fix: metallb addresspool setup

[mikenairn]

Update the docker network ipaddresspool setup script to account for network configs that do not have the IPv4 address as the first element of the array.

[codecov]

Codecov Report

Merging #417 (e2d6f33) into main (133645e) will decrease coverage by 0.42%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #417      +/-   ##
==========================================
- Coverage   66.26%   65.85%   -0.42%     
==========================================
  Files          38       38              
  Lines        3901     3901              
==========================================
- Hits         2585     2569      -16     
- Misses       1129     1143      +14     
- Partials      187      189       +2     

Flag	Coverage Δ
integration	70.60% <ø> (-0.79%)	⬇️
unit	60.69% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
api/v1beta1 (u)	∅ <ø> (∅)
pkg/common (u)	78.59% <ø> (ø)
pkg/istio (u)	37.11% <ø> (ø)
pkg/log (u)	31.81% <ø> (ø)
pkg/reconcilers (u)	33.44% <ø> (ø)
pkg/rlptools (u)	56.46% <ø> (ø)
controllers (i)	70.60% <ø> (-0.79%)	⬇️

see 4 files with indirect coverage changes

[mikenairn]

@eguzki This works for me, and i also have IPv6 enabled, just happens to be ordered differently:

"EnableIPv6": true,                             
        "IPAM": {                                        
            "Driver": "default",                         
            "Options": {},                               
            "Config": [                                  
                {                                                    
                    "Subnet": "172.18.0.0/16",                       
                    "Gateway": "172.18.0.1"                                                                                                                                                                                                                                                                                   
                },                                                   
                {                                                                                                                                              
                    "Subnet": "fc00:f853:ccd:e793::/64",
                    "Gateway": "fc00:f853:ccd:e793::1"                                                                                                         
                }                                                                                                                                              
            ]                                                                                                                                                  
        },                  

Mine also has a Subnet and Gateway field though, so maybe check this actually works for you.

[eguzki]

This is the fix I applied as a workaround #418

[mikenairn]

Closed in favour of #418