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Commit | Line | Data |
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7af97ad5 | 1 | package PVE::LXC::Setup::Debian; |
1c7f4f65 DM |
2 | |
3 | use strict; | |
4 | use warnings; | |
55fa4e09 | 5 | use Data::Dumper; |
a1b1a247 | 6 | use PVE::Tools qw($IPV6RE); |
55fa4e09 | 7 | use PVE::LXC; |
b206c519 | 8 | use PVE::Network; |
55fa4e09 | 9 | use File::Path; |
1c7f4f65 | 10 | |
7af97ad5 | 11 | use PVE::LXC::Setup::Base; |
1c7f4f65 | 12 | |
7af97ad5 | 13 | use base qw(PVE::LXC::Setup::Base); |
1c7f4f65 | 14 | |
633a7bd8 | 15 | sub new { |
5b4657d0 | 16 | my ($class, $conf, $rootdir) = @_; |
633a7bd8 | 17 | |
5b4657d0 | 18 | my $version = PVE::Tools::file_read_firstline("$rootdir/etc/debian_version"); |
633a7bd8 DM |
19 | |
20 | die "unable to read version info\n" if !defined($version); | |
adc8f577 | 21 | |
9a3bd509 DM |
22 | # translate stretch/sid => 9.0 (used on debian testing repository) |
23 | $version = 9.0 if $version eq 'stretch/sid'; | |
24 | ||
25 | die "unable to parse version info '$version'\n" | |
adc8f577 DM |
26 | if $version !~ m/^(\d+(\.\d+)?)(\.\d+)?/; |
27 | ||
28 | $version = $1; | |
29 | ||
1c0a5ac7 | 30 | die "unsupported debian version '$version'\n" |
9a3bd509 | 31 | if !($version >= 4 && $version <= 9); |
633a7bd8 | 32 | |
5b4657d0 DM |
33 | my $self = { conf => $conf, rootdir => $rootdir, version => $version }; |
34 | ||
27916659 | 35 | $conf->{ostype} = "debian"; |
633a7bd8 DM |
36 | |
37 | return bless $self, $class; | |
38 | } | |
39 | ||
d66768a2 | 40 | sub setup_init { |
633a7bd8 | 41 | my ($self, $conf) = @_; |
d66768a2 | 42 | |
2063d380 | 43 | my $filename = "/etc/inittab"; |
fe8a16b8 | 44 | return if !$self->ct_file_exists($filename); |
d66768a2 | 45 | |
1b4cf758 | 46 | my $ttycount = PVE::LXC::Config->get_tty_count($conf); |
fe8a16b8 WB |
47 | my $inittab = $self->ct_file_get_contents($filename); |
48 | ||
49 | my @lines = grep { | |
50 | # remove getty lines | |
51 | !/^\s*\d+:\d+:[^:]*:.*getty/ && | |
52 | # remove power lines | |
53 | !/^\s*p[fno0]:/ | |
54 | } split(/\n/, $inittab); | |
55 | ||
56 | $inittab = join("\n", @lines) . "\n"; | |
57 | ||
58 | $inittab .= "p0::powerfail:/sbin/init 0\n"; | |
59 | ||
60 | my $version = $self->{version}; | |
39630c0d DM |
61 | for (my $id = 1; $id <= $ttycount; $id++) { |
62 | next if $id == 7; # reserved for X11 | |
63 | my $levels = ($id == 1) ? '2345' : '23'; | |
fe8a16b8 WB |
64 | if ($version < 7) { |
65 | $inittab .= "$id:$levels:respawn:/sbin/getty -L 38400 tty$id\n"; | |
66 | } else { | |
67 | $inittab .= "$id:$levels:respawn:/sbin/getty --noclear 38400 tty$id\n"; | |
d66768a2 | 68 | } |
d66768a2 | 69 | } |
fe8a16b8 WB |
70 | |
71 | $self->ct_file_set_contents($filename, $inittab); | |
8f115f7c WB |
72 | |
73 | my $systemd = $self->ct_readlink('/sbin/init'); | |
74 | if (defined($systemd) && $systemd =~ m@/systemd$@) { | |
75 | $self->setup_container_getty_service(1); | |
76 | } | |
d66768a2 DM |
77 | } |
78 | ||
b206c519 WB |
79 | sub remove_gateway_scripts { |
80 | my ($attr) = @_; | |
81 | my $length = scalar(@$attr); | |
82 | for (my $i = 0; $i < $length; ++$i) { | |
