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Multi network integration tests (#2464)

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Kristoffer Dalby 2025-03-21 11:49:32 +01:00 • committed by GitHub
parent 707438f25e
commit 603f3ad490
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29 changed files with 2385 additions and 1449 deletions
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356
hscontrol/routes/primary_test.go
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@ -6,8 +6,10 @@ import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/juanfont/headscale/hscontrol/types"
"github.com/juanfont/headscale/hscontrol/util"
"tailscale.com/util/set"
)
// mp is a helper function that wraps netip.MustParsePrefix.
@ -17,20 +19,34 @@ func mp(prefix string) netip.Prefix {
func TestPrimaryRoutes(t *testing.T) {
tests := []struct {
name string
operations func(pr *PrimaryRoutes) bool
nodeID types.NodeID
expectedRoutes []netip.Prefix
expectedChange bool
name string
operations func(pr *PrimaryRoutes) bool
expectedRoutes map[types.NodeID]set.Set[netip.Prefix]
expectedPrimaries map[netip.Prefix]types.NodeID
expectedIsPrimary map[types.NodeID]bool
expectedChange bool
// primaries is a map of prefixes to the node that is the primary for that prefix.
primaries map[netip.Prefix]types.NodeID
isPrimary map[types.NodeID]bool
}{
{
name: "single-node-registers-single-route",
operations: func(pr *PrimaryRoutes) bool {
return pr.SetRoutes(1, mp("192.168.1.0/24"))
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
expectedChange: true,
},
{
name: "multiple-nodes-register-different-routes",
@ -38,19 +54,45 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(1, mp("192.168.1.0/24"))
return pr.SetRoutes(2, mp("192.168.2.0/24"))
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.2.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
mp("192.168.2.0/24"): 2,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
2: true,
},
expectedChange: true,
},
{
name: "multiple-nodes-register-overlapping-routes",
operations: func(pr *PrimaryRoutes) bool {
pr.SetRoutes(1, mp("192.168.1.0/24")) // false
return pr.SetRoutes(2, mp("192.168.1.0/24")) // true
pr.SetRoutes(1, mp("192.168.1.0/24")) // true
return pr.SetRoutes(2, mp("192.168.1.0/24")) // false
},
nodeID: 1,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedChange: true,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
expectedChange: false,
},
{
name: "node-deregisters-a-route",
@ -58,9 +100,10 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(1, mp("192.168.1.0/24"))
return pr.SetRoutes(1) // Deregister by setting no routes
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedRoutes: nil,
expectedPrimaries: nil,
expectedIsPrimary: nil,
expectedChange: true,
},
{
name: "node-deregisters-one-of-multiple-routes",
@ -68,9 +111,18 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(1, mp("192.168.1.0/24"), mp("192.168.2.0/24"))
return pr.SetRoutes(1, mp("192.168.2.0/24")) // Deregister one route by setting the remaining route
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.2.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.2.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
expectedChange: true,
},
{
name: "node-registers-and-deregisters-routes-in-sequence",
@ -80,18 +132,23 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(1) // Deregister by setting no routes
return pr.SetRoutes(1, mp("192.168.3.0/24"))
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
},
{
name: "no-change-in-primary-routes",
operations: func(pr *PrimaryRoutes) bool {
return pr.SetRoutes(1, mp("192.168.1.0/24"))
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.3.0/24"): {},
},
2: {
mp("192.168.2.0/24"): {},
},
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.2.0/24"): 2,
mp("192.168.3.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
2: true,
},
expectedChange: true,
},
{
name: "multiple-nodes-register-same-route",
@ -100,21 +157,24 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(2, mp("192.168.1.0/24")) // true
return pr.SetRoutes(3, mp("192.168.1.0/24")) // false
},
nodeID: 1,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedChange: false,
},
{
name: "register-multiple-routes-shift-primary-check-old-primary",
operations: func(pr *PrimaryRoutes) bool {
pr.SetRoutes(1, mp("192.168.1.0/24")) // false
pr.SetRoutes(2, mp("192.168.1.0/24")) // true, 1 primary
pr.SetRoutes(3, mp("192.168.1.0/24")) // false, 1 primary
return pr.SetRoutes(1) // true, 2 primary
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
3: {
mp("192.168.1.0/24"): {},
},
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: true,
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
expectedChange: false,
},
{
name: "register-multiple-routes-shift-primary-check-primary",
@ -124,20 +184,20 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(3, mp("192.168.1.0/24")) // false, 1 primary
return pr.SetRoutes(1) // true, 2 primary
},
nodeID: 2,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedChange: true,
},
{
name: "register-multiple-routes-shift-primary-check-non-primary",
operations: func(pr *PrimaryRoutes) bool {
pr.SetRoutes(1, mp("192.168.1.0/24")) // false
pr.SetRoutes(2, mp("192.168.1.0/24")) // true, 1 primary
pr.SetRoutes(3, mp("192.168.1.0/24")) // false, 1 primary
