250 lines
7.2 KiB
Go
250 lines
7.2 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"crypto/ecdsa"
|
|
"fmt"
|
|
"strconv"
|
|
|
|
"github.com/fasthttp/router"
|
|
"github.com/nspcc-dev/neo-go/cli/flags"
|
|
"github.com/nspcc-dev/neo-go/cli/input"
|
|
"github.com/nspcc-dev/neo-go/pkg/util"
|
|
"github.com/nspcc-dev/neo-go/pkg/wallet"
|
|
"github.com/nspcc-dev/neofs-http-gw/downloader"
|
|
"github.com/nspcc-dev/neofs-http-gw/response"
|
|
"github.com/nspcc-dev/neofs-http-gw/uploader"
|
|
"github.com/nspcc-dev/neofs-sdk-go/pool"
|
|
"github.com/spf13/viper"
|
|
"github.com/valyala/fasthttp"
|
|
"go.uber.org/zap"
|
|
)
|
|
|
|
type (
|
|
app struct {
|
|
log *zap.Logger
|
|
pool *pool.Pool
|
|
cfg *viper.Viper
|
|
webServer *fasthttp.Server
|
|
webDone chan struct{}
|
|
}
|
|
|
|
// App is an interface for the main gateway function.
|
|
App interface {
|
|
Wait()
|
|
Serve(context.Context)
|
|
}
|
|
|
|
// Option is an application option.
|
|
Option func(a *app)
|
|
)
|
|
|
|
// WithLogger returns Option to set a specific logger.
|
|
func WithLogger(l *zap.Logger) Option {
|
|
return func(a *app) {
|
|
if l == nil {
|
|
return
|
|
}
|
|
a.log = l
|
|
}
|
|
}
|
|
|
|
// WithConfig returns Option to use specific Viper configuration.
|
|
func WithConfig(c *viper.Viper) Option {
|
|
return func(a *app) {
|
|
if c == nil {
|
|
return
|
|
}
|
|
a.cfg = c
|
|
}
|
|
}
|
|
|
|
func newApp(ctx context.Context, opt ...Option) App {
|
|
var (
|
|
key *ecdsa.PrivateKey
|
|
err error
|
|
)
|
|
|
|
a := &app{
|
|
log: zap.L(),
|
|
cfg: viper.GetViper(),
|
|
webServer: new(fasthttp.Server),
|
|
webDone: make(chan struct{}),
|
|
}
|
|
for i := range opt {
|
|
opt[i](a)
|
|
}
|
|
|
|
// -- setup FastHTTP server --
|
|
a.webServer.Name = "neofs-http-gw"
|
|
a.webServer.ReadBufferSize = a.cfg.GetInt(cfgWebReadBufferSize)
|
|
a.webServer.WriteBufferSize = a.cfg.GetInt(cfgWebWriteBufferSize)
|
|
a.webServer.ReadTimeout = a.cfg.GetDuration(cfgWebReadTimeout)
|
|
a.webServer.WriteTimeout = a.cfg.GetDuration(cfgWebWriteTimeout)
|
|
a.webServer.DisableHeaderNamesNormalizing = true
|
|
a.webServer.NoDefaultServerHeader = true
|
|
a.webServer.NoDefaultContentType = true
|
|
a.webServer.MaxRequestBodySize = a.cfg.GetInt(cfgWebMaxRequestBodySize)
|
|
a.webServer.DisablePreParseMultipartForm = true
|
|
a.webServer.StreamRequestBody = a.cfg.GetBool(cfgWebStreamRequestBody)
|
|
// -- -- -- -- -- -- -- -- -- -- -- -- -- --
|
|
key, err = getNeoFSKey(a)
|
|
if err != nil {
|
|
a.log.Fatal("failed to get neofs credentials", zap.Error(err))
|
|
}
|
|
pb := new(pool.Builder)
|
|
for i := 0; ; i++ {
|
|
address := a.cfg.GetString(cfgPeers + "." + strconv.Itoa(i) + ".address")
|
|
weight := a.cfg.GetFloat64(cfgPeers + "." + strconv.Itoa(i) + ".weight")
|
|
priority := a.cfg.GetInt(cfgPeers + "." + strconv.Itoa(i) + ".priority")
|
|
if address == "" {
|
|
break
|
|
}
|
|
if weight <= 0 { // unspecified or wrong
|
|
weight = 1
|
|
}
|
|
if priority <= 0 { // unspecified or wrong
|
|
priority = 1
|
|
}
|
|
pb.AddNode(address, priority, weight)
|
|
a.log.Info("add connection", zap.String("address", address),
|
|
zap.Float64("weight", weight), zap.Int("priority", priority))
|
|
}
|
|
opts := &pool.BuilderOptions{
|
|
Key: key,
|
|
NodeConnectionTimeout: a.cfg.GetDuration(cfgConTimeout),
|
|
NodeRequestTimeout: a.cfg.GetDuration(cfgReqTimeout),
|
|
ClientRebalanceInterval: a.cfg.GetDuration(cfgRebalance),
|
|
}
|
|
a.pool, err = pb.Build(ctx, opts)
|
|
if err != nil {
|
|
a.log.Fatal("failed to create connection pool", zap.Error(err))
|
|
}
|
|
return a
|
|
}
|
|
|
|
func getNeoFSKey(a *app) (*ecdsa.PrivateKey, error) {
|
|
walletPath := a.cfg.GetString(cmdWallet)
|
|
if len(walletPath) == 0 {
|
|
a.log.Info("no wallet path specified, creating ephemeral key automatically for this run")
|
|
return pool.NewEphemeralKey()
|
|
}
|
|
w, err := wallet.NewWalletFromFile(walletPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var password *string
|
|
if a.cfg.IsSet(cfgWalletPassphrase) {
|
|
