icinga complete reference May 2024

DevOps

Posted on May 6, 2024May 7, 2024 | by Rajesh Kumar

MOTOSHARE 🚗🏍️
Turning Idle Vehicles into Shared Rides & Earnings

From Idle to Income. From Parked to Purpose.
Earn by Sharing, Ride by Renting.
Where Owners Earn, Riders Move.
Owners Earn. Riders Move. Motoshare Connects.

With Motoshare, every parked vehicle finds a purpose. Owners earn. Renters ride.
🚀 Everyone wins.

Start Your Journey with Motoshare

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

Code language: PHP (php)

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#
Code language: PHP (php)

FIX

$ apt-get update
$ apt-get install net-tools
$ /opt/lampp/lampp stop
$ /opt/lampp/lampp start
Code language: JavaScript (javascript)

$ 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/
Code language: PHP (php)

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
Code language: PHP (php)

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