Merge pull request #13646 from Luap99/slirp4netns-portrange

fix slirp4netns port forwarding with ranges

1 files changed, 21 insertions, 0 deletions

diff --git a/test/system/500-networking.bats b/test/system/500-networking.bats
index a95561635..78ad3fe04 100644
--- a/test/system/500-networking.bats
+++ b/test/system/500-networking.bats
@@ -632,4 +632,25 @@ EOF
     is "$output" ".*nameserver $subnet.1.*" "integrated dns nameserver is set"
 }
 
+@test "podman run port forward range" {
+    for netmode in bridge slirp4netns:port_handler=slirp4netns slirp4netns:port_handler=rootlesskit; do
+        local port=$(random_free_port)
+        local end_port=$(( $port + 2 ))
+        local range="$port-$end_port:$port-$end_port"
+        local random=$(random_string)
+
+        run_podman run --network $netmode -p "$range" -d $IMAGE sleep inf
+        cid="$output"
+        for port in $(seq $port $end_port); do
+            run_podman exec -d $cid nc -l -p $port -e /bin/cat
+            # -w 1 adds a 1 second timeout, for some reason ubuntus ncat doesn't close the connection on EOF,
+            # other options to change this are not portable across distros but -w seems to work
+            run nc -w 1 127.0.0.1 $port <<<$random
+            is "$output" "$random" "ncat got data back (netmode=$netmode port=$port)"
+        done
+
+        run_podman rm -f -t0 $cid
+    done
+}
+
 # vim: filetype=sh