[pve-firewall.git] / src / PVE / API2 / Firewall / Rules.pm

package PVE::API2::Firewall::RulesBase;

use strict;
use warnings;
use PVE::JSONSchema qw(get_standard_option);

use PVE::Firewall;

use base qw(PVE::RESTHandler);

my $api_properties = { 
    pos => {
	description => "Rule position.",
	type => 'integer',
	minimum => 0,
    },
};

sub load_config {
    my ($class, $param) = @_;

    die "implement this in subclass";

    #return ($fw_conf, $rules);
}

sub save_rules {
    my ($class, $param, $fw_conf, $rules) = @_;

    die "implement this in subclass";
}

my $additional_param_hash = {};

sub additional_parameters {
    my ($class, $new_value) = @_;

    if (defined($new_value)) {
	$additional_param_hash->{$class} = $new_value;
    }

    # return a copy
    my $copy = {};
    my $org = $additional_param_hash->{$class} || {};
    foreach my $p (keys %$org) { $copy->{$p} = $org->{$p}; }
    return $copy;
}

sub register_get_rules {
    my ($class) = @_;

    my $properties = $class->additional_parameters();

    $class->register_method({
	name => 'get_rules',
	path => '',
	method => 'GET',
	description => "List rules.",
	parameters => {
	    additionalProperties => 0,
	    properties => $properties,
	},
	returns => {
	    type => 'array',
	    items => {
		type => "object",
		properties => {
		    pos => {
			type => 'integer',
		    }
		},
	    },
	    links => [ { rel => 'child', href => "{pos}" } ],
	},
	code => sub {
	    my ($param) = @_;

	    my ($fw_conf, $rules) = $class->load_config($param);

	    my $digest = $fw_conf->{digest};

	    my $res = [];

	    my $ind = 0;
	    foreach my $rule (@$rules) {
		push @$res, PVE::Firewall::cleanup_fw_rule($rule, $digest, $ind++);
	    }

	    return $res;
	}});
}

sub register_get_rule {
    my ($class) = @_;

    my $properties = $class->additional_parameters();

    $properties->{pos} = $api_properties->{pos};
    
    $class->register_method({
	name => 'get_rule',
	path => '{pos}',
	method => 'GET',
	description => "Get single rule data.",
	parameters => {
	    additionalProperties => 0,
	    properties => $properties,
	},
	returns => {
	    type => "object",
	    properties => {
		pos => {
		    type => 'integer',
		}
	    },
	},
	code => sub {
	    my ($param) = @_;

	    my ($fw_conf, $rules) = $class->load_config($param);

	    my $digest = $fw_conf->{digest};
	    # fixme: check digest
	
	    die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	
	    my $rule = $rules->[$param->{pos}];
	    
	    return PVE::Firewall::cleanup_fw_rule($rule, $digest, $param->{pos});
	}});
}

sub register_create_rule {
    my ($class) = @_;

    my $properties = $class->additional_parameters();

    my $create_rule_properties = PVE::Firewall::add_rule_properties($properties);
    $create_rule_properties->{action}->{optional} = 0;
    $create_rule_properties->{type}->{optional} = 0;
    
    $class->register_method({
	name => 'create_rule',
	path => '',
	method => 'POST',
	description => "Create new rule.",
	protected => 1,
	parameters => {
	    additionalProperties => 0,
	    properties => $create_rule_properties,
	},
	returns => { type => "null" },
	code => sub {
	    my ($param) = @_;

	    my ($fw_conf, $rules) = $class->load_config($param);

	    my $digest = $fw_conf->{digest};

	    my $rule = {};

	    PVE::Firewall::copy_rule_data($rule, $param);

	    $rule->{enable} = 0 if !defined($param->{enable});

	    unshift @$rules, $rule;

	    $class->save_rules($param, $fw_conf, $rules);

	    return undef;
	}});
}

sub register_update_rule {
    my ($class) = @_;

    my $properties = $class->additional_parameters();

    $properties->{pos} = $api_properties->{pos};
    
    $properties->{moveto} = {
	description => "Move rule to new position <moveto>. Other arguments are ignored.",
	type => 'integer',
	minimum => 0,
	optional => 1,
    };

    my $update_rule_properties = PVE::Firewall::add_rule_properties($properties);

