refactor: refactor relay part (#935)

relay/util/init.go

@@ -0,0 +1,24 @@
+package util
+
+import (
+	"net/http"
+	"one-api/common"
+	"time"
+)
+
+var HTTPClient *http.Client
+var ImpatientHTTPClient *http.Client
+
+func init() {
+	if common.RelayTimeout == 0 {
+		HTTPClient = &http.Client{}
+	} else {
+		HTTPClient = &http.Client{
+			Timeout: time.Duration(common.RelayTimeout) * time.Second,
+		}
+	}
+
+	ImpatientHTTPClient = &http.Client{
+		Timeout: 5 * time.Second,
+	}
+}