Recent posts tagged deployment

An ARM64 host can meet every published dependency and still be configured as an unsupported SafeLine deployment. The concrete misconfiguration is a manual .env left on the sample values: ARCHSUFFIX is empty, POSTGRESIMAGE is chaitin/safeline-postgres...

I do not turn protection on until an ARM64 host has passed an edition check. Architecture support and edition support are different facts. The deploy guide lists both x8664 and arm64, then states that SafeLine installed on ARM requires a Pro license ...

Changing the WAF web console listening port looks like a one-line edit, but the SafeLine deploy guide only treats one environment key as that port. This troubleshooting note covers one concrete misconfiguration: the operator stored a new port in MGTP...

Before I turn protection on for a live site, I walk a decision checklist. The step I no longer skip is the management listener. Learning how to change the WAF web console listening port belongs in that checklist, because the console is where I will l...

Hey, Emmanuel here. While I was pondering what to write about this week, I ran into an old project of mine: Relay A “real-time” messaging platform. Think Facebook, but without any of the stuff that makes it good, like real people and the ability to a...

If you’re working with an older ASP.NET application running under Medium Trust, you may run into a common problem: your application can read Web.config, but attempting to modify it at runtime fails with a security or permission exception. The import...

Shipping software used to be risky. A new deployment could introduce bugs, break critical workflows or affect thousands or millions of users instantly. For many teams, releasing software meant: Deploying late at night 🌙 Monitoring dashboards anx...

What is a Canary Release? A canary release is a modern software deployment strategy where a newly developed version of an application is rolled out to a tiny fraction of real users before making it available to the entire user base. This technique ...

In the previous episode, we talked about different service design approaches/blog/continuous-delivery-office-hours-e4. This time, we dive deeper into database changes. Even for teams that can effortlessly deploy their application code, database chan...

Introduction Building your first project is one milestone. Actually getting it live on the internet, with a real URL you can share, is a completely different feeling — and it used to be way more complicated than it is now. Today, deploying a front...

Tony Kelly hosts our latest episode of Continuous Delivery Office Hours, with Bob Walker and Steve Fenton. While application code deployments have become highly automated and disciplined, database changes often remain manual, "folksy," and prone to ...