add DNS plugin

Signed-off-by: Alexandre Derumier <aderumier@odiso.com>

3 files changed, 250 insertions, 1 deletions

diff --git a/PVE/API2/Network/SDN.pm b/PVE/API2/Network/SDN.pm
index 736204f..4aef654 100644
--- a/PVE/API2/Network/SDN.pm
+++ b/PVE/API2/Network/SDN.pm
@@ -16,6 +16,7 @@ use PVE::API2::Network::SDN::Vnets;
 use PVE::API2::Network::SDN::Zones;
 use PVE::API2::Network::SDN::Subnets;
 use PVE::API2::Network::SDN::Ipams;
+use PVE::API2::Network::SDN::Dns;
 
 use base qw(PVE::RESTHandler);
 
@@ -44,6 +45,11 @@ __PACKAGE__->register_method ({
     path => 'ipams',
 });
 
+__PACKAGE__->register_method ({
+    subclass => "PVE::API2::Network::SDN::Dns",
+    path => 'dns',
+});
+
 __PACKAGE__->register_method({
     name => 'index',
     path => '',
@@ -75,6 +81,7 @@ __PACKAGE__->register_method({
 	    { id => 'controllers' },
 	    { id => 'subnets' },
 	    { id => 'ipams' },
+	    { id => 'dns' },
 	];
 
