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009ee3ac DM |
1 | package PVE::API2::Firewall::IPSetBase; |
2 | ||
3 | use strict; | |
4 | use warnings; | |
4a11bba5 | 5 | use PVE::Exception qw(raise raise_param_exc); |
009ee3ac DM |
6 | use PVE::JSONSchema qw(get_standard_option); |
7 | ||
8 | use PVE::Firewall; | |
9 | ||
10 | use base qw(PVE::RESTHandler); | |
11 | ||
12 | my $api_properties = { | |
13 | cidr => { | |
14 | description => "Network/IP specification in CIDR format.", | |
15 | type => 'string', format => 'IPv4orCIDR', | |
16 | }, | |
17 | name => { | |
18 | description => "IP set name.", | |
19 | type => 'string', | |
20 | }, | |
21 | comment => { | |
22 | type => 'string', | |
23 | optional => 1, | |
24 | }, | |
25 | nomatch => { | |
26 | type => 'boolean', | |
27 | optional => 1, | |
28 | }, | |
29 | }; | |
30 | ||
31 | sub load_config { | |
32 | my ($class, $param) = @_; | |
33 | ||
34 | die "implement this in subclass"; | |
35 | ||
36 | #return ($fw_conf, $rules); | |
37 | } | |
38 | ||
39 | sub save_rules { | |
40 | my ($class, $param, $fw_conf, $rules) = @_; | |
41 | ||
42 | die "implement this in subclass"; | |
43 | } | |
44 | ||
45 | my $additional_param_hash = {}; | |
46 | ||
47 | sub additional_parameters { | |
48 | my ($class, $new_value) = @_; | |
49 | ||
50 | if (defined($new_value)) { | |
51 | $additional_param_hash->{$class} = $new_value; | |
52 | } | |
53 | ||
54 | # return a copy | |
55 | my $copy = {}; | |
56 | my $org = $additional_param_hash->{$class} || {}; | |
57 | foreach my $p (keys %$org) { $copy->{$p} = $org->{$p}; } | |
58 | return $copy; | |
59 | } | |
60 | ||
61 | sub register_get_ipset { | |
62 | my ($class) = @_; | |
63 | ||
64 | my $properties = $class->additional_parameters(); | |
65 | ||
66 | $properties->{name} = $api_properties->{name}; | |
67 | ||
68 | $class->register_method({ | |
69 | name => 'get_ipset', | |
70 | path => '', | |
71 | method => 'GET', | |
72 | description => "List IPSet content", | |
73 | parameters => { | |
74 | additionalProperties => 0, | |
75 | properties => $properties, | |
76 | }, | |
77 | returns => { | |
78 | type => 'array', | |
79 | items => { | |
80 | type => "object", | |
81 | properties => { | |
82 | cidr => { | |
83 | type => 'string', | |
84 | }, | |
85 | comment => { | |
86 | type => 'string', | |
87 | optional => 1, | |
88 | }, | |
89 | nomatch => { | |
90 | type => 'boolean', | |
91 | optional => 1, | |
92 | }, | |
93 | }, | |
94 | }, | |
95 | links => [ { rel => 'child', href => "{cidr}" } ], | |
96 | }, | |
97 | code => sub { | |
98 | my ($param) = @_; | |
99 | ||
100 | my ($fw_conf, $ipset) = $class->load_config($param); | |
101 | ||
102 | return $ipset; | |
103 | }}); | |
104 | } | |
105 | ||
106 | sub register_add_ip { | |
107 | my ($class) = @_; | |
108 | ||
109 | my $properties = $class->additional_parameters(); | |
110 | ||
111 | $properties->{name} = $api_properties->{name}; | |
112 | $properties->{cidr} = $api_properties->{cidr}; | |
113 | $properties->{nomatch} = $api_properties->{nomatch}; | |
114 | $properties->{comment} = $api_properties->{comment}; | |
115 | ||
116 | $class->register_method({ | |