    $class->register_method({
	name => 'update_rule',
	path => '{pos}',
	method => 'PUT',
	description => "Modify rule data.",
	protected => 1,
	parameters => {
	    additionalProperties => 0,
	    properties => $update_rule_properties,
	},
	returns => { type => "null" },
	code => sub {
	    my ($param) = @_;

	    my ($fw_conf, $rules) = $class->load_config($param);

	    my $digest = $fw_conf->{digest};
	    # fixme: check digest
	
	    die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	
	    my $rule = $rules->[$param->{pos}];

	    my $moveto = $param->{moveto};
	    if (defined($moveto) && $moveto != $param->{pos}) {
		my $newrules = [];
		for (my $i = 0; $i < scalar(@$rules); $i++) {
		    next if $i == $param->{pos};
		    if ($i == $moveto) {
			push @$newrules, $rule;
		    }
		    push @$newrules, $rules->[$i];
		}
		push @$newrules, $rule if $moveto >= scalar(@$rules);
		$rules = $newrules;
	    } else {
		raise_param_exc({ type => "property is missing"})
		    if !defined($param->{type});
		raise_param_exc({ action => "property is missing"})
		    if !defined($param->{action});

		PVE::Firewall::copy_rule_data($rule, $param);
	    }

	    $class->save_rules($param, $fw_conf, $rules);

	    return undef;
	}});
}

sub register_delete_rule {
    my ($class) = @_;

    my $properties = $class->additional_parameters();

    $properties->{pos} = $api_properties->{pos};
    
    $class->register_method({
	name => 'delete_rule',
	path => '{pos}',
	method => 'DELETE',
	description => "Delete rule.",
	protected => 1,
	parameters => {
	    additionalProperties => 0,
	    properties => $properties,
	},
	returns => { type => "null" },
	code => sub {
	    my ($param) = @_;

	    my ($fw_conf, $rules) = $class->load_config($param);

	    my $digest = $fw_conf->{digest};
	    # fixme: check digest
	
	    die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	
	    splice(@$rules, $param->{pos}, 1);
	    
	    $class->save_rules($param, $fw_conf, $rules);

	    return undef;
	}});
}

sub register_handlers {
    my ($class) = @_;

    $class->register_get_rules();
    $class->register_get_rule();
    $class->register_create_rule();
    $class->register_update_rule();
    $class->register_delete_rule();
}

package PVE::API2::Firewall::GroupRules;

use strict;
use warnings;

use base qw(PVE::API2::Firewall::RulesBase);

__PACKAGE__->additional_parameters({ group => {
    description => "Security group name.",
    type => 'string',
    maxLength => 20, # fixme: what length?
}});

sub load_config {
    my ($class, $param) = @_;

    my $fw_conf = PVE::Firewall::load_clusterfw_conf();
    my $rules = $fw_conf->{groups}->{$param->{group}};
    die "no such security group '$param->{group}'\n" if !defined($rules);

    return ($fw_conf, $rules);
}

sub save_rules {
    my ($class, $param, $fw_conf, $rules) = @_;

    $fw_conf->{groups}->{$param->{group}} = $rules;
    PVE::Firewall::save_clusterfw_conf($fw_conf);
}

__PACKAGE__->register_handlers();

package PVE::API2::Firewall::ClusterRules;

use strict;
use warnings;

use base qw(PVE::API2::Firewall::RulesBase);

sub load_config {
    my ($class, $param) = @_;

    my $fw_conf = PVE::Firewall::load_clusterfw_conf();
    my $rules = $fw_conf->{rules};

    return ($fw_conf, $rules);
}

sub save_rules {
    my ($class, $param, $fw_conf, $rules) = @_;

    $fw_conf->{rules} = $rules;
    PVE::Firewall::save_clusterfw_conf($fw_conf);
}

__PACKAGE__->register_handlers();

package PVE::API2::Firewall::HostRules;

use strict;
use warnings;
use PVE::JSONSchema qw(get_standard_option);

use base qw(PVE::API2::Firewall::RulesBase);

__PACKAGE__->additional_parameters({ node => get_standard_option('pve-node')});

sub load_config {
    my ($class, $param) = @_;

    my $fw_conf = PVE::Firewall::load_hostfw_conf();
    my $rules = $fw_conf->{rules};

    return ($fw_conf, $rules);
}

sub save_rules {
    my ($class, $param, $fw_conf, $rules) = @_;

    $fw_conf->{rules} = $rules;
    PVE::Firewall::save_hostfw_conf($fw_conf);
}

__PACKAGE__->register_handlers();

package PVE::API2::Firewall::VMRules;

use strict;
use warnings;
use PVE::JSONSchema qw(get_standard_option);

use base qw(PVE::API2::Firewall::RulesBase);

