75 lines
2.3 KiB
Go
75 lines
2.3 KiB
Go
package httpapi
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import (
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"io"
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"net/http"
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"strings"
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"github.com/easyai/easyai-ai-gateway/apps/api/internal/clients"
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"github.com/easyai/easyai-ai-gateway/apps/api/internal/runner"
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)
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const maxGatewayUploadBytes = 256 << 20
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// uploadFile godoc
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// @Summary 上传文件
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// @Description 上传文件到配置的文件存储通道；没有启用通道时回退到本地静态上传目录。单文件最大 256MiB。
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// @Tags files
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// @Accept multipart/form-data
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// @Produce json
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// @Security BearerAuth
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// @Param file formData file true "要上传的文件"
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// @Param source formData string false "上传来源标识" default(ai-gateway-openapi)
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// @Success 200 {object} FileUploadResponse
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// @Failure 400 {object} ErrorEnvelope
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// @Failure 401 {object} ErrorEnvelope
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// @Failure 502 {object} ErrorEnvelope
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// @Failure 503 {object} ErrorEnvelope
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// @Router /api/v1/files/upload [post]
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// @Router /v1/files/upload [post]
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func (s *Server) uploadFile(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxGatewayUploadBytes)
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if err := r.ParseMultipartForm(32 << 20); err != nil {
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writeError(w, http.StatusBadRequest, "invalid multipart upload")
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return
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}
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file, header, err := r.FormFile("file")
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if err != nil {
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writeError(w, http.StatusBadRequest, "file is required")
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return
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}
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defer file.Close()
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payload, err := io.ReadAll(file)
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if err != nil {
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writeError(w, http.StatusBadRequest, "read upload file failed")
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return
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}
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contentType := strings.TrimSpace(header.Header.Get("Content-Type"))
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if contentType == "" && len(payload) > 0 {
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contentType = http.DetectContentType(payload)
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}
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upload, err := s.runner.UploadFile(r.Context(), runner.FileUploadPayload{
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Bytes: payload,
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ContentType: contentType,
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FileName: header.Filename,
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Source: firstNonEmptyFormValue(r, "source", "ai-gateway-openapi"),
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})
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if err != nil {
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s.logger.Error("upload file failed", "error", err)
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status := http.StatusBadGateway
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if clients.ErrorCode(err) == "upload_no_channel" {
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status = http.StatusServiceUnavailable
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}
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writeError(w, status, err.Error())
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return
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}
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writeJSON(w, http.StatusOK, upload)
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}
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func firstNonEmptyFormValue(r *http.Request, key string, fallback string) string {
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if value := strings.TrimSpace(r.FormValue(key)); value != "" {
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return value
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}
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return fallback
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}
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