# # usage: # make infest system=foo [target=bar] # make [deploy] system=foo [target=bar] # make [deploy] systems='foo bar' # make eval get=tv.wu.config.time.timeZone [filter=json] # .ONESHELL: .SHELLFLAGS := -eufc ifdef systems $(systems): @ unset target parallel \ --line-buffer \ -j0 \ --no-notice \ --tagstring {} \ -q make -s systems= system={} ::: $(systems) else ifdef system .PHONY: deploy infest deploy infest:;@ export get=krebs.$@ export filter=json make -s eval | sh .PHONY: eval eval: @ ifeq ($(filter),json) extraArgs='--json --strict' filter() { jq -r .; } else filter() { cat; } endif NIX_PATH=stockholm=$$PWD:$$NIX_PATH \ nix-instantiate \ $${extraArgs-} \ --eval \ -A "$$get" \ '<stockholm>' \ --argstr current-date "$$(date -Is)" \ --argstr current-host-name "$$HOSTNAME" \ --argstr current-user-name "$$LOGNAME" \ $${system+--argstr system "$$system"} \ $${target+--argstr target "$$target"} \ | filter else $(error unbound variable: system[s]) endif