83 | my $a = $attr->[$i]; | |
84 | if ($a =~ m@^\s*post-up\s+.*route.*add.*default.*(?:gw|via)\s+(\S+)@) { | |
85 | my $gw = $1; | |
86 | if ($i > 0 && $attr->[$i-1] =~ m@^\s*post-up\s+.*route.*add.*\Q$1\E@) { | |
87 | --$i; | |
88 | splice @$attr, $i, 2; | |
89 | $length -= 2; | |
90 | } else { | |
91 | splice @$attr, $i, 1; | |
92 | $length -= 1; | |
93 | } | |
94 | --$i; | |
95 | next; | |
96 | } | |
97 | if ($a =~ m@^\s*pre-down\s+.*route.*del.*default.*(?:gw|via)\s+(\S+)@) { | |
98 | my $gw = $1; | |
99 | if ($attr->[$i+1] =~ m@^\s*pre-down\s+.*route.*del.*\Q$1\E@) { | |
100 | splice @$attr, $i, 2; | |
101 | $length -= 2; | |
102 | } else { | |
103 | splice @$attr, $i, 1; | |
104 | $length -= 1; | |
105 | } | |
106 | --$i; | |
107 | next; | |
108 | } | |
109 | } | |
110 | } | |
111 | ||
112 | sub make_gateway_scripts { | |
113 | my ($ifname, $gw) = @_; | |
114 | return <<"SCRIPTS"; | |
115 | \tpost-up ip route add $gw dev $ifname | |
116 | \tpost-up ip route add default via $gw | |
117 | \tpre-down ip route del default via $gw | |
118 | \tpre-down ip route del $gw dev $ifname | |
119 | SCRIPTS | |
120 | } | |
121 | ||
55fa4e09 | 122 | sub setup_network { |
633a7bd8 | 123 | my ($self, $conf) = @_; |
55fa4e09 | 124 | |
55fa4e09 DM |
125 | my $networks = {}; |
126 | foreach my $k (keys %$conf) { | |
127 | next if $k !~ m/^net(\d+)$/; | |
93285df8 | 128 | my $ind = $1; |
1b4cf758 | 129 | my $d = PVE::LXC::Config->parse_lxc_network($conf->{$k}); |
55fa4e09 DM |
130 | if ($d->{name}) { |
131 | my $net = {}; | |
b206c519 | 132 | my $cidr; |
93285df8 | 133 | if (defined($d->{ip})) { |
ecf84da0 | 134 | if ($d->{ip} =~ /^(?:dhcp|manual)$/) { |
0178cffa WB |
135 | $net->{address} = $d->{ip}; |
136 | } else { | |
137 | my $ipinfo = PVE::LXC::parse_ipv4_cidr($d->{ip}); | |
138 | $net->{address} = $ipinfo->{address}; | |
139 | $net->{netmask} = $ipinfo->{netmask}; | |
b206c519 | 140 | $cidr = $d->{ip}; |
0178cffa | 141 | } |
55fa4e09 | 142 | } |
93285df8 | 143 | if (defined($d->{'gw'})) { |
a1b1a247 | 144 | $net->{gateway} = $d->{'gw'}; |
b206c519 WB |
145 | if (defined($cidr) && !PVE::Network::is_ip_in_cidr($d->{gw}, $cidr, 4)) { |
146 | # gateway is not reachable, need an extra route | |
147 | $net->{needsroute} = 1; | |
148 | } | |
55fa4e09 | 149 | } |
b206c519 | 150 | $cidr = undef; |
93285df8 | 151 | if (defined($d->{ip6})) { |
c6b8740b | 152 | if ($d->{ip6} =~ /^(?:auto|dhcp|manual)$/) { |
0178cffa WB |
153 | $net->{address6} = $d->{ip6}; |
154 | } elsif ($d->{ip6} !~ /^($IPV6RE)\/(\d+)$/) { | |
a1b1a247 | 155 | die "unable to parse ipv6 address/prefix\n"; |
0178cffa WB |
156 | } else { |
157 | $net->{address6} = $1; | |
158 | $net->{netmask6} = $2; | |
b206c519 | 159 | $cidr = $d->{ip6}; |
a1b1a247 | 160 | } |
a1b1a247 WB |
161 | } |
162 | if (defined($d->{'gw6'})) { | |
163 | $net->{gateway6} = $d->{'gw6'}; | |
b206c519 WB |
164 | if (defined($cidr) && !PVE::Network::is_ip_in_cidr($d->{gw6}, $cidr, 6)) { |
165 | # gateway is not reachable, need an extra route | |
166 | $net->{needsroute6} = 1; | |
167 | } | |
55fa4e09 | 168 | } |
0178cffa | 169 | $networks->{$d->{name}} = $net if keys %$net; |
