[pve-manager.git] / PVE / API2 / Network.pm

package PVE::API2::Network;

use strict;
use warnings;

use Net::IP qw(:PROC);
use PVE::Tools qw(extract_param);
use PVE::SafeSyslog;
use PVE::INotify;
use PVE::Exception qw(raise_param_exc);
use PVE::RESTHandler;
use PVE::RPCEnvironment;
use PVE::JSONSchema qw(get_standard_option);
use PVE::AccessControl;
use IO::File;

use base qw(PVE::RESTHandler);

my $iflockfn = "/etc/network/.pve-interfaces.lock";

my $bond_mode_enum = [
    'balance-rr',
    'active-backup', # OVS and Linux
    'balance-xor',
    'broadcast',
    '802.3ad',
    'balance-tlb',
    'balance-alb',
    'balance-slb', # OVS 
    'lacp-balance-slb', # OVS
    'lacp-balance-tcp', # OVS
    ];

my $network_type_enum = ['bridge', 'bond', 'eth', 'alias', 
			 'OVSBridge', 'OVSBond', 'OVSPort', 'OVSIntPort'];

my $confdesc = {
    type => {
	description => "Network interface type",
	type => 'string',
	enum => [@$network_type_enum, 'unknown'],
    },
    comments => {
	description => "Comments",
	type => 'string',
	optional => 1,
    },
    comments6 => {
	description => "Comments",
	type => 'string',
	optional => 1,
    },
    autostart => {
	description => "Automatically start interface on boot.",
	type => 'boolean',
	optional => 1,
    },
    bridge_vlan_aware => {
	description => "Enable bridge vlan support.",
	type => 'boolean',
	optional => 1,
    },
    bridge_ports => {
	description => "Specify the iterfaces you want to add to your bridge.",
	optional => 1,
	type => 'string', format => 'pve-iface-list',
    },
    ovs_ports => {
	description => "Specify the iterfaces you want to add to your bridge.",
	optional => 1,
	type => 'string', format => 'pve-iface-list',
    },
    ovs_tag => {
	description => "Specify a VLan tag (used by OVSPort, OVSIntPort, OVSBond)",
	optional => 1,
	type => 'integer',
	minimum => 1,
	maximum => 4094,
    },
    ovs_options => {
	description => "OVS interface options.",
	optional => 1,
	type => 'string',
	maxLength => 1024,
    },
    ovs_bridge => {
	description => "The OVS bridge associated with a OVS port. This is required when you create an OVS port.",
	optional => 1,
	type => 'string', format => 'pve-iface',
    },
    slaves => {
	description => "Specify the interfaces used by the bonding device.",
	optional => 1,
	type => 'string', format => 'pve-iface-list',
    },
    ovs_bonds => {
	description => "Specify the interfaces used by the bonding device.",
	optional => 1,
	type => 'string', format => 'pve-iface-list',
    },
    bond_mode => {
	description => "Bonding mode.",
	optional => 1,
	type => 'string', enum => $bond_mode_enum,
    },
    bond_xmit_hash_policy => {
	description => "Selects the transmit hash policy to use for slave selection in balance-xor and 802.3ad modes.",
	optional => 1,
	type => 'string', 
	enum => ['layer2', 'layer2+3', 'layer3+4' ],
    },
    gateway => {
	description => 'Default gateway address.',
	type => 'string', format => 'ipv4',
	optional => 1,
    },
    netmask => {
	description => 'Network mask.',
	type => 'string', format => 'ipv4mask',
	optional => 1,
	requires => 'address',
    },
    address => {
	description => 'IP address.',
	type => 'string', format => 'ipv4',
	optional => 1,
	requires => 'netmask',
    },
    gateway6 => {
	description => 'Default ipv6 gateway address.',
	type => 'string', format => 'ipv6',
	optional => 1,
    },
    netmask6 => {
	description => 'Network mask.',
	type => 'integer', minimum => 0, maximum => 128,
	optional => 1,
	requires => 'address6',
    },
    address6 => {
	description => 'IP address.',
	type => 'string', format => 'ipv6',
	optional => 1,
	requires => 'netmask6',
    }
};

sub json_config_properties {
    my $prop = shift;

    foreach my $opt (keys %$confdesc) {
	$prop->{$opt} = $confdesc->{$opt};
    }

    return $prop;
}

__PACKAGE__->register_method({
    name => 'index', 
    path => '', 
    method => 'GET',
    permissions => { user => 'all' },
    description => "List available networks",
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => {
	    node => get_standard_option('pve-node'),
	    type => {
		description => "Only list specific interface types.",
		type => 'string',
		enum => [ @$network_type_enum, 'any_bridge' ],
		optional => 1,
	    },
	},
    },
    returns => {
	type => "array",
	items => {
	    type => "object",
	    properties => {},
	},
	links => [ { rel => 'child', href => "{iface}" } ],
    },
    code => sub {
	my ($param) = @_;

	my $rpcenv = PVE::RPCEnvironment::get();

	my $tmp = PVE::INotify::read_file('interfaces', 1);
	my $config = $tmp->{data};
	my $changes = $tmp->{changes};

