skinny

apiVersion: apps/v1
kind: DaemonSet
metadata:
  labels:
    component: resolv
    tier: node
  name: resolv
  namespace: default
spec:
  selector:

henrylilei

apiVersion: scheduling.k8s.io/v1
kind: PriorityClass
metadata:
  name: server-maintenance-priority
value: 1000000
globalDefault: false
description: "This priority class should be used for server maintenance pods only. It will be scheduled first to the node."
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole

tuannvm

Kubernetes cheatsheet

• Kubernetes cheatsheet
  • Getting Started
  • Sample yaml
  • Workflow
  • Physical components
    • Master
    • Node
• Everything is an object - persistent entities

BretFisher

2021 Update: Easiest option is Justin's repo and image

Just run this from your Mac terminal and it'll drop you in a container with full permissions on the Docker VM. This also works for Docker for Windows for getting in Moby Linux VM (doesn't work for Windows Containers).

docker run -it --rm --privileged --pid=host justincormack/nsenter1

more info: https://github.com/justincormack/nsenter1

---

so0k

Kubectl output options

Let's look at some basic kubectl output options.

Our intention is to list nodes (with their AWS InstanceId) and Pods (sorted by node).

We can start with:

kubectl get no

chrisRedwine

# From https://coderwall.com/p/-wbo5q/pip-install-a-specific-github-repo-tag-or-branch
pip install -e git://github.com/{ username }/{ reponame }.git@{ tag name }#egg={ desired egg name }

chinshr

#!groovy
# Best of Jenkinsfile
# `Jenkinsfile` is a groovy script DSL for defining CI/CD workflows for Jenkins
node {
}

nerdalert

Linux NetFilter, IP Tables and Conntrack Diagrams

IPTABLES TABLES and CHAINS

IPTables has the following 4 built-in tables.

1) Filter Table

Filter is default table for iptables. So, if you don’t define you own table, you’ll be using filter table. Iptables’s filter table has the following built-in chains.

dfang

# mirrors in China

## rubygems mirror(ruby.taobao.org)  
  use ruby.taobao.org as mirror on local machine(https://ruby-china.org/topics/15534)  
  `bundle config mirror.https://rubygems.org http://ruby.taobao.org`  
  `less ~/.bundle/config`  

## npm mirror(npm.taobao.org)  
https://cnodejs.org/topic/4f9904f9407edba21468f31e  
http://riny.net/2014/cnpm/  

tdoly

#!/usr/bin/env python
#-*- coding: utf-8 -*-

import sys
import logging
import datetime
import requests
import BeautifulSoup
from requests.adapters import HTTPAdapter