853 lines
17 KiB
Go
853 lines
17 KiB
Go
package consul
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import (
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"bytes"
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"github.com/hashicorp/consul/consul/structs"
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"github.com/hashicorp/raft"
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"os"
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"testing"
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)
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type MockSink struct {
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*bytes.Buffer
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cancel bool
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}
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func (m *MockSink) ID() string {
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return "Mock"
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}
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func (m *MockSink) Cancel() error {
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m.cancel = true
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return nil
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}
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func (m *MockSink) Close() error {
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return nil
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}
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func makeLog(buf []byte) *raft.Log {
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return &raft.Log{
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Index: 1,
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Term: 1,
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Type: raft.LogCommand,
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Data: buf,
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}
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}
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func TestFSM_RegisterNode(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.RegisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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Address: "127.0.0.1",
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}
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buf, err := structs.Encode(structs.RegisterRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify we are registered
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if idx, found, _ := fsm.state.GetNode("foo"); !found {
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t.Fatalf("not found!")
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} else if idx != 1 {
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t.Fatalf("bad index: %d", idx)
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}
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// Verify service registered
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_, services := fsm.state.NodeServices("foo")
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if len(services.Services) != 0 {
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t.Fatalf("Services: %v", services)
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}
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}
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func TestFSM_RegisterNode_Service(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.RegisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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Address: "127.0.0.1",
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Service: &structs.NodeService{
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ID: "db",
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Service: "db",
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Tags: []string{"master"},
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Port: 8000,
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},
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Check: &structs.HealthCheck{
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Node: "foo",
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CheckID: "db",
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Name: "db connectivity",
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Status: structs.HealthPassing,
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ServiceID: "db",
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},
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}
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buf, err := structs.Encode(structs.RegisterRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify we are registered
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if _, found, _ := fsm.state.GetNode("foo"); !found {
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t.Fatalf("not found!")
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}
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// Verify service registered
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_, services := fsm.state.NodeServices("foo")
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if _, ok := services.Services["db"]; !ok {
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t.Fatalf("not registered!")
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}
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// Verify check
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_, checks := fsm.state.NodeChecks("foo")
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if checks[0].CheckID != "db" {
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t.Fatalf("not registered!")
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}
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}
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func TestFSM_DeregisterService(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.RegisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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Address: "127.0.0.1",
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Service: &structs.NodeService{
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ID: "db",
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Service: "db",
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Tags: []string{"master"},
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Port: 8000,
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},
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}
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buf, err := structs.Encode(structs.RegisterRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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dereg := structs.DeregisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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ServiceID: "db",
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}
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buf, err = structs.Encode(structs.DeregisterRequestType, dereg)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp = fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify we are registered
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if _, found, _ := fsm.state.GetNode("foo"); !found {
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t.Fatalf("not found!")
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}
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// Verify service not registered
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_, services := fsm.state.NodeServices("foo")
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if _, ok := services.Services["db"]; ok {
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t.Fatalf("db registered!")
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}
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}
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func TestFSM_DeregisterCheck(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.RegisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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Address: "127.0.0.1",
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Check: &structs.HealthCheck{
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Node: "foo",
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CheckID: "mem",
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Name: "memory util",
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Status: structs.HealthPassing,
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},
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}
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buf, err := structs.Encode(structs.RegisterRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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dereg := structs.DeregisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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CheckID: "mem",
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}
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buf, err = structs.Encode(structs.DeregisterRequestType, dereg)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp = fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify we are registered
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if _, found, _ := fsm.state.GetNode("foo"); !found {
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t.Fatalf("not found!")
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}
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// Verify check not registered
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_, checks := fsm.state.NodeChecks("foo")
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if len(checks) != 0 {
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t.Fatalf("check registered!")
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}
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}
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func TestFSM_DeregisterNode(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.RegisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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Address: "127.0.0.1",
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Service: &structs.NodeService{
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ID: "db",
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Service: "db",
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Tags: []string{"master"},
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Port: 8000,
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},
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Check: &structs.HealthCheck{
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Node: "foo",
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CheckID: "db",
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Name: "db connectivity",
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Status: structs.HealthPassing,
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ServiceID: "db",
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},
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}
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buf, err := structs.Encode(structs.RegisterRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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dereg := structs.DeregisterRequest{
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Datacenter: "dc1",
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Node: "foo",
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}
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buf, err = structs.Encode(structs.DeregisterRequestType, dereg)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp = fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify we are registered
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if _, found, _ := fsm.state.GetNode("foo"); found {
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t.Fatalf("found!")
