Floodlightのモジュール機構

sdnstudy OpenFlow勉強会 その2で発表した資料

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1. FloodlightͷϞδϡʔϧػߏ ਗ਼ਫɹᠳ @oshothebig
2. ࣗݾ঺հ • ਗ਼ਫɹᠳ • @oshothebig • ࢓ࣄɿωοτϫʔΫͷݚڀ • झຯɿࣗసं • ϩʔυϨʔαʔʹ৐Δ • ࢼ߹Λݟʹߦ͘
3. Floodlight • Big Switch Networks͕ࣾΦʔϓϯιʔεͰ։ൃ͢Δ OpenFlowίϯτϩʔϥ • Web: http://floodlight.openflowhub.org/ • Source: http://github.com/floodlight/floodlight • Open SDN • Apache License ver. 2.0
4. Getting started $ sudo apt-get install build-essential default-jdk ant python-dev $ git clone git://github.com/floodlight/floodlight.git $ cd floodlight; ant $ java -jar target/floodlight.jar
6. ػೳ • API • Java (Event driven) • REST (RestletͰ֦ுՄೳ) • Topology discovery • Device manager • Static flow pusher • etc. ϞδϡʔϧػߏΛ ࢖࣮ͬͯ૷
7. Ϟδϡʔϧػߏʁ
8. ੜཱ͍ͪ • Floodlight͸Beacon͔ΒϑΥʔΫͨ͠ϓϩδΣΫτ • Beacon • Developed by David Erickson • http://www.beaconcontroller.net/ • GPL v2 and the Stanford University FOSS License Exception v1.0 • 2011೥12݄ޙ൒ɿFloodlightͷίʔυެ։
9. Beaconʹ͋ͬͯ Floodlightʹແ͍΋ͷ͸ʁ
10. Beaconʹ͋ͬͯ Floodlightʹແ͍΋ͷ͸ʁ Ϟδϡʔϧػߏ
11. Beacon uses OSGi by Spring Framework
12. XMLϑΝΠϧ͍ͬͺ͍
13. XMLͷઃఆΛϛε͢Δͱ ϥϯλΠϜΤϥʔ
14. ҙຯෆ໌ͳ͙Β͍େྔͷ ελοΫτϨʔεग़ྗ
15. ͋͛͘
16. νϡʔτϦΞϧͷઃఆ ϑΝΠϧྫ͕ؒҧ͍ͬͯͨ ͋͛͘
17. Floodlight
18. OSGiͷ࢖༻Λ΍Ίͨ Floodlight
19. ػೳͷ௥Ճ
20. Controller.javaΛฤू & ίϯύΠϧ
21. ͍͚ͯͳ͍
22. Ϟδϡʔϧػߏ͕ ࠷༏ઌࣄ߲ͩΑ! Alex Reimers
23. 2012/2/20? Ϟδϡʔϧػߏ෮׆
24. ΞʔΩςΫνϟ FloodlightProvider Ϟδϡʔϧ 1 Ϟδϡʔϧ 2 Ϟδϡʔϧ 3 Ϟδϡʔϧ N
25. Ϟδϡʔϧ • ػೳ͕ϩʔυ͞ΕΔ୯Ґ • IFloodlightModuleΠϯλʔϑΣΠε • αʔϏεΛ֎෦ͷϞδϡʔϧʹެ։ • αʔϏεɿػೳΛ֎෦ʹެ։͢Δ୯Ґ • ެ։͠ͳͯ͘΋Α͍ • ଞͷαʔϏεʹґଘ͢Δ͜ͱ΋͋Δ • ϞδϡʔϧϩʔμʹΑͬͯϩʔυ࣌ʹґଘੑղܾ
26. Service A Service B Module A Service C Module B use
27. IFloodlightModule ϝιου໊ આ໌ getModuleDependencies() ґଘαʔϏεΛฦ͢ getModuleService() ެ։͢ΔαʔϏεΛฦ͢ getServiceImpls() ެ։αʔϏεͷ࣮૷Λฦ͢ init(FloodlightModuleContext) ϞδϡʔϧͷॳظԽ startup(FloodlightModuleContext) ϞδϡʔϧͷॳظԽ
28. αʔϏε • IFloodlightServiceΛܧঝͨ͠ΠϯλʔϑΣΠε • ϚʔΧʔΠϯλʔϑΣΠε • σϑΥϧτͰఴ෇͞Ε͍ͯΔ΋ͷ • ITopologyService, IDeviceManagerService, etc... • ఴ෇ͷαʔϏεͰ͸ɺIFloodlightModuleͱ IFloodlightServiceΛಉҰΫϥεͰ࣮૷͍ͯ͠Δ
29. Ϟδϡʔϧͷ࢓૊Έ 1. FloodlightModuleLoader͕ઃఆϑΝΠϧΛಡΈࠐΉ • ίϚϯυϥΠϯ(-cf)Ͱࢦఆͨ͠ϑΝΠϧ • config/floodlight.properties • Ϧιʔεதͷfloodlightdefault.properties 2. IFloodlightModuleΛ࣮૷͢ΔΫϥεΛϩʔυ • ServiceLoader#load()Λ࢖༻
30. Ϟδϡʔϧͷ࢓૊Έ 3. ϞδϡʔϧͷґଘάϥϑΛ࡞੒ 4. ֤ϞδϡʔϧͷinitϝιουΛݺͼग़͠ • ґଘ͢ΔαʔϏε͸ॳظԽ͞Ε͍ͯͳ͍Մೳੑ͕ ͋Δ 5. ֤ϞδϡʔϧͷstartUpϝιουΛݺͼग़͠ • શͯͷαʔϏεͷΠϯελϯε͕ଘࡏ͍ͯ͠Δ
31. Ϟδϡʔϧͷ࡞Γํ • IFloodlightModuleΛ࣮૷ͨ͠ΫϥεΛ࡞੒ • ඞཁʹԠͯ͡IFloodlightServiceΛ࣮૷ • src/main/resources/META-INF/services/ net.floodlight.core.module.IFloodlightModuleʹϞ δϡʔϧͷ׬શम০Ϋϥε໊Λهड़ • ઃఆϑΝΠϧʹಡΈࠐΉϞδϡʔϧͷ׬શम০Ϋϥε ໊Λهड़ • floodlight.modules = xxx, yyy, zzz
32. αϯϓϧΛ༻͍ͨৄ͍͠આ໌͸ɺ http://floodlight.openflowhub.org/developing-floodlight/ Λࢀর
33. • Google Summer of Code 2012 • ͍ΖΜͳֶੜ͕MLʹ࣭໰Λ౤͛ͯML͕׆ൃԽ • Web front end, Firewall, Load balancer, etc... • IBM (Research?)ͷਓ • Web UIΛ௥Ճ→Pull request→ຊମʹϚʔδ • Ϟδϡʔϧϩʔμʔͷόάमਖ਼ • Ṗͷyetiϒϥϯν ࠷ۙͷ࿩୊
34. ͓·͚ • ֎෦ͷϥΠϒϥϦΛ࢖͍͍ͨ৔߹ɺϥΠϒϥϦͷਪ Ҡతґଘؔ܎ͷ೺Ѳ͕໘౗
35. ͓·͚ • ֎෦ͷϥΠϒϥϦΛ࢖͍͍ͨ৔߹ɺϥΠϒϥϦͷਪ Ҡతґଘؔ܎ͷ೺Ѳ͕໘౗ Mavenize http://github.com/oshothebig/floodlight/tree/develop
36. ศ৐
37. 5݄5೔ nicira-ext.hΛಡΉձ http://www.zusaar.com/ event/277002
38. ͓ΘΓ