Nagios Plugin  to check a Unifi Controller (Accesspoints and Switches).

Usage: /usr/bin/php check_unifi.php -H [controller] -u [controlleruser] -p [controllerpassword] -P [controllerport] -m [mode] -a [Accesspoint/Switch/Client/SSID] -w [Warning] -c [Critical] ( -S [site] -s =https -C [configfile] -r [nagios result] -i =invers nagios result -d =debug)

controller 
= Controller Version

site
= list all Site ID and Name

clients  
= list all clients (console)

clients_wifi
= list all wifi clients with connection speed (console)

devices_console
= list all devices (only use in console)

clients_all
= count all clients (wired/wifi)

clients_name ( + Accesspoint)
= count and list all wifi clients (or off one accesspoint)

clients_name_guest ( + Accesspoint)
= count list all wifi clients and guests (or off one accesspoint)

clients_count ( + Accesspoint)
= count wifi clients (or off one accesspoint)

clients_count_guest ( + Accesspoint)
= count wifi clients and guests (or off one accesspoint)

channels + Accesspoint
= channels 2GHz/5GHz off an accesspoint

client_transfer + Clientname or IP
= rx/tx transfer off a Client (KBit/MBit)

client_transfer+ + Clientname or IP
= rx/tx transfer off a Client (KByte/MByte)

client_uplink + Clientname or IP
= uplink off a wifi client

client_uptime
= uptime off a client (connection uptime)

transfer + Accesspoint
= rx/tx transfer off an accesspoint (Kbit/Mbit)  

transfer+ + Accesspoint
= rx/tx transfer off an accesspoint (Kbyte/Mbyte)

swtich_transfer + Switch
= rx/tx transfer off a swtich (KBit/MBit)

switch_transfer+ + Switch
= rx/tx transfer off a switch (KByte/MByte)

uptime + Accesspoint/Switch
= uptime off an accesspoint/switch

update + Accesspoint/Switch
= update firmware is available off an accesspointi/switch (point release, major version, minor version)

uplink + Accesspoint warn crit
= uplink off an accesspoint (wireless: with connection speed and warn/critical)

experience + Accesspoint warn crit
= wireless experience off an accesspoint with warn/critical

utilisation + Accesspoint warn crit
= wireless utilisation off an accesspoint with warn/critical (2GHz,5GHz)

mem + Accesspoint warn crit
= memory usage output Mb off an accesspoint or a switch with warn/critical percent

mem% + Accesspoint warn crit
= memory usage output percent off an accesspoint or a switch with warn/critical percent

cpu + Accesspoint/Switch warn crit
= cpu and load combination usage off an accesspoint or a switch with warn/critical procent

cpu% + Accesspoint/Switch warn crit
= cpu usage off an accesspoint or a switch with warn/critical procent

load + Accesspoint/Switch warn crit
= linux_load usage off an accesspoint or a switch with warn/critical 1,5,15

temperature + Switch
= temperature off a switch with warn/critical

ap warn crit
= count Accesspoint (Online and Offline) with warn and critical offline Accesspoints

switch warn crit
= count Switch (Online and Offline) with warn and critical offline Switch

clients_ssid ( + SSID Name)
= count all ssid clients for every ssid or one ssid

clients_count_ssid + SSID Name
= count all wifi clients for one ssid

clients_count_guest_ssid + SSID Name
= count all wifi clients and guests for one ssid

clients_wifi                             
= count all clients WiFi standards for one site

Count over all sites:
ap_unifi warn crit
= count Accesspoint (Online and Offline) with warn and critical offline Accesspoints

switch_unifi warn crit
= count Switch (Online and Offline) with warn and critical offline Switch

ap_unifi_name warn crit
= count Accesspoint (Online and Offline) with warn and critical named offline Accesspoints

switch_unifi_name warn crit
= count Switch (Online and Offline) with warn and critical named offline Switch

clients_unifi
= count all clients

clients_count_unifi
= count all wifi clients

clients_count_guest_unifi
= count all wifi clients and guests

clients_wifi_unifi
= count all clients WiFi standards

lte_uplink
= lte uplink off a LTE AP with warn and critical rssi,rsrq,rsrp

lte_failover
= lte failover off a LTE AP

lte
= lte connection off a LTE AP

alarms_count
= count all alarm messages