stockholm ?= . export HOSTNAME ?= $(shell cat /proc/sys/kernel/hostname) export STOCKHOLM_VERSION ?= $(shell \ version=git.$$(git describe --always --dirty); \ case $$version in (*-dirty) version=$$version@$$HOSTNAME; esac; \ date=$$(date +%y.%m); \ printf '%s' "$$date.$$version"; \ ) system ?= $(HOSTNAME) $(if $(system),,$(error unbound variable: system)) nixos-config ?= $(stockholm)/$(LOGNAME)/1systems/$(system)/config.nix ifneq ($(words $(wildcard $(nixos-config))),1) $(error bad nixos-config: $(nixos-config)) endif # target = [target_user@]target_host[:target_port][/target_path] ifdef target _target_user != echo $(target) | sed -n 's/@.*//p' _target_path != echo $(target) | sed -n 's/^[^/]*//p' _target_port != echo $(target) | sed -En 's|^.*:([^/]*)(/.*)?$$|\1|p' _target_host != echo $(target) | sed -En 's/^(.*@)?([^:/]*).*/\2/p' ifneq ($(_target_host),) $(if $(target_host),$(error cannot define both, target_host and host in target)) target_host ?= $(_target_host) endif ifneq ($(_target_user),) $(if $(target_user),$(error cannot define both, target_user and user in target)) target_user ?= $(_target_user) endif ifneq ($(_target_port),) $(if $(target_port),$(error cannot define both, target_port and port in target)) target_port ?= $(_target_port) endif ifneq ($(_target_path),) $(if $(target_path),$(error cannot define both, target_path and path in target)) target_path ?= $(_target_path) endif endif target_host ?= $(system) target_user ?= root target_port ?= 22 target_path ?= /var/src $(if $(target_host),,$(error unbound variable: target_host)) $(if $(target_user),,$(error unbound variable: target_user)) $(if $(target_port),,$(error unbound variable: target_port)) $(if $(target_path),,$(error unbound variable: target_path)) whatsupnix = \ if type whatsupnix >/dev/null 2>&1; then \ whatsupnix $(1); \ else \ cat; \ fi build = \ nix-build \ -Q \ --no-out-link \ --show-trace \ -I nixos-config=$(nixos-config) \ -I stockholm=$(stockholm) \ -E "with import <stockholm>; $(1)" \ $(2) \ |& $(call whatsupnix) evaluate = \ nix-instantiate \ --eval \ --readonly-mode \ --show-trace \ -I nixos-config=$(nixos-config) \ -I stockholm=$(stockholm) \ -E "let eval = import <stockholm>; in with eval; $(1)" \ $(2) ifeq ($(MAKECMDGOALS),) $(error No goals specified) endif # usage: make deploy system=foo [target=bar] # usage: make test system=foo target=bar deploy test: ifdef target nix-shell --run '$@ --system=$(system) --target=$(target)' else nix-shell --run '$@ --system=$(system)' endif # usage: make populate system=foo populate: populate-target = \ $(target_user)@$(target_host):$(target_port)$(target_path) ifeq ($(debug),true) populate: populate-flags += --debug endif ifneq ($(ssh),) populate: populate-flags += --ssh=$(ssh) endif populate: nix-instantiate \ --eval \ --json \ --readonly-mode \ --show-trace \ --strict \ $(LOGNAME)/1systems/$(system)/source.nix | \ populate $(populate-target) $(populate-flags) # usage: make pkgs.populate pkgs:;@$(error no package selected) pkgs.%:;@$(call build,$@) # usage: make LOGNAME=krebs system=wolf eval.config.krebs.build.host.name eval eval.:;@$(call evaluate,$${expr-eval}) eval.%:;@$(call evaluate,$@) # usage: make install system=foo [target_host=bar] install: ssh ?= ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null install: $(ssh) $(target_user)@$(target_host) -p $(target_port) \ env target_path=$(target_path) \ sh -s prepare < krebs/4lib/infest/prepare.sh $(MAKE) populate target_path=/mnt$(target_path) $(ssh) $(target_user)@$(target_host) -p $(target_port) \ env NIXOS_CONFIG=$(target_path)/nixos-config \ STOCKHOLM_VERSION="$$STOCKHOLM_VERSION" \ nixos-install