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consul/agent/structs/structs_test.go

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package structs
import (
"encoding/json"
"fmt"
"reflect"
"strings"
"testing"
"github.com/hashicorp/consul/agent/cache"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/types"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestEncodeDecode(t *testing.T) {
arg := &RegisterRequest{
Datacenter: "foo",
Node: "bar",
Address: "baz",
Service: &NodeService{
Service: "test",
Address: "127.0.0.2",
},
}
buf, err := Encode(RegisterRequestType, arg)
if err != nil {
t.Fatalf("err: %v", err)
}
var out RegisterRequest
err = Decode(buf[1:], &out)
if err != nil {
t.Fatalf("err: %v", err)
}
if !reflect.DeepEqual(arg.Service, out.Service) {
t.Fatalf("bad: %#v %#v", arg.Service, out.Service)
}
if !reflect.DeepEqual(arg, &out) {
t.Fatalf("bad: %#v %#v", arg, out)
}
}
func TestStructs_Implements(t *testing.T) {
var (
_ RPCInfo = &RegisterRequest{}
_ RPCInfo = &DeregisterRequest{}
_ RPCInfo = &DCSpecificRequest{}
_ RPCInfo = &ServiceSpecificRequest{}
_ RPCInfo = &NodeSpecificRequest{}
_ RPCInfo = &ChecksInStateRequest{}
_ RPCInfo = &KVSRequest{}
_ RPCInfo = &KeyRequest{}
_ RPCInfo = &KeyListRequest{}
_ RPCInfo = &SessionRequest{}
_ RPCInfo = &SessionSpecificRequest{}
_ RPCInfo = &EventFireRequest{}
_ RPCInfo = &ACLPolicyResolveLegacyRequest{}
_ RPCInfo = &ACLPolicyBatchGetRequest{}
_ RPCInfo = &ACLPolicyGetRequest{}
_ RPCInfo = &ACLTokenGetRequest{}
_ RPCInfo = &KeyringRequest{}
_ CompoundResponse = &KeyringResponses{}
)
}
func TestStructs_RegisterRequest_ChangesNode(t *testing.T) {
req := &RegisterRequest{
ID: types.NodeID("40e4a748-2192-161a-0510-9bf59fe950b5"),
Node: "test",
Address: "127.0.0.1",
Datacenter: "dc1",
TaggedAddresses: make(map[string]string),
NodeMeta: map[string]string{
"role": "server",
},
}
node := &Node{
ID: types.NodeID("40e4a748-2192-161a-0510-9bf59fe950b5"),
Node: "test",
Address: "127.0.0.1",
Datacenter: "dc1",
TaggedAddresses: make(map[string]string),
Meta: map[string]string{
"role": "server",
},
}
check := func(twiddle, restore func()) {
if req.ChangesNode(node) {
t.Fatalf("should not change")
}
twiddle()
if !req.ChangesNode(node) {
t.Fatalf("should change")
}
req.SkipNodeUpdate = true
if req.ChangesNode(node) {
t.Fatalf("should skip")
}
req.SkipNodeUpdate = false
if !req.ChangesNode(node) {
t.Fatalf("should change")
}
restore()
if req.ChangesNode(node) {
t.Fatalf("should not change")
}
}
check(func() { req.ID = "nope" }, func() { req.ID = types.NodeID("40e4a748-2192-161a-0510-9bf59fe950b5") })
check(func() { req.Node = "nope" }, func() { req.Node = "test" })
check(func() { req.Address = "127.0.0.2" }, func() { req.Address = "127.0.0.1" })
check(func() { req.Datacenter = "dc2" }, func() { req.Datacenter = "dc1" })
check(func() { req.TaggedAddresses["wan"] = "nope" }, func() { delete(req.TaggedAddresses, "wan") })
check(func() { req.NodeMeta["invalid"] = "nope" }, func() { delete(req.NodeMeta, "invalid") })
if !req.ChangesNode(nil) {
t.Fatalf("should change")
}
}
// testServiceNode gives a fully filled out ServiceNode instance.
func testServiceNode(t *testing.T) *ServiceNode {
return &ServiceNode{
ID: types.NodeID("40e4a748-2192-161a-0510-9bf59fe950b5"),
Node: "node1",
Address: "127.0.0.1",
Datacenter: "dc1",
TaggedAddresses: map[string]string{
"hello": "world",
},
NodeMeta: map[string]string{
"tag": "value",
},
ServiceKind: ServiceKindTypical,
ServiceID: "service1",
ServiceName: "dogs",
ServiceTags: []string{"prod", "v1"},
ServiceAddress: "127.0.0.2",
ServiceTaggedAddresses: map[string]ServiceAddress{
"lan": ServiceAddress{
Address: "127.0.0.2",
Port: 8080,
},
"wan": ServiceAddress{
Address: "198.18.0.1",
Port: 80,
},
},
ServicePort: 8080,
ServiceMeta: map[string]string{
"service": "metadata",
},
ServiceEnableTagOverride: true,
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 2,
},
ServiceProxy: TestConnectProxyConfig(t),
ServiceConnect: ServiceConnect{
Native: true,
},
}
}
func TestNode_IsSame(t *testing.T) {
id := types.NodeID("e62f3b31-9284-4e26-ab14-2a59dea85b55")
node := "mynode1"
address := ""
datacenter := "dc1"
n := &Node{
ID: id,
Node: node,
Datacenter: datacenter,
Address: address,
TaggedAddresses: make(map[string]string),
Meta: make(map[string]string),
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 2,
},
}
other := &Node{
ID: id,
Node: node,
Datacenter: datacenter,
Address: address,
TaggedAddresses: make(map[string]string),
Meta: make(map[string]string),
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 3,
},
}
check := func(twiddle, restore func()) {
t.Helper()
if !n.IsSame(other) || !other.IsSame(n) {
t.Fatalf("should be the same")
}
twiddle()
if n.IsSame(other) || other.IsSame(n) {
t.Fatalf("should be different, was %#v VS %#v", n, other)
}
restore()
if !n.IsSame(other) || !other.IsSame(n) {
