wip: grpc api

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>

datastore/memory/service.go

@@ -0,0 +1,49 @@
+package memory
+
+import (
+	"strings"
+
+	"github.com/ehazlett/element/api/types"
+)
+
+func (m *Memory) SaveService(service *types.Service) error {
+	m.m.Lock()
+	m.service[service.ID] = service
+	m.m.Unlock()
+	return nil
+}
+
+func (m *Memory) DeleteService(id string) error {
+	m.m.Lock()
+	if _, exists := m.service[id]; exists {
+		delete(m.service, id)
+	}
+	m.m.Unlock()
+	return nil
+}
+
+func (m *Memory) GetServices() ([]*types.Service, error) {
+	s := []*types.Service{}
+	for _, v := range m.service {
+		s = append(s, v)
+	}
+
+	return s, nil
+}
+
+func (m *Memory) GetServiceByHost(host string) (*types.Service, error) {
+	services, err := m.GetServices()
+	if err != nil {
+		return nil, err
+	}
+
+	for _, service := range services {
+		for _, h := range service.Hosts {
+			if strings.Index(h, host) > -1 {
+				return service, nil
+			}
+		}
+	}
+
+	return nil, nil
+}