__PACKAGE__->additional_parameters({ 
    node => get_standard_option('pve-node'),
    vmid => get_standard_option('pve-vmid'),				   
});

sub load_config {
    my ($class, $param) = @_;

    my $fw_conf = PVE::Firewall::load_vmfw_conf($param->{vmid});
    my $rules = $fw_conf->{rules};

    return ($fw_conf, $rules);
}

sub save_rules {
    my ($class, $param, $fw_conf, $rules) = @_;

    $fw_conf->{rules} = $rules;
    PVE::Firewall::save_vmfw_conf($param->{vmid}, $fw_conf);
}

__PACKAGE__->register_handlers();

1;
Commit	Line	Data
86791289 DM	1	package PVE::API2::Firewall::RulesBase;
	2
	3	use strict;
	4	use warnings;
	5	use PVE::JSONSchema qw(get_standard_option);
	6
	7	use PVE::Firewall;
	8
	9	use base qw(PVE::RESTHandler);
	10
	11	my $api_properties = {
86791289 DM	12	pos => {
	13	description => "Rule position.",
	14	type => 'integer',
	15	minimum => 0,
	16	},
	17	};
	18
	19	sub load_config {
	20	my ($class, $param) = @_;
	21
	22	die "implement this in subclass";
	23
	24	#return ($fw_conf, $rules);
	25	}
	26
	27	sub save_rules {
	28	my ($class, $param, $fw_conf, $rules) = @_;
	29
	30	die "implement this in subclass";
	31	}
	32
63c91681	33	my $additional_param_hash = {};
86791289	34
63c91681	35	sub additional_parameters {
86791289 DM	36	my ($class, $new_value) = @_;
86791289 DM	37
63c91681 DM	38	if (defined($new_value)) {
	39	$additional_param_hash->{$class} = $new_value;
	40	}
86791289	41
63c91681 DM	42	# return a copy
	43	my $copy = {};
	44	my $org = $additional_param_hash->{$class} \|\| {};
	45	foreach my $p (keys %$org) { $copy->{$p} = $org->{$p}; }
	46	return $copy;
86791289 DM	47	}
	48
	49	sub register_get_rules {
	50	my ($class) = @_;
	51
63c91681	52	my $properties = $class->additional_parameters();
86791289 DM	53
	54	$class->register_method({
	55	name => 'get_rules',
	56	path => '',
	57	method => 'GET',
	58	description => "List rules.",
	59	parameters => {
	60	additionalProperties => 0,
	61	properties => $properties,
	62	},
	63	returns => {
	64	type => 'array',
	65	items => {
	66	type => "object",
	67	properties => {
	68	pos => {
	69	type => 'integer',
	70	}
	71	},
	72	},
	73	links => [ { rel => 'child', href => "{pos}" } ],
	74	},
	75	code => sub {
	76	my ($param) = @_;
	77
	78	my ($fw_conf, $rules) = $class->load_config($param);
	79
	80	my $digest = $fw_conf->{digest};
	81
	82	my $res = [];
	83
	84	my $ind = 0;
	85	foreach my $rule (@$rules) {
	86	push @$res, PVE::Firewall::cleanup_fw_rule($rule, $digest, $ind++);
	87	}
	88
	89	return $res;
	90	}});
	91	}
	92
	93	sub register_get_rule {
	94	my ($class) = @_;
	95
63c91681	96	my $properties = $class->additional_parameters();
86791289 DM	97
	98	$properties->{pos} = $api_properties->{pos};
	99
86791289 DM	100	$class->register_method({
	101	name => 'get_rule',
	102	path => '{pos}',
	103	method => 'GET',
	104	description => "Get single rule data.",
	105	parameters => {
	106	additionalProperties => 0,
	107	properties => $properties,
	108	},
	109	returns => {
	110	type => "object",
	111	properties => {
	112	pos => {
	113	type => 'integer',
	114	}
	115	},
	116	},
	117	code => sub {
	118	my ($param) = @_;
	119
	120	my ($fw_conf, $rules) = $class->load_config($param);
	121
	122	my $digest = $fw_conf->{digest};
	123	# fixme: check digest
	124
	125	die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	126
	127	my $rule = $rules->[$param->{pos}];
	128
	129	return PVE::Firewall::cleanup_fw_rule($rule, $digest, $param->{pos});
	130	}});
	131	}
	132
	133	sub register_create_rule {
	134	my ($class) = @_;
	135
