chia: cannot farm with a pool

[bbjubjub2494]

Describe the bug

chia farmer fails to register with a pool over https. Relevant log contains:

2021-07-28T14:09:59.519 farmer chia.farmer.farmer         : ERROR    Exception in GET /pool_info https://«pool», [Errno 2] No such file or directory
2021-07-28T14:09:59.520 farmer chia.farmer.farmer         : WARNING  No pool specific authentication_token_timeout has been set for f364bb759feda74651c60b82c34bf6cdf8c14e9d642c583b7dd0f0d66fbee5ae, check communication with the pool

Steps To Reproduce

Steps to reproduce the behavior:

1. have a new-style chia plot
2. register with a pool
3. set up a farming node

Expected behavior

Chia should successfully run.

Screenshots

If applicable, add screenshots to help explain your problem.

Additional context

Based on strace, the missing file is /nix/store/qp7dnwy19x9qnvfhv00ai668fviwwp8a-chia-1.2.3/lib/python3.9/site-packages/mozilla-ca/cacert.pem. Upstream normally bundles mozilla-ca but this appears to fail here.

Notify maintainers

@Atemu @lourkeur

Metadata

(This is in an LXC container so it's a bit weird)

• system: 0
• host os: Linux 5.10.17, NixOS, 21.05.20210726.91903ce (Okapi)
• multi-user?: no
• sandbox: yes
• version: nix-env (Nix) 2.4pre20210707_02dd6bb
• nixpkgs: /nix/store/7xmrq7y1irmnadkwy3dsw0asf6zrmsxk-source

Maintainer information:

# a list of nixpkgs attributes affected by the problem
attribute:
  - chia
# a list of nixos modules affected by the problem
module: