Systemd/test/units/testsuite-54.sh

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#!/usr/bin/env bash
set -ex
systemd-analyze log-level debug
# Verify that the creds are properly loaded and we can read them from the service's unpriv user
systemd-run -p LoadCredential=passwd:/etc/passwd \
-p LoadCredential=shadow:/etc/shadow \
-p SetCredential=dog:wuff \
-p DynamicUser=1 \
--wait \
--pipe \
cat '${CREDENTIALS_DIRECTORY}/passwd' '${CREDENTIALS_DIRECTORY}/shadow' '${CREDENTIALS_DIRECTORY}/dog' > /tmp/ts54-concat
( cat /etc/passwd /etc/shadow && echo -n wuff ) | cmp /tmp/ts54-concat
rm /tmp/ts54-concat
# Verify that the creds are immutable
! systemd-run -p LoadCredential=passwd:/etc/passwd \
-p DynamicUser=1 \
--wait \
touch '${CREDENTIALS_DIRECTORY}/passwd'
! systemd-run -p LoadCredential=passwd:/etc/passwd \
-p DynamicUser=1 \
--wait \
rm '${CREDENTIALS_DIRECTORY}/passwd'
systemd-analyze log-level info
echo OK > /testok
exit 0