iamjjanga-ouo

#!/bin/bash

# Set default values
name=$RANDOM
url='https://alertmanager.local/api/v1/alerts'
summary='Testing summary!'
instance="$name.example.net"
default_severity='warning'

# Function to send alert

iamjjanga-ouo

[Test] Create test curl pod in one-line

k run curl-test --image=radial/busyboxplus:curl -i --tty --rm

[Test] Create pod with sleep infinity

k run my-pod --image=python -n default -- sleep infinity

[Test] Netcat Pod

k run netcat-test --image=subfuzion/netcat --command -- sleep 360000

[Test] aws-cli Pod

iamjjanga-ouo

[Version] Get Nginx Ingress Controller Version

kubectl get pods -n ingress-nginx | awk '{ print $1 }' | grep 'ingress-nginx-controller' | xargs -I % sh -c 'kubectl get pods % -n ingress-nginx -o yaml | grep image:'

iamjjanga-ouo

VERSION=1.22.4 ARCH=amd64

wget "https://go.dev/dl/go${VERSION}.linux-${ARCH}.tar.gz" rm -rf /usr/local/go && tar -C /usr/local -xzf "go${VERSION}.linux-${ARCH}.tar.gz"

echo 'export PATH=$PATH:/usr/local/go/bin' | tee -a ~/.bashrc source ~/.bashrc

iamjjanga-ouo

Debug

• $ hugo server or $ hugo server -D http://localhost:1313/에서 디버그 용도로 사용(watch files)
  • -D 옵션은 draft로 실행됨

Write contents

• $ hugo new post/test1.md 명령으로 파일을 생성하면 \content\post\test1.md에 생성

iamjjanga-ouo

A Kubernetes cronjob to refresh ECR authentication

Create AWS secret

kubectl create secret generic aws-secret --from-literal=AWS_ACCOUNT= --from-literal=AWS_ACCESS_KEY_ID= --from-literal=AWS_SECRET_ACCESS_KEY= --from-literal=AWS_DEFAULT_REGION= --from-literal=AWS_REGION=

Create cronjob

iamjjanga-ouo

jobs:
  deploy:
    name: Push to ECR
    runs-on: ubuntu-latest

    # These permissions are needed to interact with GitHub's OIDC Token endpoint.
    permissions:
      id-token: write
      contents: read

iamjjanga-ouo

brew install vagrant qemu
#Due to dependency errors, we must install vbguest first..
vagrant plugin install vagrant-vbguest
vagrant plugin install vagrant-qemu

#cd to working dir you like to keep your vagrant files
cd ~/VM-and-containers/VagrantMachines/M1-vagrantfiles/ubuntu18-generic-64/

#Create a vagrant file
$EDITOR Vagrantfile

iamjjanga-ouo

du examples

---

find all files(include hidden) size in cwd

$ du -sch .[!.]* * |sort -h

# =======OUTPUT

iamjjanga-ouo

get role

• redis-cli

$ redis-cli -h <redis host> -p <port> info | grep role
role: master