]>
git.proxmox.com Git - pve-container.git/blob - src/PVE/LXC/Setup.pm
1 package PVE
::LXC
::Setup
;
8 use PVE
::LXC
::Setup
::Debian
;
9 use PVE
::LXC
::Setup
::Ubuntu
;
10 use PVE
::LXC
::Setup
::Redhat
;
11 use PVE
::LXC
::Setup
::ArchLinux
;
14 debian
=> 'PVE::LXC::Setup::Debian',
15 ubuntu
=> 'PVE::LXC::Setup::Ubuntu',
16 redhat
=> 'PVE::LXC::Setup::Redhat',
17 archlinux
=> 'PVE::LXC::Setup::ArchLinux',
20 my $autodetect_type = sub {
23 my $lsb_fn = "$rootdir/etc/lsb-release";
25 my $data = PVE
::Tools
::file_get_contents
($lsb_fn);
26 if ($data =~ m/^DISTRIB_ID=Ubuntu$/im) {
31 if (-f
"$rootdir/etc/debian_version") {
33 } elsif (-f
"$rootdir/etc/redhat-release") {
35 } elsif (-f
"$rootdir/etc/arch-release") {
39 die "unable to detect OS disribution\n";
43 my ($class, $conf, $rootdir, $type) = @_;
45 die "no root directory\n" if !$rootdir || $rootdir eq '/';
47 my $self = bless { conf
=> $conf, rootdir
=> $rootdir};
49 if (!defined($type)) {
50 # try to autodetect type
51 $type = &$autodetect_type($rootdir);
54 my $plugin_class = $plugins->{$type} ||
55 "no such OS type '$type'\n";
57 my $plugin = $plugin_class->new($conf, $rootdir);
58 $self->{plugin
} = $plugin;
59 $self->{in_chroot
} = 0;
61 # Cache some host files we need access to:
62 $plugin->{host_resolv_conf
} = PVE
::INotify
::read_file
('resolvconf');
64 # pass on user namespace information:
65 my ($id_map, $rootuid, $rootgid) = PVE
::LXC
::parse_id_maps
($conf);
67 $plugin->{id_map
} = $id_map;
68 $plugin->{rootuid
} = $rootuid;
69 $plugin->{rootgid
} = $rootgid;
76 my ($self, $sub) = @_;
79 return $sub->() if $self->{in_chroot
};
81 my $rootdir = $self->{rootdir
};
82 if (!-d
"$rootdir/dev" && !mkdir("$rootdir/dev")) {
83 die "failed to create temporary /dev directory: $!\n";
87 die "fork failed: $!\n" if !defined($child);
90 # avoid recursive forks
91 $self->{in_chroot
} = 1;
92 $self->{plugin
}->{in_chroot
} = 1;
94 chroot($rootdir) or die "failed to change root to: $rootdir: $!\n";
95 chdir('/') or die "failed to change to root directory\n";
104 while (waitpid($child, 0) != $child) {}
106 my $method = (caller(1))[3];
107 die "error in setup task $method\n";
115 $self->{plugin
}->template_fixup($self->{conf
});
117 $self->protected_call($code);
124 $self->{plugin
}->setup_network($self->{conf
});
126 $self->protected_call($code);
133 $self->{plugin
}->set_hostname($self->{conf
});
135 $self->protected_call($code);
142 $self->{plugin
}->set_dns($self->{conf
});
144 $self->protected_call($code);
151 $self->{plugin
}->setup_init($self->{conf
});
153 $self->protected_call($code);
156 sub set_user_password
{
157 my ($self, $user, $pw) = @_;
160 $self->{plugin
}->set_user_password($self->{conf
}, $user, $pw);
162 $self->protected_call($code);
165 sub rewrite_ssh_host_keys
{
168 my $conf = $self->{conf
};
169 my $plugin = $self->{plugin
};
170 my $rootdir = $self->{rootdir
};
172 return if ! -d
"$rootdir/etc/ssh";
175 rsa1
=> 'ssh_host_key',
176 rsa
=> 'ssh_host_rsa_key',
177 dsa
=> 'ssh_host_dsa_key',
178 ecdsa
=> 'ssh_host_ecdsa_key',
179 ed25519
=> 'ssh_host_ed25519_key',
182 my $hostname = $conf->{hostname
} || 'localhost';
183 $hostname =~ s/\..*$//;
185 # Create temporary keys in /tmp on the host
188 foreach my $keytype (keys %$keynames) {
189 my $basename = $keynames->{$keytype};
190 my $file = "/tmp/$$.$basename";
191 print "Creating SSH host key '$basename' - this may take some time ...\n";
192 my $cmd = ['ssh-keygen', '-q', '-f', $file, '-t', $keytype,
193 '-N', '', '-C', "root\@$hostname"];
194 PVE
::Tools
::run_command
($cmd);
195 $keyfiles->{"/etc/ssh/$basename"} = [PVE
::Tools
::file_get_contents
($file), 0600];
196 $keyfiles->{"/etc/ssh/$basename.pub"} = [PVE
::Tools
::file_get_contents
("$file.pub"), 0644];
201 # Write keys out in a protected call
204 foreach my $file (keys %$keyfiles) {
205 $plugin->ct_file_set_contents($file, @{$keyfiles->{$file}});
208 $self->protected_call($code);
215 # Create /fastboot to skip run fsck
216 $self->{plugin
}->ct_file_set_contents('/fastboot', '');
218 $self->{plugin
}->pre_start_hook($self->{conf
});
220 $self->protected_call($code);
223 sub post_create_hook
{
224 my ($self, $root_password) = @_;
227 $self->{plugin
}->post_create_hook($self->{conf
}, $root_password);
229 $self->protected_call($code);
230 $self->rewrite_ssh_host_keys();