feat: add monit

doc/gnu-linux-create-user.md

@@ -10,6 +10,5 @@ sudo passwd <usr>
 ```
 * add user <usr> to sudo group\
 ```
-su -
-usermod -a -G sudo <usr>
+sudo usermod -a -G sudo <usr>
 ```

doc/monit.md

@@ -0,0 +1,80 @@
+# Update The System
+
+```
+sudo apt-get update
+sudo apt-get upgrade
+```
+
+Once your system is updated, restart your system to make these changes take effect with the following command:
+
+```
+exit
+login
+```
+
+# Installing Monit
+
+```
+sudo apt install monit --no-install-recommends
+```
+
+Once Monit is installed, start Monit service and enable it to start on boot time by running the following command:
+
+```
+sudo systemctl start monit
+sudo systemctl enable monit
+```
+
+You can check the status of Monit service any time by running the following command:
+
+```
+systemctl status monit
+```
+
+Backup config and enable integrated http daemon
+
+```
+sudo cp /etc/monit/monitrc /etc/monit/monitrc-orgnl
+sudo vi /etc/monit/monitrc-orgnl
+sudo systemctl restart monit
+systemctl status monit
+```
+
+You can see the status of Monit with the following command:
+
+```
+sudo monit status
+```
+
+To check configuration files syntax, use:
+
+```
+sudo monit -t
+```
+
+Check monitored processes summary:
+
+```
+sudo monit  summary
+```
+
+Configure Monit for Apache Service
+
+By default Monit comes with the pre-defined template for some of process and services. You can find these templates in /etc/monit/conf-available/ directory. By default template for Apache is available in Monit. So you will only need to enable it. You can enable it by running the following command:
+
+```
+sudo ln -s /etc/monit/conf-available/apache2 /etc/monit/conf-enabled/
+```
+
+Next, restart monit servcie to apply these changes with the following command:
+
+```
+sudo systemctl restart monit
+systemctl status monit
+```
+
+To start running all of the monitored programs.
+
+```
+sudo monit start all
+```

readme.md

@@ -19,6 +19,7 @@
 * [Mastarm](doc/mastarm.md)
 * [Maven](doc/maven.md)
 * [Mongo](doc/mongo.md)
+* [Monit](doc/monit.md)
 * [MS Teams](doc/ms-teams.md)
 * [NextCloud](doc/nextcloud.md)
 * [Node](doc/node.md)