pwd := a.cfg.GetString(cfgWalletPassphrase)
|
|
password = &pwd
|
|
}
|
|
return getKeyFromWallet(w, a.cfg.GetString(cmdAddress), password)
|
|
}
|
|
|
|
func getKeyFromWallet(w *wallet.Wallet, addrStr string, password *string) (*ecdsa.PrivateKey, error) {
|
|
var addr util.Uint160
|
|
var err error
|
|
|
|
if addrStr == "" {
|
|
addr = w.GetChangeAddress()
|
|
} else {
|
|
addr, err = flags.ParseAddress(addrStr)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("invalid address")
|
|
}
|
|
}
|
|
|
|
acc := w.GetAccount(addr)
|
|
if acc == nil {
|
|
return nil, fmt.Errorf("couldn't find wallet account for %s", addrStr)
|
|
}
|
|
|
|
if password == nil {
|
|
pwd, err := input.ReadPassword("Enter password > ")
|
|
if err != nil {
|
|
return nil, fmt.Errorf("couldn't read password")
|
|
}
|
|
password = &pwd
|
|
}
|
|
|
|
if err := acc.Decrypt(*password, w.Scrypt); err != nil {
|
|
return nil, fmt.Errorf("couldn't decrypt account: %w", err)
|
|
}
|
|
|
|
return &acc.PrivateKey().PrivateKey, nil
|
|
}
|
|
|
|
func (a *app) Wait() {
|
|
a.log.Info("starting application", zap.String("app_name", "neofs-http-gw"), zap.String("version", Version))
|
|
<-a.webDone // wait for web-server to be stopped
|
|
}
|
|
|
|
func (a *app) Serve(ctx context.Context) {
|
|
go func() {
|
|
<-ctx.Done()
|
|
a.log.Info("shutting down web server", zap.Error(a.webServer.Shutdown()))
|
|
close(a.webDone)
|
|
}()
|
|
edts := a.cfg.GetBool(cfgUploaderHeaderEnableDefaultTimestamp)
|
|
uploader := uploader.New(a.log, a.pool, edts)
|
|
downloader, err := downloader.New(a.log, downloader.Settings{ZipCompression: a.cfg.GetBool(cfgZipCompression)}, a.pool)
|
|
if err != nil {
|
|
a.log.Fatal("failed to create downloader", zap.Error(err))
|
|
}
|
|
// Configure router.
|
|
r := router.New()
|
|
r.RedirectTrailingSlash = true
|
|
r.NotFound = func(r *fasthttp.RequestCtx) {
|
|
response.Error(r, "Not found", fasthttp.StatusNotFound)
|
|
}
|
|
r.MethodNotAllowed = func(r *fasthttp.RequestCtx) {
|
|
response.Error(r, "Method Not Allowed", fasthttp.StatusMethodNotAllowed)
|
|
}
|
|
r.POST("/upload/{cid}", a.logger(uploader.Upload))
|
|
a.log.Info("added path /upload/{cid}")
|
|
r.GET("/get/{cid}/{oid}", a.logger(downloader.DownloadByAddress))
|
|
r.HEAD("/get/{cid}/{oid}", a.logger(downloader.HeadByAddress))
|
|
a.log.Info("added path /get/{cid}/{oid}")
|
|
r.GET("/get_by_attribute/{cid}/{attr_key}/{attr_val:*}", a.logger(downloader.DownloadByAttribute))
|
|
r.HEAD("/get_by_attribute/{cid}/{attr_key}/{attr_val:*}", a.logger(downloader.HeadByAttribute))
|
|
a.log.Info("added path /get_by_attribute/{cid}/{attr_key}/{attr_val:*}")
|
|
r.GET("/zip/{cid}/{prefix:*}", a.logger(downloader.DownloadZipped))
|
|
a.log.Info("added path /zip/{cid}/{prefix}")
|
|
// enable metrics
|
|
if a.cfg.GetBool(cmdMetrics) {
|
|
a.log.Info("added path /metrics/")
|
|
attachMetrics(r, a.log)
|
|
}
|
|
// enable pprof
|
|
if a.cfg.GetBool(cmdPprof) {
|
|
a.log.Info("added path /debug/pprof/")
|
|
attachProfiler(r)
|
|
}
|
|
bind := a.cfg.GetString(cfgListenAddress)
|
|
tlsCertPath := a.cfg.GetString(cfgTLSCertificate)
|
|
tlsKeyPath := a.cfg.GetString(cfgTLSKey)
|
|
|
|
a.webServer.Handler = r.Handler
|
|
if tlsCertPath == "" && tlsKeyPath == "" {
|
|
a.log.Info("running web server", zap.String("address", bind))
|
|
err = a.webServer.ListenAndServe(bind)
|
|
} else {
|
|
a.log.Info("running web server (TLS-enabled)", zap.String("address", bind))
|
|
err = a.webServer.ListenAndServeTLS(bind, tlsCertPath, tlsKeyPath)
|
|
}
|
|
if err != nil {
|
|
a.log.Fatal("could not start server", zap.Error(err))
|
|
}
|
|
}
|
|
|
|
func (a *app) logger(h fasthttp.RequestHandler) fasthttp.RequestHandler {
|
|
return fasthttp.RequestHandler(func(ctx *fasthttp.RequestCtx) {
|
|
a.log.Info("request", zap.String("remote", ctx.RemoteAddr().String()),
|
|
zap.ByteString("method", ctx.Method()),
|
|
zap.ByteString("path", ctx.Path()),
|
|
zap.ByteString("query", ctx.QueryArgs().QueryString()),
|
|
zap.Uint64("id", ctx.ID()))
|
|
h(ctx)
|
|
})
|
|
}
|