Add initial tests for rootless podman (#2406)

.github/workflows/e2e.yaml

@@ -127,3 +127,26 @@ jobs:
         run: just runtimetest rust-oci-tests-bin
       - name: Validate tests on youki
         run: just rust-oci-tests
+
+  rootless-podman-test:
+    runs-on: ubuntu-22.04
+    needs: [youki-build]
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+      - name: Setup Rust toolchain and cache
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+      - name: Install just
+        uses: taiki-e/install-action@just
+      - name: Install requirements
+        run: sudo env PATH=$PATH just ci-prepare
+      - name: Download youki binary
+        uses: actions/download-artifact@v3
+        with:
+          name: youki
+      - name: Add the permission to run
+        run: chmod +x ./youki
+      - name: Run tests
+        run: just test-rootless-podman

justfile

@@ -65,6 +65,11 @@ rust-oci-tests: youki-release runtimetest rust-oci-tests-bin
 validate-rust-oci-runc: runtimetest rust-oci-tests-bin
     {{ cwd }}/scripts/rust_integration_tests.sh runc
 
+# test podman rootless works with youki
+test-rootless-podman:
+    {{ cwd }}/tests/rootless-tests/run.sh {{ cwd }}/youki
+
+
 # run containerd integration tests
 containerd-test: youki-dev
     VAGRANT_VAGRANTFILE=Vagrantfile.containerd2youki vagrant up

tests/rootless-tests/run.sh

@@ -0,0 +1,18 @@
+# This is a temporary test-collection for validating youki runs correctly with podman in rootless mode
+# This will be moved to a proper rust based test crate, similar to rust-integration tests soon
+
+set -ex
+
+runtime=$1
+
+podman rm --force --ignore create-test # remove if existing
+
+podman create --runtime $runtime --name create-test hello-world
+log=$(podman start -a create-test)
+echo $log | grep "This message shows that your installation appears to be working correctly"
+podman rm create-test
+
+rand=$(head -c 10 /dev/random | base64)
+
+log=$(podman run --runtime $runtime fedora echo "$rand")
+echo $log | grep $rand