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Docker, systemd-resolved and corporate VPN

Posted 04-29-2021 at 11:44 AM by serafean
Tags docker, systemd
There's no going around it, I really need that docker image now. Unfortunately everything is corporate. apt repositories, conan repositories. Docker needs resolve and contact machines through the local openconnect vpn0 interface.

1. Docker kills my internet

My LAN runs in the 172.17.0.0/16 range. Docker uses that same range.
Easy fix. Set it in daemon.json
Code:
{
  "default-address-pools": [
    {
      "base": "172.22.24.0/24",
...
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Posted in Uncategorized
Views 1906 Comments 0 serafean is offline
Old

systemd 219 && systemd-networkd changes

Posted 02-22-2015 at 07:45 AM by serafean
Tags systemd
The recent update to systemd sent it to version 219. Per the changelog, .network files gained two new configuration values
Code:
IPForward
IPMasquerade
After the upgrade, my Gentoo box stopped routing packets to the internet. NAT was setup correctly, so the issue couldn't be there.

It appears that systemd by default sets the forwarding sysctl of each interface to 0. In order for packets to be forwarded, this must be set to 1. /etc/sysctl.conf was of no help.
...
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Posted in Uncategorized
Views 1750 Comments 0 serafean is offline

  



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