cgi/edituser.cgi

   1 #!/usr/bin/perl
   2 # (c) Petr Baudis <pasky@suse.cz>
   3 # (c) Jan Krueger <jk@jk.gs>
   4 # GPLv2
   5
   6 use strict;
   7 use warnings;
   8
   9 use lib ".";
  10 use Girocco::CGI;
  11 use Girocco::Config;
  12 use Girocco::User;
  13 use Girocco::Util;
  14
  15 my $gcgi = Girocco::CGI->new('User SSH Key Update');
  16 my $cgi = $gcgi->cgi;
  17
  18 unless ($Girocco::Config::manage_users) {
  19         print "<p>I don't manage users.</p>";
  20         exit;
  21 }
  22
  23 if ($cgi->param('mail')) {
  24         print "<p>Go away, bot.</p>";
  25         exit;
  26 }
  27
  28 sub _auth_form {
  29         my $name = shift;
  30         my $submit = shift;
  31         my $fields = shift;
  32         $fields = '' if (!$fields);
  33         my $auth = shift;
  34         my $authtag = ($auth ? qq(<input type="hidden" name="auth" value="$auth" />) :
  35                 qq(<p>Authorization code: <input name="auth" size="40" /></p>));
  36         print <<EOT;
  37
  38 <form method="post">
  39 <input type="hidden" name="name" value="$name" />
  40 $authtag
  41 $fields<p><input type="submit" value="$submit" /></p>
  42 </form>
  43 EOT
  44 }
  45
  46 if ($cgi->param('name')) {
  47         # submitted, let's see
  48         # FIXME: racy, do a lock
  49         my $name = $gcgi->wparam('name');
  50         (Girocco::User::valid_name($name)
  51                 and Girocco::User::does_exist($name))
  52                 or $gcgi->err("Username is not registered.");
  53
  54         $gcgi->err_check and exit;
  55
  56         my $user = Girocco::User->load($name) or
  57                 die "Failed loading user $name - but this can't really happen here";
  58
  59         if (!$cgi->param('auth')) {
  60                 my $auth = $user->gen_auth;
  61
  62                 # Send auth mail
  63                 open(MAIL, '|-', '/usr/bin/mail', '-s', "[$Girocco::Config::name] Account update authorization", $user->{email}) or
  64                         die "Sorry, could not send authorization code: $!";
  65                 print MAIL <<EOT;
  66 Hello,
  67
  68 you have requested an authorization code to be sent to you for updating your
  69 account's SSH keys. If you don't want to actually update your SSH keys, just
  70 ignore this e-mail. Otherwise, use this code within 24 hours:
  71
  72 $auth
  73
  74 Should you run into any problems, please let us know.
  75
  76 Have fun!
  77 EOT
  78                 close MAIL;
  79
  80                 print "<p>You should shortly receive an e-mail containing an authorization code.
  81                         Please enter this code below to update your SSH keys.
  82                         The code will expire in 24 hours or after you have used it.</p>";
  83                 _auth_form($name, "'Login'");
  84                 exit;
  85         } else {
  86                 $user->{auth} or do {
  87                         print "There currently isn't any authorization code filed under your account. Please <a href=\"edituser.cgi\">generate one</a>.";
  88                         exit;
  89                 };
  90
  91                 my $fields = '';
  92                 my $keys = $cgi->param('keys') || '';
  93
  94                 my $auth = $gcgi->wparam('auth');
  95                 if ($auth ne $user->{auth}) {
  96                         print '<p>Invalid authorization code, please re-enter or <a href="edituser.cgi">generate a new one</a>.</p>';
  97                         _auth_form($name, "'Login'");
  98                         exit;
  99                 }
 100
 101                 # Auth valid, keys given -> save
 102                 if ($keys && $user->keys_fill($gcgi)) {
 103                         $user->del_auth;
 104                         $user->keys_save;
 105                         print "<p>Your SSH keys have been updated.</p>";
 106                         exit;
 107                 }
 108
 109                 # Otherwise pre-fill keys
 110                 $keys = $user->{keys};
 111                 $fields = "<p>Public SSH key(s): <textarea wrap=\"off\" name=\"keys\" cols=\"80\" rows=\"5\">$keys</textarea></p>\n";
 112
 113                 print "<p>Authorization code validated (for now).</p>
 114 <p>You can paste multiple keys in the box below, each on a separate line.
 115 Paste each key <em>including</em> the <tt>ssh-</tt>whatever prefix and email-like postfix.</p>\n";
 116                 _auth_form($name, "Update keys", $fields, $auth);
 117                 exit;
 118         }
 119
 120 }
 121
 122 print <<EOT;
 123 <p>Here you can update the public SSH keys associated with your user account.
 124 These keys are required for you to push to projects.</p>
 125 <p>SSH is used for pushing (the <tt>ssh</tt> protocol), your SSH key authenticates you -
 126 there is no password (though we recommend that your SSH key is password-protected;
 127 use <code>ssh-agent</code> to help your fingers).
 128 You can find your public key in <tt>~/.ssh/id_rsa.pub</tt> or <tt>~/.ssh/id_dsa.pub</tt>.
 129 If you do not have any yet, generate it using the <code>ssh-keygen</code> command.</p>
 130
 131 <p>Please enter your username below;
 132 we will send you an email with an authorization code
 133 and further instructions.</p>
 134
 135 <form method="post">
 136 <table class="form">
 137 <tr><td class="formlabel">Login:</td><td><input type="text" name="name" /></td></tr>
 138 <tr style="display:none"><td class="formlabel">Anti-captcha (leave empty!):</td><td><input type="text" name="mail" /></td></tr>
 139 <tr><td class="formlabel"></td><td><input type="submit" value="Send authorization code" /></td></tr>
 140 </table>
 141 </form>
 142 EOT