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[Unit]
Description=Test for TemporaryFileSystem with read-only mode
[Service]
Type=oneshot
# Check directories exist
ExecStart=/bin/sh -c 'test -d /var/test-exec-temporaryfilesystem/rw && test -d /var/test-exec-temporaryfilesystem/ro'
# Check TemporaryFileSystem= are empty
ExecStart=/bin/sh -c 'for i in $$(ls -A /var); do test $$i = test-exec-temporaryfilesystem || false; done'
# Cannot create a file in /var
ExecStart=/bin/sh -c '! touch /var/hoge'
# Create a file in /var/test-exec-temporaryfilesystem/rw
ExecStart=/bin/sh -c 'touch /var/test-exec-temporaryfilesystem/rw/thisisasimpletest-temporaryfilesystem'
# Then, the file can be access through /tmp
ExecStart=/bin/sh -c 'test -f /tmp/thisisasimpletest-temporaryfilesystem'
# Also, through /var/test-exec-temporaryfilesystem/ro
ExecStart=/bin/sh -c 'test -f /var/test-exec-temporaryfilesystem/ro/thisisasimpletest-temporaryfilesystem'
# The file cannot modify through /var/test-exec-temporaryfilesystem/ro
ExecStart=/bin/sh -c '! touch /var/test-exec-temporaryfilesystem/ro/thisisasimpletest-temporaryfilesystem'
# Cleanup
ExecStart=/bin/sh -c 'rm /tmp/thisisasimpletest-temporaryfilesystem'
TemporaryFileSystem=/var:ro
BindPaths=/tmp:/var/test-exec-temporaryfilesystem/rw
BindReadOnlyPaths=/tmp:/var/test-exec-temporaryfilesystem/ro
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