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Implement /thirdparty endpoints (#2831)

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Implements the following endpoints 
```
GET /_matrix/client/v3/thirdparty/protocols
GET /_matrix/client/v3/thirdparty/protocols/{protocol}
GET /_matrix/client/v3/thirdparty/location
GET /_matrix/client/v3/thirdparty/location/{protocol}
GET /_matrix/client/v3/thirdparty/user
GET /_matrix/client/v3/thirdparty/user/{protocol}
```
This commit is contained in:
Till 2022-11-02 11:17:53 +01:00 committed by GitHub
parent 75a508cc27
commit b367cfeddf
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 454 additions and 12 deletions
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75
appservice/api/query.go
View file

@ -19,11 +19,13 @@ package api
import (
"context"
"encoding/json"
"errors"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
)
// AppServiceInternalAPI is used to query user and room alias data from application
@ -41,6 +43,10 @@ type AppServiceInternalAPI interface {
req *UserIDExistsRequest,
resp *UserIDExistsResponse,
) error
Locations(ctx context.Context, req *LocationRequest, resp *LocationResponse) error
User(ctx context.Context, request *UserRequest, response *UserResponse) error
Protocols(ctx context.Context, req *ProtocolRequest, resp *ProtocolResponse) error
}
// RoomAliasExistsRequest is a request to an application service
@ -77,6 +83,73 @@ type UserIDExistsResponse struct {
UserIDExists bool `json:"exists"`
}
const (
ASProtocolPath = "/_matrix/app/unstable/thirdparty/protocol/"
ASUserPath = "/_matrix/app/unstable/thirdparty/user"
ASLocationPath = "/_matrix/app/unstable/thirdparty/location"
)
type ProtocolRequest struct {
Protocol string `json:"protocol,omitempty"`
}
type ProtocolResponse struct {
Protocols map[string]ASProtocolResponse `json:"protocols"`
Exists bool `json:"exists"`
}
type ASProtocolResponse struct {
FieldTypes map[string]FieldType `json:"field_types,omitempty"` // NOTSPEC: field_types is required by the spec
Icon string `json:"icon"`
Instances []ProtocolInstance `json:"instances"`
LocationFields []string `json:"location_fields"`
UserFields []string `json:"user_fields"`
}
type FieldType struct {
Placeholder string `json:"placeholder"`
Regexp string `json:"regexp"`
}
type ProtocolInstance struct {
Description string `json:"desc"`
Icon string `json:"icon,omitempty"`
NetworkID string `json:"network_id,omitempty"` // NOTSPEC: network_id is required by the spec
Fields json.RawMessage `json:"fields,omitempty"` // NOTSPEC: fields is required by the spec
}
type UserRequest struct {
Protocol string `json:"protocol"`
Params string `json:"params"`
}
type UserResponse struct {
Users []ASUserResponse `json:"users,omitempty"`
Exists bool `json:"exists,omitempty"`
}
type ASUserResponse struct {
Protocol string `json:"protocol"`
UserID string `json:"userid"`
Fields json.RawMessage `json:"fields"`
}
type LocationRequest struct {
Protocol string `json:"protocol"`
Params string `json:"params"`
}
type LocationResponse struct {
Locations []ASLocationResponse `json:"locations,omitempty"`
Exists bool `json:"exists,omitempty"`
}
type ASLocationResponse struct {
Alias string `json:"alias"`
Protocol string `json:"protocol"`
Fields json.RawMessage `json:"fields"`
}
// RetrieveUserProfile is a wrapper that queries both the local database and
// application services for a given user's profile
// TODO: Remove this, it's called from federationapi and clientapi but is a pure function

7
appservice/appservice.go
View file

@ -18,6 +18,7 @@ import (
"context"
"crypto/tls"
"net/http"
"sync"
"time"
"github.com/gorilla/mux"
@ -58,8 +59,10 @@ func NewInternalAPI(
// Create appserivce query API with an HTTP client that will be used for all
// outbound and inbound requests (inbound only for the internal API)
appserviceQueryAPI := &query.AppServiceQueryAPI{
HTTPClient: client,
Cfg: &base.Cfg.AppServiceAPI,
HTTPClient: client,
Cfg: &base.Cfg.AppServiceAPI,
ProtocolCache: map[string]appserviceAPI.ASProtocolResponse{},
CacheMu: sync.Mutex{},
}
if len(base.Cfg.Derived.ApplicationServices) == 0 {

