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Why and how should you use a Docker Container Health Check

WebHEALTHCHECK command. The command tells you how to check if your container is operational. Running for you might mean running a background process, listening on a …

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URL: https://willsena.dev/why-and-how-should-you-use-a-docker-container-health-check/

Handling Docker Volumes Permissions without root privilege

WebObserve the environment variables; the host and container will have the identical user id (UID), group id (GID), and directory path (volume).The Node container …

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How to Build and Push a Container Image

WebI love ️ Bitnami (VMware) container images; the team does an excellent job of creating flexible images that are also non-root secure. Following are some basic …

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Understanding the ELK Stack with Practical Examples

WebThe compose file defines containers that function on the same network as "elk" and have persistent volumes, such as Elasticsearch and Kibana.The most …

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Understanding load balancers through practical examples

WebNGINX can also be used in some cases, but it's less performant than HAProxy.Here's a latency comparison. ⚠️ Less performant does not mean "not worth …

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The difference between the COPY and ADD commands in a …

WebRecommendations. As previously stated, ADD and COPY achieve the same result when transferring files, although Docker advises using COPY rather than ADD. Because image …

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How can I add users in a Dockerfile

WebThe following Dockerfile begins with root installing some Alpine packages before adding a user called foo to handle the process. Please, no spells! The whoami …

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How to use Bash default variables

WebIt's essential to have Bash scripts to support your servers or applications in a programming or DevOps environment. As a result, I'd like to share some Bash advice …

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Top Reasons to Use Linux and Why Should You

WebThe history. In the mid-1990s, we met Linux, an open source operating system created by Linus Torvalds.Whether you like it or not, remember that Linux was …

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How to Run Secure Pods with Podman

WebWhat is Podman? Podman is a Red Hat container engine that allows users to manage containerized applications and their resources. Unlike other container engines …

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Running the Traefik, my favorite Edge Router with Podman

WebWhat is Traefik? Traefik is a modern HTTP reverse proxy and load balancer developed in Go that is suited for microservice architecture. It is commonly used in …

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Building a Squid Proxy Container to test NPM with HTTP Proxy

WebFinally If you prefer, you can clone the repository. We built a Squid Proxy to test NPM with HTTP Proxy, but we can test with any tool that supports HTTP Proxy …

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Having a date with Kong, the most popular API gateway

WebKong essentially works with services and routes, and you can define upstreams to provide health checks and load balancing when you have many entry …

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Building Kubernetes-style pods with Podman

WebThe podman build commands is entirely compatible with OCI Image Spec, and the instructions are too near to Kubernetes-style and Docker-CLI. However, there …

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Stop making assumptions! Extract metrics from Kong API Gateway …

WebKong an API Gateway is built on NGINX and allows plugins through the Lua module; however, custom plugins can now use Python, Go, and Javascript.. Kong offers …

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Run your first Ansible playbook

WebWe used to upload applications using FTP to upload code directly to the server, running scripts to prepare the stack or create a fresh server. Doing the same …

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William Sena (Page 3)

WebWhy and how should you use a Docker Container Health Check?

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Unlock NGINX hidden powers with Javascript module (NJS)

WebKeep your kernel 🧠 updated. Responsible for verifying requests and forwarding them to the @backend route, where the proxy magic occurs. To keep things simple, the …

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