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Godaddy Opa Lambda Extension Plugin

Extending OPA

OPA Ecosystem

GO

Go provides a library for opa.

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opa bench --data rbactest.rego 'data.rbactest.allow'
+-------------------------------------------------+------------+
| samples | 22605 |
| ns/op | 47760 |
| B/op | 6269 |
| allocs/op | 112 |
| histogram_timer_rego_external_resolve_ns_75% | 400 |
| histogram_timer_rego_external_resolve_ns_90% | 500 |
| histogram_timer_rego_external_resolve_ns_95% | 500 |
| histogram_timer_rego_external_resolve_ns_99% | 871 |
| histogram_timer_rego_external_resolve_ns_99.9% | 29394 |
| histogram_timer_rego_external_resolve_ns_99.99% | 29800 |
| histogram_timer_rego_external_resolve_ns_count | 22605 |
| histogram_timer_rego_external_resolve_ns_max | 29800 |
| histogram_timer_rego_external_resolve_ns_mean | 434 |
| histogram_timer_rego_external_resolve_ns_median | 400 |
| histogram_timer_rego_external_resolve_ns_min | 200 |
| histogram_timer_rego_external_resolve_ns_stddev | 1045 |
| histogram_timer_rego_query_eval_ns_75% | 31100 |
| histogram_timer_rego_query_eval_ns_90% | 37210 |
| histogram_timer_rego_query_eval_ns_95% | 47160 |
| histogram_timer_rego_query_eval_ns_99% | 91606 |
| histogram_timer_rego_query_eval_ns_99.9% | 630561 |
| histogram_timer_rego_query_eval_ns_99.99% | 631300 |
| histogram_timer_rego_query_eval_ns_count | 22605 |
| histogram_timer_rego_query_eval_ns_max | 631300 |
| histogram_timer_rego_query_eval_ns_mean | 29182 |
| histogram_timer_rego_query_eval_ns_median | 25300 |
| histogram_timer_rego_query_eval_ns_min | 15200 |
| histogram_timer_rego_query_eval_ns_stddev | 32411 |
+-------------------------------------------------+------------+

OPA & Minio

OPA & MinIO's Access Management Plugin

OPA Sidecar injection

First create a namespace for your apps and enable istio and opa 

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  • ca.crt is obtained from the my-cluster-cluster-ca-cert secret, user.crt and user.key are obtained from the kowl secret.


Admission Controllers

An admission controller is a piece of code that intercepts requests to the Kubernetes API server prior to persistence of the object, but after the request is authenticated and authorized.

Admission Controllers Reference

Kyverno

https://kyverno.io/

Opa Gatekeeper

Open-policy-agent Gatekeeper

OPA Gatekeeper: Policy and Governance for Kubernetes