# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
-# Copyright (C) 2016 - 2017 Raphaël Gertz <acmepl@rapsys.eu>
+# Copyright (C) 2016 - 2017 Raphaël Gertz <acme@rapsys.eu>
# Acme package
package Acme;
use strict;
use warnings;
+# Add acl support to file tests
+use filetest qw(access);
+
# Symbol export
use Exporter;
our @ISA = qw(Exporter);
-our @EXPORT_OK = qw(DS CERT_DIR KEY_DIR REQUEST_CSR ACCOUNT_KEY SERVER_KEY SERVER_CRT CONFIG);
+our @EXPORT_OK = qw(ACCOUNT CONFIG MAIL PENDING TERM THUMBPRINT VERSION);
# Load dependancies
use Carp qw(carp confess);
use Date::Parse qw(str2time);
+use DateTime;
use Digest::SHA qw(sha256_base64);
use Email::Valid;
+use File::Copy qw(copy);
use File::Path qw(make_path);
use File::Slurp qw(read_file write_file);
+use File::Spec qw(splitpath);
+use File::stat qw(stat);
use File::Temp; # qw( :seekable );
use IPC::System::Simple qw(capturex);
use JSON qw(from_json to_json);
use LWP;
use MIME::Base64 qw(encode_base64url encode_base64);
-use Net::Domain::TLD;
+use Net::DNS qw();
+use Net::Domain::TLD qw(tld_exists);
use POSIX qw(EXIT_FAILURE);
use Tie::IxHash;
+# Load debug
+#use Data::Dumper;
+
# Documentation links
#XXX: see https://letsencrypt.github.io/acme-spec/ (probably based on https://ietf-wg-acme.github.io/acme/)
#XXX: see jwk rfc http://www.rfc-editor.org/rfc/rfc7517.txt
# Set constants
use constant {
- # Directory separator
- DS => '/',
-
- # Directory for certificates
- CERT_DIR => 'cert',
-
- # Directory for keys
- KEY_DIR => 'key',
-
- # Directory for pending cache
- PENDING_DIR => 'pending',
-
- # Request certificate file name
- REQUEST_CSR => 'request.der',
-
- # Account key file name
- ACCOUNT_KEY => 'account.pem',
-
- # Server private key
- SERVER_KEY => 'server.pem',
-
- # Server public certificate
- SERVER_CRT => 'server.crt',
-
- # rsa
+ # Config infos
+ ACCOUNT => '/etc/acme/account.pem',
+ CONFIG => '/etc/acme/config',
+ PENDING => '/tmp/acme',
+ THUMBPRINT => '/etc/acme/thumbprint',
+ TERM => 'https://letsencrypt.org/documents/LE-SA-v1.3-September-21-2022.pdf',
+ MAIL => 'webmaster',
+
+ # Certificate info
+ CSR_SUFFIX => '.der',
+
+ # Redhat infos
+ RH_CERTS => '/etc/pki/tls/certs',
+ RH_PRIVATE => '/etc/pki/tls/private',
+ RH_SUFFIX => '.pem',
+
+ # Debian infos
+ DEB_CERTS => '/etc/ssl/certs',
+ DEB_PRIVATE => '/etc/ssl/private',
+ DEB_CERTS_SUFFIX => '.crt',
+ DEB_PRIVATE_SUFFIX => '.key',
+
+ # Dns infos
+ DNS_PREFIX => '_acme-challenge.',
+ DNS_SUFFIX => '.',
+
+ # Key infos
KEY_TYPE => 'rsa',
-
- # 2048|4096
KEY_SIZE => 4096,
# Acme infos
- ACME_CERT => 'https://letsencrypt.org/certs/lets-encrypt-x3-cross-signed.pem',
- ACME_DIR => 'https://acme-staging.api.letsencrypt.org/directory',
- ACME_PROD_DIR => 'https://acme-v01.api.letsencrypt.org/directory',
- ACME_TERMS => 'https://letsencrypt.org/documents/LE-SA-v1.1.1-August-1-2016.pdf',
+ #ACME_CERT => 'https://letsencrypt.org/certs/lets-encrypt-x3-cross-signed.pem',
+ ACME_DIR => 'https://acme-staging-v02.api.letsencrypt.org/directory',
+ ACME_PROD_DIR => 'https://acme-v02.api.letsencrypt.org/directory',
# Version
- VERSION => 'v0.7',
+ VERSION => '2.0.4',
- # Config
- CONFIG => '/etc/acmepl/config'
+ # Timeout
+ TIMEOUT => 300
};
# User agent object
# Constructor
sub new {
# Extract params
- my ($class, $mail, $debug, $prod, @domains) = @_;
+ my ($class, $verbose, $domain, $config) = @_;
# Create self hash
my $self = {};
# Link self to package
bless($self, $class);
- # Save debug
- $self->{debug} = $debug;
+ # Save verbose
+ $self->{verbose} = $verbose;
- # Save prod
- $self->{prod} = $prod;
+ # Save domain
+ $self->{domain} = $domain;
- # Add extra check to mail validity
- #XXX: mxcheck fail if there is only a A record on the domain
- my $ev = Email::Valid->new(-fqdn => 1, -tldcheck => 1, -mxcheck => 1);
+ # Save config
+ $self->{config} = $config;
+
+ # Save domains
+ my @domains = ($domain->{domain}, @{$domain->{domains}});
# Show error if check fail
- if (! defined $ev->address($mail)) {
- map { carp 'failed check: '.$_ if ($self->{debug}) } $ev->details();
- confess 'Email::Valid->address failed';
+ unless (defined $self->{domain}{mail}) {
+ confess('Missing mail');
}
- # Save mail
- $self->{mail} = $mail;
+ # Transform mail in an array
+ unless (ref($self->{domain}{mail}) eq 'ARRAY') {
+ $self->{domain}{mail} = [ $self->{domain}{mail} ];
+ }
- # Create resolver
- my $res = new Net::DNS::Resolver();
+ # Add extra check to mail validity
+ #XXX: mxcheck fail if there is only a A record on the domain
+ my $ev = Email::Valid->new(-fqdn => 1, -tldcheck => 1, -mxcheck => 1);
+
+ # Loop on each mail
+ map {
+ # Checke address
+ if (! defined $ev->address($_)) {
+ map { carp 'failed check: '.$_ if ($self->{verbose}) } $ev->details();
+ confess('Validate '.$_.' mail address failed');
+ }