55fa4e09 DM |
170 | } |
171 | } | |
172 | ||
f44d23a5 | 173 | return if !scalar(keys %$networks); |
55fa4e09 | 174 | |
2063d380 | 175 | my $filename = "/etc/network/interfaces"; |
55fa4e09 DM |
176 | my $interfaces = ""; |
177 | ||
178 | my $section; | |
179 | ||
56be201e | 180 | my $done_auto = {}; |
55fa4e09 DM |
181 | my $done_v4_hash = {}; |
182 | my $done_v6_hash = {}; | |
1c0a5ac7 | 183 | |
55fa4e09 | 184 | my $print_section = sub { |
55fa4e09 DM |
185 | return if !$section; |
186 | ||
6fd46881 WB |
187 | my $ifname = $section->{ifname}; |
188 | my $net = $networks->{$ifname}; | |
55fa4e09 | 189 | |
6b0a0043 | 190 | if (!$done_auto->{$ifname}) { |
6fd46881 WB |
191 | $interfaces .= "auto $ifname\n"; |
192 | $done_auto->{$ifname} = 1; | |
56be201e WB |
193 | } |
194 | ||
55fa4e09 | 195 | if ($section->{type} eq 'ipv4') { |
6fd46881 | 196 | $done_v4_hash->{$ifname} = 1; |
55fa4e09 | 197 | |
ecf84da0 | 198 | if ($net->{address} =~ /^(dhcp|manual)$/) { |
6fd46881 | 199 | $interfaces .= "iface $ifname inet $1\n"; |
fcaca113 | 200 | } else { |
6fd46881 | 201 | $interfaces .= "iface $ifname inet static\n"; |
a1b1a247 WB |
202 | $interfaces .= "\taddress $net->{address}\n" if defined($net->{address}); |
203 | $interfaces .= "\tnetmask $net->{netmask}\n" if defined($net->{netmask}); | |
b206c519 WB |
204 | if (defined(my $gw = $net->{gateway})) { |
205 | remove_gateway_scripts($section->{attr}); | |
206 | if ($net->{needsroute}) { | |
207 | $interfaces .= make_gateway_scripts($ifname, $gw); | |
208 | } else { | |
209 | $interfaces .= "\tgateway $gw\n"; | |
210 | } | |
211 | } | |
55fa4e09 DM |
212 | foreach my $attr (@{$section->{attr}}) { |
213 | $interfaces .= "\t$attr\n"; | |
214 | } | |
55fa4e09 | 215 | } |
1c0a5ac7 | 216 | |
55fa4e09 | 217 | $interfaces .= "\n"; |
1c0a5ac7 | 218 | |
55fa4e09 | 219 | } elsif ($section->{type} eq 'ipv6') { |
6fd46881 | 220 | $done_v6_hash->{$ifname} = 1; |
1c0a5ac7 | 221 | |
c6b8740b | 222 | if ($net->{address6} =~ /^(auto|dhcp|manual)$/) { |
6fd46881 | 223 | $interfaces .= "iface $ifname inet6 $1\n"; |
fcaca113 | 224 | } else { |
6fd46881 | 225 | $interfaces .= "iface $ifname inet6 static\n"; |
a1b1a247 WB |
226 | $interfaces .= "\taddress $net->{address6}\n" if defined($net->{address6}); |
227 | $interfaces .= "\tnetmask $net->{netmask6}\n" if defined($net->{netmask6}); | |
b206c519 WB |
228 | if (defined(my $gw = $net->{gateway6})) { |
229 | remove_gateway_scripts($section->{attr}); | |
230 | if ($net->{needsroute6}) { | |
231 | $interfaces .= make_gateway_scripts($ifname, $gw); | |
232 | } else { | |
233 | $interfaces .= "\tgateway $net->{gateway6}\n" if defined($net->{gateway6}); | |
234 | } | |
235 | } | |
55fa4e09 DM |
236 | foreach my $attr (@{$section->{attr}}) { |
237 | $interfaces .= "\t$attr\n"; | |
238 | } | |
239 | } | |
1c0a5ac7 WB |
240 | |
241 | $interfaces .= "\n"; | |
55fa4e09 DM |
242 | } else { |
243 | die "unknown section type '$section->{type}'"; | |
244 | } | |
245 | ||
246 | $section = undef; | |
247 | }; | |
1c0a5ac7 | 248 | |
f08b2779 | 249 | if (my $fh = $self->ct_open_file_read($filename)) { |
55fa4e09 DM |
250 | while (defined (my $line = <$fh>)) { |
