mirror of
https://github.com/vanhoefm/fragattacks.git
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93c2e60b36
This gives more flexibility when generating keys so that users do not have to edit files to generate their own specific keys. Update HS 2.0 OSU server notes as well. Signed-off-by: Ben Greear <greearb@candelatech.com>
210 lines
8.7 KiB
Bash
Executable File
210 lines
8.7 KiB
Bash
Executable File
#!/bin/sh
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if [ -z "$OPENSSL" ]; then
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OPENSSL=openssl
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fi
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export OPENSSL_CONF=$PWD/openssl.cnf
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PASS=whatever
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if [ -z "$DOMAIN" ]; then
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DOMAIN=w1.fi
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fi
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COMPANY=w1.fi
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OPER_ENG="engw1.fi TESTING USE"
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OPER_FI="finw1.fi TESTIKÄYTTÖ"
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CNR="Hotspot 2.0 Trust Root CA - 99"
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CNO="ocsp.$DOMAIN"
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CNV="osu-revoked.$DOMAIN"
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CNOC="osu-client.$DOMAIN"
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OSU_SERVER_HOSTNAME="osu.$DOMAIN"
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DEBUG=0
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OCSP_URI="http://$CNO:8888/"
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LOGO_URI="http://osu.w1.fi/w1fi_logo.png"
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LOGO_HASH256="4532f7ec36424381617c03c6ce87b55a51d6e7177ffafda243cebf280a68954d"
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LOGO_HASH1="5e1d5085676eede6b02da14d31c523ec20ffba0b"
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# Command line overrides
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USAGE=$( cat <<EOF
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Usage:\n
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# -c: Company name, used to generate Subject name CN for Intermediate CA\n
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# -C: Subject name CN of the Root CA ($CNR)\n
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# -D: Enable debugging (set -x, etc)\n
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# -g: Logo sha1 hash ($LOGO_HASH1)\n
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# -G: Logo sha256 hash ($LOGO_HASH256)\n
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# -h: Show this help message\n
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# -l: Logo URI ($LOGO_URI)\n
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# -m: Domain ($DOMAIN)\n
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# -o: Subject name CN for OSU-Client Server ($CNOC)\n
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# -O: Subject name CN for OCSP Server ($CNO)\n
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# -p: passphrase for private keys ($PASS)\n
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# -r: Operator-english ($OPER_ENG)\n
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# -R: Operator-finish ($OPER_FI)\n
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# -S: OSU Server name ($OSU_SERVER_HOSTNAME)\n
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# -u: OCSP-URI ($OCSP_URI)\n
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# -V: Subject name CN for OSU-Revoked Server ($CNV)\n
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EOF
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)
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while getopts "c:C:Dg:G:l:m:o:O:p:r:R:S:u:V:h" flag
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do
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case $flag in
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c) COMPANY=$OPTARG;;
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C) CNR=$OPTARG;;
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D) DEBUG=1;;
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g) LOGO_HASH1=$OPTARG;;
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G) LOGO_HASH256=$OPTARG;;
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h) echo -e $USAGE; exit 0;;
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l) LOGO_URI=$OPTARG;;
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m) DOMAIN=$OPTARG;;
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o) CNOC=$OPTARG;;
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O) CNO=$OPTARG;;
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p) PASS=$OPTARG;;
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r) OPER_ENG=$OPTARG;;
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R) OPER_FI=$OPTARG;;
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S) OSU_SERVER_HOSTNAME=$OPTARG;;
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u) OCSP_URI=$OPTARG;;
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V) CNV=$OPTARG;;
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*) echo "Unknown flag: $flag"; echo -e $USAGE; exit 1;;
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esac
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done
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fail()
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{
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echo "$*"
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exit 1
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}
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echo
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echo "---[ Root CA ]----------------------------------------------------------"
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echo
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if [ $DEBUG = 1 ]
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then
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set -x
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fi
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# Set the passphrase and some other common config accordingly.
