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|
server = $(shell hostname)
domain = $(shell dnsdomainname)
name = $(server)
country = SE
state = Stockholm
locality= $(state)
org = $(domain)
unit = $(domain)
mail = mx
common = $(server).$(domain)
email = postmaster@$(domain)
ckey = ca$(key).pem
pubkey = $(name).pub
prvkey = $(name).key
width = 4096
csr = $(name).csr
crt = $(name).crt
root = ca$(name).pem
rootkey = ca$(name).key
config = $(name).cfg
days = 3650
alg = RSA
alg_opt = -pkeyopt rsa_keygen_bits:$(width)
hosts =
all : $(crt)
clean :
@rm -f $(crt) $(csr) $(pubkey) $(prvkey)
%.key :
@echo generating $@
openssl genpkey -out $@ -algorithm $(alg) $(alg_opt)
%.pub : %.key
@echo generating $@
openssl pkey -in $< -out $@
$(config) : $(MAKEFILE_LIST)
@echo generating $@
@( \
echo [ req ] ; \
echo default_bits = $(width) ; \
echo default_keyfile = $(prvkey) ; \
echo default_md = sha256 ; \
echo distinguished_name = req_distinguished_name ; \
echo req_extensions = v3_req ; \
echo prompt = no ; \
echo [ req_distinguished_name ] ; \
echo C = $(country) ; \
echo ST = $(state) ; \
echo L = $(locality) ; \
echo O = $(org) ; \
echo OU = $(unit) ; \
echo CN= $(common) ; \
echo emailAddress = $(email) ; \
echo [v3_ca] ; \
echo subjectKeyIdentifier=hash ; \
echo authorityKeyIdentifier=keyid:always,issuer:always ; \
echo basicConstraints = CA:true ; \
echo [v3_req] ; \
echo "# Extensions to add to a certificate request" ; \
echo basicConstraints = CA:FALSE ; \
echo keyUsage = nonRepudiation, digitalSignature, keyEncipherment ; \
$(if $(hosts), echo subjectAltName = @alt_names ;) \
$(if $(hosts), echo [alt_names] ;) \
$(if $(hosts), index=1; for host in $(hosts); \
do echo DNS.$$index = $$host.$(domain); \
index=$$(($$index + 1));done ;) \
) > $@
%.csr : %.key $(config)
@echo generating $@
openssl req -new -key $< -out $@ -config $(config)
%.crt : %.csr $(root) $(rootkey)
@echo generating $@
openssl x509 -req -in $< -CA $(root) -CAkey $(rootkey) -CAcreateserial \
-out $@ -days $(days)
%.pem : %.key $(config)
@echo generating $@
openssl req -x509 -new -nodes -key $< -days $(days) -config $(config) \
-out $@
.PRECIOUS : %.pem %.key %.pub %.crt %.csr
|
