assert "sudo test -f /etc/dovecot/\"$vm_domainname\"/imap/x509/key.pem" hint
sudo install -m 400 -o root -g root \
"$tool"/var/pub/x509/imap."$vm_domainname"/crt+crl.self-signed.pem \
assert "sudo test -f /etc/dovecot/\"$vm_domainname\"/imap/x509/key.pem" hint
sudo install -m 400 -o root -g root \
"$tool"/var/pub/x509/imap."$vm_domainname"/crt+crl.self-signed.pem \