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cat openssl-root.cnf | sed "s/@PASSWORD@/$PASS/" \
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> my-openssl-root.cnf
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cat openssl.cnf | sed "s/@PASSWORD@/$PASS/" |
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sed "s,@OCSP_URI@,$OCSP_URI," |
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sed "s,@LOGO_URI@,$LOGO_URI," |
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sed "s,@LOGO_HASH1@,$LOGO_HASH1," |
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sed "s,@LOGO_HASH256@,$LOGO_HASH256," |
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sed "s/@DOMAIN@/$DOMAIN/" \
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> my-openssl.cnf
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cat my-openssl-root.cnf | sed "s/#@CN@/commonName_default = $CNR/" > openssl.cnf.tmp
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mkdir -p rootCA/certs rootCA/crl rootCA/newcerts rootCA/private
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touch rootCA/index.txt
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if [ -e rootCA/private/cakey.pem ]; then
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echo " * Use existing Root CA"
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else
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echo " * Generate Root CA private key"
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$OPENSSL req -config openssl.cnf.tmp -batch -new -newkey rsa:4096 -keyout rootCA/private/cakey.pem -out rootCA/careq.pem || fail "Failed to generate Root CA private key"
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echo " * Sign Root CA certificate"
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$OPENSSL ca -config openssl.cnf.tmp -md sha256 -create_serial -out rootCA/cacert.pem -days 10957 -batch -keyfile rootCA/private/cakey.pem -passin pass:$PASS -selfsign -extensions v3_ca -outdir rootCA/newcerts -infiles rootCA/careq.pem || fail "Failed to sign Root CA certificate"
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$OPENSSL x509 -in rootCA/cacert.pem -out rootCA/cacert.der -outform DER || fail "Failed to create rootCA DER"
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sha256sum rootCA/cacert.der > rootCA/cacert.fingerprint || fail "Failed to create rootCA fingerprint"
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fi
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if [ ! -e rootCA/crlnumber ]; then
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echo 00 > rootCA/crlnumber
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fi
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echo
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echo "---[ Intermediate CA ]--------------------------------------------------"
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echo
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cat my-openssl.cnf | sed "s/#@CN@/commonName_default = $COMPANY Hotspot 2.0 Intermediate CA/" > openssl.cnf.tmp
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mkdir -p demoCA/certs demoCA/crl demoCA/newcerts demoCA/private
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touch demoCA/index.txt
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if [ -e demoCA/private/cakey.pem ]; then
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echo " * Use existing Intermediate CA"
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else
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echo " * Generate Intermediate CA private key"
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$OPENSSL req -config openssl.cnf.tmp -batch -new -newkey rsa:2048 -keyout demoCA/private/cakey.pem -out demoCA/careq.pem || fail "Failed to generate Intermediate CA private key"
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echo " * Sign Intermediate CA certificate"
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$OPENSSL ca -config openssl.cnf.tmp -md sha256 -create_serial -out demoCA/cacert.pem -days 3652 -batch -keyfile rootCA/private/cakey.pem -cert rootCA/cacert.pem -passin pass:$PASS -extensions v3_ca -infiles demoCA/careq.pem || fail "Failed to sign Intermediate CA certificate"
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# horrible from security view point, but for testing purposes since OCSP responder does not seem to support -passin
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openssl rsa -in demoCA/private/cakey.pem -out demoCA/private/cakey-plain.pem -passin pass:$PASS
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$OPENSSL x509 -in demoCA/cacert.pem -out demoCA/cacert.der -outform DER || fail "Failed to create demoCA DER."
