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imagini/internal/api/middlewares.go

62 lines
1.6 KiB
Go

package api
import (
"os"
"context"
"net/http"
log "github.com/sirupsen/logrus"
)
type Middleware func(http.Handler) http.HandlerFunc
func multipleMiddleware(h http.HandlerFunc, m ...Middleware) http.HandlerFunc {
if len(m) < 1 {
return h
}
wrapped := h
for i := len(m) - 1; i >= 0; i-- {
wrapped = m[i](wrapped)
}
return wrapped
}
func (api *API) authMiddleware(next http.Handler) http.HandlerFunc {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// Acquire Token
accessCookie, err := r.Cookie("AccessToken")
if err != nil {
log.Warn("[middleware] AccessToken not found")
w.WriteHeader(http.StatusUnauthorized)
return
}
// Validate JWT Tokens
accessToken, accessOK := api.Auth.ValidateJWTAccessToken(accessCookie.Value)
if accessOK {
// Acquire UserID and DeviceID
reqInfo := make(map[string]string)
uid, _ := accessToken.Get("sub")
did, _ := accessToken.Get("did")
reqInfo["uid"] = uid.(string)
reqInfo["did"] = did.(string)
// Add context
ctx := context.WithValue(r.Context(), "uuids", reqInfo)
sr := r.WithContext(ctx)
next.ServeHTTP(w, sr)
} else {
w.WriteHeader(http.StatusUnauthorized)
}
})
}
func (api *API) logMiddleware(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
log.SetOutput(os.Stdout)
log.Println(r.Method, r.URL)
h.ServeHTTP(w, r)
})
}