© Geodise Project, University of Southampton, 2003. Short Message Service Aims Architecture Tools Future Work.

© Geodise Project, University of Southampton, 2003.

Short Message Service

• Aims• Architecture• Tools• Future Work

© Geodise Project, University of Southampton, 2003.

Aims

• Using SMS in Grid environment• Two-way communication

Send notifications to a mobile user Retrieve the replied message from the mobile user to perform a certain

task Relieve users from being bound to their desktops

• Using SMTP to send images and large files• Be able to be plugged-n-played in any Grid-enabled

environment

© Geodise Project, University of Southampton, 2003.

SMS Network

Client User

SMSC

GRAMXML-RPC

Client User

GSM

Internet

SMS

SMS

Messenger Service

XML-RPCInternet

GR

AM

GR

AM

© Geodise Project, University of Southampton, 2003.

System Design

Globus Server

SSL

Messenger Server

Messenger Client

GRAM

Authorization

Allocate

TC

P/IP

Client

Client

Client

Matlab

Grid CertirficateProxy

Service

SMSC

DB

© Geodise Project, University of Southampton, 2003.

Two-Way Message Process

Data

LinuxLinuxRemotemachine

2. sndmsg

3.2 create an entry4.3. update the entry

3.1fwmsg 3.2rcvmsg

4.1 sndmsg4.2.rcvmsg

MessengerClient

MessengerServer SMSC

8. deleteexpiredentries

Cluster

DBService

Matlab

Application

1.gd_sendtext

5. gd_querytext

6. query job statuswith the job handle

7.query jobstatus with ajob handle

© Geodise Project, University of Southampton, 2003.

Database for the SMS

msgID jobHandle sendTm

0 1213131334 31/12/02 12:00 running

1 1234567487 31/12/02 13:00

receivedTm

-0:00

01/01/03 12:45

jobstatus expiredTm

01/01/03 12:00

01/01/03 13:00to abort

© Geodise Project, University of Southampton, 2003.

Using gd_sendtext in Matlab

Type gd_sendtext(‘00447880707831’, ‘job done, results send to [email protected]’) in Matlab environment as shown below

Check if the user has a valid proxy certificate Create a proxy if there is no valid one Submit a job to Globus Server Start the Messenger Application Send the message to the Messenger Server Receive the message from the mobile phone

© Geodise Project, University of Southampton, 2003.

Results

© Geodise Project, University of Southampton, 2003.

Using gd_sendmail in Matlabgd_sendmail(‘[email protected]’, 'Simulation results from Geodise 0.3.3 demonstrator',... 'A short report and a pressure contour plot is attached', {'report.txt','pressure.jpg'})

© Geodise Project, University of Southampton, 2003.

Future Work

• Implement the other way communication• Send a replied message from mobile phone to

the messenger server• Update the entry in the database• Query the entry from the application in Matlab