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}
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// Verify service not registered
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_, services := fsm.state.NodeServices("foo")
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if services != nil {
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t.Fatalf("Services: %v", services)
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}
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// Verify checks not registered
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_, checks := fsm.state.NodeChecks("foo")
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if len(checks) != 0 {
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t.Fatalf("Services: %v", services)
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}
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}
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func TestFSM_SnapshotRestore(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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// Add some state
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fsm.state.EnsureNode(1, structs.Node{"foo", "127.0.0.1"})
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fsm.state.EnsureNode(2, structs.Node{"baz", "127.0.0.2"})
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fsm.state.EnsureService(3, "foo", &structs.NodeService{"web", "web", nil, 80})
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fsm.state.EnsureService(4, "foo", &structs.NodeService{"db", "db", []string{"primary"}, 5000})
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fsm.state.EnsureService(5, "baz", &structs.NodeService{"web", "web", nil, 80})
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fsm.state.EnsureService(6, "baz", &structs.NodeService{"db", "db", []string{"secondary"}, 5000})
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fsm.state.EnsureCheck(7, &structs.HealthCheck{
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Node: "foo",
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CheckID: "web",
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Name: "web connectivity",
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Status: structs.HealthPassing,
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ServiceID: "web",
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})
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fsm.state.KVSSet(8, &structs.DirEntry{
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Key: "/test",
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Value: []byte("foo"),
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})
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session := &structs.Session{Node: "foo"}
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fsm.state.SessionCreate(9, session)
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acl := &structs.ACL{Name: "User Token"}
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fsm.state.ACLSet(10, acl, false)
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// Snapshot
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snap, err := fsm.Snapshot()
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer snap.Release()
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// Persist
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buf := bytes.NewBuffer(nil)
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sink := &MockSink{buf, false}
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if err := snap.Persist(sink); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Try to restore on a new FSM
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fsm2, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm2.Close()
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// Do a restore
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if err := fsm2.Restore(sink); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Verify the contents
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_, nodes := fsm2.state.Nodes()
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if len(nodes) != 2 {
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t.Fatalf("Bad: %v", nodes)
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}
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_, fooSrv := fsm2.state.NodeServices("foo")
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if len(fooSrv.Services) != 2 {
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t.Fatalf("Bad: %v", fooSrv)
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}
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if !strContains(fooSrv.Services["db"].Tags, "primary") {
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t.Fatalf("Bad: %v", fooSrv)
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}
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if fooSrv.Services["db"].Port != 5000 {
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t.Fatalf("Bad: %v", fooSrv)
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}
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_, checks := fsm2.state.NodeChecks("foo")
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if len(checks) != 1 {
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t.Fatalf("Bad: %v", checks)
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}
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// Verify key is set
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_, d, err := fsm.state.KVSGet("/test")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if string(d.Value) != "foo" {
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t.Fatalf("bad: %v", d)
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}
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// Verify session is restored
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_, s, err := fsm.state.SessionGet(session.ID)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if s.Node != "foo" {
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t.Fatalf("bad: %v", s)
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}
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// Verify ACL is restored
