Fredric News

Tag: DevOps

  • Kubernetes TLS Certificates & kubeadm certs

    💡 Kubernetes TLS Certificates & kubeadm certs — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kubernetes TLS Certificates & kubeadm certs. Automated script – When renewing after expiration Attempt to bootstrap We will summarize the recovery sequence assuming the worst case scenario where bootstrapping is not set and both the…

  • jq CLI Sheet: JSON Data Filtering & Slicing

    💡 jq CLI Sheet: JSON Data Filtering & Slicing — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for jq CLI Sheet: JSON Data Filtering & Slicing. Exec main bash Copy #json to pretty $jsonSTDOUT | jq ” echo ‘\”foo\”:\”bar\”‘ | jq ” curl http://foo.bar.com/api/v1/test | jq ” #배열 내 특정 순번을…

  • Jenkins CI/CD Archi: Distributed Agent

    💡 Jenkins CI/CD Archi: Distributed Agent — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Jenkins CI/CD Archi: Distributed Agent. Operation Pipelines Credential Pipeline Sample Container Debugging groovy Copy // container내 breakPoint에서 아래 문구 추가 input message: “pod를 유지 중입니다. 디버깅 후 ‘Proceed’를 누르세요.” Scripting groovy Copy // 히스토리 제거 def…

  • cURL CLI Sheet: HTTP Headers & REST API

    💡 cURL CLI Sheet: HTTP Headers & REST API — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for cURL CLI Sheet: HTTP Headers & REST API. Exec bash Copy #curl test curl -sSL -o /dev/null -D – ${URL} #download 받기(wget) curl -LO ${URL} curl -L ${URL} -o ${FILENAME} #response Header 포함…

  • Linux free Command Analysis: Buffers, Cache

    💡 Linux free Command Analysis: Buffers, Cache — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Linux free Command Analysis: Buffers, Cache. bash Copy free -h #사람이 보기 편한 단위 RAM unused Free memory: Simply memory that is not currently being used for any tasks. Available memory: Memory that is actually…

  • Google Play Books Format Integration: ADE

    💡 Google Play Books Format Integration: ADE — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Google Play Books Format Integration: ADE. 🔗 https://seong6496.tistory.com/557 Preparation Download PDF or ePub Google Play Books Adobe digital edition bash Copy brew install –casks adobe-digital-editions Solutions – Ebook – Digital Editions – FAQ Caliber latest…

  • Asciinema Terminal Recording & svg-term

    💡 Asciinema Terminal Recording & svg-term — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Asciinema Terminal Recording & svg-term. References and Guidelines (NOTE) In order to directly expose terminal operation to Github README.md, output time series terminal IO data using the terminal operation recording tool and push it to Upstream,…

  • MicroK8s Single-Node Kubernetes Setup & Addon

    💡 MicroK8s Single-Node Kubernetes Setup & Addon — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for MicroK8s Single-Node Kubernetes Setup & Addon. Installation bash Copy sudo snap install microk8s –classic microk8s status microk8s enable community #확장 애드온 microk8s enable $addons Completion With Alias bash Copy sudo bash -c “cat << EOF…

  • Bitbucket Pipelines Self-Hosted Runner on

    💡 Bitbucket Pipelines Self-Hosted Runner on — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Bitbucket Pipelines Self-Hosted Runner on. References and Guidelines (NOTE) Assume that docker is used as the Kubernetes CRI. Depending on the CRI version, docker-in-docker image issues exist. More details: Job based (for Autoscaler) References and Guidelines…

  • NGINX Ingress Controller Archi & SSL

    💡 NGINX Ingress Controller Archi & SSL — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for NGINX Ingress Controller Archi & SSL. Setups 🔗 https://github.com/bitnami/charts/tree/main/bitnami/nginx-ingress-controller bash Copy repo=bitnami sdiff -s <(helm show values ${repo}/$(cat Chart.yaml | yq ‘.name’) –version=$(cat Chart.yaml | yq ‘.version’) | yq -oprops) <(cat ./values.yaml | yq -oprops)…