blob: c4da40f4560a9ab25674b06e50375d8196eb7e02 [file] [log] [blame]
#!/usr/bin/env python3
# -*- coding: utf-8 -*-"
# Copyright 2020 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Module parses and stores data from stable linux patch."""
from __future__ import print_function
import sqlite3
import os
import subprocess
from common import STABLE_PATH, SUPPORTED_KERNELS, \
WORKDIR, CHERRYPICK, STABLE, STABLE2, make_downstream_table, \
stabledb, stable_branch, createdb
def search_usha(sha):
"""Search for upstream SHA.
If found, return upstream SHA associated with this commit sha.
usha = ''
desc = subprocess.check_output(['git', 'show',
'-s', sha]).decode('utf-8', errors='ignore')
for d in desc.splitlines():
m =
if not m:
m =
if not m:
m =
if m:
# The patch may have been picked multiple times; only record
# the first entry.
usha =[:12]
return usha
return usha
def update_commits(start, db):
"""Get complete list of commits from stable branch.
Assume that stable branch exists and has been checked out.
conn = sqlite3.connect(db)
conn.text_factory = str
c = conn.cursor()
cmd = ['git', 'log', '--no-merges', '--abbrev=12', '--oneline',
'--reverse', '%s..' % start]
commits = subprocess.check_output(cmd).decode('utf-8', errors='ignore')
last = None
for commit in commits.splitlines():
if commit:
elem = commit.split(' ', 1)
sha = elem[0]
description = elem[1].rstrip('\n')
ps = subprocess.Popen(['git', 'show', sha], stdout=subprocess.PIPE)
spid = subprocess.check_output(['git', 'patch-id', '--stable'],
stdin=ps.stdout).decode('utf-8', errors='ignore')
patchid = spid.split(' ', 1)[0]
# Do nothing if the sha is already in the database
c.execute("select sha from commits where sha='%s'" % sha)
found = c.fetchone()
if found:
last = sha
usha = search_usha(sha)
c.execute('INSERT INTO commits(sha, usha,' \
'patchid, description, changeid) VALUES (?, ?, ?, ?, ?)',
(sha, usha, patchid, description, None))
if last:
c.execute("UPDATE tip set sha='%s' where ref=1" % last)
def update_stabledb():
"""Updates the stabledb index for all stable branches."""
for branch in SUPPORTED_KERNELS:
start = 'v%s' % branch
db = stabledb(branch)
bname = stable_branch(branch)
print('Handling %s' % bname)
conn = sqlite3.connect(db)
conn.text_factory = str
c = conn.cursor()
c.execute('select sha from tip')
sha = c.fetchone()
if sha and sha[0] != '':
start = sha[0]
except sqlite3.Error:
createdb(db, make_downstream_table)
subprocess.check_output(['git', 'checkout', bname])
subprocess.check_output(['git', 'pull'])
update_commits(start, db)
if __name__ == '__main__':