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8/18/2019 Neutron Update
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Neutron
What’s new in Havana?
Arvind Somya
Software Engineer
Cisco Systems Inc.
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Modular Layer 2 (ML2)
Driver BasedCombines !S and "in#$bridge
!%"A& S#''ort
"( Se'aration
") *o'#+ation
!endor Drivers Avai+ab+e
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What is ,+)?
rigina+ -oa+
The Modular Layer 2 (ML2) Plugin is a framewoallowing OpenStack Networking to simultaneou
the !ariety of layer 2 networking technologies f
comple" real#world datacenters$
,") was designed to ease the b#rden of adding new ") networ/ing tec'enStac/ &etwor/ing.
,") wi++ de'recate the 'en vSwitch0 "in#$Bridge0 and Hy'er1! mono*+#gins
%t works with each of their e"isting L2 agents
simultaneously
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,") 2Drivers3
,") e$'oses two different ty'es of drivers 24y'e3 and 2,echanism3
,") 4y'eDrivers
,aintain ty'e1s'ecific state
*rovide tenant networ/ a++ocation
!a+idate 'rovider networ/s
C#rrent 4y'eDriverslocal& flat& 'LN& *+& and ',LN
,") ,echanismDrivers
5es'onsib+e for ta/ing information s#''+ied by
4y'eDrivers and ens#ring it is 'ro'er+y a''+ied
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,") 4y'eDrivers
,aintain ty'e1s'ecific state
*rovide tenant networ/ a++ocation
!a+idate 'rovider networ/s
C#rrent 4y'eDrivers
local& flat& 'LN& *+& and ',LN
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,") ,echanismDrivers
5es'onsib+e for ta/ing information s#''+ied by 4y'eDrivers and ens#rina''+ied given the s'ecific networ/ing mechanisms which have been e
C#rrent ,echanismDrivers
rista& -isco Ne"us& .yper#'& L2 Population&
Linu"/ridge& Open !Switch& Tail#0 N-S
,echanismDrivers can wor/ with many different techno+ogies
Agent based ,echanismDrivers 6Hy'er1!0 "in#$
and !S7
Contro++er based ,echanismDrivers 64ai+18 &CS
'enDay+ight7
4o5 switch ,echanismDrivers Arista and Cisco
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Modular Layer 2 Diagram
Neutron Server
ML2 Plugin
4y'e ,anager ,echanism ,anager
! " A &
4 y ' eDr i v
er
-5E
4 y ' eDr i v
er
! % " A &
4 y ' eDr i v
er
!
S 9 " i n
#$
B r i d
g e
C i s
c o
& e$
# s
A r i s
t a
" )
* o ' #+ a
t i on
4 ai + 18 &
C S
A*I E$tensions
H y ' er 1!
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Load Balancing as a Service
,#+ti'+e &etwor/ &ode
Driver Based
'enSo#rce 1 HA*ro$y
!endor Drivers Avai+ab+e 6&icira Service*+#gin7
Agent based so+#tion
Hori:on Integrated
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Lbaas Simple Worklo!
Create a *oo+ of !I*’sfrom a &e#tron S#bnet
Add ,ember instanc
the *oo+'tiona++y associate
monitors with *oo+s
,onitors chec/ the bac/end members of a !I*
Can #se *ing0 4C*0 H44*0 H44*S for hea+th chec/s
Can s'ecify the de+ay0 timeo#t0 retries0 #r+ and e$'ectedcodesfor each monitor
S'ecify a weight fo
added members
and a 'ort n#mber
Can +oad
ba+ance #sing; 5o#nd 5obin; "east
Connections; So#rce I*
Add !I* to the *oo+6ne 'er 'oo+7
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"PN as a Service
Site1to1Site
I*Sec *re1Shared
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"PN as a Service Simple Work #reate $%& Policy
; 4enant
; &ame
#reate $PSec Policy
; 4enant
; &ame
#reate a "PN Service; 4enant; S#bnet
; 5o#ter
A#th a+gorithm Sha>
Encry'tion A+gorithm ae
)@0 aes1>)7*hase > negotiation mod
6Aggressive mode7
*8S -ro#'@ 6gro#')0 g
I 6v)7
4ransform 'rotoco+ ES* 6AH0 AH1ES*7Enca's#+ation mode t#nne+ 6trans'ort7
A#th a+gorithm sha>
Encry'tion A+gorithm aes1>) 6aes (des0
aes1)@0 aes1>)7
*8S -ro#'@ 6gro#')0 gro#'@0 or gro#'>7
#reate $PSec site conn; 4enant; *eer Id; *eer CID56s7; *eer Address; *s/; I
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'ire!all as a Service
State+ess 8i+tering at the Edge
!endor Drivers
*review Avai+ab+e in Havana Agent Based
Hori:on Integrated
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'ire!all as a Service Simple Work
Create a 8irewa++*o+icy
Add 8irewa++5#+es
Can s'ecify
A#ditedattrib#te
So#rce0 dest I*0
'ort etc.Strict rdering
Create a 4enant8irewa++
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dditional Ne! 'eatures
Im'roved Hori:on Integration
; *ane+s for "oad Ba+ancer0 8irewa++ a
!*& as a service.
DHC* *er *ort 'tions
*+#gin Im'rovements
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Looking aead to $ceouse***
*arity with nova1networ/Im'roved I*v S#''ort
"( High Avai+abi+ity
*+#gins and DriversE$terna+ 4esting
&ew *+#gins and Drivers
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$ceouse dvanced Services
"oad Ba+ancing as a Service,#+ti'+e 'oo+s 'er !I*
!*& as a Service
SS" !*& A*I
8irewa++ as a Service
5evised A*I