Praveen Saxena saxenap

saxenap / current_shell_connection_ip.sh

Last active May 2, 2018 21:58

	#!/bin/bash

	# https://askubuntu.com/a/608960
	ss -ant \| grep -e "ESTAB" \| grep ":22" \| tr -s ' ' \| cut -d' ' -f5 \| cut -d':' -f1

saxenap / current_shell_connection_ip.sh

Created May 2, 2018 21:57

	#!/bin/bash

	ss -ant \| grep -e "ESTAB" \| grep ":22" \| tr -s ' ' \| cut -d' ' -f5 \| cut -d':' -f1

saxenap / bash.generate.random.alphanumeric.string.sh

Created April 26, 2018 13:31 — forked from earthgecko/bash.generate.random.alphanumeric.string.sh

shell/bash generate random alphanumeric string

	#!/bin/bash
	# bash generate random alphanumeric string
	#

	# bash generate random 32 character alphanumeric string (upper and lowercase) and
	NEW_UUID=$(cat /dev/urandom \| tr -dc 'a-zA-Z0-9' \| fold -w 32 \| head -n 1)

	# bash generate random 32 character alphanumeric string (lowercase only)
	cat /dev/urandom \| tr -dc 'a-zA-Z0-9' \| fold -w 32 \| head -n 1

saxenap / print_all_vars.mk

Created April 23, 2018 01:55

	.PHONY: printvars
	printvars:
	@$(foreach V,$(sort $(.VARIABLES)), \
	$(if $(filter-out environment% default automatic, \
	$(origin $V)),$(warning $V=$($V) ($(value $V)))))

saxenap / install_node.sh

Created April 22, 2018 03:14

	#!/bin/bash

	curl --silent --location https://rpm.nodesource.com/setup_9.x \| sudo bash -
	sudo yum -y install nodejs

saxenap / core.sh

Last active April 21, 2018 19:01

saxenap / gist:8293d0e9e379896d501a8f02cd8b97c0

Created April 21, 2018 18:59 — forked from abhishekkr/gist:4165864

shell.func-download-all-files-from-any-GITHUB-GIST-URL {updated to *new* gist}

	# Usage Example: $ ddl-gist 'https://gist.github.com/4137843' ~/Downloads/gists
	# save the gist files at that URL in ~/Downloads/gists
	##

	ddl_gist(){
	if [ $# -ne 2 ];
	then
	echo 'Failed. Syntax: $> ddl-gist GITHUB_GIST_URL DOWNLOAD_PATH'
	return
	fi

saxenap / install_with_dependencies.sh

Created April 21, 2018 14:22


	# https://unix.stackexchange.com/questions/220503/how-to-install-dependencies-of-an-rpm-package-without-installing-the-package-its
	yum deplist php71 \| awk '/provider:/ {print $2}' \| sort -u \| xargs yum -y install

saxenap / ec2termination.sh

Created April 21, 2018 04:17

	#!/bin/bash
	# requires the correct region set via the cli `aws configure` or in ~/.aws/config

	die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
	EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.254/latest/meta-data/instance-id \|\| die \"wget in$
	echo $EC2_INSTANCE_ID


	aws ec2 terminate-instances --instance-id $EC2_INSTANCE_ID

saxenap / public_folder_permissions.sh

Created April 20, 2018 01:44

	#!/bin/bash

	getent group www \|\| groupadd www
	usermod -a -G www apache
	usermod -a -G www ec2-user

	chgrp -R www /var/www
	chown -R root:www /var/www
	find /var/www -type d -exec sudo chmod 2775 {} +
	find /var/www -type f -exec sudo chmod 0664 {} +