metrics: Enable kata runtime in K8s for FIO test.

This PR configures the corresponding kata runtime in K8s
based on the tested hypervisor.

This PR also enables FIO metrics test in the kata metrics-ci.

Fixes: #7665

Signed-off-by: David Esparza <david.esparza.borquez@intel.com>

tests/metrics/gha-run.sh

@@ -87,10 +87,8 @@ function run_test_tensorflow() {
 
 function run_test_fio() {
 	info "Running FIO test using ${KATA_HYPERVISOR} hypervisor"
-        # ToDo: remove the exit once the metrics workflow is stable
-        exit 0
 
-	bash storage/fio-k8s/fio-test-ci.sh
+	bash tests/metrics/storage/fio-k8s/fio-test-ci.sh
 }
 
 function run_test_iperf() {

tests/metrics/storage/fio-k8s/Makefile

@@ -24,5 +24,8 @@ test: build
 run: build
 	make -C $(MKFILE_DIR)/scripts/dax-compare-test/ run
 
-test-ci: build
-	make -C $(MKFILE_DIR)/cmd/fiotest/ runci
+test-qemu: build
+	make -C $(MKFILE_DIR)/cmd/fiotest/ run-qemu
+
+test-clh: build
+	make -C $(MKFILE_DIR)/cmd/fiotest/ run-clh

tests/metrics/storage/fio-k8s/cmd/fiotest/Makefile

@@ -20,5 +20,8 @@ gomod:
 	 go mod edit -replace=github.com/kata-containers/kata-containers/tests/metrics/env=../../pkg/env
 	 go mod tidy
 
-runci: build
-	$(MKFILE_DIR)/fio-k8s --debug --fio.size 10M --output-dir test-results --test-name kata $(MKFILE_DIR)/../../configs/example-config/
+run-qemu: build
+	$(MKFILE_DIR)/fio-k8s --debug --fio.size 10M --output-dir test-results --test-name kata --container-runtime kata-qemu $(MKFILE_DIR)/../../configs/example-config/
+
+run-clh: build
+	$(MKFILE_DIR)/fio-k8s --debug --fio.size 10M --output-dir test-results --test-name kata --container-runtime kata-clh $(MKFILE_DIR)/../../configs/example-config/

tests/metrics/storage/fio-k8s/configs/example-config/kata-clh.yaml

@@ -0,0 +1,17 @@
+## Copyright (c) 2021 Intel Corporation
+#
+## SPDX-License-Identifier: Apache-2.0
+#
+apiVersion: v1
+kind: Pod
+metadata:
+  name: iometrics
+spec:
+  runtimeClassName: kata-clh
+  containers:
+  - args:
+    - sleep
+    - infinity
+    image: ubuntu:latest
+    name: iometrics
+    imagePullPolicy: Always

tests/metrics/storage/fio-k8s/configs/example-config/kata-qemu.yaml

@@ -0,0 +1,17 @@
+## Copyright (c) 2021 Intel Corporation
+#
+## SPDX-License-Identifier: Apache-2.0
+#
+apiVersion: v1
+kind: Pod
+metadata:
+  name: iometrics
+spec:
+  runtimeClassName: kata-qemu
+  containers:
+  - args:
+    - sleep
+    - infinity
+    image: ubuntu:latest
+    name: iometrics
+    imagePullPolicy: Always

tests/metrics/storage/fio-k8s/fio-test-ci.sh

@@ -18,11 +18,12 @@ function main() {
 	check_processes
 	init_env
 
-	export KUBECONFIG="$HOME/.kube/config"
-
 	pushd "${FIO_PATH}"
-		echo "INFO: Running K8S FIO test"
-		make test-ci
+		[ -z "${KATA_HYPERVISOR}" ] && die "Hypervisor ID is missing."
+		[ "${KATA_HYPERVISOR}" != "qemu" ] && [ "${KATA_HYPERVISOR}" != "clh" ] && die "Hypervisor not recognized: ${KATA_HYPERVISOR}"
+
+		echo "INFO: Running K8S FIO test using ${KATA_HYPERVISOR} hypervisor"
+		make "test-${KATA_HYPERVISOR}"
 	popd
 
 	test_result_file="${FIO_PATH}/cmd/fiotest/test-results/kata/randrw-sync.job/output.json"
@@ -30,7 +31,7 @@ function main() {
 	metrics_json_init
 	local read_io=$(cat $test_result_file | grep io_bytes | head -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
 	local read_bw=$(cat $test_result_file | grep bw_bytes | head -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
- 	local read_90_percentile=$(cat $test_result_file | grep 90.000000 | head -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
+	local read_90_percentile=$(cat $test_result_file | grep 90.000000 | head -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
 	local read_95_percentile=$(cat $test_result_file | grep 95.000000 | head -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
 	local write_io=$(cat $test_result_file | grep io_bytes | head -2 | tail -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')
 	local write_bw=$(cat $test_result_file | grep bw_bytes | head -2 | tail -1 | sed 's/[[:blank:]]//g' | cut -f2 -d ':' | cut -f1 -d ',')