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authorization.go
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authorization.go
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package middleware
import (
"fmt"
"net/http"
web "github.com/JIexa24/chef-webapi"
"github.com/JIexa24/chef-webapi/httpserver/errors"
"github.com/go-chi/render"
)
// hasAdminGrants check if user is admin.
func hasAdminGrants(request *http.Request) (bool, int, error) {
errorCode := 200
session := request.Header.Get(SessionHeader)
s, err := web.App.DB.GetSessionByUUID(session)
if s != nil && err == nil {
user, err := web.App.DB.GetUserByUsername(s.Username)
if user != nil && err == nil {
if !user.IsAdmin {
return false, errorCode, err
}
return true, errorCode, err
}
if err != nil {
errorCode = 500
return false, errorCode, err
}
}
errorCode = 401
return false, errorCode, err
}
// HasAccessToUsers check client on aceess to users endpoint.
func HasAccessToUsers(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
responseError := fmt.Errorf("not found")
isAdmin, code, err := hasAdminGrants(request)
if code == 401 {
_ = render.Render(writer, request,
errors.ErrorUnauthorized(responseError))
return
}
if code == 500 {
web.App.Logger.Error(err.Error())
_ = render.Render(writer, request,
errors.ErrorInternalServer(responseError))
return
}
if !isAdmin {
web.App.Logger.Error(responseError.Error())
_ = render.Render(writer, request,
errors.ErrorNotFound(responseError))
return
}
next.ServeHTTP(writer, request)
})
}
// HasAccessToModules check client on aceess to users endpoint.
func HasAccessToModules(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
responseError := fmt.Errorf("not found")
isAdmin, code, err := hasAdminGrants(request)
if code == 401 {
_ = render.Render(writer, request,
errors.ErrorUnauthorized(responseError))
return
}
if code == 500 {
web.App.Logger.Error(err.Error())
_ = render.Render(writer, request,
errors.ErrorInternalServer(responseError))
return
}
if !isAdmin {
web.App.Logger.Error(responseError.Error())
_ = render.Render(writer, request,
errors.ErrorNotFound(responseError))
return
}
next.ServeHTTP(writer, request)
})
}
// HasAccessToKeys check client on aceess to keys endpoint.
func HasAccessToKeys(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
responseError := fmt.Errorf("not found")
isAdmin, code, err := hasAdminGrants(request)
if code == 401 {
_ = render.Render(writer, request,
errors.ErrorUnauthorized(responseError))
return
}
if code == 500 {
web.App.Logger.Error(err.Error())
_ = render.Render(writer, request,
errors.ErrorInternalServer(responseError))
return
}
if !isAdmin {
web.App.Logger.Error(responseError.Error())
_ = render.Render(writer, request,
errors.ErrorNotFound(responseError))
return
}
next.ServeHTTP(writer, request)
})
}