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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Cloud Native Computing Switzerland 11.1.2018 Istio – An introduction An open platform to connect, manage, and secure microservices Tobias Brunner VSHN AG

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch /home/tobru Tobias Brunner, Head of DevOps VSHN @tobruzh, [email protected] VSHN AG Since 2014, 21 people in Zürich Running web applications on-premises and in the clouds making both visitors and developers happy https://vshn.ch @vshn_ch

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Agenda ● About /me ● Challenges to solve ● What is Istio? ● What is Envoy? ● Demo

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Challenges to solve

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Challenges to solve

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Challenges to solve ● Traffic management and shifting ● Request routing ● Timeouts ● Rate limiting ● Observability ● Metrics, logs, traces ● Failure management ● Discovery ● Security

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch What is Istio? An open platform to connect, manage, and secure microservices: Service Mesh. ● Intelligent Routing and Load Balancing ● Resilience Across Languages and Platforms ● Fleet-Wide Policy Enforcement ● In-Depth Telemetry and Reporting All without code change

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch What is Istio? Overall architecture

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch What is Istio?

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch What is Envoy? Core part of Istio ● Service discovery / health checking ● Advanced load balancing ● APIs for confguration management ● HTTP/2 and gRPC support (Transparent HTTP/1.1 to HTTP/2 proxy) ● Out of process architecture ● Observability

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Demo! Bookinfo

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Demo! Bookinfo

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch Demo! demo-script.txt

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VSHN AG I Neugasse 10 I 8005 Zürich I T 044 545 53 00 www.vshn.ch End / Questions