Difference between revisions of "M2M Bridge"

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# [[Functionality]]
+
[[File:AmtechM2mBridge.svg|40px]] M2MBridge is a software stack that implements M2M edge functionality leveraging AMTech IoT Protocol
−
# [[Edge Configuration]]
+
# [[M2MBridge Functionality|Functionality]]
 +
# [[Configuration example]]
 +
# [[M2MBridge network]]
 +
#: [[Aggregation]]
 +
#: [[Edge reasoners]]
 +
#: [[Mesh network]]
 +
# [[Intelligence at the Edge]]
 +
#: [[WhatIsAPlugin|What is a plugin?]]
 +
#: [[EPC (Electronic product code)]]
 +
#: [[Smoothing observations]]
 +
# [[Observations production and consumption]]
 
# [[Cloud Configuration]]
 
# [[Cloud Configuration]]
 +
#: [[Observation production config]]
 +
#: [[Validation]]
 +
#: [[Sample configuration for beacons]]
 +
# [[Automatic updates on bridge instance delete]]
 
# [[Implementation notes]]
 
# [[Implementation notes]]
 
# [[How to implement a new plugin]]
 
# [[How to implement a new plugin]]
−
== How to install ==
+
# [[Set up a new Raspberry PI]]
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*Clone git repository (https://github.com/AMTechMX/M2MBridge.git)
+
# [[Edge Configuration|M2MBridge Edge Configuration]]
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*Install nodejs https://nodejs.org/en/download/package-manager/
+
# [[M2MBridge updates]]
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*Install npm (http://blog.npmjs.org/post/85484771375/how-to-install-npm)
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# [[How to install & execute]]
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*Delete at /.../M2MBridge/plugins/xxx unneeded plug-ins (optional)
+
# [[HelloWorld plugin]]
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*Install packages for m2mBridge core and plug-ins (https://docs.npmjs.com/cli/install:)
+
# Supported plugins
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*Execute npm install at:
+
## [[File:wi-fi.svg|35px]] [[File:tcp-ip.svg|35px]] [https://en.wikipedia.org/wiki/Ethernet Wifi or RJ45 Ethernet]
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**M2MBridge directory
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##: [[File:SNMPDevice.svg|35px]] [[SNMPDevice]]
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**each plug-in directory
+
##: [[File:LLRPReader.svg|35px]] [[LLRPReader]]
−
 
+
##:: [[File:LLRPAntenna.svg|35px]] [[LLRPAntenna]]
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== HelloWorld plugin ==
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##: [[File:thing-magic.svg|35px]] [[ThingMagicEPCReader]]
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=== Create thing type HelloWorld ===
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##:: [[File:LLRPAntenna.svg|35px]] [[LLRPAntenna]]
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*add supported property type string hwgreetingLabel (See [[Activities#Thing types|Thing types]])
+
##: [[File:plc-icon.svg|35px]] [[OPCUADevice]]
−
**string without space validation regexp ^[^\s]+$
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##: [[File:modbus.svg|45px]] [[ModbusDevice]]
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*add supported property type integer hwSayHelloFrequency
+
##: [[File:wioGeneric.png|45px]] [[Wio Devices]] (troubleshooting inside)
−
 
+
##:: [[File:wioNode.svg.svg|35px]] [[wioNode]]
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=== Create observation type obsrvHelloWorld ===
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##:: [[File:wioLink.svg|35px]] [[wioLink]]
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*add supported property type string hwgreetingLabel (See [[Sensor's network#Observations and observation types|Observations and observation types]])
+
## [[File:bt.svg|35px]] [https://en.wikipedia.org/wiki/Bluetooth_Low_Energy BLE 4.0]
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*clone obsrvHelloWorld with name commandHelloWorld
+
##: [[File:BLEbeaconsScanner.svg|35px]] [[BLEbeaconsScanner]]
−
 