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_, a, err := fsm.state.ACLGet(acl.ID)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if a.Name != "User Token" {
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t.Fatalf("bad: %v", a)
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}
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}
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func TestFSM_KVSSet(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.KVSRequest{
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Datacenter: "dc1",
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Op: structs.KVSSet,
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DirEnt: structs.DirEntry{
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Key: "/test/path",
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Flags: 0,
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Value: []byte("test"),
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},
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}
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buf, err := structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify key is set
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_, d, err := fsm.state.KVSGet("/test/path")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if d == nil {
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t.Fatalf("missing")
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}
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}
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func TestFSM_KVSDelete(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.KVSRequest{
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Datacenter: "dc1",
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Op: structs.KVSSet,
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DirEnt: structs.DirEntry{
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Key: "/test/path",
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Flags: 0,
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Value: []byte("test"),
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},
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}
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buf, err := structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Run the delete
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req.Op = structs.KVSDelete
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buf, err = structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp = fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify key is not set
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_, d, err := fsm.state.KVSGet("/test/path")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if d != nil {
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t.Fatalf("key present")
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}
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}
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func TestFSM_KVSDeleteTree(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.KVSRequest{
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Datacenter: "dc1",
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Op: structs.KVSSet,
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DirEnt: structs.DirEntry{
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Key: "/test/path",
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Flags: 0,
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Value: []byte("test"),
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},
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}
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buf, err := structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp := fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Run the delete tree
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req.Op = structs.KVSDeleteTree
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req.DirEnt.Key = "/test"
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buf, err = structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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resp = fsm.Apply(makeLog(buf))
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if resp != nil {
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t.Fatalf("resp: %v", resp)
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}
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// Verify key is not set
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_, d, err := fsm.state.KVSGet("/test/path")
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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if d != nil {
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t.Fatalf("key present")
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}
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}
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func TestFSM_KVSCheckAndSet(t *testing.T) {
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fsm, err := NewFSM(os.Stderr)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer fsm.Close()
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req := structs.KVSRequest{
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Datacenter: "dc1",
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Op: structs.KVSSet,
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DirEnt: structs.DirEntry{
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Key: "/test/path",
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Flags: 0,
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Value: []byte("test"),
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},
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}
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buf, err := structs.Encode(structs.KVSRequestType, req)
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if err != nil {
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t.Fatalf("err: %v", err)
|
|
}
|
|
resp := fsm.Apply(makeLog(buf))
|
|
if resp != nil {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
// Verify key is set
|
|
_, d, err := fsm.state.KVSGet("/test/path")
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if d == nil {
