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CNF Requirement Analysis and Comparison

CNF Requirement Analysis and Comparison

May 27, 2020

Testing Category

CNTT Driven

Cloud Native (e.g. CNCF

Testing Category

CNTT Driven

Cloud Native (e.g. CNCF

Configuration & Lifecycle

  • Open to which package manager used

  • Multiple interfaces

  • Installable Helm v3 chart

  • Rolling Upgrades

  • Has liveness probes

  • Has readiness probes

  • No naked pods

  • Valid Helm Chart

  • No NodePort usage

Observability/Monitoring

  • Not specified yet (looks like it will be part of Chapter 3.2)

  • Uses Fluentd for logging

  • Uses Jaegar for tracing

  • Uses Prometheus for time series metrics

 

Installable/Upgradeable

  • A package manager must be used, but not specific as to which

  • Supports rolling upgrade update/downgrade

  • Stored in a Git repository

  • Published to public repository

 

Statelessness

  • Persistent storage availability is optional

  • Continues to function during chaos events (i.e. Litmus)

  • Data not lost during restart

 

 

Microservice

 

  • Max number of processes in a container

  • Container image size

  • Startup time

 

Scalability

 

  • Can autoscale

  • Can scale manually

 

 

Security 

  • No hard coded passwords

  • Must use TLS for network access

  • CIS benchmark

  • Vulnerability scans

  • Signed images

  • No container using privileged mode

  • No shells