Merge remote-tracking branch 'origin/revert/component-types' into revert/component-types

Signed-off-by: Dmitri Dolguikh <dmitri.external@netbird.io>

management/internals/controllers/network_map/controller/controller.go

@@ -372,6 +372,8 @@ func (c *Controller) sendUpdatesFromData(ctx context.Context, accountID string,
 		return fmt.Errorf("failed to get flow enabled status: %v", err)
 	}
 
+	nmData.PrecomputePostureValidation()
+
 	dnsCache := &cache.DNSConfigCache{}
 	dnsDomain := c.getDNSDomainFromData(nmData.AccountSettings)
 	peersCustomZone := networkmap.PeersCustomZone(ctx, accountID, dnsDomain, nmData.Peers, ipv6AllowedPeersFromData(nmData))

shared/management/networkmap/networkmapcompute.go

@@ -465,6 +465,13 @@ func (nmd *NetworkMapData) validatePostureChecksOnPeerGetFailed(sourcePostureChe
 	}
 
 	for _, postureChecksID := range sourcePostureChecksID {
+		if valid, cached := nmd.cachedPostureCheckResult(postureChecksID, peerID); cached {
+			if !valid {
+				return false, postureChecksID
+			}
+			continue
+		}
+
 		postureChecks := nmd.PostureChecks[postureChecksID]
 		if postureChecks == nil {
 			continue
@@ -476,6 +483,76 @@ func (nmd *NetworkMapData) validatePostureChecksOnPeerGetFailed(sourcePostureChe
 	return true, ""
 }
 
+func (nmd *NetworkMapData) PrecomputePostureValidation() {
+	if len(nmd.PostureChecks) == 0 {
+		nmd.PostureValidation = nil
+		return
+	}
+
+	checkPeerIDs := make(map[string]map[string]struct{})
+	for _, policy := range nmd.Policies {
+		if policy == nil || !policy.Enabled || len(policy.SourcePostureChecks) == 0 {
+			continue
+		}
+
+		groupPeerIDs := nmd.getUniquePeerIDsFromGroupsIDs(policy.SourceGroups())
+		for _, postureChecksID := range policy.SourcePostureChecks {
+			set := checkPeerIDs[postureChecksID]
+			if set == nil {
+				set = make(map[string]struct{}, len(groupPeerIDs))
+				checkPeerIDs[postureChecksID] = set
+			}
+			for _, pid := range groupPeerIDs {
+				set[pid] = struct{}{}
+			}
+			for _, rule := range policy.Rules {
+				if rule == nil {
+					continue
+				}
+				if rule.SourceResource.Type == string(types.ResourceTypePeer) && rule.SourceResource.ID != "" {
+					set[rule.SourceResource.ID] = struct{}{}
+				}
+			}
+		}
+	}
+
+	results := make(map[string]map[string]bool, len(checkPeerIDs))
+	for postureChecksID, peerIDs := range checkPeerIDs {
+		results[postureChecksID] = nmd.evaluatePostureChecksForPeers(postureChecksID, peerIDs)
+	}
+	nmd.PostureValidation = results
+}
+
+func (nmd *NetworkMapData) evaluatePostureChecksForPeers(postureChecksID string, peerIDs map[string]struct{}) map[string]bool {
+	postureChecks := nmd.PostureChecks[postureChecksID]
+	if postureChecks == nil {
+		return nil
+	}
+
+	checks := postureChecks.GetChecks()
+	results := make(map[string]bool, len(peerIDs))
+	for peerID := range peerIDs {
+		peer := nmd.Peers[peerID]
+		if peer == nil {
+			continue
+		}
+		results[peerID] = nmdata.PassesChecks(checks, peer)
+	}
+	return results
+}
+
+func (nmd *NetworkMapData) cachedPostureCheckResult(postureChecksID, peerID string) (bool, bool) {
+	results, ok := nmd.PostureValidation[postureChecksID]
+	if !ok {
+		return false, false
+	}
+	if results == nil {
+		return true, true
+	}
+	valid, found := results[peerID]
+	return valid, found
+}
+
 func (nmd *NetworkMapData) getPostureValidPeersSaveFailed(inputPeers []string, postureChecksIDs []string, postureFailedPeers *map[string]map[string]struct{}) []string {
 	var dest []string
 	for _, peerID := range inputPeers {

shared/management/networkmap/networkmapcompute_test.go

@@ -1475,6 +1475,126 @@ func TestGetPeerNetworkMapComponents_StoreImmutableAndDeterministic(t *testing.T
 	assert.Equal(t, first.GroupIDToUserIDs, second.GroupIDToUserIDs)
 }
 