+
##: [[File:bleOBDScanner.svg|35px]] [[BLEODB2Scanner]]
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=== Define observation types produce or consume by the Thing ===
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##: [[File:BLEPeripheralsScanner.svg|35px]] [[BLEPeripheralsScanner]]
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*add obsrvHelloWorldobservation to Observation Production configuration list (See [[Activities#Thing types|Thing types]])
+
##: [[File:BluvisioniBEEK.jpg|65px]] [[BLEBluvisionBeeksScanner]]
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*add commandHelloWorldobservation to Observation Production configuration list
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##: [[File:BLEGattCentral.svg|35px]] [[BLEGattCentral]]
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*add observationresourcecrud to Observation Production configuration list
+
## [[File:i2c.svg|35px]] [https://en.wikipedia.org/wiki/I%C2%B2C I2C]
−
 
+
##: [[File:watersensor.svg|35px]] [[PCA9536I2CWaterDetectionWithBuzzer]]
−
=== Implement plugin HelloWorld interface ===
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##: [[File:TSL2561Light.svg|65px]] [[TSL2561I2CLight]]
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*create a directory with the thing type name HelloWorld at (See [https://github.com/AMTechMX/M2MBridge/tree/master/plugins plugin directory] )
+
##: [[File:soundvibration.svg|35px]] [[ADC121C021I2CSoundVibrationShock]]
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*at the directory HelloWorld create a javascript file HelloWorld.js
+
##: [[File:ncd-i2c.png|65px]] [https://store.ncd.io/shop/?fwp_interface=i2c-interface NCD I2C devices]
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*implement the interface (See [[M2MBridge# How to implement a new plugin| How to implement a new plugin]])
+
##: [[File:grove-log.png|65px]] [https://www.seeedstudio.com/category/Grove-c-1003%7C%7C24.html?p=0 Grove devices via I2C]
−
<syntaxhighlight lang="javascript">
+
## [[File:usb-logo.svg|35px]] [https://en.wikipedia.org/wiki/USB USB 2.0]
−
    function HelloWorld() {
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##: [[File:thing-magic.svg|35px]] [[ThingMagicEPCReader]]
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    }
+
##:: [[File:LLRPAntenna.svg|35px]] [[LLRPAntenna]]
−
 
+
##: [[File:Phidgets-Logo.png|65px]] [https://www.phidgets.com/?tier=0&catid=3&pcid=12 Phidgets USB sensors]
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    HelloWorld.prototype.start = function (complete) {
+
<!--##:[[File:modbus.svg|45px]] [[ModbusDevice]]-->
−
        try {
+
## [[File:xbee-pro-900hp.svg|35px]] [https://www.digikey.com/catalog/en/partgroup/xbee-pro-900hp/33082?utm_adgroup=RF%20&%20RFID XBee-Pro 900HP]
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            complete(null);
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##: [[File:relay-home-automation.svg|35px]] [[NCDXbee900Relay]]
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        } catch (e) {
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##: [[File:energy-monitor.svg|35px]] [[NCDXbee900EnergyMonitor]]
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            complete(e);
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##: [[File:ncd-i2c.png|65px]] [https://store.ncd.io/shop/?fwp_interface=900hp-s3b NCD devices supporting XBee-Pro 900HP communication]
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        }
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<!-- ## [[File:libelium.svg|45px]] [[waspmoteBLECentral]]-->
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    };
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##: [[File:libelium.svg|65px]] [http://www.libelium.com/libeliumworld/waspmote/ Libelium waspmote]
−
 
+
##:: [[File:SmartEnvironment.jpg|65px]] [[Smart environment PRO]]
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    HelloWorld.prototype.stop = function (complete) {
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##:: [[File:SmartAgriculture.png|65px]] [[Smart Agriculture]]
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        try {
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##:: [[File:SmartWater.jpg|65px]] [[Smart Water]]
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            complete(null);
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##:: [[File:SmartWaterIons.png|65px]] [[Smart Water Ions]]
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        } catch (e) {
+
##:: [[File:SmartCities.jpg|65px]] [[Smart Cities]]
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            complete(e);
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##:: [[File:SmartParking.jpg|65px]] [[Smart Parking]]
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        }
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##:: [[File:SmartSecurity.jpg|65px]] [[Smart Security]]
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    };
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##:: [[File:Radiation.png|65px]] [[Radiation]]
−
 
