an intro to openstack

7/25/2019 An Intro to Openstack

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Stack Attackan Openstack primer

Jacob MeltonVTLUUG Treasurer


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Project origins


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Project origins

Feb 2!" First release o#Openstack" $o%enameAustin


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O&er ! %e&elopers


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'esign an% $o%ing Stan%ar%s

Scalabilit( an% elasticit(As(nc)ronous

*ori+ontall( scalable S)are,not)ing -or s)ar%ing. 'istribute e&er(t)ingAccept e&entual consistenc( Test e&er(t)ing /n#orce P/P,0


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1elease Structure


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Project Structure


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'as)boar% -*ori+on.

)ttps334445(outube5com34atc)6&7p8e9:0g*#$g

'jango base% 4eb #ronten% #or t)erest o# t)e Openstack components

Utili+es t)e AP; inter#aces an%presents t)em in a simple 4ebpanel5

Out,o#,t)e,bo< support #or all coreOpenStack projects5
https://www.youtube.com/watch?v=p4eW78gHfCghttps://www.youtube.com/watch?v=p4eW78gHfCg


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S)are% Ser&ices

;%entit( Ser&ice -=e(stone. ;mage Ser&ice -Glance.Telemetr( Ser&ice-$eilometer.

Orc)estration Ser&ice -*eat.


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;%entit( Ser&ice -=e(stone.

Pro&i%es ;%entit(" Token" $atalog an%Polic( ser&ices

Pro&i%es user management" keepstrack o# permissions an% t)e like Pro&i%es Ser&ice catalog

9)at ser&ices are a&ailable 9)ere are t)eir AP; en%points 9)o can access t)e ser&ice


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=e(stone Arc)itecture

9)( make a sli%e 4)en t)ere is a4on%er#ul 4ebpage alrea%( in e

)ttp33%ocs5openstack5org3%e&eloper3ke(stone3arc)itecture5)tml

=e(stone 9ork#lo4)ttp33%ocs5openstack5org3)a&ana3install,gui%e3install3apt3content3#igures3?3#igures3S$*@?2@V@UA$,=

e(stone5png
http://docs.openstack.org/developer/keystone/architecture.htmlhttp://docs.openstack.org/developer/keystone/architecture.htmlhttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/havana/install-guide/install/apt/content/figures/5/figures/SCH_5002_V00_NUAC-Keystone.pnghttp://docs.openstack.org/developer/keystone/architecture.htmlhttp://docs.openstack.org/developer/keystone/architecture.html


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S)are% Ser&ices




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;mage Ser&ice -Glance.

Pro&i%es %isco&er(" registration an% %eli&er(ser&ices #or %isk an% ser&er images

A%ministrators can create base templates#rom 4)ic) t)eir users can start ne4 compute

instances Users can c)oose #rom a&ailable images" or

create t)eir o4n #rom e


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;mage Ser&ice -Glance.


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S)are% Ser&ices




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Telemetr( Ser&ice -$eilometer.

T)e OpenStack Telemetr( ser&ice aggregates usagean% per#ormance %ata across t)e ser&ices %eplo(e%in an OpenStack clou%

Pro&i%e e##icient collection o# metering %ata" in termso# $PU an% net4ork costs5

Allo4 %eplo(ers to integrate 4it) t)e metering s(stem%irectl( or b( replacing components5

'ata ma( be collecte% b( monitoring noti#ications sent#rom e


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$eilometer Arc)itecture

9oop 4oop #or %ocumentation5)ttp33%ocs5openstack5org3%e&eloper3ceilometer3arc)itecture5)tml
http://docs.openstack.org/developer/ceilometer/architecture.htmlhttp://docs.openstack.org/developer/ceilometer/architecture.htmlhttp://docs.openstack.org/developer/ceilometer/architecture.htmlhttp://docs.openstack.org/developer/ceilometer/architecture.html


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S)are% Ser&ices




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Orc)estration Ser&ice -*eat. *eat is a ser&ice to orc)estrate multiple composite

clou% applications using t)e A9S $lou%Formationtemplate #ormat" t)roug) bot) an OpenStack,nati&e1/ST AP; an% a $lou%Formation,compatible Cuer(

AP;5

*eat primaril( manages in#rastructure" but t)etemplates integrate 4ell 4it) so#t4are con#igurationmanagement tools suc) as Puppet an% $)e#5

Multiple components )eat D $L; tool #or communicating to )eat,api

)eat,api D OpenStack,nati&e 1/ST AP; t)atprocesses AP; reBuests b( sen%ing t)em to t)e )eat,engine o&er 1P$5

)eat,engine D orc)estrate t)e launc)ing o# templatesan% pro&i%e e&ents back to t)e AP; consumer5


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*eat e


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S)are% Ser&ices




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All t)ose ot)er ser&ices

$ompute Ser&ice -o&a.et4orking Ser&ice -eutron.lock Storage -$in%er.Object Storage -S4i#t.


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$ompute Ser&ice -o&a.

