[Bug 1825378] Re: systemd-networkd doesn't set wireguard peer endpoint

[Dan Streetman]

** Also affects: systemd (Ubuntu Eoan)
   Importance: Undecided
       Status: Confirmed

** Also affects: systemd (Ubuntu Disco)
   Importance: Undecided
       Status: New

** Changed in: systemd (Ubuntu Eoan)
       Status: Confirmed => In Progress

** Changed in: systemd (Ubuntu Disco)
       Status: New => In Progress

** Changed in: systemd (Ubuntu Eoan)
   Importance: Undecided => Medium

** Changed in: systemd (Ubuntu Disco)
   Importance: Undecided => Medium

** Changed in: systemd (Ubuntu Eoan)
     Assignee: (unassigned) => Dan Streetman (ddstreet)

** Changed in: systemd (Ubuntu Disco)
     Assignee: (unassigned) => Dan Streetman (ddstreet)

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https://bugs.launchpad.net/bugs/1825378

Title:
  systemd-networkd doesn't set wireguard peer endpoint

Status in systemd package in Ubuntu:
  In Progress
Status in systemd source package in Disco:
  In Progress
Status in systemd source package in Eoan:
  In Progress

Bug description:
  systemd/disco 240 shipped with Ubuntu 19.04 beta does not set
  endpoints for [WireguradPeer] properly.

  This regression was introduced in v241 and merged into v240.
  systemd 241 doesn't set wireguard peer endpoint
  https://github.com/systemd/systemd/issues/11579

  Revert of the regression was landed on v240 stable branch
  https://github.com/systemd/systemd-stable/pull/39

  1)2) confirmed with,

  systemd/disco 240-6ubuntu5 amd64

  3)
  put a netdev file /etc/systemd/network/wg0.netdev

  ---
  [NetDev]
  Name=wg0
  Kind=wireguard

  [WireGuard]
  PrivateKey=**************
  ListenPort=51820

  [WireGuardPeer]
  PublicKey=*************
  AllowedIPs=10.0.0.0/8
  Endpoint=192.168.1.1:51820
  ----

  and run
  ---
  # systemctl restart systemd-networkd
  # wg show wg0

  interface: wg0
    public key: *****************
    private key: (hidden)
    listening port: 51820

  peer: *****************
    allowed ips: 10.0.0.0/8
  ----

  4) 
  the last command should print remote endpoint address.
  ---
  # wg show wg0

  interface: wg0
    public key: *****************
    private key: (hidden)
    listening port: 51820

  peer: *****************
    endpoint: 192.168.1.1:51820
    allowed ips: 10.0.0.0/8
  ----

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