| # Capture network packets |
| |
| # Copyright (c) 2021 Intel Corporation |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| config NET_CAPTURE |
| bool "Network packet capture support" |
| select NET_L2_VIRTUAL |
| select NET_L2_VIRTUAL_MGMT |
| select NET_L2_IPIP |
| select NET_MGMT |
| select NET_MGMT_EVENT |
| select NET_CONTEXT_NET_PKT_POOL |
| help |
| This option allows user to capture network packets. |
| The captured packets are sent to another host for processing. |
| User can use network packet analyzer like Wireshark to |
| process the packets. |
| The captured network packets are sent using IPIP tunnel |
| as a payload in UDP datagrams. |
| |
| if NET_CAPTURE |
| |
| config NET_CAPTURE_PKT_COUNT |
| int "How many network packets to allocate for capture" |
| default 4 |
| help |
| This tells how many net_pkt to allocate for capturing |
| network traffic. Each network frame sent or received |
| will allocate one net_pkt for network metadata. |
| Each net_pkt will contain a list of net_buf's that contain |
| the actual network data. |
| |
| config NET_CAPTURE_BUF_COUNT |
| int "How many network buffers to allocate for capture" |
| default 16 |
| help |
| This tells how many net_buf to allocate for capturing |
| network traffic. |
| |
| config NET_CAPTURE_DEVICE_COUNT |
| int "Number of network capture devices" |
| default 1 |
| help |
| Number of network capture devices. Usually one is enough but |
| if one needs to send captured data to multiple different devices, |
| then you need to increase the value. |
| |
| module = NET_CAPTURE |
| module-dep = NET_LOG |
| module-str = Log level for network capture API |
| module-help = Enables network capture API debug messages. |
| source "subsys/net/Kconfig.template.log_config.net" |
| |
| config NET_CAPTURE_TX_DEBUG |
| bool "Debug sent packets" |
| depends on NET_CAPTURE_LOG_LEVEL_DBG |
| help |
| Enables printing of sent network packet. |
| This can produce lot of output so it is disabled by default. |
| |
| endif # NET_CAPTURE |