t.Fatalf("should be the same")
}
}
check(func() { other.ID = types.NodeID("") }, func() { other.ID = id })
check(func() { other.Node = "other" }, func() { other.Node = node })
check(func() { other.Datacenter = "dcX" }, func() { other.Datacenter = datacenter })
check(func() { other.Address = "127.0.0.1" }, func() { other.Address = address })
check(func() { other.TaggedAddresses = map[string]string{"my": "address"} }, func() { other.TaggedAddresses = map[string]string{} })
check(func() { other.Meta = map[string]string{"my": "meta"} }, func() { other.Meta = map[string]string{} })
if !n.IsSame(other) {
t.Fatalf("should be equal, was %#v VS %#v", n, other)
}
}
func TestStructs_ServiceNode_IsSameService(t *testing.T) {
sn := testServiceNode(t)
node := "node1"
serviceID := sn.ServiceID
serviceAddress := sn.ServiceAddress
serviceEnableTagOverride := sn.ServiceEnableTagOverride
serviceMeta := make(map[string]string)
for k, v := range sn.ServiceMeta {
serviceMeta[k] = v
}
serviceName := sn.ServiceName
servicePort := sn.ServicePort
serviceTags := sn.ServiceTags
serviceWeights := Weights{Passing: 2, Warning: 1}
sn.ServiceWeights = serviceWeights
serviceProxy := sn.ServiceProxy
serviceConnect := sn.ServiceConnect
serviceTaggedAddresses := sn.ServiceTaggedAddresses
n := sn.ToNodeService().ToServiceNode(node)
other := sn.ToNodeService().ToServiceNode(node)
check := func(twiddle, restore func()) {
t.Helper()
if !n.IsSameService(other) || !other.IsSameService(n) {
t.Fatalf("should be the same")
}
twiddle()
if n.IsSameService(other) || other.IsSameService(n) {
t.Fatalf("should be different, was %#v VS %#v", n, other)
}
restore()
if !n.IsSameService(other) || !other.IsSameService(n) {
t.Fatalf("should be the same after restore, was:\n %#v VS\n %#v", n, other)
}
}
check(func() { other.ServiceID = "66fb695a-c782-472f-8d36-4f3edd754b37" }, func() { other.ServiceID = serviceID })
check(func() { other.Node = "other" }, func() { other.Node = node })
check(func() { other.ServiceAddress = "1.2.3.4" }, func() { other.ServiceAddress = serviceAddress })
check(func() { other.ServiceEnableTagOverride = !serviceEnableTagOverride }, func() { other.ServiceEnableTagOverride = serviceEnableTagOverride })
check(func() { other.ServiceKind = "newKind" }, func() { other.ServiceKind = "" })
check(func() { other.ServiceMeta = map[string]string{"my": "meta"} }, func() { other.ServiceMeta = serviceMeta })
check(func() { other.ServiceName = "duck" }, func() { other.ServiceName = serviceName })
check(func() { other.ServicePort = 65534 }, func() { other.ServicePort = servicePort })
check(func() { other.ServiceTags = []string{"new", "tags"} }, func() { other.ServiceTags = serviceTags })
check(func() { other.ServiceWeights = Weights{Passing: 42, Warning: 41} }, func() { other.ServiceWeights = serviceWeights })
check(func() { other.ServiceProxy = ConnectProxyConfig{} }, func() { other.ServiceProxy = serviceProxy })
check(func() { other.ServiceConnect = ServiceConnect{} }, func() { other.ServiceConnect = serviceConnect })
check(func() { other.ServiceTaggedAddresses = nil }, func() { other.ServiceTaggedAddresses = serviceTaggedAddresses })
}
func TestStructs_ServiceNode_PartialClone(t *testing.T) {
sn := testServiceNode(t)
clone := sn.PartialClone()
// Make sure the parts that weren't supposed to be cloned didn't get
// copied over, then zero-value them out so we can do a DeepEqual() on
// the rest of the contents.
if clone.ID != "" ||
clone.Address != "" ||
clone.Datacenter != "" ||
len(clone.TaggedAddresses) != 0 ||
len(clone.NodeMeta) != 0 {
t.Fatalf("bad: %v", clone)
}
sn.ID = ""
sn.Address = ""
sn.Datacenter = ""
sn.TaggedAddresses = nil
sn.NodeMeta = nil
require.Equal(t, sn, clone)
sn.ServiceTags = append(sn.ServiceTags, "hello")
if reflect.DeepEqual(sn, clone) {
t.Fatalf("clone wasn't independent of the original")
}
revert := make([]string, len(sn.ServiceTags)-1)
copy(revert, sn.ServiceTags[0:len(sn.ServiceTags)-1])
sn.ServiceTags = revert
if !reflect.DeepEqual(sn, clone) {
t.Fatalf("bad: %v VS %v", clone, sn)
}
oldPassingWeight := clone.ServiceWeights.Passing
sn.ServiceWeights.Passing = 1000
if reflect.DeepEqual(sn, clone) {
t.Fatalf("clone wasn't independent of the original for Meta")
}
sn.ServiceWeights.Passing = oldPassingWeight
sn.ServiceMeta["new_meta"] = "new_value"
if reflect.DeepEqual(sn, clone) {
t.Fatalf("clone wasn't independent of the original for Meta")
}
// ensure that the tagged addresses were copied and not just a pointer to the map
sn.ServiceTaggedAddresses["foo"] = ServiceAddress{Address: "consul.is.awesome", Port: 443}
require.NotEqual(t, sn, clone)
}
func TestStructs_ServiceNode_Conversions(t *testing.T) {
sn := testServiceNode(t)
sn2 := sn.ToNodeService().ToServiceNode("node1")
// These two fields get lost in the conversion, so we have to zero-value
// them out before we do the compare.
