gids.2019 serverless architectures and - developermarch€¦ · event-driven systems integration...

GIDS.2019

ServerlessArchitecturesandPatternsinAction

AbhishekGuptaPrincipalProductManagerOracleCloudInfrastructure– Serverless

@abhi_tweeter

April25,2019

AgendaIntrotoServerless

OpensourceFn ProjectandOracleFunctions

“inaction…”– usecases&demos

SafeHarborStatementThefollowingisintendedtooutlineourgeneralproductdirection.Itisintendedforinformationpurposesonly,andmaynotbeincorporatedintoanycontract.Itisnotacommitmenttodeliveranymaterial,code,orfunctionality,andshouldnotberelieduponinmakingpurchasingdecisions.Thedevelopment,release,timing,andpricingof anyfeaturesorfunctionalitydescribedforOracle’sproductsmaychangeandremainsatthesolediscretionofOracleCorporation.

Forslidesandcode…

https://github.com/abhirockzz/gids2019

HelloServerless

Serverlesscharacteristics

Thereareservers,butdon’tworry aboutthem(provisioning,patching

Scale (inandout)automatically

Costeffective– payonlyforuse

FaaS-inating options

OracleFunctions

Opensource

Cloudofferings

andlotsmore….

• OpenSource—novendorlock-in

• DockerBased—leverageDockerecosystem

• PlatformIndependent—laptop,server,cloud

• SchedulerIndependent—deploytoKubernetes,Swarm,Mesos,etc.

• Approachable—easyfornewusers,lowlevelcontrolsforadvancedusers

www.fnproject.ioOracleFunctions

CurrentlyinLimitedAvailability

BasicConcepts

A Function

https://github.com/fnproject/cli/releases

DeployandInvoke

- function- func.yaml- Dockerfile

fn deploy

fn invoke

Pullimage,runcontainer

Dockerregistry

Server(fn orOracleFunctions)

Developerexperience

1. fn start2. fn init --runtimego--namehellofunc3. fn usecontextdefault4. fn createapporacodemo5. fn –vdeploy--apporacodemo --local6. fn invoke oracodemo hellofunc

1. fn start2. fn init --runtimego--namehellofunc3. fn usecontext<functions-ctx-name>4. fn createapp<additionalinfo> oracodemo5. fn –vdeploy--apporacodemo --local6. fn invoke oracodemo hellofunc

Localdevelopment OracleFunctions(Cloud)

UseCases&Patterns

Backendsystems

Event-Drivensystems

Integration Automation

• APIs• Webapps

• Eventdrivenapps• StreamProcessing

• Webhooks• Workflows

• IaaSmonitoring• Scheduled/Batchjobs

Backendsystems

APIs(dataservices)

ayMobile

Web OracleFunctions

Legacysystem

Otherbackend(s)

FaaSAPIs+‘friends’=ServerlessWebapps

ObjectStorage

Frontendassets(HTML,JSetc.)

Event-DrivenSystems

Asynchronousprocessing

OCIObjectStorage

ObjectStorageevents–created,deleted,updated

OracleFunctions

Dropstextfiletoinputbucket

3 ConvertstoPDFandstoresinoutput bucket

TexttoPDFconversion

StreamProcessing• Builttohandlecontinuous(streamsof)data– Durable/persistent• Possibletoreplayandreprocessdata(akatimetravel)

–MessageOrdering,lowlatency,differentguarantees

• AmazonKinesis,ApacheKafkaetc.• Streaming-FaaS integration– Native– tightcouplingb/wstreamingandFaaS platforms• vendorspecifice.g.Kinesis->Lambda

– Custom– rollyourown• vendoragnostic,flexiblee.g.Kafka->FaaS• Needaserver component

Kafka->KafkaConnect->FaaS

KafkaCo

(sinkconn

ectors)

KafkaCo

rceconn

ectors)

Producers Consumers

Sources

OracleFunctions

StreamProcessors

Integration

Webhooks

• Wikipedia– “user-definedHTTPcallbacks”– “usuallytriggeredbysomeevent”

• Eventdrivenonsteroids – triggerfunctionsusing(almost)any eventsource

• EasilyintegratewiththirdpartysystemslikeGitHub,Slack,Twilio etc.

Slackservice(withconfiguredwebhook)

Random API

Slackworkspace(user)

funcy – trimmeddownversionoftheGiphySlackapp

https://blog.csanchez.org/2019/02/19/serverless-jenkins-pipelines-with-project-fn/

FunctionOrchestration

• Problem(s)– HowdoIintegratefunctionstobuildcomplexapps?– Orchestratetheirbehavior– Manageintermediatestate

• Options- AWSStepFunctions,AzureDurableFunctions,FnFlowetc.

• FnFlow– Buildlong-runningfunctionswithrichsetsoflanguage-specificprimitivesincludingfork-join,chaining,delaysanderrorhandling

– Supportscomplexparallelprocessesthatarereadableandtestable(includingunittests)withstandardprogrammingtools

FnFlowJavaUserGuide

Automation

Inframonitoring

Create,start,stop,terminate

Events….

OracleFunctions

MonitoringOracleDBlifecycleevents

OCIEmailDeliveryService

ScheduledJobs

• Configureandforget!• Goodforautomatingrepetitive tasks– Reminders,alerts(email,SMSetc.)– Backups,import/export– etc.

Links• Slack - https://fnproject.slack.com/

• Blog - https://medium.com/fnproject• Twitter - https://twitter.com/fnproject

• GitHub– Fn – https://github.com/fnproject/fn– FDKs- https://github.com/fnproject/?&q=fdk– Fn Flow- https://github.com/fnproject/flow

• OracleFunctions- https://blogs.oracle.com/cloud-infrastructure/announcing-oracle-functions

• GitHubrepoforthistalk- https://github.com/abhirockzz/gids2019

Thankyou!

gids.2019 serverless architectures and - developermarch€¦ · event-driven systems integration...

Documents

docker on windows - developermarch · docker on windows...

creating data driven web apps with birt michael williams

leveraging arcgis web appswhy apps? apps are what gives your...

database driven apps with go

building serverless event-driven apps with azure event grid

#geodesummit: architecting data-driven, smarter cloud native...

the ultimate guide to building database - driven apps with...

openwhisk - a platform for cloud native, serverless, event...

agileapps live: the fast path to process-driven, situational...

integrating social apps with content driven sites using...

jukka niiranen canvas apps for the model-driven mind

search driven apps mit sharepoint 2013 und sharepoint online

growing women in technology - developermarch

use data-driven marketing to grow your travel apps

sharcamp 2014: search driven apps with sharepoint 2013

creating data driven web apps with birt

model-driven design of audiovisual indexing processes for...

building data driven mobile apps with phone gap and webapi

[mobiconf 2014] shazam mobile apps - data driven project...

building content-driven apps - couchbase,...