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ipn/ipnlocal: add VIPServices hash to return body of vip-services c2n endpoint

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This commit updates the return body of c2n endpoint /vip-services to keep hash generation logic on client side.

Updates tailscale/corp#24510

Signed-off-by: KevinLiang10 <37811973+KevinLiang10@users.noreply.github.com>
This commit is contained in:
KevinLiang10
2025-01-09 16:45:04 -05:00
parent cd795d8a7f
commit 2af255790d
3 changed files with 22 additions and 4 deletions
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15
tailcfg/c2ntypes.go
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@@ -102,3 +102,18 @@ type C2NTLSCertInfo struct {
// TODO(bradfitz): add fields for whether an ACME fetch is currently in
// process and when it started, etc.
}
// C2NVIPServicesResponse is the response (from node to control) from the
// /vip-services handler.
//
// It returns the list of VIPServices that the node is currently serving with
// their port info and whether they are active or not. It also returns a hash of
// the response to allow the control server to detect changes.
type C2NVIPServicesResponse struct {
// VIPServices is the list of VIP services that the node is currently serving.
VIPServices []*VIPService `json:",omitempty"`
// ServicesHash is the hash of VIPServices to allow the control server to detect
// changes. This value matches what is reported in latest [Hostinfo.ServicesHash].
ServicesHash string
}