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usagelimits.go
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/
usagelimits.go
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// Copyright (C) 2021 Storj Labs, Inc.
// See LICENSE for copying information.
package consoleapi
import (
"encoding/json"
"net/http"
"strconv"
"time"
"github.com/gorilla/mux"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/common/uuid"
"storj.io/storj/satellite/accounting"
"storj.io/storj/satellite/console"
)
var (
// ErrUsageLimitsAPI - console usage and limits api error type.
ErrUsageLimitsAPI = errs.Class("console usage and limits")
)
// UsageLimits is an api controller that exposes all usage and limits related functionality.
type UsageLimits struct {
log *zap.Logger
service *console.Service
}
// NewUsageLimits is a constructor for api usage and limits controller.
func NewUsageLimits(log *zap.Logger, service *console.Service) *UsageLimits {
return &UsageLimits{
log: log,
service: service,
}
}
// ProjectUsageLimits returns usage and limits by project ID.
func (ul *UsageLimits) ProjectUsageLimits(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
var ok bool
var idParam string
if idParam, ok = mux.Vars(r)["id"]; !ok {
ul.serveJSONError(w, http.StatusBadRequest, errs.New("missing project id route param"))
return
}
projectID, err := uuid.FromString(idParam)
if err != nil {
ul.serveJSONError(w, http.StatusBadRequest, errs.New("invalid project id: %v", err))
return
}
usageLimits, err := ul.service.GetProjectUsageLimits(ctx, projectID)
if err != nil {
switch {
case console.ErrUnauthorized.Has(err):
ul.serveJSONError(w, http.StatusUnauthorized, err)
return
case accounting.ErrInvalidArgument.Has(err):
ul.serveJSONError(w, http.StatusBadRequest, err)
return
default:
ul.serveJSONError(w, http.StatusInternalServerError, err)
return
}
}
err = json.NewEncoder(w).Encode(usageLimits)
if err != nil {
ul.log.Error("error encoding project usage limits", zap.Error(ErrUsageLimitsAPI.Wrap(err)))
}
}
// TotalUsageLimits returns total usage and limits for all the projects that user owns.
func (ul *UsageLimits) TotalUsageLimits(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
usageLimits, err := ul.service.GetTotalUsageLimits(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
ul.serveJSONError(w, http.StatusUnauthorized, err)
return
}
ul.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(usageLimits)
if err != nil {
ul.log.Error("error encoding project usage limits", zap.Error(ErrUsageLimitsAPI.Wrap(err)))
}
}
// DailyUsage returns daily usage by project ID.
func (ul *UsageLimits) DailyUsage(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
var ok bool
var idParam string
if idParam, ok = mux.Vars(r)["id"]; !ok {
ul.serveJSONError(w, http.StatusBadRequest, errs.New("missing project id route param"))
return
}
projectID, err := uuid.FromString(idParam)
if err != nil {
ul.serveJSONError(w, http.StatusBadRequest, errs.New("invalid project id: %v", err))
return
}
sinceStamp, err := strconv.ParseInt(r.URL.Query().Get("from"), 10, 64)
if err != nil {
ul.serveJSONError(w, http.StatusBadRequest, err)
return
}
beforeStamp, err := strconv.ParseInt(r.URL.Query().Get("to"), 10, 64)
if err != nil {
ul.serveJSONError(w, http.StatusBadRequest, err)
return
}
since := time.Unix(sinceStamp, 0)
before := time.Unix(beforeStamp, 0)
dailyUsage, err := ul.service.GetDailyProjectUsage(ctx, projectID, since, before)
if err != nil {
if console.ErrUnauthorized.Has(err) {
ul.serveJSONError(w, http.StatusUnauthorized, err)
return
}
ul.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(dailyUsage)
if err != nil {
ul.log.Error("error encoding daily project usage", zap.Error(ErrUsageLimitsAPI.Wrap(err)))
}
}
// serveJSONError writes JSON error to response output stream.
func (ul *UsageLimits) serveJSONError(w http.ResponseWriter, status int, err error) {
ServeJSONError(ul.log, w, status, err)
}