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#! /usr/bin/env perl
# Copyright 2012, Matthias Andreas Benkard <code@mail.matthias.benkard.de>.
use common::sense;
use Modern::Perl;
use JSON;
use Crypt::OpenSSL::RSA;
use File::Slurp;
use File::Path qw(make_path);
use File::Copy;
use LWP::Simple qw(getstore);
use Data::Dumper;
sub prompt($$) {
my ($question, $default) = @_;
$|++;
print "${question} \[${default}\] ";
$_ = <>;
chomp;
if ($_) {
return $_;
} else {
return $default;
}
}
sub printspec($$) {
my ($outfile, $key) = @_;
my ($n, $e, @stuff) = $key->get_key_parameters;
say $outfile
encode_json({"public-key" => {e => $e->to_decimal, n => $n->to_decimal, algorithm => "RS"},
"authentication" => "/browserid/authenticate.html",
"provisioning" => "/browserid/provision.html"});
};
my $conffile = "www/config.pl";
# Generate configuration file.
$::MULKONF = { };
if (stat($conffile)) {
say "Found existing configuration ($conffile).";
do $conffile;
}
my $configpath = $::MULKONF->{configpath} // "/etc/mulkyid";
$configpath = prompt("Where shall I put configuration files?", $configpath);
my $pemfile = $::MULKONF->{pemfile} // "$configpath/rsa2048.pem";
$pemfile = prompt("Where shall I put the private key?", $pemfile);
my $aliases_file = $::MULKONF->{aliases_file} // "/etc/aliases";
$aliases_file = prompt("Where is the aliases file? Type a single dot for none.", $aliases_file);
my $imap_server = $::MULKONF->{imap_server} // "localhost";
$imap_server = prompt("What is the IMAP server's address?", $imap_server);
my $imap_port = $::MULKONF->{imap_port} // 143;
$imap_port = int(prompt("What is the IMAP server's port?", $imap_port));
say "OK.";
# Download jQuery.
make_path("www/jquery");
if (stat("www/jquery/jquery.js")) {
say "Using existing copy of jQuery (www/jquery/jquery.js).";
} else {
say "Fetching jQuery...";
getstore("http://code.jquery.com/jquery-1.7.2.min.js", "www/jquery/jquery.js")
or die "Could not fetch jQuery";
say "jQuery saved to: www/jquery/jquery.js";
}
# Generate the private key.
my $key;
if (stat($pemfile)) {
say "Using existing private key ($pemfile).";
$key = Crypt::OpenSSL::RSA->new_private_key(scalar read_file($pemfile));
} else {
say "Generating private key...";
$key = Crypt::OpenSSL::RSA->generate_key(2048);
make_path($configpath);
open(my $keyfile, ">", $pemfile)
or die "Cannot open $pemfile for writing: $!";
print $keyfile $key->get_private_key_string();
close $keyfile;
say "Private key saved to: $pemfile".
chmod 0440, $pemfile;
}
# Generate spec file.
open(my $specfile, ">", "browserid.json")
or die "Cannot open browserid.json for writing: $!";
printspec $specfile, $key;
close($specfile);
say "Persona spec file saved to: browserid.json";
# Generate configuration file.
$::MULKONF = {
configpath => $configpath,
pemfile => $pemfile,
aliases_file => $aliases_file,
imap_server => $imap_server,
imap_port => $imap_port
};
open(my $conffd, ">", $conffile)
or die "Cannot open $conffile for writing: $!";
print $conffd <<EOF;
#! /usr/bin/env perl
# NB. Do not edit this file directly. It is overwritten with each run of setup.pl.
@{[Data::Dumper->Dump([$::MULKONF], ["::MULKONF"])]}
1;
EOF
close $conffd;
say "Configuration saved to: $conffile";
say "";
say "******************************************************************";
say "* FINISHED. *";
say "* *";
say "* Please put browserid.json where it will be served as *";
say "* https://<whatever>/.well-known/browserid *";
say "* with a content type of: *";
say "* application/json *";
say "* *";
say "* In addition, please ensure that the private key file can be *";
say "* read by the web server by assigning the file to the *";
say "* appropriate owner. *";
say "******************************************************************";
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