first commit

pkg/signature/signature.go

@@ -0,0 +1,52 @@
+package signature
+
+import (
+	"net/http"
+	"net/url"
+	"time"
+)
+
+var _ Signature = (*signature)(nil)
+
+const (
+	delimiter = "|"
+)
+
+// 合法的 Methods
+var methods = map[string]bool{
+	http.MethodGet:     true,
+	http.MethodPost:    true,
+	http.MethodHead:    true,
+	http.MethodPut:     true,
+	http.MethodPatch:   true,
+	http.MethodDelete:  true,
+	http.MethodConnect: true,
+	http.MethodOptions: true,
+	http.MethodTrace:   true,
+}
+
+type Signature interface {
+	i()
+
+	// Generate 生成签名
+	Generate(path string, method string, params url.Values) (authorization, date string, err error)
+
+	// Verify 验证签名
+	Verify(authorization, date string, path string, method string, params url.Values) (ok bool, err error)
+}
+
+type signature struct {
+	key    string
+	secret string
+	ttl    time.Duration
+}
+
+func New(key, secret string, ttl time.Duration) Signature {
+	return &signature{
+		key:    key,
+		secret: secret,
+		ttl:    ttl,
+	}
+}
+
+func (s *signature) i() {}