Initial commit

1 files changed, 22 insertions, 0 deletions

diff --git a/jprov/mounts.py b/jprov/mounts.py
new file mode 100644
index 0000000..2f87f8e
--- /dev/null
+++ b/jprov/mounts.py
@@ -0,0 +1,22 @@
+"""Nullfs mount handling."""
+
+from __future__ import annotations
+
+import os
+
+from .config import Mount
+from .runner import run
+
+
+def mount_all(root: str, mounts: list[Mount], *, log_file: str | None = None) -> None:
+    for mnt in mounts:
+        target = os.path.join(root, mnt.jail.lstrip("/"))
+        os.makedirs(target, exist_ok=True)
+        opts = "ro" if mnt.readonly else "rw"
+        run(["mount", "-t", "nullfs", "-o", opts, mnt.host, target], log_file=log_file)
+
+
+def unmount_all(root: str, mounts: list[Mount], *, log_file: str | None = None) -> None:
+    for mnt in reversed(mounts):
+        target = os.path.join(root, mnt.jail.lstrip("/"))
+        run(["umount", target], allow_fail=True, log_file=log_file)