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bundles/nginx: add monitoring
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This commit is contained in:
Franzi 2020-11-10 10:57:04 +01:00
parent 65a8efc97f
commit 8cb997133a
Signed by: kunsi
GPG key ID: 12E3D2136B818350
5 changed files with 528 additions and 1 deletions
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49
bundles/nginx/metadata.py
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@ -11,6 +11,18 @@ defaults = {
'nginx': {},
},
},
'icinga2_api': {
'nginx': {
'services': {
'NGINX PROCESS': {
'command_on_monitored_host': '/usr/local/share/icinga/plugins/check_systemd_unit nginx',
},
'NGINX STATUS': {
'command_on_monitored_host': '/usr/local/share/icinga/plugins/check_nginx_status',
},
},
},
},
'nginx': {
'worker_connections': 768,
'use_ssl_for_all_connections': True,
@ -70,3 +82,40 @@ def index_files(metadata):
'vhosts': vhosts,
},
}
@metadata_reactor
def monitoring(metadata):
services = {}
for vname, vconfig in metadata.get('nginx/vhosts', {}).items():
domain = vconfig.get('domain', vname)
if 'website_check_path' in vconfig and 'website_check_string' in vconfig:
services['NGINX VHOST {} CONTENT'.format(vname)] = {
'check_command': 'check_http_wget',
'vars.http_wget_contains': vconfig['website_check_string'],
'vars.http_wget_url': '{}{}'.format(domain, vconfig['website_check_path']),
}
if vconfig.get('check_ssl', False):
services['NGINX VHOST {} CERTIFICATE'.format(vname)] = {
'check_command': 'check_vhost_https_cert_at_url',
'vars.domain': domain,
}
max_connections = metadata.get('nginx/worker_connections') * metadata.get('nginx/worker_processes')
connections_warn = int(max_connections * 0.8)
connections_crit = int(max_connections * 0.9)
services['NGINX STATUS'] = {
'command_on_monitored_host': '/usr/local/share/icinga/plugins/check_nginx_status --warn={},-1,-1 --critical={},-1,-1 -H 127.0.0.1:22999'.format(connections_warn, connections_crit),
}
return {
'icinga2_api': {
'nginx': {
'services': services,
},
},
}