1. Pertama masuk pada terminal di ubuntu untuk mulai instalasi nagios3

Transkripsi

1 Instalasi dan konfigurasi Nagios3 Pada Ubuntu Pertama masuk pada terminal di ubuntu untuk mulai instalasi nagios3 2. cek apakah packet yang dibutuhkan sudah ada atau perlu diinstalkan kembali dpkg -l grep apache2 dpkg -l grep nagios3 3. Jika belum anda perlu setting /etc/apt/source.list dan masukan alamat repository nano /etc/apt/sources.list 4. lalu save dan mulai ketikan apt-get install nagios3 dan apt-get install apache2 apt-get install apache2 apt-get install nagios3 5. lalu mulai konfigurasi dan masuk pada file /etc/nagios3/conf.d/localhost_nagios2.cfg # A simple configuration file for monitoring the local host # This can serve as an example for configuring other servers; # Custom services specific to this host are added here, but services # defined in nagios2-common_services.cfg may also apply. define host{ use generic-host ; Name of host template to use LMD address define host{ use generic-host ; Name of host template to use LMD address define host{ use generic-host ; Name of host template to use LMD address # Define a service to check the disk space of the root partition # on the local machine. Warning if <20% free, critical if # <10% free space on partition.

2 service_description Disk Space check_command check_all_disks!20%!10% service_description Disk Space check_command check_all_disks!20%!10% service_description Disk Space check_command check_all_disks!20%!10% # Define a service to check the number of currently logged in # users on the local machine. Warning if >20 users, critical # if >50 users. service_description Current Users check_command check_users!20!50 service_description Current Users check_command check_users!20!50 service_description Current Users check_command check_users!20!50 # Define a service to check the number of currently running procs

3 # on the local machine. Warning if >250 processes, critical if # >400 processes. service_description Total Processes check_command check_procs!250!400 service_description Total Processes check_command check_procs!250!400 service_description Total Processes check_command check_procs!250!400 # Define a service to check the load on the local machine. service_description Current Load check_command check_load!5.0!4.0!3.0!10.0!6.0!4.0 service_description Current Load check_command check_load!5.0!4.0!3.0!10.0!6.0!4.0 service_description Current Load check_command check_load!5.0!4.0!3.0!10.0!6.0!4.0

4 6. Lalu masuk pada /etc/nagios3/conf.d/hostgroup_nagios2.cfg dan masukan sintaks tambahan pada file dan mengelompokan sesuai yang kita inginkan. # Some generic hostgroup definitions # A simple wildcard hostgroup hostgroup_name all All Servers # A list of your Debian GNU/Linux servers hostgroup_name debian-servers Debian GNU/Linux Servers # A list of your web servers hostgroup_name http-servers HTTP servers # A list of your ssh-accessible servers hostgroup_name ssh-servers SSH servers # A list of your ping servers hostgroup_name ping-servers Ping Servers

5 7. Lalu masuk file /etc/nagios3/conf.d/services_nagios2.cfg untuk memasukan settingan dan perintah pengecekan monitoring yang akan dilakukan. # check that web services are running define service { hostgroup_name http-servers service_description HTTP check_command check_http use generic-service notification_interval 0 ; set >0 if you want to be renotified # check that ssh services are running define service { hostgroup_name ssh-servers service_description SSH check_command check_ssh use generic-service notification_interval 0 ; set >0 if you want to be renotified define service { hostgroup_name service_description check_command use notification_interval ping-servers PING check_ping generic-service 0 ; set >0 if you want to be renotified 8. Lalu restart paket nagios root@febiramadhan-aspire-4741:/home/febiramadhan# invoke-rc.d nagios3 restart 9. Dan terkahir jangan lupa masukan perintah memasukan password dan ussername nya root@febiramadhan-aspire-4741:/home/febiramadhan# htpasswd c /etc/nagios3/htpaswd.users nagiosadmin 10. Konfigurasi selesai, kita langsung bisa membuktikan bahwa host atau ketiga user dalam ketiga IP tersebut dapat kita monitoring Nugroho : Firman : Indri : Buka web browser

6 12. masuk ke halaman dan masuk sesuai username dan password yang telah di setting. 13. Lalu pilih map di pojok kiri untuk melihat hasil user yang telah kita monitoring.

7 14. Dan kita lihat semua status host yang telah kita monitoring