24
appservice/inthttp/client.go
View file

@ -13,6 +13,9 @@ import (
const (
AppServiceRoomAliasExistsPath = "/appservice/RoomAliasExists"
AppServiceUserIDExistsPath = "/appservice/UserIDExists"
AppServiceLocationsPath = "/appservice/locations"
AppServiceUserPath = "/appservice/users"
AppServiceProtocolsPath = "/appservice/protocols"
)
// httpAppServiceQueryAPI contains the URL to an appservice query API and a
@ -58,3 +61,24 @@ func (h *httpAppServiceQueryAPI) UserIDExists(
h.httpClient, ctx, request, response,
)
}
func (h *httpAppServiceQueryAPI) Locations(ctx context.Context, request *api.LocationRequest, response *api.LocationResponse) error {
return httputil.CallInternalRPCAPI(
"ASLocation", h.appserviceURL+AppServiceLocationsPath,
h.httpClient, ctx, request, response,
)
}
func (h *httpAppServiceQueryAPI) User(ctx context.Context, request *api.UserRequest, response *api.UserResponse) error {
return httputil.CallInternalRPCAPI(
"ASUser", h.appserviceURL+AppServiceUserPath,
h.httpClient, ctx, request, response,
)
}
func (h *httpAppServiceQueryAPI) Protocols(ctx context.Context, request *api.ProtocolRequest, response *api.ProtocolResponse) error {
return httputil.CallInternalRPCAPI(
"ASProtocols", h.appserviceURL+AppServiceProtocolsPath,
h.httpClient, ctx, request, response,
)
}

16
appservice/inthttp/server.go
View file

@ -2,6 +2,7 @@ package inthttp
import (
"github.com/gorilla/mux"
"github.com/matrix-org/dendrite/appservice/api"
"github.com/matrix-org/dendrite/internal/httputil"
)
@ -17,4 +18,19 @@ func AddRoutes(a api.AppServiceInternalAPI, internalAPIMux *mux.Router) {
AppServiceUserIDExistsPath,
httputil.MakeInternalRPCAPI("AppserviceUserIDExists", a.UserIDExists),
)
internalAPIMux.Handle(
AppServiceProtocolsPath,
httputil.MakeInternalRPCAPI("AppserviceProtocols", a.Protocols),
)
internalAPIMux.Handle(
AppServiceLocationsPath,
httputil.MakeInternalRPCAPI("AppserviceLocations", a.Locations),
)
internalAPIMux.Handle(
AppServiceUserPath,
httputil.MakeInternalRPCAPI("AppserviceUser", a.User),
)
}

