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implemented health-nginx
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@ -8,6 +8,7 @@ on_calendar_btrfs_health_check: "*-*-* 00:00:00"
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on_calendar_journalctl_health_check: "*-*-* 00:00:00"
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on_calendar_journalctl_health_check: "*-*-* 00:00:00"
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on_calendar_disc_space_check: "*-*-* 06,12,18,00:00:00"
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on_calendar_disc_space_check: "*-*-* 06,12,18,00:00:00"
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on_calendar_docker_health_check: "*-*-* 09,10,11,12,13,14,15,16,17,18,19,20,21,22,23,00,01,02:00:00"
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on_calendar_docker_health_check: "*-*-* 09,10,11,12,13,14,15,16,17,18,19,20,21,22,23,00,01,02:00:00"
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on_calendar_nginx_health_check: "*-*-* 09,10,11,12,13,14,15,16,17,18,19,20,21,22,23,00,01,02:15:00"
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on_calendar_backups_cleanup: "*-*-* 06,12,18,00:30:00"
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on_calendar_backups_cleanup: "*-*-* 06,12,18,00:30:00"
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on_calendar_free_disc_space: "*-*-* 07,13,19,01:30:00"
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on_calendar_free_disc_space: "*-*-* 07,13,19,01:30:00"
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7
roles/health-nginx/README.md
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7
roles/health-nginx/README.md
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# health-nginx
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Sends a health report for nginx configurations. This role was created with the help of ChatGPT. The conversation you will find [here](https://chat.openai.com/share/4033be29-12a6-40a3-bf3c-fc5d57dba8cb).
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## see
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- https://nginx.org/en/docs/
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- https://docs.ansible.com/ansible/latest/modules/uri_module.html
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46
roles/health-nginx/files/health-nginx.py
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46
roles/health-nginx/files/health-nginx.py
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import os
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import requests
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import sys
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# Define the path to the nginx configuration directory
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config_path = '/etc/nginx/conf.d/'
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# Initialize the error counter
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error_counter = 0
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# Iterate over each file in the configuration directory
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for filename in os.listdir(config_path):
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if filename.endswith('.conf'):
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# Extract the domain and subdomain from the filename
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name = filename.replace('.conf', '')
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parts = name.split('.')
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# Prepare the URL and expected status codes
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url = f"http://{name}"
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# Determine expected status codes based on subdomain
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if parts[0] == 'www':
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expected_statuses = [301]
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elif parts[0] == 's':
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expected_statuses = [403]
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else:
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# For domain.tld where no specific subdomain is present
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expected_statuses = [200, 301]
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try:
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# Send a HEAD request to get only the response header
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response = requests.head(url, allow_redirects=True)
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# Check if the status code matches the expected statuses
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if response.status_code in expected_statuses:
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print(f"{name}: ok")
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else:
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print(f"{name}: error")
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error_counter += 1
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except requests.RequestException as e:
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# Handle exceptions for requests like connection errors
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print(f"{name}: error due to {e}")
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error_counter += 1
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# Exit the script with the number of errors as the exit code
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sys.exit(error_counter)
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12
roles/health-nginx/handlers/main.yml
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12
roles/health-nginx/handlers/main.yml
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- name: "reload health-nginx.service"
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systemd:
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name: health-nginx.service
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enabled: yes
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daemon_reload: yes
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- name: "restart health-nginx.timer"
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systemd:
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name: health-nginx.timer
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state: restarted
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enabled: yes
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daemon_reload: yes
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3
roles/health-nginx/meta/main.yml
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3
roles/health-nginx/meta/main.yml
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dependencies:
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- python-pip
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- systemd_notifier
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28
roles/health-nginx/tasks/main.yml
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28
roles/health-nginx/tasks/main.yml
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- name: Install required Python modules
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pip:
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name: requests
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- name: "create {{ nginx_health_check_folder }}"
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file:
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path: "{{ nginx_health_check_folder }}"
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state: directory
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mode: 0755
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- name: create health-nginx.py
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copy:
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src: health-nginx.py
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dest: "{{ nginx_health_check_folder }}health-nginx.py"
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- name: create health-nginx.service
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template:
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src: health-nginx.service.j2
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dest: /etc/systemd/system/health-nginx.service
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notify: reload health-nginx.service
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- name: create health-nginx.timer
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template:
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src: health-nginx.timer.j2
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dest: "/etc/systemd/system/health-nginx.timer"
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register: health_nginx_timer
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changed_when: health_nginx_timer.changed or activate_all_timers | default(false) | bool
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notify: restart health-nginx.timer
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7
roles/health-nginx/templates/health-nginx.service.j2
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7
roles/health-nginx/templates/health-nginx.service.j2
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[Unit]
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Description=Check nginx configuration status
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OnFailure=systemd-notifier@%n.service
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[Service]
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Type=oneshot
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ExecStart=/usr/bin/python3 {{ nginx_health_check_folder }}health-nginx.py
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10
roles/health-nginx/templates/health-nginx.timer.j2
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10
roles/health-nginx/templates/health-nginx.timer.j2
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[Unit]
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Description=starts health-nginx.service
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[Timer]
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OnCalendar={{ on_calendar_nginx_health_check }}
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RandomizedDelaySec={{ randomized_delay_sec }}
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Persistent=false
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[Install]
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WantedBy=timers.target
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1
roles/health-nginx/vars/main.yml
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1
roles/health-nginx/vars/main.yml
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nginx_health_check_folder: "{{ path_administrator_scripts }}health-nginx/"
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2
roles/nginx/meta/main.yml
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2
roles/nginx/meta/main.yml
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dependencies:
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- health-nginx
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