portal/api/s5/s5.go

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package s5
import (
"context"
"crypto/ed25519"
"fmt"
"git.lumeweb.com/LumeWeb/portal/account"
"git.lumeweb.com/LumeWeb/portal/api/middleware"
"git.lumeweb.com/LumeWeb/portal/api/registry"
protoRegistry "git.lumeweb.com/LumeWeb/portal/protocols/registry"
"git.lumeweb.com/LumeWeb/portal/protocols/s5"
"git.lumeweb.com/LumeWeb/portal/storage"
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"github.com/rs/cors"
"github.com/spf13/viper"
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"go.sia.tech/jape"
"go.uber.org/fx"
"net/http"
"net/url"
)
var (
_ registry.API = (*S5API)(nil)
)
type S5API struct {
config *viper.Viper
identity ed25519.PrivateKey
accounts *account.AccountServiceDefault
storage *storage.StorageServiceDefault
protocols []protoRegistry.Protocol
httpHandler HttpHandler
protocol *s5.S5Protocol
}
type APIParams struct {
fx.In
Config *viper.Viper
Identity ed25519.PrivateKey
Accounts *account.AccountServiceDefault
Storage *storage.StorageServiceDefault
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Protocols []protoRegistry.Protocol `group:"protocol"`
HttpHandler HttpHandler
}
type S5ApiResult struct {
fx.Out
API registry.API `group:"api"`
S5API *S5API
}
func NewS5(params APIParams) (S5ApiResult, error) {
api := &S5API{
config: params.Config,
identity: params.Identity,
accounts: params.Accounts,
storage: params.Storage,
protocols: params.Protocols,
httpHandler: params.HttpHandler,
}
return S5ApiResult{
API: api,
S5API: api,
}, nil
}
func InitAPI(api *S5API) error {
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return api.Init()
}
var Module = fx.Module("s5_api",
fx.Provide(NewS5),
fx.Provide(NewHttpHandler),
)
func (s *S5API) Init() error {
s5protocol := protoRegistry.FindProtocolByName("s5", s.protocols)
if s5protocol == nil {
return fmt.Errorf("s5 protocol not found")
}
s5protocolInstance := s5protocol.(*s5.S5Protocol)
s.protocol = s5protocolInstance
router := s5protocolInstance.Node().Services().HTTP().GetHttpRouter(getRoutes(s))
middleware.RegisterProtocolSubdomain(s.config, router, "s5")
return nil
}
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func (s S5API) Name() string {
return "s5"
}
func (s S5API) Start(ctx context.Context) error {
return s.protocol.Node().Start()
}
func (s S5API) Stop(ctx context.Context) error {
return nil
}
func getRoutes(s *S5API) map[string]jape.Handler {
tusHandler := BuildS5TusApi(s.identity, s.accounts, s.storage)
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return map[string]jape.Handler{
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// Account API
"GET /s5/account/register": s.httpHandler.AccountRegisterChallenge,
"POST /s5/account/register": s.httpHandler.AccountRegister,
"GET /s5/account/login": s.httpHandler.AccountLoginChallenge,
"POST /s5/account/login": s.httpHandler.AccountLogin,
"GET /s5/account": middleware.ApplyMiddlewares(s.httpHandler.AccountInfo, middleware.AuthMiddleware(s.identity, s.accounts)),
"GET /s5/account/stats": middleware.ApplyMiddlewares(s.httpHandler.AccountStats, middleware.AuthMiddleware(s.identity, s.accounts)),
"GET /s5/account/pins.bin": middleware.ApplyMiddlewares(s.httpHandler.AccountPins, middleware.AuthMiddleware(s.identity, s.accounts)),
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// Upload API
"POST /s5/upload": middleware.ApplyMiddlewares(s.httpHandler.SmallFileUpload, middleware.AuthMiddleware(s.identity, s.accounts)),
"POST /s5/upload/directory": middleware.ApplyMiddlewares(s.httpHandler.DirectoryUpload, middleware.AuthMiddleware(s.identity, s.accounts)),
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// Tus API
