MQTT: Difference between revisions
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== Where == | == Where == | ||
It seems to run at <s>'''10.208. | It seems to run at <s>'''10.208.1.49'''</s>(you shouldnt connect by IP) aka '''mqtt.vm.nurd.space''' on the default port of 1883. This is actually running on [[Jarvis]]. | ||
We kept the ip and name when we moved the services from [[Arbiter]]. But stopped doing so now. | We kept the ip and name when we moved the services from [[Arbiter]]. But stopped doing so now. | ||
== Using Auth / TLS == | |||
<gallery> | |||
Image:mqtt-add-user-step1.png | |||
Image:mqtt-add-user-step2.png | |||
Image:mqtt-add-user-step3.png | |||
</gallery> | |||
== Whats it used for == | == Whats it used for == | ||
Revision as of 10:03, 29 April 2023
What
MQTT is pronounced 'mosquito' , ISO20922 describes it.
It's a simple messaging protocol with a publish/subscribe based model.
Where
It seems to run at 10.208.1.49(you shouldnt connect by IP) aka mqtt.vm.nurd.space on the default port of 1883. This is actually running on Jarvis.
We kept the ip and name when we moved the services from Arbiter. But stopped doing so now.
Using Auth / TLS
Whats it used for
Power Meter
The Power_Meter project publishes it's readings to the following topics;
#define MQTT_TOPIC_WATT "powermeter/watt" #define MQTT_TOPIC_KWH "powermeter/kwh" #define MQTT_TOPIC_PULSE "powermeter/pulsecount" (from; https://github.com/NURDspace/kwhMeter/blob/master/src/config.h_sample)
temperature/humidity
- DASTEMPERATUR: zaal 1
- DASTEMPERATUR2: gamers room
- DASTEMPERATURbar: bar
- DASTEMPERATURplee: women's toilet
Used topics
this/list/is/very outdated
power/main/pulsecount 1441113
power/main/kwh 3842.968
power/main/watt 235
space/state 0
space/grotezaal/rechts/1 off
space/grotezaal/rechts/1/stat off
space/hal/rechts/1 off
space/hal/rechts/1/stat off
space/bar/1 off
space/bar/1/stat off
space/makerhoek/1 off
space/makerhoek/1/stat off
stat/sonoff/POWER ON
stat/audioamp/POWER OFF
sonoff/POWER ON
sonoff/audioamp/POWER ON
tele/audioamp/LWT Online
cmnd/audioamp/POWER OFF DASTEMPERATUR2 { "epoch":1533487686, "temperature": 28.0, "humidity": 18.4 }
DASTEMPERATURbar { "epoch":1533487706, "temperature": 29.0, "humidity": 34.0 }
DASTEMPERATUR { "epoch":1533487707, "temperature": 32.6, "humidity": 29.0 }
DASTEMPERATURplee { "epoch":1533487710, "temperature": 30.0, "humidity": 27.0 }