neilkuan

#!/bin/bash
#$1 put kms id.
#$2 put values.
aws kms encrypt --key-id "$1" --plaintext $2 --output text --query CiphertextBlob
#output echo "output" | base64 -d file.txt
#decrypt via kms .
# aws kms decrypt --ciphertext-blob fileb://file.txt --query Plaintext --output text | base64 -d 

neilkuan

IAM STS

$ aws sts get-caller-identity --query  Arn
"arn:aws:iam::123456789012:user/neilguan"
$ aws sts get-caller-identity --query  Arn --output text
arn:aws:iam::123456789012:user/neilguan
$ aws sts get-caller-identity --query  Account --output text
123456789012
$ aws sts get-caller-identity --query  UserId --output text
AIXXXXXXXXXXXXXXXXXXXG

neilkuan

#!/bin/bash
#!/bin/bash
yum install docker -y
systemctl start docker
usermod -aG docker ec2-user
usermod -aG docker ssm-user
chmod +x /var/run/docker.sock
systemctl restart docker && systemctl enable docker
mkdir /home/ec2-user/jenkins-data
docker run --name jks --rm -d -u root -p 8080:8080 -p 50000:50000 -v /home/ec2-user/jenkins-data:/var/jenkins_home -v /var/run/docker.sock:/var/run/docker.sock -v /home/ec2-user:/home jenkinsci/blueocean

neilkuan

   const vpc = new ec2.Vpc(this, 'testvpc', { natGateways: 1, cidr: '10.0.0.0/16' });
   const change = ['10.0.7.0/24', '10.0.8.0/24', '10.0.9.0/24'];
   for (let index = 0; index < change.length; index++) {
     ((vpc.node.findChild(`PublicSubnet${index + 1}`) as ec2.IPublicSubnet)
       .node.findChild('Subnet') as ec2.CfnSubnet)
       .addPropertyOverride('CidrBlock', change[index]);
   }

neilkuan

#!/bin/bash
##Color
RED='\033[0;31m'
GREEN='\033[0;32m'
NC='\033[0m'

## ENV
DEFAULT_REGION=us-west-2
ACCOUNT_ID=123456789012
AWS_REGION=${2-$DEFAULT_REGION}

neilkuan

kind.yaml

apiVersion: kind.x-k8s.io/v1alpha4
kind: Cluster
nodes:
  - role: control-plane
    extraPortMappings:
      - containerPort: 30002  
        hostPort: 30002       
 - role: worker

neilkuan

The note for ssh-keygen

OS: Centos7 and MacOS(amd)

# example
# ssh-keygen -t rsa -b 4096 -f $HOME/.ssh/[filename] -P "" -C [email]
# -t type [dsa | ecdsa | ed25519 | rsa]
# -b bits
# -f [output_keyfile]

neilkuan

source: https://techviewleo.com/how-to-install-mysql-8-on-amazon-linux-2/

Download mysql-5.7 package

wget https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm
sudo yum localinstall mysql57-community-release-el7-11.noarch.rpm -y
sudo yum install mysql-community-server -y

Start mysqld service.

neilkuan

{
  "Records": [
    {
      "body": "{\"url\": \"https://apps.apple.com/tw/app/facebook/id284882215\",\"line\": {\"reply\": {\"replyToken\": \"mockvalue\"}}}"
    }
  ]
}

neilkuan

import * as lambda from '@aws-cdk/aws-lambda';
import * as s3 from '@aws-cdk/aws-s3';
import { App, Construct, Stack, StackProps, CfnOutput, RemovalPolicy } from '@aws-cdk/core';
// get date function.
function getdate() {
  var date = new Date();
  var mm = date.getMonth() + 1; // getMonth() is zero-based
  var dd = date.getDate();
  return [date.getFullYear(),
    (mm>9 ? '' : '0') + mm,