for creating/ordering a new certificate and renewing respectively
revoking an existing one.
Signed-off-by: Fabian Grünbichler <f.gruenbich...@proxmox.com>
---
PVE/API2/Makefile | 1 +
PVE/API2/ACME.pm | 319 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 320 insertions(+)
create mode 100644 PVE/API2/ACME.pm
diff --git a/PVE/API2/Makefile b/PVE/API2/Makefile
index d72ddd9b..44b9cf7c 100644
--- a/PVE/API2/Makefile
+++ b/PVE/API2/Makefile
@@ -14,6 +14,7 @@ PERLSOURCE = \
Pool.pm \
Tasks.pm \
Network.pm \
+ ACME.pm \
ACMEAccount.pm \
NodeConfig.pm \
Services.pm
diff --git a/PVE/API2/ACME.pm b/PVE/API2/ACME.pm
new file mode 100644
index 00000000..23db9c94
--- /dev/null
+++ b/PVE/API2/ACME.pm
@@ -0,0 +1,319 @@
+package PVE::API2::ACME;
+
+use strict;
+use warnings;
+
+use PVE::ACME;
+use PVE::ACME::StandAlone;
+use PVE::CertHelpers;
+use PVE::Certificate;
+use PVE::Exception qw(raise raise_param_exc);
+use PVE::JSONSchema qw(get_standard_option);
+use PVE::NodeConfig;
+use PVE::Tools qw(extract_param);
+
+use IO::Handle;
+
+use base qw(PVE::RESTHandler);
+
+__PACKAGE__->register_method ({
+ name => 'index',
+ path => '',
+ method => 'GET',
+ permissions => { user => 'all' },
+ description => "ACME index.",
+ parameters => {
+ additionalProperties => 0,
+ properties => {
+ node => get_standard_option('pve-node'),
+ },
+ },
+ returns => {
+ type => 'array',
+ items => {
+ type => "object",
+ properties => {},
+ },
+ links => [ { rel => 'child', href => "{name}" } ],
+ },
+ code => sub {
+ my ($param) = @_;
+
+ return [
+ { name => 'certificate' },
+ ];
+ },
+});
+
+my $order_certificate = sub {
+ my ($acme, $domains) = @_;
+ print "Placing ACME order\n";
+ my ($order_url, $order) = $acme->new_order($domains);
+ print "Order URL: $order_url\n";
+ for my $auth_url (@{$order->{authorizations}}) {
+ print "\nGetting authorization details from '$auth_url'\n";
+ my $auth = $acme->get_authorization($auth_url);
+ if ($auth->{status} eq 'valid') {
+ print "... already validated!\n";
+ } else {
+ print "... pending!\n";
+ print "Setting up webserver\n";
+ my $validation = eval { PVE::ACME::StandAlone->setup($acme, $auth)
};
+ die "failed setting up webserver - $@\n" if $@;
+
+ print "Triggering validation\n";
+ eval {
+ $acme->request_challenge_validation($validation->{url},
$validation->{key_auth});
+ while (1) {
+ $auth = $acme->get_authorization($auth_url);
+ if ($auth->{status} eq 'pending') {
+ print "still pending, trying again in 30 seconds\n";
+ sleep 30;
+ next;
+ } elsif ($auth->{status} eq 'valid') {
+ last;
+ }
+ die "validating challenge '$auth' failed\n";
+ }
+ };
+ my $err = $@;
+ eval { $validation->teardown() };
+ warn "$@\n" if $@;
+ die $err if $err;
+ }
+ }
+ print "\nAll domains validated!\n";
+ print "\nCreating CSR\n";
+ # TODO use proper tmp path
+ my ($csr, $key) = $acme->new_csr($order, path => '/tmp/');
+ my $csr_content = PVE::Tools::file_get_contents($csr);
+ my $key_content = PVE::Tools::file_get_contents($key);
+ unlink $csr;
+ unlink $key;
+
+ print "Finalizing order\n";
+ $acme->finalize_order($order, $csr_content);
+
+ print "Checking order status\n";
+ while (1) {
