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add hex2bin helper function

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This commit is contained in:
Simon Ruderich
2015-12-05 16:29:55 +01:00
parent fcb5a03b48
commit 9fe313d887
1 changed files with 6 additions and 3 deletions
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9
letsencrypt.sh
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@@ -7,6 +7,9 @@ source config.sh
urlbase64() {
base64 -w 0 | sed -r 's/=*$//g' | tr '+/' '-_'
}
hex2bin() {
perl -pe 's/([0-9a-f]{2})/chr hex $1/gie'
}
signed_request() {
payload64="$(echo -n "${2}" | urlbase64)"
@@ -91,10 +94,10 @@ if [ ! -e "private_key.pem" ]; then
register="1"
fi
pubExponent64="$(printf "%06x" "$(openssl rsa -in private_key.pem -noout -text | grep publicExponent | head -1 | cut -d' ' -f2)" | perl -pe 's/([0-9a-f]{2})/chr hex $1/gie' | urlbase64)"
pubMod64="$(echo -n "$(openssl rsa -in private_key.pem -noout -modulus | cut -d'=' -f2)" | perl -pe 's/([0-9a-f]{2})/chr hex $1/gie' | urlbase64)"
pubExponent64="$(printf "%06x" "$(openssl rsa -in private_key.pem -noout -text | grep publicExponent | head -1 | cut -d' ' -f2)" | hex2bin | urlbase64)"
pubMod64="$(echo -n "$(openssl rsa -in private_key.pem -noout -modulus | cut -d'=' -f2)" | hex2bin | urlbase64)"
thumbprint="$(echo -n "$(echo -n '{"e":"'"${pubExponent64}"'","kty":"RSA","n":"'"${pubMod64}"'"}' | sha256sum | awk '{print $1}')" | perl -pe 's/([0-9a-f]{2})/chr hex $1/gie' | urlbase64)"
thumbprint="$(echo -n "$(echo -n '{"e":"'"${pubExponent64}"'","kty":"RSA","n":"'"${pubMod64}"'"}' | sha256sum | awk '{print $1}')" | hex2bin | urlbase64)"
if [ "${register}" = "1" ]; then
echo "+ Registering account key with letsencrypt..."