tahoe-lafs/misc/build_helpers/update-version.py

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2022-10-02 20:51:29 +00:00
#
# this updates the (tagged) version of the software
#
# Any "options" are hard-coded in here (e.g. the GnuPG key to use)
#
author = "meejah <meejah@meejah.ca>"
import sys
import time
from datetime import datetime
from packaging.version import Version
from dulwich.repo import Repo
from dulwich.porcelain import (
tag_list,
tag_create,
status,
)
from twisted.internet.task import (
react,
)
from twisted.internet.defer import (
ensureDeferred,
)
def existing_tags(git):
versions = sorted(
Version(v.decode("utf8").lstrip("tahoe-lafs-"))
for v in tag_list(git)
if v.startswith(b"tahoe-lafs-")
)
return versions
def create_new_version(git):
versions = existing_tags(git)
biggest = versions[-1]
return Version(
"{}.{}.{}".format(
biggest.major,
biggest.minor + 1,
0,
)
)
async def main(reactor):
git = Repo(".")
st = status(git)
if any(st.staged.values()) or st.unstaged:
print("unclean checkout; aborting")
raise SystemExit(1)
v = create_new_version(git)
if "--no-tag" in sys.argv:
print(v)
return
print("Existing tags: {}".format("\n".join(str(x) for x in existing_tags(git))))
print("New tag will be {}".format(v))
# the "tag time" is seconds from the epoch .. we quantize these to
# the start of the day in question, in UTC.
now = datetime.now()
s = now.utctimetuple()
ts = int(
time.mktime(
time.struct_time((s.tm_year, s.tm_mon, s.tm_mday, 0, 0, 0, 0, s.tm_yday, 0))
)
)
tag_create(
repo=git,
tag="tahoe-lafs-{}".format(str(v)).encode("utf8"),
author=author.encode("utf8"),
message="Release {}".format(v).encode("utf8"),
annotated=True,
objectish=b"HEAD",
sign=author.encode("utf8"),
tag_time=ts,
tag_timezone=0,
)
print("Tag created locally, it is not pushed")
print("To push it run something like:")
print(" git push origin {}".format(v))
if __name__ == "__main__":
react(lambda r: ensureDeferred(main(r)))