consul/agent/proxycfg/testing_terminating_gateway.go

656 lines
16 KiB
Go

package proxycfg
import (
"github.com/mitchellh/go-testing-interface"
"github.com/hashicorp/consul/agent/cache"
agentcache "github.com/hashicorp/consul/agent/cache"
"github.com/hashicorp/consul/agent/structs"
)
func TestConfigSnapshotTerminatingGateway(
t testing.T,
populateServices bool,
nsFn func(ns *structs.NodeService),
extraUpdates []agentcache.UpdateEvent,
) *ConfigSnapshot {
roots, _ := TestCerts(t)
var (
web = structs.NewServiceName("web", nil)
api = structs.NewServiceName("api", nil)
db = structs.NewServiceName("db", nil)
cache = structs.NewServiceName("cache", nil)
)
baseEvents := []agentcache.UpdateEvent{
{
CorrelationID: rootsWatchID,
Result: roots,
},
{
CorrelationID: gatewayServicesWatchID,
Result: &structs.IndexedGatewayServices{
Services: nil,
},
},
}
if populateServices {
webNodes := TestUpstreamNodes(t, web.Name)
webNodes[0].Service.Meta = map[string]string{"version": "1"}
webNodes[1].Service.Meta = map[string]string{"version": "2"}
apiNodes := structs.CheckServiceNodes{
structs.CheckServiceNode{
Node: &structs.Node{
ID: "api",
Node: "test1",
Address: "10.10.1.1",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "api",
Address: "api.mydomain",
Port: 8081,
},
Checks: structs.HealthChecks{
{Status: "critical"},
},
},
structs.CheckServiceNode{
Node: &structs.Node{
ID: "test2",
Node: "test2",
Address: "10.10.1.2",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "api",
Address: "api.altdomain",
Port: 8081,
Meta: map[string]string{
"domain": "alt",
},
},
},
structs.CheckServiceNode{
Node: &structs.Node{
ID: "test3",
Node: "test3",
Address: "10.10.1.3",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "api",
Address: "10.10.1.3",
Port: 8081,
},
},
structs.CheckServiceNode{
Node: &structs.Node{
ID: "test4",
Node: "test4",
Address: "10.10.1.4",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "api",
Address: "api.thirddomain",
Port: 8081,
},
},
}
// Has failing instance
dbNodes := structs.CheckServiceNodes{
structs.CheckServiceNode{
Node: &structs.Node{
ID: "db",
Node: "test4",
Address: "10.10.1.4",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "db",
Address: "db.mydomain",
Port: 8081,
},
Checks: structs.HealthChecks{
{Status: "critical"},
},
},
}
// Has passing instance but failing subset
cacheNodes := structs.CheckServiceNodes{
{
Node: &structs.Node{
ID: "cache",
Node: "test5",
Address: "10.10.1.5",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "cache",
Address: "cache.mydomain",
Port: 8081,
},
},
{
Node: &structs.Node{
ID: "cache",
Node: "test5",
Address: "10.10.1.5",
Datacenter: "dc1",
},
Service: &structs.NodeService{
Service: "cache",
Address: "cache.mydomain",
Port: 8081,
Meta: map[string]string{
"Env": "prod",
},
},
Checks: structs.HealthChecks{
{Status: "critical"},
},
},
}
baseEvents = testSpliceEvents(baseEvents, []agentcache.UpdateEvent{
{
CorrelationID: gatewayServicesWatchID,
Result: &structs.IndexedGatewayServices{
Services: []*structs.GatewayService{
{
Service: web,
CAFile: "ca.cert.pem",
},
{
Service: api,
CAFile: "ca.cert.pem",
CertFile: "api.cert.pem",
KeyFile: "api.key.pem",
},
{
Service: db,
},
{
Service: cache,
},
},
},
},
{
CorrelationID: externalServiceIDPrefix + web.String(),
Result: &structs.IndexedCheckServiceNodes{
Nodes: webNodes,
},
},
{
CorrelationID: externalServiceIDPrefix + api.String(),
Result: &structs.IndexedCheckServiceNodes{
Nodes: apiNodes,
},
},
{
CorrelationID: externalServiceIDPrefix + db.String(),
Result: &structs.IndexedCheckServiceNodes{
Nodes: dbNodes,
},
},
{
CorrelationID: externalServiceIDPrefix + cache.String(),
Result: &structs.IndexedCheckServiceNodes{
Nodes: cacheNodes,
},
},
// ========
// no intentions defined for these services
{
CorrelationID: serviceIntentionsIDPrefix + web.String(),
Result: &structs.IndexedIntentionMatches{
Matches: []structs.Intentions{
nil,
},
},
},
{
CorrelationID: serviceIntentionsIDPrefix + api.String(),
Result: &structs.IndexedIntentionMatches{
Matches: []structs.Intentions{
nil,
},
},
},
{
CorrelationID: serviceIntentionsIDPrefix + db.String(),
