settings		[next]
19.04	4: Authenticating Methods		Select [Database]
19.05	5: Enter the Database details		Resourse Typ MySQL 3306 DB: Icinga_users user icinga_user Pwd (from Step 10
19.6	Authentification Backend	icingaweb2	[next]
19.7	7: Creating Icinga Web administration logins		define as you like
19.8	back to command line	# mkdir -p /var/log/icingaweb2/ # chgrp -R icingaweb2 /var/log/icingaweb2/ # chmod -R 775 /var/log/icingaweb2/
19.9	back to GUI 8: Choosing the Application configuration options	select like file path should be the same like on step 19.8	Check Show Stacktraces Storage Type = Database Logging Type = File Logging Level = Error File path = /var/log/icingaweb2/icingaweb2.log
19.10	9: Reviewing all chosen settings		[next]
19.11	10: Configuring Monitoring Module		Welcome ..... [ NEXT ] Monitoring Backend select [ IDO ] [ NEXT ]
19.12			Monitoring IDO Resources icinga_ido [MYSQL] localhost 3306 icngadb icinga_user pwd Step 10
19.13	Command Transport	Transport Name = icinga2 Transport Type = Local Command File Command File = /var/run/icinga2/cmd/icinga2.cmd	[ NEXT ]
19.14	Monitoring Security		[ NEXT ]
19.15	11: Reviewing the Monitoring module configuration options		[ Finish ] .... [ Login to Icinga Web 2 ] Step 19.7