	$rpcenv->set_result_attrib('changes', $changes) if $changes;

	my $ifaces = $config->{ifaces};

	delete $ifaces->{lo}; # do not list the loopback device

	if ($param->{type}) {
	    foreach my $k (keys %$ifaces) {
		my $type = $ifaces->{$k}->{type};
		my $match =  ($param->{type} eq $type) || (
		    ($param->{type} eq 'any_bridge') && 
		    ($type eq 'bridge' || $type eq 'OVSBridge'));
		delete $ifaces->{$k} if !$match;
	    }
	}

	return PVE::RESTHandler::hash_to_array($ifaces, 'iface');
   }});

__PACKAGE__->register_method({
    name => 'revert_network_changes', 
    path => '', 
    method => 'DELETE',
    permissions => {
	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
    },
    protected => 1,
    description => "Revert network configuration changes.",
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => {
	    node => get_standard_option('pve-node'),
	},
    },
    returns => { type => "null" },
    code => sub {
	my ($param) = @_;

	unlink "/etc/network/interfaces.new";

	return undef;
    }});

my $check_duplicate = sub {
    my ($config, $newiface, $key, $name) = @_;

    foreach my $iface (keys %$config) {
	raise_param_exc({ $key => "$name already exists on interface '$iface'." })
	    if ($newiface ne $iface) && $config->{$iface}->{$key};
    }
};

my $check_duplicate_gateway = sub {
    my ($config, $newiface) = @_;
    return &$check_duplicate($config, $newiface, 'gateway', 'Default gateway');
};

my $check_duplicate_gateway6 = sub {
    my ($config, $newiface) = @_;
    return &$check_duplicate($config, $newiface, 'gateway6', 'Default ipv6 gateway');
};

my $check_ipv4_settings = sub {
    my ($address, $netmask) = @_;

    my $binip = Net::IP::ip_iptobin($address, 4);
    my $binmask = Net::IP::ip_iptobin($netmask, 4);
    my $broadcast = Net::IP::ip_iptobin('255.255.255.255', 4);
    my $binhost = $binip | $binmask;

    raise_param_exc({ address => "$address is not a valid host ip address." })
        if ($binhost eq $binmask) || ($binhost eq $broadcast);
};

sub ipv6_tobin {
    return Net::IP::ip_iptobin(Net::IP::ip_expand_address(shift, 6), 6);
}

my $check_ipv6_settings = sub {
    my ($address, $netmask) = @_;

    raise_param_exc({ netmask => "$netmask is not a valid subnet length for ipv6" })
	if $netmask < 0 || $netmask > 128;

    raise_param_exc({ address => "$address is not a valid host ip address." })
	if !Net::IP::ip_is_ipv6($address);

    my $binip = ipv6_tobin($address);
    my $binmask = Net::IP::ip_get_mask($netmask, 6);

    my $type = Net::IP::ip_iptypev6($binip);

    raise_param_exc({ address => "$address is not a valid host ip address." })
	if ($binip eq $binmask) ||
	   (defined($type) && $type !~ /^(?:(?:GLOBAL|(?:UNIQUE|LINK)-LOCAL)-UNICAST)$/);
};

__PACKAGE__->register_method({
    name => 'create_network', 
    path => '', 
    method => 'POST',
    permissions => {
	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
    },
    description => "Create network device configuration",
    protected => 1,
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => json_config_properties({
	    node => get_standard_option('pve-node'),
	    iface => get_standard_option('pve-iface')}),
    },
    returns => { type => 'null' },
    code => sub {
	my ($param) = @_;

	my $node = extract_param($param, 'node');
	my $iface = extract_param($param, 'iface');

	my $code = sub {
	    my $config = PVE::INotify::read_file('interfaces');
	    my $ifaces = $config->{ifaces};

	    raise_param_exc({ iface => "interface already exists" })
		if $ifaces->{$iface};

	    &$check_duplicate_gateway($ifaces, $iface)
		if $param->{gateway};
	    &$check_duplicate_gateway6($ifaces, $iface)
		if $param->{gateway6};

