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-rw-r--r--linuxnamespaces/__init__.py8
1 files changed, 7 insertions, 1 deletions
diff --git a/linuxnamespaces/__init__.py b/linuxnamespaces/__init__.py
index 43c1bc8..1b4ca07 100644
--- a/linuxnamespaces/__init__.py
+++ b/linuxnamespaces/__init__.py
@@ -407,7 +407,7 @@ def populate_dev(
"""
origdev = AtLocation(origroot) / "dev"
newdev = AtLocation(newroot) / "dev"
- directories = {"pts"}
+ directories = {"pts", "shm"}
files = set()
symlinks = {
"fd": "/proc/self/fd",
@@ -456,6 +456,12 @@ def populate_dev(
for fn in directories:
(newdev / fn).mkdir()
(newdev / fn).chmod(0o755)
+ mount(
+ "tmpfs",
+ newdev / "shm",
+ "tmpfs",
+ MountFlags.NOSUID | MountFlags.NODEV,
+ )
for fn in files:
(newdev / fn).mknod(stat.S_IFREG)
for fn, target in symlinks.items():