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