refactor openssl code

This commit is contained in:
neil 2016-03-17 21:18:09 +08:00
parent b0ff770b0e
commit 88fab7d68e
1 changed files with 100 additions and 13 deletions

113
le.sh
View File

@ -10,6 +10,12 @@ STAGE_CA="https://acme-staging.api.letsencrypt.org"
VTYPE_HTTP="http-01"
VTYPE_DNS="dns-01"
BEGIN_CSR="-----BEGIN CERTIFICATE REQUEST-----"
END_CSR="-----END CERTIFICATE REQUEST-----"
BEGIN_CERT="-----BEGIN CERTIFICATE-----"
END_CERT="-----END CERTIFICATE-----"
if [ -z "$AGREEMENT" ] ; then
AGREEMENT="$DEFAULT_AGREEMENT"
fi
@ -59,8 +65,89 @@ _h2b() {
done
}
#Usage: file startline endline
_getfile() {
filename="$1"
startline="$2"
endline="$3"
if [ -z "$endline" ] ; then
_err "Usage: file startline endline"
return 1
fi
i="$(grep -n -- "$startline" $filename | cut -d : -f 1)"
if [ -z "$i" ] ; then
_err "Can not find start line: $startline"
return 1
fi
let "i+=1"
_debug i $i
j="$(grep -n -- "$endline" $filename | cut -d : -f 1)"
if [ -z "$j" ] ; then
_err "Can not find end line: $endline"
return 1
fi
let "j-=1"
_debug j $j
sed -n $i,${j}p "$filename"
}
#Usage: multiline
_base64() {
openssl base64 -e | tr -d '\n'
if [ "$1" ] ; then
openssl base64 -e
else
openssl base64 -e | tr -d '\r\n'
fi
}
#Usage: multiline
_dbase64() {
if [ "$1" ] ; then
openssl base64 -d -A
else
openssl base64 -d
fi
}
#Usage: hashalg
#Output Base64-encoded digest
_digest() {
alg="$1"
if [ -z "$alg" ] ; then
_err "Usage: _digest hashalg"
return 1
fi
if [ "$alg" == "sha256" ] ; then
openssl dgst -sha256 -binary | _base64
else
_err "$alg is not supported yet"
return 1
fi
}
#Usage: keyfile hashalg
#Output: Base64-encoded signature value
_sign() {
keyfile="$1"
alg="$2"
if [ -z "$alg" ] ; then
_err "Usage: _sign keyfile hashalg"
return 1
fi
if [ "$alg" == "sha256" ] ; then
openssl dgst -sha256 -sign "$keyfile" | _base64
else
_err "$alg is not supported yet"
return 1
fi
}
_ss() {
@ -343,7 +430,7 @@ _send_signed_request() {
protected64="$(printf "$protected" | _base64 | _urlencode)"
_debug protected64 "$protected64"
sig=$(echo -n "$protected64.$payload64" | openssl dgst -sha256 -sign "$keyfile" | _base64 | _urlencode)
sig=$(echo -n "$protected64.$payload64" | _sign "$keyfile" "sha256" | _urlencode)
_debug sig "$sig"
body="{\"header\": $HEADER, \"protected\": \"$protected64\", \"payload\": \"$payload64\", \"signature\": \"$sig\"}"
@ -749,9 +836,9 @@ issue() {
fi
accountkey_json=$(echo -n "$jwk" | tr -d ' ' )
thumbprint=$(echo -n "$accountkey_json" | openssl dgst -sha256 -binary | _base64 | _urlencode)
thumbprint=$(echo -n "$accountkey_json" | _digest "sha256" | _urlencode)
accountkeyhash="$(cat "$ACCOUNT_KEY_PATH" | openssl dgst -sha256 -binary | _base64)"
accountkeyhash="$(cat "$ACCOUNT_KEY_PATH" | _digest "sha256" )"
if [ "$accountkeyhash" != "$ACCOUNT_KEY_HASH" ] ; then
_info "Registering account"
@ -839,7 +926,7 @@ issue() {
dnsadded='0'
txtdomain="_acme-challenge.$d"
_debug txtdomain "$txtdomain"
txt="$(echo -e -n $keyauthorization | openssl dgst -sha256 -binary | _base64 | _urlencode)"
txt="$(echo -e -n $keyauthorization | _digest "sha256" | _urlencode)"
_debug txt "$txt"
#dns
#1. check use api
@ -1003,7 +1090,7 @@ issue() {
_clearup
_info "Verify finished, start to sign."
der="$(openssl req -in $CSR_PATH -outform DER | _base64 | _urlencode)"
der="$(_getfile "$CSR_PATH" "$BEGIN_CSR" "$END_CSR" | tr -d "\r\n" | _urlencode)"
_send_signed_request "$API/acme/new-cert" "{\"resource\": \"new-cert\", \"csr\": \"$der\"}" "needbase64"
@ -1011,9 +1098,9 @@ issue() {
_setopt "$DOMAIN_CONF" "Le_LinkCert" "=" "$Le_LinkCert"
if [ "$Le_LinkCert" ] ; then
echo -----BEGIN CERTIFICATE----- > "$CERT_PATH"
curl --silent "$Le_LinkCert" | openssl base64 -e >> "$CERT_PATH"
echo -----END CERTIFICATE----- >> "$CERT_PATH"
echo "$BEGIN_CERT" > "$CERT_PATH"
curl --silent "$Le_LinkCert" | _base64 "multiline" >> "$CERT_PATH"
echo "$END_CERT" >> "$CERT_PATH"
_info "Cert success."
cat "$CERT_PATH"
@ -1023,7 +1110,7 @@ issue() {
if [ -z "$Le_LinkCert" ] ; then
response="$(echo $response | openssl base64 -d -A)"
response="$(echo $response | _dbase64 "multiline" )"
_err "Sign failed: $(echo "$response" | grep -o '"detail":"[^"]*"')"
return 1
fi
@ -1034,9 +1121,9 @@ issue() {
_setopt "$DOMAIN_CONF" "Le_LinkIssuer" "=" "$Le_LinkIssuer"
if [ "$Le_LinkIssuer" ] ; then
echo -----BEGIN CERTIFICATE----- > "$CA_CERT_PATH"
curl --silent "$Le_LinkIssuer" | openssl base64 -e >> "$CA_CERT_PATH"
echo -----END CERTIFICATE----- >> "$CA_CERT_PATH"
echo "$BEGIN_CERT" > "$CA_CERT_PATH"
curl --silent "$Le_LinkIssuer" | _base64 "multiline" >> "$CA_CERT_PATH"
echo "$END_CERT" >> "$CA_CERT_PATH"
_info "The intermediate CA cert is in $CA_CERT_PATH"
cat "$CA_CERT_PATH" >> "$CERT_FULLCHAIN_PATH"
_info "And the full chain certs is there: $CERT_FULLCHAIN_PATH"