[QUESTION] container image management under k3d · Issue #343 · rancher/k3d · GitHub

 

[QUESTION] container image management under k3d · Issue #343 · rancher/k3d

Greetings, I am using k3d to deploy a local development environment for a project. I have the Docker images for developing the project in Gitlab. Sometimes I need to remove the project images that ...

github.com

 

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- 문제.

$ docker pull ubuntu
Using default tag: latest
Error response from daemon: Get https://registry-1.docker.io/v2/: x509: certificate has expired or is not yet valid

 

- 해결.

date를 보니 시간 동기화가 되지 않음.

ntp 시간동기화 후 정상동작 확인

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making/k8s-keycloak-oidc-helper: Keycloak Kubernetes OpenID Connect helper (github.com)

 

making/k8s-keycloak-oidc-helper

Keycloak Kubernetes OpenID Connect helper. Contribute to making/k8s-keycloak-oidc-helper development by creating an account on GitHub.

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(1) 검증하지 않는 않는 옵션(-k) 사용

curl -k {URL}

 

(2) 인증서를 발급한 기관을 신뢰하는 인증기관 목록에 추가

$ sudo mkdir /usr/local/share/ca-certificates/{기관명}

$ openssl s_client -connect {URL}:443 |tee certlog

$ openssl x509 -inform PEM -in certlog -text -out certdata

$ openssl x509 -inform PEM -text -in certdata 

$ sudo cat certdata >> /usr/local/share/ca-certificates/{기관명}/ca-bundle.crt

$ sudo update-ca-certificates

 

curl 에 신뢰하는 인증기관 인증서(CA Cert) 추가하기 (lesstif.com)

 

curl 에 신뢰하는 인증기관 인증서(CA Cert) 추가하기

Ubuntu 는 /etc/ssl/certs/ca-certificates.crt 또는  /etc/ssl/certs 디렉터리에서 CA 목록 로딩

www.lesstif.com

https 연결시 서버의 SSL 인증서 추출하기 (curl 또는 web browser 사용) (lesstif.com)

 

https 연결시 서버의 SSL 인증서 추출하기 (curl 또는 web browser 사용)

 

www.lesstif.com

How to install certificates for command line - Ask Ubuntu

 

How to install certificates for command line

So in school we need to install a certificate to access https sites. In firefox, I can import the certificate. However, I can't do so with the command line. For example, running git push I get: fa...

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리눅스 우분투 gui 설치 ( ubuntu server 16.04 LTS )

안녕하세요 롯사입니다. 우분투 desktop 버전이 아닌 server 버전으로 인프라 관리의 목적으로 구축을 하셨다면 GUI 레벨이 아닌 CLI 레벨로 구축이 됩니다. 인프로 관리에 필요한 여타 설루션을 도입

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$ sudo apt-get update

$ sudo apt-get upgrade

 

$ sudo apt-get install ubuntu-desktop

$ startx

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How To Install Go 1.15 on Ubuntu 18.04 & 16.04 LTS – TecAdmin

 

How To Install Go 1.15 on Ubuntu 18.04 & 16.04 LTS – TecAdmin

Installing go Ubuntu. Go has released latest version 1.15. install Go 1.15 on your Ubuntu 19.10, 18.04, 16.04 LTS, 14.04 LTS systems. install Go on Ubuntu

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ERROR MESSAGE: ...: undefined: http.ErrUseLastResponse

 

SOLVED: Please build with the latest Go version.

 

Ubuntu에서 apt update하지 않고 go를 install 했더니 발생한 에러.

직접 최신버전의 tar.gz를 받아 설치하니 해결

 

undefined: http.ErrUseLastResponse while installing · Issue #225 · tsenart/vegeta (github.com)

 

undefined: http.ErrUseLastResponse while installing · Issue #225 · tsenart/vegeta

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mkdir ~/go/bin

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macos - Go install fails with error: no install location for directory xxx outside GOPATH - Stack Overflow

 

Go install fails with error: no install location for directory xxx outside GOPATH

~/src/go-statsd-client> echo $GOPATH /Users/me/gopath ~/src/go-statsd-client> echo $GOROOT /usr/local/Cellar/go/1.1.1\ ~/src/go-statsd-client> go install go install: no install location for

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Configuring Kubernetes login with Keycloak - codecentric AG Blog

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int128/kubelogin: kubectl plugin for Kubernetes OpenID Connect authentication (kubectl oidc-login) (github.com)

 

int128/kubelogin

kubectl plugin for Kubernetes OpenID Connect authentication (kubectl oidc-login) - int128/kubelogin

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kubectl with OpenID Connect

TL;DR

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Protect Kubernetes Dashboard with OpenID Connect

TL;DR

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Authenticating

This page provides an overview of authenticating. Users in Kubernetes All Kubernetes clusters have two categories of users: service accounts managed by Kubernetes, and normal users. It is assumed that a cluster-independent service manages normal users in t

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$ kubectl taint nodes --all node-role.kubernetes.io/master-

 

Single node Kubernetes setup – /techblog (redpill-linpro.com)

 

Single node Kubernetes setup

Set up a simple, fully functional Kubernetes cluster with kubeadm

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