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"POST /s5/upload/tus": tusHandler,
"OPTIONS /s5/upload/tus": tusHandler,
"HEAD /s5/upload/tus/:id": tusHandler,
"POST /s5/upload/tus/:id": tusHandler,
"PATCH /s5/upload/tus/:id": tusHandler,
"OPTIONS /s5/upload/tus/:id": tusHandler,
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// Download API
"GET /s5/blob/:cid": middleware.ApplyMiddlewares(s.httpHandler.DownloadBlob, middleware.AuthMiddleware(s.identity, s.accounts)),
"GET /s5/metadata/:cid": s.httpHandler.DownloadMetadata,
// "GET /s5/download/:cid": middleware.ApplyMiddlewares(s.httpHandler.DownloadFile, middleware.AuthMiddleware(portal)),
"GET /s5/download/:cid": middleware.ApplyMiddlewares(s.httpHandler.DownloadFile, cors.Default().Handler),
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// Pins API
"POST /s5/pin/:cid": middleware.ApplyMiddlewares(s.httpHandler.AccountPin, middleware.AuthMiddleware(s.identity, s.accounts)),
"DELETE /s5/delete/:cid": middleware.ApplyMiddlewares(s.httpHandler.AccountPinDelete, middleware.AuthMiddleware(s.identity, s.accounts)),
// Debug API
"GET /s5/debug/download_urls/:cid": middleware.ApplyMiddlewares(s.httpHandler.DebugDownloadUrls, middleware.AuthMiddleware(s.identity, s.accounts)),
"GET /s5/debug/storage_locations/:hash": middleware.ApplyMiddlewares(s.httpHandler.DebugStorageLocations, middleware.AuthMiddleware(s.identity, s.accounts)),
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// Registry API
"GET /s5/registry": middleware.ApplyMiddlewares(s.httpHandler.RegistryQuery, middleware.AuthMiddleware(s.identity, s.accounts)),
"POST /s5/registry": middleware.ApplyMiddlewares(s.httpHandler.RegistrySet, middleware.AuthMiddleware(s.identity, s.accounts)),
"GET /s5/registry/subscription": middleware.ApplyMiddlewares(s.httpHandler.RegistrySubscription, middleware.AuthMiddleware(s.identity, s.accounts)),
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}
}
type s5TusJwtResponseWriter struct {
http.ResponseWriter
req *http.Request
}
func (w *s5TusJwtResponseWriter) WriteHeader(statusCode int) {
// Check if this is the specific route and status
if statusCode == http.StatusCreated {
location := w.Header().Get("Location")
authToken := middleware.ParseAuthTokenHeader(w.req.Header)
if authToken != "" && location != "" {
parsedUrl, _ := url.Parse(location)
query := parsedUrl.Query()
query.Set("auth_token", authToken)
parsedUrl.RawQuery = query.Encode()
w.Header().Set("Location", parsedUrl.String())
}
}
w.ResponseWriter.WriteHeader(statusCode)
}
func BuildS5TusApi(identity ed25519.PrivateKey, accounts *account.AccountServiceDefault, storage *storage.StorageServiceDefault) jape.Handler {
// Create a jape.Handler for your tusHandler
tusJapeHandler := func(c jape.Context) {
tusHandler := storage.Tus()
tusHandler.ServeHTTP(c.ResponseWriter, c.Request)
}
protocolMiddleware := func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := context.WithValue(r.Context(), "protocol", "s5")
next.ServeHTTP(w, r.WithContext(ctx))
})
}
stripPrefix := func(next http.Handler) http.Handler {
return http.StripPrefix("/s5/upload/tus", next)
}
injectJwt := func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
res := w
if r.Method == http.MethodPost && r.URL.Path == "/s5/upload/tus" {
res = &s5TusJwtResponseWriter{ResponseWriter: w, req: r}
}
next.ServeHTTP(res, r)
})
}
// Apply the middlewares to the tusJapeHandler
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tusHandler := middleware.ApplyMiddlewares(tusJapeHandler, cors.Default().Handler, middleware.AuthMiddleware(identity, accounts), injectJwt, protocolMiddleware, stripPrefix, middleware.ProxyMiddleware)
return tusHandler
}