	    &$check_ipv4_settings($param->{address}, $param->{netmask})
		if $param->{address};
	    &$check_ipv6_settings($param->{address6}, int($param->{netmask6}))
		if $param->{address6};

	    my $families = $param->{families} = [];
	    push @$families, 'inet'
		if $param->{address} && !grep(/^inet$/, @$families);
	    push @$families, 'inet6'
		if $param->{address6} && !grep(/^inet6$/, @$families);
	    @$families = ('inet') if !scalar(@$families);

	    $param->{method} = $param->{address} ? 'static' : 'manual'; 
	    $param->{method6} = $param->{address6} ? 'static' : 'manual'; 

	    if ($param->{type} =~ m/^OVS/) {
		-x '/usr/bin/ovs-vsctl' ||
		    die "Open VSwitch is not installed (need package 'openvswitch-switch')\n";
	    }

	    if ($param->{type} eq 'OVSIntPort' || $param->{type} eq 'OVSBond') {
		my $brname = $param->{ovs_bridge};
		raise_param_exc({ ovs_bridge => "parameter is required" }) if !$brname;
		my $br = $ifaces->{$brname};
		raise_param_exc({ ovs_bridge => "bridge '$brname' does not exist" }) if !$br;
		raise_param_exc({ ovs_bridge => "interface '$brname' is no OVS bridge" }) 
		    if $br->{type} ne 'OVSBridge';

		my @ports = split (/\s+/, $br->{ovs_ports} || '');
		$br->{ovs_ports} = join(' ', @ports, $iface)
		    if ! grep { $_ eq $iface } @ports;
	    }

	    $ifaces->{$iface} = $param;

	    PVE::INotify::write_file('interfaces', $config);
	};

	PVE::Tools::lock_file($iflockfn, 10, $code);
	die $@ if $@;

	return undef;
    }});

__PACKAGE__->register_method({
    name => 'update_network', 
    path => '{iface}', 
    method => 'PUT',
    permissions => {
	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
    },
    description => "Update network device configuration",
    protected => 1,
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => json_config_properties({
	    node => get_standard_option('pve-node'),
	    iface => get_standard_option('pve-iface'),
	    delete => {
		type => 'string', format => 'pve-configid-list',
		description => "A list of settings you want to delete.",
		optional => 1,
	    }}),
    },
    returns => { type => 'null' },
    code => sub {
	my ($param) = @_;

	my $node = extract_param($param, 'node');
	my $iface = extract_param($param, 'iface');
	my $delete = extract_param($param, 'delete');

	my $code = sub {
	    my $config = PVE::INotify::read_file('interfaces');
	    my $ifaces = $config->{ifaces};

	    raise_param_exc({ iface => "interface does not exist" })
		if !$ifaces->{$iface};

	    my $families = ($param->{families} ||= []);
	    foreach my $k (PVE::Tools::split_list($delete)) {
		delete $ifaces->{$iface}->{$k};
		@$families = grep(!/^inet$/, @$families) if $k eq 'address';
		@$families = grep(!/^inet6$/, @$families) if $k eq 'address6';
	    }

	    &$check_duplicate_gateway($ifaces, $iface)
		if $param->{gateway};
	    &$check_duplicate_gateway6($ifaces, $iface)
		if $param->{gateway6};

	    if ($param->{address}) {
		&$check_ipv4_settings($param->{address}, $param->{netmask});
		push @$families, 'inet' if !grep(/^inet$/, @$families);
	    } else {
		@$families = grep(!/^inet$/, @$families);
	    }
	    if ($param->{address6}) {
		&$check_ipv6_settings($param->{address6}, int($param->{netmask6}));
		push @$families, 'inet6' if !grep(/^inet6$/, @$families);
	    } else {
		@$families = grep(!/^inet6$/, @$families);
	    }
	    @$families = ('inet') if !scalar(@$families);

	    $param->{method} = $param->{address} ? 'static' : 'manual'; 
	    $param->{method6} = $param->{address6} ? 'static' : 'manual'; 

	    foreach my $k (keys %$param) {
		$ifaces->{$iface}->{$k} = $param->{$k};
	    }
	    
	    PVE::INotify::write_file('interfaces', $config);
	};

	PVE::Tools::lock_file($iflockfn, 10, $code);
	die $@ if $@;

	return undef;
    }});

__PACKAGE__->register_method({
    name => 'network_config', 
    path => '{iface}', 
    method => 'GET',
    permissions => {
	check => ['perm', '/nodes/{node}', [ 'Sys.Audit' ]],
    },
    description => "Read network device configuration",
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => {
	    node => get_standard_option('pve-node'),
	    iface => get_standard_option('pve-iface'),
	},
    },
    returns => {
	type => "object",
	properties => {
	    type => { 
		type => 'string', 
	    },
	    method => {
		type => 'string', 
	    },
	},
    },
    code => sub {
	my ($param) = @_;

	my $config = PVE::INotify::read_file('interfaces');
	my $ifaces = $config->{ifaces};

	raise_param_exc({ iface => "interface does not exist" })
	    if !$ifaces->{$param->{iface}};

	return $ifaces->{$param->{iface}};
   }});