sn.ID = ""
sn.Address = ""
sn.Datacenter = ""
sn.TaggedAddresses = nil
sn.NodeMeta = nil
sn.ServiceWeights = Weights{Passing: 1, Warning: 1}
require.Equal(t, sn, sn2)
if !sn.IsSameService(sn2) || !sn2.IsSameService(sn) {
t.Fatalf("bad: %#v, should be the same %#v", sn2, sn)
}
// Those fields are lost in conversion, so IsSameService() should not take them into account
sn.Address = "y"
sn.Datacenter = "z"
sn.TaggedAddresses = map[string]string{"one": "1", "two": "2"}
sn.NodeMeta = map[string]string{"meta": "data"}
if !sn.IsSameService(sn2) || !sn2.IsSameService(sn) {
t.Fatalf("bad: %#v, should be the same %#v", sn2, sn)
}
}
func TestStructs_NodeService_ValidateMeshGateway(t *testing.T) {
type testCase struct {
Modify func(*NodeService)
Err string
}
cases := map[string]testCase{
"valid": testCase{
func(x *NodeService) {},
"",
},
"zero-port": testCase{
func(x *NodeService) { x.Port = 0 },
"Port must be non-zero",
},
"sidecar-service": testCase{
func(x *NodeService) { x.Connect.SidecarService = &ServiceDefinition{} },
"cannot have a sidecar service",
},
"proxy-destination-name": testCase{
func(x *NodeService) { x.Proxy.DestinationServiceName = "foo" },
"Proxy.DestinationServiceName configuration is invalid",
},
"proxy-destination-id": testCase{
func(x *NodeService) { x.Proxy.DestinationServiceID = "foo" },
"Proxy.DestinationServiceID configuration is invalid",
},
"proxy-local-address": testCase{
func(x *NodeService) { x.Proxy.LocalServiceAddress = "127.0.0.1" },
"Proxy.LocalServiceAddress configuration is invalid",
},
"proxy-local-port": testCase{
func(x *NodeService) { x.Proxy.LocalServicePort = 36 },
"Proxy.LocalServicePort configuration is invalid",
},
"proxy-upstreams": testCase{
func(x *NodeService) { x.Proxy.Upstreams = []Upstream{Upstream{}} },
"Proxy.Upstreams configuration is invalid",
},
}
for name, tc := range cases {
t.Run(name, func(t *testing.T) {
ns := TestNodeServiceMeshGateway(t)
tc.Modify(ns)
err := ns.Validate()
if tc.Err == "" {
require.NoError(t, err)
} else {
require.Contains(t, strings.ToLower(err.Error()), strings.ToLower(tc.Err))
}
})
}
}
func TestStructs_NodeService_ValidateExposeConfig(t *testing.T) {
type testCase struct {
Modify func(*NodeService)
Err string
}
cases := map[string]testCase{
"valid": {
func(x *NodeService) {},
"",
},
"empty path": {
func(x *NodeService) { x.Proxy.Expose.Paths[0].Path = "" },
"empty path exposed",
},
"invalid port negative": {
func(x *NodeService) { x.Proxy.Expose.Paths[0].ListenerPort = -1 },
"invalid listener port",
},
"invalid port too large": {
func(x *NodeService) { x.Proxy.Expose.Paths[0].ListenerPort = 65536 },
"invalid listener port",
},
"duplicate paths": {
func(x *NodeService) {
x.Proxy.Expose.Paths[0].Path = "/metrics"
x.Proxy.Expose.Paths[1].Path = "/metrics"
},
"duplicate paths exposed",
},
"duplicate ports": {
func(x *NodeService) {
x.Proxy.Expose.Paths[0].ListenerPort = 21600
x.Proxy.Expose.Paths[1].ListenerPort = 21600
},
"duplicate listener ports exposed",
},
"protocol not supported": {
func(x *NodeService) { x.Proxy.Expose.Paths[0].Protocol = "foo" },
"protocol 'foo' not supported for path",
},
}
for name, tc := range cases {
t.Run(name, func(t *testing.T) {
ns := TestNodeServiceExpose(t)
tc.Modify(ns)
err := ns.Validate()
if tc.Err == "" {
require.NoError(t, err)
} else {
require.Contains(t, strings.ToLower(err.Error()), strings.ToLower(tc.Err))
}
})
}
}
func TestStructs_NodeService_ValidateConnectProxy(t *testing.T) {
cases := []struct {
Name string
Modify func(*NodeService)
Err string
}{
{
"valid",
func(x *NodeService) {},
"",
},
{
"connect-proxy: no Proxy.DestinationServiceName",
func(x *NodeService) { x.Proxy.DestinationServiceName = "" },
"Proxy.DestinationServiceName must be",
},
{
"connect-proxy: whitespace Proxy.DestinationServiceName",
func(x *NodeService) { x.Proxy.DestinationServiceName = " " },
"Proxy.DestinationServiceName must be",
},
{
"connect-proxy: valid Proxy.DestinationServiceName",
func(x *NodeService) { x.Proxy.DestinationServiceName = "hello" },
"",
},
{
"connect-proxy: no port set",
func(x *NodeService) { x.Port = 0 },
"Port must",
},
{
"connect-proxy: ConnectNative set",
func(x *NodeService) { x.Connect.Native = true },
"cannot also be",
},
{
"connect-proxy: upstream missing type (defaulted)",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{{
DestinationName: "foo",
LocalBindPort: 5000,
}}
},
"",
},
{
"connect-proxy: upstream invalid type",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{{
DestinationType: "garbage",
DestinationName: "foo",
LocalBindPort: 5000,
}}
},
"unknown upstream destination type",
},
{
"connect-proxy: upstream empty name",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{{
DestinationType: UpstreamDestTypeService,
LocalBindPort: 5000,
}}
},
"upstream destination name cannot be empty",
},
{
"connect-proxy: upstream empty bind port",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 0,
