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1 | #!/usr/bin/perl -T | |
2 | ||
3 | use strict; | |
4 | use warnings; | |
5 | ||
6 | use lib qw(.); | |
7 | use PVE::Firewall; | |
8 | ||
9 | use PVE::SafeSyslog; | |
10 | use PVE::Cluster; | |
11 | use PVE::INotify; | |
12 | use PVE::RPCEnvironment; | |
13 | ||
14 | use PVE::JSONSchema qw(get_standard_option); | |
15 | ||
16 | use PVE::CLIHandler; | |
17 | use PVE::API2::Firewall::Groups; | |
18 | ||
19 | use base qw(PVE::CLIHandler); | |
20 | ||
21 | use Data::Dumper; | |
22 | ||
23 | $ENV{'PATH'} = '/sbin:/bin:/usr/sbin:/usr/bin'; | |
24 | ||
25 | initlog ('pvefw'); | |
26 | ||
27 | die "please run as root\n" if $> != 0; | |
28 | ||
29 | PVE::INotify::inotify_init(); | |
30 | ||
31 | my $rpcenv = PVE::RPCEnvironment->init('cli'); | |
32 | ||
33 | $rpcenv->init_request(); | |
34 | $rpcenv->set_language($ENV{LANG}); | |
35 | $rpcenv->set_user('root@pam'); | |
36 | ||
37 | __PACKAGE__->register_method ({ | |
38 | name => 'compile', | |
39 | path => 'compile', | |
40 | method => 'POST', | |
41 | description => "Compile amd print firewall rules. This is only for testing.", | |
42 | parameters => { | |
43 | additionalProperties => 0, | |
44 | properties => { | |
45 | verbose => { | |
46 | description => "Verbose output.", | |
47 | type => "boolean", | |
48 | optional => 1, | |
49 | }, | |
50 | }, | |
51 | }, | |
52 | returns => { type => 'null' }, | |
53 | ||
54 | code => sub { | |
55 | my ($param) = @_; | |
56 | ||
57 | my $rpcenv = PVE::RPCEnvironment::get(); | |
58 | ||
59 | $param->{verbose} = 1 | |
60 | if !defined($param->{verbose}) && ($rpcenv->{type} eq 'cli'); | |
61 | ||
62 | my $code = sub { | |
63 | my ($ruleset, $ipset_ruleset) = PVE::Firewall::compile(); | |
64 | ||
65 | if ($param->{verbose}) { | |
66 | my (undef, undef, $ipset_changes) = PVE::Firewall::get_ipset_cmdlist($ipset_ruleset, 1); | |
67 | my (undef, $ruleset_changes) = PVE::Firewall::get_ruleset_cmdlist($ruleset, 1); | |
68 | if ($ipset_changes || $ruleset_changes) { | |
69 | print "detected changes\n"; | |
70 | } else { | |
71 | print "no changes\n"; | |
72 | } | |
73 | } | |
74 | }; | |
75 | ||
76 | PVE::Firewall::run_locked($code); | |
77 | ||
78 | return undef; | |
79 | }}); | |
80 | ||
81 | __PACKAGE__->register_method ({ | |
82 | name => 'status', | |
83 | path => 'status', | |
84 | method => 'GET', | |
85 | description => "Get firewall status.", | |
86 | parameters => { | |
87 | additionalProperties => 0, | |
88 | properties => {}, | |
89 | }, | |
90 | returns => { | |
91 | type => 'object', | |
92 | additionalProperties => 0, | |
93 | properties => { | |
94 | status => { | |
95 | type => 'string', | |
96 | enum => ['unknown', 'stopped', 'active'], | |
97 | }, | |
98 | changes => { | |
99 | description => "Set when there are pending changes.", | |
100 | type => 'boolean', | |
101 | optional => 1, | |
102 | } | |
103 | }, | |
104 | }, | |
105 | code => sub { | |
106 | my ($param) = @_; | |
107 | ||
108 | my $rpcenv = PVE::RPCEnvironment::get(); | |
109 | ||
110 | $param->{verbose} = 1 | |
111 | if !defined($param->{verbose}) && ($rpcenv->{type} eq 'cli'); | |
112 | ||
113 | my $code = sub { | |
114 | my $status = PVE::Firewall::read_pvefw_status(); | |
115 | ||
116 | my $res = { status => $status }; | |
117 | if ($status eq 'active') { | |
118 | my ($ruleset, $ipset_ruleset) = PVE::Firewall::compile(); | |
119 | ||
120 | my (undef, undef, $ipset_changes) = PVE::Firewall::get_ipset_cmdlist($ipset_ruleset); | |
121 | my (undef, $ruleset_changes) = PVE::Firewall::get_ruleset_cmdlist($ruleset); | |
