run

#!/usr/bin/env bash

# This idea is heavily inspired by: https://github.com/adriancooney/Taskfile
# FOR WHEN YOU DO NOT WANT TO (OR CANNOT) US MAKE
# Found this here....
# https://www.youtube.com/watch?v=SdmYd5hJISM

# Ensure specific failures (add u if you want fail on any missing or unset variable)
set -eo pipefail

# If we're running in CI we need to disable TTY allocation for docker-compose
# commands that enable it by default, such as exec and run. 
TTY=""
if [[ ! -t 1 ]]; then
  TTY="-T"
fi

HASH="$(git rev-parse HEAD)"

: "${ENVFILE:=aws.template}"
: "${IMAGE_NAME_3M:=flemay/musketeers}"
: "${REGISTRY_URL:=ghcr.io}"
: "${GITHUB_REPOSITORY:=contino/gsd-hello-world}"
: "${IMAGE_NAME:=go-hello-world}"
: "${FULL_TAG:=${REGISTRY_URL}/${GITHUB_REPOSITORY}/${IMAGE_NAME}:${HASH}}"
: "${DYNAMODB_TABLE:=${IMAGE_NAME}-v2}"
: "${PORT:=8080}"
: "${PIPELINE_BASE:=contino/gsd-hello-world}"

# -----------------------------------------------------------------------------
# Helper functions start with _ and aren't listed in this script's help menu.
# -----------------------------------------------------------------------------

function _dc {
  docker-compose run --rm "${@}"
}

# -----------------------------------------------------------------------------

function envfile { ## Create envfile
	echo "from envfile"
	echo "FOO=${FOO}"
	echo "BAR=${BAR}"	
	cp $ENVFILE aws.env
}

function build { ## Build the application
	docker build -t ${FULL_TAG} .
}

function push { ## Push the containerized application
    dockerlogin
	docker push ${FULL_TAG}
}

function dockerlogin { ## Login to docker registry
	docker login ${REGISTRY_URL}
}

function run { ## Run the application
	docker run -d -p ${PORT}:${PORT} --name ${IMAGE_NAME} ${FULL_TAG}
}

function down { ## Stop the application
	docker rm -f ${IMAGE_NAME}
}

function test { ## Test the application   
    envfile  
	_dc gobase go test -v -cover
}

function verify {
	git clone git@github.com:contino/gsd-verification-rules.git || true 
	cd gsd-verification-rules && git pull && make verify 
}

function create_table {
    envfile
	echo "from create_table"
	echo "FOO=${FOO}"
	echo "BAR=${BAR}"
	_dc awscli dynamodb create-table \
	--table-name ${DYNAMODB_TABLE} \
	--attribute-definitions AttributeName=GIT_COMMIT,AttributeType=S AttributeName=PIPELINE_ID,AttributeType=S \
	--key-schema AttributeName=GIT_COMMIT,KeyType=HASH AttributeName=PIPELINE_ID,KeyType=RANGE \
	--provisioned-throughput ReadCapacityUnits=10,WriteCapacityUnits=5
}

function create_tags {
    envfile
	_dc awscli dynamodb put-item \
		--table-name ${DYNAMODB_TABLE}  \
		--item '{ "GIT_COMMIT": {"S": "${HASH}"}, "PIPELINE_BASE":{"S": "${PIPELINE_BASE}"}, "PIPELINE_ID":{"S": "${PIPELINE_ID}"} }'
}

function clean { ## Cleanup and remove docker application
	docker kill ${IMAGE_NAME}
	docker rm ${IMAGE_NAME}
}

function pull-3m-image { ## Pull 3M image for local executions
	docker pull ${3M_IMAGE_NAME}
}

function help {
	echo -e "\n------------------------------------- Tasks with descriptions -------------------------------------\n"
	grep -E 'function [a-zA-Z_-]+ {.*?## .*$$' ./run | sort | sed 's|function ||' | awk 'BEGIN {FS = " {.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $1, $2}'
	echo -e "\n---------------------------------------------------------------------------------------------------\n"
}

function list {
  printf "%s <task> [args]\n\nTasks:\n" "${0}"

  compgen -A function | grep -v "^_" | cat -n

  printf "\nExtended help:\n  Each task has comments for general usage\n"
}

TIMEFORMAT=$'\nTask completed in %3lR'
time "${@:-list}"