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Mon, 09 Dec 2024 00:52:58 -0800 (PST) Received: from serenity.mandelbit.com ([2001:67c:2fbc:1:c60f:6f50:7258:1f7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-38621fbbea8sm12439844f8f.97.2024.12.09.00.52.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Dec 2024 00:52:58 -0800 (PST) From: Antonio Quartulli Subject: [PATCH net-next v14 00/22] Introducing OpenVPN Data Channel Offload Date: Mon, 09 Dec 2024 09:53:09 +0100 Message-Id: <20241209-b4-ovpn-v14-0-ea243cf16417@openvpn.net> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAPavVmcC/23QTW7DIBAF4KtErEsLw1/IqveougB7qFkUW9iyU kW+eyeu2lDJ3sHjmwe+sRlrxpldTjdWcc1zHgstpH46sW4I5QN57mmDgQAthQAeNR/XqXCkT5n Oeh2A0empYsrXfdQbK7jwgteFvVMSw4w81lC64T7pN3v5DLnc5ZDnZaxf+x1Wv/ufNmn/2lbPB Q8hou8BTOjN6zhhoeSZxu0tqxQNBfOgUpCNZ2eUcM5FdAdWttY3VpLtUVt/7pwKcNQLDwvND6K ALCifklMqJn/Uq1rbPFcqstalqCNaaxH+223bvgEQZ2NwuwEAAA== X-Change-ID: 20241002-b4-ovpn-eeee35c694a2 To: netdev@vger.kernel.org, Eric Dumazet , Jakub Kicinski , Paolo Abeni , Donald Hunter , Antonio Quartulli , Shuah Khan , sd@queasysnail.net, ryazanov.s.a@gmail.com, Andrew Lunn Cc: Simon Horman , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, steffen.klassert@secunet.com, antony.antony@secunet.com, willemdebruijn.kernel@gmail.com, dsahern@kernel.org, Andrew Lunn , Shuah Khan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=4980; i=antonio@openvpn.net; h=from:subject:message-id; bh=RkDN0/Vb8fDj5cc6k9aNnBeYuln+qmKNXSoCz4G0uVA=; b=owEBbQGS/pANAwAIAQtw5TqgONWHAcsmYgBnVrASVSXzn1cotAscdJxO9+UUvicacz39zBOkU C9KKvYXe8OJATMEAAEIAB0WIQSZq9xs+NQS5N5fwPwLcOU6oDjVhwUCZ1awEgAKCRALcOU6oDjV h9QvB/0caCT2PDLTFMHRUt6gXQGwRnKeORFMmTSkbfq9HI/1Xf+arGqQX0ssQHHy45SzlxcEyaN +su6RdoGdX2rh4hzIeo0q/uzk855Guvy6H6Lg/KGl4D91CHU78egFx7YfdvKH/HsXTsVwApd6w5 VIjzJFleqf7tKHx1DWwl4j5ym2ocbhqKKnl+k5nwc1tnCduwWEqOxaSF+MjbDxyXsatIXNIbY1e v79eq1oUonrv+SX0t7+XKYOlqC3KAvQF08IINIRnpi8ajn30lTckzY9/X6EaoCQzM4gAePfzovr 6+0IQ9UQWMt/l02RkJh4BdL3U3ogjhIjRuOi7xycYA9ykxQL X-Developer-Key: i=antonio@openvpn.net; a=openpgp; fpr=CABDA1282017C267219885C748F0CCB68F59D14C X-Patchwork-Delegate: kuba@kernel.org Notable changes since v13: * included linux/ipv6.h in 07/22 to fix build on nios2 (reported by kernel test robot) Please note that some patches were already reviewed by Andre Lunn, Donald Hunter and Shuah Khan. They have retained the Reviewed-by tag since no major code modification has happened since the review. The latest code can also be found at: https://github.com/OpenVPN/linux-kernel-ovpn Thanks a lot! Best Regards, Antonio Quartulli OpenVPN Inc. --- Antonio Quartulli (22): net: introduce OpenVPN Data Channel Offload (ovpn) ovpn: add basic netlink support ovpn: add basic interface creation/destruction/management routines ovpn: keep carrier always on