1 files changed, 103 insertions, 0 deletions

diff --git a/meta/lib/patchtest/tests/test_patch.py b/meta/lib/patchtest/tests/test_patch.py
new file mode 100644
index 0000000000..d7187a0cb1
--- /dev/null
+++ b/meta/lib/patchtest/tests/test_patch.py
@@ -0,0 +1,103 @@
+# Checks related to the patch's CVE lines
+#
+# Copyright (C) 2016 Intel Corporation
+#
+# SPDX-License-Identifier: GPL-2.0-only
+#
+
+import base
+import os
+import parse_signed_off_by
+import parse_upstream_status
+import pyparsing
+
+class TestPatch(base.Base):
+
+    re_cve_pattern = pyparsing.Regex("CVE\-\d{4}\-\d+")
+    re_cve_payload_tag = pyparsing.Regex("\+CVE:(\s+CVE\-\d{4}\-\d+)+")
+    upstream_status_regex = pyparsing.AtLineStart("+" + "Upstream-Status")
+
+    @classmethod
+    def setUpClassLocal(cls):
+        cls.newpatches = []
+        # get just those relevant patches: new software patches
+        for patch in cls.patchset:
+            if patch.path.endswith('.patch') and patch.is_added_file:
+                cls.newpatches.append(patch)
+
+        cls.mark = str(parse_signed_off_by.signed_off_by_mark).strip('"')
+
+        # match PatchSignedOffBy.mark with '+' preceding it
+        cls.prog = parse_signed_off_by.patch_signed_off_by
+
+    def setUp(self):
+        if self.unidiff_parse_error:
+            self.skip('Parse error %s' % self.unidiff_parse_error)
+
+        self.valid_status    = ', '.join(parse_upstream_status.upstream_status_nonliteral_valid_status)
+        self.standard_format = 'Upstream-Status: <Valid status>'
+
+        # 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_upstream_status_presence_format(self):
+        if not TestPatch.newpatches:
+            self.skip("There are no new software patches, no reason to test Upstream-Status presence/format")
+
+        for newpatch in TestPatch.newpatches:
+            payload = newpatch.__str__()
+            if not self.upstream_status_regex.search_string(payload):
+                self.fail('Added patch file is missing Upstream-Status: <Valid status> in the commit message',
+                          data=[('Standard format', self.standard_format), ('Valid status', self.valid_status)])
+            for line in payload.splitlines():
+                if self.patchmetadata_regex.match(line):
+                    continue
+                if self.upstream_status_regex.search_string(line):
+                        if parse_upstream_status.inappropriate_status_mark.searchString(line):
+                            try:
+                                parse_upstream_status.upstream_status_inappropriate_info.parseString(line.lstrip('+'))
+                            except pyparsing.ParseException as pe:
+                                self.fail('Upstream-Status is Inappropriate, but no reason was provided',
+                                          data=[('Current', pe.pstr), ('Standard format', 'Upstream-Status: Inappropriate [reason]')])
+                        elif parse_upstream_status.submitted_status_mark.searchString(line):
+                            try:
+                                parse_upstream_status.upstream_status_submitted_info.parseString(line.lstrip('+'))
+                            except pyparsing.ParseException as pe:
+                                self.fail('Upstream-Status is Submitted, but it is not mentioned where',
+                                          data=[('Current', pe.pstr), ('Standard format', 'Upstream-Status: Submitted [where]')])
+                        else:
+                            try:
+                                parse_upstream_status.upstream_status.parseString(line.lstrip('+'))
+                            except pyparsing.ParseException as pe:
+                                self.fail('Upstream-Status is in incorrect format',
+                                          data=[('Current', pe.pstr), ('Standard format', self.standard_format), ('Valid status', self.valid_status)])
+
+    def test_signed_off_by_presence(self):
+        if not TestPatch.newpatches:
+            self.skip("There are no new software patches, no reason to test %s presence" % PatchSignedOffBy.mark)
+
+        for newpatch in TestPatch.newpatches:
+            payload = newpatch.__str__()
+            for line in payload.splitlines():
+                if self.patchmetadata_regex.match(line):
+                    continue
+                if TestPatch.prog.search_string(payload):
+                    break
+            else:
+                self.fail('A patch file has been added without a Signed-off-by tag: \'%s\'' % os.path.basename(newpatch.path))
+
+    def test_cve_tag_format(self):
+        for commit in TestPatch.commits:
+            if self.re_cve_pattern.search_string(commit.shortlog) or self.re_cve_pattern.search_string(commit.commit_message):
+                tag_found = False
+                for line in commit.payload.splitlines():
+                    if self.re_cve_payload_tag.search_string(line):
+                        tag_found = True
+                        break
+                if not tag_found:
+                    self.fail('Missing or incorrectly formatted CVE tag in patch file. Correct or include the CVE tag in the patch with format: "CVE: CVE-YYYY-XXXX"',
+                              commit=commit)