190
appservice/query/query.go
View file

@ -18,13 +18,18 @@ package query
import (
"context"
"encoding/json"
"io"
"net/http"
"net/url"
"strings"
"sync"
"github.com/opentracing/opentracing-go"
log "github.com/sirupsen/logrus"
"github.com/matrix-org/dendrite/appservice/api"
"github.com/matrix-org/dendrite/setup/config"
opentracing "github.com/opentracing/opentracing-go"
log "github.com/sirupsen/logrus"
)
const roomAliasExistsPath = "/rooms/"
@ -32,8 +37,10 @@ const userIDExistsPath = "/users/"
// AppServiceQueryAPI is an implementation of api.AppServiceQueryAPI
type AppServiceQueryAPI struct {
HTTPClient *http.Client
Cfg *config.AppServiceAPI
HTTPClient *http.Client
Cfg *config.AppServiceAPI
ProtocolCache map[string]api.ASProtocolResponse
CacheMu sync.Mutex
}
// RoomAliasExists performs a request to '/room/{roomAlias}' on all known
@ -165,3 +172,178 @@ func (a *AppServiceQueryAPI) UserIDExists(
response.UserIDExists = false
return nil
}
type thirdpartyResponses interface {
api.ASProtocolResponse | []api.ASUserResponse | []api.ASLocationResponse
}
func requestDo[T thirdpartyResponses](client *http.Client, url string, response *T) (err error) {
origURL := url
// try v1 and unstable appservice endpoints
for _, version := range []string{"v1", "unstable"} {
var resp *http.Response
var body []byte
asURL := strings.Replace(origURL, "unstable", version, 1)
resp, err = client.Get(asURL)
if err != nil {
continue
}
defer resp.Body.Close() // nolint: errcheck
body, err = io.ReadAll(resp.Body)
if err != nil {
continue
}
return json.Unmarshal(body, &response)
}
return err
}
func (a *AppServiceQueryAPI) Locations(
ctx context.Context,
req *api.LocationRequest,
resp *api.LocationResponse,
) error {
params, err := url.ParseQuery(req.Params)
if err != nil {
return err
}
for _, as := range a.Cfg.Derived.ApplicationServices {
var asLocations []api.ASLocationResponse
params.Set("access_token", as.HSToken)
url := as.URL + api.ASLocationPath
if req.Protocol != "" {
url += "/" + req.Protocol
}
if err := requestDo[[]api.ASLocationResponse](a.HTTPClient, url+"?"+params.Encode(), &asLocations); err != nil {
log.WithError(err).Error("unable to get 'locations' from application service")
continue
}
resp.Locations = append(resp.Locations, asLocations...)
}
if len(resp.Locations) == 0 {
resp.Exists = false
return nil
}
resp.Exists = true
return nil
}
func (a *AppServiceQueryAPI) User(
ctx context.Context,
req *api.UserRequest,
resp *api.UserResponse,
) error {
params, err := url.ParseQuery(req.Params)
if err != nil {
return err
}
for _, as := range a.Cfg.Derived.ApplicationServices {
var asUsers []api.ASUserResponse
params.Set("access_token", as.HSToken)
url := as.URL + api.ASUserPath
if req.Protocol != "" {
url += "/" + req.Protocol
}
if err := requestDo[[]api.ASUserResponse](a.HTTPClient, url+"?"+params.Encode(), &asUsers); err != nil {
log.WithError(err).Error("unable to get 'user' from application service")
continue
}
resp.Users = append(resp.Users, asUsers...)
}
if len(resp.Users) == 0 {
resp.Exists = false
return nil
}
resp.Exists = true
return nil
}
func (a *AppServiceQueryAPI) Protocols(
ctx context.Context,
req *api.ProtocolRequest,
resp *api.ProtocolResponse,
) error {
// get a single protocol response
if req.Protocol != "" {
a.CacheMu.Lock()
defer a.CacheMu.Unlock()
if proto, ok := a.ProtocolCache[req.Protocol]; ok {
resp.Exists = true
resp.Protocols = map[string]api.ASProtocolResponse{
req.Protocol: proto,
}
return nil
}
response := api.ASProtocolResponse{}
for _, as := range a.Cfg.Derived.ApplicationServices {
var proto api.ASProtocolResponse
if err := requestDo[api.ASProtocolResponse](a.HTTPClient, as.URL+api.ASProtocolPath+req.Protocol, &proto); err != nil {
log.WithError(err).Error("unable to get 'protocol' from application service")
continue
}
if len(response.Instances) != 0 {
response.Instances = append(response.Instances, proto.Instances...)
} else {
response = proto
}
}
if len(response.Instances) == 0 {
resp.Exists = false
return nil
}
resp.Exists = true
resp.Protocols = map[string]api.ASProtocolResponse{
req.Protocol: response,
}
a.ProtocolCache[req.Protocol] = response
return nil
}
response := make(map[string]api.ASProtocolResponse, len(a.Cfg.Derived.ApplicationServices))
for _, as := range a.Cfg.Derived.ApplicationServices {
for _, p := range as.Protocols {
var proto api.ASProtocolResponse
if err := requestDo[api.ASProtocolResponse](a.HTTPClient, as.URL+api.ASProtocolPath+p, &proto); err != nil {
log.WithError(err).Error("unable to get 'protocol' from application service")
continue
}
existing, ok := response[p]
if !ok {
response[p] = proto
continue
}
existing.Instances = append(existing.Instances, proto.Instances...)
response[p] = existing
}
}
if len(response) == 0 {
resp.Exists = false
return nil
}
a.CacheMu.Lock()
defer a.CacheMu.Unlock()
a.ProtocolCache = response
resp.Exists = true
resp.Protocols = response
return nil
}

