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Detect rootless mode #1484

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Detect rootless mode #1484

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7c16c3e
fix #1243 - the -u option is not necessary on podman
themr0c Jun 2, 2020
5c1cd81
the -u option is not necessary on a rootless environment
themr0c Jun 3, 2020
a8887d2
the -u option is not necessary on a rootless environment (rewrite by …
themr0c Jun 3, 2020
4416c3d
add AttributeError again
themr0c Jun 3, 2020
818a909
output before try
themr0c Jun 4, 2020
79528ec
Not just output, move this whole thing out.
themr0c Jun 4, 2020
b0fc24f
docker.py reworked, thanks @hroncok
themr0c Jun 15, 2020
da85e73
docker.py tests, thanks @hroncok
themr0c Jun 15, 2020
12a40fd
docker.py tests thanks @hroncok
themr0c Jun 15, 2020
dff7d60
docker.py tests thanks @hroncok
themr0c Jun 15, 2020
9d4fe3a
add pragma: win32 no cover
themr0c Jun 15, 2020
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12 changes: 12 additions & 0 deletions pre_commit/languages/docker.py
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@@ -1,5 +1,6 @@
import hashlib
import os
import subprocess
from typing import Sequence
from typing import Tuple

Expand Down Expand Up @@ -77,7 +78,18 @@ def install_environment(


def get_docker_user() -> Tuple[str, ...]: # pragma: win32 no cover
output = subprocess.check_output(
('docker', 'system', 'info'),
text=True,
)
try:
for line in output.splitlines():
# rootless docker has "rootless"
# rootless podman has "rootless: true"
if line.strip().startswith('rootless'):
if 'false' not in line:
return () # no -u for rootless
break
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return ('-u', f'{os.getuid()}:{os.getgid()}')
except AttributeError:
return ()
Expand Down