|
|
t.Fatalf("key missing")
|
|
}
|
|
|
|
// Run the check-and-set
|
|
req.Op = structs.KVSCAS
|
|
req.DirEnt.ModifyIndex = d.ModifyIndex
|
|
req.DirEnt.Value = []byte("zip")
|
|
buf, err = structs.Encode(structs.KVSRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp = fsm.Apply(makeLog(buf))
|
|
if resp.(bool) != true {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
// Verify key is updated
|
|
_, d, err = fsm.state.KVSGet("/test/path")
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if string(d.Value) != "zip" {
|
|
t.Fatalf("bad: %v", d)
|
|
}
|
|
}
|
|
|
|
func TestFSM_SessionCreate_Destroy(t *testing.T) {
|
|
fsm, err := NewFSM(os.Stderr)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer fsm.Close()
|
|
|
|
fsm.state.EnsureNode(1, structs.Node{"foo", "127.0.0.1"})
|
|
fsm.state.EnsureCheck(2, &structs.HealthCheck{
|
|
Node: "foo",
|
|
CheckID: "web",
|
|
Status: structs.HealthPassing,
|
|
})
|
|
|
|
// Create a new session
|
|
req := structs.SessionRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.SessionCreate,
|
|
Session: structs.Session{
|
|
Node: "foo",
|
|
Checks: []string{"web"},
|
|
},
|
|
}
|
|
buf, err := structs.Encode(structs.SessionRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp := fsm.Apply(makeLog(buf))
|
|
if err, ok := resp.(error); ok {
|
|
t.Fatalf("resp: %v", err)
|
|
}
|
|
|
|
// Get the session
|
|
id := resp.(string)
|
|
_, session, err := fsm.state.SessionGet(id)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if session == nil {
|
|
t.Fatalf("missing")
|
|
}
|
|
|
|
// Verify the session
|
|
if session.ID != id {
|
|
t.Fatalf("bad: %v", *session)
|
|
}
|
|
if session.Node != "foo" {
|
|
t.Fatalf("bad: %v", *session)
|
|
}
|
|
if session.Checks[0] != "web" {
|
|
t.Fatalf("bad: %v", *session)
|
|
}
|
|
|
|
// Try to destroy
|
|
destroy := structs.SessionRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.SessionDestroy,
|
|
Session: structs.Session{
|
|
ID: id,
|
|
},
|
|
}
|
|
buf, err = structs.Encode(structs.SessionRequestType, destroy)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp = fsm.Apply(makeLog(buf))
|
|
if resp != nil {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
_, session, err = fsm.state.SessionGet(id)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if session != nil {
|
|
t.Fatalf("should be destroyed")
|
|
}
|
|
}
|
|
|
|
func TestFSM_KVSLock(t *testing.T) {
|
|
fsm, err := NewFSM(os.Stderr)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer fsm.Close()
|
|
|
|
fsm.state.EnsureNode(1, structs.Node{"foo", "127.0.0.1"})
|
|
session := &structs.Session{Node: "foo"}
|
|
fsm.state.SessionCreate(2, session)
|
|
|
|
req := structs.KVSRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.KVSLock,
|
|
DirEnt: structs.DirEntry{
|
|
Key: "/test/path",
|
|
Value: []byte("test"),
|
|
Session: session.ID,
|
|
},
|
|
}
|
|
buf, err := structs.Encode(structs.KVSRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp := fsm.Apply(makeLog(buf))
|
|
if resp != true {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
// Verify key is locked
|
|
_, d, err := fsm.state.KVSGet("/test/path")
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if d == nil {
|
|
t.Fatalf("missing")
|
|
}
|
|
if d.LockIndex != 1 {
|
|
t.Fatalf("bad: %v", *d)
|
|
}
|
|
if d.Session != session.ID {
|
|
t.Fatalf("bad: %v", *d)
|
|
}
|
|
}
|
|
|
|
func TestFSM_KVSUnlock(t *testing.T) {
|
|
fsm, err := NewFSM(os.Stderr)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer fsm.Close()
|
|
|
|
fsm.state.EnsureNode(1, structs.Node{"foo", "127.0.0.1"})
|
|
session := &structs.Session{Node: "foo"}
|
|
fsm.state.SessionCreate(2, session)
|
|
|
|
req := structs.KVSRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.KVSLock,
|
|
DirEnt: structs.DirEntry{
|
|
Key: "/test/path",
|
|
Value: []byte("test"),
|
|
Session: session.ID,
|
|
},
|
|
}
|
|
buf, err := structs.Encode(structs.KVSRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp := fsm.Apply(makeLog(buf))
|
|
if resp != true {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
req = structs.KVSRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.KVSUnlock,
|
|
DirEnt: structs.DirEntry{
|
|
Key: "/test/path",
|
|
Value: []byte("test"),
|
|
Session: session.ID,
|
|
},
|
|
}
|
|
buf, err = structs.Encode(structs.KVSRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp = fsm.Apply(makeLog(buf))
|
|
if resp != true {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
// Verify key is unlocked
|
|
_, d, err := fsm.state.KVSGet("/test/path")
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if d == nil {
|
|
t.Fatalf("missing")
|
|
}
|
|
if d.LockIndex != 1 {
|
|
t.Fatalf("bad: %v", *d)
|
|
}
|
|
if d.Session != "" {
|
|
t.Fatalf("bad: %v", *d)
|
|
}
|
|
}
|
|
|
|
func TestFSM_ACL_Set_Delete(t *testing.T) {
|
|
fsm, err := NewFSM(os.Stderr)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
defer fsm.Close()
|
|
|
|
// Create a new ACL
|
|
req := structs.ACLRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.ACLSet,
|
|
ACL: structs.ACL{
|
|
Name: "User token",
|
|
Type: structs.ACLTypeClient,
|
|
},
|
|
}
|
|
buf, err := structs.Encode(structs.ACLRequestType, req)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp := fsm.Apply(makeLog(buf))
|
|
if err, ok := resp.(error); ok {
|
|
t.Fatalf("resp: %v", err)
|
|
}
|
|
|
|
// Get the ACL
|
|
id := resp.(string)
|
|
_, acl, err := fsm.state.ACLGet(id)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if acl == nil {
|
|
t.Fatalf("missing")
|
|
}
|
|
|
|
// Verify the ACL
|
|
if acl.ID != id {
|
|
t.Fatalf("bad: %v", *acl)
|
|
}
|
|
if acl.Name != "User token" {
|
|
t.Fatalf("bad: %v", *acl)
|
|
}
|
|
if acl.Type != structs.ACLTypeClient {
|
|
t.Fatalf("bad: %v", *acl)
|
|
}
|
|
|
|
// Try to destroy
|
|
destroy := structs.ACLRequest{
|
|
Datacenter: "dc1",
|
|
Op: structs.ACLDelete,
|
|
ACL: structs.ACL{
|
|
ID: id,
|
|
},
|
|
}
|
|
buf, err = structs.Encode(structs.ACLRequestType, destroy)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
resp = fsm.Apply(makeLog(buf))
|
|
if resp != nil {
|
|
t.Fatalf("resp: %v", resp)
|
|
}
|
|
|
|
_, acl, err = fsm.state.ACLGet(id)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
if acl != nil {
|
|
t.Fatalf("should be destroyed")
|
|
}
|
|
}
|