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author | Daniel J Walsh <dwalsh@redhat.com> | 2022-04-13 14:06:05 -0400 |
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committer | Daniel J Walsh <dwalsh@redhat.com> | 2022-04-21 15:29:04 -0400 |
commit | 80c0fceb24b70a85f3f2ca8be29f4a131c0881d4 (patch) | |
tree | f7ceffaaf30f4b8057638db446b5512fbbe27318 /test/system/065-cp.bats | |
parent | 121dde6234ddfcaf11abea03449bfd2a11da90a5 (diff) | |
download | podman-80c0fceb24b70a85f3f2ca8be29f4a131c0881d4.tar.gz podman-80c0fceb24b70a85f3f2ca8be29f4a131c0881d4.tar.bz2 podman-80c0fceb24b70a85f3f2ca8be29f4a131c0881d4.zip |
Add support for --userns=nomap
From a security point of view, it would be nice to be able to map a
rootless usernamespace that does not use your own UID within the
container.
This would add protection against a hostile process escapping the
container and reading content in your homedir.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'test/system/065-cp.bats')
-rw-r--r-- | test/system/065-cp.bats | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/test/system/065-cp.bats b/test/system/065-cp.bats index 780fc6737..260ad4800 100644 --- a/test/system/065-cp.bats +++ b/test/system/065-cp.bats @@ -119,7 +119,9 @@ load helpers echo "content" > $srcdir/hostfile userid=$(id -u) - run_podman run --user=$userid --userns=keep-id -d --name cpcontainer $IMAGE sleep infinity + keepid="--userns=keep-id" + is_rootless || keepid="" + run_podman run --user=$userid ${keepid} -d --name cpcontainer $IMAGE sleep infinity run_podman cp $srcdir/hostfile cpcontainer:/tmp/hostfile run_podman exec cpcontainer stat -c "%u" /tmp/hostfile is "$output" "$userid" "copied file is chowned to the container user" @@ -138,7 +140,9 @@ load helpers userid=$(id -u) - run_podman run --user="$userid" --userns=keep-id -d --name cpcontainer $IMAGE sleep infinity + keepid="--userns=keep-id" + is_rootless || keepid="" + run_podman run --user=$userid ${keepid} -d --name cpcontainer $IMAGE sleep infinity run_podman cp -a=false - cpcontainer:/tmp/ < "${tmpdir}/a.tar" run_podman exec cpcontainer stat -c "%u:%g" /tmp/a.txt is "$output" "1042:1043" "copied file retains uid/gid from the tar" |