Introduction

coap.mqtt.lwm2m.client is a command-line tool for everyday work with coap,mqtt,or lwm2m.

• coap-client: It is a simple command-line tool for interacting with CoAP servers.

Installation

aiocoap, it is the python CoAP library.

To install this module,first,download the library file,then modify the file named resource.py

return self._resources[request.opt.uri_path], request.copy(uri_path=request.opt.uri_path) line 253
return self._resources[request.opt.uri_path], request.copy(uri_path=copy()) the initial code

finally,run " python setup.py install " to install the library

the lwm2m-client,it's written according to the aiocoap

you can download the library file from https://github.com/wangnuannuan/lwm2m-client.git

 python setup.py install

the usage

coap-client [-h] [--non] [-m METHOD] [--observe] [--observe-exec CMD] [--accept MIME] [--proxy HOST[:PORT]] [--payload X] [--content-format MIME] [-v] [-q] [--dump FILE] [--interactive] [--credentials CREDENTIALS]

• --non, Send request as non-confirmable (NON) message,Default: False

• --method, Name or number of request method to use ,Default: “GET”

• --observe, Register an observation on the resource,Default: False

• --observe-exec,Run the specified program whenever the observed resource changes, feeding the response data to its stdin

• --accept, Content format to request

• --proxy, Relay the CoAP request to a proxy for execution

• --payload, Send X as payload in POST or PUT requests. If X starts with an '@', its remainder is treated as a file name and read from.

• --content-format, Content format sent via POST or PUT

• -v, --verbose, Increase the debug output

• -q, --quiet, Decrease the debug output

• --dump,Log network traffic to FILE

• --interactive, Enter interactive mode # careful: picked before parsing

• --credentials, Load credentials to use from a given file

• url,CoAP address to fetch

mqtt-client [-h] [-d DEBUG] [-a HOST] [-i ID] [-k KEEPALIVE] [-p PORT] [-u USERNAME] [-P PASSWORD] [-t TOPIC] [--payload] [--qos]

• -d ,if the debug is true,run the mqtt client
• -a ,host the client to connect
• -i,the client id
• -k,the time keepalive,default=60
• -p ,the server port
• -u,username
• -P,the password
• -t,the topic to subscribe or unsubscribe
• --payload,the message to publish

lwm2m-client [-n endpointname] [-c createobj] [-s setobjvalue] [-r run/register]

• -n,the device name
• -c,if yes ,then create object,for example[/3303/0],if enter n,it will stop create object
• -s,if yes,then set the object value,for example [/3303/0 5700 0],if enter n,it will stop set object value
• -r,(yes)run the client