# Simple Makefile to build base VM images using packer and ansible # TODO # * support ssh as user instead of root # * testing target PACKER ?= packer ANSIBLE_DIR ?= ansible-roles HASHER ?= sha256sum SHELL := /usr/bin/env bash ARCH := $(shell uname -m | sed 's/i686/i386/') BUILDER_QEMU_EXE := qemu-system-$(ARCH) BUILDER_QEMU_NAME := qemu BUILDER_VMWARE_EXE := vmware BUILDER_VMWARE_NAME := vmware-iso BUILDER_VIRTUALBOX_EXE := virtualbox BUILDER_VIRTUALBOX_NAME := virtualbox-iso BUILDERS := QEMU VMWARE VIRTUALBOX ifndef BUILDER $(foreach cur, $(BUILDERS),\ $(if $(shell command -v $(BUILDER_$(cur)_EXE)),\ $(eval AVAILABLE_BUILDERS += $(BUILDER_$(cur)_NAME)))) BUILDER := $(firstword $(AVAILABLE_BUILDERS)) endif # The packer templates, detected as *.json (excluding base.json) TEMPLATES := $(basename $(filter-out base.json,$(wildcard *.json))) # The provisioning flavors, detected as ansible-roles/setup-.yml FLAVORS := $(patsubst $(ANSIBLE_DIR)/setup-%.yml,%, $(wildcard $(ANSIBLE_DIR)/setup-*.yml)) BASETARGETS := $(foreach template, $(TEMPLATES), $(template)/base) PROVTARGETS := $(foreach template, $(TEMPLATES), $(foreach flavor, $(FLAVORS), $(template)/$(flavor))) BOOTTARGETS := $(foreach template, $(TEMPLATES), $(template)/base/boot) BOOTTARGETS += $(foreach prov, $(PROVTARGETS), $(prov)/boot) override PACKER_OPTS += -var-file=base.json ifdef DEBUG VERBOSE := 1 override PACKER_OPTS += -debug endif ifdef WINDOW override PACKER_OPTS += -var='headless=false' endif # We support parallel Provisioning packer builds. # To ensure data consistency we save the used ansible roles before executing in # its own environment, tagged by the current date & time. TIMESTAMP := $(shell date "+%Y-%m-%d_%H-%M-%S") # The ROOTPW is only needed for the base, boot and provisioning targets. # In every other case it must not be checked as it should be possible to call # help or cleanup without the need of defining the password. PW_NEEDED := $(filter $(strip $(PROVTARGETS) $(BOOTTARGETS)),$(MAKECMDGOALS)) ifneq ($(PW_NEEDED),) ifeq ($(strip $(ROOTPW)),) $(error No root password is set, set it as ROOTPW in your environment.) else $(foreach cur,$(PW_NEEDED),\ $(eval cur_dir := $(firstword $(subst /, ,$(cur)))/base)\ $(if $(shell test -d "$(cur_dir)" && echo yes),\ $(shell echo "$(ROOTPW)" | $(HASHER) --check --status "$(cur_dir)/rootpw.$(HASHER)")\ $(if $(filter 1,$(.SHELLSTATUS)),\ $(error The wrong ROOTPW is set. Please correct it)))) endif endif ifdef VERBOSE $(info root password: $(ROOTPW)) $(info hasher: $(HASHER)) $(info ) $(info timestamp: $(TIMESTAMP)) $(info ) $(info packer: executable: $(PACKER)) $(info packer: options: $(PACKER_OPTS)) $(info ) $(info ansible: directory: $(ANSIBLE_DIR)) $(info ) $(info builder: available: $(AVAILABLE_BUILDERS)) $(info builder: chosen: $(BUILDER)) $(info ) $(info targets: base: $(strip $(BASETARGETS))) $(info targets: boot: $(strip $(BOOTTARGETS))) $(info targets: provision: $(strip $(PROVTARGETS))) $(info ) endif .PHONY: help clean_except_last clean_bases clean_all help: # Creating base images $(BASETARGETS): $(info ** Building template '$(@D)' using '$(BUILDER)' **) $(PACKER) build -only=$(BUILDER) \ $(PACKER_OPTS) \ -var='vm_name=rootfs-image' \ -var='output_directory=$(@D)/base' \ $(@D).json @echo "$(ROOTPW)" | $(HASHER) > $(@D)/base/rootpw.$(HASHER) # Provisioning images $(PROVTARGETS): $(foreach flav, $(FLAVORS), %/$(flav)): %/base $(eval BUILD_DIR := $(@D)/$(@F).$(TIMESTAMP)) $(info ** Provisioning '$(@D)' with '$(@F)' **) @mkdir -p $(BUILD_DIR) @cp -r $(ANSIBLE_DIR) $(BUILD_DIR)/$(ANSIBLE_DIR) @ln -sfn $(@F).$(TIMESTAMP) $(@D)/$(@F).latest $(PACKER) build -only=$(BUILDER) \ $(PACKER_OPTS) \ -var='vm_name=rootfs-image' \ -var='output_directory=$(BUILD_DIR)/build' \ -var='base_image=$(@D)/base/rootfs-image' \ -var='playbook=setup-$(@F).yml' \ $(BUILD_DIR)/$(ANSIBLE_DIR)/run-playbook-only.json # Generating boot files $(BOOTTARGETS): %/boot: % $(eval BUILD_DIR := $(if $(filter base,$(notdir $(@D))),\ $(@D),\ $(@D).$(TIMESTAMP)/build)) $(eval ANSIBLE_DIR_CUR := $(if $(filter base,$(notdir $(@D))),\ $(ANSIBLE_DIR),\ $(@D).$(TIMESTAMP)/$(ANSIBLE_DIR))) $(info ** Generating boot files for '$(BUILD_DIR)') $(PACKER) build -only=$(BUILDER) \ $(PACKER_OPTS) \ -var='vm_name=rootfs-image.tmp' \ -var='output_directory=$(BUILD_DIR)/tmp' \ -var='base_image=$(BUILD_DIR)/rootfs-image' \ -var='playbook=build-dracut-initramfs.yml' \ $(ANSIBLE_DIR_CUR)/run-playbook-only.json @mv $(ANSIBLE_DIR_CUR)/boot_files $(BUILD_DIR)/boot $(if $(DEBUG),,@rm -rf $(BUILD_DIR)/tmp) clean_except_last: @-$(foreach template,$(TEMPLATES),\ $(foreach flavor,$(FLAVORS),\ test -d $(template) && \ find $(template)/* -maxdepth 0 -type d \ -not -name base \ -not -wholename $(template)/$$(readlink $(template)/$(flavor).latest) \ -print0 | xargs -0 rm -rf \ );\ ) clean_bases: @-$(foreach template,$(TEMPLATES),\ test -d $(template) && rm -rf $(template)/base;\ ) clean_all: @-$(foreach template,$(TEMPLATES),\ test -d $(template) && rm -rf $(template);) help: @printf "Usage:\n\tmake