Liquid Stream Processing Across Web Browsers and Web Servers
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Liquid Stream Processing Across Web Browsers and Web Servers Masiar Babazadeh @masiarb Andrea Gallidabino @agallidabino Cesare Pautasso @pautasso University of Lugano Switzerland [email protected] 1
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Transcript of Liquid Stream Processing Across Web Browsers and Web Servers
Liquid Stream ProcessingAcross Web Browsersand Web ServersMasiar Babazadeh@masiarbAndrea Gallidabino@agallidabinoCesare Pautasso@pautasso
University of Lugano Switzerland
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Web Liquid Streams2
WebRTC
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var k = require('wls.js');setInterval(function(){ getTemperature(
function(temp, sensor_id){ k.send({ "temperature" : temp, "id" : sensor_id,
"ts" : new Date().getTime(), }); } );
}, 1000);
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{ topology : { id : “HAS_topology”, operators : [ { id : “producer”, script : “pi_prod.js”,
constraints : [“temperature”], }, …
],bindings : [
{from : “producer”,to : [“filter”, “web_consumer_1”]type : “broadcast”
},…
]}
}
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C
C
P
C
F
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C
C
P
C
F
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Filter Peers
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Filter Peers
Compute the ranking
F
CP
F
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F
CP
F
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F
CP
F C
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F
CP
F C
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F
CP
F C
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F C
P
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F C
P
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F C
P
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F C
P
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F
P
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F
P
C
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F
P
C
F
Operator Elasticity
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F
Operator Elasticity
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F
Operator Elasticity
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F
Operator Elasticity
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F
Operator Elasticity
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F
Operator Elasticity
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F
Operator Elasticity
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F
Fault Tolerance
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F
Fault Tolerance
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Fault Tolerance
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Fault Tolerance
FX
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C
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P
C
FX
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C
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P
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F
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P F C
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P F C
F
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1
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Every 10k msgs
Every 5k msgs
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Disconnection
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WebRTC
26Thank you.
Liquid Stream ProcessingAcross Web Browsersand Web ServersMasiar Babazadeh@masiarbAndrea Gallidabino@agallidabinoCesare [email protected]@usi.ch