__PACKAGE__->register_method({
    name => 'delete_network', 
    path => '{iface}', 
    method => 'DELETE',
    permissions => {
	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
    },
    description => "Delete network device configuration",
    protected => 1,
    proxyto => 'node',
    parameters => {
    	additionalProperties => 0,
	properties => {
	    node => get_standard_option('pve-node'),
	    iface => get_standard_option('pve-iface'),
	},
    },
    returns => { type => 'null' },
    code => sub {
	my ($param) = @_;

	my $code = sub {
	    my $config = PVE::INotify::read_file('interfaces');
	    my $ifaces = $config->{ifaces};

	    raise_param_exc({ iface => "interface does not exist" })
		if !$ifaces->{$param->{iface}};

	    my $d = $ifaces->{$param->{iface}};
	    if ($d->{type} eq 'OVSIntPort' || $d->{type} eq 'OVSBond') {
		if (my $brname = $d->{ovs_bridge}) {
		    if (my $br = $ifaces->{$brname}) {
			if ($br->{ovs_ports}) {
			    my @ports = split (/\s+/, $br->{ovs_ports});
			    my @new = grep { $_ ne $param->{iface} } @ports;
			    $br->{ovs_ports} = join(' ', @new);
			}
		    }
		}
	    }

	    delete $ifaces->{$param->{iface}};

	    PVE::INotify::write_file('interfaces', $config);
	};

	PVE::Tools::lock_file($iflockfn, 10, $code);
	die $@ if $@;

