diff options
| -rw-r--r-- | mesonbuild/wrap/wrap.py | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/mesonbuild/wrap/wrap.py b/mesonbuild/wrap/wrap.py index 24b0a42..c99e33c 100644 --- a/mesonbuild/wrap/wrap.py +++ b/mesonbuild/wrap/wrap.py @@ -26,6 +26,7 @@ import stat import subprocess import sys import configparser +import time import typing as T import textwrap @@ -534,12 +535,22 @@ class Resolver: if dhash != expected: raise WrapException(f'Incorrect hash for {what}:\n {expected} expected\n {dhash} actual.') + def get_data_with_backoff(self, urlstring: str) -> T.Tuple[str, str]: + delays = [1, 2, 4, 8, 16] + for d in delays: + try: + return self.get_data(urlstring) + except Exception as e: + mlog.warning(f'failed to download with error: {e}. Trying after a delay...', fatal=False) + time.sleep(d) + return self.get_data(urlstring) + def download(self, what: str, ofname: str, fallback: bool = False) -> None: self.check_can_download() srcurl = self.wrap.get(what + ('_fallback_url' if fallback else '_url')) mlog.log('Downloading', mlog.bold(self.packagename), what, 'from', mlog.bold(srcurl)) try: - dhash, tmpfile = self.get_data(srcurl) + dhash, tmpfile = self.get_data_with_backoff(srcurl) expected = self.wrap.get(what + '_hash').lower() if dhash != expected: os.remove(tmpfile) |