systemd/test/units/testsuite-02.sh

#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -eux
set -o pipefail

if ! systemd-detect-virt -qc && [[ "${TEST_CMDLINE_NEWLINE:-}" != bar ]]; then
    cat /proc/cmdline
    echo >&2 "Expected TEST_CMDLINE_NEWLINE=bar from the kernel command line"
    exit 1
fi

# If we're running with TEST_PREFER_NSPAWN=1 limit the set of tests we run
# in QEMU to only those that can't run in a container to avoid running
# the same tests again in a, most likely, very slow environment
if ! systemd-detect-virt -qc && [[ "${TEST_PREFER_NSPAWN:-0}" -ne 0 ]]; then
    TESTS_GLOB="test-loop-block"
else
    TESTS_GLOB=${TESTS_GLOB:-test-*}
fi

NPROC=$(nproc)
MAX_QUEUE_SIZE=${NPROC:-2}

# Reset state
rm -fv /failed /skipped /testok
touch /lock

if ! systemd-detect-virt -qc; then
    # Make sure ping works for unprivileged users (for test-bpf-firewall)
    sysctl net.ipv4.ping_group_range="0 2147483647"
fi

# Check & report test results
# Arguments:
#   $1: test path
#   $2: test exit code
run_test() {
    if [[ $# -ne 1 ]]; then
        echo >&2 "run_test: missing arguments"
        exit 1
    fi

    local test="$1"
    local name="${test##*/}"

    echo "Executing test $name as unit $name.service"

    systemd-run --quiet --property Delegate=1 --unit="$name" --wait "$test" && ret=0 || ret=$?

    exec {LOCK_FD}> /lock
    flock --exclusive ${LOCK_FD}

    if [[ $ret -ne 0 && $ret != 77 && $ret != 127 ]]; then
        echo "$name failed with $ret"
        echo "$name" >>/failed-tests
        {
            echo "--- $name begin ---"
            journalctl --unit="$name" --no-hostname -o short-monotonic
            echo "--- $name end ---"
        } >>/failed
    elif [[ $ret == 77 || $ret == 127 ]]; then
        echo "$name skipped"
        echo "$name" >>/skipped-tests
        {
            echo "--- $name begin ---"
            journalctl --unit="$name" --no-hostname -o short-monotonic
            echo "--- $name end ---"
        } >>/skipped
    else
        echo "$name OK"
        echo "$name" >>/testok
    fi

    exec {LOCK_FD}<&-
}

export -f run_test

find /usr/lib/systemd/tests/unit-tests/ -maxdepth 1 -type f -name "${TESTS_GLOB}" -print0 |
    xargs -0 -I {} --max-procs="$MAX_QUEUE_SIZE" bash -ec "run_test {}"

# Test logs are sometimes lost, as the system shuts down immediately after
journalctl --sync

test ! -s /failed
touch /testok