for MP interfaces ovpn: introduce the ovpn_peer object ovpn: introduce the ovpn_socket object ovpn: implement basic TX path (UDP) ovpn: implement basic RX path (UDP) ovpn: implement packet processing ovpn: store tunnel and transport statistics ovpn: implement TCP transport ovpn: implement multi-peer support ovpn: implement peer lookup logic ovpn: implement keepalive mechanism ovpn: add support for updating local UDP endpoint ovpn: add support for peer floating ovpn: implement peer add/get/dump/delete via netlink ovpn: implement key add/get/del/swap via netlink ovpn: kill key and notify userspace in case of IV exhaustion ovpn: notify userspace when a peer is deleted ovpn: add basic ethtool support testing/selftests: add test tool and scripts for ovpn module Documentation/netlink/specs/ovpn.yaml | 368 +++ MAINTAINERS | 11 + drivers/net/Kconfig | 14 + drivers/net/Makefile | 1 + drivers/net/ovpn/Makefile | 22 + drivers/net/ovpn/bind.c | 55 + drivers/net/ovpn/bind.h | 101 + drivers/net/ovpn/crypto.c | 211 ++ drivers/net/ovpn/crypto.h | 145 ++ drivers/net/ovpn/crypto_aead.c | 383 ++++ drivers/net/ovpn/crypto_aead.h | 33 + drivers/net/ovpn/io.c | 445 ++++ drivers/net/ovpn/io.h | 34 + drivers/net/ovpn/main.c | 339 +++ drivers/net/ovpn/main.h | 14 + drivers/net/ovpn/netlink-gen.c | 212 ++ drivers/net/ovpn/netlink-gen.h | 41 + drivers/net/ovpn/netlink.c | 1180 ++++++++++ drivers/net/ovpn/netlink.h | 18 + drivers/net/ovpn/ovpnstruct.h | 57 + drivers/net/ovpn/peer.c | 1266 +++++++++++ drivers/net/ovpn/peer.h | 163 ++ drivers/net/ovpn/pktid.c | 129 ++ drivers/net/ovpn/pktid.h | 87 + drivers/net/ovpn/proto.h | 118 + drivers/net/ovpn/skb.h | 59 + drivers/net/ovpn/socket.c | 180 ++ drivers/net/ovpn/socket.h | 55 + drivers/net/ovpn/stats.c | 21 + drivers/net/ovpn/stats.h | 47 + drivers/net/ovpn/tcp.c | 578 +++++ drivers/net/ovpn/tcp.h | 33 + drivers/net/ovpn/udp.c | 398 ++++ drivers/net/ovpn/udp.h | 23 + include/uapi/linux/if_link.h | 15 + include/uapi/linux/ovpn.h | 110 + include/uapi/linux/udp.h | 1 + net/ipv6/af_inet6.c | 1 + tools/testing/selftests/Makefile | 1 + tools/testing/selftests/net/ovpn/.gitignore | 2 + tools/testing/selftests/net/ovpn/Makefile | 17 + tools/testing/selftests/net/ovpn/config | 10 + tools/testing/selftests/net/ovpn/data64.key | 5 + tools/testing/selftests/net/ovpn/ovpn-cli.c | 2370 ++++++++++++++++++++ tools/testing/selftests/net/ovpn/tcp_peers.txt | 5 + .../testing/selftests/net/ovpn/test-chachapoly.sh | 9 + tools/testing/selftests/net/ovpn/test-float.sh | 9 + tools/testing/selftests/net/ovpn/test-tcp.sh | 9 + tools/testing/selftests/net/ovpn/test.sh | 182 ++ tools/testing/selftests/net/ovpn/udp_peers.txt | 5 + 50 files changed, 9592 insertions(+) --- base-commit: 7ea2745766d776866cfbc981b21ed3cfdf50124e change-id: 20241002-b4-ovpn-eeee35c694a2 Best regards,