shaon

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a

shaon

Keybase proof

I hereby claim:

• I am shaon on github.
• I am iamshaon (https://keybase.io/iamshaon) on keybase.
• I have a public key ASBLbA7iOFgUvGn2CLgunTfMrbTuJas42jIiZVfS2WUf7Ao

To claim this, I am signing this object:

shaon

#!/bin/bash

# This is an updated version of the aws-install-ssm-agent
# script that supports SUSE.

function die() {
    echo "$@, exiting." >&2
    exit 1
}

shaon

{
  "schemaVersion":"0.3",
  "description":"Updates AMI with Linux distribution packages and Amazon software. For details,see https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/sysman-ami-walkthrough.html",
  "assumeRole":"{{AutomationAssumeRole}}",
  "parameters":{
    "SourceAmiId":{
      "type":"String",
      "description":"(Required) The source Amazon Machine Image ID."
    },
    "InstanceIamRole":{

shaon

#!/bin/bash

# This is an updated version of the aws-update-linux-instance
# script that supports SUSE.

PRE_UPDATE_SCRIPT_URL=''
POST_UPDATE_SCRIPT_URL=''

INCLUDE_PACKAGES=''
EXCLUDE_PACKAGES=''

shaon

#!/bin/bash

function get_contents() {
    if [ -x "$(which curl)" ]; then
        curl -s -f "$1"
    elif [ -x "$(which wget)" ]; then
        wget "$1" -O -
    else
        die "No download utility (curl, wget)"
    fi

shaon

#!/bin/bash

# This is an updated version of the aws-install-ssm-agent
# script that supports SUSE.

function die() {
    echo "$@, exiting." >&2
    exit 1
}

shaon

| Title | Description

shaon

#!/bin/bash

echo "zone euca.example.net" > /tmp/dnsupdate
echo "server 10.17.198.5" >> /tmp/dnsupdate
echo "update delete `hostname`" >> /tmp/dnsupdate
echo "update add `hostname` 86400 A `hostname -I`" >> /tmp/dnsupdate
echo "debug yes" >> /tmp/dnsupdate
echo "send" >> /tmp/dnsupdate

/usr/bin/nsupdate -v /tmp/dnsupdate

shaon

;; filepath: /var/named/fwd.euca.example.net

$ORIGIN .
$TTL 86400	; 1 day
euca.example.net		IN SOA	aoe-08-5.euca.example.net. root.euca.example.net. (
				2011071306 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				86400      ; minimum (1 day)