icinga complete reference May 2024
Day 1
OS - Ubuntu 20.X
icinga core
icinga web
PHP - Version?? - PHP version ≥ 7.2
Database - MariaDB - Version??
Web Server - Apache - Version??
===============================
Method - 1 - Install everything individually
Method - 2 - Xampp | Lampp | Wamp
Step 1 - Setup XAMPP
$ apt-get update
$ wget https://liquidtelecom.dl.sourceforge.net/project/xampp/XAMPP%20Linux/7.4.27/xampp-linux-x64-7.4.27-2-installer.run?viasf=1
$ mv xampp-linux-x64-7.4.27-2-installer.run\?viasf\=1 xampp-linux-x64-7.4.27-2-installer.run
$ chmod 755 xampp-linux-x64-7.4.27-2-installer.run
$ ./xampp-linux-x64-7.4.27-2-installer.run
root@ip-172-31-12-175:/opt# ./xampp-linux-x64-7.4.27-2-installer.run
----------------------------------------------------------------------------
Welcome to the XAMPP Setup Wizard.
----------------------------------------------------------------------------
Select the components you want to install; clear the components you do not want
to install. Click Next when you are ready to continue.
XAMPP Core Files : Y (Cannot be edited)
XAMPP Developer Files [Y/n] :n
Is the selection above correct? [Y/n]: Y
----------------------------------------------------------------------------
Installation Directory
XAMPP will be installed to /opt/lampp
Press [Enter] to continue:Y
----------------------------------------------------------------------------
Setup is now ready to begin installing XAMPP on your computer.
Do you want to continue? [Y/n]: Y
----------------------------------------------------------------------------
Please wait while Setup installs XAMPP on your computer.
Installing
0% ______________ 50% ______________ 100%
Step 2 - Install icinga core
Step 3 - Install icinga web
Step 4 - Configure and Access
Day 1 – Lab
- Spend 15 mins – https://icinga.com/
- Login to Lab server and Insall XAMPP (https://sourceforge.net/projects/xampp/files/XAMPP%20Linux/7.4.27/)
Error
root@ip-172-31-12-175:/opt# /opt/lampp/lampp start
Starting XAMPP for Linux 7.4.27-2...
XAMPP: Starting Apache...already running.
XAMPP: Starting MySQL.../opt/lampp/share/xampp/xampplib: line 22: netstat: command not found
ok.
XAMPP: Starting ProFTPD.../opt/lampp/share/xampp/xampplib: line 22: netstat: command not found
ok.
root@ip-172-31-12-175:/opt#
FIX
$ apt-get update
$ apt-get install net-tools
$ /opt/lampp/lampp stop
$ /opt/lampp/lampp start
$ apt update
$ apt -y install apt-transport-https wget gnupg
$ wget -O - https://packages.icinga.com/icinga.key | gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg
$ . /etc/os-release; if [ ! -z ${UBUNTU_CODENAME+x} ]; then DIST="${UBUNTU_CODENAME}"; else DIST="$(lsb_release -c| awk '{print $2}')"; fi; echo "deb [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" > /etc/apt/sources.list.d/${DIST}-icinga.list
$ echo "deb-src [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" >> /etc/apt/sources.list.d/${DIST}-icinga.list
$ apt update
$ apt install icinga2
$ systemctl status icinga2
$ systemctl stop icinga2
$ systemctl start icinga2
$ systemctl status icinga2
$ cd /etc/icinga2/
$ more icinga2.conf
$ ls conf.d/
$ more conf.d/hosts.conf
$ more conf.d/services.conf
root@ip-172-31-12-175:/etc/icinga2# icinga2 daemon -C
[2024-05-06 07:07:32 +0000] information/cli: Icinga application loader (version: r2.14.2-1)
[2024-05-06 07:07:32 +0000] information/cli: Loading configuration file(s).
[2024-05-06 07:07:32 +0000] information/ConfigItem: Committing config item(s).
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 2 NotificationCommands.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 13 Notifications.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 IcingaApplication.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 2 HostGroups.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 Host.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 Downtime.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 FileLogger.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 3 Zones.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 CheckerComponent.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 User.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 Endpoint.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 NotificationComponent.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 246 CheckCommands.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 UserGroup.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 3 ServiceGroups.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 3 TimePeriods.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 1 ScheduledDowntime.