+ } @{$self->{domain}{mail}};
# Check domains
map {
# Extract tld
unless (($tld) = $_ =~ m/\.(\w+)$/) {
- confess $_.'\'s tld extraction failed';
+ confess('Extract '.$_.' tld failed');
}
# Check if tld exists
unless(Net::Domain::TLD::tld_exists($tld)) {
- confess $tld.' tld from '.$_.' don\'t exists';
+ confess('Extracted '.$_.' tld '.$tld.' do not exists');
}
- # Check if we get dns answer
- #XXX: only search A type because letsencrypt don't support ipv6 (AAAA) yet
- unless(my $rep = $res->search($_, 'A')) {
- confess 'search A record for '.$_.' failed';
- } else {
- unless (scalar map { $_->type eq 'A' ? 1 : (); } $rep->answer) {
- confess 'search recursively A record for '.$_.' failed';
+ # Search a record
+ my $a = Net::DNS::Resolver->new->search($_, 'A', 'IN');
+
+ # Search aaaa record
+ my $aaaa = Net::DNS::Resolver->new->search($_, 'AAAA', 'IN');
+
+ # Trigger error for unresolvable domain
+ unless (
+ # Check if either has a A or AAAA record
+ scalar map {
+ ($_->type eq 'A' or $_->type eq 'AAAA') ? 1 : ();
}
+ # Merge both answer
+ (
+ (defined $a and defined $a->answer) ? $a->answer : (),
+ (defined $aaaa and defined $aaaa->answer) ? $aaaa->answer : ()
+ )
+ ) {
+ confess('Resolve '.$_.' to an A or AAAA record failed');
}
} @domains;
- # Save domains
- @{$self->{domains}} = @domains;
-
# Return class reference
return $self;
}
sub prepare {
my ($self) = @_;
+ # Extract cert directory and filename
+ my ($certFile, $certDir) = File::Spec->splitpath($self->{domain}{cert});
+
+ # Extract key directory and filename
+ my ($keyFile, $keyDir) = File::Spec->splitpath($self->{domain}{key});
+
+ # Extract account directory and filename
+ my ($accountFile, $accountDir) = File::Spec->splitpath($self->{domain}{account});
+
# Create all paths
- make_path(CERT_DIR, KEY_DIR, PENDING_DIR.'/'.$self->{mail}.'.'.($self->{prod} ? 'prod' : 'staging'), {error => \my $err});
- if (@$err) {
- map {
- my ($file, $msg) = %$_;
- carp ($file eq '' ? '' : $file.': ').$msg if ($self->{debug});
- } @$err;
- confess 'make_path failed';
+ {
+ make_path($certDir, $keyDir, $accountDir, $self->{config}{pending}, {error => \my $err});
+ if (@$err) {
+ map {
+ my ($file, $msg) = %{$_};
+ carp 'Mkdir '.($file ? $file.' ' : '').'failed: '.$msg if ($self->{verbose});
+ } @$err;
+ confess('Make path failed');
+ }
}
# Create user agent
$ua = LWP::UserAgent->new;
- $ua->agent(__PACKAGE__.'/'.VERSION)
+ $ua->agent(__PACKAGE__.'/'.VERSION);
+
+ # Check that certificate is writable
+ unless (-w $certDir || -w $self->{domain}{cert}) {
+ confess('Directory '.$certDir.' or file '.$self->{domain}{cert}.' must be writable: '.$!);
+ }
+
+ # Check that key is readable or parent directory is writable
+ unless (-r $self->{domain}{key} || -w $keyDir) {
+ confess('File '.$self->{domain}{key}.' must be readable or directory '.$keyDir.' must be writable: '.$!);
+ }
+
+ # Check that account key is readable or parent directory is writable
+ unless (-r $self->{domain}{account} || -w $accountDir) {
+ confess('File '.$self->{domain}{account}.' must be readable or directory '.$accountDir.' must be writable: '.$!);
+ }
+
+ # Backup old certificate if possible
+ if (-w $certDir && -f $self->{domain}{cert}) {
+ my ($dt, $suffix) = undef;
+
+ # Extract datetime suffix
+ $suffix = ($dt = DateTime->from_epoch(epoch => stat($self->{domain}{cert})->mtime))->ymd('').$dt->hms('');
+
+ # Rename old certificate
+ unless(copy($self->{domain}{cert}, $self->{domain}{cert}.'.'.$suffix)) {
+ carp('Copy '.$self->{domain}{cert}.' to '.$self->{domain}{cert}.'.'.$suffix.' failed: '.$!);
+ }
+ }
}
# Drop stderr
# Restore stderr
_restoreStdErr();
}
- } (KEY_DIR.DS.ACCOUNT_KEY, KEY_DIR.DS.SERVER_KEY);
+ } ($self->{domain}{account}, $self->{domain}{key});
# Extract modulus and publicExponent jwk
- #XXX: same here we tie to keep ordering
+ #XXX: tie to Tie::IxHash to keep a stable ordering of hash keys
tie(%{$self->{account}}, 'Tie::IxHash', %jwk);
map {
if (/^Modulus=([0-9A-F]+)$/) {
# Extract to binary from int, trim leading zeros and convert to base64 url
chomp ($self->{account}{jwk}{jwk}{e} = encode_base64url(pack("N", $1) =~ s/^\0+//r));
}
- } capturex('openssl', ('rsa', '-text', '-in', KEY_DIR.DS.ACCOUNT_KEY, '-noout', '-modulus'));
+ } capturex('openssl', ('rsa', '-text', '-in', $self->{domain}{account}, '-noout', '-modulus'));
# Drop stderr
_dropStdErr();
# Extract account public key
- $self->{account}{pubkey} = join('', map { chomp; $_; } capturex('openssl', ('rsa', '-in', KEY_DIR.DS.ACCOUNT_KEY, '-pubout')));
+ $self->{account}{pubkey} = join('', map { chomp; $_; } capturex('openssl', ('rsa', '-in', $self->{domain}{account}, '-pubout')));
# Restore stderr
_restoreStdErr();
$self->{account}{thumbprint} = (sha256_base64(to_json($self->{account}{jwk}{jwk})) =~ s/=+\z//r) =~ tr[+/][-_]r;
}
