feat: UploadImage is written
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parent
9affe90988
commit
858818c17e
4 changed files with 121 additions and 34 deletions
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@ -18,16 +18,16 @@ import (
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// }
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type Server struct {
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db *sqlc.Queries
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// publisher *rmq.Publisher
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RPCclient *rmq.RPCClient
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db *sqlc.Queries
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ImageServerSocket string
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RPCclient *rmq.RPCClient
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}
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func NewServer(db *sqlc.Queries, rpcclient *rmq.RPCClient) *Server {
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func NewServer(db *sqlc.Queries, ImageServerSocket string, rpcclient *rmq.RPCClient) *Server {
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return &Server{
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db: db,
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// publisher: publisher,
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RPCclient: rpcclient,
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db: db,
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ImageServerSocket: ImageServerSocket,
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RPCclient: rpcclient,
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}
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}
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@ -3,15 +3,18 @@ package handlers
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"image"
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"image/jpeg"
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"image/png"
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"io"
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"mime/multipart"
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"net"
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"net/http"
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oapi "nyanimedb/api"
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"os"
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"path/filepath"
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sqlc "nyanimedb/sql"
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"strings"
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"github.com/disintegration/imaging"
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@ -36,8 +39,7 @@ func (s *Server) PostMediaUpload(ctx context.Context, request oapi.PostMediaUplo
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}
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defer part.Close()
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// Читаем ВЕСЬ файл в память (для небольших изображений — нормально)
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// Если файлы могут быть большими — используйте лимитированный буфер (см. ниже)
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// Читаем ВЕСЬ файл в память
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data, err := io.ReadAll(part)
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if err != nil {
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log.Errorf("PostMedia cannot read file")
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@ -85,6 +87,7 @@ func (s *Server) PostMediaUpload(ctx context.Context, request oapi.PostMediaUplo
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}
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}
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// Перекодируем в PNG (как было в оригинале)
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var buf bytes.Buffer
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err = imaging.Encode(&buf, img, imaging.PNG)
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if err != nil {
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@ -92,26 +95,108 @@ func (s *Server) PostMediaUpload(ctx context.Context, request oapi.PostMediaUplo
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return oapi.PostMediaUpload500Response{}, nil
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}
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// TODO: to delete
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filename := part.FileName()
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if filename == "" {
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filename = "upload_" + generateRandomHex(8) + ".jpg"
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} else {
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filename = sanitizeFilename(filename)
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if !strings.HasSuffix(strings.ToLower(filename), ".png") {
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filename += ".png"
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}
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}
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// ---------------------------------------------------------
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// Взаимодействие с Image Storage Service через Unix Socket
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// ---------------------------------------------------------
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// TODO: пойти на хуй ( вызвать файловую помойку)
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os.Mkdir("uploads", 0644)
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err = os.WriteFile(filepath.Join("./uploads", filename), buf.Bytes(), 0644)
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// 1. Формируем Multipart Body для запроса к хранилищу
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body := &bytes.Buffer{}
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writer := multipart.NewWriter(body)
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// Поле "file" (обязательное по спецификации хранилища)
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// Имя файла ставим фиксированное, так как хранилище генерирует sha1
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partWriter, err := writer.CreateFormFile("file", "upload.png")
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if err != nil {
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log.Errorf("PostMedia failed to write: %v", err)
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log.Errorf("PostMedia failed to create form file: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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return oapi.PostMediaUpload200JSONResponse{}, nil
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// Копируем перекодированное PNG изображение в форму
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if _, err := io.Copy(partWriter, &buf); err != nil {
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log.Errorf("PostMedia failed to write body: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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// Поле "subdir" (опционально, ставим "posters" или можно вынести в конфиг)
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if err := writer.WriteField("subdir", "posters"); err != nil {
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log.Errorf("PostMedia failed to write field subdir: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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// Закрываем writer, чтобы записать boundary