Result: &structs.IndexedIntentionMatches{
Matches: []structs.Intentions{
nil,
},
},
},
{
CorrelationID: serviceIntentionsIDPrefix + cache.String(),
Result: &structs.IndexedIntentionMatches{
Matches: []structs.Intentions{
nil,
},
},
},
// ========
{
CorrelationID: serviceLeafIDPrefix + web.String(),
Result: &structs.IssuedCert{
CertPEM: golden(t, "test-leaf-cert"),
PrivateKeyPEM: golden(t, "test-leaf-key"),
},
},
{
CorrelationID: serviceLeafIDPrefix + api.String(),
Result: &structs.IssuedCert{
CertPEM: golden(t, "alt-test-leaf-cert"),
PrivateKeyPEM: golden(t, "alt-test-leaf-key"),
},
},
{
CorrelationID: serviceLeafIDPrefix + db.String(),
Result: &structs.IssuedCert{
CertPEM: golden(t, "db-test-leaf-cert"),
PrivateKeyPEM: golden(t, "db-test-leaf-key"),
},
},
{
CorrelationID: serviceLeafIDPrefix + cache.String(),
Result: &structs.IssuedCert{
CertPEM: golden(t, "cache-test-leaf-cert"),
PrivateKeyPEM: golden(t, "cache-test-leaf-key"),
},
},
// ========
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "tcp"},
},
},
{
CorrelationID: serviceConfigIDPrefix + api.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "tcp"},
},
},
{
CorrelationID: serviceConfigIDPrefix + db.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "tcp"},
},
},
{
CorrelationID: serviceConfigIDPrefix + cache.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "tcp"},
},
},
// ========
{
CorrelationID: serviceResolverIDPrefix + web.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: nil,
},
},
{
CorrelationID: serviceResolverIDPrefix + api.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: nil,
},
},
{
CorrelationID: serviceResolverIDPrefix + db.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: nil,
},
},
{
CorrelationID: serviceResolverIDPrefix + cache.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: nil,
},
},
})
}
return testConfigSnapshotFixture(t, &structs.NodeService{
Kind: structs.ServiceKindTerminatingGateway,
Service: "terminating-gateway",
Address: "1.2.3.4",
Port: 8443,
TaggedAddresses: map[string]structs.ServiceAddress{
structs.TaggedAddressWAN: {
Address: "198.18.0.1",
Port: 443,
},
},
}, nsFn, nil, testSpliceEvents(baseEvents, extraUpdates))
}
func TestConfigSnapshotTerminatingGatewayServiceSubsets(t testing.T) *ConfigSnapshot {
return testConfigSnapshotTerminatingGatewayServiceSubsets(t, false)
}
func TestConfigSnapshotTerminatingGatewayServiceSubsetsWebAndCache(t testing.T) *ConfigSnapshot {
return testConfigSnapshotTerminatingGatewayServiceSubsets(t, true)
}
func testConfigSnapshotTerminatingGatewayServiceSubsets(t testing.T, alsoAdjustCache bool) *ConfigSnapshot {
var (
web = structs.NewServiceName("web", nil)
cache = structs.NewServiceName("cache", nil)
)
events := []agentcache.UpdateEvent{
{
CorrelationID: serviceResolverIDPrefix + web.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "web",
Subsets: map[string]structs.ServiceResolverSubset{
"v1": {
Filter: "Service.Meta.version == 1",
},
"v2": {
Filter: "Service.Meta.version == 2",
OnlyPassing: true,
},
},
},
},
},
},
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
}
if alsoAdjustCache {
events = testSpliceEvents(events, []agentcache.UpdateEvent{
{
CorrelationID: serviceResolverIDPrefix + cache.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "cache",
Subsets: map[string]structs.ServiceResolverSubset{
"prod": {
Filter: "Service.Meta.Env == prod",
},
},
},
},
},
},
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
})
}
return TestConfigSnapshotTerminatingGateway(t, true, nil, events)
}
func TestConfigSnapshotTerminatingGatewayDefaultServiceSubset(t testing.T) *ConfigSnapshot {
web := structs.NewServiceName("web", nil)
return TestConfigSnapshotTerminatingGateway(t, true, nil, []agentcache.UpdateEvent{
{
CorrelationID: serviceResolverIDPrefix + web.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "web",
DefaultSubset: "v2",
Subsets: map[string]structs.ServiceResolverSubset{
"v1": {
Filter: "Service.Meta.version == 1",
},
"v2": {
Filter: "Service.Meta.version == 2",
OnlyPassing: true,
},
},
},
},
},
},
// {
// CorrelationID: serviceConfigIDPrefix + web.String(),
