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Getting App Observability to the next stage Open Source @ Siemens May 18, 2022 Oleg Nenashev @oleg_nenashev

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> whoami @oleg_nenashev oleg-nenashev

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Dynatrace OSPO engineering.dynatrace.com/open-source // OSPO - Open Source Programs Office ● Started as Innovation Lab ● Reorganized as the OSPO in 2021 ● Driving open source initiatives & strategy ● We help Dynatracers to participate in Open Source - infra, legal, consulting, tooling, community operations, ...

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Dynatrace OSPO. Key projects / areas

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Outline ● Open Observability 101 ● Keptn - acting on observability data ● Keptn usage modes ● (?) Live demo ● Discussion These slides

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Disclaimer ● Opinions are my own, happy to discuss ● My talk does not represent opinions of my employer, the Continuous Delivery Foundation, or the Keptn community ● I present only open source projects today

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Site Reliability Engineering (SRE) https://blog.bullgare.com/2018/05/sre-sla-vs-slo-vs-sli/

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Modern cloud native systems are no longer simple! ● CI/CD ● Production ● Staging

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Operations at scale • Configuration complexity • Duplication • Many parties involved • Configuration drift Maintenance is difficult Spaghetti Automation

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Observability is a must

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12 https://twitter.com/dastbe/statu s/1303858170155081728

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13 https://landscape.cncf.io/

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Open Observability Standards

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Open Observability Standards… and Implementations

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Architecture of Prometheus Kube State metrics Node exporter Cadvisor Alertmanager Scrape Prometheus Serveur PromQl

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Got Data? Act On It!

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Getting Observability to the next stage With Keptn

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Keptn in other words … Observability-driven orchestration for your cloud native apps https://keptn.sh

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Keptn makes SRE easier

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Keptn ● CNCF Sandbox project ● Control plane, admin frontend/CLI ● Observability, dashboards & alerting ● SLO-driven multistage delivery ● Operations & remediation https://keptn.sh

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Automated Data-Driven Orchestration of all your tools Control Plane CloudEvents

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Orchestration sequences Orchestration, monitoring , deployment, test , evaluation of SLOs SLOs (queried from Observability) are in the core of Keptn

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Keptn integrates with other tools CLI / REST API Integration services (a.k.a. plugins)

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Keptn Adopters

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Keptn Use-Cases

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Keptn use-case #0 IFTTT for operations

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31 SLO Evaluation & Monitoring 4,000+ apps Notifications Auto-remediation

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● Shipyard.yaml ● Internal Pipeline Engine ● Manual triggering ● Triggering on events

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Keptn sequences are extensible https://artifacthub.io/packages /search?ts_query_web=Keptn

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Extensions ● Integration services (a.k.a plugins) ● Job Executor Service steps ● Webhook service steps

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github.com/keptn-contrib/job-executor-service

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youtube.com/watch?v=0vJS7ecayGw Webhook Service https://artifacthub.io/packages /search?ts_query_web=Keptn

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SLO Evaluation & Monitoring 3,000+ apps Metrics / SLI Providers Notifications Example: Zapier Webhook Integration https://artifacthub.io/packages /search?ts_query_web=Keptn

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Keptn use-case #1 SLO Monitoring

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39 SLO Evaluation & Monitoring Metrics / SLI Providers Notifications Auto-remediation

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40 sli.yml https://github.com/keptn/examples/blob/master/quickstart /demo/prometheus/sli.yaml

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41 slo.yml https://github.com/keptn/examples/blo b/master/quickstart/demo/slo.yaml sli.yml

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Keptn use-case #2 Auto-remediation

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Keptn and Prometheus SLO Evaluation & Monitoring Prometheus Integration Service Your App Auto-remediation loop

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Auto-remediation in Keptn ● Triggered on failing SLO evaluation ● Remediation.yml

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Auto-remediation in Keptn ● Triggered on failing SLO evaluation ● Remediation.yml ● Auto-remediation definition in shipyard.yml ● Triggered by events

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Keptn use-case #3 Embedding Keptn in your pipelines

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Quality Gates. Example https://blog.sonarsource.com/clean_coding- quality_profile_quality_gate_guidance

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Example. Quality Assurance

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Quality gates with Keptn: Real life example https://cloudblogs.microsoft.com/opensource/2019/06/11/five-steps-add- automated-performance-quality-gates-azure-devops-pipelines/

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Keptn use-case #4 Drive your pipelines

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Data-Driven Orchestration of your tools Control Plane CloudEvents

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Story time! youtube.com/watch?v=9yCahPW7s8U community.cncf.io/events/details/cncf-keptn-community-presents-ke ptn-office-hours-at-kubecon-cloud-native-con/

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Story by NTT Data

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Story by NTT Data

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Story by NTT Data

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It is observable Thank you, Keptn Obvious! keptn.sh

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Takeaways ● Keptn - Data-driven delivery and operations for YOUR cloud native apps ● Keptn is not a CI/CD tool ● Keptn is not just for quality gates ● Evaluating quality gates is important in software development ● Keptn can help with automating quality gates!

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Come aboard! Quickstart (K3D, K8s) Tutorials: ● Prometheus ● Dynatrace ● ArgoCD ● Jenkins ● Soon: Datadog keptn.sh/docs/ quickstart

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More about Keptn Techworld with Nana, March 2022 https://www.youtube.com/watch?v=3EEZmSwMXp8

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Participating in Keptn ● We are looking for users and contributors! ● keptn.sh/community/contributing ○ K8s, Golang, Javascript, Documentation, etc. ○ SRE and Operations ● We participate in Google Summer of Code ● Slack: keptn.sh/community/#slack

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Join us online ● Zoom => CNCF Community Portal ● community.cncf.io/keptn-community ● Powered by Bevy ● Videos go to YouTube

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Get it at keptn.sh!!! Keptn 100% OFF* * unlimited offer

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Contacts: E-mail: o.v.nenashev@gmail.com GitHub: oleg-nenashev Twitter: @oleg_nenashev QUESTIONS?