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sha256sum demoCA/cacert.der > demoCA/cacert.fingerprint || fail "Failed to create demoCA fingerprint"
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fi
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if [ ! -e demoCA/crlnumber ]; then
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echo 00 > demoCA/crlnumber
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fi
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echo
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echo "OCSP responder"
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echo
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cat my-openssl.cnf | sed "s/#@CN@/commonName_default = $CNO/" > openssl.cnf.tmp
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$OPENSSL req -config $PWD/openssl.cnf.tmp -batch -new -newkey rsa:2048 -nodes -out ocsp.csr -keyout ocsp.key -extensions v3_OCSP
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$OPENSSL ca -config $PWD/openssl.cnf.tmp -batch -md sha256 -keyfile demoCA/private/cakey.pem -passin pass:$PASS -in ocsp.csr -out ocsp.pem -days 730 -extensions v3_OCSP || fail "Could not generate ocsp.pem"
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echo
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echo "---[ Server - to be revoked ] ------------------------------------------"
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echo
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cat my-openssl.cnf | sed "s/#@CN@/commonName_default = $CNV/" > openssl.cnf.tmp
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$OPENSSL req -config $PWD/openssl.cnf.tmp -batch -new -newkey rsa:2048 -nodes -out server-revoked.csr -keyout server-revoked.key
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$OPENSSL ca -config $PWD/openssl.cnf.tmp -batch -md sha256 -in server-revoked.csr -out server-revoked.pem -key $PASS -days 730 -extensions ext_server
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$OPENSSL ca -revoke server-revoked.pem -key $PASS
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echo
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echo "---[ Server - with client ext key use ] ---------------------------------"
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echo "---[ Only used for negative-testing for OSU-client implementation ] -----"
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echo
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cat my-openssl.cnf | sed "s/#@CN@/commonName_default = $CNOC/" > openssl.cnf.tmp
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$OPENSSL req -config $PWD/openssl.cnf.tmp -batch -new -newkey rsa:2048 -nodes -out server-client.csr -keyout server-client.key || fail "Could not create server-client.key"
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$OPENSSL ca -config $PWD/openssl.cnf.tmp -batch -md sha256 -in server-client.csr -out server-client.pem -key $PASS -days 730 -extensions ext_client || fail "Could not create server-client.pem"
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echo
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echo "---[ User ]-------------------------------------------------------------"
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echo
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cat my-openssl.cnf | sed "s/#@CN@/commonName_default = User/" > openssl.cnf.tmp
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$OPENSSL req -config $PWD/openssl.cnf.tmp -batch -new -newkey rsa:2048 -nodes -out user.csr -keyout user.key || fail "Could not create user.key"
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$OPENSSL ca -config $PWD/openssl.cnf.tmp -batch -md sha256 -in user.csr -out user.pem -key $PASS -days 730 -extensions ext_client || fail "Could not create user.pem"
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echo
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echo "---[ Server ]-----------------------------------------------------------"
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echo
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ALT="DNS:$OSU_SERVER_HOSTNAME"
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ALT="$ALT,otherName:1.3.6.1.4.1.40808.1.1.1;UTF8String:$OPER_ENG"
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ALT="$ALT,otherName:1.3.6.1.4.1.40808.1.1.1;UTF8String:$OPER_FI"
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cat my-openssl.cnf |
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sed "s/#@CN@/commonName_default = $OSU_SERVER_HOSTNAME/" |
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sed "s/^##organizationalUnitName/organizationalUnitName/" |
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sed "s/#@OU@/organizationalUnitName_default = Hotspot 2.0 Online Sign Up Server/" |
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sed "s/#@ALTNAME@/subjectAltName=critical,$ALT/" \
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> openssl.cnf.tmp
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echo $OPENSSL req -config $PWD/openssl.cnf.tmp -batch -sha256 -new -newkey rsa:2048 -nodes -out server.csr -keyout server.key -reqexts v3_osu_server
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$OPENSSL req -config $PWD/openssl.cnf.tmp -batch -sha256 -new -newkey rsa:2048 -nodes -out server.csr -keyout server.key -reqexts v3_osu_server || fail "Failed to generate server request"
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$OPENSSL ca -config $PWD/openssl.cnf.tmp -batch -md sha256 -in server.csr -out server.pem -key $PASS -days 730 -extensions ext_server -policy policy_osu_server || fail "Failed to sign server certificate"
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#dump logotype details for debugging
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$OPENSSL x509 -in server.pem -out server.der -outform DER
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openssl asn1parse -in server.der -inform DER | grep HEX | tail -1 | sed 's/.*://' | xxd -r -p > logo.der
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openssl asn1parse -in logo.der -inform DER > logo.asn1
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echo
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echo "---[ CRL ]---------------------------------------------------------------"
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echo
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$OPENSSL ca -config $PWD/my-openssl.cnf -gencrl -md sha256 -out demoCA/crl/crl.pem -passin pass:$PASS
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echo
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echo "---[ Verify ]------------------------------------------------------------"
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echo
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$OPENSSL verify -CAfile rootCA/cacert.pem demoCA/cacert.pem
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$OPENSSL verify -CAfile rootCA/cacert.pem -untrusted demoCA/cacert.pem *.pem
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cat rootCA/cacert.pem demoCA/cacert.pem > ca.pem
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