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bandwidth.go
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bandwidth.go
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// Copyright (C) 2021 Storj Labs, Inc.
// See LICENSE for copying information.
package controllers
import (
"encoding/json"
"net/http"
"github.com/gorilla/mux"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/common/storj"
"storj.io/storj/multinode/bandwidth"
)
var (
// ErrBandwidth is an internal error type for bandwidth web api controller.
ErrBandwidth = errs.Class("bandwidth web api controller")
)
// Bandwidth is a web api controller.
type Bandwidth struct {
log *zap.Logger
service *bandwidth.Service
}
// NewBandwidth is a constructor for Bandwidth.
func NewBandwidth(log *zap.Logger, service *bandwidth.Service) *Bandwidth {
return &Bandwidth{
log: log,
service: service,
}
}
// Monthly handles all satellites all nodes bandwidth monthly.
func (controller *Bandwidth) Monthly(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Add("Content-Type", "application/json")
monthly, err := controller.service.Monthly(ctx)
if err != nil {
controller.log.Error("get bandwidth monthly error", zap.Error(err))
controller.serveError(w, http.StatusInternalServerError, ErrBandwidth.Wrap(err))
return
}
if err = json.NewEncoder(w).Encode(monthly); err != nil {
controller.log.Error("failed to write json response", zap.Error(err))
return
}
}
// MonthlyNode handles all satellites single node bandwidth monthly.
func (controller *Bandwidth) MonthlyNode(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Add("Content-Type", "application/json")
segmentParams := mux.Vars(r)
id, ok := segmentParams["nodeID"]
if !ok {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.New("couldn't receive route variable nodeID"))
return
}
nodeID, err := storj.NodeIDFromString(id)
if err != nil {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.Wrap(err))
return
}
monthly, err := controller.service.MonthlyNode(ctx, nodeID)
if err != nil {
controller.log.Error("get bandwidth monthly for specific node error", zap.Error(err))
controller.serveError(w, http.StatusInternalServerError, ErrBandwidth.Wrap(err))
return
}
if err = json.NewEncoder(w).Encode(monthly); err != nil {
controller.log.Error("failed to write json response", zap.Error(err))
return
}
}
// MonthlySatellite handles specific satellite all nodes bandwidth monthly.
func (controller *Bandwidth) MonthlySatellite(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Add("Content-Type", "application/json")
segmentParams := mux.Vars(r)
id, ok := segmentParams["id"]
if !ok {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.New("couldn't receive route variable satellite id"))
return
}
satelliteID, err := storj.NodeIDFromString(id)
if err != nil {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.Wrap(err))
return
}
monthly, err := controller.service.MonthlySatellite(ctx, satelliteID)
if err != nil {
controller.log.Error("get bandwidth monthly for specific satellite error", zap.Error(err))
controller.serveError(w, http.StatusInternalServerError, ErrBandwidth.Wrap(err))
return
}
if err = json.NewEncoder(w).Encode(monthly); err != nil {
controller.log.Error("failed to write json response", zap.Error(err))
return
}
}
// MonthlySatelliteNode handles specific satellite single node bandwidth monthly.
func (controller *Bandwidth) MonthlySatelliteNode(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Add("Content-Type", "application/json")
segmentParams := mux.Vars(r)
id, ok := segmentParams["id"]
if !ok {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.New("couldn't receive route variable satellite id"))
return
}
satelliteID, err := storj.NodeIDFromString(id)
if err != nil {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.Wrap(err))
return
}
node, ok := segmentParams["nodeID"]
if !ok {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.New("couldn't receive route variable satellite id"))
return
}
nodeID, err := storj.NodeIDFromString(node)
if err != nil {
controller.serveError(w, http.StatusBadRequest, ErrPayouts.Wrap(err))
return
}
monthly, err := controller.service.MonthlySatelliteNode(ctx, satelliteID, nodeID)
if err != nil {
controller.log.Error("get bandwidth monthly for specific satellite and node error", zap.Error(err))
controller.serveError(w, http.StatusInternalServerError, ErrBandwidth.Wrap(err))
return
}
if err = json.NewEncoder(w).Encode(monthly); err != nil {
controller.log.Error("failed to write json response", zap.Error(err))
return
}
}
// serveError set http statuses and send json error.
func (controller *Bandwidth) serveError(w http.ResponseWriter, status int, err error) {
w.WriteHeader(status)
var response struct {
Error string `json:"error"`
}
response.Error = err.Error()
err = json.NewEncoder(w).Encode(response)
if err != nil {
controller.log.Error("failed to write json error response", zap.Error(err))
}
}