	return undef;
    }});
Commit	Line	Data
aff192e6 DM	1	package PVE::API2::Network;
	2
	3	use strict;
	4	use warnings;
	5
d09f6f7d	6	use Net::IP qw(:PROC);
aff192e6 DM	7	use PVE::Tools qw(extract_param);
	8	use PVE::SafeSyslog;
	9	use PVE::INotify;
	10	use PVE::Exception qw(raise_param_exc);
	11	use PVE::RESTHandler;
	12	use PVE::RPCEnvironment;
	13	use PVE::JSONSchema qw(get_standard_option);
	14	use PVE::AccessControl;
	15	use IO::File;
	16
	17	use base qw(PVE::RESTHandler);
	18
	19	my $iflockfn = "/etc/network/.pve-interfaces.lock";
	20
	21	my $bond_mode_enum = [
	22	'balance-rr',
10a9563e	23	'active-backup', # OVS and Linux
aff192e6 DM	24	'balance-xor',
	25	'broadcast',
	26	'802.3ad',
	27	'balance-tlb',
d11733f8	28	'balance-alb',
10a9563e DM	29	'balance-slb', # OVS
	30	'lacp-balance-slb', # OVS
	31	'lacp-balance-tcp', # OVS
aff192e6 DM	32	];
aff192e6 DM	33
d11733f8 DM	34	my $network_type_enum = ['bridge', 'bond', 'eth', 'alias',
	35	'OVSBridge', 'OVSBond', 'OVSPort', 'OVSIntPort'];
	36
aff192e6	37	my $confdesc = {
d11733f8 DM	38	type => {
	39	description => "Network interface type",
	40	type => 'string',
	41	enum => [@$network_type_enum, 'unknown'],
	42	},
44d353a7 DM	43	comments => {
	44	description => "Comments",
	45	type => 'string',
b5eda023	46	optional => 1,
44d353a7	47	},
3ed15e6c WB	48	comments6 => {
	49	description => "Comments",
	50	type => 'string',
	51	optional => 1,
	52	},
aff192e6 DM	53	autostart => {
	54	description => "Automatically start interface on boot.",
	55	type => 'boolean',
	56	optional => 1,
	57	},
a1604d70 AD	58	bridge_vlan_aware => {
	59	description => "Enable bridge vlan support.",
	60	type => 'boolean',
	61	optional => 1,
	62	},
aff192e6 DM	63	bridge_ports => {
	64	description => "Specify the iterfaces you want to add to your bridge.",
	65	optional => 1,
	66	type => 'string', format => 'pve-iface-list',
	67	},
d11733f8 DM	68	ovs_ports => {
	69	description => "Specify the iterfaces you want to add to your bridge.",
	70	optional => 1,
	71	type => 'string', format => 'pve-iface-list',
	72	},
4c917e97 DM	73	ovs_tag => {
	74	description => "Specify a VLan tag (used by OVSPort, OVSIntPort, OVSBond)",
	75	optional => 1,
	76	type => 'integer',
	77	minimum => 1,
	78	maximum => 4094,
	79	},
d11733f8 DM	80	ovs_options => {
	81	description => "OVS interface options.",
	82	optional => 1,
	83	type => 'string',
	84	maxLength => 1024,
	85	},
	86	ovs_bridge => {
	87	description => "The OVS bridge associated with a OVS port. This is required when you create an OVS port.",
	88	optional => 1,
	89	type => 'string', format => 'pve-iface',
	90	},
aff192e6 DM	91	slaves => {
	92	description => "Specify the interfaces used by the bonding device.",
	93	optional => 1,
	94	type => 'string', format => 'pve-iface-list',
	95	},
d11733f8 DM	96	ovs_bonds => {
	97	description => "Specify the interfaces used by the bonding device.",
	98	optional => 1,
	99	type => 'string', format => 'pve-iface-list',
	100	},
aff192e6 DM	101	bond_mode => {
	102	description => "Bonding mode.",
	103	optional => 1,
	104	type => 'string', enum => $bond_mode_enum,
	105	},
ffffb625 DM	106	bond_xmit_hash_policy => {
	107	description => "Selects the transmit hash policy to use for slave selection in balance-xor and 802.3ad modes.",
	108	optional => 1,
	109	type => 'string',
	110	enum => ['layer2', 'layer2+3', 'layer3+4' ],
	111	},
aff192e6 DM	112	gateway => {
	113	description => 'Default gateway address.',
	114	type => 'string', format => 'ipv4',
	115	optional => 1,
	116	},
	117	netmask => {
	118	description => 'Network mask.',
	119	type => 'string', format => 'ipv4mask',
	120	optional => 1,
1904114e	121	requires => 'address',
aff192e6 DM	122	},
	123	address => {
	124	description => 'IP address.',
	125	type => 'string', format => 'ipv4',
	126	optional => 1,
	127	requires => 'netmask',
3ed15e6c WB	128	},
	129	gateway6 => {
	130	description => 'Default ipv6 gateway address.',
	131	type => 'string', format => 'ipv6',
	132	optional => 1,
	133	},
	134	netmask6 => {
	135	description => 'Network mask.',
	136	type => 'integer', minimum => 0, maximum => 128,
	137	optional => 1,
	138	requires => 'address6',
	139	},
	140	address6 => {
	141	description => 'IP address.',
	142	type => 'string', format => 'ipv6',