63c91681	136	my $properties = $class->additional_parameters();
86791289 DM	137
86791289 DM	138	my $create_rule_properties = PVE::Firewall::add_rule_properties($properties);
3655b01f DM	139	$create_rule_properties->{action}->{optional} = 0;
	140	$create_rule_properties->{type}->{optional} = 0;
	141
86791289 DM	142	$class->register_method({
	143	name => 'create_rule',
	144	path => '',
	145	method => 'POST',
	146	description => "Create new rule.",
	147	protected => 1,
	148	parameters => {
	149	additionalProperties => 0,
	150	properties => $create_rule_properties,
	151	},
	152	returns => { type => "null" },
	153	code => sub {
	154	my ($param) = @_;
	155
	156	my ($fw_conf, $rules) = $class->load_config($param);
	157
	158	my $digest = $fw_conf->{digest};
3655b01f DM	159
3655b01f DM	160	my $rule = {};
86791289 DM	161
	162	PVE::Firewall::copy_rule_data($rule, $param);
	163
3655b01f DM	164	$rule->{enable} = 0 if !defined($param->{enable});
3655b01f DM	165
86791289 DM	166	unshift @$rules, $rule;
	167
	168	$class->save_rules($param, $fw_conf, $rules);
	169
	170	return undef;
	171	}});
	172	}
	173
	174	sub register_update_rule {
	175	my ($class) = @_;
	176
63c91681	177	my $properties = $class->additional_parameters();
86791289 DM	178
	179	$properties->{pos} = $api_properties->{pos};
	180
86791289 DM	181	$properties->{moveto} = {
	182	description => "Move rule to new position <moveto>. Other arguments are ignored.",
	183	type => 'integer',
	184	minimum => 0,
	185	optional => 1,
	186	};
	187
	188	my $update_rule_properties = PVE::Firewall::add_rule_properties($properties);
	189
	190	$class->register_method({
	191	name => 'update_rule',
	192	path => '{pos}',
	193	method => 'PUT',
	194	description => "Modify rule data.",
	195	protected => 1,
	196	parameters => {
	197	additionalProperties => 0,
	198	properties => $update_rule_properties,
	199	},
	200	returns => { type => "null" },
	201	code => sub {
	202	my ($param) = @_;
	203
	204	my ($fw_conf, $rules) = $class->load_config($param);
	205
	206	my $digest = $fw_conf->{digest};
	207	# fixme: check digest
	208
	209	die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	210
	211	my $rule = $rules->[$param->{pos}];
	212
	213	my $moveto = $param->{moveto};
	214	if (defined($moveto) && $moveto != $param->{pos}) {
	215	my $newrules = [];
	216	for (my $i = 0; $i < scalar(@$rules); $i++) {
	217	next if $i == $param->{pos};
	218	if ($i == $moveto) {
	219	push @$newrules, $rule;
	220	}
	221	push @$newrules, $rules->[$i];
	222	}
	223	push @$newrules, $rule if $moveto >= scalar(@$rules);
	224	$rules = $newrules;
	225	} else {
3655b01f DM	226	raise_param_exc({ type => "property is missing"})
	227	if !defined($param->{type});
	228	raise_param_exc({ action => "property is missing"})
	229	if !defined($param->{action});
	230
86791289 DM	231	PVE::Firewall::copy_rule_data($rule, $param);
	232	}
	233
	234	$class->save_rules($param, $fw_conf, $rules);
	235
	236	return undef;
	237	}});
	238	}
	239
	240	sub register_delete_rule {
	241	my ($class) = @_;
	242
63c91681	243	my $properties = $class->additional_parameters();
86791289 DM	244
	245	$properties->{pos} = $api_properties->{pos};
	246
86791289 DM	247	$class->register_method({
	248	name => 'delete_rule',
	249	path => '{pos}',
	250	method => 'DELETE',
	251	description => "Delete rule.",
	252	protected => 1,
	253	parameters => {
	254	additionalProperties => 0,
	255	properties => $properties,
	256	},
	257	returns => { type => "null" },
	258	code => sub {
	259	my ($param) = @_;
	260
	261	my ($fw_conf, $rules) = $class->load_config($param);