-# Generate certificate request
-sub genCsr {
+# Directory call
+sub directory {
my ($self) = @_;
- # Openssl config template
- my $oct = File::Temp->new();
+ # Set time
+ my $time = time;
- # Load template from data
- map { s/__EMAIL_ADDRESS__/$self->{mail}/; s/__COMMON_NAME__/$self->{domains}[0]/; print $oct $_; } <DATA>;
+ # Set directory
+ my $dir = $self->{domain}{prod} ? ACME_PROD_DIR : ACME_DIR;
- # Close data
- close(DATA);
+ # Create a request
+ my $req = HTTP::Request->new(GET => $dir.'?'.$time);
- # Append domain names
- my $i = 1;
- map { print $oct 'DNS.'.$i++.' = '.$_."\n"; } @{$self->{domains}};
+ # Get request
+ my $res = $ua->request($req);
+
+ # Handle error
+ unless ($res->is_success) {
+ confess('GET '.$dir.'?'.$time.' failed: '.$res->status_line);
+ }
+
+ # Init content
+ my %content;
- # Generate csr
- capturex('openssl', ('req', '-new', '-outform', 'DER', '-key', KEY_DIR.DS.SERVER_KEY, '-config', $oct->filename, '-out', CERT_DIR.DS.REQUEST_CSR));
+ # Extract content
+ unless (%content = %{from_json($res->content)}) {
+ confess('GET '.$dir.'?'.$time.' from_json failed: '.$res->status_line);
+ }
- # Close oct
- close($oct);
+ # Merge uris in self content
+ $self->{req}{dir} = $dir;
+ $self->{req}{keyChange} = $content{keyChange};
+ $self->{req}{newNonce} = $content{newNonce};
+ $self->{req}{newAccount} = $content{newAccount};
+ $self->{req}{revokeCert} = $content{revokeCert};
+ $self->{req}{newOrder} = $content{newOrder};
+
+ # Check term
+ unless ($self->{config}{term} eq $content{meta}{termsOfService}) {
+ confess('GET '.$dir.'?'.$time.' term: '.$content{meta}{termsOfService}.' differ from config: '.$self->{config}{term});
+ }
}
-# Directory call
-sub directory {
+# Nonce call
+sub nonce {
my ($self) = @_;
# Set time
my $time = time;
- # Set directory
- my $dir = $self->{prod} ? ACME_PROD_DIR : ACME_DIR;
-
# Create a request
- my $req = HTTP::Request->new(GET => $dir.'?'.$time);
+ my $req = HTTP::Request->new(HEAD => $self->{req}{newNonce}.'?'.$time);
# Get request
my $res = $ua->request($req);
# Handle error
unless ($res->is_success) {
- confess 'GET '.$dir.'?'.$time.' failed: '.$res->status_line;
+ confess('HEAD '.$self->{req}{newNonce}.'?'.$time.' failed: '.$res->status_line);
}
# Save nonce
- $self->{nonce} = $res->headers->{'replay-nonce'};
-
- # Merge uris in self content
- %$self = (%$self, %{from_json($res->content)});
+ $self->{req}{nonce} = $res->headers->{'replay-nonce'};
}
# Post request
sub _post {
my ($self, $uri, $payload) = @_;
- # Protected field
- my $protected = encode_base64url(to_json({nonce => $self->{nonce}}));
+ # Init protected
+ #XXX: tie to Tie::IxHash to keep a stable ordering of hash keys
+ #XXX: strict ordering only really needed here for thumbprint sha256 digest
+ tie(my %protected, 'Tie::IxHash', alg => $self->{account}{jwk}{alg}, jwk => $self->{account}{jwk}{jwk}, nonce => $self->{req}{nonce}, url => $uri);
- # Payload field
- $payload = encode_base64url(to_json($payload));
+ # We have a kid
+ if (defined($self->{req}{kid})) {
+ # Replace jwk entry with it
+ #XXX: when kid is available all request with jwk are rejected by the api
+ %protected = (alg => $self->{account}{jwk}{alg}, kid => $self->{req}{kid}, nonce => $self->{req}{nonce}, url => $uri);
+ }
+
+ # Encode protected
+ my $protected = encode_base64url(to_json(\%protected));
+
+ # Encode payload
+ $payload = encode_base64url(to_json($payload)) unless ($payload eq '');
# Sign temp file
my $stf = File::Temp->new();
close($stf);
# Generate digest of stf
- my $signature = encode_base64url(join('', capturex('openssl', ('dgst', '-sha256', '-binary', '-sign', KEY_DIR.DS.ACCOUNT_KEY, $stf->filename))) =~ s/^\0+//r);
+ my $signature = encode_base64url(join('', capturex('openssl', ('dgst', '-sha256', '-binary', '-sign', $self->{domain}{account}, $stf->filename))) =~ s/^\0+//r);
# Create a request
my $req = HTTP::Request->new(POST => $uri);
-
+
+ # Set request header
+ $req->header('Content-Type' => 'application/jose+json');
+
# Set new-reg request content
$req->content(to_json({
- header => $self->{account}{jwk},
protected => $protected,
payload => $payload,
signature => $signature
# Save nonce
if (defined $res->headers->{'replay-nonce'}) {
- $self->{nonce} = $res->headers->{'replay-nonce'};
+ $self->{req}{nonce} = $res->headers->{'replay-nonce'};
}
# Return res object
# Generate signature from content
my $signature = ((sha256_base64($token.'.'.$self->{account}{thumbprint})) =~ s/=+\z//r) =~ tr[+/][-_]r;
- # Fix domain
- $domain = '_acme-challenge.'.$domain.'.';
-
- # Create resolver
- my $res = new Net::DNS::Resolver();
+ # Search txt record
+ my $txt = Net::DNS::Resolver->new->search(DNS_PREFIX.$domain.DNS_SUFFIX, 'TXT', 'IN');
- # Check if we get dns answer
- unless(my $rep = $res->search($domain, 'TXT')) {