122 | # fixme: ipset changes | |
123 | $res->{changes} = ($ipset_changes || $ruleset_changes) ? 1 : 0; | |
124 | } | |
125 | ||
126 | return $res; | |
127 | }; | |
128 | ||
129 | return PVE::Firewall::run_locked($code); | |
130 | }}); | |
131 | ||
132 | __PACKAGE__->register_method ({ | |
133 | name => 'start', | |
134 | path => 'start', | |
135 | method => 'POST', | |
136 | description => "Start (or simply update if already active) firewall.", | |
137 | parameters => { | |
138 | additionalProperties => 0, | |
139 | properties => { | |
140 | verbose => { | |
141 | description => "Verbose output.", | |
142 | type => "boolean", | |
143 | optional => 1, | |
144 | default => 0, | |
145 | }, | |
146 | }, | |
147 | }, | |
148 | returns => { type => 'null' }, | |
149 | ||
150 | code => sub { | |
151 | my ($param) = @_; | |
152 | ||
153 | PVE::Firewall::update(1, $param->{verbose}); | |
154 | ||
155 | return undef; | |
156 | }}); | |
157 | ||
158 | __PACKAGE__->register_method ({ | |
159 | name => 'update', | |
160 | path => 'update', | |
161 | method => 'POST', | |
162 | description => "Check firewall rules. Then update the rules if the firewall is active.", | |
163 | parameters => { | |
164 | additionalProperties => 0, | |
165 | properties => { | |
166 | verbose => { | |
167 | description => "Verbose output.", | |
168 | type => "boolean", | |
169 | optional => 1, | |
170 | default => 0, | |
171 | }, | |
172 | }, | |
173 | }, | |
174 | returns => { type => 'null' }, | |
175 | ||
176 | code => sub { | |
177 | my ($param) = @_; | |
178 | ||
179 | PVE::Firewall::update(0, $param->{verbose}); | |
180 | ||
181 | return undef; | |
182 | }}); | |
183 | ||
184 | __PACKAGE__->register_method ({ | |
185 | name => 'stop', | |
186 | path => 'stop', | |
187 | method => 'POST', | |
188 | description => "Stop firewall. This will remove all rules installed by this script. The host is then unprotected.", | |
189 | parameters => { | |
190 | additionalProperties => 0, | |
191 | properties => {}, | |
192 | }, | |
193 | returns => { type => 'null' }, | |
194 | ||
195 | code => sub { | |
196 | my ($param) = @_; | |
197 | ||
198 | my $code = sub { | |
199 | PVE::Firewall::remove_pvefw_chains(); | |
200 | PVE::Firewall::save_pvefw_status('stopped'); | |
201 | }; | |
202 | ||
203 | PVE::Firewall::run_locked($code); | |
204 | ||
205 | return undef; | |
206 | }}); | |
207 | ||
208 | my $nodename = PVE::INotify::nodename(); | |
209 | ||
210 | my $cmddef = { | |
211 | compile => [ __PACKAGE__, 'compile', []], | |
212 | start => [ __PACKAGE__, 'start', []], | |
213 | update => [ __PACKAGE__, 'update', []], | |
214 | status => [ __PACKAGE__, 'status', [], undef, sub { | |
215 | my $res = shift; | |
216 | if ($res->{changes}) { | |
217 | print "Status: $res->{status} (pending changes)\n"; | |
218 | } else { | |
219 | print "Status: $res->{status}\n"; | |
220 | } | |
221 | }], | |
222 | stop => [ __PACKAGE__, 'stop', []], | |
223 | ||
224 | # This is for debugging | |
225 | listgroups => [ 'PVE::API2::Firewall::Groups', 'list', [], | |
226 | { node => $nodename }, sub { | |
227 | my $res = shift; | |
228 | print Dumper($res); | |
229 | }], | |
230 | grouprules => [ 'PVE::API2::Firewall::Groups', 'get_rules', ['group'], | |
231 | { node => $nodename }, sub { | |
232 | my $res = shift; | |
233 | print Dumper($res); | |
234 | }], | |
235 | }; | |
236 | ||
237 | my $cmd = shift; | |
238 | ||
239 | PVE::CLIHandler::handle_cmd($cmddef, "pvefw", $cmd, \@ARGV, undef, $0); | |
240 | ||
241 | exit(0); | |
242 |