48
clientapi/routing/routing.go
View file

@ -869,12 +869,50 @@ func Setup(
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/protocols",
httputil.MakeExternalAPI("thirdparty_protocols", func(req *http.Request) util.JSONResponse {
// TODO: Return the third party protcols
return util.JSONResponse{
Code: http.StatusOK,
JSON: struct{}{},
httputil.MakeAuthAPI("thirdparty_protocols", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
return Protocols(req, asAPI, device, "")
}),
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/protocol/{protocolID}",
httputil.MakeAuthAPI("thirdparty_protocols", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
vars, err := httputil.URLDecodeMapValues(mux.Vars(req))
if err != nil {
return util.ErrorResponse(err)
}
return Protocols(req, asAPI, device, vars["protocolID"])
}),
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/user/{protocolID}",
httputil.MakeAuthAPI("thirdparty_user", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
vars, err := httputil.URLDecodeMapValues(mux.Vars(req))
if err != nil {
return util.ErrorResponse(err)
}
return User(req, asAPI, device, vars["protocolID"], req.URL.Query())
}),
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/user",
httputil.MakeAuthAPI("thirdparty_user", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
return User(req, asAPI, device, "", req.URL.Query())
}),
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/location/{protocolID}",
httputil.MakeAuthAPI("thirdparty_location", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
vars, err := httputil.URLDecodeMapValues(mux.Vars(req))
if err != nil {
return util.ErrorResponse(err)
}
return Location(req, asAPI, device, vars["protocolID"], req.URL.Query())
}),
).Methods(http.MethodGet, http.MethodOptions)
v3mux.Handle("/thirdparty/location",
httputil.MakeAuthAPI("thirdparty_location", userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
return Location(req, asAPI, device, "", req.URL.Query())
}),
).Methods(http.MethodGet, http.MethodOptions)

106
clientapi/routing/thirdparty.go Normal file
View file

@ -0,0 +1,106 @@
// Copyright 2022 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package routing
import (
"net/http"
"net/url"
"github.com/matrix-org/util"
appserviceAPI "github.com/matrix-org/dendrite/appservice/api"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
"github.com/matrix-org/dendrite/userapi/api"
)
// Protocols implements
//
// GET /_matrix/client/v3/thirdparty/protocols/{protocol}
// GET /_matrix/client/v3/thirdparty/protocols
func Protocols(req *http.Request, asAPI appserviceAPI.AppServiceInternalAPI, device *api.Device, protocol string) util.JSONResponse {
resp := &appserviceAPI.ProtocolResponse{}
if err := asAPI.Protocols(req.Context(), &appserviceAPI.ProtocolRequest{Protocol: protocol}, resp); err != nil {
return jsonerror.InternalServerError()
}
if !resp.Exists {
return util.JSONResponse{
Code: http.StatusNotFound,
JSON: jsonerror.NotFound("The protocol is unknown."),
}
}
if protocol != "" {
return util.JSONResponse{
Code: http.StatusOK,
JSON: resp.Protocols[protocol],
}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: resp.Protocols,
}
}
// User implements
//
// GET /_matrix/client/v3/thirdparty/user
// GET /_matrix/client/v3/thirdparty/user/{protocol}
func User(req *http.Request, asAPI appserviceAPI.AppServiceInternalAPI, device *api.Device, protocol string, params url.Values) util.JSONResponse {
resp := &appserviceAPI.UserResponse{}
params.Del("access_token")
if err := asAPI.User(req.Context(), &appserviceAPI.UserRequest{
Protocol: protocol,
Params: params.Encode(),
}, resp); err != nil {
return jsonerror.InternalServerError()
}
if !resp.Exists {
return util.JSONResponse{
Code: http.StatusNotFound,
JSON: jsonerror.NotFound("The Matrix User ID was not found"),
}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: resp.Users,
}
}
// Location implements
//
// GET /_matrix/client/v3/thirdparty/location
// GET /_matrix/client/v3/thirdparty/location/{protocol}
func Location(req *http.Request, asAPI appserviceAPI.AppServiceInternalAPI, device *api.Device, protocol string, params url.Values) util.JSONResponse {
resp := &appserviceAPI.LocationResponse{}
params.Del("access_token")
if err := asAPI.Locations(req.Context(), &appserviceAPI.LocationRequest{
Protocol: protocol,
Params: params.Encode(),
}, resp); err != nil {
return jsonerror.InternalServerError()
}
if !resp.Exists {
return util.JSONResponse{
Code: http.StatusNotFound,
JSON: jsonerror.NotFound("No portal rooms were found."),
}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: resp.Locations,
}
}