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acme-tinier
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Restructure code a bit 

Functionality stays the same, it just looks nicer to me.
This commit is contained in:
Přemysl Eric Janouch 2017-05-16 21:31:46 +02:00
parent 9b8462d6a5
commit 75d5b62473
Signed by: p
GPG Key ID: B715679E3A361BE6
1 changed files with 36 additions and 39 deletions
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75
acme-tinier.pl
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@ -70,8 +70,8 @@ sub send_signed {
my $b64payload = b64 $json->encode($payload);
my $b64protected = b64 $json->encode($protected);
my $out = communicate('openssl', 'dgst', '-sha256', '-sign', $account_key,
"$b64protected.$b64payload");
my $out = communicate('openssl', 'dgst', '-sha256', '-sign',
$account_key, "$b64protected.$b64payload");
die 'cannot sign request' if $? >> 8;
return get $url, $json->encode({
header => $header, protected => $b64protected,
@ -99,7 +99,32 @@ my ($code, $result, $headers) = get "$ca/terms";
});
die "cannot register: $code" if $code != 201 && $code != 409;
# Run each domain through the ACME challenge
# Check if the file is really there, submit an HTTP challenge and wait
sub verify_http {
my ($checked_url, $key_auth, $challenge_uri) = @_;
my ($code, $result) = get $checked_url;
die "checking $checked_url failed: $code" if $code != 200;
die 'challenge contents differ' if $result ne $key_auth;
($code, $result) = send_signed($challenge_uri, {
resource => 'challenge', keyAuthorization => $key_auth
});
die "challenge submission failed: $code" if $code != 202;
while (1) {
($code, $result) = get $challenge_uri;
die "challenge verification failed: $code" if $code >= 400;
my $status = $json->decode($result);
if ($status->{status} eq 'valid') {
last;
} elsif ($status->{status} eq 'pending') {
sleep 1;
} else {
die "challenge verification failed: $result";
}
}
}
for my $domain (@domains) {
my ($code, $result) = send_signed("$ca/acme/new-authz", {
resource => 'new-authz',
@ -113,52 +138,24 @@ for my $domain (@domains) {
my $key_auth = "$token.$thumbprint";
my $known_path = "$acme_dir/$token";
# Make the challenge file and check that it can be retrieved
open(my $fh, '>', $known_path) or die "cannot write $known_path: $!";
open(my $fh, '>', $known_path) or die "cannot write to $known_path: $!";
print $fh $key_auth;
close $fh;
eval {
my $url = "http://$domain/.well-known/acme-challenge/$token";
my ($code, $result) = get $url;
die "checking $url failed: $code" if $code != 200;
die 'challenge contents differ' if $result ne $key_auth;
eval { verify_http("http://$domain/.well-known/acme-challenge/$token",
$key_auth, $challenge->{uri}) };
# Submit the challenge and wait for the verification to finish
($code, $result) = send_signed($challenge->{uri}, {
resource => 'challenge',
keyAuthorization => $key_auth
});
die "challenge submission failed: $code" if $code != 202;
while (1) {
($code, $result) = get $challenge->{uri};
die "challenge verification failed: $code" if $code >= 400;
my $status = $json->decode($result);
if ($status->{status} eq 'valid') {
last;
} elsif ($status->{status} eq 'pending') {
sleep 1;
} else {
die "challenge verification failed: $result";
}
}
};
# Make sure our file gets deleted and rethrow any error
unlink $known_path;
die $@ if $@;
die "$domain: $@" if $@;
}
# Get the new certificate and print it in the PEM format
# Get the new certificate and convert it to the PEM format
my $der = `openssl req -in '$csr_file' -outform DER`;
die 'cannot convert CSR' if $?;
($code, $result) = send_signed("$ca/acme/new-cert", {
resource => 'new-cert',
csr => b64 $der
resource => 'new-cert', csr => b64 $der
});
die "cannot sign certificate: $code" if $code != 201;
print "-----BEGIN CERTIFICATE-----\n"
. join("\n", unpack '(A64)*', encode_base64($result, ''))
. "\n-----END CERTIFICATE-----\n";
my $pem = join("\n", unpack '(A64)*', encode_base64($result, ''));
print "-----BEGIN CERTIFICATE-----\n$pem\n-----END CERTIFICATE-----\n";