Message-Id: <20241211-b4-ovpn-v15-0-314e2cad0618@openvpn.net>
Date: Wed, 11 Dec 2024 22:15:04 +0100
From: Antonio Quartulli <antonio@...nvpn.net>
To: netdev@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Donald Hunter <donald.hunter@...il.com>, 
 Antonio Quartulli <antonio@...nvpn.net>, Shuah Khan <shuah@...nel.org>, 
 sd@...asysnail.net, ryazanov.s.a@...il.com, 
 Andrew Lunn <andrew+netdev@...n.ch>
Cc: Simon Horman <horms@...nel.org>, linux-kernel@...r.kernel.org, 
 linux-kselftest@...r.kernel.org, Xiao Liang <shaw.leon@...il.com>, 
 steffen.klassert@...unet.com, antony.antony@...unet.com, 
 willemdebruijn.kernel@...il.com, dsahern@...nel.org, 
 Andrew Lunn <andrew@...n.ch>, Shuah Khan <skhan@...uxfoundation.org>
Subject: [PATCH net-next v15 00/22] Introducing OpenVPN Data Channel
 Offload

Notable changes since v14:
* added socket-netnsid netlink peer attribute containing the socket
  netns
* avoided dereferencing ovpn_priv if NULL in ovpn_udp_encap_recv()
  err path (reported by smatch)
* released ref to peer in ovpn_recv() err path
* made sa_len signed in ovpn_peer_get_by_transp_addr_p2p() (reported
  by smatch)
* avoided starting non-doxygen comments with /** in ovpn-cli.c tool
* shortened peer timeout waiting time in kselftest script

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              |  372 +++
 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                              |  446 ++++
 drivers/net/ovpn/io.h                              |   34 +
 drivers/net/ovpn/main.c                            |  339 +++
 drivers/net/ovpn/main.h                            |   14 +
 drivers/net/ovpn/netlink-gen.c                     |  213 ++
 drivers/net/ovpn/netlink-gen.h                     |   41 +
 drivers/net/ovpn/netlink.c                         | 1189 ++++++++++
 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                             |  397 ++++
 drivers/net/ovpn/udp.h                             |   23 +
 include/uapi/linux/if_link.h                       |   15 +
 include/uapi/linux/ovpn.h                          |  111 +
 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        | 2366 ++++++++++++++++++++
 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, 9603 insertions(+)
---
base-commit: 65fb414c93f486cef5408951350f20552113abd0
change-id: 20241002-b4-ovpn-eeee35c694a2

Best regards,
-- 
Antonio Quartulli <antonio@...nvpn.net>

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