}}
},
"upstream local bind port cannot be zero",
},
{
"connect-proxy: Upstreams almost-but-not-quite-duplicated in various ways",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{ // baseline
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5000,
},
{ // different bind address
DestinationType: UpstreamDestTypeService,
DestinationName: "bar",
LocalBindAddress: "127.0.0.2",
LocalBindPort: 5000,
},
{ // different datacenter
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
Datacenter: "dc2",
LocalBindPort: 5001,
},
{ // explicit default namespace
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
DestinationNamespace: "default",
LocalBindPort: 5003,
},
{ // different namespace
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
DestinationNamespace: "alternate",
LocalBindPort: 5002,
},
{ // different type
DestinationType: UpstreamDestTypePreparedQuery,
DestinationName: "foo",
LocalBindPort: 5004,
},
}
},
"",
},
{
"connect-proxy: Upstreams duplicated by port",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5000,
},
}
},
"upstreams cannot contain duplicates",
},
{
"connect-proxy: Upstreams duplicated by ip and port",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindAddress: "127.0.0.2",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "bar",
LocalBindAddress: "127.0.0.2",
LocalBindPort: 5000,
},
}
},
"upstreams cannot contain duplicates",
},
{
"connect-proxy: Upstreams duplicated by ip and port with ip defaulted in one",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindAddress: "127.0.0.1",
LocalBindPort: 5000,
},
}
},
"upstreams cannot contain duplicates",
},
{
"connect-proxy: Upstreams duplicated by name",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
LocalBindPort: 5001,
},
}
},
"upstreams cannot contain duplicates",
},
{
"connect-proxy: Upstreams duplicated by name and datacenter",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
Datacenter: "dc2",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
Datacenter: "dc2",
LocalBindPort: 5001,
},
}
},
"upstreams cannot contain duplicates",
},
{
"connect-proxy: Upstreams duplicated by name and namespace",
func(x *NodeService) {
x.Proxy.Upstreams = Upstreams{
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
DestinationNamespace: "alternate",
LocalBindPort: 5000,
},
{
DestinationType: UpstreamDestTypeService,
DestinationName: "foo",
DestinationNamespace: "alternate",
LocalBindPort: 5001,
},
}
},
"upstreams cannot contain duplicates",
},
}
for _, tc := range cases {
t.Run(tc.Name, func(t *testing.T) {
assert := assert.New(t)
ns := TestNodeServiceProxy(t)
tc.Modify(ns)
err := ns.Validate()
assert.Equal(err != nil, tc.Err != "", err)
if err == nil {
return
}
assert.Contains(strings.ToLower(err.Error()), strings.ToLower(tc.Err))
})
}
}
func TestStructs_NodeService_ValidateSidecarService(t *testing.T) {
cases := []struct {
Name string
Modify func(*NodeService)
Err string
}{
{
"valid",
func(x *NodeService) {},
"",
},
{
"ID can't be set",
func(x *NodeService) { x.Connect.SidecarService.ID = "foo" },
"SidecarService cannot specify an ID",
},
{
"Nested sidecar can't be set",
func(x *NodeService) {
x.Connect.SidecarService.Connect = &ServiceConnect{
SidecarService: &ServiceDefinition{},
}
},
"SidecarService cannot have a nested SidecarService",
},
}
for _, tc := range cases {
t.Run(tc.Name, func(t *testing.T) {
assert := assert.New(t)
ns := TestNodeServiceSidecar(t)
tc.Modify(ns)
err := ns.Validate()
assert.Equal(err != nil, tc.Err != "", err)
if err == nil {
return
}
assert.Contains(strings.ToLower(err.Error()), strings.ToLower(tc.Err))
})
}
}
func TestStructs_NodeService_IsSame(t *testing.T) {
ns := &NodeService{
ID: "node1",
Service: "theservice",
Tags: []string{"foo", "bar"},
Address: "127.0.0.1",
TaggedAddresses: map[string]ServiceAddress{
"lan": ServiceAddress{
Address: "127.0.0.1",
Port: 3456,
},
"wan": ServiceAddress{
Address: "198.18.0.1",
Port: 1234,
},
},
Meta: map[string]string{
"meta1": "value1",
"meta2": "value2",
},
Port: 1234,
EnableTagOverride: true,
Proxy: ConnectProxyConfig{
DestinationServiceName: "db",
Config: map[string]interface{}{
"foo": "bar",
},
},
Weights: &Weights{Passing: 1, Warning: 1},
}
if !ns.IsSame(ns) {
t.Fatalf("should be equal to itself")
}
other := &NodeService{
ID: "node1",
Service: "theservice",
Tags: []string{"foo", "bar"},
Address: "127.0.0.1",
Port: 1234,
EnableTagOverride: true,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: "198.18.0.1",
Port: 1234,
},
"lan": ServiceAddress{
Address: "127.0.0.1",
Port: 3456,
},
},
Meta: map[string]string{
// We don't care about order
"meta2": "value2",
"meta1": "value1",
},
Proxy: ConnectProxyConfig{
DestinationServiceName: "db",
Config: map[string]interface{}{
"foo": "bar",
},
},
Weights: &Weights{Passing: 1, Warning: 1},
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 2,
