Makefile.helm

##########
# Helm
##########
export TARBALL = helm-v$(VERSION_HELM)-linux-amd64.tar.gz
CHARTS = $(notdir $(wildcard ./helm/*))
INSTANCES = $(notdir $(wildcard ./helm/instances/*))
.PHONY: helm_install

helm_install: /usr/local/bin/helm
	helm repo add instantlinux https://instantlinux.github.io/docker-tools/
helm_list:
	@helm list --time-format="Mon Jan 2 15:04" --all-namespaces \
	  --kube-context=sudo

# TODO retire values.yaml
$(CHARTS):: %: ../admin/services/values.yaml helm/%/Chart.lock
	@echo --$(NOTICE) $@--
ifeq ($(ACTION), delete)
	@helm uninstall --kube-context=sudo -n $(K8S_NAMESPACE) $@
else
	@$(eval OVERRIDE := $(shell [ -s ../admin/services/values/$@.yaml ] \
	  && echo "-f ../admin/services/values/$@.yaml"))
	helm upgrade --install -f $< $(OVERRIDE) $(XARGS) $@ ./helm/$@
endif
	@helm list --time-format="Mon Jan 2 15:04" --selector name=$@

# TODO this is identical to above but for subdir, DRY it out
#   the helmify project is just too exhausting
$(INSTANCES):: %: ../admin/services/values.yaml helm/instances/%/Chart.lock
	@echo --$(NOTICE) $@--
ifeq ($(ACTION), delete)
	@helm uninstall --kube-context=sudo -n $(K8S_NAMESPACE) $@
else
	@$(eval OVERRIDE := $(shell [ -s ../admin/services/values/$@.yaml ] \
	  && echo "-f ../admin/services/values/$@.yaml"))
	helm upgrade --install -f $< $(OVERRIDE) $(XARGS) $@ ./helm/instances/$@
endif
	@helm list --time-format="Mon Jan 2 15:04" --selector name=$@

/usr/local/bin/helm:
	wget -O /tmp/$(TARBALL) https://get.helm.sh/$(TARBALL)
	wget -O /tmp/$(TARBALL).sha256 https://get.helm.sh/$(TARBALL).sha256sum
	cd /tmp && sha256sum -c $(TARBALL).sha256
	tar xf /tmp/$(TARBALL) -C /tmp
	sudo mv /tmp/linux-amd64/helm /usr/local/bin
	rm -r /tmp/$(TARBALL)* /tmp/linux-amd64

CHARTLOCK = $(addsuffix /Chart.lock, $(addprefix helm/, $(CHARTS))) \
	  $(addsuffix /Chart.lock, $(addprefix helm/instances/, $(INSTANCES)))
$(CHARTLOCK):
	helm dependency update $(dir $@)