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Better support Windows here

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This commit is contained in:
Jean-Paul Calderone 2020-11-18 18:29:36 -05:00
parent 88ce823618
commit 594f8019d1
1 changed files with 8 additions and 0 deletions
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8
src/allmydata/util/configutil.py
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@ -20,6 +20,10 @@ from configparser import ConfigParser
import attr
from twisted.python.runtime import (
platform,
)
class UnknownConfigError(Exception):
"""
@ -73,6 +77,10 @@ def write_config(tahoe_cfg, config):
# with ConfigParser.write.
with open(tmp.path, "wt") as fp:
config.write(fp)
# Windows doesn't have atomic overwrite semantics for moveTo. Thus we end
# up slightly less than atomic.
if platform.isWindows():
tahoe_cfg.remove()
tmp.moveTo(tahoe_cfg)
def validate_config(fname, cfg, valid_config):