- carp 'TXT record search for '.$domain.' failed' if ($self->{debug});
+ # Check that we have a txt record
+ unless (defined $txt and defined $txt->answer and scalar map { $_->type eq 'TXT' ? 1 : (); } $txt->answer) {
+ carp 'Resolve '.DNS_PREFIX.$domain.DNS_SUFFIX.' to a TXT record failed' if ($self->{verbose});
return;
- } else {
- unless (scalar map { $_->type eq 'TXT' && $_->txtdata =~ /^$signature$/ ? 1 : (); } $rep->answer) {
- carp 'TXT record recursive search for '.$domain.' failed' if ($self->{debug});
- return;
+ }
+
+ # Check that txt record data match signature
+ unless (scalar map { ($_->type eq 'TXT' and $_->txtdata eq $signature) ? 1 : (); } $txt->answer) {
+ # Check verbose
+ if ($self->{verbose}) {
+ # Loop on each answer
+ map {
+ # Check if we have a TXT record with different value
+ if ($_->type eq 'TXT' and $_->txtdata ne $signature) {
+ carp 'Resolved '.DNS_PREFIX.$domain.DNS_SUFFIX.' with "'.$_->txtdata.'" instead of "'.$signature.'"';
+ }
+ } $txt->answer;
}
+ return;
}
+ # Return success
return 1;
}
# Create a request
my $req = HTTP::Request->new(GET => 'http://'.$domain.'/.well-known/acme-challenge/'.$token);
- # Load config if available
- my $config = undef;
- if (
- #XXX: use eval to workaround a fatal in from_json
- defined eval {
- # Check that file exists
- -f CONFIG &&
- # Read it
- ($config = read_file(CONFIG)) &&
- # Decode it
- ($config = from_json($config)) &&
- # Check defined
- $config->{thumbprint}
- }
- ) {
+ # Check if thumbprint is writeable
+ if (-w $self->{config}{thumbprint}) {
# Try to write thumbprint
- write_file($config->{thumbprint}, $self->{account}{thumbprint});
+ write_file($self->{config}{thumbprint}, $self->{account}{thumbprint});
}
# Get request
# Handle error
unless ($res->is_success) {
- carp 'GET http://'.$domain.'/.well-known/acme-challenge/'.$token.' failed: '.$res->status_line if ($self->{debug});
+ carp 'Fetch http://'.$domain.'/.well-known/acme-challenge/'.$token.' failed: '.$res->status_line if ($self->{verbose});
return;
}
# Handle invalid content
unless($res->content =~ /^$token.$self->{account}{thumbprint}\s*$/) {
- carp 'GET http://'.$domain.'/.well-known/acme-challenge/'.$token.' content match failed: /^'.$token.'.'.$self->{account}{thumbprint}.'\s*$/ !~ '.$res->content if ($self->{debug});
+ carp 'Fetched http://'.$domain.'/.well-known/acme-challenge/'.$token.' with "'.$res->content.'" instead of "'.$token.'.'.$self->{account}{thumbprint}.'"' if ($self->{verbose});
return;
}
# Register account
#XXX: see doc at https://ietf-wg-acme.github.io/acme/#rfc.section.6.3
-sub register {
+sub account {
my ($self) = @_;
- # Post new-reg request
- #XXX: contact array may contain a tel:+33612345678 for example
- my $res = $self->_post($self->{'new-reg'}, {resource => 'new-reg', contact => ['mailto:'.$self->{mail}], agreement => ACME_TERMS});
+ # Init pending directory
+ $self->{req}{pending} = $self->{config}{pending}.'/'.encode_base64url($self->{req}{dir}).'/'.encode_base64url(join(',', @{$self->{domain}{mail}}));
- # Handle error
- unless ($res->is_success || $res->code eq 409) {
- confess 'POST '.$self->{'new-reg'}.' failed: '.$res->status_line;
+ # Create pending directory
+ {
+ make_path($self->{req}{pending}, {error => \my $err});
+ if (@$err) {
+ map {
+ my ($file, $msg) = %{$_};
+ carp 'Mkdir '.($file ? $file.' ' : '').'failed: '.$msg if ($self->{verbose});
+ } @$err;
+ confess('Make path failed');
+ }
}
- # Update mail informations
- if ($res->code eq 409) {
- # Save registration uri
- $self->{'reg'} = $res->headers->{location};
+ # Init file
+ #XXX: we use this file to store the fetched account
+ my $file = $self->{req}{pending}.'/'.(((sha256_base64(join(',', @{$self->{domain}{mail}}))) =~ s/=+\z//r) =~ tr[+/][-_]r);
+
+ # Init content
+ my $content = undef;
- # Post reg request
- #XXX: contact array may contain a tel:+33612345678 for example
- $res = $self->_post($self->{'reg'}, {resource => 'reg', contact => ['mailto:'.$self->{mail}]});
+ # Load account content or post a new one
+ if (
+ #XXX: use eval to workaround a fatal in from_json
+ ! defined eval {
+ # Check that file exists
+ -f $file &&
+ # Read it
+ ($content = read_file($file)) &&
+ # Decode it
+ ($content = from_json($content))
+ }
+ ) {
+ # Init tied payload
+ #XXX: tie to Tie::IxHash to keep a stable ordering of hash keys
+ tie(my %payload, 'Tie::IxHash', termsOfServiceAgreed => JSON::true, contact => []);
+
+ # Loop on mails
+ map {
+ # Append mail to payload
+ $payload{contact}[scalar @{$payload{contact}}] = 'mailto:'.$_;
+ } @{$self->{domain}{mail}};
+
+ # Post newAccount request
+ # TODO: change contact field in config to contain directly the array [mailto:example@example.com,...] ???
+ #XXX: contact array may contain a tel:+33612345678 for example (supported ???)
