relx script patch to control node name and cookie

rel/relx.patch

@@ -0,0 +1,34 @@
+@@ -149,7 +149,7 @@
+ fi
+
+ # Extract the target node name from node.args
+-NAME_ARG=$(egrep '^-s?name' "$VMARGS_PATH" || true)
++NAME_ARG=${NAME_ARG:-$(egrep '^-s?name' "$VMARGS_PATH" || true)}
+ if [ -z "$NAME_ARG" ]; then
+     echo "vm.args needs to have either -name or -sname parameter."
+     exit 1
+@@ -162,7 +162,7 @@
+ PIPE_DIR="${PIPE_DIR:-/tmp/erl_pipes/$NAME/}"
+
+ # Extract the target cookie
+-COOKIE_ARG="$(grep '^-setcookie' "$VMARGS_PATH" || true)"
++COOKIE_ARG="${COOKIE_ARG:-$(grep '^-setcookie' "$VMARGS_PATH" || true)}"
+ if [ -z "$COOKIE_ARG" ]; then
+     echo "vm.args needs to have a -setcookie parameter."
+     exit 1
+@@ -374,6 +374,7 @@
+         set -- "$BINDIR/erlexec" -boot "$BOOTFILE" -mode "$CODE_LOADING_MODE" \
+             -boot_var ERTS_LIB_DIR "$ERTS_LIB_DIR" \
+             -config "$RELX_CONFIG_PATH" \
++            $NAME_ARG \
+             -args_file "$VMARGS_PATH"
+
+         # Dump environment info for logging purposes
+@@ -410,6 +411,7 @@
+         set -- "$BINDIR/erlexec" $FOREGROUNDOPTIONS \
+             -boot "$REL_DIR/$BOOTFILE" -mode "$CODE_LOADING_MODE" -config "$RELX_CONFIG_PATH" \
+             -boot_var ERTS_LIB_DIR "$ERTS_LIB_DIR" \
++            $NAME_ARG \
+             -args_file "$VMARGS_PATH"
+
+         # Dump environment info for logging purposes