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