 	return $res;
diff --git a/PVE/API2/Network/SDN/Dns.pm b/PVE/API2/Network/SDN/Dns.pm
new file mode 100644
index 0000000..3d08552
--- /dev/null
+++ b/PVE/API2/Network/SDN/Dns.pm
@@ -0,0 +1,242 @@
+package PVE::API2::Network::SDN::Dns;
+
+use strict;
+use warnings;
+
+use PVE::SafeSyslog;
+use PVE::Tools qw(extract_param);
+use PVE::Cluster qw(cfs_read_file cfs_write_file);
+use PVE::Network::SDN;
+use PVE::Network::SDN::Dns;
+use PVE::Network::SDN::Dns::Plugin;
+use PVE::Network::SDN::Dns::PowerdnsPlugin;
+
+use Storable qw(dclone);
+use PVE::JSONSchema qw(get_standard_option);
+use PVE::RPCEnvironment;
+
+use PVE::RESTHandler;
+
+use base qw(PVE::RESTHandler);
+
+my $sdn_dns_type_enum = PVE::Network::SDN::Dns::Plugin->lookup_types();
+
+my $api_sdn_dns_config = sub {
+    my ($cfg, $id) = @_;
+
+    my $scfg = dclone(PVE::Network::SDN::Dns::sdn_dns_config($cfg, $id));
+    $scfg->{dns} = $id;
+    $scfg->{digest} = $cfg->{digest};
+
+    return $scfg;
+};
+
+__PACKAGE__->register_method ({
+    name => 'index',
+    path => '',
+    method => 'GET',
+    description => "SDN dns index.",
+    permissions => {
+	description => "Only list entries where you have 'SDN.Audit' or 'SDN.Allocate' permissions on '/sdn/dns/<dns>'",
+	user => 'all',
+    },
+    parameters => {
+    	additionalProperties => 0,
+	properties => {
+	    type => {
+		description => "Only list sdn dns of specific type",
+		type => 'string',
+		enum => $sdn_dns_type_enum,
+		optional => 1,
+	    },
+	},
+    },
+    returns => {
+	type => 'array',
+	items => {
+	    type => "object",
+	    properties => { dns => { type => 'string'},
+			    type => { type => 'string'},
+			  },
+	},
+	links => [ { rel => 'child', href => "{dns}" } ],
+    },
+    code => sub {
+	my ($param) = @_;
+
+	my $rpcenv = PVE::RPCEnvironment::get();
+	my $authuser = $rpcenv->get_user();
+
+
+	my $cfg = PVE::Network::SDN::Dns::config();
+
+	my @sids = PVE::Network::SDN::Dns::sdn_dns_ids($cfg);
+	my $res = [];
+	foreach my $id (@sids) {
+	    my $privs = [ 'SDN.Audit', 'SDN.Allocate' ];
+	    next if !$rpcenv->check_any($authuser, "/sdn/dns/$id", $privs, 1);
+
+	    my $scfg = &$api_sdn_dns_config($cfg, $id);
+	    next if $param->{type} && $param->{type} ne $scfg->{type};
+
+	    my $plugin_config = $cfg->{ids}->{$id};
+	    my $plugin = PVE::Network::SDN::Dns::Plugin->lookup($plugin_config->{type});
+	    push @$res, $scfg;
+	}
+
+	return $res;
+    }});
+
+__PACKAGE__->register_method ({
+    name => 'read',
+    path => '{dns}',
+    method => 'GET',
+    description => "Read sdn dns configuration.",
+    permissions => {
+	check => ['perm', '/sdn/dns/{dns}', ['SDN.Allocate']],
+   },
+
+    parameters => {
+    	additionalProperties => 0,
+	properties => {
+	    dns => get_standard_option('pve-sdn-dns-id'),
+	},
+    },
+    returns => { type => 'object' },
+    code => sub {
+	my ($param) = @_;
+
+	my $cfg = PVE::Network::SDN::Dns::config();
+
+	return &$api_sdn_dns_config($cfg, $param->{dns});
+    }});
+
+__PACKAGE__->register_method ({
+    name => 'create',
+    protected => 1,
+    path => '',
+    method => 'POST',
+    description => "Create a new sdn dns object.",
+    permissions => {
+	check => ['perm', '/sdn/dns', ['SDN.Allocate']],
+    },
+    parameters => PVE::Network::SDN::Dns::Plugin->createSchema(),
+    returns => { type => 'null' },
+    code => sub {
+	my ($param) = @_;
+
+	my $type = extract_param($param, 'type');
+	my $id = extract_param($param, 'dns');
+
+	my $plugin = PVE::Network::SDN::Dns::Plugin->lookup($type);
+	my $opts = $plugin->check_config($id, $param, 1, 1);
+
+        # create /etc/pve/sdn directory
+        PVE::Cluster::check_cfs_quorum();
+        mkdir("/etc/pve/sdn");
+
+        PVE::Network::SDN::lock_sdn_config(
+	    sub {
+
+		my $dns_cfg = PVE::Network::SDN::Dns::config();
+
+		my $scfg = undef;
+		if ($scfg = PVE::Network::SDN::Dns::sdn_dns_config($dns_cfg, $id, 1)) {
+		    die "sdn dns object ID '$id' already defined\n";
+		}
+
+		$dns_cfg->{ids}->{$id} = $opts;
+
+		my $plugin = PVE::Network::SDN::Dns::Plugin->lookup($opts->{type});
+		$plugin->on_update_hook($opts);
+
+		PVE::Network::SDN::Dns::write_config($dns_cfg);
+
+	    }, "create sdn dns object failed");
+
+	return undef;
+    }});
+
+__PACKAGE__->register_method ({
+    name => 'update',
+    protected => 1,
+    path => '{dns}',
+    method => 'PUT',
+    description => "Update sdn dns object configuration.",
+    permissions => {
+	check => ['perm', '/sdn/dns', ['SDN.Allocate']],
+    },
+    parameters => PVE::Network::SDN::Dns::Plugin->updateSchema(),
+    returns => { type => 'null' },
+    code => sub {
+	my ($param) = @_;
+
+	my $id = extract_param($param, 'dns');
+	my $digest = extract_param($param, 'digest');
+
+        PVE::Network::SDN::lock_sdn_config(
+	 sub {
+
+	    my $dns_cfg = PVE::Network::SDN::Dns::config();
+
+	    PVE::SectionConfig::assert_if_modified($dns_cfg, $digest);
+
+	    my $scfg = PVE::Network::SDN::Dns::sdn_dns_config($dns_cfg, $id);
+
+	    my $plugin = PVE::Network::SDN::Dns::Plugin->lookup($scfg->{type});
+	    my $opts = $plugin->check_config($id, $param, 0, 1);
+
+	    foreach my $k (%$opts) {
+		$scfg->{$k} = $opts->{$k};
+	    }
+
+	    $plugin->on_update_hook($scfg);
+
+	    PVE::Network::SDN::Dns::write_config($dns_cfg);
+
+	    }, "update sdn dns object failed");
+
+	return undef;
+    }});
+
+__PACKAGE__->register_method ({
+    name => 'delete',
+    protected => 1,
+    path => '{dns}',
+    method => 'DELETE',
+    description => "Delete sdn dns object configuration.",
+    permissions => {
+	check => ['perm', '/sdn/dns', ['SDN.Allocate']],
+    },
+    parameters => {
+    	additionalProperties => 0,
+	properties => {
+	    dns => get_standard_option('pve-sdn-dns-id', {
+                completion => \&PVE::Network::SDN::Dns::complete_sdn_dns,
+            }),
+	},
+    },
+    returns => { type => 'null' },
+    code => sub {
+	my ($param) = @_;
+
+	my $id = extract_param($param, 'dns');
+
+        PVE::Network::SDN::lock_sdn_config(
+	    sub {
+
+		my $cfg = PVE::Network::SDN::Dns::config();
+
+		my $scfg = PVE::Network::SDN::Dns::sdn_dns_config($cfg, $id);
+
+		my $plugin = PVE::Network::SDN::Dns::Plugin->lookup($scfg->{type});
+
+		delete $cfg->{ids}->{$id};
+		PVE::Network::SDN::Dns::write_config($cfg);
+
+	    }, "delete sdn dns object failed");
+
+	return undef;
+    }});
+
+1;
diff --git a/PVE/API2/Network/SDN/Makefile b/PVE/API2/Network/SDN/Makefile
index 1117dfa..3683fa4 100644
--- a/PVE/API2/Network/SDN/Makefile
+++ b/PVE/API2/Network/SDN/Makefile
@@ -1,4 +1,4 @@
-SOURCES=Vnets.pm Zones.pm Controllers.pm Subnets.pm Ipams.pm
+SOURCES=Vnets.pm Zones.pm Controllers.pm Subnets.pm Ipams.pm Dns.pm
 
 
 PERL5DIR=${DESTDIR}/usr/share/perl5