sillycat
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nation：
你好，在部署Mesos+Spark的运行环境时，出现一个现象， ...
Spark(4)Deal with Mesos -
sillycat：
AMAZON Relatedhttps://www.godad ...
AMAZON API Gateway(2)Client Side SSL with NGINX -
sillycat：
sudo usermod -aG docker ec2-use ...
Docker and VirtualBox(1)Set up Shared Disk for Virtual Box -
sillycat：
Every Half an Hour30 * * * * /u ...
Build Home NAS(3)Data Redundancy -
sillycat：
3 List the Cron Job I Have>c ...
Build Home NAS(3)Data Redundancy
文章列表
I am still keep notes my tech notes in evernote. But I will need to set up a blog system myself or find some where to publish my blogs.
Stop Update Here
- 博客分类：
- Summary
I will stop update here, and move to my own New website
https://www.techsillycat.com
NodeJS12 and Zlib
It works as it should be as follow index.js
const zlib = require('zlib');
const input = 'hello carl, how are you?';
zlib.deflate(input, function(err, buffer) {
if (!err) {
console.log(buffer.toString('base64'));
}
});
const buffer = Buffer.from('eJzT0yMAAGTvBe8=', 'base64') ...
Diskspace Check and Fix
First command to check the diskspace and diskusage
> df -lh
Search by directories to see what are the usage on machines
> du -sh /*
> du -sh /var/*
In my case, I get a huge file in the maxscale.log, but I already delete that, but the diskspace is not released. So w ...
Docker Swarm 2020(2)Docker Swarm and Portainer
Just follow my previous Portainer Installation, I have it running on the manager node
> ./portainer --template-file "/opt/portainer/templates.json" -p 0.0.0.0:9000 --data /opt/portainer/data
Portainer Swarm Cluster Endpoints
Just add the ...
Docker Swarm 2020(1)Simply Install and Use Swarm
Check my Docker
> docker --version
Docker version 19.03.8, build afacb8b
Swarm Manager - rancher-home
Swarm Worker - rancher-worker1
Swarm Worker - rancher-worker2
Some useful ports:
2377 - cluster management
7946 - node to node
4789 - overlay ne ...
Traefik 2020(1)Introduction and Installation
Support ACME(Let’s Encrypt), Support WebSocket and HTTP/2
Providers - Docker, Kubernetes, File
Entrypoints -
Routers - host, path, headers, SSL
Services
Middlewares - authentication, rate limiting, headers
Different release is here https://github.com ...
Portainer 2020(4)Deploy Nginx and Others
My Portainer is running fine, it use remote connect to 2375 ports to other machines.
Choose an Endpoint first —> Containers —> Add Container
Name: onenginx
Registry: DockerHub
Image: nginx:latest
Manual network port publishing:
Host: 8800 —> contain ...
Private Registry 2020(1)No auth in registry Nginx AUTH for UI
Deploy basic registry server
> docker run -d -p 5000:5000 --name registry registry:2
Have it running
> docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS ...
Docker Compose 2020(1)Installation and Basic
Latest Docker Compose version VS Docker version
https://docs.docker.com/compose/compose-file/
On my server, check the docker version
> docker --version
Docker version 19.03.6, build 369ce74a3c
Open my docker 2375 ports if we need
> sudo vi /usr/li ...
VPN Server 2020(2)Docker on CentOS in Ubuntu
It seems that there is no much benefit to provide that in Docker.
Try on more time to see if I can set up in CentOS.
It is not supported in CentOS
> curl -L https://install.pivpn.io | bash
% Total % Received % Xferd Average Speed Time Time ...
Buffer in NodeJS 12 and NodeJS 8
My Simple Testing codes
> cat index.js
const size = 'hello'.length;
const AES_BLOCK_SIZE = 8;
const padLength = (size % AES_BLOCK_SIZE);
let encryptText = Buffer.alloc(size + padLength, '0x06', 'hex');
console.log(encryptText);
Version 8
> node --version
v8.1 ...
SNS Producer in Java in Old Project
In one Old Java Project, I need to send events to SNS in AWS. Here is how I did that>
Here is the package I need to put in dependencies.
Lib/aws-java-sdk-1.11.515.jar
Lib/aws-java-sdk-sns-1.11.515.jar
Lib/aws-java-sdk-core-1.11.515.jar
Lib/jackson-databind-2.6 ...
ElasticSearch(2)Version Upgrade 6.2.4 and Cluster
Try to get Latest Documents here
https://github.com/elastic/elasticsearch
Beats, Logstash, ElasticSearch, Kibana
More documents
https://www.elastic.co/guide/index.html
First of All, Install Elastic Search
https://www.elastic.co/downloads/elasticse ...
NodeJS ENV Similar to JENV and PyENV
It seems these 2 are good.
https://github.com/nodenv/nodenv
https://github.com/nvm-sh/nvm
Let me try nodenv, it seems more similar to JENV and PyENV.
https://blog.daskepon.com/install-nodejs-with-nodenv-on-macos/
Install the tool nodenv
> git clone https://g ...