85 lines
3.1 KiB
Go
85 lines
3.1 KiB
Go
package federation
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"net/url"
|
|
|
|
"github.com/go-fed/activity/pub"
|
|
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
|
|
"github.com/superseriousbusiness/gotosocial/internal/transport"
|
|
"github.com/superseriousbusiness/gotosocial/internal/util"
|
|
)
|
|
|
|
// NewTransport returns a new Transport on behalf of a specific actor.
|
|
//
|
|
// The actorBoxIRI will be either the inbox or outbox of an actor who is
|
|
// attempting to do the dereferencing or delivery. Any authentication
|
|
// scheme applied on the request must be based on this actor. The
|
|
// request must contain some sort of credential of the user, such as a
|
|
// HTTP Signature.
|
|
//
|
|
// The gofedAgent passed in should be used by the Transport
|
|
// implementation in the User-Agent, as well as the application-specific
|
|
// user agent string. The gofedAgent will indicate this library's use as
|
|
// well as the library's version number.
|
|
//
|
|
// Any server-wide rate-limiting that needs to occur should happen in a
|
|
// Transport implementation. This factory function allows this to be
|
|
// created, so peer servers are not DOS'd.
|
|
//
|
|
// Any retry logic should also be handled by the Transport
|
|
// implementation.
|
|
//
|
|
// Note that the library will not maintain a long-lived pointer to the
|
|
// returned Transport so that any private credentials are able to be
|
|
// garbage collected.
|
|
func (f *federator) NewTransport(ctx context.Context, actorBoxIRI *url.URL, gofedAgent string) (pub.Transport, error) {
|
|
|
|
var username string
|
|
var err error
|
|
|
|
if util.IsInboxPath(actorBoxIRI) {
|
|
username, err = util.ParseInboxPath(actorBoxIRI)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("couldn't parse path %s as an inbox: %s", actorBoxIRI.String(), err)
|
|
}
|
|
} else if util.IsOutboxPath(actorBoxIRI) {
|
|
username, err = util.ParseOutboxPath(actorBoxIRI)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("couldn't parse path %s as an outbox: %s", actorBoxIRI.String(), err)
|
|
}
|
|
} else {
|
|
return nil, fmt.Errorf("id %s was neither an inbox path nor an outbox path", actorBoxIRI.String())
|
|
}
|
|
|
|
account := >smodel.Account{}
|
|
if err := f.db.GetLocalAccountByUsername(username, account); err != nil {
|
|
return nil, fmt.Errorf("error getting account with username %s from the db: %s", username, err)
|
|
}
|
|
|
|
return f.transportController.NewTransport(account.PublicKeyURI, account.PrivateKey)
|
|
}
|
|
|
|
func (f *federator) GetTransportForUser(username string) (transport.Transport, error) {
|
|
// We need an account to use to create a transport for dereferecing something.
|
|
// If a username has been given, we can fetch the account with that username and use it.
|
|
// Otherwise, we can take the instance account and use those credentials to make the request.
|
|
ourAccount := >smodel.Account{}
|
|
var u string
|
|
if username == "" {
|
|
u = f.config.Host
|
|
} else {
|
|
u = username
|
|
}
|
|
if err := f.db.GetLocalAccountByUsername(u, ourAccount); err != nil {
|
|
return nil, fmt.Errorf("error getting account %s from db: %s", username, err)
|
|
}
|
|
|
|
transport, err := f.transportController.NewTransport(ourAccount.PublicKeyURI, ourAccount.PrivateKey)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error creating transport for user %s: %s", username, err)
|
|
}
|
|
return transport, nil
|
|
}
|