tests: monitor: Hide temporary file names from error output

Make error output deterministic by passing input to nft via stdin. This
way error messages will contain "/dev/stdin" instead of the temporary
file name.

Signed-off-by: Phil Sutter <phil@nwl.cc>

diff --git a/tests/monitor/run-tests.sh b/tests/monitor/run-tests.sh
index ff00450b19c231562424d4375fd906b739fa6add..b5ca47d9838e49cf1203c01e0b290238c83c7469 100755 (executable)
--- a/tests/monitor/run-tests.sh
+++ b/tests/monitor/run-tests.sh
@@ -74,7 +74,7 @@ monitor_run_test() {
                echo "command file:"
                cat $command_file
        }
-       $nft -f $command_file || {
+       $nft -f - <$command_file || {
                err "nft command failed!"
                rc=1
        }
@@ -103,7 +103,7 @@ echo_run_test() {
                echo "command file:"
                cat $command_file
        }
-       $nft -nn -e -f $command_file >$echo_output || {
+       $nft -nn -e -f - <$command_file >$echo_output || {
                err "nft command failed!"
                rc=1
        }