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tailcfg: add JSON unmarshal helper for view of node/peer capabilities

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Many places that need to work with node/peer capabilities end up with a
something-View and need to either reimplement the helper code or make an
expensive copy. We have the machinery to easily handle this now.

Updates #cleanup

Change-Id: Ic3f55be329f0fc6c178de26b34359d0e8c6ca5fc
Signed-off-by: Adrian Dewhurst <adrian@tailscale.com>
This commit is contained in:
Adrian Dewhurst
2025-02-03 14:08:26 -05:00
committed by Adrian Dewhurst
parent 95e2353294
commit 600f25dac9
4 changed files with 24 additions and 14 deletions
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2
types/netmap/netmap.go
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@@ -115,7 +115,7 @@ func (nm *NetworkMap) GetVIPServiceIPMap() tailcfg.ServiceIPMappings {
return nil
}
ipMaps, err := tailcfg.UnmarshalNodeCapJSON[tailcfg.ServiceIPMappings](nm.SelfNode.CapMap().AsMap(), tailcfg.NodeAttrServiceHost)
ipMaps, err := tailcfg.UnmarshalNodeCapViewJSON[tailcfg.ServiceIPMappings](nm.SelfNode.CapMap(), tailcfg.NodeAttrServiceHost)
if len(ipMaps) != 1 || err != nil {
return nil
}