aclisp

# Install Java 1.8 in CentOS/RHEL 6.X
sudo yum remove -y java-1.6.0-openjdk
wget --no-cookies \
--no-check-certificate \
--header "Cookie: oraclelicense=accept-securebackup-cookie" \
"http://download.oracle.com/otn-pub/java/jdk/8-b132/jdk-8-linux-x64.rpm" \
-O jdk-8-linux-x64.rpm
sudo rpm -Uvh jdk-8-linux-x64.rpm
sudo alternatives --install /usr/bin/java java /usr/java/latest/jre/bin/java 20000
sudo alternatives --install /usr/bin/jar jar /usr/java/latest/bin/jar 20000

aclisp

# check if job exists
curl -XGET 'http://jenkins/checkJobName?value=yourJobFolderName' --user user.name:YourAPIToken

# with folder plugin
curl -s -XPOST 'http://jenkins/job/FolderName/createItem?name=yourJobName' --data-binary @config.xml -H "Content-Type:text/xml" --user user.name:YourAPIToken

# without folder plugin
curl -s -XPOST 'http://jenkins/createItem?name=yourJobName' --data-binary @config.xml -H "Content-Type:text/xml" --user user.name:YourAPIToken

# create folder

aclisp

Easiest HDFS cluster in the world with kubernetes.

Inspiration from kimoonkim/kubernetes-HDFS

kubectl create -f namenode.yaml
kubectl create -f datanode.yaml

Setup a port-forward to so you can see it is alive:

aclisp

package main

import (
	"encoding/json"
	"encoding/xml"
	"fmt"
	"net/http"
	"strings"
)

aclisp

{
    "cap": [

    { "app": "__default",            "s2s": "friday_alert", "cpu":  250, "mem": 2147483648 },
    { "app": "music-mobsrv",         "s2s": "mobsrv",       "cpu":  850, "mem": 2147483648 },
    { "app": "music-entsrv",         "s2s": "entsrv",       "cpu":  850, "mem": 2147483648 },
    { "app": "music-guild-service",  "s2s": "guildservice", "cpu":  850, "mem": 2147483648 },
    { "app": "music-entms",          "s2s": "entms",        "cpu":  850, "mem": 2147483648 },
    { "app": "docker-registry-web",  "s2s": "friday_alert", "cpu":  850, "mem": 2147483648 },
    { "app": "music-mobflwapp",      "s2s": "mobFlwApp",    "cpu": 1000, "mem": 2147483648 },

aclisp

package gziphandler

import (
	"compress/gzip"
	"log"
	"net/http"
	"strings"
	"sync"
)

aclisp

/*
 * Copyright (c) 1983, 1988, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright

aclisp

#!/bin/bash

if [[ $# -ne 2 ]]; then
    echo "Need parameters: PROCESS_NAME showpid|showport|showhost|showconn"
    exit 1
fi

PROCESS_NAME=$1
ACTION=$2

aclisp

HTTP Streaming (or Chunked vs Store & Forward)

The standard way of understanding the HTTP protocol is via the request reply pattern. Each HTTP transaction consists of a finitely bounded HTTP request and a finitely bounded HTTP response.

However it's also possible for both parts of an HTTP 1.1 transaction to stream their possibly infinitely bounded data. The advantages is that the sender can send data that is beyond the sender's memory limit, and the receiver can act on

aclisp

from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as expect
from selenium.webdriver.common.keys import Keys
import time
from random import randint


def delay(n):