ansible-roles/nrpe
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various fixes & updates

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This commit is contained in:
Ludovic Cartier
2025-11-24 09:01:18 +01:00
parent 1730b93c3f
commit 37b0331c9e
3 changed files with 32 additions and 25 deletions
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11
defaults/main.yml
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@@ -4,6 +4,12 @@ nrpe_allowed_hosts: '127.0.0.1,51.158.69.165,49.12.224.53'
nrpe_load_warning: "{{ ansible_processor_cores|int }}" nrpe_load_warning: "{{ ansible_processor_cores|int }}"
nrpe_load_critical: "{{ (ansible_processor_cores * 2)|int }}" nrpe_load_critical: "{{ (ansible_processor_cores * 2)|int }}"
nrpe_check_total_procs_warning: 500
nrpe_check_total_procs_critical: 800
nrpe_check_zombie_procs_warning: 5
nrpe_check_zombie_procs_critical: 10
nrpe_disk_usage_warning: 80 nrpe_disk_usage_warning: 80
nrpe_disk_usage_critical: 90 nrpe_disk_usage_critical: 90
@@ -34,3 +40,8 @@ nrpe_postgresql_backend_critical: 90
nrpe_mysql_host: localhost nrpe_mysql_host: localhost
nrpe_mysql_user: nagios nrpe_mysql_user: nagios
nrpe_mysql_password: changeme_ nrpe_mysql_password: changeme_
nrpe_mysql_longqueries_warning: 600
nrpe_mysql_longqueries_critical: 1200
nrpe_proc_age_warning: 400
nrpe_proc_age_critical: 600

7
files/nrpe/check_process
View File

@@ -1,7 +0,0 @@
#!/bin/bash
rc=0
for proc in cron rsyslogd ntpd munin-node; do
sudo /usr/lib/nagios/plugins/check_procs -C $proc -c 1:
rc=$(($rc|$?))
done