+ my $res = $self->_post($self->{req}{'newAccount'}, \%payload);
# Handle error
unless ($res->is_success) {
- confess 'POST '.$self->{'reg'}.' failed: '.$res->status_line;
+ confess('POST '.$self->{req}{'newAccount'}.' failed: '.$res->status_line)
}
+
+ # Store kid from header location
+ $content = {
+ 'kid' => $res->headers->{location},
+ };
+
+ # Write to file
+ write_file($file, to_json($content));
}
+
+ # Set kid from content
+ $self->{req}{kid} = $content->{kid};
+
}
# Authorize domains
-sub authorize {
+sub order {
my ($self) = @_;
- # Create challenges hash
- %{$self->{challenges}} = ();
+ # Init file
+ #XXX: we use this file to store the requested domains on our side
+ #XXX: see bug https://github.com/letsencrypt/boulder/issues/3335 and https://community.letsencrypt.org/t/acmev2-orders-list/51662
+ my $file = $self->{req}{pending}.'/'.(((sha256_base64(join(',', ($self->{domain}{domain}, @{$self->{domain}{domains}})))) =~ s/=+\z//r) =~ tr[+/][-_]r);
+
+ # Init content
+ my $content = undef;
+
+ # Load account content or post a new one
+ if (
+ #XXX: use eval to workaround a fatal in from_json
+ ! defined eval {
+ # Check that file exists
+ -f $file &&
+ # Read it
+ ($content = read_file($file)) &&
+ # Decode it
+ ($content = from_json($content))
+ # Check expiration
+ } || (str2time($content->{expires}) <= time()+3600)
+ ) {
+ # Init tied payload
+ #XXX: tie to Tie::IxHash to keep a stable ordering of hash keys
+ #XXX: https://www.perlmonks.org/?node_id=1215976
+ #XXX: optional notBefore, notAfter, see https://ietf-wg-acme.github.io/acme/draft-ietf-acme-acme.html#applying-for-certificate-issuance
+ tie(my %payload, 'Tie::IxHash', identifiers => []);
+
+ # Loop on domains
+ map {
+ # Tie in a stable hash and append to identifiers array
+ #XXX: tie to Tie::IxHash to keep a stable ordering of hash keys
+ tie(%{$payload{identifiers}[scalar @{$payload{identifiers}}]}, 'Tie::IxHash', type => 'dns', value => $_);
+ } ($self->{domain}{domain}, @{$self->{domain}{domains}});
+
+ # Post new order request
+ my $res = $self->_post($self->{req}{'newOrder'}, \%payload);
+
+ # Handle error
+ unless ($res->is_success) {
+ confess('POST '.$self->{req}{'newOrder'}.' failed: '.$res->status_line);
+ }
+
+ # Handle error
+ unless ($res->content) {
+ confess('POST '.$self->{req}{'newOrder'}.' empty content: '.$res->status_line);
+ }
+
+ # Handle error
+ unless ($res->headers->{location}) {
+ confess('POST '.$self->{req}{'newOrder'}.' missing location: '.$res->status_line);
+ }
+
+ # Extract content
+ $content = from_json($res->content);
+
+ # Write to file
+ write_file($file, to_json($content));
+ }
+
+ # Save the authorizations
+ $self->{req}{authorizations} = [ keys %{{ map { $_ => undef } @{$content->{authorizations}} }} ];
- # Pending list
- my @pending = ();
+ # Save the finalize uri
+ $self->{req}{finalize} = $content->{finalize};
- # Create or load auth request for each domain
+ # Create challenges hash
+ %{$self->{req}{challenges}} = ();
+
+ # Extract authorizations
map {
+ # Init uri
+ my $uri = $_;
+
# Init content
my $content = undef;
# Init file
- my $file = PENDING_DIR.'/'.$self->{mail}.'.'.($self->{prod} ? 'prod' : 'staging').'/'.$_;
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<authuri>
+ my $file = $self->{req}{pending}.'/'.encode_base64url($uri);
# Load auth request content or post a new one
#TODO: add more check on cache file ???
} || (str2time($content->{expires}) <= time()+3600)
) {
# Post new-authz request
- my $res = $self->_post($self->{'new-authz'}, {resource => 'new-authz', identifier => {type => 'dns', value => $_}, existing => 'accept'});
+ my $res = $self->_post($uri, '');
# Handle error
unless ($res->is_success) {
- confess 'POST '.$self->{'new-authz'}.' for '.$_.' failed: '.$res->status_line;
+ confess('POST '.$uri.' failed: '.$res->status_line);
}
# Decode content
$content = from_json($res->content);
- # Check domain
- unless (defined $content->{identifier}{value} && $content->{identifier}{value} eq $_) {
- confess 'domain matching '.$content->{identifier}{value}.' for '.$_.' failed: '.$res->status_line;
+ # Check identifier
+ unless (
+ defined $content->{identifier} and
+ defined $content->{identifier}{type} and
+ defined $content->{identifier}{value}
+ ) {
+ confess('POST '.$uri.' missing identifier: '.$res->status_line);
+ } else {
+ unless (
+ $content->{identifier}{type} eq 'dns' and
+ $content->{identifier}{value}
+ ) {
+ confess('POST '.$uri.' invalid identifier: '.$res->status_line);
+ }
}
# Check status
unless ($content->{status} eq 'valid' or $content->{status} eq 'pending') {
- confess 'POST '.$self->{'new-authz'}.' for '.$_.' failed: '.$res->status_line;
+ confess('POST '.$uri.' for '.$content->{identifier}{value}.' failed: '.$res->status_line);
}
# Write to file
}
# Add challenge
- %{$self->{challenges}{$_}} = (
+ %{$self->{req}{challenges}{$content->{identifier}{value}}} = (
status => $content->{status},
expires => $content->{expires},
- polls => []
+ challenges => {},
+ polls => {}
);
+ # Extract challenges
+ map {
+ # Save if valid
+ if ($_->{status} eq 'valid') {
+ $self->{req}{challenges}{$content->{identifier}{value}}{status} = $_->{status};
