briskgopesh

apiVersion: v1
kind: Pod
metadata:
  name: netshoot
  labels:
    app: netshoot
spec:
  containers:
  - image: nicolaka/netshoot
    command:

briskgopesh

apiVersion: v1
kind: Pod
metadata:
  name: ubuntu
  labels:
    app: ubuntu
spec:
  containers:
  - image: ubuntu
    command:

briskgopesh

#!/bin/bash

######
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
# TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
######

briskgopesh

#!/bin/bash
# =============================================================================
# Install AzCopy on Linux
# https://docs.microsoft.com/en-us/azure/storage/common/storage-use-azcopy-v10
# https://github.com/Azure/azure-storage-azcopy
# -----------------------------------------------------------------------------
# Developer.......: Andre Essing (https://www.andre-essing.de/)
#                                (https://github.com/aessing)
#                                (https://twitter.com/aessing)
#                                (https://www.linkedin.com/in/aessing/)

briskgopesh

#!/usr/bin/env bash

NODESAPI=/api/v1/nodes

function getNodes() {
  kubectl get --raw $NODESAPI | jq -r '.items[].metadata.name'
}

function getPVCs() {
  jq -s '[flatten | .[].pods[].volume[]? | select(has("pvcRef")) | '\

briskgopesh

# Add field
echo '{"hello": "world"}' | jq --arg foo bar '. + {foo: $foo}'
# {
#   "hello": "world",
#   "foo": "bar"
# }

# Override field value
echo '{"hello": "world"}' | jq --arg foo bar '. + {hello: $foo}'
{

briskgopesh

_complete_ssh_hosts ()
{
        COMPREPLY=()
        cur="${COMP_WORDS[COMP_CWORD]}"
        comp_ssh_hosts=`cat ~/.ssh/known_hosts | \
                        cut -f 1 -d ' ' | \
                        sed -e s/,.*//g | \
                        grep -v ^# | \
                        uniq | \
                        grep -v "\[" ;

briskgopesh

Some examples of SNAT, DNAT with iptables with comments

mainly used in start-up script

How to test 'safely'

When we play with iptables aka firewall we might end up in situation, where we execute rule, which has unforseen impact - lock yourself out. Recovering from this situation is necessity.

How to:

• Enable reboot via SMS.
• Test all commands in shell first before putting them into Start-up script. This way the command will be wiped out, when unit is rebooted.

masquarade all outgoing packets to be WLAN0 IP

briskgopesh

# Dockerizing Python and MongoDB
# Based on ubuntu:latest, installs MongoDB following the instructions from:
# http://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/
# INSTRUCTIONS:
# - Create the contianer:
#   > docker build -t ubuntu_pymongo .
# - Create a folder to share your project in your host with the container. Ex: ~/shared
# - Run the next command (need the route of the created shared folder), this command access to the bash of container:
#   > docker run -v /c/Users/Jhonny/Documents/vm_share/mongoDB/shared:/data/code -t -i -p 27019:27017 ubuntu_pymongo
# - To open another bash console run the command: 

briskgopesh

What is PEX?

build with Docker image... e.g. Ubuntu 14.04

$ docker run --rm -it -v $PWD:/src -w /src ubuntu:14.04

Install PEX