[PATCH 17/20] coreboot/clog/clog.c: add clog test

[Marcello Sylvester Bauer]

Add coreboot log error and warning scanning test

Signed-off-by: Marcello Sylvester Bauer <info at marcellobauer.com>
---
 data/clog.json           | 12 +++++++
 src/Makefile.am          |  1 +
 src/coreboot/clog/clog.c | 87 ++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 100 insertions(+)
 create mode 100644 data/clog.json
 create mode 100644 src/coreboot/clog/clog.c

diff --git a/data/clog.json b/data/clog.json
new file mode 100644
index 00000000..f2594bcc
--- /dev/null
+++ b/data/clog.json
@@ -0,0 +1,12 @@
+{
+ "firmware_error_warning_patterns":
+ [
+  {
+    "compare_mode": "string",
+    "log_level": "LOG_LEVEL_LOW",
+    "pattern": "magic pattern string which will definitely not appear in the logs",
+    "advice": "This is only a template.",
+    "label": "template"
+  }
+ ]
+}
diff --git a/src/Makefile.am b/src/Makefile.am
index 4daa9e8f..b2ea8830 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -154,6 +154,7 @@ fwts_SOURCES = main.c 				\
 	bios/pnp/pnp.c 				\
 	bios/romdump/romdump.c 			\
 	cmos/cmosdump/cmosdump.c 		\
+	coreboot/clog/clog.c			\
 	cpu/virt/virt.c 			\
 	cpu/virt/virt_svm.c 			\
 	cpu/virt/virt_vmx.c			\
diff --git a/src/coreboot/clog/clog.c b/src/coreboot/clog/clog.c
new file mode 100644
index 00000000..adb8aa83
--- /dev/null
+++ b/src/coreboot/clog/clog.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2010-2018 Canonical
+ * Copyright (C) 2018 9elements Cyber Security
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+#include "fwts.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+static fwts_list *clog;
+
+static int clog_init(fwts_framework *fw)
+{
+	clog = fwts_clog_read();
+
+	if (clog == NULL) {
+		fwts_log_error(fw, "Cannot read coreboot log.");
+		return FWTS_ERROR;
+	}
+	return FWTS_OK;
+}
+
+static int clog_deinit(fwts_framework *fw)
+{
+	FWTS_UNUSED(fw);
+
+	fwts_clog_free(clog);
+
+	return FWTS_OK;
+}
+
+static void clog_progress(fwts_framework *fw, int progress)
+{
+	fwts_progress(fw, progress);
+}
+
+static int clog_test1(fwts_framework *fw)
+{
+	int errors = 0;
+
+	if (fwts_clog_firmware_check(fw, clog_progress, clog, &errors)) {
+		fwts_log_error(fw, "Error parsing coreboot log.");
+		return FWTS_ERROR;
+	}
+
+	if (errors > 0)
+		/* Checks will log errors as failures automatically */
+		fwts_log_info(fw, "Found %d unique errors in coreboot log.",
+			errors);
+	else
+		fwts_passed(fw, "Found no errors in coreboot log.");
+
+	return FWTS_OK;
+}
+
+static fwts_framework_minor_test clog_tests[] = {
+	{ clog_test1, "coreboot log error check." },
+	{ NULL, NULL }
+};
+
+static fwts_framework_ops clog_ops = {
+	.description = "Scan coreboot log for errors and warnings.",
+	.init        = clog_init,
+	.deinit      = clog_deinit,
+	.minor_tests = clog_tests
+};
+
+FWTS_REGISTER("clog", &clog_ops, FWTS_TEST_EARLY, FWTS_FLAG_BATCH)
+
-- 
2.16.4