From 4c8d487ea9bd19920fd3dc62099f6e43dc8a4d3d Mon Sep 17 00:00:00 2001
From: Eduardo Navarro <enavarro@suse.com>
Date: Fri, 22 Apr 2022 16:34:40 +0200
Subject: [PATCH] [backend] Add missing predicate to provenance file

---
 src/backend/bs_worker          | 5 ++++-
 src/backend/t/1000-bs_worker.t | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/backend/bs_worker b/src/backend/bs_worker
index 12be4590885..b56fd0ec0f0 100755
--- a/src/backend/bs_worker
+++ b/src/backend/bs_worker
@@ -3233,7 +3233,10 @@ sub generate_slsa_provenance_statement {
   my $stmt = {
     '_type' => "https://in-toto.io/Statement/v0.1",
     'subject' => $subject,
-    'materials' => $buildinfo->{'materials'} || [],
+    'predicateType' => 'https://slsa.dev/provenance/v0.2',
+    'predicate' => {
+      'materials' => $buildinfo->{'materials'} || [],
+    },
   };
   require Build::SimpleJSON;
   return Build::SimpleJSON::unparse($stmt,  'template' => $slsa_json_template, 'keepspecial' => 1);
diff --git a/src/backend/t/1000-bs_worker.t b/src/backend/t/1000-bs_worker.t
index 4fa5f795bea..d0df9589ca9 100644
--- a/src/backend/t/1000-bs_worker.t
+++ b/src/backend/t/1000-bs_worker.t
@@ -183,7 +183,6 @@ use JSON::XS ();
 $got = JSON::XS::decode_json($got);
 my $expected_statement = {
   '_type' => 'https://in-toto.io/Statement/v0.1',
-  'materials' => $expected_materials,
   'subject' => [
     {
       'digest' => {
@@ -198,5 +197,9 @@ my $expected_statement = {
       }
     }
   ],
+  'predicateType' => 'https://slsa.dev/provenance/v0.2',
+  'predicate' => {
+    'materials' => $expected_materials,
+  }
 };
 is_deeply($got, $expected_statement, 'generate_slsa_provenance_statement - Return value');