Podman 4.0.2 with docker-compose 2.6.0 does not update network MTU (rootful)

[rskntroot]

/kind bug

Description

The following network block does not update using docker-compose

networks:
  default:
    driver: bridge
    driver_opts:
      mtu: 9000

Steps to reproduce the issue:

1. vi docker-compose.yml

version: '3.7'

services:
  nginx:
    image: nginx:latest
    ports:
      - 80:80

networks:
  default:
    driver: bridge
    driver_opts:
      mtu: 9000

2. docker-compose up -d

Describe the results you received:

[ ]# podman network inspect nginx_default
[
     {
          "name": "nginx_default",
          "id": "2e2c8c93df9add0ae49c0658c00bc0eee55ff28ba253677c6fa1272601f00c23",
          "driver": "bridge",
          "network_interface": "cni-podman1",
          "created": "2022-06-03T11:36:24.318423681-04:00",
          "subnets": [
               {
                    "subnet": "10.89.0.0/24",
                    "gateway": "10.89.0.1"
               }
          ],
          "ipv6_enabled": false,
          "internal": false,
          "dns_enabled": true,
          "labels": {
               "com.docker.compose.network": "default",
               "com.docker.compose.project": "nginx",
               "com.docker.compose.version": "2.6.0"
          },
          "ipam_options": {
               "driver": "host-local"
          }
     }
]

[ ]#  ip a s dev cni-podman1
215: cni-podman1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
...

Describe the results you expected:

"mtu": "9000"

[ ]#  ip a s dev cni-podman1
215: cni-podman1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9000 qdisc noqueue state UP group default qlen 1000
...

Additional information you deem important (e.g. issue happens only occasionally):

Tested on multiple versions (up to 4.0.2)
Tested on multiple systems (all 10Gbps capable)

Output of podman version:

Client:       Podman Engine
Version:      4.0.2
API Version:  4.0.2
Go Version:   go1.17.7

Built:      Tue Apr 19 06:16:32 2022
OS/Arch:    linux/amd64

Package info (e.g. output of rpm -q podman or apt list podman):

podman-4.0.2-6.module+el8.6.0+14877+f643d2d6.x86_64

Have you tested with the latest version of Podman and have you checked the Podman Troubleshooting Guide? (https://github.com/containers/podman/blob/main/troubleshooting.md)

Yes (latest available version of podman for RHEL 8)

[mheon]

Can you get a podman network inspect of the network made by Compose?

[rskntroot]

Can you get a podman network inspect of the network made by Compose?

It is in the original post under "Describe the results you received"

[mheon]

@jakecorrenti This looks like a good bug to look at next

[github-actions]

A friendly reminder that this issue had no activity for 30 days.

[rhatdan]

@jakecorrenti Still working on this?

[jakecorrenti]

@jakecorrenti Still working on this?

Looks like some 2 failing tests that I lost track of. I'll get that going green today.