},
}
if !ns.IsSame(other) || !other.IsSame(ns) {
t.Fatalf("should not care about Raft fields")
}
check := func(twiddle, restore func()) {
t.Helper()
if !ns.IsSame(other) || !other.IsSame(ns) {
t.Fatalf("should be the same")
}
twiddle()
if ns.IsSame(other) || other.IsSame(ns) {
t.Fatalf("should not be the same")
}
restore()
if !ns.IsSame(other) || !other.IsSame(ns) {
t.Fatalf("should be the same again")
}
}
check(func() { other.ID = "XXX" }, func() { other.ID = "node1" })
check(func() { other.Service = "XXX" }, func() { other.Service = "theservice" })
check(func() { other.Tags = nil }, func() { other.Tags = []string{"foo", "bar"} })
check(func() { other.Tags = []string{"foo"} }, func() { other.Tags = []string{"foo", "bar"} })
check(func() { other.Address = "XXX" }, func() { other.Address = "127.0.0.1" })
check(func() { other.Port = 9999 }, func() { other.Port = 1234 })
check(func() { other.Meta["meta2"] = "wrongValue" }, func() { other.Meta["meta2"] = "value2" })
check(func() { other.EnableTagOverride = false }, func() { other.EnableTagOverride = true })
check(func() { other.Kind = ServiceKindConnectProxy }, func() { other.Kind = "" })
check(func() { other.Proxy.DestinationServiceName = "" }, func() { other.Proxy.DestinationServiceName = "db" })
check(func() { other.Proxy.DestinationServiceID = "XXX" }, func() { other.Proxy.DestinationServiceID = "" })
check(func() { other.Proxy.LocalServiceAddress = "XXX" }, func() { other.Proxy.LocalServiceAddress = "" })
check(func() { other.Proxy.LocalServicePort = 9999 }, func() { other.Proxy.LocalServicePort = 0 })
check(func() { other.Proxy.Config["baz"] = "XXX" }, func() { delete(other.Proxy.Config, "baz") })
check(func() { other.Connect.Native = true }, func() { other.Connect.Native = false })
otherServiceNode := other.ToServiceNode("node1")
copyNodeService := otherServiceNode.ToNodeService()
if !copyNodeService.IsSame(other) {
t.Fatalf("copy should be the same, but was\n %#v\nVS\n %#v", copyNodeService, other)
}
otherServiceNodeCopy2 := copyNodeService.ToServiceNode("node1")
if !otherServiceNode.IsSameService(otherServiceNodeCopy2) {
t.Fatalf("copy should be the same, but was\n %#v\nVS\n %#v", otherServiceNode, otherServiceNodeCopy2)
}
check(func() { other.TaggedAddresses["lan"] = ServiceAddress{Address: "127.0.0.1", Port: 9999} }, func() { other.TaggedAddresses["lan"] = ServiceAddress{Address: "127.0.0.1", Port: 3456} })
}
func TestStructs_HealthCheck_IsSame(t *testing.T) {
hc := &HealthCheck{
Node: "node1",
CheckID: "check1",
Name: "thecheck",
Status: api.HealthPassing,
Notes: "it's all good",
Output: "lgtm",
ServiceID: "service1",
ServiceName: "theservice",
ServiceTags: []string{"foo"},
}
if !hc.IsSame(hc) {
t.Fatalf("should be equal to itself")
}
other := &HealthCheck{
Node: "node1",
CheckID: "check1",
Name: "thecheck",
Status: api.HealthPassing,
Notes: "it's all good",
Output: "lgtm",
ServiceID: "service1",
ServiceName: "theservice",
ServiceTags: []string{"foo"},
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 2,
},
}
if !hc.IsSame(other) || !other.IsSame(hc) {
t.Fatalf("should not care about Raft fields")
}
checkCheckIDField := func(field *types.CheckID) {
if !hc.IsSame(other) || !other.IsSame(hc) {
t.Fatalf("should be the same")
}
old := *field
*field = "XXX"
if hc.IsSame(other) || other.IsSame(hc) {
t.Fatalf("should not be the same")
}
*field = old
if !hc.IsSame(other) || !other.IsSame(hc) {
t.Fatalf("should be the same")
}
}
checkStringField := func(field *string) {
if !hc.IsSame(other) || !other.IsSame(hc) {
t.Fatalf("should be the same")
}
old := *field
*field = "XXX"
if hc.IsSame(other) || other.IsSame(hc) {
t.Fatalf("should not be the same")
}
*field = old
if !hc.IsSame(other) || !other.IsSame(hc) {
t.Fatalf("should be the same")
}
}
checkStringField(&other.Node)
checkCheckIDField(&other.CheckID)
checkStringField(&other.Name)
checkStringField(&other.Status)
checkStringField(&other.Notes)
checkStringField(&other.Output)
checkStringField(&other.ServiceID)
checkStringField(&other.ServiceName)
}
func TestStructs_HealthCheck_Marshalling(t *testing.T) {
d := &HealthCheckDefinition{}
buf, err := d.MarshalJSON()
require.NoError(t, err)
require.NotContains(t, string(buf), `"Interval":""`)
require.NotContains(t, string(buf), `"Timeout":""`)
require.NotContains(t, string(buf), `"DeregisterCriticalServiceAfter":""`)
}
func TestStructs_HealthCheck_Clone(t *testing.T) {
hc := &HealthCheck{
Node: "node1",
CheckID: "check1",
Name: "thecheck",
Status: api.HealthPassing,
Notes: "it's all good",
Output: "lgtm",
ServiceID: "service1",
ServiceName: "theservice",
}
clone := hc.Clone()
if !hc.IsSame(clone) {
t.Fatalf("should be equal to its clone")
}
clone.Output = "different"
if hc.IsSame(clone) {
t.Fatalf("should not longer be equal to its clone")
}
}
func TestStructs_CheckServiceNodes_Shuffle(t *testing.T) {
// Make a huge list of nodes.
