Add dtlscid.test to make check testing

scripts/dtlscid.test

@@ -2,6 +2,21 @@
 
 set -e
 
+# if we can, isolate the network namespace to eliminate port collisions.
+if [[ -n "$NETWORK_UNSHARE_HELPER" ]]; then
+     if [[ -z "$NETWORK_UNSHARE_HELPER_CALLED" ]]; then
+         export NETWORK_UNSHARE_HELPER_CALLED=yes
+         exec "$NETWORK_UNSHARE_HELPER" "$0" "$@" || exit $?
+     fi
+elif [ "${AM_BWRAPPED-}" != "yes" ]; then
+    bwrap_path="$(command -v bwrap)"
+    if [ -n "$bwrap_path" ]; then
+        export AM_BWRAPPED=yes
+        exec "$bwrap_path" --unshare-net --dev-bind / / "$0" "$@"
+    fi
+    unset AM_BWRAPPED
+fi
+
 cleanup () {
     echo "Cleaning up..."
     if [ ! -z "$SERVER_PID" ];then
@@ -17,23 +32,20 @@ SCID="BB"
 HEXCID=$(printf $CCID | od -An -tx1 | tr -d ' \n')
 HEXSCID=$(printf $SCID | od -An -tx1 | tr -d ' \n')
 WOLFSSL_ROOT=$(pwd)
-SERVER_PORT=11111
-
-(killall lt-server || true)
-(killall lt-client || true)
 
 test_cid () {
-    $WOLFSSL_ROOT/examples/server/server -v4 -u --cid $SCID 2>/tmp/serr 1>/tmp/sout &
+    echo "Running test_cid"
+    SERVER_FILE=$(mktemp)
+    CLIENT_FILE=$(mktemp)
+    $WOLFSSL_ROOT/examples/server/server -v4 -u --cid $SCID 1> $SERVER_FILE &
     SERVER_PID=$!
     sleep 0.2
-    now=$(date +%s.%N)
+    $WOLFSSL_ROOT/examples/client/client -v4 -u --cid $CCID 1> $CLIENT_FILE
-    $WOLFSSL_ROOT/examples/client/client -v4 -u --cid $CCID 2>/tmp/cerr 1>/tmp/cout
-    elapsed=$(echo $(date +%s.%N) - $now | bc)
-    echo "it took ${elapsed} sec(s)" >> /tmp/udp
     wait $SERVER_PID
     SERVER_PID=
-    grep "Sending CID is ${HEXSCID}" < /tmp/cout
+    grep "Sending CID is ${HEXSCID}" $CLIENT_FILE > /dev/null
-    grep "Sending CID is ${HEXCID}" < /tmp/sout
+    grep "Sending CID is ${HEXCID}" $SERVER_FILE > /dev/null
+    echo "test_cid has passed"
 }
 
 test_cid

scripts/include.am

@@ -119,6 +119,10 @@ EXTRA_DIST += scripts/dtls13.test
 EXTRA_DIST += scripts/dtlscid.test
 endif
 
+if BUILD_DTLS_CID
+dist_noinst_SCRIPTS+= scripts/dtlscid.test
+endif
+
 EXTRA_DIST += scripts/bench/bench_functions.sh
 
 EXTRA_DIST += scripts/user_settings_asm.sh