feature(manager): implement manager server, to be tested

manager/server_test.go

@@ -6,12 +6,79 @@ import (
 	"io/ioutil"
 	"math/rand"
 	"net/http"
+	"strings"
 	"testing"
 	"time"
 
 	. "github.com/smartystreets/goconvey/convey"
 )
 
+type mockDBAdapter struct {
+	workerStore map[string]worker
+	statusStore map[string]mirrorStatus
+}
+
+func (b *mockDBAdapter) ListWorkers() ([]worker, error) {
+	workers := make([]worker, len(b.workerStore))
+	idx := 0
+	for _, w := range b.workerStore {
+		workers[idx] = w
+		idx++
+	}
+	return workers, nil
+}
+
+func (b *mockDBAdapter) GetWorker(workerID string) (worker, error) {
+	w, ok := b.workerStore[workerID]
+	if !ok {
+		return worker{}, fmt.Errorf("inexist workerId")
+	}
+	return w, nil
+}
+
+func (b *mockDBAdapter) CreateWorker(w worker) (worker, error) {
+	_, ok := b.workerStore[w.id]
+	if ok {
+		return worker{}, fmt.Errorf("duplicate worker name")
+	}
+	b.workerStore[w.id] = w
+	return w, nil
+}
+
+func (b *mockDBAdapter) GetMirrorStatus(workerID, mirrorID string) (mirrorStatus, error) {
+	// TODO: need to check worker exist first
+	id := workerID + "/" + mirrorID
+	status, ok := b.statusStore[id]
+	if !ok {
+		return mirrorStatus{}, fmt.Errorf("no mirror %s exists in worker %s", mirrorID, workerID)
+	}
+	return status, nil
+}
+
+func (b *mockDBAdapter) UpdateMirrorStatus(workerID, mirrorID string, status mirrorStatus) (mirrorStatus, error) {
+	id := workerID + "/" + mirrorID
+	b.statusStore[id] = status
+	return status, nil
+}
+
+func (b *mockDBAdapter) ListMirrorStatus(workerID string) ([]mirrorStatus, error) {
+	var mirrorStatusList []mirrorStatus
+	for k, v := range b.statusStore {
+		if wID := strings.Split(k, "/")[1]; wID == workerID {
+			mirrorStatusList = append(mirrorStatusList, v)
+		}
+	}
+	return mirrorStatusList, nil
+}
+
+func (b *mockDBAdapter) ListAllMirrorStatus() ([]mirrorStatus, error) {
+	var mirrorStatusList []mirrorStatus
+	for _, v := range b.statusStore {
+		mirrorStatusList = append(mirrorStatusList, v)
+	}
+	return mirrorStatusList, nil
+}
+
 func TestHTTPServer(t *testing.T) {
 	Convey("HTTP server should work", t, func() {
 		s := makeHTTPServer(false)