3 files changed, 115 insertions, 0 deletions
diff --git a/contrib/kyua/os/freebsd/main.cpp b/contrib/kyua/os/freebsd/main.cpp
index 13e5dcf0e023..700284b64b78 100644
--- a/contrib/kyua/os/freebsd/main.cpp
+++ b/contrib/kyua/os/freebsd/main.cpp
@@ -31,6 +31,9 @@
 #include "engine/execenv/execenv.hpp"
 #include "os/freebsd/execenv_jail_manager.hpp"
 
+#include "engine/requirements.hpp"
+#include "os/freebsd/reqs_checker_kmods.hpp"
+
 namespace execenv = engine::execenv;
 
 /// FreeBSD related features initialization.
@@ -50,5 +53,13 @@ freebsd::main(const int, const char* const* const)
         std::shared_ptr< execenv::manager >(new freebsd::execenv_jail_manager())
     );
 
+#ifdef __FreeBSD__
+    engine::register_reqs_checker(
+        std::shared_ptr< engine::reqs_checker >(
+            new freebsd::reqs_checker_kmods()
+        )
+    );
+#endif
+
     return 0;
 }
diff --git a/contrib/kyua/os/freebsd/reqs_checker_kmods.cpp b/contrib/kyua/os/freebsd/reqs_checker_kmods.cpp
new file mode 100644
index 000000000000..3ae3446a7815
--- /dev/null
+++ b/contrib/kyua/os/freebsd/reqs_checker_kmods.cpp
@@ -0,0 +1,50 @@
+// Copyright 2025 The Kyua Authors.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+//   notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright
+//   notice, this list of conditions and the following disclaimer in the
+//   documentation and/or other materials provided with the distribution.
+// * Neither the name of Google Inc. nor the names of its contributors
+//   may be used to endorse or promote products derived from this software
+//   without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "os/freebsd/reqs_checker_kmods.hpp"
+
+#include "model/metadata.hpp"
+
+extern "C" {
+#include "libutil.h"
+}
+
+std::string
+freebsd::reqs_checker_kmods::exec(const model::metadata& md,
+                                  const utils::config::tree&,
+                                  const std::string&,
+                                  const utils::fs::path&) const
+{
+    std::string reason = "";
+    for (auto& kmod : md.required_kmods())
+        if (!::kld_isloaded((kmod).c_str()))
+            reason += " " + kmod;
+    if (!reason.empty())
+        reason = "Required kmods are not loaded:" + reason + ".";
+    return reason;
+}
diff --git a/contrib/kyua/os/freebsd/reqs_checker_kmods.hpp b/contrib/kyua/os/freebsd/reqs_checker_kmods.hpp
new file mode 100644
index 000000000000..8c7c69e35d07
--- /dev/null
+++ b/contrib/kyua/os/freebsd/reqs_checker_kmods.hpp
@@ -0,0 +1,54 @@
+// Copyright 2025 The Kyua Authors.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+//   notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright
+//   notice, this list of conditions and the following disclaimer in the
+//   documentation and/or other materials provided with the distribution.
+// * Neither the name of Google Inc. nor the names of its contributors
+//   may be used to endorse or promote products derived from this software
+//   without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+/// \file os/freebsd/reqs_checker_kmods.hpp
+/// FreeBSD kernel module requirement checker.
+
+#if !defined(FREEBSD_REQS_CHECKER_KMODS)
+#define FREEBSD_REQS_CHECKER_KMODS
+
+#include "engine/requirements.hpp"
+#include "model/metadata_fwd.hpp"
+#include "utils/config/tree_fwd.hpp"
+#include "utils/fs/path_fwd.hpp"
+
+namespace freebsd {
+
+
+class reqs_checker_kmods : public engine::reqs_checker {
+public:
+    std::string exec(const model::metadata&,
+                     const utils::config::tree&,
+                     const std::string&,
+                     const utils::fs::path&) const;
+};
+
+
+}  // namespace freebsd
+
+#endif  // !defined(FREEBSD_REQS_CHECKER_KMODS)