+func TestPrecomputePostureValidation(t *testing.T) {
+	newFixture := func() *networkmap.NetworkMapData {
+		target := newPeer(targetID, 1)
+		srcPass := newPeer("peer-src-pass", 2)
+		srcFail := newPeer("peer-src-fail", 3)
+		srcFail.Meta.WtVersion = failingVersion
+		other := newPeer("peer-other", 4)
+		other.Meta.WtVersion = failingVersion
+
+		nmd := newNMD(target, srcPass, srcFail, other)
+		addVersionCheck(nmd, "pc-1", postureMinVersion)
+		addGroup(nmd, "g-src", srcPass.ID, srcFail.ID)
+		addGroup(nmd, "g-dst", targetID)
+		addGroup(nmd, "g-open", srcPass.ID, srcFail.ID, other.ID)
+
+		checked := newPolicy("p-checked", newRule([]string{"g-src"}, []string{"g-dst"}))
+		checked.SourcePostureChecks = []string{"pc-1"}
+		open := newPolicy("p-open", newRule([]string{"g-open"}, []string{"g-dst"}))
+		disabled := newPolicy("p-disabled", newRule([]string{"g-open"}, []string{"g-dst"}))
+		disabled.Enabled = false
+		disabled.SourcePostureChecks = []string{"pc-1"}
+		nmd.Policies = []*nmdata.Policy{checked, open, disabled}
+
+		return nmd
+	}
+
+	type snapshot struct {
+		peers              []string
+		postureFailedPeers map[string]map[string]struct{}
+	}
+	snapshotAll := func(nmd *networkmap.NetworkMapData) map[string]snapshot {
+		out := make(map[string]snapshot, len(nmd.Peers))
+		for peerID := range nmd.Peers {
+			c := compute(nmd, peerID)
+			out[peerID] = snapshot{peers: peerIDSet(c.Peers), postureFailedPeers: c.PostureFailedPeers}
+		}
+		return out
+	}
+
+	t.Run("memoized results match direct evaluation", func(t *testing.T) {
+		nmd := newFixture()
+		direct := snapshotAll(nmd)
+
+		nmd.PrecomputePostureValidation()
+		memoized := snapshotAll(nmd)
+
+		require.Len(t, memoized, len(direct))
+		for peerID, want := range direct {
+			assert.ElementsMatch(t, want.peers, memoized[peerID].peers, "visible peers changed for %s", peerID)
+			assert.Equal(t, want.postureFailedPeers, memoized[peerID].postureFailedPeers, "posture failures changed for %s", peerID)
+		}
+	})
+
+	t.Run("only source peers of enabled checked policies are evaluated", func(t *testing.T) {
+		nmd := newFixture()
+		nmd.PrecomputePostureValidation()
+
+		assert.Equal(t, map[string]map[string]bool{
+			"pc-1": {"peer-src-pass": true, "peer-src-fail": false},
+		}, nmd.PostureValidation)
+	})
+
+	t.Run("peer source resources are evaluated", func(t *testing.T) {
+		nmd := newFixture()
+		resourcePolicy := newPolicy("p-resource", newRule(nil, []string{"g-dst"}))
+		resourcePolicy.Rules[0].SourceResource = nmdata.Resource{ID: "peer-other", Type: string(nbtypes.ResourceTypePeer)}
+		resourcePolicy.SourcePostureChecks = []string{"pc-1"}
+		nmd.Policies = append(nmd.Policies, resourcePolicy)
+
+		nmd.PrecomputePostureValidation()
+
+		assert.Equal(t, map[string]bool{"peer-src-pass": true, "peer-src-fail": false, "peer-other": false},
+			nmd.PostureValidation["pc-1"])
+	})
+
+	t.Run("memoized result wins over direct evaluation", func(t *testing.T) {
+		nmd := newFixture()
+		nmd.PostureValidation = map[string]map[string]bool{
+			"pc-1": {"peer-src-pass": false, "peer-src-fail": true},
+		}
+
+		c := compute(nmd, targetID)
+
+		assert.Equal(t, map[string]map[string]struct{}{"pc-1": {"peer-src-pass": {}}}, c.PostureFailedPeers)
+	})
+
+	t.Run("no posture checks clears the memo", func(t *testing.T) {
+		nmd := newFixture()
+		nmd.PrecomputePostureValidation()
+		require.NotEmpty(t, nmd.PostureValidation)
+
+		nmd.PostureChecks = nil
+		nmd.PrecomputePostureValidation()
+
+		assert.Nil(t, nmd.PostureValidation)
+	})
+
+	t.Run("unresolvable check id memoized as passing", func(t *testing.T) {
+		nmd := newFixture()
+		nmd.Policies[0].SourcePostureChecks = []string{"pc-ghost"}
+		nmd.PrecomputePostureValidation()
+
+		require.Contains(t, nmd.PostureValidation, "pc-ghost")
+		assert.Nil(t, nmd.PostureValidation["pc-ghost"])
+
+		c := compute(nmd, targetID)
+		assert.ElementsMatch(t, []string{targetID, "peer-src-pass", "peer-src-fail", "peer-other"}, peerIDSet(c.Peers))
+		assert.Empty(t, c.PostureFailedPeers)
+	})
+
+	t.Run("peers missing from the memo fall back to direct evaluation", func(t *testing.T) {
+		nmd := newFixture()
+		nmd.PostureValidation = map[string]map[string]bool{"pc-1": {"peer-src-pass": true}}
+
+		c := compute(nmd, targetID)
+
+		assert.Equal(t, map[string]map[string]struct{}{"pc-1": {"peer-src-fail": {}}}, c.PostureFailedPeers)
+	})
+}
+
 func TestNetworkMapData_GetPeerGroups(t *testing.T) {
 	target := newPeer(targetID, 1)
 	other := newPeer("peer-other", 2)

