2 files changed, 41 insertions, 0 deletions
diff --git a/ms_core/system_id.v b/ms_core/system_id.v
new file mode 100644
index 0000000..4413b75
--- /dev/null
+++ b/ms_core/system_id.v
@@ -0,0 +1,17 @@
+module ms_core
+
+import crypto.rand
+
+pub struct SystemId {
+mut:
+	base [16]u8
+}
+
+pub fn get_new_system_id() !SystemId {
+	bytes := rand.bytes(16) or { panic('Could not retireve 16 randrom bytes for system_id!') }
+	mut base := [16]u8{}
+	copy(mut base, bytes)
+	return SystemId{
+		base: base
+	}
+}
diff --git a/ms_core/system_id_test.v b/ms_core/system_id_test.v
new file mode 100644
index 0000000..08a893d
--- /dev/null
+++ b/ms_core/system_id_test.v
@@ -0,0 +1,24 @@
+module ms_core
+
+fn test_generate_system_id() {
+	id := get_new_system_id() or {
+		assert false, 'failed to generate SystemId: ${err}'
+		return
+	}
+
+	assert id.base.len == 16
+}
+
+fn test_system_ids_are_unique() {
+	id1 := get_new_system_id() or {
+		assert false, 'failed to generate first SystemId: ${err}'
+		return
+	}
+
+	id2 := get_new_system_id() or {
+		assert false, 'failed to generate second SystemId: ${err}'
+		return
+	}
+
+	assert id1.base != id2.base
+}