return pr.SetRoutes(1) // true, 2 primary
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
2: {
mp("192.168.1.0/24"): {},
},
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 2,
},
expectedIsPrimary: map[types.NodeID]bool{
2: true,
},
nodeID: 3,
expectedRoutes: nil,
expectedChange: true,
},
{
@ -150,8 +210,17 @@ func TestPrimaryRoutes(t *testing.T) {
return pr.SetRoutes(2) // true, no primary
},
nodeID: 2,
expectedRoutes: nil,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 3,
},
expectedIsPrimary: map[types.NodeID]bool{
3: true,
},
expectedChange: true,
},
{
@ -165,9 +234,7 @@ func TestPrimaryRoutes(t *testing.T) {
return pr.SetRoutes(3) // false, no primary
},
nodeID: 2,
expectedRoutes: nil,
expectedChange: false,
expectedChange: true,
},
{
name: "primary-route-map-is-cleared-up",
@ -179,8 +246,17 @@ func TestPrimaryRoutes(t *testing.T) {
return pr.SetRoutes(2) // true, no primary
},
nodeID: 2,
expectedRoutes: nil,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 3,
},
expectedIsPrimary: map[types.NodeID]bool{
3: true,
},
expectedChange: true,
},
{
@ -193,8 +269,23 @@ func TestPrimaryRoutes(t *testing.T) {
return pr.SetRoutes(1, mp("192.168.1.0/24")) // false, 2 primary
},
nodeID: 2,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 2,
},
expectedIsPrimary: map[types.NodeID]bool{
2: true,
},
expectedChange: false,
},
{
@ -207,8 +298,23 @@ func TestPrimaryRoutes(t *testing.T) {
return pr.SetRoutes(1, mp("192.168.1.0/24")) // false, 2 primary
},
nodeID: 1,
expectedRoutes: nil,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 2,
},
expectedIsPrimary: map[types.NodeID]bool{
2: true,
},
expectedChange: false,
},
{
@ -218,15 +324,30 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(2, mp("192.168.1.0/24")) // true, 1 primary
pr.SetRoutes(3, mp("192.168.1.0/24")) // false, 1 primary
pr.SetRoutes(1) // true, 2 primary
pr.SetRoutes(2) // true, no primary
pr.SetRoutes(1, mp("192.168.1.0/24")) // true, 1 primary
pr.SetRoutes(2, mp("192.168.1.0/24")) // true, 1 primary
pr.SetRoutes(1) // true, 2 primary
pr.SetRoutes(2) // true, 3 primary
pr.SetRoutes(1, mp("192.168.1.0/24")) // true, 3 primary
pr.SetRoutes(2, mp("192.168.1.0/24")) // true, 3 primary
pr.SetRoutes(1) // true, 3 primary
return pr.SetRoutes(1, mp("192.168.1.0/24")) // false, 2 primary
return pr.SetRoutes(1, mp("192.168.1.0/24")) // false, 3 primary
},
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
3: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 3,
},
expectedIsPrimary: map[types.NodeID]bool{
3: true,
},
nodeID: 2,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedChange: false,
},
{
@ -235,16 +356,27 @@ func TestPrimaryRoutes(t *testing.T) {
pr.SetRoutes(1, mp("0.0.0.0/0"), mp("192.168.1.0/24"))
return pr.SetRoutes(2, mp("192.168.1.0/24"))
},
nodeID: 1,
expectedRoutes: []netip.Prefix{mp("192.168.1.0/24")},
expectedChange: true,
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.1.0/24"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
expectedChange: false,
},
{
name: "deregister-non-existent-route",
operations: func(pr *PrimaryRoutes) bool {
return pr.SetRoutes(1) // Deregister by setting no routes
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
},
@ -253,17 +385,27 @@ func TestPrimaryRoutes(t *testing.T) {
operations: func(pr *PrimaryRoutes) bool {
return pr.SetRoutes(1)
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
},
{
name: "deregister-empty-prefix-list",
name: "exit-nodes",
operations: func(pr *PrimaryRoutes) bool {
return pr.SetRoutes(1)
pr.SetRoutes(1, mp("10.0.0.0/16"), mp("0.0.0.0/0"), mp("::/0"))
pr.SetRoutes(3, mp("0.0.0.0/0"), mp("::/0"))
return pr.SetRoutes(2, mp("0.0.0.0/0"), mp("::/0"))
},
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("10.0.0.0/16"): {},
},
},
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("10.0.0.0/16"): 1,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
},
{
@ -284,19 +426,23 @@ func TestPrimaryRoutes(t *testing.T) {
return change1 || change2
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
},
{
name: "no-routes-registered",
operations: func(pr *PrimaryRoutes) bool {
// No operations
return false
expectedRoutes: map[types.NodeID]set.Set[netip.Prefix]{
1: {
mp("192.168.1.0/24"): {},
},
2: {
mp("192.168.2.0/24"): {},
},
},
nodeID: 1,
expectedRoutes: nil,
expectedChange: false,
expectedPrimaries: map[netip.Prefix]types.NodeID{
mp("192.168.1.0/24"): 1,
mp("192.168.2.0/24"): 2,
},
expectedIsPrimary: map[types.NodeID]bool{
1: true,
2: true,
},
expectedChange: true,
},
}
@ -307,9 +453,15 @@ func TestPrimaryRoutes(t *testing.T) {
if change != tt.expectedChange {
t.Errorf("change = %v, want %v", change, tt.expectedChange)
}
routes := pr.PrimaryRoutes(tt.nodeID)
if diff := cmp.Diff(tt.expectedRoutes, routes, util.Comparers...); diff != "" {
t.Errorf("PrimaryRoutes() mismatch (-want +got):\n%s", diff)
comps := append(util.Comparers, cmpopts.EquateEmpty())
if diff := cmp.Diff(tt.expectedRoutes, pr.routes, comps...); diff != "" {
t.Errorf("routes mismatch (-want +got):\n%s", diff)
}
if diff := cmp.Diff(tt.expectedPrimaries, pr.primaries, comps...); diff != "" {
t.Errorf("primaries mismatch (-want +got):\n%s", diff)
}
if diff := cmp.Diff(tt.expectedIsPrimary, pr.isPrimary, comps...); diff != "" {
t.Errorf("isPrimary mismatch (-want +got):\n%s", diff)
}
})
}