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UTF8 := $(shell locale -c LC_CTYPE -k | grep -q charmap.*UTF-8 && echo -utf8)
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SERIAL=0
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.PHONY: usage
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.SUFFIXES: .key .csr .crt .pem
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.PRECIOUS: %.key %.csr %.crt %.pem
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usage:
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@echo "This makefile allows you to create:"
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@echo " o public/private key pairs"
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@echo " o SSL certificate signing requests (CSRs)"
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@echo " o self-signed SSL test certificates"
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@echo
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@echo "To create a key pair, run \"make SOMETHING.key\"."
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@echo "To create a CSR, run \"make SOMETHING.csr\"."
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@echo "To create a test certificate, run \"make SOMETHING.crt\"."
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@echo "To create a key and a test certificate in one file, run \"make SOMETHING.pem\"."
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@echo
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@echo "To create a key for use with Apache, run \"make genkey\"."
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@echo "To create a CSR for use with Apache, run \"make certreq\"."
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@echo "To create a test certificate for use with Apache, run \"make testcert\"."
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@echo
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@echo "To create a test certificate with serial number other than zero, add SERIAL=num"
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@echo
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@echo Examples:
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@echo " make server.key"
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@echo " make server.csr"
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@echo " make server.crt"
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@echo " make stunnel.pem"
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@echo " make genkey"
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@echo " make certreq"
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@echo " make testcert"
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@echo " make server.crt SERIAL=1"
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@echo " make stunnel.pem SERIAL=2"
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@echo " make testcert SERIAL=3"
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%.pem:
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umask 77 ; \
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PEM1=`/bin/mktemp /tmp/openssl.XXXXXX` ; \
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PEM2=`/bin/mktemp /tmp/openssl.XXXXXX` ; \
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/usr/bin/openssl req $(UTF8) -newkey rsa:2048 -keyout $$PEM1 -nodes -x509 -days 365 -out $$PEM2 -set_serial $(SERIAL) ; \
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cat $$PEM1 > $@ ; \
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echo "" >> $@ ; \
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cat $$PEM2 >> $@ ; \
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$(RM) $$PEM1 $$PEM2
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%.key:
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umask 77 ; \
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/usr/bin/openssl genrsa -aes128 2048 > $@
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%.csr: %.key
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umask 77 ; \
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/usr/bin/openssl req $(UTF8) -new -key $^ -out $@
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%.crt: %.key
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umask 77 ; \
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/usr/bin/openssl req $(UTF8) -new -key $^ -x509 -days 365 -out $@ -set_serial $(SERIAL)
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TLSROOT=/etc/pki/tls
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KEY=$(TLSROOT)/private/localhost.key
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CSR=$(TLSROOT)/certs/localhost.csr
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CRT=$(TLSROOT)/certs/localhost.crt
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genkey: $(KEY)
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certreq: $(CSR)
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testcert: $(CRT)
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$(CSR): $(KEY)
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umask 77 ; \
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/usr/bin/openssl req $(UTF8) -new -key $(KEY) -out $(CSR)
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$(CRT): $(KEY)
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umask 77 ; \
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/usr/bin/openssl req $(UTF8) -new -key $(KEY) -x509 -days 365 -out $(CRT) -set_serial $(SERIAL)
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