From c77f4f4abe91c55ecf6e89288f3b546068c6e899 Mon Sep 17 00:00:00 2001
From: Michal Domonkos <mdomonko@redhat.com>
Date: Mon, 18 Nov 2024 15:18:56 +0100
Subject: [PATCH] PoC

---
 tests/mktree.common |  2 +-
 tests/mktree.oci    | 30 +++++++++++++++++++-----------
 tests/snapshot      |  3 ++-
 3 files changed, 22 insertions(+), 13 deletions(-)

diff --git a/tests/mktree.common b/tests/mktree.common
index 4cebd853e8..f91225d83e 100644
--- a/tests/mktree.common
+++ b/tests/mktree.common
@@ -15,7 +15,7 @@ make_install()
 
     mkdir -p $DESTDIR/usr/bin
     cp @TESTPROG_NAMES@ $DESTDIR/usr/bin/
-    ln -s $script_dir/rpmtests.sh $DESTDIR/usr/bin/rpmtests
+    ln -sf $script_dir/rpmtests.sh $DESTDIR/usr/bin/rpmtests
 
     mkdir -p $DESTDIR/$script_dir
     cp rpmtests atlocal snapshot mktree.common $DESTDIR/$script_dir/
diff --git a/tests/mktree.oci b/tests/mktree.oci
index b7d79570be..0327ef10bc 100755
--- a/tests/mktree.oci
+++ b/tests/mktree.oci
@@ -27,16 +27,14 @@ fi
 
 IMAGE=rpm
 ARGS="-f Dockerfile $FROM $CONTEXT"
-ROOTLESS=$([ $(id -u) == 0 ] && echo 0 || echo 1)
 CMD=$1; shift
 
-export ROOTLESS
 source mktree.common
 
 rpmtests()
 {
     local opts
-    local vol="$PWD:/srv:z"
+    local vol="$PWD:/srv"
 
     # Pass select options to $PODMAN
     case "$1" in
@@ -50,8 +48,18 @@ rpmtests()
         vol=/srv
     fi
 
-    $PODMAN run --privileged -it --rm --read-only --tmpfs /tmp -v $vol \
-                --workdir /srv -e ROOTLESS=$ROOTLESS $opts $IMAGE rpmtests "$@"
+    source ./snapshot
+    rm -rf $PWD/blah-img
+    mkdir -p $PWD/blah-img
+    chcon -Rt container_file_t $PWD
+    ( cd $PWD/blah-img; podman create --name foo rpm; podman export foo | tar x; podman rm foo )
+    chmod -Rf u+rwX $PWD/blah-img
+    RPMTREE=$PWD/blah-rpm:$PWD/blah-img
+    RPMTEST=$PWD/blah-mnt
+    snapshot mount
+    $PODMAN run --privileged -it --read-only --tmpfs /tmp -v $vol \
+                --workdir /srv $opts --rootfs $RPMTEST rpmtests "$@"
+    snapshot umount
 }
 
 unshared()
@@ -67,28 +75,28 @@ case $CMD in
         $PODMAN build --target base -t $IMAGE/base $ARGS
 
         # Add RPM install on top
-        [ -n "$($PODMAN images -q $IMAGE)" ] && $PODMAN rmi $IMAGE
+        # [ -n "$($PODMAN images -q $IMAGE)" ] && $PODMAN rmi $IMAGE
         if [ $NATIVE == yes ]; then
             # Native build
             id=$($PODMAN create $IMAGE/base)
             trap "$PODMAN rm $id >/dev/null" EXIT
-            make_install $($PODMAN mount $id)
+            make_install $PWD/blah-rpm
             $PODMAN commit -q $id $IMAGE
         else
             # Standalone build
             $PODMAN build --target full -t $IMAGE $ARGS
         fi
     ;;
-    check)
+    check) unshared "$@"
         rpmtests "$@"
     ;;
-    atshell)
+    atshell) unshared "$@"
         rpmtests --shell "$@"
     ;;
-    shell)
+    shell) unshared "$@"
         rpmtests --shell snapshot shell
     ;;
-    reset)
+    reset) unshared
         rpmtests --reset
     ;;
 esac
diff --git a/tests/snapshot b/tests/snapshot
index eb561d991e..80f49c7318 100644
--- a/tests/snapshot
+++ b/tests/snapshot
@@ -13,7 +13,8 @@ snapshot()
                 mkdir -p $1/diff $1/work
                 opts="-o upperdir=$1/diff,workdir=$1/work"
             fi
-            [ ${ROOTLESS:-1} == 1 ] && opts+=" -o userxattr"
+            # [ ${ROOTLESS:-1} == 1 ] && opts+=" -o userxattr"
+            opts+=" -o userxattr"
             mkdir -p ${RPMTEST}
             mount -t overlay sandbox \
                   -o lowerdir="${RPMTREE}" \