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installed_tls_crontabs = $(wildcard /etc/periodic/daily/tls-*.joeac.net)
installed_tls_crontab_subdomains = $(installed_tls_crontabs:/etc/periodic/daily/tls-%.joeac.net=%)
tls_crontab_subdomains_to_remove = $(filter-out $(SUBDOMAINS),$(installed_tls_crontab_subdomains))
tls_crontabs_to_remove = $(tls_crontab_subdomains_to_remove:%=/etc/periodic/daily/tls-%.joeac.net)
installed_tls_certs = $(wildcard /etc/letsencrypt/live/*.joeac.net)
installed_tls_cert_subdomains = $(installed_tls_certs:/etc/letsencrypt/live/%.joeac.net=%)
tls_cert_subdomains_to_delete = $(filter-out $(SUBDOMAINS),$(installed_tls_cert_subdomains))
tls_crontab = /etc/periodic/daily/tls-$(subdomain).joeac.net
tls_cert = /etc/letsencrypt/live/$(subdomain).joeac.net/fullchain.pem
define install_tls_subdomain_rule =
.PHONY: install_tls_$(subdomain)
install_tls_$(subdomain): $(tls_crontab) $(tls_cert)
endef
define reinstall_tls_subdomain_rule =
.PHONY: reinstall_tls_$(subdomain)
reinstall_tls_$(subdomain): $(tls_crontab) renew_$(tls_cert)
endef
define uninstall_tls_subdomain_rule =
.PHONY: uninstall_tls_$(subdomain)
uninstall_tls_$(subdomain): delete_cert_$(subdomain).joeac.net
$(if $(shell [ -f $(tls_crontab) ] && echo 1),\
sudo rm -f $(tls_crontab)
)
endef
define obtain_or_renew_cert_cmd =
sudo certbot certonly \
--nginx \
--cert-name $(subdomain).joeac.net \
--domain $(subst @.,,$(subdomain).)joeac.net \
--non-interactive \
&& sudo chown -R joeac.net:joeac.net $(dir $(tls_cert))
endef
is_cert_expired = $(shell sudo certbot certificates --cert-name $(subdomain).joeac.net \
| grep "Expiry Date" | grep -E "(EXPIRED|REVOKED)")
define cert_rule =
$(tls_cert):
$(obtain_or_renew_cert_cmd)
.PHONY: renew_$(tls_cert)
renew_$(tls_cert):
$$(if $$(is_cert_expired),$(obtain_or_renew_cert_cmd))
endef
$(foreach subdomain,$(ALL_SUBDOMAINS), $(eval $(install_tls_subdomain_rule)))
$(foreach subdomain,$(ALL_SUBDOMAINS), $(eval $(reinstall_tls_subdomain_rule)))
$(foreach subdomain,$(ALL_SUBDOMAINS), $(eval $(uninstall_tls_subdomain_rule)))
$(foreach subdomain,$(ALL_SUBDOMAINS), $(eval $(cert_rule)))
.PHONY: remove_/etc/periodic/daily/tls-%.joeac.net
remove_/etc/periodic/daily/tls-%.joeac.net:
rm -f $(@:remove_%=%)
.PHONY: delete_cert_%
delete_cert_%:
sudo certbot delete --cert-name $(@:delete_cert_%=%).joeac.net --non-interactive
/etc/periodic/daily/tls-%joeac.net:
echo "#!/bin/sh" > crontab.tmp
echo "$(obtain_or_renew_cert_cmd)" >> crontab.tmp
sudo mv crontab.tmp $@
sudo chmod +x $@
certs_to_renew = $(foreach subdomain,$(filter $(SUBDOMAINS),$(installed_tls_cert_subdomains)),$(tls_cert))
tls_crontabs_to_install = $(foreach subdomain,$(SUBDOMAINS),$(tls_crontab))
tls_certs_to_install = $(foreach subdomain,$(SUBDOMAINS),$(tls_cert))
.PHONY: install_tls
install_tls: $(tls_crontabs_to_install) $(tls_certs_to_install) $(addprefix remove_,$(tls_crontabs_to_remove)) $(addprefix delete_cert_,$(tls_cert_subdomains_to_delete)) $(addprefix renew_,$(certs_to_renew))
.PHONY: reinstall_tls
reinstall_tls: install_tls
.PHONY: uninstall_tls
uninstall_tls: $(foreach subdomain,$(ALL_SUBDOMAINS),$(uninstall_tls_$(subdomain)))
.PHONY: install_certbot
install_certbot: /usr/bin/certbot /usr/bin/python /usr/lib/$(shell ls /usr/bin | grep python[0-9]\\.)/certbot_nginx
/usr/bin/certbot /usr/bin/python:
sudo apk add certbot
/usr/lib/python%/certbot_nginx:
sudo apk add certbot-nginx
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