Thank you Philip, that would be great! Erik
> On 17 Apr 2022, at 15:03, Philip M. Gollucci <pgollu...@p6m7g8.com> wrote: > > > I may be able to get ahold of Brian Cantrill. He's likely the best PoC too. > >> On Sun, Apr 17, 2022 at 2:49 AM Erik N <e...@nstr.no> wrote: >> I was watching this presentation from BSDCan 2018, by Sean Chittenden, >> titled “Introducing FreeBSD VPC”. >> >> The video recording of said presentation is at https://youtu.be/La4ekkKbM5o >> and slides are at >> https://papers.freebsd.org/2018/chittenden-freebsd_vpc.files/chittenden-freebsd_vpc-slides.pdf >> >> The presentation details enhancements to FreeBSD, to allow efficient private >> networking between bhyve guests as well as jails on overlay networks, >> running across separate FreeBSD hosts. This, according to the presentation, >> comes in the form of a suite of VXLAN-related network interfaces. >> >> From two of the slides: >> >> vpc(4) Interfaces >> vpcsw(4) - switches packets - one packet per customer, multiple subnets >> supported in the same switch >> vmnic(4) - dedicated guest NIC, looks like a virtio network device to guests >> vpcp(4) - plugs vmnic(4) ports into vpcsw(4) switches vpci(4) - Non-bhyve(4) >> interface, usable in jails(2) >> ethlink(4) - Performs unencapsulated packet forwarding, wraps a cloned or >> physical ethernet interface >> vpclink(4) - Performs VXLAN encapsulation >> >> New System Calls >> vpc_open(2) - Creates a new VPC descriptor vpc_ctl(2) - Manipulates VPC >> descriptors Capsicum-like, intended for privilege separation Intended for >> idempotent tooling >> Makes aggressive use of UUIDs as operator handles to be compatible with >> Triton >> >> At the very end of the presentation slides are links to for kernel code and >> kernel library code on GitHub: >> >> https://github.com/joyent/freebsd/tree/projects/VPC >> >> https://github.com/joyent/freebsd/tree/projects/VPC/libexec/go/src/go.freebsd.org/sys/vpc >> >> Unfortunately, the whole repository on GitHub is gone. 404. And I couldn’t >> find any forks of it either. >> >> Does anyone have a copy of the VPC branch that Joyent had in that repository? >> >> All that seems to be left of the project on Joyent's GitHub is a separate, >> archived repository https://github.com/joyent/freebsd-vpc that only has code >> for a utility that would interact with the code from the aforementioned now >> gone repository. >> >> Erik N. > > > -- > Philip M. Gollucci > IT Executive and Engineering Leader > http://www.linkedin.com/in/pgollucci/ > 301.818.0719 > > TRULY HUMAN NOTICE: Getting this email out of normal working hours? We work > at a digitally-enabled relentless pace, which can disrupt our ability to > sleep enough, eat right, exercise, and spend time with the people that matter > most. I am sending you this email at a time that works for me. I only expect > you to respond to it when convenient to you. >
