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#!/usr/bin/env bash

# vim:ts=4:sts=4:sw=4:et

# Author: Hari Sekhon

# Date: Mon Feb 22 17:42:01 2021 +0000

# https://github.com/HariSekhon/DevOps-Python-tools

# License: see accompanying Hari Sekhon LICENSE file

# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish

# https://www.linkedin.com/in/HariSekhon

# ============================================================================ #

# D i r E n v

# ============================================================================ #

# https://direnv.net/man/direnv-stdlib.1.html

# See Also:

# .envrc-aws

# .envrc-gcp

# .envrc-kubernetes

# direnv stdlib - loads .envrc from parent dir up to /

# useful to accumulate parent and child directory .envrc settings eg. adding Kubernetes namespace, ArgoCD app etc.

# bypasses security authorization though - use with care

#source_up

# source_up must be loaded before set -u otherwise gets this error:

# direnv: loading .envrc

# /bin/bash: line 226: $1: unbound variable

# source_up causes this error is up .envrc is found in parent directories:

# direnv: No ancestor .envrc found

set -euo pipefail

[ -n "${DEBUG:-}" ] && set -x

src="$(readlink -f "${BASH_SOURCE[0]}")"

srcdir="$(cd "$(dirname "$src")" && pwd)"

# ============================================================================ #

# P r e - C o m m i t

# ============================================================================ #

# Automatically install Pre-Commit Git hooks if not already present

if ! type -P pre-commit &>/dev/null; then

if uname -s | grep -q Darwin &&

type -P brew &>/dev/null; then

echo

echo "Pre-commit is not installed - installing now using Homebrew..."

echo

brew install pre-commit

echo

elif type -P pip &>/dev/null; then

echo

echo "Pre-commit is not installed - installing now using Pip..."

echo

pip install pre-commit

if [ -f .pre-commit-config.yaml ] &&

type -P pre-commit &>/dev/null &&

git rev-parse --is-inside-work-tree &>/dev/null; then

hook="$(git rev-parse --show-toplevel)/.git/hooks/pre-commit"

if [ -L "$hook" ]; then

echo "Detected symlink hook: "

echo

ls -l "$hook"

echo

echo "Removing"

rm -f "$hook"

if ! [ -f "$hook" ]; then

echo

echo "Pre-commit hook is not installed in local Git repo checkout - installing now..."

echo

pre-commit install

# ============================================================================ #

# D o c k e r C o m p o s e

# ============================================================================ #

export COMPOSE_PROJECT_NAME="DevOps-Python-tools"

# ============================================================================ #

# G i t H u b

# ============================================================================ #

#export GITHUB_ORGANIZATION=HariSekhon

# ============================================================================ #

# A n s i b l e

# ============================================================================ #

# use the local repo's ansible.cfg rather than:

# $PWD/ansible.cfg

# ~/.ansible.cfg

# /etc/ansible/ansible.cfg

# set this in project repos to ensure user environment ANSIBLE_CONFIG doesn't get used

#export ANSIBLE_CONFIG="/path/to/ansible.cfg"

# ============================================================================ #

# C l o u d f l a r e

# ============================================================================ #

#export CLOUDFLARE_EMAIL=hari@...

#export CLOUDFLARE_API_KEY=... # generate here: https://dash.cloudflare.com/profile/api-tokens

#export CLOUDFLARE_TOKEN=... # used by cloudflare_api.sh but not by terraform module

# export the variables for terraform

#export TF_VAR_cloudflare_email="$CLOUDFLARE_EMAIL"

#export TF_VAR_cloudflare_api_key="$CLOUDFLARE_API_KEY" # must be a key, not a token using the link above

# ============================================================================ #

# Load External Envrc Files If Present

# ============================================================================ #

# XXX: safer to bring all these external .envrc inline if you're worried about changes

# to it bypassing 'direnv allow' authorization

load_if_exists(){

# first arg is a path to a .envrc

# all other args are passed to the sourcing of .envrc - used by .envrc-kubernetes

# to pass the context name 'docker-desktop' to switch to

local envrc="$1"

shift

if ! [[ "$envrc" =~ ^/ ]]; then

envrc="$srcdir/$envrc"

if [ -f "$envrc" ]; then

# prevent looping on symlinks to this .envrc if given

if [ "$(readlink "$envrc")" = "$src" ]; then

return

echo

echo "Loading $envrc"

# shellcheck disable=SC1090,SC1091

. "$envrc" "$@"

}

# don't do this it may lead to an infinite loop if 'make link' symlinking ~/.envrc to this repo's .envrc

# (which I do to keep Python virtual automatically loaded at all times because recent pip on Python refuses

# to install to system Python)

#load_if_exists ~/.envrc

# ============================================================================ #

# P y t h o n

# ============================================================================ #

#.envrc-aws \

#.envrc-gcp \

#.envrc-terraform \

# shellcheck disable=SC2043

for envrc in \

.envrc-python \

; do

load_if_exists "$envrc"

done

# ============================================================================ #

# A W S

# ============================================================================ #

if [[ "$PWD" =~ /aws/ ]]; then

load_if_exists .envrc-aws

# ============================================================================ #

# G C P

# ============================================================================ #

if [[ "$PWD" =~ /gcp/ ]]; then

load_if_exists .envrc-gcp

# ============================================================================ #

# T e r r a f o r m

# ============================================================================ #

if [[ "$PWD" =~ /(terra(form)?|tf)(/|$) ]]; then

load_if_exists .envrc-terraform

# ============================================================================ #

# K u b e r n e t e s

# ============================================================================ #

if [ -f "$srcdir/.envrc-kubernetes" ]; then

load_if_exists .envrc-kubernetes docker-desktop

# ============================================================================ #

# . E n v

# ============================================================================ #

echo

# read .env too

#dotenv

load_if_exists .envrc.local

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