39
templates/nrpe.j2
View File

@@ -5,16 +5,17 @@ dont_blame_nrpe=1
# base # base
command[check_load]=/usr/lib/nagios/plugins/check_load -w {{ nrpe_load_warning }} -c {{ nrpe_load_critical }} command[check_load]=/usr/lib/nagios/plugins/check_load -w {{ nrpe_load_warning }} -c {{ nrpe_load_critical }}
command[check_memory]=/usr/lib/nagios/plugins/check_memory -w {{ nrpe_memory_warning }} -c {{ nrpe_memory_critical }} -W {{ nrpe_swap_warning }} -C {{ nrpe_swap_critical }} command[check_memory]=/usr/lib/nagios/plugins/check_memory -w {{ nrpe_memory_warning }} -c {{ nrpe_memory_critical }} -W {{ nrpe_swap_warning }} -C {{ nrpe_swap_critical }}
command[check_zombie_procs]=/usr/lib/nagios/plugins/check_procs -w 5 -c 10 -s Z command[check_zombie_procs]=/usr/lib/nagios/plugins/check_procs -w {{ nrpe_check_zombie_procs_warning }} -c {{ nrpe_check_zombie_procs_critical }} -s Z
command[check_total_procs]=/usr/lib/nagios/plugins/check_procs -w 500 -c 800 command[check_total_procs]=/usr/lib/nagios/plugins/check_procs -w {{ nrpe_check_total_procs_warning }} -c {{ nrpe_check_total_procs_critical }}
command[check_process]=/usr/lib/nagios/plugins/check_process
command[check_dns]=/usr/lib/nagios/plugins/check_dns -H google.com command[check_dns]=/usr/lib/nagios/plugins/check_dns -H google.com
{% if nrpe_ssl_host is defined %} {% if nrpe_ssl_host is defined %}
command[check_ssl]=/usr/lib/nagios/plugins/check_http --sni '{{ nrpe_ssl_host }}' -C 14,3 command[check_ssl]=/usr/lib/nagios/plugins/check_http --sni '{{ nrpe_ssl_host }}' -C 14,3
{% endif %} {% endif %}
command[check_eth]=/usr/lib/nagios/plugins/check_eth -i {{ ansible_default_ipv4.interface }} -w {{ nrpe_eth_warning }} -c {{ nrpe_eth_critical }} command[check_bandwidth]=/usr/lib/nagios/plugins/check_eth -i {{ ansible_default_ipv4.interface }} -w {{ nrpe_bandwidth_warning }} -c {{ nrpe_bandwidth_critical }}
command[check_proc_fail2ban]=/usr/lib/nagios/plugins/check_procs -a fail2ban -w 1: -c 1: command[check_systemd_fail2ban]=/usr/lib/nagios/plugins/check_systemd_service fail2ban
command[check_proc_age]=/usr/lib/nagios/plugins/check_proc_age -p <proc> -w 400 -c 600 {% if nrpe_proc_age_process is defined or nrpe_proc_age_warning is defined or nrpe_proc_age_critical is defined %}
command[check_proc_age]=/usr/lib/nagios/plugins/check_proc_age -p {{ nrpe_proc_age_process }} -w {{ nrpe_proc_age_warning }} -c {{ nrpe_proc_age_critical }}
{% endif %}
command[check_systemd_failed]=/usr/lib/nagios/plugins/check_systemd_failed command[check_systemd_failed]=/usr/lib/nagios/plugins/check_systemd_failed
command[check_needrestart]=/usr/lib/nagios/plugins/check_needrestart command[check_needrestart]=/usr/lib/nagios/plugins/check_needrestart
@@ -32,22 +33,20 @@ command[check_rw_root]=/usr/lib/nagios/plugins/check_rofs /
{% if nrpe_mysql is defined %} {% if nrpe_mysql is defined %}
# mysql # mysql
command[check_mysql]=/usr/lib/nagios/plugins/check_mysql -u {{ nrpe_mysql_user }} -p{{ nrpe_mysql_password }} -H {{ nrpe_mysql_host }} -d mysql command[check_mysql]=/usr/lib/nagios/plugins/check_mysql -u {{ nrpe_mysql_user }} -p{{ nrpe_mysql_password }} -H {{ nrpe_mysql_host }} -d mysql
command[check_mysql_longqueries]=/usr/lib/nagios/plugins/check_mysql_longqueries -u {{ nrpe_mysql_user }} -p {{ nrpe_mysql_password }} -H {{ nrpe_mysql_host }} -w 600 -c 1200 command[check_mysql_longqueries]=/usr/lib/nagios/plugins/check_mysql_longqueries -u {{ nrpe_mysql_user }} -p {{ nrpe_mysql_password }} -H {{ nrpe_mysql_host }} -w {{ nrpe_mysql_longqueries_warning }} -c {{ nrpe_mysql_longqueries_critical }}
{% endif %} {% endif %}
{% if nrpe_postgresql is defined %} {% if nrpe_postgresql is defined %}
# postgresql # postgresql
command[check_pgsql_port]=/usr/lib/nagios/plugins/check_tcp -p {{ nrpe_postgresql_port }} -H {{ nrpe_postgresql_host }} command[check_pgsql_port]=/usr/lib/nagios/plugins/check_tcp -p {{ nrpe_postgresql_port }} -H {{ nrpe_postgresql_host }}
command[check_proc_postgresql]=/usr/lib/nagios/plugins/check_systemd_service postgresql command[check_systemd_postgresql]=/usr/lib/nagios/plugins/check_systemd_service postgresql
