Microservices on Cloud Run + VPC Network

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Microservices on Cloud Run + VPC Network Yuki Ito (@mrno110) Backend LT

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Kauche Architect Yuki Ito @mrno110

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Agenda ɾArchitecture ɾCloud Run Service-to-Service Networking

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Agenda ɾArchitecture ɾCloud Run Service-to-Service Networking

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What is Cloud Run Cloud Run is a managed compute platform that enables you to run containers that are invocable via requests or events. Cloud Run is serverless: it abstracts away all infrastructure management... https://cloud.google.com/run/docs

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Architecture Run Tasks Pub/Sub Mobile App External Service Mobile API Web Hook API Job API Scheduler

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from Single Service

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to Multiple Services

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Agenda ɾArchitecture ɾCloud Run Service-to-Service Networking

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Agenda ɾArchitecture ɾCloud Run Service-to-Service Networking

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Access Control

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Access Control

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Access Control • Access Control with IAM • Restricting Ingress

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Access Control with IAM

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Access Control with IAM

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Restricting Ingress

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Ingress Setting • all • internal-and-cloud-load-balancing • internal

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Ingress Setting all

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Ingress Setting internal-and-cloud-load-balancing

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Ingress Setting internal

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Ingress Setting --- apiVersion: serving.knative.dev/v1 kind: Service metadata: annotations: run.googleapis.com/ingress: internal name: service-c spec: # ...

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Ingress Setting --- apiVersion: serving.knative.dev/v1 kind: Service metadata: annotations: run.googleapis.com/ingress: internal name: service-c spec: # ...

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Access Control Ingress settings and IAM authentication methods are two ways of managing access to a service. They are independent of each other. For a layered approach to managing access, use both. https://cloud.google.com/run/docs/securing/ingress

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Access Control

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Serverless VPC Access Conector Ingress Setting: internal

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Serverless VPC Access Conector What does "internl" mean...? https://cloud.google.com/run/docs/securing/ingress#settings

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Serverless VPC Access Conector By default, requests from other Cloud Run Services are not treated as "internal"

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Serverless VPC Access Conector For requests from other Cloud Run services ... in the same project, connect the service ... to a VPC network and route all egress through the connector... https://cloud.google.com/run/docs/securing/ingress#internal-services

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Serverless VPC Access Conector

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Serverless VPC Access Conector Serverless VPC Access makes it possible for you to connect directly to your Virtual Private Cloud network from serverless environments such as Cloud Run... https://cloud.google.com/vpc/docs/serverless-vpc-access What is "Serverless VPC Access"...?

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Serverless VPC Access Conector --- apiVersion: serving.knative.dev/v1 kind: Service metadata: name: service-a spec: template: metadata: annotations: run.googleapis.com/vpc-access-egress: all-traffic run.googleapis.com/vpc-access-connector: projects//locations/asia-northeast1/connectors/ # ...

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Serverless VPC Access Conector

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Single VPC Network

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Shared VPC Network

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Shared VPC Network Shared VPC allows an organization to connect resources from multiple projects to a common Virtual Private Cloud (VPC) network, so that they can communicate with each other securely and e ffi ciently using internal IPs from that network https://cloud.google.com/vpc/docs/shared-vpc What is "Shared VPC"...?

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Shared VPC Network ✅ Delegating network responsibilities to administrators ✅ Centralized control over network resources

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Shared VPC Network

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Shared VPC Network By default, requests through the Shared VPC Host Project are not treated as "internal"

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Shared VPC Network Resources in Shared VPC networks can only call internal services if the Shared VPC resources and the internal service are in the same VPC SC perimeter https://cloud.google.com/run/docs/securing/ingress#internal-services

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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VPC Service Controls Perimeter VPC Service Controls improves your ability to mitigate the risk of data ex fi ltration from Google Cloud services... You can use VPC Service Controls to create perimeters that protect the resources and data... https://cloud.google.com/vpc-service-controls/docs/overview What is "VPC Service Controls Perimeter"...?

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VPC Service Controls Perimeter e.g. Compromised Service Account

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VPC Service Controls Perimeter e.g. Compromised Service Account

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VPC Service Controls Perimeter e.g. Compromised Service Account

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VPC Service Controls Perimeter

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Cloud Run Service-to-Service Networking • Access Control • Serverless VPC Access Connector • Shared VPC Network • VPC Service Controls Perimeter

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VPC Service Controls Perimeter