+ $order = $acme->get_order($order_url);
+ if ($order->{status} eq 'pending') {
+ print "still pending, trying again in 30 seconds\n";
+ sleep 30;
+ next;
+ } elsif ($order->{status} eq 'valid') {
+ print "valid!\n";
+ last;
+ }
+ die "order status: $order->{status}\n";
+ }
+
+ print "\nDownloading certificate\n";
+ my $cert = $acme->get_certificate($order);
+
+ return ($cert, $key_content);
+};
+
+__PACKAGE__->register_method ({
+ name => 'new_certificate',
+ path => 'certificate',
+ method => 'POST',
+ description => "Order a new certificate from ACME-compatible CA.",
+ protected => 1,
+ parameters => {
+ additionalProperties => 0,
+ properties => {
+ node => get_standard_option('pve-node'),
+ force => {
+ type => 'boolean',
+ description => 'Overwrite existing custom certificate.',
+ optional => 1,
+ default => 0,
+ },
+ },
+ },
+ returns => {
+ type => 'string',
+ },
+ code => sub {
+ my ($param) = @_;
+
+ my $node = extract_param($param, 'node');
+ my $cert_prefix = PVE::CertHelpers::cert_path_prefix($node);
+
+ raise_param_exc({'force' => "Custom certificate exists but 'force' is
not set."})
+ if !$param->{force} && -e "${cert_prefix}.pem";
+
+ my $node_config = PVE::NodeConfig::load_config($node);
+ raise("ACME settings in node configuration are missing!", 400)
+ if !$node_config || !$node_config->{acme};
+ my $acme_node_config =
PVE::NodeConfig::parse_acme($node_config->{acme});
+ raise("ACME domain list in node configuration is missing!", 400)
+ if !$acme_node_config;
+
+ my $rpcenv = PVE::RPCEnvironment::get();
+
+ my $authuser = $rpcenv->get_user();
+
+ my $realcmd = sub {
+ STDOUT->autoflush(1);
+ my $account = $acme_node_config->{account} // 'default';
+ my $account_file =
PVE::CertHelpers::get_acme_account_file($account);
+ die "ACME account config file '$account' does not exist.\n"
+ if ! -e $account_file;
+
+ my $acme = PVE::ACME->new($account_file);
+
+ print "Loading ACME account details\n";
+ $acme->load();
+
+ my ($cert, $key) = $order_certificate->($acme,
$acme_node_config->{domains});
+
+ my $code = sub {
+ print "Setting pveproxy certificate and key\n";
+ PVE::CertHelper::set_cert_files($cert, $key, $cert_prefix,
$param->{force});
+
+ print "Restarting pveproxy\n";
+ PVE::Tools::run_command(['systemctl', 'reload-or-restart',
'pveproxy']);
+ };
+ PVE::CertHelpers::cert_lock(10, $code);
+ die "$@\n" if $@;
+ };
+
+ return $rpcenv->fork_worker("acmenewcert", undef, $authuser, $realcmd);
+ },
+});
+
+__PACKAGE__->register_method ({
+ name => 'renew_certificate',
+ path => 'certificate',
+ method => 'PUT',
+ description => "Renew existing certificate from CA.",
+ protected => 1,
+ parameters => {
+ additionalProperties => 0,
+ properties => {
+ node => get_standard_option('pve-node'),
+ },
+ },
+ returns => {
+ type => 'string',
+ },
+ code => sub {
+ my ($param) = @_;
+
+ my $node = extract_param($param, 'node');
+ my $cert_prefix = PVE::CertHelpers::cert_path_prefix($node);
+
+ my $node_config = PVE::NodeConfig::load_config($node);
+ raise("ACME settings in node configuration are missing!", 400)
+ if !$node_config || !$node_config->{acme};
+ my $acme_node_config =
