Adding FFI memeory test

Adding tmt FFI plan running ffi tests
Prepare script per images,
c9s, fedora, autosd (vm)
followed by test running cotainer and verify systemd activated oom killer

Adding supoport in OS based prepares
Tmt tests requires, to use tmt --context with scenario=ffi, distro=<os type> run ..

ffi-tools container image is downloaded from sig container-images

Signed-off-by: Yariv Rachmani <[email protected]>

plans/e2e/ffi.fmf

@@ -21,7 +21,7 @@ adjust:
         script: |
            cd tests/e2e
            ./set-ffi-env-e2e --qm-setup-from-gh-url=https://raw.githubusercontent.com/containers
-   when: scenario == ffi
+   when: scenario == ffi and distro == centos-stream-9, fedora
 
 execute:
     how: tmt

tests/e2e/README.md

@@ -203,7 +203,7 @@ tmt run plans -n /plans/e2e/tier-0
 
 or connecting to VM:
 
-tmt run -c distro=centos-stream-9 -a \
+tmt -c distro=centos-stream-9 run -a \
         provision --how connect -u root -p ${PASSWORD} -P ${PORT} -g localhost \
         plans -n /plans/e2e/tier-0
 ```

tests/e2e/tools/README.md

@@ -1 +1,5 @@
 The `remove-containers` script will remove all containers (and images) which name start with node* or control from the output of podman ps. Useful to cleanup environment before executing tests and measures.
+
+### Freedom From Interference
+
+Under FFI c binaries build in different [automotive-repo](https://gitlab.com/CentOS/automotive/container-images/-/tree/main/images/ffi-tools)

tests/ffi/memory/main.fmf

@@ -0,0 +1,8 @@
+summary: Test is calling systemd as stand alone test
+test:
+    /bin/bash ./test.sh
+
+tag: ffi
+
+framework:
+    shell

tests/ffi/memory/prepare.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+# shellcheck disable=SC1091
+
+
+prepare_test() {
+
+   qm_service_file=$(systemctl show -P  SourcePath qm)
+
+   #create backup file for qm unit file
+   qm_service_backup=$(mktemp -d -p /tmp)/qm.service
+   cp "${qm_service_file}" "${qm_service_backup}"
+
+   # Keep definition for the test not to survive reboot
+   #systemctl set-property --runtime qm ManagedOOMMemoryPressure=kill
+}
+
+reload_config() {
+
+   systemctl daemon-reload
+   systemctl restart qm
+
+}

tests/ffi/memory/test.sh

@@ -0,0 +1,18 @@
+#!/bin/bash -eux
+
+# shellcheck disable=SC1091
+
+. ../memory/prepare.sh
+
+prepare_test
+reload_config
+
+podman run --replace -d --name ffi-asil \
+     https://quay.io/repository/centos-sig-automotive/ffi-tools:latest \
+     ./ASIL/20_percent_memory_eat > /dev/null
+
+podman exec -it qm /bin/bash -c \
+     "podman run --rm -it https://quay.io/repository/centos-sig-automotive/ffi-tools \
+     ./QM/90_percent_memory_eat >  /dev/null"
+
+systemctl status qm --no-pager | grep "qm.service: A process of this unit has been killed"