	262
	263	my $digest = $fw_conf->{digest};
	264	# fixme: check digest
	265
	266	die "no rule at position $param->{pos}\n" if $param->{pos} >= scalar(@$rules);
	267
	268	splice(@$rules, $param->{pos}, 1);
	269
	270	$class->save_rules($param, $fw_conf, $rules);
	271
	272	return undef;
	273	}});
	274	}
	275
	276	sub register_handlers {
	277	my ($class) = @_;
	278
	279	$class->register_get_rules();
	280	$class->register_get_rule();
	281	$class->register_create_rule();
	282	$class->register_update_rule();
	283	$class->register_delete_rule();
	284	}
	285
	286	package PVE::API2::Firewall::GroupRules;
	287
	288	use strict;
	289	use warnings;
	290
	291	use base qw(PVE::API2::Firewall::RulesBase);
	292
63c91681 DM	293	__PACKAGE__->additional_parameters({ group => {
	294	description => "Security group name.",
	295	type => 'string',
	296	maxLength => 20, # fixme: what length?
	297	}});
86791289 DM	298
	299	sub load_config {
	300	my ($class, $param) = @_;
	301
	302	my $fw_conf = PVE::Firewall::load_clusterfw_conf();
	303	my $rules = $fw_conf->{groups}->{$param->{group}};
	304	die "no such security group '$param->{group}'\n" if !defined($rules);
	305
	306	return ($fw_conf, $rules);
	307	}
	308
	309	sub save_rules {
	310	my ($class, $param, $fw_conf, $rules) = @_;
	311
	312	$fw_conf->{groups}->{$param->{group}} = $rules;
	313	PVE::Firewall::save_clusterfw_conf($fw_conf);
	314	}
	315
63c91681	316	__PACKAGE__->register_handlers();
86791289 DM	317
	318	package PVE::API2::Firewall::ClusterRules;
	319
	320	use strict;
	321	use warnings;
	322
	323	use base qw(PVE::API2::Firewall::RulesBase);
	324
	325	sub load_config {
	326	my ($class, $param) = @_;
	327
	328	my $fw_conf = PVE::Firewall::load_clusterfw_conf();
	329	my $rules = $fw_conf->{rules};
	330
	331	return ($fw_conf, $rules);
	332	}
	333
	334	sub save_rules {
	335	my ($class, $param, $fw_conf, $rules) = @_;
	336
	337	$fw_conf->{rules} = $rules;
	338	PVE::Firewall::save_clusterfw_conf($fw_conf);
	339	}
	340
63c91681 DM	341	__PACKAGE__->register_handlers();
	342
	343	package PVE::API2::Firewall::HostRules;
	344
	345	use strict;
	346	use warnings;
	347	use PVE::JSONSchema qw(get_standard_option);
	348
	349	use base qw(PVE::API2::Firewall::RulesBase);
	350
	351	__PACKAGE__->additional_parameters({ node => get_standard_option('pve-node')});
	352
	353	sub load_config {
	354	my ($class, $param) = @_;
	355
	356	my $fw_conf = PVE::Firewall::load_hostfw_conf();
	357	my $rules = $fw_conf->{rules};
	358
	359	return ($fw_conf, $rules);
	360	}
	361
	362	sub save_rules {
	363	my ($class, $param, $fw_conf, $rules) = @_;
	364
	365	$fw_conf->{rules} = $rules;
	366	PVE::Firewall::save_hostfw_conf($fw_conf);
	367	}
	368
	369	__PACKAGE__->register_handlers();
86791289	370
464f933e DM	371	package PVE::API2::Firewall::VMRules;
	372
	373	use strict;
	374	use warnings;
	375	use PVE::JSONSchema qw(get_standard_option);
	376
	377	use base qw(PVE::API2::Firewall::RulesBase);
	378
	379	__PACKAGE__->additional_parameters({
	380	node => get_standard_option('pve-node'),
	381	vmid => get_standard_option('pve-vmid'),
	382	});
	383
	384	sub load_config {
	385	my ($class, $param) = @_;
	386
	387	my $fw_conf = PVE::Firewall::load_vmfw_conf($param->{vmid});
	388	my $rules = $fw_conf->{rules};
	389
	390	return ($fw_conf, $rules);
	391	}
	392
	393	sub save_rules {
	394	my ($class, $param, $fw_conf, $rules) = @_;
	395
	396	$fw_conf->{rules} = $rules;
	397	PVE::Firewall::save_vmfw_conf($param->{vmid}, $fw_conf);
	398	}
	399
	400	__PACKAGE__->register_handlers();
	401
86791289	402	1;