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is not Voodoo", "url": "https://gruchalski.com/posts/2020-09-07-certificate-authority-is-not-voodoo/", "published_at": "2020-09-07T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e4451c3b", "title": "Keycloak Authorization Services - retrieving the decision only", "url": "https://gruchalski.com/posts/2020-09-06-keycloak-authorization-services-decision-only/", "published_at": "2020-09-06T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e470ffc5", "title": "Introduction to Keycloak Authorization Services", "url": "https://gruchalski.com/posts/2020-09-05-introduction-to-keycloak-authorization-services/", "published_at": "2020-09-05T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e4eee2a3", "title": "Keycloak With Docker Compose", "url": "https://gruchalski.com/posts/2020-09-03-keycloak-with-docker-compose/", "published_at": "2020-09-03T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e5162745", "title": "Publish to Maven Central via Sonatype with SBT", "url": "https://gruchalski.com/posts/2017-01-31-publish-to-maven-central-via-sonatype-with-sbt/", "published_at": "2017-01-31T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e5761be2", "title": "The case for Kafka cold storage", "url": "https://gruchalski.com/posts/2016-05-08-the-case-for-kafka-cold-storage/", "published_at": "2016-05-08T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e65b7ef6", "title": "Apache Spark on Mesos with Docker bridge networking", "url": "https://gruchalski.com/posts/2015-11-23-apache-spark-on-mesos-with-docker-bridge-networking/", "published_at": "2015-11-23T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e74595b8", "title": "Gossiperl at EUC 2015 and next steps", "url": "https://gruchalski.com/posts/2015-06-17-gossiperl-at-euc-2015-and-next-steps/", "published_at": "2015-06-17T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e7cef9fb", "title": "Control Keynote presentation with your mobile browser", "url": "https://gruchalski.com/posts/2015-05-11-control-keynote-presnetation-with-your-mobile-browser/", "published_at": "2015-05-11T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e83dba5d", "title": "Crowd sourced unit testing / CI", "url": "https://gruchalski.com/posts/2015-04-21-crowd-sourced-unit-testing-ci/", "published_at": "2015-04-21T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e8a57211", "title": "State of gossiperl and some JavaScript Thrift goodies", "url": "https://gruchalski.com/posts/2015-01-05-state-of-gossiperl-and-some-javascript-thrift-goodies/", "published_at": "2015-01-05T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6e99419ea", "title": "Gossiperl gossip middleware in Erlang", "url": "https://gruchalski.com/posts/2014-12-09-gossiperl-gossip-middleware-in-erlang/", "published_at": "2014-12-09T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6ea6c2ed2", "title": "Apache Thrift via UDP in Erlang", "url": "https://gruchalski.com/posts/2014-10-12-apache-thrift-via-udp-in-erlang/", "published_at": "2014-10-12T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6ead8e985", "title": "OpenStack Devstack up and running with Vagrant, in 12.5 minutes", "url": "https://gruchalski.com/posts/2014-05-20-openstack-devstack-up-and-running-with-vagrant-in-125-minutes/", "published_at": "2014-05-20T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6eb656686", "title": "Erflux, InfluxDB client for Erlang", "url": "https://gruchalski.com/posts/2014-10-21-erflux-influxdb-client-for-erlang/", "published_at": "2013-10-21T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6eb84abd7", "title": "Apache Zookeeper authentication", "url": "https://gruchalski.com/posts/2013-06-24-apache-zookeeper-authentication/", "published_at": "2013-06-24T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6eba40248", "title": "Git: chopping out part of the repo into a separate repo", "url": "https://gruchalski.com/posts/2013-03-22-git-chopping-out-part-of-the-repo-into-a-separate-repo/", "published_at": "2013-03-22T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6ec6aa7fb", "title": "Setting up knife ec2", "url": "https://gruchalski.com/posts/2013-03-07-setting-up-knife-ec2/", "published_at": "2013-03-07T00:00:00+00:00" }, { "id": "01a0877f-b5b9-70f6-9769-61c6ed272add", "title": "DevOps box", "url": "https://gruchalski.com/posts/2013-03-05-devops-box/", "published_at": "2013-03-05T00:00:00+00:00" } ] posts Claim your blog

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2026

Building a macOS Power‑Usage Prometheus Exporter with Supervised MiniMax 2.5 original ↗

