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authorGregor Kleen <gkleen@yggdrasil.li>2022-02-17 16:20:54 +0100
committerGregor Kleen <gkleen@yggdrasil.li>2022-02-17 16:20:54 +0100
commit8944cccd59a7d430d7416b20fc7a0952a65d6a39 (patch)
tree3a556b9b9a2b807de12759a66cf5eca41810ad99
parent32c87dc2a17e8d5c78a7ffae553be59d214a04fa (diff)
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vidhar: ...
-rwxr-xr-xhosts/vidhar/borg/copy.py9
1 files changed, 4 insertions, 5 deletions
diff --git a/hosts/vidhar/borg/copy.py b/hosts/vidhar/borg/copy.py
index 41b0ae74..b68fdf8d 100755
--- a/hosts/vidhar/borg/copy.py
+++ b/hosts/vidhar/borg/copy.py
@@ -105,19 +105,18 @@ def copy_archive(src_repo_path, dst_repo_path, entry):
105 with open('/proc/self/setgroups', 'w') as setgroups: 105 with open('/proc/self/setgroups', 'w') as setgroups:
106 setgroups.write('deny') 106 setgroups.write('deny')
107 with open('/proc/self/uid_map', 'w') as uid_map: 107 with open('/proc/self/uid_map', 'w') as uid_map:
108 uid_map.write(f'0 {uid} 1') 108 uid_map.write(f'{uid} {uid} 1')
109 with open('/proc/self/gid_map', 'w') as gid_map: 109 with open('/proc/self/gid_map', 'w') as gid_map:
110 gid_map.write(f'0 {gid} 1') 110 gid_map.write(f'{gid} {gid} 1')
111 subprocess.run(['mount', '--make-rprivate', '/'], check=True) 111 subprocess.run(['mount', '--make-rprivate', '/'], check=True)
112 chroot = pathlib.Path(tmpdir) / 'chroot' 112 chroot = pathlib.Path(tmpdir) / 'chroot'
113 chroot2 = pathlib.Path(tmpdir) / 'chroot2'
114 upper = pathlib.Path(tmpdir) / 'upper' 113 upper = pathlib.Path(tmpdir) / 'upper'
115 work = pathlib.Path(tmpdir) / 'work' 114 work = pathlib.Path(tmpdir) / 'work'
116 for path in [chroot,chroot2,upper,work]: 115 for path in [chroot,upper,work]:
117 path.mkdir() 116 path.mkdir()
118 print(f'euid={os.getuid()}', file=stderr) 117 print(f'euid={os.getuid()}', file=stderr)
119 subprocess.run(['stat', '/', upper, work, chroot], check=True) 118 subprocess.run(['stat', '/', upper, work, chroot], check=True)
120 subprocess.run(['mount', '-t', 'overlay', 'overlay', '-o', f'lowerdir={chroot2},upperdir={upper},workdir={work}', chroot], check=True) 119 subprocess.run(['mount', '-t', 'overlay', 'overlay', '-o', f'lowerdir=/,upperdir={upper},workdir={work}', chroot], check=True)
121 bindMounts = ['nix', 'run', 'proc', 'dev', 'sys', pathlib.Path(os.path.expanduser('~')).relative_to('/')] 120 bindMounts = ['nix', 'run', 'proc', 'dev', 'sys', pathlib.Path(os.path.expanduser('~')).relative_to('/')]
122 if not ":" in src_repo_path: 121 if not ":" in src_repo_path:
123 bindMounts.append(pathlib.Path(src_repo_path).relative_to('/')) 122 bindMounts.append(pathlib.Path(src_repo_path).relative_to('/'))