patchtest: Add tests from patchtest oe repo

Copy the core components of the patchtest-oe repo into
meta/lib/patchtest in oe-core.

(From OE-Core rev: 257f64f4e4414b78981104aec132b067beb5a92a)

Signed-off-by: Trevor Gamblin <tgamblin@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/meta/lib/patchtest/tests/test_patch_cve.py b/meta/lib/patchtest/tests/test_patch_cve.py
new file mode 100644
index 0000000000..46ed9ef791
--- /dev/null
+++ b/meta/lib/patchtest/tests/test_patch_cve.py
@@ -0,0 +1,51 @@
+# Checks related to the patch's CVE lines
+#
+# Copyright (C) 2016 Intel Corporation
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# 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.
+
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+import base
+import os
+import re
+
+class CVE(base.Base):
+
+    re_cve_pattern = re.compile("CVE\-\d{4}\-\d+", re.IGNORECASE)
+    re_cve_payload_tag     = re.compile("\+CVE:(\s+CVE\-\d{4}\-\d+)+")
+
+    def setUp(self):
+        if self.unidiff_parse_error:
+            self.skip('Parse error %s' % self.unidiff_parse_error)
+
+        # we are just interested in series that introduce CVE patches, thus discard other
+        # possibilities: modification to current CVEs, patch directly introduced into the
+        # recipe, upgrades already including the CVE, etc.
+        new_cves = [p for p in self.patchset if p.path.endswith('.patch') and p.is_added_file]
+        if not new_cves:
+            self.skip('No new CVE patches introduced')
+
+    def test_cve_tag_format(self):
+        for commit in CVE.commits:
+            if self.re_cve_pattern.search(commit.shortlog) or self.re_cve_pattern.search(commit.commit_message):
+                tag_found = False
+                for line in commit.payload.splitlines():
+                    if self.re_cve_payload_tag.match(line):
+                        tag_found = True
+                        break
+                if not tag_found:
+                    self.fail('Missing or incorrectly formatted CVE tag in included patch file',
+                              'Correct or include the CVE tag on cve patch with format: "CVE: CVE-YYYY-XXXX"',
+                              commit)