117 | name => 'add_ip', | |
118 | path => '', | |
119 | method => 'POST', | |
120 | description => "Add IP or Network to IPSet.", | |
121 | protected => 1, | |
122 | parameters => { | |
123 | additionalProperties => 0, | |
124 | properties => $properties, | |
125 | }, | |
126 | returns => { type => "null" }, | |
127 | code => sub { | |
128 | my ($param) = @_; | |
129 | ||
130 | my ($fw_conf, $ipset) = $class->load_config($param); | |
131 | ||
4a11bba5 DM |
132 | my $cidr = $param->{cidr}; |
133 | ||
134 | foreach my $entry (@$ipset) { | |
135 | raise_param_exc({ cidr => "address '$cidr' already exists" }) | |
136 | if $entry->{cidr} eq $cidr; | |
137 | } | |
138 | ||
139 | my $data = { cidr => $cidr }; | |
009ee3ac DM |
140 | $data->{nomatch} = 1 if $param->{nomatch}; |
141 | $data->{comment} = $param->{comment} if $param->{comment}; | |
142 | ||
009ee3ac DM |
143 | unshift @$ipset, $data; |
144 | ||
145 | $class->save_ipset($param, $fw_conf, $ipset); | |
146 | ||
147 | return undef; | |
148 | }}); | |
149 | } | |
150 | ||
151 | sub register_remove_ip { | |
152 | my ($class) = @_; | |
153 | ||
154 | my $properties = $class->additional_parameters(); | |
155 | ||
156 | $properties->{name} = $api_properties->{name}; | |
157 | $properties->{cidr} = $api_properties->{cidr}; | |
158 | ||
159 | $class->register_method({ | |
160 | name => 'remove_ip', | |
161 | path => '{cidr}', | |
162 | method => 'DELETE', | |
163 | description => "Remove IP or Network from IPSet.", | |
164 | protected => 1, | |
165 | parameters => { | |
166 | additionalProperties => 0, | |
167 | properties => $properties, | |
168 | }, | |
169 | returns => { type => "null" }, | |
170 | code => sub { | |
171 | my ($param) = @_; | |
172 | ||
173 | my ($fw_conf, $ipset) = $class->load_config($param); | |
174 | ||
4a11bba5 DM |
175 | my $new = []; |
176 | ||
177 | foreach my $entry (@$ipset) { | |
178 | push @$new, $entry if $entry->{cidr} ne $param->{cidr}; | |
179 | } | |
009ee3ac | 180 | |
4a11bba5 DM |
181 | $class->save_ipset($param, $fw_conf, $new); |
182 | ||
009ee3ac DM |
183 | return undef; |
184 | }}); | |
185 | } | |
186 | ||
187 | sub register_handlers { | |
188 | my ($class) = @_; | |
189 | ||
190 | $class->register_get_ipset(); | |
191 | $class->register_add_ip(); | |
192 | $class->register_remove_ip(); | |
193 | } | |
194 | ||
195 | package PVE::API2::Firewall::ClusterIPset; | |
196 | ||
197 | use strict; | |
198 | use warnings; | |
199 | ||
200 | use base qw(PVE::API2::Firewall::IPSetBase); | |
201 | ||
202 | sub load_config { | |
203 | my ($class, $param) = @_; | |
204 | ||
205 | my $fw_conf = PVE::Firewall::load_clusterfw_conf(); | |
206 | my $ipset = $fw_conf->{ipset}->{$param->{name}}; | |
207 | die "no such IPSet '$param->{name}'\n" if !defined($ipset); | |
208 | ||
209 | return ($fw_conf, $ipset); | |
210 | } | |
211 | ||
212 | sub save_ipset { | |
213 | my ($class, $param, $fw_conf, $ipset) = @_; | |
214 | ||
215 | $fw_conf->{ipset}->{$param->{name}} = $ipset; | |
216 | PVE::Firewall::save_clusterfw_conf($fw_conf); | |
217 | } | |
218 | ||
219 | __PACKAGE__->register_handlers(); | |
220 | ||
221 | 1; |