	143	optional => 1,
	144	requires => 'netmask6',
aff192e6 DM	145	}
	146	};
	147
	148	sub json_config_properties {
	149	my $prop = shift;
	150
	151	foreach my $opt (keys %$confdesc) {
	152	$prop->{$opt} = $confdesc->{$opt};
	153	}
	154
	155	return $prop;
	156	}
	157
	158	__PACKAGE__->register_method({
	159	name => 'index',
	160	path => '',
	161	method => 'GET',
	162	permissions => { user => 'all' },
	163	description => "List available networks",
	164	proxyto => 'node',
	165	parameters => {
	166	additionalProperties => 0,
	167	properties => {
	168	node => get_standard_option('pve-node'),
	169	type => {
	170	description => "Only list specific interface types.",
	171	type => 'string',
4c917e97	172	enum => [ @$network_type_enum, 'any_bridge' ],
aff192e6 DM	173	optional => 1,
	174	},
	175	},
	176	},
	177	returns => {
	178	type => "array",
	179	items => {
	180	type => "object",
	181	properties => {},
	182	},
	183	links => [ { rel => 'child', href => "{iface}" } ],
	184	},
	185	code => sub {
	186	my ($param) = @_;
	187
e4d5bf72 DM	188	my $rpcenv = PVE::RPCEnvironment::get();
	189
	190	my $tmp = PVE::INotify::read_file('interfaces', 1);
	191	my $config = $tmp->{data};
	192	my $changes = $tmp->{changes};
	193
	194	$rpcenv->set_result_attrib('changes', $changes) if $changes;
aff192e6	195
3ed15e6c WB	196	my $ifaces = $config->{ifaces};
	197
	198	delete $ifaces->{lo}; # do not list the loopback device
aff192e6 DM	199
aff192e6 DM	200	if ($param->{type}) {
3ed15e6c WB	201	foreach my $k (keys %$ifaces) {
3ed15e6c WB	202	my $type = $ifaces->{$k}->{type};
4c917e97 DM	203	my $match = ($param->{type} eq $type) \|\| (
	204	($param->{type} eq 'any_bridge') &&
	205	($type eq 'bridge' \|\| $type eq 'OVSBridge'));
3ed15e6c	206	delete $ifaces->{$k} if !$match;
aff192e6 DM	207	}
	208	}
	209
3ed15e6c	210	return PVE::RESTHandler::hash_to_array($ifaces, 'iface');
aff192e6 DM	211	}});
aff192e6 DM	212
e4d5bf72 DM	213	__PACKAGE__->register_method({
	214	name => 'revert_network_changes',
	215	path => '',
	216	method => 'DELETE',
	217	permissions => {
	218	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
	219	},
	220	protected => 1,
	221	description => "Revert network configuration changes.",
	222	proxyto => 'node',
	223	parameters => {
	224	additionalProperties => 0,
	225	properties => {
	226	node => get_standard_option('pve-node'),
	227	},
	228	},
	229	returns => { type => "null" },
	230	code => sub {
	231	my ($param) = @_;
	232
	233	unlink "/etc/network/interfaces.new";
	234
	235	return undef;
	236	}});
aff192e6	237
3ed15e6c WB	238	my $check_duplicate = sub {
3ed15e6c WB	239	my ($config, $newiface, $key, $name) = @_;
aff192e6 DM	240
aff192e6 DM	241	foreach my $iface (keys %$config) {
3ed15e6c WB	242	raise_param_exc({ $key => "$name already exists on interface '$iface'." })
3ed15e6c WB	243	if ($newiface ne $iface) && $config->{$iface}->{$key};
aff192e6 DM	244	}
	245	};
	246
3ed15e6c WB	247	my $check_duplicate_gateway = sub {
	248	my ($config, $newiface) = @_;
	249	return &$check_duplicate($config, $newiface, 'gateway', 'Default gateway');
	250	};
	251
	252	my $check_duplicate_gateway6 = sub {
	253	my ($config, $newiface) = @_;
	254	return &$check_duplicate($config, $newiface, 'gateway6', 'Default ipv6 gateway');
	255	};
	256
e16a27be	257	my $check_ipv4_settings = sub {
1904114e	258	my ($address, $netmask) = @_;
e16a27be	259
1904114e DM	260	my $binip = Net::IP::ip_iptobin($address, 4);
1904114e DM	261	my $binmask = Net::IP::ip_iptobin($netmask, 4);
d09f6f7d	262	my $broadcast = Net::IP::ip_iptobin('255.255.255.255', 4);
e16a27be DP	263	my $binhost = $binip \| $binmask;
e16a27be DP	264
1904114e	265	raise_param_exc({ address => "$address is not a valid host ip address." })
e16a27be DP	266	if ($binhost eq $binmask) \|\| ($binhost eq $broadcast);
e16a27be DP	267	};
aff192e6	268
3ed15e6c WB	269	sub ipv6_tobin {
	270	return Net::IP::ip_iptobin(Net::IP::ip_expand_address(shift, 6), 6);
	271	}
	272
	273	my $check_ipv6_settings = sub {
	274	my ($address, $netmask) = @_;
	275
	276	raise_param_exc({ netmask => "$netmask is not a valid subnet length for ipv6" })
	277	if $netmask < 0 \|\| $netmask > 128;
	278
	279	raise_param_exc({ address => "$address is not a valid host ip address." })
	280	if !Net::IP::ip_is_ipv6($address);