var nodes CheckServiceNodes
for i := 0; i < 100; i++ {
nodes = append(nodes, CheckServiceNode{
Node: &Node{
Node: fmt.Sprintf("node%d", i),
Address: fmt.Sprintf("127.0.0.%d", i+1),
},
})
}
// Keep track of how many unique shuffles we get.
uniques := make(map[string]struct{})
for i := 0; i < 100; i++ {
nodes.Shuffle()
var names []string
for _, node := range nodes {
names = append(names, node.Node.Node)
}
key := strings.Join(names, "|")
uniques[key] = struct{}{}
}
// We have to allow for the fact that there won't always be a unique
// shuffle each pass, so we just look for smell here without the test
// being flaky.
if len(uniques) < 50 {
t.Fatalf("unique shuffle ratio too low: %d/100", len(uniques))
}
}
func TestStructs_CheckServiceNodes_Filter(t *testing.T) {
nodes := CheckServiceNodes{
CheckServiceNode{
Node: &Node{
Node: "node1",
Address: "127.0.0.1",
},
Checks: HealthChecks{
&HealthCheck{
Status: api.HealthWarning,
},
},
},
CheckServiceNode{
Node: &Node{
Node: "node2",
Address: "127.0.0.2",
},
Checks: HealthChecks{
&HealthCheck{
Status: api.HealthPassing,
},
},
},
CheckServiceNode{
Node: &Node{
Node: "node3",
Address: "127.0.0.3",
},
Checks: HealthChecks{
&HealthCheck{
Status: api.HealthCritical,
},
},
},
CheckServiceNode{
Node: &Node{
Node: "node4",
Address: "127.0.0.4",
},
Checks: HealthChecks{
// This check has a different ID to the others to ensure it is not
// ignored by accident
&HealthCheck{
CheckID: "failing2",
Status: api.HealthCritical,
},
},
},
}
// Test the case where warnings are allowed.
{
twiddle := make(CheckServiceNodes, len(nodes))
if n := copy(twiddle, nodes); n != len(nodes) {
t.Fatalf("bad: %d", n)
}
filtered := twiddle.Filter(false)
expected := CheckServiceNodes{
nodes[0],
nodes[1],
}
if !reflect.DeepEqual(filtered, expected) {
t.Fatalf("bad: %v", filtered)
}
}
// Limit to only passing checks.
{
twiddle := make(CheckServiceNodes, len(nodes))
if n := copy(twiddle, nodes); n != len(nodes) {
t.Fatalf("bad: %d", n)
}
filtered := twiddle.Filter(true)
expected := CheckServiceNodes{
nodes[1],
}
if !reflect.DeepEqual(filtered, expected) {
t.Fatalf("bad: %v", filtered)
}
}
// Allow failing checks to be ignored (note that the test checks have empty
// CheckID which is valid).
{
twiddle := make(CheckServiceNodes, len(nodes))
if n := copy(twiddle, nodes); n != len(nodes) {
t.Fatalf("bad: %d", n)
}
filtered := twiddle.FilterIgnore(true, []types.CheckID{""})
expected := CheckServiceNodes{
nodes[0],
nodes[1],
nodes[2], // Node 3's critical check should be ignored.
// Node 4 should still be failing since it's got a critical check with a
// non-ignored ID.
}
if !reflect.DeepEqual(filtered, expected) {
t.Fatalf("bad: %v", filtered)
}
}
}
func TestStructs_DirEntry_Clone(t *testing.T) {
e := &DirEntry{
LockIndex: 5,
Key: "hello",
Flags: 23,
Value: []byte("this is a test"),
Session: "session1",
RaftIndex: RaftIndex{
CreateIndex: 1,
ModifyIndex: 2,
},
}
clone := e.Clone()
if !reflect.DeepEqual(e, clone) {
t.Fatalf("bad: %v", clone)
}
e.Value = []byte("a new value")
if reflect.DeepEqual(e, clone) {
t.Fatalf("clone wasn't independent of the original")
}
}
func TestStructs_ValidateMetadata(t *testing.T) {
// Load a valid set of key/value pairs
meta := map[string]string{
"key1": "value1",
"key2": "value2",
}
// Should succeed
if err := ValidateMetadata(meta, false); err != nil {
t.Fatalf("err: %s", err)
}
// Should get error
meta = map[string]string{
"": "value1",
}
if err := ValidateMetadata(meta, false); !strings.Contains(err.Error(), "Couldn't load metadata pair") {
t.Fatalf("should have failed")
}
// Should get error
meta = make(map[string]string)
for i := 0; i < metaMaxKeyPairs+1; i++ {
meta[string(i)] = "value"
}
if err := ValidateMetadata(meta, false); !strings.Contains(err.Error(), "cannot contain more than") {
t.Fatalf("should have failed")
}
// Should not error
meta = map[string]string{
metaKeyReservedPrefix + "key": "value1",
}
// Should fail
if err := ValidateMetadata(meta, false); err == nil || !strings.Contains(err.Error(), "reserved for internal use") {
t.Fatalf("err: %s", err)
}
// Should succeed
if err := ValidateMetadata(meta, true); err != nil {
t.Fatalf("err: %s", err)
}
}
func TestStructs_validateMetaPair(t *testing.T) {
longKey := strings.Repeat("a", metaKeyMaxLength+1)
longValue := strings.Repeat("b", metaValueMaxLength+1)
pairs := []struct {
Key string
Value string
Error string
AllowConsulPrefix bool
}{
// valid pair
{"key", "value", "", false},
// invalid, blank key
{"", "value", "cannot be blank", false},
// allowed special chars in key name
{"k_e-y", "value", "", false},
// disallowed special chars in key name
{"(%key&)", "value", "invalid characters", false},
// key too long
{longKey, "value", "Key is too long", false},
// reserved prefix
{metaKeyReservedPrefix + "key", "value", "reserved for internal use", false},
// reserved prefix, allowed
{metaKeyReservedPrefix + "key", "value", "", true},
// value too long
{"key", longValue, "Value is too long", false},
}
for _, pair := range pairs {