+
##:: [[File:AmbientControl.png|65px]] [[Ambient Control]]
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    HelloWorld.prototype.command = function (observation, complete) {
+
−
        try {
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            complete(null);
+
−
        } catch (e) {
+
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            complete(e);
+
−
        }
+
−
    };
+
−
 
+
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    module.exports.HelloWorld = HelloWorld;
+
−
</syntaxhighlight>
+
−
 
+
−
=== Functionality ===
+
−
*send an observation obsrvHelloWorldobservation with the frequency set by the property hwSayHelloFrequency
+
−
*change hwgreetingLabel value when receive command obsrvHelloWorld observation
+
−
*implement placeholder #{greetingLabel}
+
−
*start method
+
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**create an observation type obsrvHelloWorld at /amtech/things/observations (See [[Simulator|Simulator]])
+
−
**copy observation instance jsonld
+
−
<syntaxhighlight lang="javascript">
+
−
    var clone = require('clone');
+
−
    var util = require('util');
+
−
 
+
−
    function HelloWorld() {
+
−
    }
+
−
 
+
−
    HelloWorld.prototype.start = function (complete) {
+
−
        var self = this;
+
−
        try {       
+
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            self.sayHelloInterval = setInterval(function(){
+
−
                var obsrvHelloWorld = clone({
+
−
                    "proximityarea": "",
+
−
                    "topic": "",
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−
                    "guestusers": [],
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                    "targetthings": "[]",
+
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                    "location": "",
+
−
                    "@type": "/amtech/linkeddata/types/composite/observation/obsrvHelloWorld",
+
−
                    "hwgreetingLabel": "",
+
−
                    "creationDate": "2016-04-20T03:24:54.099Z",
+
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                    "guesttenants": [],
+
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                    "description": "",
+
−
                    "producer": ""
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                });
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−
                obsrvHelloWorld.hwgreetingLabel = self.hwgreetingLabel;
+
−
                var ph = {'greetingLabel': self.hwgreetingLabel};
+
−
                self.sendObservation(self,obsrvHelloWorld, ph );           
+
−
            }, self.hwSayHelloFrequency);
+
−
            complete(null);
+
−
        } catch (e) {
+
−
            complete(e);
+
−
        }
+
−
    };
+
−
 
+
−
    HelloWorld.prototype.stop = function (complete) {
+
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        try {
+
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            if (this.sayHelloInterval) {
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                clearInterval(this.sayHelloInterval);
+
−
            }
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            complete(null);
+
−
        } catch (e) {
+
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            complete(e);
+
−
        }
+
−
    };
+
−
 
+
−
    HelloWorld.prototype.command = function (observation, complete) {
+
−
        try {
+
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            if(observation['@type'] === "/amtech/linkeddata/types/composite/observation/commandHelloWorld"){
+
−
                this.hwgreetingLabel = observation.hwgreetingLabel;
+
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                complete(null);
+
−
            }else{
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                complete(new Error(util.format("HelloWorld %s support commands of observations type commandHelloWorld", this._name)));
+
−
            }
+
−
        } catch (e) {
+
−
            complete(e);
+
−
        }
+
−
    };
+
−
 