	281
	282	my $binip = ipv6_tobin($address);
	283	my $binmask = Net::IP::ip_get_mask($netmask, 6);
	284
	285	my $type = Net::IP::ip_iptypev6($binip);
	286
	287	raise_param_exc({ address => "$address is not a valid host ip address." })
	288	if ($binip eq $binmask) \|\|
	289	(defined($type) && $type !~ /^(?:(?:GLOBAL\|(?:UNIQUE\|LINK)-LOCAL)-UNICAST)$/);
	290	};
	291
aff192e6 DM	292	__PACKAGE__->register_method({
	293	name => 'create_network',
	294	path => '',
	295	method => 'POST',
	296	permissions => {
7d020b42	297	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
aff192e6 DM	298	},
	299	description => "Create network device configuration",
	300	protected => 1,
	301	proxyto => 'node',
	302	parameters => {
	303	additionalProperties => 0,
	304	properties => json_config_properties({
	305	node => get_standard_option('pve-node'),
	306	iface => get_standard_option('pve-iface')}),
	307	},
	308	returns => { type => 'null' },
	309	code => sub {
	310	my ($param) = @_;
	311
	312	my $node = extract_param($param, 'node');
	313	my $iface = extract_param($param, 'iface');
	314
	315	my $code = sub {
	316	my $config = PVE::INotify::read_file('interfaces');
3ed15e6c	317	my $ifaces = $config->{ifaces};
aff192e6 DM	318
aff192e6 DM	319	raise_param_exc({ iface => "interface already exists" })
3ed15e6c	320	if $ifaces->{$iface};
aff192e6	321
3ed15e6c	322	&$check_duplicate_gateway($ifaces, $iface)
aff192e6	323	if $param->{gateway};
3ed15e6c WB	324	&$check_duplicate_gateway6($ifaces, $iface)
3ed15e6c WB	325	if $param->{gateway6};
aff192e6	326
1904114e DM	327	&$check_ipv4_settings($param->{address}, $param->{netmask})
1904114e DM	328	if $param->{address};
3ed15e6c WB	329	&$check_ipv6_settings($param->{address6}, int($param->{netmask6}))
	330	if $param->{address6};
	331
	332	my $families = $param->{families} = [];
	333	push @$families, 'inet'
	334	if $param->{address} && !grep(/^inet$/, @$families);
	335	push @$families, 'inet6'
	336	if $param->{address6} && !grep(/^inet6$/, @$families);
	337	@$families = ('inet') if !scalar(@$families);
e16a27be	338
aff192e6	339	$param->{method} = $param->{address} ? 'static' : 'manual';
3ed15e6c	340	$param->{method6} = $param->{address6} ? 'static' : 'manual';
aff192e6	341
bdfa2498 DM	342	if ($param->{type} =~ m/^OVS/) {
	343	-x '/usr/bin/ovs-vsctl' \|\|
	344	die "Open VSwitch is not installed (need package 'openvswitch-switch')\n";
	345	}
	346
d11733f8 DM	347	if ($param->{type} eq 'OVSIntPort' \|\| $param->{type} eq 'OVSBond') {
	348	my $brname = $param->{ovs_bridge};
	349	raise_param_exc({ ovs_bridge => "parameter is required" }) if !$brname;
3ed15e6c	350	my $br = $ifaces->{$brname};
d11733f8 DM	351	raise_param_exc({ ovs_bridge => "bridge '$brname' does not exist" }) if !$br;
	352	raise_param_exc({ ovs_bridge => "interface '$brname' is no OVS bridge" })
	353	if $br->{type} ne 'OVSBridge';
	354
	355	my @ports = split (/\s+/, $br->{ovs_ports} \|\| '');
	356	$br->{ovs_ports} = join(' ', @ports, $iface)
	357	if ! grep { $_ eq $iface } @ports;
	358	}
	359
3ed15e6c	360	$ifaces->{$iface} = $param;
aff192e6 DM	361
	362	PVE::INotify::write_file('interfaces', $config);
	363	};
	364
	365	PVE::Tools::lock_file($iflockfn, 10, $code);
	366	die $@ if $@;
	367
	368	return undef;
	369	}});
	370
	371	__PACKAGE__->register_method({
	372	name => 'update_network',
	373	path => '{iface}',
	374	method => 'PUT',
	375	permissions => {
7d020b42	376	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
aff192e6 DM	377	},
	378	description => "Update network device configuration",
	379	protected => 1,
	380	proxyto => 'node',
	381	parameters => {
	382	additionalProperties => 0,
	383	properties => json_config_properties({
	384	node => get_standard_option('pve-node'),
	385	iface => get_standard_option('pve-iface'),
	386	delete => {
	387	type => 'string', format => 'pve-configid-list',
	388	description => "A list of settings you want to delete.",
	389	optional => 1,
	390	}}),
	391	},
	392	returns => { type => 'null' },
	393	code => sub {
	394	my ($param) = @_;
	395
	396	my $node = extract_param($param, 'node');
	397	my $iface = extract_param($param, 'iface');
	398	my $delete = extract_param($param, 'delete');
	399
	400	my $code = sub {
	401	my $config = PVE::INotify::read_file('interfaces');
