gecko-dev/client.py

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Python
Исходник Обычный вид История

#!/usr/bin/python
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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function
LIBFFI_DIRS = (("js/ctypes/libffi", "libffi"),)
HG_EXCLUSIONS = [".hg", ".hgignore", ".hgtags"]
CVSROOT_LIBFFI = ":pserver:anoncvs@sources.redhat.com:/cvs/libffi"
import os
import sys
import datetime
import shutil
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import glob
from optparse import OptionParser
from subprocess import check_call
topsrcdir = os.path.dirname(__file__)
if topsrcdir == "":
topsrcdir = "."
def check_call_noisy(cmd, *args, **kwargs):
print("Executing command:", cmd)
check_call(cmd, *args, **kwargs)
def do_hg_pull(dir, repository, hg):
fulldir = os.path.join(topsrcdir, dir)
# clone if the dir doesn't exist, pull if it does
if not os.path.exists(fulldir):
check_call_noisy([hg, "clone", repository, fulldir])
else:
cmd = [hg, "pull", "-u", "-R", fulldir]
if repository is not None:
cmd.append(repository)
check_call_noisy(cmd)
check_call(
[hg, "parent", "-R", fulldir, "--template=Updated to revision {node}.\n"]
)
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def do_hg_replace(dir, repository, tag, exclusions, hg):
"""
Replace the contents of dir with the contents of repository, except for
files matching exclusions.
"""
fulldir = os.path.join(topsrcdir, dir)
if os.path.exists(fulldir):
shutil.rmtree(fulldir)
assert not os.path.exists(fulldir)
check_call_noisy([hg, "clone", "-u", tag, repository, fulldir])
for thing in exclusions:
for excluded in glob.iglob(os.path.join(fulldir, thing)):
if os.path.isdir(excluded):
shutil.rmtree(excluded)
else:
os.remove(excluded)
def do_cvs_export(modules, tag, cvsroot, cvs):
"""Check out a CVS directory without CVS metadata, using "export"
modules is a list of directories to check out and the corresponding
cvs module, e.g. (('js/ctypes/libffi', 'libffi'),)
"""
for module_tuple in modules:
module = module_tuple[0]
cvs_module = module_tuple[1]
fullpath = os.path.join(topsrcdir, module)
if os.path.exists(fullpath):
print("Removing '%s'" % fullpath)
shutil.rmtree(fullpath)
(parent, leaf) = os.path.split(module)
print(
"CVS export begin: "
+ datetime.datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S UTC")
)
check_call_noisy(
[cvs, "-d", cvsroot, "export", "-r", tag, "-d", leaf, cvs_module],
cwd=os.path.join(topsrcdir, parent),
)
print(
"CVS export end: "
+ datetime.datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S UTC")
)
def toggle_trailing_blank_line(depname):
"""If the trailing line is empty, then we'll delete it.
Otherwise we'll add a blank line."""
lines = open(depname, "r").readlines()
if not lines:
print("unexpected short file", file=sys.stderr)
return
if not lines[-1].strip():
# trailing line is blank, removing it
open(depname, "wb").writelines(lines[:-1])
else:
# adding blank line
open(depname, "ab").write(b"\n")
def get_trailing_blank_line_state(depname):
lines = open(depname, "r").readlines()
if not lines:
print("unexpected short file", file=sys.stderr)
return "no blank line"
if not lines[-1].strip():
return "has blank line"
return "no blank line"
def update_nspr_or_nss(tag, depfile, destination, hgpath):
destination = destination.rstrip("/")
permanent_patch_dir = destination + "/patches"
temporary_patch_dir = destination + ".patches"
if os.path.exists(temporary_patch_dir):
print("please clean up leftover directory " + temporary_patch_dir)
sys.exit(2)
warn_if_patch_exists(permanent_patch_dir)
# protect patch directory from being removed by do_hg_replace
if os.path.exists(permanent_patch_dir):
shutil.move(permanent_patch_dir, temporary_patch_dir)
# now update the destination
print("reverting to HG version of %s to get its blank line state" % depfile)
check_call_noisy([options.hg, "revert", depfile])
old_state = get_trailing_blank_line_state(depfile)
print("old state of %s is: %s" % (depfile, old_state))
do_hg_replace(destination, hgpath, tag, HG_EXCLUSIONS, options.hg)
new_state = get_trailing_blank_line_state(depfile)
print("new state of %s is: %s" % (depfile, new_state))
if old_state == new_state:
print("toggling blank line in: ", depfile)
toggle_trailing_blank_line(depfile)
tag_file = destination + "/TAG-INFO"
with open(tag_file, "w") as f:
f.write(tag)
# move patch directory back to a subdirectory
if os.path.exists(temporary_patch_dir):
shutil.move(temporary_patch_dir, permanent_patch_dir)
def warn_if_patch_exists(path):
# If the given patch directory exists and contains at least one file,
# then print warning and wait for the user to acknowledge.
if os.path.isdir(path) and os.listdir(path):
print("========================================")
print("WARNING: At least one patch file exists")
print("in directory: " + path)
print("You must manually re-apply all patches")
print("after this script has completed!")
print("========================================")
input("Press Enter to continue...")
return
o = OptionParser(
usage="client.py [options] update_nspr tagname | update_nss tagname | update_libffi tagname"
)
o.add_option(
"--skip-mozilla",
dest="skip_mozilla",
action="store_true",
default=False,
help="Obsolete",
)
o.add_option(
"--cvs",
dest="cvs",
default=os.environ.get("CVS", "cvs"),
help="The location of the cvs binary",
)
o.add_option(
"--cvsroot",
dest="cvsroot",
help="The CVSROOT for libffi (default : %s)" % CVSROOT_LIBFFI,
)
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o.add_option(
"--hg",
dest="hg",
default=os.environ.get("HG", "hg"),
help="The location of the hg binary",
)
o.add_option(
"--repo", dest="repo", help="the repo to update from (default: upstream repo)"
)
try:
options, args = o.parse_args()
action = args[0]
except IndexError:
o.print_help()
sys.exit(2)
if action in ("checkout", "co"):
print("Warning: client.py checkout is obsolete.", file=sys.stderr)
pass
elif action in ("update_nspr"):
(tag,) = args[1:]
depfile = "nsprpub/config/prdepend.h"
if not options.repo:
options.repo = "https://hg.mozilla.org/projects/nspr"
update_nspr_or_nss(tag, depfile, "nsprpub", options.repo)
elif action in ("update_nss"):
(tag,) = args[1:]
depfile = "security/nss/coreconf/coreconf.dep"
if not options.repo:
options.repo = "https://hg.mozilla.org/projects/nss"
update_nspr_or_nss(tag, depfile, "security/nss", options.repo)
elif action in ("update_libffi"):
(tag,) = args[1:]
if not options.cvsroot:
options.cvsroot = CVSROOT_LIBFFI
do_cvs_export(LIBFFI_DIRS, tag, options.cvsroot, options.cvs)
else:
o.print_help()
sys.exit(2)