dhoeric

# Call virtualenvwrapper's "workon" if .venv exists.  This is modified from--
# http://justinlilly.com/python/virtualenv_wrapper_helper.html
# and https://gist.github.com/cjerdonek/7583644
has_virtualenv() {
    if [ -e .venv ]; then
        ENV_NAME=`cat .venv`
        workon "$ENV_NAME" && export CD_VIRTUAL_ENV="$ENV_NAME"
    elif [ $CD_VIRTUAL_ENV ]; then
        deactivate && unset CD_VIRTUAL_ENV
    fi  

dhoeric

# Put into .bashrc, source .bashrc, (max. 1000 requests per day)
# Example: 
# $ ip2geo 8.8.8.8                                                                                                                                                                                                                                       
# {
#   "ip": "8.8.8.8",
#   "hostname": "google-public-dns-a.google.com",
#   "city": "Mountain View",
#   "region": "California",
#   "country": "US",
#   "loc": "37.3860,-122.0838",

dhoeric

Export vm-based variable to environment

eval `docker-machine env your-vm`

Remove non-tagged docker image

docker rmi $(docker images | grep "^<none>" | awk '{print $3}' | tr '\n' ' ')

dhoeric

#!/bin/bash -e
# To unset cluster config in ~/.kube/config

if [ -z "$1" ]
  then
    echo "Usage: unset-kube-cluster.sh [cluster-name]"
	exit
fi

cluster_name=$1

dhoeric

#!/bin/bash
# Install docker
apt-get update
apt-get install -y apt-transport-https ca-certificates curl software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"
apt-get update

dhoeric

Keybase proof

I hereby claim:

• I am dhoeric on github.
• I am dhoeric (https://keybase.io/dhoeric) on keybase.
• I have a public key ASCYOMc3sblrgOG6ZdsJUrKJW7lUlIPWkmi6E-BkssZMDQo

To claim this, I am signing this object:

dhoeric

version: '3'
services:
  app:
    image: ghost:alpine
    ports:
      - 8080:2368
    volumes:
      - ./blog/content:/var/lib/ghost/content

dhoeric

Usage

pip install pyyaml
cat whatever.json | python ./main.py

Example

-> % cat test.json
{

dhoeric

Check all listening ports in server

$ sudo netstat -nat
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address           Foreign Address         State
tcp        0      0 0.0.0.0:8080            0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN
tcp        0      0 127.0.0.1:5432          0.0.0.0:*               LISTEN
tcp        0      0 0.0.0.0:25              0.0.0.0:*               LISTEN
tcp6 0 0 :::22 :::* LISTEN

dhoeric

Find all log file in staging folder and truncate file size to 0

find . -name "*staging*" | xargs -I % sh -c 'find % -name log -mtime +30 -exec truncate -s 0 {} \;'

Reference: http://www.vionblog.com/linux-delete-files-older-than-x-days/