[2024-05-06 07:07:32 +0000] information/ConfigItem: Instantiated 12 Services.
[2024-05-06 07:07:32 +0000] information/ScriptGlobal: Dumping variables to file '/var/cache/icinga2/icinga2.vars'
[2024-05-06 07:07:32 +0000] information/cli: Finished validating the configuration file(s).
$ bapt install monitoring-plugins
Validate this must be up and runng
http://3.108.55.97/dashboard/
Day2
167 /opt/lampp/lampp stop\
168 /opt/lampp/lampp stop
169 sudo apt-get update -y && sudo apt-get upgrade -y
170 clear
171 ls
172 sudo apt install apache2 -y
173 sudo systemctl enable apache2 && sudo systemctl start apache2
174 sudo systemctl status apache2
175 sudo apt-get install php8.1 php8.1-cli php8.1-common php8.1-imap php8.1-redis php8.1-snmp php8.1-xml php8.1-zip php8.1-mbstring php8.1-curl libapache2-mod-php
176 sudo apt install mariadb-server -y
177 sudo systemctl start mariadb && sudo systemctl enable mariadb
178 sudo systemctl status mariadb
179 clear
180 apt update
181 apt -y install apt-transport-https wget gnupg
182 get -O - https://packages.icinga.com/icinga.key | gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg
183 wget -O - https://packages.icinga.com/icinga.key | gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg
184 . /etc/os-release; if [ ! -z ${UBUNTU_CODENAME+x} ]; then DIST="${UBUNTU_CODENAME}"; else DIST="$(lsb_release -c| awk '{print $2}')"; fi; echo "deb [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" > /etc/apt/sources.list.d/${DIST}-icinga.list
185 clear
186 wget -O - https://packages.icinga.com/icinga.key | gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg
187 . /etc/os-release; if [ ! -z ${UBUNTU_CODENAME+x} ]; then DIST="${UBUNTU_CODENAME}"; else DIST="$(lsb_release -c| awk '{print $2}')"; fi; echo "deb [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" > /etc/apt/sources.list.d/${DIST}-icinga.list
188 wget -O - https://packages.icinga.com/icinga.key | gpg --dearmor -o /usr/share/keyrings/icinga-archive-keyring.gpg
189 clear
190 . /etc/os-release; if [ ! -z ${UBUNTU_CODENAME+x} ]; then DIST="${UBUNTU_CODENAME}"; else DIST="$(lsb_release -c| awk '{print $2}')"; fi; echo "deb [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" > /etc/apt/sources.list.d/${DIST}-icinga.list
191 echo "deb-src [signed-by=/usr/share/keyrings/icinga-archive-keyring.gpg] https://packages.icinga.com/ubuntu icinga-${DIST} main" >> /etc/apt/sources.list.d/${DIST}-icinga.list
192 apt update
193 sudo apt install icinga2 -y
194 sudo systemctl start icinga2 && sudo systemctl enable icinga2
195 sudo systemctl status icinga2
196 clear
197 ls
198 cd /etc/icinga2/
199 ls
200 ls features-available
201 sudo apt install icinga2-ido-mysql -y
202 mysql
203 mysql -u root
204 ps -eaf
205 clear
206 ps -eaf | grep mysqld
207 ps -eaf | grep mar
208 which mysql
209 mysql -u root -p
210 sudo mysql_secure_installation
211 mysql -u root -p\
212 mysql -u root -p
213 clear
214 sl
215 mysql -u root -p
216 show databases;
217 mysql -u root -p
218 clear
219 ls
220 ls /usr/share/icinga2-ido-mysql/schema/mysql.sql
221 sudo mysql -u root -p icinga_ido_db < /usr/share/icinga2-ido-mysql/schema/mysql.sql
222 vi /etc/icinga2/features-available/ido-mysql.conf
223 sudo icinga2 feature enable ido-mysql
224 systemctl restart icinga2
225 systemctl status icinga2
226 history