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Make matchers part of the Policy interface (#2514)

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* Make matchers part of the Policy interface

* Prevent race condition between rules and matchers

* Test also matchers in tests for Policy.Filter

* Compute `filterChanged` in v2 policy correctly

* Fix nil vs. empty list issue in v2 policy test

* policy/v2: always clear ssh map

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

---------

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
Co-authored-by: Aras Ergus <aras.ergus@tngtech.com>
Co-authored-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
aergus-tng 2025-05-01 07:06:30 +02:00 • committed by GitHub
parent eb1ecefd9e
commit 4651d06fa8
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12 changed files with 89 additions and 43 deletions
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8
hscontrol/policy/matcher/matcher.go
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@ -13,6 +13,14 @@ type Match struct {
dests *netipx.IPSet
}
func MatchesFromFilterRules(rules []tailcfg.FilterRule) []Match {
matches := make([]Match, 0, len(rules))
for _, rule := range rules {
matches = append(matches, MatchFromFilterRule(rule))
}
return matches
}
func MatchFromFilterRule(rule tailcfg.FilterRule) Match {
dests := []string{}
for _, dest := range rule.DstPorts {