3ed15e6c	402	my $ifaces = $config->{ifaces};
aff192e6 DM	403
aff192e6 DM	404	raise_param_exc({ iface => "interface does not exist" })
3ed15e6c	405	if !$ifaces->{$iface};
aff192e6	406
3ed15e6c	407	my $families = ($param->{families} \|\|= []);
aff192e6	408	foreach my $k (PVE::Tools::split_list($delete)) {
3ed15e6c WB	409	delete $ifaces->{$iface}->{$k};
	410	@$families = grep(!/^inet$/, @$families) if $k eq 'address';
	411	@$families = grep(!/^inet6$/, @$families) if $k eq 'address6';
aff192e6 DM	412	}
aff192e6 DM	413
3ed15e6c	414	&$check_duplicate_gateway($ifaces, $iface)
aff192e6	415	if $param->{gateway};
3ed15e6c WB	416	&$check_duplicate_gateway6($ifaces, $iface)
	417	if $param->{gateway6};
	418
	419	if ($param->{address}) {
	420	&$check_ipv4_settings($param->{address}, $param->{netmask});
	421	push @$families, 'inet' if !grep(/^inet$/, @$families);
	422	} else {
	423	@$families = grep(!/^inet$/, @$families);
	424	}
	425	if ($param->{address6}) {
	426	&$check_ipv6_settings($param->{address6}, int($param->{netmask6}));
	427	push @$families, 'inet6' if !grep(/^inet6$/, @$families);
	428	} else {
	429	@$families = grep(!/^inet6$/, @$families);
	430	}
	431	@$families = ('inet') if !scalar(@$families);
e16a27be	432
aff192e6	433	$param->{method} = $param->{address} ? 'static' : 'manual';
3ed15e6c	434	$param->{method6} = $param->{address6} ? 'static' : 'manual';
aff192e6 DM	435
aff192e6 DM	436	foreach my $k (keys %$param) {
3ed15e6c	437	$ifaces->{$iface}->{$k} = $param->{$k};
aff192e6 DM	438	}
	439
	440	PVE::INotify::write_file('interfaces', $config);
	441	};
	442
	443	PVE::Tools::lock_file($iflockfn, 10, $code);
	444	die $@ if $@;
	445
	446	return undef;
	447	}});
	448
	449	__PACKAGE__->register_method({
	450	name => 'network_config',
	451	path => '{iface}',
	452	method => 'GET',
	453	permissions => {
7d020b42	454	check => ['perm', '/nodes/{node}', [ 'Sys.Audit' ]],
aff192e6 DM	455	},
	456	description => "Read network device configuration",
	457	proxyto => 'node',
	458	parameters => {
	459	additionalProperties => 0,
	460	properties => {
	461	node => get_standard_option('pve-node'),
	462	iface => get_standard_option('pve-iface'),
	463	},
	464	},
	465	returns => {
	466	type => "object",
	467	properties => {
	468	type => {
	469	type => 'string',
	470	},
	471	method => {
	472	type => 'string',
	473	},
	474	},
	475	},
	476	code => sub {
	477	my ($param) = @_;
	478
	479	my $config = PVE::INotify::read_file('interfaces');
3ed15e6c	480	my $ifaces = $config->{ifaces};
aff192e6 DM	481
aff192e6 DM	482	raise_param_exc({ iface => "interface does not exist" })
3ed15e6c	483	if !$ifaces->{$param->{iface}};
aff192e6	484
3ed15e6c	485	return $ifaces->{$param->{iface}};
aff192e6 DM	486	}});
	487
	488	__PACKAGE__->register_method({
	489	name => 'delete_network',
	490	path => '{iface}',
	491	method => 'DELETE',
	492	permissions => {
7d020b42	493	check => ['perm', '/nodes/{node}', [ 'Sys.Modify' ]],
aff192e6 DM	494	},
	495	description => "Delete network device configuration",
	496	protected => 1,
	497	proxyto => 'node',
	498	parameters => {
	499	additionalProperties => 0,
	500	properties => {
	501	node => get_standard_option('pve-node'),
	502	iface => get_standard_option('pve-iface'),
	503	},
	504	},
	505	returns => { type => 'null' },
	506	code => sub {
	507	my ($param) = @_;
	508
	509	my $code = sub {
	510	my $config = PVE::INotify::read_file('interfaces');
3ed15e6c	511	my $ifaces = $config->{ifaces};
aff192e6 DM	512
aff192e6 DM	513	raise_param_exc({ iface => "interface does not exist" })
3ed15e6c	514	if !$ifaces->{$param->{iface}};
aff192e6	515
3ed15e6c	516	my $d = $ifaces->{$param->{iface}};
d11733f8 DM	517	if ($d->{type} eq 'OVSIntPort' \|\| $d->{type} eq 'OVSBond') {
d11733f8 DM	518	if (my $brname = $d->{ovs_bridge}) {
3ed15e6c	519	if (my $br = $ifaces->{$brname}) {
d11733f8 DM	520	if ($br->{ovs_ports}) {
	521	my @ports = split (/\s+/, $br->{ovs_ports});
	522	my @new = grep { $_ ne $param->{iface} } @ports;
	523	$br->{ovs_ports} = join(' ', @new);
	524	}
	525	}
	526	}
	527	}
	528
3ed15e6c	529	delete $ifaces->{$param->{iface}};
aff192e6 DM	530
	531	PVE::INotify::write_file('interfaces', $config);
	532	};
	533
	534	PVE::Tools::lock_file($iflockfn, 10, $code);
	535	die $@ if $@;
	536
	537	return undef;
	538	}});