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path: root/device/sticky_linux.go (follow)
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* conn, device, tun: implement vectorized I/O on LinuxJordan Whited2023-03-101-7/+7
| | | | | | | | | | | | | | | | | | | | Implement TCP offloading via TSO and GRO for the Linux tun.Device, which is made possible by virtio extensions in the kernel's TUN driver. Delete conn.LinuxSocketEndpoint in favor of a collapsed conn.StdNetBind. conn.StdNetBind makes use of recvmmsg() and sendmmsg() on Linux. All platforms now fall under conn.StdNetBind, except for Windows, which remains in conn.WinRingBind, which still needs to be adjusted to handle multiple packets. Also refactor sticky sockets support to eventually be applicable on platforms other than just Linux. However Linux remains the sole platform that fully implements it for now. Co-authored-by: James Tucker <james@tailscale.com> Signed-off-by: James Tucker <james@tailscale.com> Signed-off-by: Jordan Whited <jordan@tailscale.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyright yearJason A. Donenfeld2023-02-071-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyright yearJason A. Donenfeld2022-09-201-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* conn, device, tun: set CLOEXEC on fdsBrad Fitzpatrick2022-07-041-1/+1
| | | | | Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* conn: make binds replacableJason A. Donenfeld2021-02-231-6/+9
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* rwcancel: add an explicit close callJason A. Donenfeld2021-02-091-0/+1
| | | | | | This lets us collect FDs even if the GC doesn't do it for us. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyrightJason A. Donenfeld2021-01-281-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* device: use RTMGRP_IPV4_ROUTE to specify multicast groups maskTobias Klauser2020-07-131-1/+1
| | | | | | | | | Use the RTMGRP_IPV4_ROUTE const from x/sys/unix instead of using the corresponding RTNLGRP_IPV4_ROUTE const to create the multicast groups mask. Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* device: do not include sticky sockets on androidJason A. Donenfeld2020-06-071-0/+2
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: update header comments and modulesJason A. Donenfeld2020-05-021-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* conn: introduce new package that splits out the Bind and Endpoint typesDavid Crawshaw2020-05-021-0/+215
The sticky socket code stays in the device package for now, as it reaches deeply into the peer list. This is the first step in an effort to split some code out of the very busy device package. Signed-off-by: David Crawshaw <crawshaw@tailscale.com>