+
−
    module.exports.HelloWorld = HelloWorld;
+
−
</syntaxhighlight>
+
−
 
+
−
=== Configure amtechM2MBridge template ===
+
−
*(See [[M2M Bridge#Cloud Configuration|Cloud Configuration]])
+
−
*create activity helloWorld (See [[Activities|Activities]])
+
−
*create helloWord notification (See [[Notifications|Notifications]])
+
−
**add subject with placeholder #{label}
+
−
**add subject with placeholder #{producer} and #{label}
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*create helloWorld actor with access polices (See [[Access control#Actors|Actors]])
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−
**amtechM2MBridge thing type
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−
**HelloWord thing type
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−
**helloWord notification
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−
**associate helloWorld actor with helloWorld activity
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−
*configure observation production (See [[Activities#Observation production configuration|Observation production configuration]])
+
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** thing type HelloWorld
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−
***observation type obsrvHelloWorld
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−
****topic /helloWorld/#{greetingLabel}
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−
****producer #{thingId}
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−
****guestTeants add m2mcreator to shared the observation
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−
***observation type observationresourcecrud
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****topic /helloWorld/asynch
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−
****producer #{thingId}
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** thing type amtechM2mBridge
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***observation type observationresourcecrud
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****topic /helloWorld/asynch
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−
****producer #{thingId}
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*create observation simulation for observation type obsrvHelloWorld (to be used in observers)
+
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*create helloWorld observer (See [[Observers|Observers]])
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**type observation obsrvHelloWorld
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**test observer
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*create helloWorld reazoner (See [[Reasoners|Reasoners]])
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**add action send notification type helloWorld
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**add action send command
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**test and validate reasoner
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*publishing activity (See [[Publishing|Publishing]])
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**validate activity
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**deploy activity
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*invite a user as helloWorld actor (See [[Access control#Actors|Invite user]])
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**user id smartsensor@amtech.mx
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*configure helloWorld m2mBridge template
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** create amtechM2MBridge instance with name helloWorld (See [[IoT Semantics|Instances]])
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−
***it will be the value of templateId at bridgeConfig.json (See [[M2M Bridge#Edge Configuration|Edge Configuration]])
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**create HelloWorld type instace with name helloWorld
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−
**associate HelloWorld instance to amtechM2MBridge instance
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−
**give guest access to helloWorld M2MBridge instance to tenant m2mfollower and user smartsensor@amtech.mx
+
−
*add new action send Command to reasoner helloWorld
+
−
**thing type HelloWorld
+
−
**observation type commandHelloWorld
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−
**set topic to /helloWorld/asynch
+
−
**set target uri to observation producer (See [[Sensor's network#Observations and observation types|targetthings]])
+
−
**set hwgreetingLabel holaFromCommand
+
−
 
+
−
=== bridgeConfig.json ===
+
−
*(See [[M2M Bridge#Edge Configuration|Edge Configuration]])
+
−
<syntaxhighlight lang="jsonld">
+
−
    {
+
−
        "description": "AMTech M2M Bridge Helloworld demo",
+
−
        "description:children" : true,
+
−
        "dap":{
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−
            "dapUrl": "https://dapdev.amtech.mx",
+
−
            "userId": "smartsensor@amtech.mx",
+
−
            "tenant" : "m2mfollower",
+
−
            "password" :"xxxxxxxx"
+
−
        },
+
−
        "templateId":"helloWorld",
+
−
        "bridgeIdPrefix":"helloWorldDemo",
+
−
        "location:children" : true,
+
−
        "address" :{
+
−
            "country" : "USA",
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−
            "city": "New York City",
+
−
            "road" : "97th street transverse"
+
−
        }   
+
−
    }
+
−
</syntaxhighlight>
+
−
 
+
−
=== Debug a plugin ===
+
−
*node-inspector &
+
−
**[https://greenido.wordpress.com/2013/08/27/debug-nodejs-like-a-pro/ Debug NodeJS Like A Pro]
+
−
**[https://mattdesl.svbtle.com/debugging-nodejs-in-chrome-devtools Debugging Node.js in Chrome DevTools]
+
−
*visit http://127.0.0.1:8080/?ws=127.0.0.1:8080&port=5858
+
−
 
+
−
== Example plugins (See [https://github.com/AMTechMX/M2MBridge/tree/master/plugins exiting plugins])==
+
−
 
