From 3c79df31a475393e0465640361069672e7d636e0 Mon Sep 17 00:00:00 2001
From: Lokesh Mandvekar <lsm5@redhat.com>
Date: Tue, 7 Apr 2026 13:21:11 -0400
Subject: [PATCH] Fix pasta_opts compose test to verify MTU option

Use podman exec to check ip link MTU instead of ncat-based host
connectivity test which does not actually validate pasta options.

Signed-off-by: Lokesh Mandvekar <lsm5@redhat.com>
---
 test/compose/pasta_opts/docker-compose.yml |  4 ++--
 test/compose/pasta_opts/setup.sh           |  8 --------
 test/compose/pasta_opts/teardown.sh        |  4 ----
 test/compose/pasta_opts/tests.sh           | 19 +++----------------
 4 files changed, 5 insertions(+), 30 deletions(-)
 delete mode 100644 test/compose/pasta_opts/setup.sh
 delete mode 100644 test/compose/pasta_opts/teardown.sh

diff --git a/test/compose/pasta_opts/docker-compose.yml b/test/compose/pasta_opts/docker-compose.yml
index 9af3fafdeb..ba8453b7d4 100644
--- a/test/compose/pasta_opts/docker-compose.yml
+++ b/test/compose/pasta_opts/docker-compose.yml
@@ -1,5 +1,5 @@
 services:
   alpine:
     image: alpine
-    network_mode: "pasta:--ipv4-only,-a,10.0.2.0,-n,24,-g,10.0.2.2,--dns-forward,10.0.2.3,--mtu,1280,--no-ndp,--no-dhcpv6,--no-dhcp"
-    command: sh -c "echo teststring | nc 10.0.2.2 5001"
+    network_mode: "pasta:--ipv4-only,--mtu,1280"
+    command: ["top"]
diff --git a/test/compose/pasta_opts/setup.sh b/test/compose/pasta_opts/setup.sh
deleted file mode 100644
index 03e250d345..0000000000
--- a/test/compose/pasta_opts/setup.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-# -*- bash -*-
-
-# create tempfile to store nc output
-OUTFILE=$(mktemp)
-# listen on a port, the container will try to connect to it
-ncat -l 5001 > $OUTFILE &
-
-nc_pid=$!
diff --git a/test/compose/pasta_opts/teardown.sh b/test/compose/pasta_opts/teardown.sh
deleted file mode 100644
index 091a4b9c72..0000000000
--- a/test/compose/pasta_opts/teardown.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-# -*- bash -*-
-
-kill $nc_pid &> /dev/null || true
-rm -f $OUTFILE
diff --git a/test/compose/pasta_opts/tests.sh b/test/compose/pasta_opts/tests.sh
index 2d41311ad8..dd5c672d74 100644
--- a/test/compose/pasta_opts/tests.sh
+++ b/test/compose/pasta_opts/tests.sh
@@ -1,19 +1,6 @@
 # -*- bash -*-
 
-expected="teststring"
+ctr_name="pasta_opts-alpine-1"
 
-# Reading from the nc socket is flaky because docker-compose only starts
-# the containers. We cannot know at this point if the container did already
-# send the message. Give the container 5 seconds time to send the message
-# to prevent flakes.
-container_timeout=5
-while [ $container_timeout -gt 0 ]; do
-    output="$(< $OUTFILE)"
-    if [ -n "$output" ]; then
-        break
-    fi
-    sleep 1
-    container_timeout=$(($container_timeout - 1))
-done
-
-is "$output" "$expected" "$testname : nc received teststring"
+podman exec "$ctr_name" ip link
+like "$output" "mtu 1280" "$testname : mtu is set to 1280"