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open-consul
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consul: Providing logOutput to StateStore

This commit is contained in:
Armon Dadgar 2014-03-05 14:34:29 -08:00
parent a497a8d5c7
commit 8948a5218e
3 changed files with 79 additions and 26 deletions
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14
consul/fsm.go
View File

@ -14,8 +14,9 @@ import (
// along with Raft to provide strong consistency. We implement
// this outside the Server to avoid exposing this outside the package.
type consulFSM struct {
logger *log.Logger
state *StateStore
logOutput io.Writer
logger *log.Logger
state *StateStore
}
// consulSnapshot is used to provide a snapshot of the current
@ -34,14 +35,15 @@ type snapshotHeader struct {
// NewFSM is used to construct a new FSM with a blank state
func NewFSM(logOutput io.Writer) (*consulFSM, error) {
state, err := NewStateStore()
state, err := NewStateStore(logOutput)
if err != nil {
return nil, err
}
fsm := &consulFSM{
logger: log.New(logOutput, "", log.LstdFlags),
state: state,
logOutput: logOutput,
logger: log.New(logOutput, "", log.LstdFlags),
state: state,
}
return fsm, nil
}
@ -146,7 +148,7 @@ func (c *consulFSM) Restore(old io.ReadCloser) error {
defer old.Close()
// Create a new state store
state, err := NewStateStore()
state, err := NewStateStore(c.logOutput)
if err != nil {
return err
}

12
consul/state_store.go
View File

@ -4,7 +4,9 @@ import (
"fmt"
"github.com/armon/gomdb"
"github.com/hashicorp/consul/consul/structs"
"io"
"io/ioutil"
"log"
"os"
)
@ -23,6 +25,7 @@ const (
// implementation uses the Lightning Memory-Mapped Database (MDB).
// This gives us Multi-Version Concurrency Control for "free"
type StateStore struct {
logger *log.Logger
path string
env *mdb.Env
nodeTable *MDBTable
@ -48,7 +51,7 @@ func (s *StateSnapshot) Close() error {
}
// NewStateStore is used to create a new state store
func NewStateStore() (*StateStore, error) {
func NewStateStore(logOutput io.Writer) (*StateStore, error) {
// Create a new temp dir
path, err := ioutil.TempDir("", "consul")
if err != nil {
@ -62,9 +65,10 @@ func NewStateStore() (*StateStore, error) {
}
s := &StateStore{
path: path,
env: env,
watch: make(map[*MDBTable]*NotifyGroup),
logger: log.New(logOutput, "", log.LstdFlags),
path: path,
env: env,
watch: make(map[*MDBTable]*NotifyGroup),
}
// Ensure we can initialize

79
consul/state_store_test.go
View File

@ -2,13 +2,18 @@ package consul
import (
"github.com/hashicorp/consul/consul/structs"
"os"
"reflect"
"sort"
"testing"
)
func testStateStore() (*StateStore, error) {
return NewStateStore(os.Stderr)
}
func TestEnsureNode(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -34,7 +39,7 @@ func TestEnsureNode(t *testing.T) {
}
func TestGetNodes(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -61,7 +66,7 @@ func TestGetNodes(t *testing.T) {
}
func BenchmarkGetNodes(b *testing.B) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
b.Fatalf("err: %v", err)
}
@ -81,7 +86,7 @@ func BenchmarkGetNodes(b *testing.B) {
}
func TestEnsureService(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -126,7 +131,7 @@ func TestEnsureService(t *testing.T) {
}
func TestEnsureService_DuplicateNode(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -179,7 +184,7 @@ func TestEnsureService_DuplicateNode(t *testing.T) {
}
func TestDeleteNodeService(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -227,7 +232,7 @@ func TestDeleteNodeService(t *testing.T) {
}
func TestDeleteNodeService_One(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -264,7 +269,7 @@ func TestDeleteNodeService_One(t *testing.T) {
}
func TestDeleteNode(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -320,7 +325,7 @@ func TestDeleteNode(t *testing.T) {
}
func TestGetServices(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -370,7 +375,7 @@ func TestGetServices(t *testing.T) {
}
func TestServiceNodes(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -461,7 +466,7 @@ func TestServiceNodes(t *testing.T) {
}
func TestServiceTagNodes(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -509,7 +514,7 @@ func TestServiceTagNodes(t *testing.T) {
}
func TestStoreSnapshot(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -638,7 +643,7 @@ func TestStoreSnapshot(t *testing.T) {
}
func TestEnsureCheck(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -720,7 +725,7 @@ func TestEnsureCheck(t *testing.T) {
}
func TestDeleteNodeCheck(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -770,7 +775,7 @@ func TestDeleteNodeCheck(t *testing.T) {
}
func TestCheckServiceNodes(t *testing.T) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -851,7 +856,7 @@ func TestCheckServiceNodes(t *testing.T) {
}
}
func BenchmarkCheckServiceNodes(t *testing.B) {
store, err := NewStateStore()
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
@ -887,3 +892,45 @@ func BenchmarkCheckServiceNodes(t *testing.B) {
store.CheckServiceNodes("db")
}
}
func TestSS_Register_Deregister_Query(t *testing.T) {
store, err := testStateStore()
if err != nil {
t.Fatalf("err: %v", err)
}
defer store.Close()
if err := store.EnsureNode(1, structs.Node{"foo", "127.0.0.1"}); err != nil {
t.Fatalf("err: %v", err)
}
srv := &structs.NodeService{
"statsite-box-stats",
"statsite-box-stats",
"",
0}
if err := store.EnsureService(2, "foo", srv); err != nil {
t.Fatalf("err: %v")
}
srv = &structs.NodeService{
"statsite-share-stats",
"statsite-share-stats",
"",
0}
if err := store.EnsureService(3, "foo", srv); err != nil {
t.Fatalf("err: %v")
}
if err := store.DeleteNode(4, "foo"); err != nil {
t.Fatalf("err: %v", err)
}
idx, nodes := store.CheckServiceNodes("statsite-share-stats")
if idx != 4 {
t.Fatalf("bad: %v", idx)
}
if len(nodes) != 0 {
t.Fatalf("Bad: %v", nodes)
}
}