+
−
=== LLRPReader ===
+
−
Bridge EPC Low Level reader protocol to IoT DAP (See [https://github.com/AMTechMX/M2MBridge/tree/master/plugins/LLRPReader LLRPReader]) and /amtech/linkeddata/types/composite/entity/LLRPReader
+
−
*Edge Intelligence
+
−
**Implementing smoothing for new and lost tag
+
−
**EPC decoding
+
−
**Groups tags read by antennas groups
+
−
**Groups tags by EPC decoding.
+
−
*Placeholders (See [[Observation enrichment#Placeholders substitution|Placeholders]])
+
−
** #{antennaId} Llrp protocol antenna Id set at antennas supported property
+
−
** #{smoothingResult} if smoothing has been set to true LLRP reader observations can be sent to a topic depending of the smoothing process result [new|lost]  
+
−
** #{llrpReaderProximity} Set the llrp reader proximity area supported property value to targetThing proximity value field
+
−
** #{antennaProximity} Set the llrp antenna proximity area supported property value to targetThing proximity value field
+
−
** #{tagEncoding} EPC encoding name
+
−
**A component of  decoded epc tag; helpful to organize epc observations; for example company-prefix to inform companies about products arrival or set access control.      
+
−
    #{epcUri|companyPrefix|itemReference|serialNumber|
+
−
    serialReference|locationReference|extension|assetType|
+
−
    individualAssetReference|serviceReference|documentType|
+
−
    managerNumber|objectClass|cAGEOrDODAAC}
+
−
*Produced observations (see /amtech/linkeddata/types/composite/observation)
+
−
**/amtech/linkeddata/types/composite/observation/observationresourcecrud
+
−
**/amtech/linkeddata/types/composite/observation/graiEPC
+
−
**/amtech/linkeddata/types/composite/observation/graiEPC
+
−
**/amtech/linkeddata/types/composite/observation/decode96EPC
+
−
**/amtech/linkeddata/types/composite/observation/sgtinEPC
+
−
**/amtech/linkeddata/types/composite/observation/dodEPC
+
−
**/amtech/linkeddata/types/composite/observation/giaiEPC
+
−
**/amtech/linkeddata/types/composite/observation/ssccEPC
+
−
**/amtech/linkeddata/types/composite/observation/gdtiEPC
+
−
**/amtech/linkeddata/types/composite/observation/llrpError
+
−
**/amtech/linkeddata/types/composite/observation/dataEPC
+
−
**/amtech/linkeddata/types/composite/observation/encoded96EPC
+
−
**/amtech/linkeddata/types/composite/observation/gidEPC
+
−
*Commands (see /amtech/linkeddata/types/composite/observation)
+
−
**/amtech/linkeddata/types/composite/observation/gpoWriteDataEPC
+
−
 
+
−
=== BLEbeaconsScanner ===
+
−
Bridge bluetooth low energy apple's ibecon and google's eddystone protocols to IoT DAP (See [https://github.com/AMTechMX/M2MBridge/tree/master/plugins/BLEbeaconsScanner BLEbeaconsScanner]) and /amtech/linkeddata/types/composite/entity/BLEbeaconsScanner
+
−
*Edge Intelligence
+
−
**Implementing smoothing for new, broadcast and lost tag
+
−
*Placeholders (See [[Observation enrichment#Placeholders substitution|Placeholders]])
+
−
** #{smoothingResult} if smoothing has been set to true EddystoneScan observations can be sent to a topic depending of the smoothing process result [new|lost|broadcast]
+
−
** #{eddystoneType} Eddystone frame types, permissible values are uid, url and tlm
+
−
***uid broadcasts an opaque, unique 16-byte Beacon ID composed of a 10-byte namespace and a 6-byte instance.  
+
−
***url broadcasts a URL using a compressed encoding format in order to fit more within the limited advertisement packet.
+
−
***tlm telemetrics
+
−
** #{eddystoneNamespace} 10-byte ID Namespace
+
−
** #{eddystoneInstance} 6-byte ID Instance
+
−
** #{proximityarea} Set the EddystoneHub proximity area supported property value to targetThing proximity value field
+
−
** #{bleProtocol} [eddystone|ibeacon]  
+
−
** #{ibeaconUuid'} iBeacon advertised uuid
+
−
** #{'ibeaconMajor'} iBeacon advertised major
+
−
** #{'ibeaconMinor'} iBeacon advertised minor
+
−
** #{'ibeaconProximity} current proximity from sacanner [unknown|immediate|near|far]
+
−
*Produced observations (see /amtech/linkeddata/types/composite/observation)
+
−
**/amtech/linkeddata/types/composite/observation/observationresourcecrud
+
−
**/amtech/linkeddata/types/composite/observation/ibeaconScan
+
−
**/amtech/linkeddata/types/composite/observation/eddystoneBrodcast
+
−
**/amtech/linkeddata/types/composite/observation/eddystoneScan
+
−
**/amtech/linkeddata/types/composite/observation/eddystoneScan
+
−
 