// Result: &structs.ServiceConfigResponse{
// ProxyConfig: map[string]interface{}{"protocol": "http"},
// },
// },
})
}
func TestConfigSnapshotTerminatingGatewayLBConfig(t testing.T) *ConfigSnapshot {
return testConfigSnapshotTerminatingGatewayLBConfig(t, "default")
}
func TestConfigSnapshotTerminatingGatewayLBConfigNoHashPolicies(t testing.T) *ConfigSnapshot {
return testConfigSnapshotTerminatingGatewayLBConfig(t, "no-hash-policies")
}
func testConfigSnapshotTerminatingGatewayLBConfig(t testing.T, variant string) *ConfigSnapshot {
web := structs.NewServiceName("web", nil)
entry := &structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "web",
DefaultSubset: "v2",
Subsets: map[string]structs.ServiceResolverSubset{
"v1": {
Filter: "Service.Meta.Version == 1",
},
"v2": {
Filter: "Service.Meta.Version == 2",
OnlyPassing: true,
},
},
LoadBalancer: &structs.LoadBalancer{
Policy: "ring_hash",
RingHashConfig: &structs.RingHashConfig{
MinimumRingSize: 20,
MaximumRingSize: 50,
},
HashPolicies: []structs.HashPolicy{
{
Field: structs.HashPolicyCookie,
FieldValue: "chocolate-chip",
Terminal: true,
},
{
Field: structs.HashPolicyHeader,
FieldValue: "x-user-id",
},
{
SourceIP: true,
Terminal: true,
},
},
},
}
switch variant {
case "default":
case "no-hash-policies":
entry.LoadBalancer.HashPolicies = nil
default:
t.Fatalf("unknown variant %q", variant)
return nil
}
return TestConfigSnapshotTerminatingGateway(t, true, nil, []cache.UpdateEvent{
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
{
CorrelationID: serviceResolverIDPrefix + web.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{entry},
},
},
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
})
}
func TestConfigSnapshotTerminatingGatewayHostnameSubsets(t testing.T) *ConfigSnapshot {
var (
api = structs.NewServiceName("api", nil)
cache = structs.NewServiceName("cache", nil)
)
return TestConfigSnapshotTerminatingGateway(t, true, nil, []agentcache.UpdateEvent{
{
CorrelationID: serviceResolverIDPrefix + api.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "api",
Subsets: map[string]structs.ServiceResolverSubset{
"alt": {
Filter: "Service.Meta.domain == alt",
},
},
},
},
},
},
{
CorrelationID: serviceResolverIDPrefix + cache.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "cache",
Subsets: map[string]structs.ServiceResolverSubset{
"prod": {
Filter: "Service.Meta.Env == prod",
},
},
},
},
},
},
{
CorrelationID: serviceConfigIDPrefix + api.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
{
CorrelationID: serviceConfigIDPrefix + cache.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
})
}
func TestConfigSnapshotTerminatingGatewayIgnoreExtraResolvers(t testing.T) *ConfigSnapshot {
var (
web = structs.NewServiceName("web", nil)
notfound = structs.NewServiceName("notfound", nil)
)
return TestConfigSnapshotTerminatingGateway(t, true, nil, []agentcache.UpdateEvent{
{
CorrelationID: serviceResolverIDPrefix + web.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "web",
DefaultSubset: "v2",
Subsets: map[string]structs.ServiceResolverSubset{
"v1": {
Filter: "Service.Meta.Version == 1",
},
"v2": {
Filter: "Service.Meta.Version == 2",
OnlyPassing: true,
},
},
},
},
},
},
{
CorrelationID: serviceResolverIDPrefix + notfound.String(),
Result: &structs.IndexedConfigEntries{
Kind: structs.ServiceResolver,
Entries: []structs.ConfigEntry{
&structs.ServiceResolverConfigEntry{
Kind: structs.ServiceResolver,
Name: "notfound",
DefaultSubset: "v2",
Subsets: map[string]structs.ServiceResolverSubset{
"v1": {
Filter: "Service.Meta.Version == 1",
},
"v2": {
Filter: "Service.Meta.Version == 2",
OnlyPassing: true,
},
},
},
},
},
},
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
ProxyConfig: map[string]interface{}{"protocol": "http"},
},
},
})
}
func TestConfigSnapshotTerminatingGatewayWithServiceDefaultsMeta(t testing.T) *ConfigSnapshot {
web := structs.NewServiceName("web", nil)
return TestConfigSnapshotTerminatingGateway(t, true, nil, []agentcache.UpdateEvent{
{
CorrelationID: serviceConfigIDPrefix + web.String(),
Result: &structs.ServiceConfigResponse{
Meta: map[string]string{"a": "b"},
},
},
})
}