+ # Check is still polling
+ } elsif ($content->{status} eq 'pending') {
+ # Add to challenges list for later use
+ $self->{req}{challenges}{$content->{identifier}{value}}{challenges}{$_->{type}} = {
+ status => $_->{status},
+ token => $_->{token},
+ url => $_->{url}
+ };
+ }
+ } @{$content->{challenges}};
+
+ # Set identifier
+ my $identifier = $content->{identifier}{value};
+
# Save pending data
- if ($content->{status} eq 'pending') {
- # Extract validation data
- foreach my $challenge (@{$content->{challenges}}) {
+ if ($self->{req}{challenges}{$identifier}{status} eq 'pending') {
+ # Check challenges
+ map {
# One test already validated this auth request
- if ($self->{challenges}{$_}{status} eq 'valid') {
- next;
- } elsif ($challenge->{status} eq 'valid') {
- $self->{challenges}{$_}{status} = $challenge->{status};
- next;
- } elsif ($challenge->{status} eq 'pending') {
- # Handle check
- if (
- ($challenge->{type} =~ /^http-01$/ and $self->_httpCheck($_, $challenge->{token})) or
- ($challenge->{type} =~ /^dns-01$/ and $self->_dnsCheck($_, $challenge->{token}))
- ) {
- # Post challenge request
- my $res = $self->_post($challenge->{uri}, {resource => 'challenge', keyAuthorization => $challenge->{token}.'.'.$self->{account}{thumbprint}});
-
- # Handle error
- unless ($res->is_success) {
- confess 'POST '.$challenge->{uri}.' failed: '.$res->status_line;
- }
-
- # Extract content
- my $content = from_json($res->content);
-
- # Save if valid
- if ($content->{status} eq 'valid') {
- $self->{challenges}{$_}{status} = $content->{status};
- # Check is still polling
- } elsif ($content->{status} eq 'pending') {
- # Add to poll list for later use
- push(@{$self->{challenges}{$_}{polls}}, {
- type => (split(/-/, $challenge->{type}))[0],
- status => $content->{status},
- poll => $content->{uri}
- });
+ unless($self->{req}{challenges}{$identifier}{status} eq 'valid') {
+ # One challenge validated
+ if ($self->{req}{challenges}{$identifier}{challenges}{$_}{status} eq 'valid') {
+ $self->{req}{challenges}{$identifier}{status} = $self->{req}{challenges}{$identifier}{challenges}{$_}{status};
+ # This challenge is to be validated
+ } elsif ($self->{req}{challenges}{$identifier}{challenges}{$_}{status} eq 'pending') {
+ #TODO: implement tls-alpn-01 challenge someday if possible
+ if (
+ ($_ eq 'http-01' and $self->_httpCheck($identifier, $self->{req}{challenges}{$identifier}{challenges}{$_}{token})) or
+ ($_ eq 'dns-01' and $self->_dnsCheck($identifier, $self->{req}{challenges}{$identifier}{challenges}{$_}{token}))
+ ) {
+ # Init file
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<authuri>
+ my $file = $self->{req}{pending}.'/'.encode_base64url($self->{req}{challenges}{$identifier}{challenges}{$_}{url});
+
+ # Reset content
+ $content = undef;
+
+ # Load auth request content or post a new one
+ #TODO: add more check on cache file ???
+ if (
+ #XXX: use eval to workaround a fatal in from_json
+ ! defined eval {
+ # Check that file exists
+ -f $file &&
+ # Read it
+ ($content = read_file($file)) &&
+ # Decode it
+ ($content = from_json($content))
+ #TODO: Check file modification time ? There is no expires field in json answer
+ }# || (str2time($content->{expires}) <= time()+3600)
+ ) {
+ # Post challenge request
+ my $res = $self->_post(
+ $self->{req}{challenges}{$identifier}{challenges}{$_}{url},
+ {keyAuthorization => $self->{req}{challenges}{$identifier}{challenges}{$_}{token}.'.'.$self->{account}{thumbprint}}
+ );
+
+ # Handle error
+ unless ($res->is_success) {
+ confess('POST '.$self->{req}{challenges}{$identifier}{challenges}{$_}{url}.' failed: '.$res->status_line);
+ }
+
+ # Extract content
+ $content = from_json($res->content);
+
+ # Write to file
+ write_file($file, to_json($content));
+ }
+
+ # Save if valid
+ if ($content->{status} eq 'valid') {
+ $self->{req}{challenges}{$identifier}{status} = $content->{status};
+ # Check is still polling
+ } elsif ($content->{status} eq 'pending') {
+ # Add to poll list for later use
+ $self->{req}{challenges}{$identifier}{polls}{$content->{type}} = 1;
+ }
}
}
}
- }
+ } keys %{$self->{req}{challenges}{$identifier}{challenges}};
+
# Check if check is challenge still in pending and no polls
- if ($self->{challenges}{$_}{status} eq 'pending' && scalar @{$self->{challenges}{$_}{polls}} == 0) {
+ if ($self->{req}{challenges}{$identifier}{status} eq 'pending' && scalar keys %{$self->{req}{challenges}{$identifier}{polls}} == 0) {
# Loop on all remaining challenges
- foreach my $challenge (@{$content->{challenges}}) {
+ map {
+ #TODO: implement tls-alpn-01 challenge someday if possible
# Display help for http-01 check
- if ($challenge->{type} eq 'http-01') {
- print STDERR 'Create URI http://'.$_.'/.well-known/acme-challenge/'.$challenge->{token}.' with content '.$challenge->{token}.'.'.$self->{account}{thumbprint}."\n";
+ if ($_ eq 'http-01') {
+ print STDERR 'Require URI http://'.$identifier.'/.well-known/acme-challenge/'.$self->{req}{challenges}{$identifier}{challenges}{$_}{token}.' with "'.$self->{req}{challenges}{$identifier}{challenges}{$_}{token}.'.'.$self->{account}{thumbprint}.'"'."\n";
# Display help for dns-01 check
- } elsif ($challenge->{type} eq 'dns-01') {
