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net: websocket: fix masked data when server sends close

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When sending the close command as a server, the data is incorrectly
masked which violates RFC6455 section 5.1.

Use the is_client flag to avoid masking if the close is for a websocket
server.

Signed-off-by: Eric Holmberg <eric.holmberg@northriversystems.co.nz>
This commit is contained in:
Eric Holmberg 2025-04-03 00:13:37 +13:00 • committed by Benjamin Cabé
commit 84d3cafbce
1 changed files with 1 additions and 1 deletions
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2
subsys/net/lib/websocket/websocket.c
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@ -421,7 +421,7 @@ static int websocket_interal_disconnect(struct websocket_context *ctx)
NET_DBG("[%p] Disconnecting", ctx);
ret = websocket_send_msg(ctx->sock, NULL, 0, WEBSOCKET_OPCODE_CLOSE,
true, true, SYS_FOREVER_MS);
ctx->is_client, true, SYS_FOREVER_MS);
if (ret < 0) {
NET_DBG("[%p] Failed to send close message (err %d).", ctx, ret);
}