Compléter la console (sauf pour l’attaquant)

La console est quasiment prête : il ne reste plus qu’à faire le côté de
l’attaquant.

console/web-api/config.yml

@@ -9,11 +9,13 @@ template: "template_toolkit"
 # Specify the addresses of the API endpoints for the other components of the
 # system
 api:
-  dns: "ns.example:3000"
+  dns: "172.31.0.53:3000"
+  sender: "172.31.10.1:3000"
+  recipient: "172.31.20.1:3000"
+  attacker: "172.31.30.1:3000"
 
 # Lists the DNS zones that can be edited by the user
 editable_zones:
-  - example
   - expediteur.example
   - destinataire.example
   - attaquant.example

console/web-api/lib/Email/SpoofingDemo/Web.pm

@@ -50,11 +50,8 @@ get '/dns/zone-edit/:zone' => sub {
     my $zone_contents;
 
     if (defined $zone) {
-        my $client = REST::Client->new();
-        $client->setHost(config->{'api'}{'dns'});
-        $client->GET("/zone/${zone}/file");
-        my $response = from_json($client->responseContent());
-        $zone_contents = $response->{'contents'};
+        my ($response, $status) = call_api(GET => 'dns', "/zone/${zone}/file");
+        $zone_contents = $response->{contents};
     }
 
     template 'dns/zone-edit' => {
@@ -71,25 +68,75 @@ post '/dns/zone-edit/:zone' => sub {
     }
 
     my $contents = body_parameters->{'zone-contents'};
-
-    my $client = REST::Client->new();
-    $client->setHost(config->{'api'}{'dns'});
-    $client->PUT("/zone/${zone}/file",
-                 encode_json({ contents => $contents }),
-                 {
-                     "Content-Type" => "application/json",
-                     "Accept" => "application/json"
-                 });
-
-    my $success;
-    if ($client->responseCode() eq '200') {
-        $success = 'success';
-    } else {
-        warn "Got " . $client->responseCode() . " from upstream: " . $client->responseContent();
-        $success = 'failure'
-    }
+    my (undef, $status) = call_api(PUT => 'dns', "/zone/${zone}/file", { contents => $contents });
+    my $success = ($status eq '200') ? 'success' : 'failure';
 
     redirect "/dns/zone-edit/$zone?success=$success", 303;
+};
+
+get '/sender/dkim-keys' => sub {
+    my ($installed_keys, $status) = call_api(GET => 'sender', '/installed-keys');
+    ($status eq '200') or die "API returned $status";
+
+    template 'sender/dkim-keys' => {
+        active_role => 'sender',
+        title => 'Gestion des clefs DKIM',
+        installed_keys => $installed_keys,
+    };
+};
+
+get '/dkim-generator/sender' => sub {
+    template 'dkim-generator/sender' => {
+        title => 'Générateur de clefs DKIM'
+    };
+};
+
+post '/dkim-generator/sender' => sub {
+    my $api_params = {
+        domain => body_parameters->get('domain'),
+        selector => body_parameters->get('selector'),
+        key_size => body_parameters->get('key-size')
+    };
+
+    my ($response, $status) = call_api(POST => 'sender', '/generate-dkim-key', $api_params);
+    ($status eq 200) or die "API returned $status";
+
+    template 'dkim-generator/sender' => {
+        title => 'Générateur de clefs DKIM',
+        txt_record => $response->{'txt_record'}
+    };
+};
+
+get '/attacker/spoof' => sub {
+    template 'attacker/spoof' => {
+        title => 'Usurpateur d’identité de courriel'
+    };
+};
+
+get '/sender/send-email' => sub {
+    my %template_params = (
+        title => 'Envoi de messages légitimes',
+        email_data => [
+           {
+               what => 'Confirmation de commande',
+               from => 'support@expediteur.example',
+               url => 'confirmation_email'
+           },
+           {
+               what => 'Newsletter',
+               from => 'info@newsletter.expediteur.example',
+               url => 'newsletter'
+           }
+       ]
+    );
+
+    my $success = query_parameters->get('success');
+    if (defined $success) {
+        $template_params{success} = ($success eq 'success') ? 'success' : 'failure';
+    }
+    template 'sender/send-email' => \%template_params;
+};
+
 get '/recipient/settings' => sub {
     my ($system_status, $http_code) = call_api(GET => 'recipient', '/status');
     die if $http_code ne '200';
@@ -110,6 +157,13 @@ post '/recipient/settings' => sub {
     redirect "/recipient/settings?success=$success", 303;
 };
 
