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https://github.com/aljazceru/kata-containers.git
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3cc20b47a6
Let's keep both checks for now, but in the future we'll be able to remove the check for "firecracker", as the hypervisor name used as part of the GitHub Actions has to match what's used as part of the kata-deploy stuff, which is `fc` (as in `kata-fc for the runtime class) instead of `firecracker`. Signed-off-by: Fabiano Fidêncio <fabiano.fidencio@intel.com>
90 lines
3.1 KiB
Bash
90 lines
3.1 KiB
Bash
#!/usr/bin/env bats
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#
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# Copyright (c) 2018 Intel Corporation
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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load "${BATS_TEST_DIRNAME}/../../common.bash"
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load "${BATS_TEST_DIRNAME}/tests_common.sh"
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setup() {
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[ "${KATA_HYPERVISOR}" == "firecracker" ] && skip "test not working see: ${fc_limitations}"
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[ "${KATA_HYPERVISOR}" == "fc" ] && skip "test not working see: ${fc_limitations}"
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[ "${KATA_HYPERVISOR}" == "dragonball" ] && skip "test not working see: ${dragonball_limitations}"
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( [ "${KATA_HYPERVISOR}" == "qemu-tdx" ] || [ "${KATA_HYPERVISOR}" == "qemu-snp" ] || [ "${KATA_HYPERVISOR}" == "qemu-sev" ] ) \
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&& skip "TEEs do not support memory / CPU hotplug"
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pod_name="constraints-cpu-test"
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container_name="first-cpu-container"
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sharessyspath="/sys/fs/cgroup/cpu/cpu.shares"
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quotasyspath="/sys/fs/cgroup/cpu/cpu.cfs_quota_us"
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periodsyspath="/sys/fs/cgroup/cpu/cpu.cfs_period_us"
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total_cpus=2
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total_requests=512
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total_cpu_container=1
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get_pod_config_dir
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}
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@test "Check CPU constraints" {
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[ "${KATA_HYPERVISOR}" == "firecracker" ] && skip "test not working see: ${fc_limitations}"
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[ "${KATA_HYPERVISOR}" == "dragonball" ] && skip "test not working see: ${dragonball_limitations}"
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( [ "${KATA_HYPERVISOR}" == "qemu-tdx" ] || [ "${KATA_HYPERVISOR}" == "qemu-snp" ] || [ "${KATA_HYPERVISOR}" == "qemu-sev" ] ) \
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&& skip "TEEs do not support memory / CPU hotplug"
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# Create the pod
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kubectl create -f "${pod_config_dir}/pod-cpu.yaml"
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# Check pod creation
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kubectl wait --for=condition=Ready --timeout=$timeout pod "$pod_name"
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retries="10"
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num_cpus_cmd='grep -e "^processor" /proc/cpuinfo |wc -l'
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# Check the total of cpus
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for _ in $(seq 1 "$retries"); do
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# Get number of cpus
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total_cpus_container=$(kubectl exec pod/"$pod_name" -c "$container_name" \
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-- sh -c "$num_cpus_cmd")
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# Verify number of cpus
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[ "$total_cpus_container" -le "$total_cpus" ]
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[ "$total_cpus_container" -eq "$total_cpus" ] && break
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sleep 1
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done
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[ "$total_cpus_container" -eq "$total_cpus" ]
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# Check the total of requests
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total_requests_container=$(kubectl exec $pod_name -c $container_name \
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-- sh -c "cat $sharessyspath")
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[ "$total_requests_container" -eq "$total_requests" ]
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# Check the cpus inside the container
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total_cpu_quota=$(kubectl exec $pod_name -c $container_name \
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-- sh -c "cat $quotasyspath")
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total_cpu_period=$(kubectl exec $pod_name -c $container_name \
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-- sh -c "cat $periodsyspath")
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division_quota_period=$(echo $((total_cpu_quota/total_cpu_period)))
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[ "$division_quota_period" -eq "$total_cpu_container" ]
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}
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teardown() {
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[ "${KATA_HYPERVISOR}" == "firecracker" ] && skip "test not working see: ${fc_limitations}"
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[ "${KATA_HYPERVISOR}" == "fc" ] && skip "test not working see: ${fc_limitations}"
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[ "${KATA_HYPERVISOR}" == "dragonball" ] && skip "test not working see: ${dragonball_limitations}"
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( [ "${KATA_HYPERVISOR}" == "qemu-tdx" ] || [ "${KATA_HYPERVISOR}" == "qemu-snp" ] || [ "${KATA_HYPERVISOR}" == "qemu-sev" ] ) \
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&& skip "TEEs do not support memory / CPU hotplug"
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# Debugging information
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kubectl describe "pod/$pod_name"
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kubectl delete pod "$pod_name"
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}
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