initial commit

pkg/store/mem.go

@@ -0,0 +1,41 @@
+package store
+
+import (
+	"context"
+	"errors"
+	"sync"
+
+	"github.com/sixt/gomodproxy/pkg/vcs"
+)
+
+type memory struct {
+	sync.Mutex
+	cache []Snapshot
+}
+
+func Memory() Store { return &memory{} }
+
+func (m *memory) Put(ctx context.Context, snapshot Snapshot) error {
+	m.Lock()
+	defer m.Unlock()
+	for _, item := range m.cache {
+		if item.Module == snapshot.Module && item.Version == snapshot.Version {
+			return nil
+		}
+	}
+	m.cache = append(m.cache, snapshot)
+	return nil
+}
+
+func (m *memory) Get(ctx context.Context, module string, version vcs.Version) (Snapshot, error) {
+	m.Lock()
+	defer m.Unlock()
+	for _, snapshot := range m.cache {
+		if snapshot.Module == module && snapshot.Version == version {
+			return snapshot, nil
+		}
+	}
+	return Snapshot{}, errors.New("not found")
+}
+
+func (m *memory) Close() error { return nil }