Makefile

FILENAME=file_to_backup.md
VAULT="vault_name"
DESCRIPTION="$(FILENAME) $(shell date --iso-8601=seconds)"
CHECKSUM=$(shell sha256sum $(FILENAME) | head -c 64)
PROFILE="personal" # avoiding default profile
REGION="us-west-2"

backup:
	aws glacier upload-archive \
    	--account-id - \
    	--vault-name $(VAULT) \
    	--checksum $(CHECKSUM) \
    	--archive-description $(DESCRIPTION) \
    	--region $(REGION) \
    	--body $(FILENAME) \
    	--profile $(PROFILE)

inventory_retrieval.json:
	aws glacier initiate-job \
		--account-id - \
    	--vault-name $(VAULT) \
    	--region $(REGION) \
    	--profile $(PROFILE) \
		--job-parameters '{"Type": "inventory-retrieval"}' > inventory_retrieval.json

describe_job.json: inventory_retrieval.json
	aws glacier describe-job \
		--account-id - \
    	--vault-name $(VAULT) \
    	--region $(REGION) \
    	--profile $(PROFILE) \
		--job-id $(shell cat inventory_retrieval.json | jq '.jobId') > describe_job.json

output: describe_job.json
	aws glacier get-job-output \
		--account-id - \
    	--vault-name $(VAULT) \
    	--region $(REGION) \
    	--profile $(PROFILE) \
		--job-id $(shell cat describe_job.json | jq '.JobId') \
		output

.PHONY: backup

indentation is perfect in the revisions diff