Chao Y chaoyangnz

MicroService Proxy Gateway Solutions

Kong, Traefik, Caddy, Linkerd, Fabio, Vulcand, and Netflix Zuul seem to be the most common in microservice proxy/gateway solutions. Kubernetes Ingress is often a simple Ngnix, which is difficult to separate the popularity from other things.

Github Star Trend:

This is just a picture of this link from Feb

when you run npm run dev, sometimes you will come accross this error:

Open node_modules/typescript/lib/typescript.js, and go to line 8873:

if (!sourceFile) {
    return ts.createTextSpan(0, 0);
}

Put these two functions into your ~/.bashrc or ~/.zshrc

decrypt_secret() {
	if [ "$#" -ne 2 ]; then
	  echo "Usage: decrypt_secret <secret.yaml> <passphrase>"
	  return 1
	fi
	openssl enc -aes-256-cbc -d -base64 -in "$1.aes256" -out "$1" -k "$2"
}

Put these two functions into your ~/.bashrc or ~/.zshrc

decrypt_secret() {
	if [ "$#" -ne 2 ]; then
	  echo "Usage: decrypt_secret <secret.yaml> <passphrase>"
	  return 1
	fi
	openssl enc -aes-256-cbc -d -base64 -in "$1.aes256" -out "$1" -k "$2"
}

Kubectl exec Pod

gcloud container clusters get-credentials dunlap-gke-private --region australia-southeast1 --project stuff-98118045375 && \
kubectl exec stuff-content-service-67b9779bcf-fqb6c --namespace devint -c stuff-content-service -it -- sh

In Pod, dump the heap

apt-get update
apt-get install wget
wget -L -O /usr/local/bin/jattach \

	# SemVer bump small shell/python function: bumps component $1 ("major", "minor" or "patch") from version in $2 (or STDIN).
	# Version components to the right of the bump rollback to 0, ie. 1.2.3:1.2.4 or 1.2.3:1.3.0 or 1.2.3:2.0.0.
	function bump() {
	echo ${2:-$(</dev/stdin)} \| python -c 'from sys import argv,stdin,stdout;n={"major":0,"minor":1,"patch":2}.get(argv[-1]);v=list(map(int,stdin.read().strip().split(".")));v[n]=v[n]+1;v[n+1:]=[0]*len(v[n+1:]);stdout.write(".".join(map(str,v))+"\n")' $1
	}

	## Examples
	# # Version as parameter
	# $ bump minor 1.0.1
	# 1.1.0

	function solution(A) {
	if(A.length < 3) return -1;
	let depth = -1;
	for(let p = 0; p < A.length; ++p) {
	const q = findQ(A, p);
	if(!q \|\| q == A.length -1 \|\| A[p] - A[q] <= depth) continue;
	const r = findR(A, q);
	if(r) {
	const d = Math.min(A[p] - A[q], A[r] - A[q])
	console.log('$$', p, q, r)

	function cookieContexts() {
	const iframes = Array.from(document.querySelectorAll('iframe'))

	const urls = iframes.map(iframe => iframe.src).filter(src => /https?:.+/.test(src))

	function uniq(a) {
	return a.sort().filter(function(item, pos, ary) {
	return !pos \|\| item != ary[pos - 1];
	})
	}

	#!/bin/sh

	domain=$1

	if [ "$domain" == "clean" ]; then
	defaults delete com.apple.SafariTechnologyPreview ResourceLoadStatisticsManualPrevalentResource
	else
	defaults write com.apple.SafariTechnologyPreview ResourceLoadStatisticsManualPrevalentResource $domain
	defaults read com.apple.SafariTechnologyPreview ResourceLoadStatisticsManualPrevalentResource
	fi