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trivial: uefi: allow forcing to TPM2 via environment variable

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Use this environment variable to ensure that TPM2 is used in self
tests even if the system has TPM1.2.
This commit is contained in:
Mario Limonciello 2019-09-24 14:57:02 -05:00 committed by Mario Limonciello
parent f1accad201
commit 42ee62ef34
2 changed files with 4 additions and 1 deletions
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2
plugins/uefi/fu-self-test.c
View File

@ -50,6 +50,7 @@ fu_uefi_pcrs_2_0_func (void)
g_autoptr(GPtrArray) pcr0s = NULL;
g_autoptr(GPtrArray) pcrXs = NULL;
const gchar *tpm_server_running = g_getenv ("TPM_SERVER_RUNNING");
g_setenv ("FWUPD_FORCE_TPM2", "1", TRUE);
if (!fu_uefi_pcrs_setup (pcrs, &error)) {
if (tpm_server_running == NULL &&
@ -65,6 +66,7 @@ fu_uefi_pcrs_2_0_func (void)
pcrXs = fu_uefi_pcrs_get_checksums (pcrs, 999);
g_assert_nonnull (pcrXs);
g_assert_cmpint (pcrXs->len, ==, 0);
g_unsetenv ("FWUPD_FORCE_TPM2");
}
static void

3
plugins/uefi/fu-uefi-pcrs.c
View File

@ -188,7 +188,8 @@ fu_uefi_pcrs_setup (FuUefiPcrs *self, GError **error)
sysfstpmdir = fu_common_get_path (FU_PATH_KIND_SYSFSDIR_TPM);
devpath = g_build_filename (sysfstpmdir, "tpm0", NULL);
fn_pcrs = g_build_filename (devpath, "pcrs", NULL);
if (g_file_test (fn_pcrs, G_FILE_TEST_EXISTS)) {
if (g_file_test (fn_pcrs, G_FILE_TEST_EXISTS) &&
g_getenv ("FWUPD_FORCE_TPM2") == NULL) {
if (!fu_uefi_pcrs_setup_tpm12 (self, fn_pcrs, error))
return FALSE;