shared/management/networkmap/networkmapdata.go

@@ -25,6 +25,12 @@ type NetworkMapData struct { //nolint:revive // established name across the code
 
 	PostureChecks map[string]*nmdata.PostureChecks
 
+	// PostureValidation holds the precomputed posture-check results, keyed by
+	// posture check ID then peer ID. Filled by PrecomputePostureValidation; a
+	// present but nil inner map marks a check ID that resolves to no posture
+	// check, which the calc treats as passing.
+	PostureValidation map[string]map[string]bool
+
 	AllowedUserIDs            map[string]struct{}
 	NetworkXIDToPublicID      map[string]string
 	PostureCheckXIDToPublicID map[string]string

shared/management/networkmap/nmdata/posture.go

@@ -20,7 +20,9 @@ type ChecksDefinition struct {
 	ProcessCheck          *ProcessCheck
 }
 
-type postureCheck interface {
+// Check is the slim twin of posture.Check. It is sealed: only the check types
+// in this package implement it.
+type Check interface {
 	check(peer *Peer) (bool, error)
 }
 
@@ -28,7 +30,13 @@ type postureCheck interface {
 // mirrors the server posture path: a check returning (false, _) — including on
 // an evaluation error — fails the bundle.
 func (pc *PostureChecks) Passes(peer *Peer) bool {
-	for _, c := range pc.GetChecks() {
+	return PassesChecks(pc.GetChecks(), peer)
+}
+
+// PassesChecks is Passes over an already built check set, for callers that
+// evaluate many peers against the same bundle.
+func PassesChecks(checks []Check, peer *Peer) bool {
+	for _, c := range checks {
 		valid, _ := c.check(peer)
 		if !valid {
 			return false
@@ -38,8 +46,8 @@ func (pc *PostureChecks) Passes(peer *Peer) bool {
 }
 
 // GetChecks returns the initialized checks in the same order as posture.Checks.GetChecks.
-func (pc *PostureChecks) GetChecks() []postureCheck {
-	var checks []postureCheck
+func (pc *PostureChecks) GetChecks() []Check {
+	var checks []Check
 	if pc.Checks.NBVersionCheck != nil {
 		checks = append(checks, pc.Checks.NBVersionCheck)
 	}