err := validateMetaPair(pair.Key, pair.Value, pair.AllowConsulPrefix)
if pair.Error == "" && err != nil {
t.Fatalf("should have succeeded: %v, %v", pair, err)
} else if pair.Error != "" && !strings.Contains(err.Error(), pair.Error) {
t.Fatalf("should have failed: %v, %v", pair, err)
}
}
}
func TestSpecificServiceRequest_CacheInfo(t *testing.T) {
tests := []struct {
name string
req ServiceSpecificRequest
mutate func(req *ServiceSpecificRequest)
want *cache.RequestInfo
wantSame bool
}{
{
name: "basic params",
req: ServiceSpecificRequest{
QueryOptions: QueryOptions{Token: "foo"},
Datacenter: "dc1",
},
want: &cache.RequestInfo{
Token: "foo",
Datacenter: "dc1",
},
wantSame: true,
},
{
name: "name should be considered",
req: ServiceSpecificRequest{
ServiceName: "web",
},
mutate: func(req *ServiceSpecificRequest) {
req.ServiceName = "db"
},
wantSame: false,
},
{
name: "node meta should be considered",
req: ServiceSpecificRequest{
NodeMetaFilters: map[string]string{
"foo": "bar",
},
},
mutate: func(req *ServiceSpecificRequest) {
req.NodeMetaFilters = map[string]string{
"foo": "qux",
}
},
wantSame: false,
},
{
name: "address should be considered",
req: ServiceSpecificRequest{
ServiceAddress: "1.2.3.4",
},
mutate: func(req *ServiceSpecificRequest) {
req.ServiceAddress = "4.3.2.1"
},
wantSame: false,
},
{
name: "tag filter should be considered",
req: ServiceSpecificRequest{
TagFilter: true,
},
mutate: func(req *ServiceSpecificRequest) {
req.TagFilter = false
},
wantSame: false,
},
{
name: "connect should be considered",
req: ServiceSpecificRequest{
Connect: true,
},
mutate: func(req *ServiceSpecificRequest) {
req.Connect = false
},
wantSame: false,
},
{
name: "tags should be different",
req: ServiceSpecificRequest{
ServiceName: "web",
ServiceTags: []string{"foo"},
},
mutate: func(req *ServiceSpecificRequest) {
req.ServiceTags = []string{"foo", "bar"}
},
wantSame: false,
},
{
name: "tags should not depend on order",
req: ServiceSpecificRequest{
ServiceName: "web",
ServiceTags: []string{"bar", "foo"},
},
mutate: func(req *ServiceSpecificRequest) {
req.ServiceTags = []string{"foo", "bar"}
},
wantSame: true,
},
// DEPRECATED (singular-service-tag) - remove this when upgrade RPC compat
// with 1.2.x is not required.
{
name: "legacy requests with singular tag should be different",
req: ServiceSpecificRequest{
ServiceName: "web",
ServiceTag: "foo",
},
mutate: func(req *ServiceSpecificRequest) {
req.ServiceTag = "bar"
},
wantSame: false,
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
info := tc.req.CacheInfo()
if tc.mutate != nil {
tc.mutate(&tc.req)
}
afterInfo := tc.req.CacheInfo()
// Check key matches or not
if tc.wantSame {
require.Equal(t, info, afterInfo)
} else {
require.NotEqual(t, info, afterInfo)
}
if tc.want != nil {
// Reset key since we don't care about the actual hash value as long as
// it does/doesn't change appropriately (asserted with wantSame above).
info.Key = ""
require.Equal(t, *tc.want, info)
}
})
}
}
func TestNodeService_JSON_OmitTaggedAdddresses(t *testing.T) {
t.Parallel()
cases := []struct {
name string
ns NodeService
}{
{
"nil",
NodeService{
TaggedAddresses: nil,
},
},
{
"empty",
NodeService{
TaggedAddresses: make(map[string]ServiceAddress),
},
},
}
for _, tc := range cases {
name := tc.name
ns := tc.ns
t.Run(name, func(t *testing.T) {
t.Parallel()
data, err := json.Marshal(ns)
require.NoError(t, err)
var raw map[string]interface{}
err = json.Unmarshal(data, &raw)
require.NoError(t, err)
require.NotContains(t, raw, "TaggedAddresses")
require.NotContains(t, raw, "tagged_addresses")
})
}
}
func TestServiceNode_JSON_OmitServiceTaggedAdddresses(t *testing.T) {
t.Parallel()
cases := []struct {
name string
sn ServiceNode
}{
{
"nil",
ServiceNode{
ServiceTaggedAddresses: nil,
},
},
{
"empty",
ServiceNode{
ServiceTaggedAddresses: make(map[string]ServiceAddress),
},
},
}
for _, tc := range cases {
name := tc.name
sn := tc.sn
t.Run(name, func(t *testing.T) {
t.Parallel()
data, err := json.Marshal(sn)
require.NoError(t, err)
var raw map[string]interface{}
err = json.Unmarshal(data, &raw)
require.NoError(t, err)
require.NotContains(t, raw, "ServiceTaggedAddresses")
require.NotContains(t, raw, "service_tagged_addresses")
})
}
}
func TestNode_BestAddress(t *testing.T) {
t.Parallel()
type testCase struct {
input Node
lanAddr string
wanAddr string
}
nodeAddr := "10.1.2.3"
nodeWANAddr := "198.18.19.20"
cases := map[string]testCase{
"address": testCase{
input: Node{
Address: nodeAddr,
},
lanAddr: nodeAddr,
wanAddr: nodeAddr,
},
"wan-address": testCase{
input: Node{
Address: nodeAddr,
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
lanAddr: nodeAddr,
wanAddr: nodeWANAddr,
},
}
for name, tc := range cases {
name := name
tc := tc
t.Run(name, func(t *testing.T) {
t.Parallel()
require.Equal(t, tc.lanAddr, tc.input.BestAddress(false))
require.Equal(t, tc.wanAddr, tc.input.BestAddress(true))
})
}
}
func TestNodeService_BestAddress(t *testing.T) {
t.Parallel()
type testCase struct {
input NodeService