command[check_pgsql_connection]=/usr/lib/nagios/plugins/check_postgresql -H {{ nrpe_postgresql_host }} -p {{ nrpe_postgresql_port }} --dbuser={{ nrpe_postgresql_user }} --dbpass={{ nrpe_postgresql_password }} --action=connection command[check_pgsql_connection]=/usr/lib/nagios/plugins/check_postgresql -H {{ nrpe_postgresql_host }} -p {{ nrpe_postgresql_port }} --dbuser={{ nrpe_postgresql_user }} --dbpass={{ nrpe_postgresql_password }} --action=connection
command[check_pgsql_backends]=/usr/lib/nagios/plugins/check_postgresql -H {{ nrpe_postgresql_host }} -p {{ nrpe_postgresql_port }} --dbuser={{ nrpe_postgresql_user }} --dbpass={{ nrpe_postgresql_password }} --action=backends -w {{ nrpe_postgresql_backend_warning }} -c {{ nrpe_postgresql_backend_critical }} command[check_pgsql_backends]=/usr/lib/nagios/plugins/check_postgresql -H {{ nrpe_postgresql_host }} -p {{ nrpe_postgresql_port }} --dbuser={{ nrpe_postgresql_user }} --dbpass={{ nrpe_postgresql_password }} --action=backends -w {{ nrpe_postgresql_backend_warning }} -c {{ nrpe_postgresql_backend_critical }}
{% endif %} {% endif %}
{% if nrpe_mail is defined %} {% if nrpe_smtp_host is defined or nrpe_mail_service is defined %}
# mail # mail
command[check_smtp]=/usr/lib/nagios/plugins/check_tcp -p 25 -H {{ nrpe_smtp_host }} command[check_smtp]=/usr/lib/nagios/plugins/check_tcp -p 25 -H {{ nrpe_smtp_host }}
{% endif %}
{% if nrpe_mail_service is defined %}
{% if nrpe_mail_service == 'postfix' %} {% if nrpe_mail_service == 'postfix' %}
command[check_mailq]=/usr/bin/sudo /usr/lib/nagios/plugins/check_postfix_mailqueue -w {{ nrpe_mailq_warning }} -c {{ nrpe_mailq_critical }} command[check_mailq]=/usr/bin/sudo /usr/lib/nagios/plugins/check_postfix_mailqueue -w {{ nrpe_mailq_warning }} -c {{ nrpe_mailq_critical }}
{% elif nrpe_mail_service == 'exim' %} {% elif nrpe_mail_service == 'exim' %}
@@ -55,6 +54,8 @@ command[check_mailq]=/usr/bin/sudo /usr/lib/nagios/plugins/check_exim_mailqueue
{% endif %} {% endif %}
{% endif %} {% endif %}
{% if nrpe_raid_soft is defined or nrpe_raid_3ware is defined or nrpe_raid is defined %}
# raid
{% if nrpe_raid_soft is defined %} {% if nrpe_raid_soft is defined %}
command[check_mdadm]=/usr/lib/nagios/plugins/check_mdadm command[check_mdadm]=/usr/lib/nagios/plugins/check_mdadm
{% endif %} {% endif %}
@@ -64,17 +65,19 @@ command[check_3ware]=/usr/bin/sudo /usr/lib/nagios/plugins/check_3ware
{% if nrpe_raid is defined %} {% if nrpe_raid is defined %}
command[check_3ware]=/usr/bin/sudo /usr/lib/nagios/plugins/check_raid command[check_3ware]=/usr/bin/sudo /usr/lib/nagios/plugins/check_raid
{% endif %} {% endif %}
{% endif %}
{% if nrpe_docker_container is defined %} {% if nrpe_docker_container is defined %}
# docker containers
{% for container in nrpe_docker_container %} {% for container in nrpe_docker_container %}
command[check_docker_{{ container }}]=/usr/lib/nagios/plugins/check_docker --containers {{ container }}.* --status running --restarts 2:5 --present command[check_docker_{{ container }}]=/usr/lib/nagios/plugins/check_docker --containers {{ container }}.* --status running --restarts 2:5 --present
{% endfor %} {% endfor %}
{% endif %} {% endif %}
{% if nrpe_process is defined %} {% if nrpe_service is defined %}
# process # systemd service
{% for process in nrpe_process %} {% for service in nrpe_service %}
command[check_proc_{{ process }}]=/usr/lib/nagios/plugins/check_systemd_service {{ process }} command[check_systemd_{{ service }}]=/usr/lib/nagios/plugins/check_systemd_service {{ service }}
{% endfor %} {% endfor %}
{% endif %} {% endif %}
@@ -82,9 +85,9 @@ command[check_proc_{{ process }}]=/usr/lib/nagios/plugins/check_systemd_service
# kubernetes # kubernetes
{% if nrpe_kubernetes is defined %} {% if nrpe_kubernetes is defined %}
## nodes ## nodes
command[check_proc_kubelet]=/usr/lib/nagios/plugins/check_systemd_service kubelet command[check_systemd_kubelet]=/usr/lib/nagios/plugins/check_systemd_service kubelet
command[check_proc_etcd]=/usr/lib/nagios/plugins/check_systemd_service etcd command[check_systemd_etcd]=/usr/lib/nagios/plugins/check_systemd_service etcd
command[check_proc_containerd]=/usr/lib/nagios/plugins/check_systemd_service containerd command[check_systemd_containerd]=/usr/lib/nagios/plugins/check_systemd_service containerd
{% endif %} {% endif %}
{% if nrpe_kubernetes_manager is defined %} {% if nrpe_kubernetes_manager is defined %}
## manager / control plane ## manager / control plane