sillycat
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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
WebFlux and Swagger Integration
Try some samples
> git clone https://github.com/pgilad/spring-boot-webflux-swagger-starter
Go to that Project and Compile
> gradle clean build
List the Version
> jenv versions
system
* 1.8 (set by /usr/local/opt/jenv/version)
1.8.0.161
10.0
10.0.2
...
WebFlux and Reactive(1)Performance Basic Compare
Unit test and Compare
https://blog.51cto.com/liukang/2090202
Create non-blocking
https://stackoverflow.com/questions/42299455/spring-webflux-and-reading-from-database
Wrap a blocking call
https://projectreactor.io/docs/core/release/reference/#faq.wra ...
ElasticSearch(7)filebeat
How to sync the date and time on ubuntu 18.04
https://linuxconfig.org/how-to-sync-time-on-ubuntu-18-04-bionic-beaver-linux
> sudo timedatectl set-ntp off
> timedatectl
Local time: Fri 2019-05-24 10:38:53 CDT
Universal time: Fri ...
Running Zeppelin with Nginx Authentication
Limit the Zeppelin only allowed localhost visit.
The only thing need to pay attention to is that zeppelin is using web socket, we need use nginx to proxy that as well.
upstream zeppelin {
server localhost:8080;
}
server {
liste ...
Running Zeppelin with Nginx Authentication
Limit the Zeppelin only allowed localhost visit.
The only thing need to pay attention to is that zeppelin is using web socket, we need use nginx to proxy that as well.
upstream zeppelin {
server localhost:8080;
}
server {
liste ...
ElasticSearch(6)Kibana Authentication
First of all, disable the connection to Kibana directly.
> vi config/kibana.yml
server.host: "localhost"
Nginx Installation
> wget http://nginx.org/download/nginx-1.16.0.tar.gz
> tar zxvf nginx-1.16.0.tar.gz
Unzip the source code, install th ...
ElasticSearch(5)Logstash
Install Logstash
Find the binary file here https://www.elastic.co/downloads/logstash
Download the version 7.0.1 to match elasticsearch and Kibana
> wget https://artifacts.elastic.co/downloads/logstash/logstash-7.0.1.tar.gz
Starting guide https://www.elastic.co/guide/en ...
Jenkins Backup and Restore from Docker to Host
Try to find the jenkins home directory from docker service
/home/ubuntu/work/sillycat-docker/centos7/centos7-jenkins-jdk10
Copy the home directory
> sudo cp -r jenkins_home ~/data/
Change the permission
> sudo chmod -R 777 jenkins_home
On the ...
ElasticSearch(4)Manually Elasticsearch Cluster
Follow previous link, start Kibana on ubuntu-master as well.
>bin/elasticsearch -Ecluster.name=laprocluster -Enode.name=elastic1
> bin/kibana
Open Kibana page and go to DEV tool
http://ubuntu-master:5601/app/kibana#/dev_tools/console?_g=()v
In t ...
ElasticSearch(3)Version Upgrade and Cluster
Haha, the first version I start with Elastic Search is 1.4.0.
Last time, I install the softwares are version 6.2.4. Right now, it is 7.0.1. Haha. Let’s try the latest on my systems.
First of All, on MAC
https://artifacts.elastic.co/downloads/elasticsearc ...
DynamoDB and Query/Scan Limit
Recently, I found one issue in my Project for DynamoDB.
I do query by index and some filters. But even I put
SELECT: “COUNT”
DynamoDB will only return me parts of the whole records. It is said the limit is 4M. Even the count is part of the whole results.
I need to d ...
Auth Solution(3)JWT in Java and PHP Sample
Here is my Example in JAVA which can generate the RSA 512 private key and public key.
In side the java example, we can use the private key to sign our content, time and etc to generate a token.
https://github.com/luohuazju/sillycat-authcenter
RSACoder cl ...
Auth Solution(2)JWT Encode and Decode
Spring Boot 2.0 and OAUTH
https://github.com/longfeizheng/springboot2.0-oauth2
JWT Repo
https://github.com/chenlein/springboot-oauth
JWT Blog
https://www.codetd.com/article/2404205
https://blog.csdn.net/chenleiking/article/details/80890858
Another example
htt ...
Jetty Server and Cookie Domain Name
Recently, we found that our JAVA application is write a JSESSIONID in the cookie for our domain.
The page we have is manage.sillycat.com, so the JESSIONID is writing to the manage.sillycat.com as well. But for some other projects, SSO/UI we need that domain name ...
EC2 Windows Machine Extend Disk Space
Follow the previous document to extend the Volume in AWS. But in Ubuntu, we just restart the machine, then we can see all the disk space.
But in windows, we need do something more.
In the windows command line window, open this tool - “diskmgmt.msc"
Choose ...