$omponent base% arc)itecture Cuickl( a%% ne4be)a&iors

*ig)l( a&ailable Scale to &er( serious 4orkloa%s Fault,Tolerant ;solate% processes a&oi% casca%ing

#ailures 1eco&erable Failures s)oul% be eas( to %iagnose"%ebug" an% recti#(

Open Stan%ar%s e a re#erence implementation #ora communit(,%ri&en api

AP; $ompatibilit( o&a stri&es to pro&i%e AP;,compatible 4it) popular s(stems like Ama+on /$2


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$ompute Ser&ice -o&a.


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o&a Arc)itecture

)ttp33%ocs5openstack5org3%e&eloper3no&a3%e&re#3arc)itecture5)tml

Virtual Mac)ine States an%Transitions

)ttp33%ocs5openstack5org3%e&elop

er3no&a3%e&re#3&mstates5)tml


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et4orking Ser&ice -eutron.

Pro&i%e net4ork connecti&it( as a ser&iceH bet4eeninter#ace %e&ices -e5g5" &;$s. manage% b( ot)erOpenstack ser&ices -e5g5" no&a.

eutron is relati&el( ne4 to t)e project

o&a use% to pro&i%e simple net4orking an% still can"eutron is meant to replace t)at #unctionalit(Allo4s #or more comple< net4ork topologies )ttps334iki5openstack5org34iki3eutronIUsing@eutro

n
https://wiki.openstack.org/wiki/Neutron#Using_Neutronhttps://wiki.openstack.org/wiki/Neutron#Using_Neutronhttps://wiki.openstack.org/wiki/Neutron#Using_Neutronhttps://wiki.openstack.org/wiki/Neutron#Using_Neutron


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eutron Arc)itecture


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lock Storage -$in%er.

Pro&i%es an in#rastructure #or managing &olumes inOpenStack

Time to steal some sli%es )ttps334iki5openstack5org343images33b3$in%er,gri

++l(,%eep,%i&e,pub5p%#
https://wiki.openstack.org/w/images/3/3b/Cinder-grizzly-deep-dive-pub.pdfhttps://wiki.openstack.org/w/images/3/3b/Cinder-grizzly-deep-dive-pub.pdfhttps://wiki.openstack.org/w/images/3/3b/Cinder-grizzly-deep-dive-pub.pdfhttps://wiki.openstack.org/w/images/3/3b/Cinder-grizzly-deep-dive-pub.pdf


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Object Storage -S4i#t.

S4i#t is not a tra%itional #ile s(stem" but rat)er a%istribute% storage s(stem #or static %ata suc) as&irtual mac)ine images" p)oto storage" emailstorage" backups an% arc)i&es

Objects an% #iles are 4ritten to multiple %isk %ri&essprea% t)roug)out ser&ers in t)e %ata center" 4it)t)e OpenStack so#t4are responsible #or ensuring%ata replication an% integrit( across t)e cluster

Storage clusters scale )ori+ontall( simpl( b( a%%ing

ne4 ser&ers )ttp33%ocs5openstack5org3training,gui%es3content3mo

%ule,c),obj,store,capabilities5)tml
http://docs.openstack.org/training-guides/content/module003-ch003-obj-store-capabilities.htmlhttp://docs.openstack.org/training-guides/content/module003-ch003-obj-store-capabilities.htmlhttp://docs.openstack.org/training-guides/content/module003-ch003-obj-store-capabilities.htmlhttp://docs.openstack.org/training-guides/content/module003-ch003-obj-store-capabilities.html


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Object Storage -S4i#t.

; %ont totall( un%erstan% S4i#t (et5 So (outube to t)e rescue" i# (ou are intereste% in t)e

)o4 an% 4)at o# S4i#t 4)atc) t)e &i%eo belo45 )ttps334445(outube5com34atc)6&7G++Ka)jn/
https://www.youtube.com/watch?v=G0zz6ahZjnEhttps://www.youtube.com/watch?v=G0zz6ahZjnE


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T)e big picture


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T)e big picture

)ttp33%ocs5openstack5org3training,gui%es3content3#igures3?3#igures3image!5jpg
http://docs.openstack.org/training-guides/content/figures/5/figures/image31.jpghttp://docs.openstack.org/training-guides/content/figures/5/figures/image31.jpghttp://docs.openstack.org/training-guides/content/figures/5/figures/image31.jpg


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9)at t)e #uture )ol%s

'atabase Ser&ice -Tro&e." coming out 4it);ce)ouse release5

are Metal -;ronic." un%er %e&elopment

Cueue Ser&ice -Marcconi." 'ata Processing -Sa&anna)." See )ttps334445openstack5org3so#t4are3roa%map3 Status on ne


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9)at t)e( are using


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9)at t)e( are using


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9)at t)e( are using


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9)at t)e( are using


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;nstalling Openstack

Lots o# %ocumentation" lots o# gui%es 'e&stack Links

)ttp33%ocs5openstack5org3)a&ana3install,gui%e3install3(um3content3 )ttp33%e&stack5org3
http://docs.openstack.org/havana/install-guide/install/yum/content/http://docs.openstack.org/havana/install-guide/install/yum/content/http://devstack.org/http://devstack.org/http://docs.openstack.org/havana/install-guide/install/yum/content/http://docs.openstack.org/havana/install-guide/install/yum/content/


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Cuestions3$omments

an intro to openstack

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