CasperSecurity
#!/usr/bin/perl -w
# This file was preprocessed, do not edit!
package Debconf::Config;
use strict;
use Debconf::Question;
use Debconf::Gettext;
use Debconf::Priority qw(priority_valid priority_list);
use Debconf::Log qw(warn);
use Debconf::Db;
use fields qw(config templates frontend frontend_forced priority terse reshow
admin_email log debug nowarnings smileys sigils
noninteractive_seen c_values);
our $config=fields::new('Debconf::Config');
our @config_files=("/etc/debconf.conf", "/usr/share/debconf/debconf.conf");
if ($ENV{DEBCONF_SYSTEMRC}) {
unshift @config_files, $ENV{DEBCONF_SYSTEMRC};
} else {
unshift @config_files, ((getpwuid($>))[7])."/.debconfrc";
}
sub _hashify ($$) {
my $text=shift;
my $hash=shift;
$text =~ s/\$\{([^}]+)\}/$ENV{$1}/eg;
my %ret;
my $i;
foreach my $line (split /\n/, $text) {
next if $line=~/^\s*#/; # comment
next if $line=~/^\s*$/; # blank
$line=~s/^\s+//;
$line=~s/\s+$//;
$i++;
my ($key, $value)=split(/\s*:\s*/, $line, 2);
$key=~tr/-/_/;
die "Parse error" unless defined $key and length $key;
$hash->{lc($key)}=$value;
}
return $i;
}
sub _env_to_driver {
my $value=shift;
my ($name, $options) = $value =~ m/^(\w+)(?:{(.*)})?$/;
return unless $name;
return $name if Debconf::DbDriver->driver($name);
my %hash = @_; # defaults from params
$hash{driver} = $name;
if (defined $options) {
foreach (split ' ', $options) {
if (/^(\w+):(.*)/) {
$hash{$1}=$2;
}
else {
$hash{filename}=$_;
}
}
}
return Debconf::Db->makedriver(%hash)->{name};
}
sub load {
my $class=shift;
my $cf=shift;
my @defaults=@_;
if (! $cf) {
for my $file (@config_files) {
$file = "$ENV{DPKG_ROOT}$file" if exists $ENV{DPKG_ROOT};
$cf=$file, last if -e $file;
}
}
die "No config file found" unless $cf;
open (DEBCONF_CONFIG, $cf) or die "$cf: $!\n";
local $/="\n\n"; # read a stanza at a time
1 until _hashify(<DEBCONF_CONFIG>, $config) || eof DEBCONF_CONFIG;
if (! exists $config->{config}) {
print STDERR "debconf: ".gettext("Config database not specified in config file.")."\n";
exit(1);
}
if (! exists $config->{templates}) {
print STDERR "debconf: ".gettext("Template database not specified in config file.")."\n";
exit(1);
}
if (exists $config->{sigils} || exists $config->{smileys}) {
print STDERR "debconf: ".gettext("The Sigils and Smileys options in the config file are no longer used. Please remove them.")."\n";
}
while (<DEBCONF_CONFIG>) {
my %config=(@defaults);
if (exists $ENV{DEBCONF_DB_REPLACE}) {
$config{readonly} = "true";
}
if (exists $ENV{DPKG_ROOT}) {
$config{root} = $ENV{DPKG_ROOT};
}
next unless _hashify($_, \%config);
eval {
Debconf::Db->makedriver(%config);
};
if ($@) {
print STDERR "debconf: ".sprintf(gettext("Problem setting up the database defined by stanza %s of %s."),$., $cf)."\n";
die $@;
}
}
close DEBCONF_CONFIG;
if (exists $ENV{DEBCONF_DB_REPLACE}) {
$config->{config} = _env_to_driver($ENV{DEBCONF_DB_REPLACE},
name => "_ENV_REPLACE");
Debconf::Db->makedriver(
driver => "Pipe",
name => "_ENV_REPLACE_templates",
infd => "none",
outfd => "none",
);
my @template_stack = ("_ENV_REPLACE_templates", $config->{templates});
Debconf::Db->makedriver(
driver => "Stack",
name => "_ENV_stack_templates",
stack => join(", ", @template_stack),
);
$config->{templates} = "_ENV_stack_templates";
}
my @finalstack = ($config->{config});
if (exists $ENV{DEBCONF_DB_OVERRIDE}) {
unshift @finalstack, _env_to_driver($ENV{DEBCONF_DB_OVERRIDE},
name => "_ENV_OVERRIDE");
}
if (exists $ENV{DEBCONF_DB_FALLBACK}) {
push @finalstack, _env_to_driver($ENV{DEBCONF_DB_FALLBACK},
name => "_ENV_FALLBACK",
readonly => "true");
}
if (@finalstack > 1) {
Debconf::Db->makedriver(
driver => "Stack",
name => "_ENV_stack",
stack => join(", ", @finalstack),
);
$config->{config} = "_ENV_stack";
}
}
sub getopt {
my $class=shift;
my $usage=shift;
my $showusage=sub { # closure
print STDERR $usage."\n";
print STDERR gettext(<<EOF);
-f, --frontend Specify debconf frontend to use.
