92 lines
2.3 KiB
Bash
92 lines
2.3 KiB
Bash
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#!/bin/bash
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# Test the current package under a different kernel.
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# Requires virtme and qemu to be installed.
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set -eu
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set -o pipefail
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if [[ "${1:-}" = "--in-vm" ]]; then
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shift
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mount -t bpf bpf /sys/fs/bpf
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export CGO_ENABLED=0
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export GOFLAGS=-mod=readonly
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export GOPATH=/run/go-path
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export GOPROXY=file:///run/go-path/pkg/mod/cache/download
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export GOSUMDB=off
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export GOCACHE=/run/go-cache
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if [[ -d "/run/input/bpf" ]]; then
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export KERNEL_SELFTESTS="/run/input/bpf"
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fi
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readonly output="${1}"
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shift
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echo Running tests...
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go test -v -coverpkg=./... -coverprofile="$output/coverage.txt" -count 1 ./...
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touch "$output/success"
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exit 0
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fi
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# Pull all dependencies, so that we can run tests without the
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# vm having network access.
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go mod download
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# Use sudo if /dev/kvm isn't accessible by the current user.
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sudo=""
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if [[ ! -r /dev/kvm || ! -w /dev/kvm ]]; then
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sudo="sudo"
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fi
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readonly sudo
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readonly kernel_version="${1:-}"
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if [[ -z "${kernel_version}" ]]; then
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echo "Expecting kernel version as first argument"
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exit 1
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fi
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readonly kernel="linux-${kernel_version}.bz"
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readonly selftests="linux-${kernel_version}-selftests-bpf.bz"
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readonly input="$(mktemp -d)"
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readonly output="$(mktemp -d)"
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readonly tmp_dir="${TMPDIR:-/tmp}"
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readonly branch="${BRANCH:-master}"
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fetch() {
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echo Fetching "${1}"
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wget -nv -N -P "${tmp_dir}" "https://github.com/cilium/ci-kernels/raw/${branch}/${1}"
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}
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fetch "${kernel}"
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if fetch "${selftests}"; then
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mkdir "${input}/bpf"
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tar --strip-components=4 -xjf "${tmp_dir}/${selftests}" -C "${input}/bpf"
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else
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echo "No selftests found, disabling"
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fi
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echo Testing on "${kernel_version}"
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$sudo virtme-run --kimg "${tmp_dir}/${kernel}" --memory 512M --pwd \
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--rw \
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--rwdir=/run/input="${input}" \
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--rwdir=/run/output="${output}" \
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--rodir=/run/go-path="$(go env GOPATH)" \
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--rwdir=/run/go-cache="$(go env GOCACHE)" \
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--script-sh "PATH=\"$PATH\" $(realpath "$0") --in-vm /run/output" \
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--qemu-opts -smp 2 # need at least two CPUs for some tests
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if [[ ! -e "${output}/success" ]]; then
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echo "Test failed on ${kernel_version}"
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exit 1
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else
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echo "Test successful on ${kernel_version}"
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if [[ -v COVERALLS_TOKEN ]]; then
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goveralls -coverprofile="${output}/coverage.txt" -service=semaphore -repotoken "$COVERALLS_TOKEN"
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fi
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fi
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$sudo rm -r "${input}"
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$sudo rm -r "${output}"
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