From 71460428e4a82b922af5d75b061f92c1b7daf342 Mon Sep 17 00:00:00 2001
From: Ross Burton <ross.burton@intel.com>
Date: Mon, 3 Dec 2018 10:26:16 +0000
Subject: patchreview: Various fixes/improvements

Add various fixes and improvements including the ability to export
patch statsitics as json data.

(From OE-Core rev: aa4a4b3ca799948047337e006ee9bf482be7b409)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 scripts/contrib/patchreview.py | 46 ++++++++++++++++++++++++++++++++----------
 1 file changed, 35 insertions(+), 11 deletions(-)

(limited to 'scripts/contrib/patchreview.py')

diff --git a/scripts/contrib/patchreview.py b/scripts/contrib/patchreview.py
index a4d5ba6867..072166504d 100755
--- a/scripts/contrib/patchreview.py
+++ b/scripts/contrib/patchreview.py
@@ -5,6 +5,7 @@
 # - test suite
 # - validate signed-off-by
 
+status_values = ("accepted", "pending", "inappropriate", "backport", "submitted", "denied")
 
 class Result:
     # Whether the patch has an Upstream-Status or not
@@ -35,25 +36,26 @@ def blame_patch(patch):
                                     "--format=%s (%aN <%aE>)",
                                     "--", patch)).decode("utf-8").splitlines()
 
-def patchreview(patches):
-    import re
+def patchreview(path, patches):
+    import re, os.path
 
     # General pattern: start of line, optional whitespace, tag with optional
     # hyphen or spaces, maybe a colon, some whitespace, then the value, all case
     # insensitive.
     sob_re = re.compile(r"^[\t ]*(Signed[-_ ]off[-_ ]by:?)[\t ]*(.+)", re.IGNORECASE | re.MULTILINE)
     status_re = re.compile(r"^[\t ]*(Upstream[-_ ]Status:?)[\t ]*(\w*)", re.IGNORECASE | re.MULTILINE)
-    status_values = ("accepted", "pending", "inappropriate", "backport", "submitted", "denied")
     cve_tag_re = re.compile(r"^[\t ]*(CVE:)[\t ]*(.*)", re.IGNORECASE | re.MULTILINE)
     cve_re = re.compile(r"cve-[0-9]{4}-[0-9]{4,6}", re.IGNORECASE)
 
     results = {}
 
     for patch in patches:
+
+        fullpath = os.path.join(path, patch)
         result = Result()
-        results[patch] = result
+        results[fullpath] = result
 
-        content = open(patch, encoding='ascii', errors='ignore').read()
+        content = open(fullpath, encoding='ascii', errors='ignore').read()
 
         # Find the Signed-off-by tag
         match = sob_re.search(content)
@@ -122,6 +124,8 @@ def analyse(results, want_blame=False, verbose=True):
             missing_status += 1
         if r.malformed_upstream_status or r.unknown_upstream_status:
             malformed_status += 1
+            # Count patches with no status as pending
+            pending_patches +=1
         if r.missing_cve:
             missing_cve += 1
         if r.upstream_status == "pending":
@@ -132,7 +136,6 @@ def analyse(results, want_blame=False, verbose=True):
             need_blame = True
             if verbose:
                 print("Missing Signed-off-by tag (%s)" % patch)
-
         if r.malformed_sob:
             need_blame = True
             if verbose:
@@ -198,14 +201,35 @@ if __name__ == "__main__":
     args.add_argument("-b", "--blame", action="store_true", help="show blame for malformed patches")
     args.add_argument("-v", "--verbose", action="store_true", help="show per-patch results")
     args.add_argument("-g", "--histogram", action="store_true", help="show patch histogram")
-    args.add_argument("directory", nargs="?", help="directory to scan")
+    args.add_argument("-j", "--json", help="update JSON")
+    args.add_argument("directory", help="directory to scan")
     args = args.parse_args()
 
-    if args.directory:
-        os.chdir(args.directory)
-    patches = subprocess.check_output(("git", "ls-files", "recipes-*/**/*.patch", "recipes-*/**/*.diff")).decode("utf-8").split()
-    results = patchreview(patches)
+    patches = subprocess.check_output(("git", "-C", args.directory, "ls-files", "recipes-*/**/*.patch", "recipes-*/**/*.diff")).decode("utf-8").split()
+    results = patchreview(args.directory, patches)
     analyse(results, want_blame=args.blame, verbose=args.verbose)
+
+    if args.json:
+        import json, os.path, collections
+        if os.path.isfile(args.json):
+            data = json.load(open(args.json))
+        else:
+            data = []
+
+        row = collections.Counter()
+        row["total"] = len(results)
+        row["date"] = subprocess.check_output(["git", "-C", args.directory, "show", "-s", "--pretty=format:%cd", "--date=format:%s"]).decode("utf-8").strip()
+        for r in results.values():
+            if r.upstream_status in status_values:
+                row[r.upstream_status] += 1
+            if r.malformed_upstream_status or r.missing_upstream_status:
+                row['malformed-upstream-status'] += 1
+            if r.malformed_sob or r.missing_sob:
+                row['malformed-sob'] += 1
+
+        data.append(row)
+        json.dump(data, open(args.json, "w"))
+
     if args.histogram:
         print()
         histogram(results)
-- 
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