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bunpen: backfill a test for how /proc functions in the sandbox

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Colin
2024-12-26 05:52:17 +00:00
parent 949d7af62a
commit 93e56a3757
1 changed files with 20 additions and 0 deletions
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pkgs/by-name/bunpen/integration_test
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@@ -143,6 +143,26 @@ test_06_keep_10_net() {
test -z "$(bunpen --bunpen-path / ip link show lo up)"
}
test_06_keep_11_pid() {
set -x
local me=$$
# /proc should be auto-mounted if not keeping PIDs; exterior PID is invisible
bunpen --bunpen-path /nix/store "$test" -e /proc/self
! bunpen --bunpen-path /nix/store "$test" -e /proc/$me
# /proc should *not* be auto-mounted if keeping PIDs
! bunpen --bunpen-path /nix/store --bunpen-keep-pid "$test" -e /proc/self
# if keeping PIDs and explicitly mounting, exterior PID should be visible
bunpen --bunpen-path /nix/store --bunpen-path /proc --bunpen-keep-pid "$test" -e /proc/self
bunpen --bunpen-path /nix/store --bunpen-path /proc --bunpen-keep-pid "$test" -e /proc/$me
# if explicitly mounting /proc, but not keeping PIDs... TODO: consider changing this so exterior PIDs are visible.
# this just documents the existing behavior as per 2024/12/25
bunpen --bunpen-path /nix/store --bunpen-path /proc "$test" -e /proc/self
! bunpen --bunpen-path /nix/store --bunpen-path /proc "$test" -e /proc/$me
}
test_07_env_01_keep() {
ORIG_ENV=orig bunpen --bunpen-path / bash -c '[[ "$ORIG_ENV" = orig && -z "$NOT_ENV" ]]'
}