testsuite: Add test for modprobe --force

There is no check if the correct flags are passed to finit_module, but
at least we cover the respective code path in kmod.

12 files changed, 31 insertions, 0 deletions

diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/kernel/drivers/input/mouse/psmouse.ko b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/kernel/drivers/input/mouse/psmouse.ko
new file mode 100644
index 0000000..4eac2a3
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/kernel/drivers/input/mouse/psmouse.ko
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias
new file mode 100644
index 0000000..a4e7677
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias
@@ -0,0 +1,3 @@
+# Aliases extracted from modules themselves.
+alias serio:ty05pr*id*ex* psmouse
+alias serio:ty01pr*id*ex* psmouse
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias.bin b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias.bin
new file mode 100644
index 0000000..0b13537
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.alias.bin
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.builtin.bin b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.builtin.bin
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.builtin.bin
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep
new file mode 100644
index 0000000..7ba5711
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep
@@ -0,0 +1 @@
+kernel/drivers/input/mouse/psmouse.ko:
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep.bin b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep.bin
new file mode 100644
index 0000000..bdd0eb5
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.dep.bin
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.devname b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.devname
new file mode 100644
index 0000000..58f6d6d
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.devname
@@ -0,0 +1 @@
+# Device nodes to trigger on-demand module loading.
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.softdep b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.softdep
new file mode 100644
index 0000000..3cc0512
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.softdep
@@ -0,0 +1,2 @@
+# Soft dependencies extracted from modules themselves.
+# Copy, with a .conf extension, to /etc/modprobe.d to use it with modprobe.
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols
new file mode 100644
index 0000000..618c345
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols
@@ -0,0 +1 @@
+# Aliases for symbols, used by symbol_request().
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols.bin b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols.bin
new file mode 100644
index 0000000..7075435
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/lib/modules/4.4.4/modules.symbols.bin
diff --git a/testsuite/rootfs-pristine/test-modprobe/force/proc/modules b/testsuite/rootfs-pristine/test-modprobe/force/proc/modules
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/testsuite/rootfs-pristine/test-modprobe/force/proc/modules
diff --git a/testsuite/test-modprobe.c b/testsuite/test-modprobe.c
index c3ef31e..92348b0 100644
--- a/testsuite/test-modprobe.c
+++ b/testsuite/test-modprobe.c
@@ -187,6 +187,28 @@ static DEFINE_TEST(modprobe_param_kcmdline,
 	.modules_loaded = "",
 	);
 
+static noreturn int modprobe_force(const struct test *t)
+{
+	const char *progname = ABS_TOP_BUILDDIR "/tools/modprobe";
+	const char *const args[] = {
+		progname,
+		"--force", "psmouse",
+		NULL,
+	};
+
+	test_spawn_prog(progname, args);
+	exit(EXIT_FAILURE);
+}
+static DEFINE_TEST(modprobe_force,
+	.description = "check modprobe --force",
+	.config = {
+		[TC_UNAME_R] = "4.4.4",
+		[TC_ROOTFS] = TESTSUITE_ROOTFS "test-modprobe/force",
+		[TC_INIT_MODULE_RETCODES] = "",
+	},
+	.modules_loaded = "psmouse",
+	);
+
 
 static const struct test *tests[] = {
 	&smodprobe_show_depends,
@@ -196,6 +218,7 @@ static const struct test *tests[] = {
 	&smodprobe_softdep_loop,
 	&smodprobe_install_cmd_loop,
 	&smodprobe_param_kcmdline,
+	&smodprobe_force,
 	NULL,
 };