lanAddr string
lanPort int
wanAddr string
wanPort int
}
serviceAddr := "10.2.3.4"
servicePort := 1234
serviceWANAddr := "198.19.20.21"
serviceWANPort := 987
cases := map[string]testCase{
"no-address": testCase{
input: NodeService{
Port: servicePort,
},
lanAddr: "",
lanPort: servicePort,
wanAddr: "",
wanPort: servicePort,
},
"service-address": testCase{
input: NodeService{
Address: serviceAddr,
Port: servicePort,
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceAddr,
wanPort: servicePort,
},
"service-wan-address": testCase{
input: NodeService{
Address: serviceAddr,
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: serviceWANPort,
},
},
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: serviceWANPort,
},
"service-wan-address-default-port": testCase{
input: NodeService{
Address: serviceAddr,
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: 0,
},
},
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: servicePort,
},
"service-wan-address-node-lan": testCase{
input: NodeService{
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: serviceWANPort,
},
},
},
lanAddr: "",
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: serviceWANPort,
},
}
for name, tc := range cases {
name := name
tc := tc
t.Run(name, func(t *testing.T) {
t.Parallel()
addr, port := tc.input.BestAddress(false)
require.Equal(t, tc.lanAddr, addr)
require.Equal(t, tc.lanPort, port)
addr, port = tc.input.BestAddress(true)
require.Equal(t, tc.wanAddr, addr)
require.Equal(t, tc.wanPort, port)
})
}
}
func TestCheckServiceNode_BestAddress(t *testing.T) {
t.Parallel()
type testCase struct {
input CheckServiceNode
lanAddr string
lanPort int
wanAddr string
wanPort int
}
nodeAddr := "10.1.2.3"
nodeWANAddr := "198.18.19.20"
serviceAddr := "10.2.3.4"
servicePort := 1234
serviceWANAddr := "198.19.20.21"
serviceWANPort := 987
cases := map[string]testCase{
"node-address": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
},
Service: &NodeService{
Port: servicePort,
},
},
lanAddr: nodeAddr,
lanPort: servicePort,
wanAddr: nodeAddr,
wanPort: servicePort,
},
"node-wan-address": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
Service: &NodeService{
Port: servicePort,
},
},
lanAddr: nodeAddr,
lanPort: servicePort,
wanAddr: nodeWANAddr,
wanPort: servicePort,
},
"service-address": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
// this will be ignored
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
Service: &NodeService{
Address: serviceAddr,
Port: servicePort,
},
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceAddr,
wanPort: servicePort,
},
"service-wan-address": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
// this will be ignored
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
Service: &NodeService{
Address: serviceAddr,
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: serviceWANPort,
},
},
},
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: serviceWANPort,
},
"service-wan-address-default-port": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
// this will be ignored
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
Service: &NodeService{
Address: serviceAddr,
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: 0,
},
},
},
},
lanAddr: serviceAddr,
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: servicePort,
},
"service-wan-address-node-lan": testCase{
input: CheckServiceNode{
Node: &Node{
Address: nodeAddr,
// this will be ignored
TaggedAddresses: map[string]string{
"wan": nodeWANAddr,
},
},
Service: &NodeService{
Port: servicePort,
TaggedAddresses: map[string]ServiceAddress{
"wan": ServiceAddress{
Address: serviceWANAddr,
Port: serviceWANPort,
},
},
},
},
lanAddr: nodeAddr,
lanPort: servicePort,
wanAddr: serviceWANAddr,
wanPort: serviceWANPort,
},
}
for name, tc := range cases {
name := name
tc := tc
t.Run(name, func(t *testing.T) {
t.Parallel()
addr, port := tc.input.BestAddress(false)
require.Equal(t, tc.lanAddr, addr)
require.Equal(t, tc.lanPort, port)
addr, port = tc.input.BestAddress(true)
require.Equal(t, tc.wanAddr, addr)
require.Equal(t, tc.wanPort, port)
})
}
}
func TestNodeService_JSON_Marshal(t *testing.T) {
ns := &NodeService{
Service: "foo",
Proxy: ConnectProxyConfig{
Config: map[string]interface{}{
"bind_addresses": map[string]interface{}{
"default": map[string]interface{}{
"Address": "0.0.0.0",
"Port": "443",
},
},
},
},
}
buf, err := json.Marshal(ns)
require.NoError(t, err)
var out NodeService
require.NoError(t, json.Unmarshal(buf, &out))
require.Equal(t, *ns, out)
}
func TestServiceNode_JSON_Marshal(t *testing.T) {
sn := &ServiceNode{
Node: "foo",
ServiceName: "foo",
ServiceProxy: ConnectProxyConfig{
Config: map[string]interface{}{
"bind_addresses": map[string]interface{}{
"default": map[string]interface{}{
"Address": "0.0.0.0",
"Port": "443",
},
},
},
},
}
buf, err := json.Marshal(sn)
require.NoError(t, err)
var out ServiceNode
require.NoError(t, json.Unmarshal(buf, &out))
require.Equal(t, *sn, out)
}
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