PVE::NodeConfig::parse_acme($node_config->{acme});
+ raise("ACME domain list in node configuration is missing!", 400)
+ if !$acme_node_config;
+
+ my $rpcenv = PVE::RPCEnvironment::get();
+
+ my $authuser = $rpcenv->get_user();
+
+ my $old_cert = PVE::Tools::file_get_contents("${cert_prefix}.pem");
+
+ my $realcmd = sub {
+ STDOUT->autoflush(1);
+ my $account = $acme_node_config->{account} // 'default';
+ my $account_file =
PVE::CertHelpers::get_acme_account_file($account);
+ die "ACME account config file '$account' does not exist.\n"
+ if ! -e $account_file;
+
+ my $acme = PVE::ACME->new($account_file);
+
+ print "Loading ACME account details\n";
+ $acme->load();
+
+ my ($cert, $key) = $order_certificate->($acme,
$acme_node_config->{domains});
+
+ my $code = sub {
+ print "Setting pveproxy certificate and key\n";
+ PVE::CertHelper::set_cert_files($cert, $key, $cert_prefix, 1);
+
+ print "Restarting pveproxy\n";
+ PVE::Tools::run_command(['systemctl', 'reload-or-restart',
'pveproxy']);
+ };
+ PVE::CertHelpers::cert_lock(10, $code);
+ die "$@\n" if $@;
+
+ print "Revoking old certificate\n";
+ $acme->revoke_certificate($old_cert);
+ };
+
+ return $rpcenv->fork_worker("acmerenew", undef, $authuser, $realcmd);
+ },
+});
+
+__PACKAGE__->register_method ({
+ name => 'revoke_certificate',
+ path => 'certificate',
+ method => 'DELETE',
+ description => "Revoke existing certificate from CA.",
+ protected => 1,
+ parameters => {
+ additionalProperties => 0,
+ properties => {
+ node => get_standard_option('pve-node'),
+ },
+ },
+ returns => {
+ type => 'string',
+ },
+ code => sub {
+ my ($param) = @_;
+
+ my $node = extract_param($param, 'node');
+ my $cert_prefix = PVE::CertHelpers::cert_path_prefix($node);
+
+ my $node_config = PVE::NodeConfig::load_config($node);
+ raise("ACME settings in node configuration are missing!", 400)
+ if !$node_config || !$node_config->{acme};
+ my $acme_node_config =
PVE::NodeConfig::parse_acme($node_config->{acme});
+ raise("ACME domain list in node configuration is missing!", 400)
+ if !$acme_node_config;
+
+ my $rpcenv = PVE::RPCEnvironment::get();
+
+ my $authuser = $rpcenv->get_user();
+
+ my $cert = PVE::Tools::file_get_contents("${cert_prefix}.pem");
+
+ my $realcmd = sub {
+ STDOUT->autoflush(1);
+ my $account = $acme_node_config->{account} // 'default';
+ my $account_file =
PVE::CertHelpers::get_acme_account_file($account);
+ die "ACME account config file '$account' does not exist.\n"
+ if ! -e $account_file;
+
+ my $acme = PVE::ACME->new($account_file);
+
+ print "Loading ACME account details\n";
+ $acme->load();
+
+ print "Revoking old certificate\n";
+ $acme->revoke_certificate($cert);
+
+ my $code = sub {
+ print "Deleting certificate files\n";
+ unlink "${cert_prefix}.pem";
+ unlink "${cert_prefix}.key";
+
+ print "Restarting pveproxy to revert to self-signed
certificates\n";
+ PVE::Tools::run_command(['systemctl', 'reload-or-restart',
'pveproxy']);
+ };
+
+ PVE::CertHelpers::cert_lock(10, $code);
+ die "$@\n" if $@;
+ };
+
+ return $rpcenv->fork_worker("acmerevoke", undef, $authuser, $realcmd);
+ },
+});
+
+1;
--
2.14.2
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