- print STDERR 'Create TXT record _acme-challenge.'.$_.'. with value '.(((sha256_base64($challenge->{token}.'.'.$self->{account}{thumbprint})) =~ s/=+\z//r) =~ tr[+/][-_]r)."\n";
+ } elsif ($_ eq 'dns-01') {
+ print STDERR 'Require TXT record _acme-challenge.'.$identifier.'. with "'.(((sha256_base64($self->{req}{challenges}{$identifier}{challenges}{$_}{token}.'.'.$self->{account}{thumbprint})) =~ s/=+\z//r) =~ tr[+/][-_]r).'"'."\n";
}
- }
+ } keys %{$self->{req}{challenges}{$identifier}{challenges}};
}
}
- } @{$self->{domains}};
+ } @{$self->{req}{authorizations}};
# Init max run
- my $remaining = 10;
+ my $remaining = TIMEOUT;
# Poll pending
- while (--$remaining >= 0 and scalar map { $_->{status} eq 'valid' ? 1 : (); } values %{$self->{challenges}}) {
+ while (--$remaining >= 0 and scalar map { ($_->{status} eq 'pending' and scalar keys %{$_->{polls}}) ? 1 : (); } values %{$self->{req}{challenges}}) {
# Sleep
sleep(1);
+
# Poll remaining pending
map {
- # Init domain
- my $domain = $_;
+ # Init identifier
+ my $identifier = $_;
# Poll remaining polls
map {
- # Create a request
- my $req = HTTP::Request->new(GET => $_->{poll});
-
- # Get request
- my $res = $ua->request($req);
+ # Post challenge request
+ #XXX: no cache here we force update
+ my $res = $self->_post(
+ $self->{req}{challenges}{$identifier}{challenges}{$_}{url},
+ {keyAuthorization => $self->{req}{challenges}{$identifier}{challenges}{$_}{token}.'.'.$self->{account}{thumbprint}}
+ );
# Handle error
unless ($res->is_success) {
- carp 'GET '.$self->{challenges}{$_}{http_challenge}.' failed: '.$res->status_line if ($self->{debug});
+ confess('POST '.$self->{req}{challenges}{$identifier}{challenges}{$_}{url}.' failed: '.$res->status_line);
}
# Extract content
- my $content = from_json($res->content);
+ $content = from_json($res->content);
+
+ # Init file
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<authuri>
+ my $file = $self->{req}{pending}.'/'.encode_base64url($self->{req}{challenges}{$identifier}{challenges}{$_}{url});
+
+ # Write to file
+ write_file($file, to_json($content));
# Save status
if ($content->{status} ne 'pending') {
- $self->{challenges}{$domain}{status} = $content->{status};
+ $self->{req}{challenges}{$identifier}{status} = $content->{status};
}
- } @{$self->{challenges}{$_}{polls}};
- } map { $self->{challenges}{$_}{status} eq 'pending' ? $_ : (); } keys %{$self->{challenges}};
+ } keys %{$self->{req}{challenges}{$identifier}{polls}};
+ } map { $self->{req}{challenges}{$_}{status} eq 'pending' ? $_ : (); } keys %{$self->{req}{challenges}};
}
- # Load config if available
- my $config = undef;
- if (
- #XXX: use eval to workaround a fatal in from_json
- defined eval {
- # Check that file exists
- -f CONFIG &&
- # Read it
- ($config = read_file(CONFIG)) &&
- # Decode it
- ($config = from_json($config)) &&
- # Check defined
- $config->{thumbprint}
- }
- ) {
+
+ # Check if thumbprint is writeable
+ if (-w $self->{config}{thumbprint}) {
# Try to write thumbprint
- write_file($config->{thumbprint}, '');
+ write_file($self->{config}{thumbprint}, '');
}
- # Stop here with remaining chanllenge
- if (scalar map { ! defined $_->{status} or $_->{status} ne 'valid' ? 1 : (); } values %{$self->{challenges}}) {
- # Deactivate all activated domains
- #XXX: not implemented by letsencrypt
+ # Stop here with remaining challenge
+ if (scalar map { $_->{status} ne 'valid' ? 1 : (); } values %{$self->{req}{challenges}}) {
+ #TODO: Deactivate all activated domains ?
+ #XXX: see if implemented by letsencrypt ACMEv2
#map {
# # Post deactivation request
# my $res = $self->_post($self->{challenges}{$_}{http_uri}, {resource => 'authz', status => 'deactivated'});
# # Handle error
# unless ($res->is_success) {
- # confess 'POST '.$self->{challenges}{$_}{http_uri}.' failed: '.$res->status_line;
+ # confess('POST '.$self->{challenges}{$_}{http_uri}.' failed: '.$res->status_line);
# }
#} map { $self->{challenges}{$_}{status} eq 'valid' ? $_ : () } keys %{$self->{challenges}};
# Stop here as a domain of csr list failed authorization
- if ($self->{debug}) {
- my @domains = map { ! defined $self->{challenges}{$_}{status} or $self->{challenges}{$_}{status} ne 'valid' ? $_ : (); } keys %{$self->{challenges}};
- confess 'Fix the challenge'.(scalar @domains > 1?'s':'').' for domain'.(scalar @domains > 1?'s':'').': '.join(', ', @domains);
- } else {
- exit EXIT_FAILURE;
+ if ($self->{verbose}) {
+ my @domains = map { $self->{req}{challenges}{$_}{status} ne 'valid' ? $_ : (); } keys %{$self->{req}{challenges}};
+ #my @domains = map { ! defined $self->{challenges}{$_}{status} or $self->{challenges}{$_}{status} ne 'valid' ? $_ : (); } keys %{$self->{challenges}};
+ carp 'Fix challenge'.(scalar @domains > 1?'s':'').' for: '.join(', ', @domains);
}
+ exit EXIT_FAILURE;
+ }
+}
+
+# Generate certificate request
+sub genCsr {
+ my ($self) = @_;
+
+ # Init csr file
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<thumbprint>.':'.<mail>.':'.join(',', @domains).'.<prodstaging>.'.CSR_SUFFIX
+ $self->{req}{csr} = $self->{req}{pending}.'/'.(((sha256_base64(join(',', ($self->{domain}{domain}, @{$self->{domain}{domains}})))) =~ s/=+\z//r) =~ tr[+/][-_]r).CSR_SUFFIX;
+