22 Mar 2026

2025

The leading thought original ↗

3 Nov 2025

2024

Maintaining a fork of a repository original ↗

2 Mar 2024

2023

Warning: Istio is being downgraded original ↗

19 Nov 2023

Istio VM workloads original ↗

1 Nov 2023

YugabyteDB build infrastructure upgrade original ↗

21 Jul 2023

yq - the yaml power tool original ↗

10 Jul 2023

Windows Terminal text selection productivity tips original ↗

9 Jul 2023

Istio, cert-manager, Let’s Encrypt and HTTPS redirect original ↗

8 Jul 2023

Privacy settings updates original ↗

5 Jul 2023

2022

What does not scale in software original ↗

31 Oct 2022

Zanzibar with Prolog - summary original ↗

21 Oct 2022

Zanzibar with Prolog, week 2 original ↗

9 Sept 2022

Zanzibar-style ACLs with Prolog original ↗

2 Sept 2022

I enjoyed modern Fortran original ↗

27 Aug 2022

Learning Rust original ↗

19 Aug 2022

Istio canary upgrades original ↗

18 Jun 2022

Streaming Keycloak events original ↗

18 Jun 2022

Zanzibar-style ACLs with OPA Rego original ↗

7 May 2022

Private go modules with multiple git identities original ↗

28 Apr 2022

OPA: logical or conditions original ↗

27 Apr 2022

YugabyteDB CDC SDK beta, a high level overview original ↗

19 Mar 2022

YugabyteDB change data capture original ↗

23 Feb 2022

Identifying Postgres features unsupported in YugabyteDB original ↗

21 Feb 2022

Keycloak 17.0.0 with TLS in Docker compose behind Envoy proxy original ↗

20 Feb 2022

YugabyteDB Go RPC client original ↗

16 Feb 2022

A brief look at YugabyteDB RPC API original ↗

12 Feb 2022

2021

YugabyteDB: the book original ↗

11 Nov 2021

YugabyteDB: Postgres foreign data wrapper original ↗

8 Nov 2021

Postgres in Docker with persistent storage original ↗

12 Jul 2021

YugabyteDB Docker image original ↗

15 Jun 2021

Extending Keycloak—required actions: user must be approved original ↗

6 Jun 2021

Keycloak with TLS in Docker compose behind Envoy proxy original ↗

6 Jun 2021

Let’s Encrypt certificates for local development original ↗

4 Jun 2021

On YugabyteDB original ↗

30 May 2021

Do you really need a database for that Ory stack?original ↗

23 May 2021

Figuring out Ory Oathkeeper original ↗

20 May 2021

Keto RBAC - listing roles of a user original ↗

17 May 2021

RBAC with Ory Keto original ↗

15 May 2021

On software testing with dockertest original ↗

24 Apr 2021

Launching Consul cluster with firebuild and other news original ↗

14 Apr 2021

Looking at Zanzibar through ORY Keto original ↗

11 Apr 2021

ORY reference Docker Compose and thoughts on the platform original ↗

10 Apr 2021

Apache Mesos reaches end of life original ↗

6 Apr 2021

On golang os.Expand and os.ExpandEnv original ↗

6 Apr 2021

I hacked infinite retention into my open source Kafka original ↗

2 Apr 2021

Kafka 2.8 is out in the wild and does not need ZooKeeper anymore original ↗

31 Mar 2021

firebuild rootfs - gRPC with mTLS original ↗

28 Mar 2021

Introducing firebuild original ↗

23 Mar 2021

firebuild prerequisites original ↗

22 Mar 2021

Thoughts on creating VMMs from Docker images original ↗

2 Mar 2021

The jailer original ↗

19 Feb 2021

It’s all about the the Iface name original ↗

18 Feb 2021

Bridging the Firecracker network gap original ↗

17 Feb 2021

Live resize Firecracker VMM drive original ↗

16 Feb 2021

Firecracker VMM with additional disks original ↗

14 Feb 2021

Launching Alpine Linux on Firecracker like a boss original ↗

13 Feb 2021

My golang modules live in Athens original ↗

10 Feb 2021

Vault on Firecracker with CNI plugins and Nomad original ↗

7 Feb 2021

Taking Firecracker for a spin original ↗

6 Feb 2021

2020

Keycloak Authorization Services - RPT, permissions or a decision only original ↗

16 Sept 2020

Authenticate to private JFrog npm registry original ↗

9 Sept 2020

Multi-tenant Vault PKI with custom root PEM bundles original ↗

9 Sept 2020

Certificate Authority is not Voodoo original ↗

7 Sept 2020

Keycloak Authorization Services - retrieving the decision only original ↗

6 Sept 2020

Introduction to Keycloak Authorization Services original ↗

5 Sept 2020

Keycloak With Docker Compose original ↗

3 Sept 2020

2017

Publish to Maven Central via Sonatype with SBT original ↗

31 Jan 2017

2016

The case for Kafka cold storage original ↗

8 May 2016

2015

Apache Spark on Mesos with Docker bridge networking original ↗

23 Nov 2015

Gossiperl at EUC 2015 and next steps original ↗

17 Jun 2015

Control Keynote presentation with your mobile browser original ↗

11 May 2015

Crowd sourced unit testing / CI original ↗

21 Apr 2015

State of gossiperl and some JavaScript Thrift goodies original ↗

5 Jan 2015

2014

Gossiperl gossip middleware in Erlang original ↗

9 Dec 2014

Apache Thrift via UDP in Erlang original ↗

12 Oct 2014

OpenStack Devstack up and running with Vagrant, in 12.5 minutes original ↗

20 May 2014

2013

Erflux, InfluxDB client for Erlang original ↗

21 Oct 2013

Apache Zookeeper authentication original ↗

24 Jun 2013

Git: chopping out part of the repo into a separate repo original ↗

22 Mar 2013

Setting up knife ec2 original ↗

7 Mar 2013

DevOps box original ↗

5 Mar 2013