+
−
=== SNMPDevice ===
+
−
Bridge simple network management protocol  to IoT DAP (See [https://github.com/AMTechMX/M2MBridge/tree/master/plugins/SNMPDevice SNMPDevice]) and /amtech/linkeddata/types/composite/entity/SNMPDevice
+
−
*Edge Intelligence
+
−
**Groups multiple snmp reads and writes in a single call
+
−
**Maps snmp oid into human readable names
+
−
*Produced observations (see /amtech/linkeddata/types/composite/observation)
+
−
**/amtech/linkeddata/types/composite/observation/observationresourcecrud
+
−
**/amtech/linkeddata/types/composite/observation/snmpError
+
−
**/amtech/linkeddata/types/composite/observation/snmpTrap
+
−
*Commands (see /amtech/linkeddata/types/composite/observation)
+
−
**/amtech/linkeddata/types/composite/observation/snmpSet
+

Latest revision as of 11:16, 14 January 2019

AmtechM2mBridge.svg M2MBridge is a software stack that implements M2M edge functionality leveraging AMTech IoT Protocol

  1. Functionality
  2. Configuration example
  3. M2MBridge network
    Aggregation
    Edge reasoners
    Mesh network
  4. Intelligence at the Edge
    What is a plugin?
    EPC (Electronic product code)
    Smoothing observations
  5. Observations production and consumption
  6. Cloud Configuration
    Observation production config
    Validation
    Sample configuration for beacons
  7. Automatic updates on bridge instance delete
  8. Implementation notes
  9. How to implement a new plugin
  10. Set up a new Raspberry PI
  11. M2MBridge Edge Configuration
  12. M2MBridge updates
  13. How to install & execute
  14. HelloWorld plugin
  15. Supported plugins
    1. Wi-fi.svg Tcp-ip.svg Wifi or RJ45 Ethernet
      SNMPDevice.svg SNMPDevice
      LLRPReader.svg LLRPReader
      LLRPAntenna.svg LLRPAntenna
      Thing-magic.svg ThingMagicEPCReader
      LLRPAntenna.svg LLRPAntenna
      Plc-icon.svg OPCUADevice
      Modbus.svg ModbusDevice
      WioGeneric.png Wio Devices (troubleshooting inside)
      WioNode.svg.svg wioNode
      WioLink.svg wioLink
    2. Bt.svg BLE 4.0
      BLEbeaconsScanner.svg BLEbeaconsScanner
      BleOBDScanner.svg BLEODB2Scanner
      BLEPeripheralsScanner.svg BLEPeripheralsScanner
      BluvisioniBEEK.jpg BLEBluvisionBeeksScanner
      BLEGattCentral.svg BLEGattCentral
    3. I2c.svg I2C
      Watersensor.svg PCA9536I2CWaterDetectionWithBuzzer
      TSL2561Light.svg TSL2561I2CLight
      Soundvibration.svg ADC121C021I2CSoundVibrationShock
      Ncd-i2c.png NCD I2C devices
      Grove-log.png Grove devices via I2C
    4. Usb-logo.svg USB 2.0
      Thing-magic.svg ThingMagicEPCReader
      LLRPAntenna.svg LLRPAntenna
      Phidgets-Logo.png Phidgets USB sensors
    5. Xbee-pro-900hp.svg XBee-Pro 900HP
      Relay-home-automation.svg NCDXbee900Relay
      Energy-monitor.svg NCDXbee900EnergyMonitor
      Ncd-i2c.png NCD devices supporting XBee-Pro 900HP communication
      Libelium.svg Libelium waspmote
      SmartEnvironment.jpg Smart environment PRO
      SmartAgriculture.png Smart Agriculture
      SmartWater.jpg Smart Water
      SmartWaterIons.png Smart Water Ions
      SmartCities.jpg Smart Cities
      SmartParking.jpg Smart Parking
      SmartSecurity.jpg Smart Security
      Radiation.png Radiation
      AmbientControl.png Ambient Control
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