+ # Reuse certificate request file without domain/mail change
+ if (! -f $self->{req}{csr}) {
+ # Openssl config template
+ my $oct = File::Temp->new(UNLINK => 0);
+
+ # Save data start position
+ my $pos = tell DATA;
+
+ # Init counter
+ my $i = 0;
+
+ # Prepare mail
+ my $mail = join("\n", map { $i++.'.emailAddress'."\t\t\t".'= '.$_; } @{$self->{domain}{mail}});
+
+ # Load template from data
+ map { s/__EMAIL_ADDRESS__/$mail/; s/__COMMON_NAME__/$self->{domain}{domain}/; print $oct $_; } <DATA>;
+
+ # Reseek data
+ seek(DATA, $pos, 0);
+
+ # Append domain names
+ $i = 0;
+ map { print $oct 'DNS.'.$i++.' = '.$_."\n"; } ($self->{domain}{domain}, @{$self->{domain}{domains}});
+
+ # Generate csr
+ #XXX: read certificate request with: openssl req -inform DER -in $self->{req}{csr} -text
+ capturex('openssl', ('req', '-new', '-outform', 'DER', '-key', $self->{domain}{key}, '-config', $oct->filename, '-out', $self->{req}{csr}));
+
+ # Close oct
+ close($oct);
}
}
my ($self) = @_;
# Open csr file
- open(my $fh, '<', CERT_DIR.DS.REQUEST_CSR) or die $!;
+ open(my $fh, '<', $self->{req}{csr}) or die $!;
# Load csr
my $csr = encode_base64url(join('', <$fh>) =~ s/^\0+//r);
# Close csr file
close($fh) or die $!;
- # Post certificate request
- my $res = $self->_post($self->{'new-cert'}, {resource => 'new-cert', csr => $csr});
+ # Init file
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<finalizeuri>
+ my $file = $self->{req}{pending}.'/'.encode_base64url($self->{req}{finalize});
- # Handle error
- unless ($res->is_success) {
- confess 'POST '.$self->{'new-cert'}.' failed: '.$res->status_line;
+ # Init content
+ my $content = undef;
+
+ # Init res
+ my $res = undef;
+
+ # Load auth request content or post a new one
+ #TODO: add more check on cache file ???
+ if (
+ #XXX: use eval to workaround a fatal in from_json
+ ! defined eval {
+ # Check that file exists
+ -f $file &&
+ # Read it
+ ($content = read_file($file)) &&
+ # Decode it
+ ($content = from_json($content))
+ # Check file modification time ? There is no expires field in json answer
+ } || (str2time($content->{expires}) <= time()+3600)
+ ) {
+ # Post certificate request
+ $res = $self->_post($self->{req}{finalize}, {csr => $csr});
+
+ # Handle error
+ unless ($res->is_success) {
+ confess('POST '.$self->{req}{finalize}.' failed: '.$res->status_line);
+ }
+
+ # Extract content
+ $content = from_json($res->content);
+
+ # Check status
+ unless (defined $content->{status} and $content->{status} eq 'valid') {
+ confess('POST '.$self->{req}{finalize}.' failed: invalid status: '.(defined $content->{status}?$content->{status}:'undefined'));
+ }
+
+ # Check certificate
+ unless (defined $content->{certificate} and $content->{certificate}) {
+ confess('POST '.$self->{req}{finalize}.' failed: invalid certificate: '.(defined $content->{certificate}?$content->{certificate}:'undefined'));
+ }
+
+ # Write to file
+ write_file($file, to_json($content));
}
- # Open crt file
- open($fh, '>', CERT_DIR.DS.SERVER_CRT) or die $!;
+ # Set certificate
+ $self->{req}{certificate} = $content->{certificate};
- # Convert to pem
- print $fh '-----BEGIN CERTIFICATE-----'."\n".encode_base64($res->content).'-----END CERTIFICATE-----'."\n";
+ # Set file
+ #XXX: tmpdir.'/'.<orderuri>.'/'.<certificateuri>
+ $file = $self->{req}{pending}.'/'.encode_base64url($self->{req}{certificate});
- # Create a request
- my $req = HTTP::Request->new(GET => ACME_CERT);
+ # Reset content
+ $content = undef;
- # Get request
- $res = $ua->request($req);
+ # Load auth request content or post a new one
+ #TODO: add more check on cache file ???
+ if (
+ #XXX: use eval to workaround a fatal in from_json
+ ! defined eval {
+ # Check that file exists
+ -f $file &&
+ # Read it
+ ($content = read_file($file))
+ # Check file modification time ? There is no expires field in json answer
+ #TODO: add a checck on modification time ???
+ }# || (str2time($content->{expires}) <= time()+3600)
+ ) {
+ # Post certificate request
+ $res = $self->_post($self->{req}{certificate}, '');
- # Handle error
- unless ($res->is_success) {
- carp 'GET '.ACME_CERT.' failed: '.$res->status_line if ($self->{debug});
+ # Handle error
+ unless ($res->is_success) {
+ confess('POST '.$self->{req}{certificate}.' failed: '.$res->status_line);
+ }
+
+ # Set content
+ $content = $res->content;
+
+ # Write to file
+ write_file($file, $content);
}
- # Append content
- print $fh $res->content;
+ # Remove first multi-line jump
+ $content =~ s/\n\n/\n/;
- # Close file
- close($fh) or die $!;
+ # Remove ISRG Root X1 certificate signed by DST Root CA X3 present after second multi-line jump
+ $content =~ s/\n\n.*//s;
+
+ # Remove trailing line jump
+ chomp $content;
+
+ # Write to cert file
+ write_file($self->{domain}{cert}, $content);
# Print success
- carp 'Success, pem certificate in '.CERT_DIR.DS.SERVER_CRT if ($self->{debug});
+ carp 'Saved '.$self->{domain}{cert}.' pem certificate' if ($self->{verbose});
}
1;
organizationName = Organization Name
organizationalUnitName = Organizational Unit Name
commonName = __COMMON_NAME__
-emailAddress = __EMAIL_ADDRESS__
+__EMAIL_ADDRESS__
[ v3_req ]
basicConstraints = CA:false
Rapsys Git / acme / blobdiff