@ -1,7 +1,8 @@
From 52d5f7c3ba5c8e10b3a992304fd28cd4d18caee b Mon Sep 17 00:00:00 2001
From 10e62a964d465884b972571b258042493259b00 b Mon Sep 17 00:00:00 2001
From: Alexander Larsson <alexl@redhat.com>
Date: Tue, 18 Jun 2024 10:20:36 +0200
Subject: [PATCH] Add --bind-fd and --ro-bind-fd to let you bind a O_PATH fd.
Subject: [PATCH] [0.4.0] Add --bind-fd and --ro-bind-fd to let you bind a
O_PATH fd.
This is useful for example if you for some reason don't have the real
path. It is also a way to make bind-mounts race-free (i.e. to have the
@ -15,17 +16,17 @@ permitted, but at least we can delay resolving the fd to a path as much as
possible, and then validate after mount that we actually mounted the right
thing.
[@kolyshkin: backport commit a253257cd298892 to v0.4.0]
Signed-off-by: Alexander Larsson <alexl@redhat.com>
(cherry picked from commit a253257cd298892da43e15201d83f9a02c9b58b5)
[kalev: Backport to 0.4.x]
Signed-off-by: Kalev Lember <klember@redhat.com>
Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
---
bubblewrap.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++
tests/test-run.sh | 7 ++++++-
2 files changed, 56 insertions(+), 1 deletion(- )
tests/test-run.sh | 5 +++++
2 files changed, 55 insertions(+ )
diff --git a/bubblewrap.c b/bubblewrap.c
index b3d52bc..38b3646 100644
index 8d0c5f7..209c1a5 100644
--- a/bubblewrap.c
+++ b/bubblewrap.c
@@ -250,6 +250,8 @@ usage (int ecode, FILE *out)
@ -37,7 +38,7 @@ index b3d52bc..38b3646 100644
" --remount-ro DEST Remount DEST as readonly; does not recursively remount\n"
" --exec-label LABEL Exec label for the sandbox\n"
" --file-label LABEL File label for temporary sandbox content\n"
@@ -11 11,6 +1113 ,30 @@ setup_newroot (bool unshare_pid,
@@ -11 06,6 +1108 ,30 @@ setup_newroot (bool unshare_pid,
(op->type == SETUP_RO_BIND_MOUNT ? BIND_READONLY : 0) |
(op->type == SETUP_DEV_BIND_MOUNT ? BIND_DEVICES : 0),
source, dest);
@ -68,7 +69,7 @@ index b3d52bc..38b3646 100644
break;
case SETUP_REMOUNT_RO_NO_RECURSIVE:
@@ -164 8,6 +1674 ,30 @@ parse_args_recurse (int *argcp,
@@ -164 3,6 +1669 ,30 @@ parse_args_recurse (int *argcp,
if (strcmp(arg, "--dev-bind-try") == 0)
op->flags = ALLOW_NOTEXIST;
@ -100,19 +101,10 @@ index b3d52bc..38b3646 100644
argc -= 2;
}
diff --git a/tests/test-run.sh b/tests/test-run.sh
index 702c480..ce1eaf 6 100755
index a01f41c..345db4 6 100755
--- a/tests/test-run.sh
+++ b/tests/test-run.sh
@@ -80,7 +80,7 @@ if ! $RUN true; then
skip Seems like bwrap is not working at all. Maybe setuid is not working
fi
-echo "1..49"
+echo "1..50"
# Test help
${BWRAP} --help > help.txt
@@ -382,5 +382,10 @@ else
@@ -375,5 +375,10 @@ else
echo "ok - Test --pidns"
fi