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Add FederationClient interface to federationsender (#1284)

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* Add FederationClient interface to federationsender

- Use a shim struct in HTTP mode to keep the same API as `FederationClient`.
- Use `federationsender` instead of `FederationClient` in `keyserver`.

* Pointers not values

* Review comments

* Fix unit tests

* Rejig backoff

* Unbreak test

* Remove debug logs

* Review comments and linting
This commit is contained in:
Kegsay 2020-08-20 17:03:07 +01:00 • committed by GitHub
parent 068a3d3c9f
commit 6d6bb75137
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11 changed files with 326 additions and 27 deletions
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24
federationsender/api/api.go
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@ -2,14 +2,38 @@ package api
import (
"context"
"fmt"
"time"
"github.com/matrix-org/dendrite/federationsender/types"
"github.com/matrix-org/gomatrix"
"github.com/matrix-org/gomatrixserverlib"
)
// FederationClient is a subset of gomatrixserverlib.FederationClient functions which the fedsender
// implements as proxy calls, with built-in backoff/retries/etc. Errors returned from functions in
// this interface are of type FederationClientError
type FederationClient interface {
GetUserDevices(ctx context.Context, s gomatrixserverlib.ServerName, userID string) (res gomatrixserverlib.RespUserDevices, err error)
ClaimKeys(ctx context.Context, s gomatrixserverlib.ServerName, oneTimeKeys map[string]map[string]string) (res gomatrixserverlib.RespClaimKeys, err error)
QueryKeys(ctx context.Context, s gomatrixserverlib.ServerName, keys map[string][]string) (res gomatrixserverlib.RespQueryKeys, err error)
}
// FederationClientError is returned from FederationClient methods in the event of a problem.
type FederationClientError struct {
Err string
RetryAfter time.Duration
Blacklisted bool
}
func (e *FederationClientError) Error() string {
return fmt.Sprintf("%s - (retry_after=%d, blacklisted=%v)", e.Err, e.RetryAfter, e.Blacklisted)
}
// FederationSenderInternalAPI is used to query information from the federation sender.
type FederationSenderInternalAPI interface {
FederationClient
// PerformDirectoryLookup looks up a remote room ID from a room alias.
PerformDirectoryLookup(
ctx context.Context,