Xmppforcloudcomputing

XMPP for Cloud Services Cloud Camp – Milan 10 september 2009 Alessandro Malgaroli (Bluendo) [email_address] Fabio Forno (Bluendo) [email_address] Salvatore Loreto (Ericsson Research) [email_address]

What is Cloud Computing? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Cloud Architecture Problems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

XMPP & Cloud Computing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

XMPP Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],” Availability for Concurrent Transactions”(ACT) Peter Saint-Andre https://stpeter.im/index.php/2009/09/01/active-architectures

XMPP Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

XMPP Architecture ,[object Object],[object Object],[object Object],capulet.org montague.org balcony.capulet.org [email_address] [email_address] clients servers components

XMPP Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

XMPP Stanzas Pattern Examples Presence Broadcast to subscribed JIDs <presence from=‘juliet@capulet.org’> <c xmlns='http://jabber.org/protocol/caps‘ …/> </presence> Message One way Asynchronous <message from=‘romeo@montague.org’ to=‘juliet@capulet.org'> <event xmlns='http://jabber.org/protocol/pubsub#event'> … </event> </message> IQ Request Response <iq from=‘romeo@montague.org’ to=‘balcony.capulet.org’ type=‘get’ id=‘123’> <query xmlns=‘jabber:iq:disco#items”/></iq> <iq from=‘balcony.capulet.org’ to=‘romeo@montague.org’ type=‘result’ id=‘123’> <query xmlns=‘jabber:iq:disco#items”><items>…<items> </query></iq>

An example: Publish/Subscribe ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PubSub & REST ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PubSub Applications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],pubsub. capulet.org svc_1 svc_n Alarms Logs DEM Anomaly LogEvents … …

Xmppforcloudcomputing

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