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#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
# shellcheck disable=SC2235
set -eux
set -o pipefail
# shellcheck source=test/units/generator-utils.sh
. "$(dirname "$0")/generator-utils.sh"
GENERATOR_BIN="/usr/lib/systemd/user-environment-generators/30-systemd-environment-d-generator"
CONFIG_FILE="/run/environment.d/99-test.conf"
OUT_FILE="$(mktemp)"
at_exit() {
set +e
rm -frv "${CONFIG_FILE:?}" "${OUT_FILE:?}"
systemctl -M testuser@.host --user daemon-reload
}
trap at_exit EXIT
test -x "${GENERATOR_BIN:?}"
mkdir -p /run/environment.d/
cat >"$CONFIG_FILE" <<EOF
\t\n\t
3
=
=
INVALID
ALSO_INVALID=
EMPTY_INVALID=""
3_INVALID=foo
xxxx xx xxxxxx
# This is a comment
$(printf "%.0sx" {0..4096})=
SIMPLE=foo
REF=\$SIMPLE
ALSO_REF=\${SIMPLE}
DEFAULT="\${NONEXISTENT:-default value}"
ALTERNATE="\${SIMPLE:+alternate value}"
LIST=foo,bar,baz
SIMPLE=redefined
UNASSIGNED=\$FOO_BAR_BAZ
VERY_LONG="very $(printf "%.0sx" {0..4096})= long string"
EOF
# Source env assignments from a file and check them - do this in a subshell
# to not pollute the test environment
check_environment() {(
# shellcheck source=/dev/null
source "${1:?}"
[[ "$SIMPLE" == "redefined" ]]
[[ "$REF" == "foo" ]]
[[ "$ALSO_REF" == "foo" ]]
[[ "$DEFAULT" == "default value" ]]
[[ "$ALTERNATE" == "alternate value" ]]
[[ "$LIST" == "foo,bar,baz" ]]
[[ "$VERY_LONG" =~ ^very\ ]]
[[ "$VERY_LONG" =~ \ long\ string$ ]]
[[ -z "$UNASSIGNED" ]]
[[ ! -v INVALID ]]
[[ ! -v ALSO_INVALID ]]
[[ ! -v EMPTY_INVALID ]]
[[ ! -v 3_INVALID ]]
)}
# Check the output by directly calling the generator
"$GENERATOR_BIN" | tee "$OUT_FILE"
check_environment "$OUT_FILE"
: >"$OUT_FILE"
# Check if the generator is correctly called in a user session
systemctl -M testuser@.host --user daemon-reload
systemctl -M testuser@.host --user show-environment | tee "$OUT_FILE"
check_environment "$OUT_FILE"
(! "$GENERATOR_BIN" foo)
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