-p, --priority Specify minimum priority question to show.
--terse Enable terse mode.
EOF
exit 1;
};
return unless grep { $_ =~ /^-/ } @ARGV;
require Getopt::Long;
Getopt::Long::Configure('bundling');
Getopt::Long::GetOptions(
'frontend|f=s', sub { shift; $class->frontend(shift); $config->frontend_forced(1) },
'priority|p=s', sub { shift; $class->priority(shift) },
'terse', sub { $config->{terse} = 'true' },
'help|h', $showusage,
@_,
) || $showusage->();
}
sub frontend {
my $class=shift;
return $ENV{DEBIAN_FRONTEND} if exists $ENV{DEBIAN_FRONTEND};
$config->{frontend}=shift if @_;
return $config->{frontend} if exists $config->{frontend};
my $ret='dialog';
my $question=Debconf::Question->get('debconf/frontend');
if ($question) {
$ret=lcfirst($question->value) || $ret;
}
return $ret;
}
sub frontend_forced {
my ($class, $val) = @_;
$config->{frontend_forced} = $val
if defined $val || exists $ENV{DEBIAN_FRONTEND};
return $config->{frontend_forced} ? 1 : 0;
}
sub priority {
my $class=shift;
return $ENV{DEBIAN_PRIORITY} if exists $ENV{DEBIAN_PRIORITY};
if (@_) {
my $newpri=shift;
if (! priority_valid($newpri)) {
warn(sprintf(gettext("Ignoring invalid priority \"%s\""), $newpri));
warn(sprintf(gettext("Valid priorities are: %s"), join(" ", priority_list())));
}
else {
$config->{priority}=$newpri;
}
}
return $config->{priority} if exists $config->{priority};
my $ret='high';
my $question=Debconf::Question->get('debconf/priority');
if ($question) {
$ret=$question->value || $ret;
}
return $ret;
}
sub terse {
my $class=shift;
return $ENV{DEBCONF_TERSE} if exists $ENV{DEBCONF_TERSE};
$config->{terse}=$_[0] if @_;
return $config->{terse} if exists $config->{terse};
return 'false';
}
sub nowarnings {
my $class=shift;
return $ENV{DEBCONF_NOWARNINGS} if exists $ENV{DEBCONF_NOWARNINGS};
$config->{nowarnings}=$_[0] if @_;
return $config->{nowarnings} if exists $config->{nowarnings};
return 'false';
}
sub debug {
my $class=shift;
return $ENV{DEBCONF_DEBUG} if exists $ENV{DEBCONF_DEBUG};
return $config->{debug} if exists $config->{debug};
return '';
}
sub admin_email {
my $class=shift;
return $ENV{DEBCONF_ADMIN_EMAIL} if exists $ENV{DEBCONF_ADMIN_EMAIL};
return $config->{admin_email} if exists $config->{admin_email};
return 'root';
}
sub noninteractive_seen {
my $class=shift;
return $ENV{DEBCONF_NONINTERACTIVE_SEEN} if exists $ENV{DEBCONF_NONINTERACTIVE_SEEN};
return $config->{noninteractive_seen} if exists $config->{noninteractive_seen};
return 'false';
}
sub c_values {
my $class=shift;
return $ENV{DEBCONF_C_VALUES} if exists $ENV{DEBCONF_C_VALUES};
return $config->{c_values} if exists $config->{c_values};
return 'false';
}
sub AUTOLOAD {
(my $field = our $AUTOLOAD) =~ s/.*://;
my $class=shift;
return $config->{$field}=shift if @_;
return $config->{$field} if defined $config->{$field};
return '';
}
1