+get '/sender/send-email/:email' => sub {
+    my $email = route_parameters->get('email');
+
+    my (undef, $response) = call_api(POST => 'sender', "/send-email/${email}");
+    my $success = ($response =~ /^2\d\d$/) ? 'success' : 'failure';
+
+    redirect "/sender/send-email?success=$success", 303;
 };
 
 get '/recipient/webmail' => sub {

console/web-api/views/404.tt

@@ -1,2 +1,4 @@
+<div class="container">
 <h1>Erreur 404</h1>
 <h2>Page non trouvée</h2>
+</div>

console/web-api/views/attacker/spoof.tt

@@ -0,0 +1 @@
+TODO

console/web-api/views/dkim-generator/sender.tt

@@ -0,0 +1,50 @@
+<div class="container">
+  <div class="row">
+    <div class="col-12">
+      <h1>Génération de clef DKIM</h1>
+      <form method="POST" class="mb-3">
+        <div class="mb-3">
+          <label for="domain" class="form-label">Domaine</label>
+          <input type="text" name="domain" class="form-control" value="expediteur.example" />
+        </div>
+        <div class="mb-3">
+          <label for="selector" class="form-label">Sélecteur</label>
+          <input type="text" name="selector" class="form-control" value="default" />
+        </div>
+        <div class="mb-3">
+          <label for="key-size" class="form-label">Taille de la clef</label>
+          <select class="form-select" id="key-size" name="key-size">
+            <option value="1024">1 024 bits</option>
+            <option value="2048" selected>2 048 bits</option>
+          </select>
+        </div>
+        <button type="submit" class="btn btn-primary">Générer</button>
+      </form>
+
+[% IF txt_record %]
+  <div class="alert alert-success">
+    <p>Clef générée.</p>
+    <p>Publiez ensuite la clef publique dans la <a href="[% request.uri_base %]/dns/zone-edit/expediteur.example">zone DNS</a> :</p>
+    <div class="card text-bg-success">
+      <div class="card-header text-end">
+        <button id="copy-button" class="btn btn-light" onClick="copyTxtRR()">Copier</button>
+      </div>
+      <div class="card-body">
+        <pre class="card-text"><code id="txt-record">[% txt_record | html %]</code></pre>
+      </div>
+    </div>
+  </div>
+[% END %]
+
+
+    </div>
+  </div>
+</div>
+
+
+<script type="text/javascript">
+ function copyTxtRR() {
+     navigator.clipboard.writeText($("#txt-record").text());
+     $("#copy-button").text("Texte copié");
+ }
+</script>

console/web-api/views/sender/dkim-keys.tt

@@ -0,0 +1,41 @@
+<div class="container">
+  <div class="row">
+    <h1>Liste des clefs DKIM installées sur le système</h1>
+[% FOR installed_keys %]
+    <div class="col-sm-12 col-md-6 col-lg-4 col-xl-3">
+      <div class="card">
+        <h5 class="card-header">[% domain | html %]</h5>
+        <ul class="list-group list-group-flush">
+          <li class="list-group-item">
+            Sélecteur actuel :
+            [% IF current_key %][% current_key | html %][% ELSE %](aucun)[% END %]
+          </li>
+          <li class="list-group-item">
+            Sélecteurs disponibles :
+            <ul>
+              [% FOR selector IN available_keys -%]
+              <li>
+                [%- IF selector == current_key -%]
+                  <strong>[% selector | html %]</strong>
+                [%- ELSE -%]
+                  [% selector | html %]
+                [%- END -%]
+              </li>
+              [% END %]
+            </ul>
+          </li>
+        </ul>
+      </div>
+    </div>
+[% END %]
+[% UNLESS installed_keys.size %]
+  <p>
+    Aucune clef DKIM n’est active sur le système. Commencez par <a href="[% request.uri_base %]/dkim-generator/sender">en générer une</a>.
+  </p>
+[% END %]
+    
+  </div>
+  
+
+  
+</div>

console/web-api/views/sender/send-email.tt

@@ -0,0 +1,28 @@
+<div class="container">
+  [% IF success == 'success' %]
+    <div class="alert alert-success">
+      <p>Le courriel a bien été envoyé.</p>
+      <a class="btn btn-outline-success" href="[% request.uri_base %]/recipient/webmail">Relever les courriels du destinataire</a>
+    </div>
+  [% ELSIF success == 'failure' %]
+    <div class="alert alert-danger">
+      Une erreur est survenue lors de l’envoi du courriel.
+    </div>
+  [% END %]
+  <h1>Système d’e-mailing</h1>
+  <div class="row mt-3">
+    [% FOR email_data %]
+    <div class="col-sm-12 col-md-12 col-lg-6 col-xl-4 mb-3">
+      <div class="card">
+        <h5 class="card-header">[% what | html %]</h5>
+        <div class="card-body">
+          <p class="card-text">
+            Expéditeur : [% from | html %]
+          </p>
+          <a href="[% request.uri_base %]/sender/send-email/[% url | html %]" class="btn btn-secondary">Envoyer</a>
+        </div>
+      </div>
+    </div>
+    [% END %]
+  </div>
+</div>