251 | chomp $line; | |
252 | if ($line =~ m/^#/) { | |
253 | $interfaces .= "$line\n"; | |
254 | next; | |
255 | } | |
256 | if ($line =~ m/^\s*$/) { | |
257 | if ($section) { | |
258 | &$print_section(); | |
259 | } else { | |
260 | $interfaces .= "$line\n"; | |
261 | } | |
262 | next; | |
263 | } | |
0178cffa | 264 | if ($line =~ m/^\s*iface\s+(\S+)\s+inet\s+(\S+)\s*$/) { |
55fa4e09 | 265 | my $ifname = $1; |
0178cffa | 266 | &$print_section(); # print previous section |
55fa4e09 DM |
267 | if (!$networks->{$ifname}) { |
268 | $interfaces .= "$line\n"; | |
269 | next; | |
270 | } | |
271 | $section = { type => 'ipv4', ifname => $ifname, attr => []}; | |
272 | next; | |
273 | } | |
0178cffa | 274 | if ($line =~ m/^\s*iface\s+(\S+)\s+inet6\s+(\S+)\s*$/) { |
55fa4e09 | 275 | my $ifname = $1; |
0178cffa | 276 | &$print_section(); # print previous section |
55fa4e09 DM |
277 | if (!$networks->{$ifname}) { |
278 | $interfaces .= "$line\n"; | |
279 | next; | |
280 | } | |
281 | $section = { type => 'ipv6', ifname => $ifname, attr => []}; | |
282 | next; | |
283 | } | |
56be201e WB |
284 | # Handle 'auto' |
285 | if ($line =~ m/^\s*auto\s*(.*)$/) { | |
286 | foreach my $iface (split(/\s+/, $1)) { | |
287 | $done_auto->{$iface} = 1; | |
288 | } | |
289 | &$print_section(); | |
290 | $interfaces .= "$line\n"; | |
291 | next; | |
292 | } | |
0178cffa WB |
293 | # Handle other section delimiters: |
294 | if ($line =~ m/^\s*(?:mapping\s | |
0178cffa WB |
295 | |allow- |
296 | |source\s | |
297 | |source-directory\s | |
298 | )/x) { | |
299 | &$print_section(); | |
300 | $interfaces .= "$line\n"; | |
301 | next; | |
302 | } | |
55fa4e09 DM |
303 | if ($section && $line =~ m/^\s*((\S+)\s(.*))$/) { |
304 | my ($adata, $aname) = ($1, $2); | |
305 | if ($aname eq 'address' || $aname eq 'netmask' || | |
306 | $aname eq 'gateway' || $aname eq 'broadcast') { | |
307 | # skip | |
308 | } else { | |
1c0a5ac7 | 309 | push @{$section->{attr}}, $adata; |
55fa4e09 DM |
310 | } |
311 | next; | |
312 | } | |
1c0a5ac7 WB |
313 | |
314 | $interfaces .= "$line\n"; | |
55fa4e09 DM |
315 | } |
316 | &$print_section(); | |
55fa4e09 DM |
317 | } |
318 | ||
e90673a8 | 319 | my $need_separator = length($interfaces) && ($interfaces !~ /\n\n$/); |
55fa4e09 DM |
320 | foreach my $ifname (sort keys %$networks) { |
321 | my $net = $networks->{$ifname}; | |
1c0a5ac7 | 322 | |
fcaca113 | 323 | if (!$done_v4_hash->{$ifname} && defined($net->{address})) { |
1c0a5ac7 | 324 | if ($need_separator) { $interfaces .= "\n"; $need_separator = 0; }; |
55fa4e09 | 325 | $section = { type => 'ipv4', ifname => $ifname, attr => []}; |
6b0a0043 | 326 | &$print_section(); |
55fa4e09 | 327 | } |
a1b1a247 | 328 | if (!$done_v6_hash->{$ifname} && defined($net->{address6})) { |
1c0a5ac7 | 329 | if ($need_separator) { $interfaces .= "\n"; $need_separator = 0; }; |
55fa4e09 | 330 | $section = { type => 'ipv6', ifname => $ifname, attr => []}; |
6b0a0043 | 331 | &$print_section(); |
55fa4e09 DM |
332 | } |
333 | } | |
1c0a5ac7 | 334 | |
2063d380 | 335 | $self->ct_file_set_contents($filename, $interfaces); |
55fa4e09 | 336 | } |
1c7f4f65 DM |
337 | |
338 | 1; |