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if err := writer.Close(); err != nil {
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log.Errorf("PostMedia failed to close multipart writer: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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// 2. Настраиваем клиент для Unix сокета
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socketPath := s.ImageServerSocket
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transport := &http.Transport{
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DialContext: func(_ context.Context, _, _ string) (net.Conn, error) {
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return net.Dial("unix", socketPath)
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},
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}
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client := &http.Client{Transport: transport}
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// 3. Создаем запрос
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// Хост в URL ("http://unix") игнорируется транспортом, важен путь "/upload"
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reqUpstream, err := http.NewRequest("POST", "http://unix/upload", body)
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if err != nil {
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log.Errorf("PostMedia failed to create upstream request: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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reqUpstream.Header.Set("Content-Type", writer.FormDataContentType())
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// 4. Отправляем запрос
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resp, err := client.Do(reqUpstream)
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if err != nil {
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log.Errorf("PostMedia upstream request failed: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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bodyErr, _ := io.ReadAll(resp.Body)
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log.Errorf("PostMedia upstream error %d: %s", resp.StatusCode, string(bodyErr))
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return oapi.PostMediaUpload500Response{}, nil
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}
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// 5. Разбираем ответ {"path": "..."}
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var storageResp struct {
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Path string `json:"path"`
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}
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if err := json.NewDecoder(resp.Body).Decode(&storageResp); err != nil {
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log.Errorf("PostMedia failed to decode upstream response: %v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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log.Infof("File uploaded to image storage: %s", storageResp.Path)
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params := sqlc.CreateImageParams{
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StorageType: sqlc.StorageTypeTLocal,
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ImagePath: storageResp.Path,
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}
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// TODO: param for local/s3 case
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_image, err := s.db.CreateImage(ctx, params)
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if err != nil {
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log.Errorf("%v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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sType, err := sql2StorageType(&_image.StorageType)
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if err != nil {
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log.Errorf("%v", err)
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return oapi.PostMediaUpload500Response{}, nil
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}
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image := oapi.Image{
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Id: &_image.ID,
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ImagePath: &_image.ImagePath,
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StorageType: sType,
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}
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return oapi.PostMediaUpload200JSONResponse(image), nil
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}
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// Вспомогательные функции — как раньше
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@ -10,6 +10,7 @@ import (
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"time"
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oapi "nyanimedb/api"
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handlers "nyanimedb/modules/backend/handlers"
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middleware "nyanimedb/modules/backend/middlewares"
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"nyanimedb/modules/backend/rmq"
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@ -61,7 +62,7 @@ func main() {
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rpcClient := rmq.NewRPCClient(rmqConn, 30*time.Second)
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server := handlers.NewServer(queries, rpcClient)
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server := handlers.NewServer(queries, AppConfig.ImageServerSocket, rpcClient)
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r.Use(cors.New(cors.Config{
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AllowOrigins: []string{AppConfig.ServiceAddress},
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@ -1,11 +1,12 @@
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package main
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type Config struct {
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Mode string
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ServiceAddress string `toml:"ServiceAddress" env:"SERVICE_ADDRESS"`
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DdUrl string `toml:"DbUrl" env:"DATABASE_URL"`
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JwtPrivateKey string `toml:"JwtPrivateKey" env:"JWT_PRIVATE_KEY"`
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LogLevel string `toml:"LogLevel" env:"LOG_LEVEL"`
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RmqURL string `toml:"RabbitMQUrl" env:"RABBITMQ_URL"`
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AuthEnabled string `toml:"AuthEnabled" env:"AUTH_ENABLED"`
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Mode string
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ServiceAddress string `toml:"ServiceAddress" env:"SERVICE_ADDRESS"`
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DdUrl string `toml:"DbUrl" env:"DATABASE_URL"`
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JwtPrivateKey string `toml:"JwtPrivateKey" env:"JWT_PRIVATE_KEY"`
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LogLevel string `toml:"LogLevel" env:"LOG_LEVEL"`
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RmqURL string `toml:"RabbitMQUrl" env:"RABBITMQ_URL"`
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AuthEnabled string `toml:"AuthEnabled" env:"AUTH_ENABLED"`
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ImageServerSocket string `toml:"ImageServerSocket" env:"IMAGES_BASE_URL"`
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}
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