binura-g

1. Install powerline for Git Bash

Ref: https://github.com/diesire/git_bash_windows_powerline

cd $HOME
mkdir -p .bash/themes/git_bash_windows_powerline
git clone https://github.com/diesire/git_bash_windows_powerline.git .bash/themes/git_bash_windows_powerline

binura-g

let _Namespace = "namespace_name";
let _ServiceName = "deployment_name";
KubePodInventory
| where Namespace == _Namespace
| where ContainerName has_cs _ServiceName
| distinct ContainerID
| join kind=inner ContainerLog on ContainerID
| where LogEntry has '"type":"http-access"' // filtering out only the http access logs
| extend parsedLog=parse_json(LogEntry)
| extend latencyMs=todouble(parsedLog.responseTimeMs),    

binura-g

let _Namespace = "namespace_name"; 
let _ServiceName = "deployment_name";
let _ContainerName = "container_name"; // required only if the Pod has multiple containers (eg. Sidecars)
let _BinSize = 1hr; // 5min, 0.5d, 2d, ... 
let _ResourceLimitCounterName = 'cpuLimitNanoCores';
let _ResourceUsageCounterName = 'cpuUsageNanoCores';
KubePodInventory
| where Namespace == _Namespace
| where ServiceName == _ServiceName
| where ContainerName has _ContainerName

binura-g

let _Namespace = "Your namespace";
let _ServiceName = "Your Deployment name";
let _ContainerName = "Specific Container name"; // Only required if you have multiple containers running (eg. Sidecar)
KubePodInventory
| where isnotempty(Computer) // eliminate unscheduled pods
| where PodStatus in ('Running')
| where ServiceName has _ServiceName
| where ContainerName has _ContainerName
| where Namespace == _Namespace
| extend ContainerIdentifier=tostring(split(ContainerName, '/')[1])

binura-g

let _Namespace = "Your Namespace";
let _ServiceName = "Name of your deployment";
let _ContainerName = "Name of the container"; // Only required if you have multiple containers in the Pod (ie. Sidecars)
KubePodInventory 
| project ContainerID, ContainerName, Namespace 
| where Namespace == _Namespace
| where ServiceName == _ServiceName
| where ContainerName hasprefix_cs _ContainerName 
| distinct ContainerID 
| join kind=inner ContainerLog on ContainerID 

binura-g

awk 'NF {sub(/\r/, ""); printf "%s\\n",$0;}' cert-name.pem

binura-g

The Ultimate Unit Testing Cheat-sheet

For Mocha, Chai and Sinon

using mocha/chai/sinon for node.js unit-tests? check out my utility: mocha-stirrer to easily reuse test components and mock require dependencies

---

• Sinon Chai
• Chai
• Sinon
• Mocha

binura-g

const fs = require("fs");
const FILE = "sample.txt";

// Writes given text to a file asynchronously. 
// Returns a Promise.
function write(text) {
  return new Promise((resolve, reject) => {
    fs.writeFile(FILE, text, err => {
      if (err) reject(err);
      else resolve();

binura-g

const myPromise = new Promise((resolve, reject) => {
  // do something asynchronous which eventually calls either:
  //
  //   resolve(someValue); // when fulfilled
  // or
  //   reject("failure reason"); // upon failure or rejection
});

binura-g

const fs = require("fs");
const FILE = "sample.txt";

// This function returns a promise that the 'text' we pass into 
// this function has been asynchrnously written into our FILE.
const writePromise = text => {
  return new Promise((resolve, reject) => {
    fs.writeFile(FILE, text, err => {
      if (err) reject(err);
      else resolve();