Make switches mutually exclusive

[distdns.git] / server.cgi

diff --git a/server.cgi b/server.cgi
index 77e979b66a6253c3a0fb6297155ab2703059a03b..43bf0bd302489dc30ffac9de781f7f3bd7e53837 100755 (executable)
--- a/server.cgi
+++ b/server.cgi
@@ -28,7 +28,7 @@ use File::Spec::Functions qw(catfile rel2abs);
 use FindBin qw($Bin);
 use JSON qw(decode_json encode_json);
 
-my $VERSION = '0.05';
+my $VERSION = '0.06';
 
 my $conf_file = catfile($Bin, 'server.conf');
 
@@ -51,12 +51,18 @@ if ($params{debug}) {
     };
 }
 
+my @missing_params = grep { not defined $params{$_} && length $params{$_} } @params;
+if (@missing_params) {
+    my $missing_params = join ', ', map "'$_'", @missing_params;
+    die "Incomplete query: param(s) $missing_params missing or not defined\n";
+}
+
 my $config = Config::Tiny->new;
    $config = Config::Tiny->read($conf_file);
 
 my $section = 'path';
 
-die "Section $section missing in $conf_file\n" unless exists $config->{$section};
+die "Section '$section' missing in $conf_file\n" unless exists $config->{$section};
 
 my @options = qw(json_file session_file);
 
@@ -64,7 +70,7 @@ my %options;
 @options{@options} = @{$config->{$section}}{@options};
 
 foreach my $option (@options) {
-    die "Option $option not set in $conf_file\n" unless defined $options{$option} && length $options{$option};
+    die "Option '$option' not set in $conf_file\n" unless defined $options{$option} && length $options{$option};
 }
 
 my ($json_file, $session_file) = map rel2abs($options{$_}, $Bin), @options;
@@ -75,6 +81,10 @@ if ($params{init}) {
     open(my $fh, '>', $session_file) or die "Cannot open $session_file for writing: $!\n";
     print {$fh} "$params{session}\n";
     close($fh);
+
+    print $query->header('application/json');
+    print encode_json({ entries => [], error => undef });
+    exit;
 }
 else {
     open(my $fh, '<', $session_file) or die "Cannot open $session_file for reading: $!\nPerhaps try running --init\n";
@@ -85,12 +95,6 @@ else {
     die "Session ID mismatch\n" unless $params{session} eq $session;
 }
 
-my @missing_params = grep { not defined $params{$_} && length $params{$_} } @params;
-if (@missing_params) {
-    my $missing_params = join ', ', map "'$_'", @missing_params;
-    die "Incomplete query: param(s) $missing_params missing or not defined\n";
-}
-
 my %access;
 my $access_file = "$params{netz}.conf";