mirror of
https://github.com/mattermost/mattermost.git
synced 2025-02-25 18:55:24 -06:00
639 lines
19 KiB
Go
639 lines
19 KiB
Go
// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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package app
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import (
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"context"
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"encoding/json"
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"io"
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"io/ioutil"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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l4g "github.com/alecthomas/log4go"
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"github.com/gorilla/mux"
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"github.com/mattermost/mattermost-server/model"
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"github.com/mattermost/mattermost-server/utils"
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builtinplugin "github.com/mattermost/mattermost-server/app/plugin"
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"github.com/mattermost/mattermost-server/app/plugin/jira"
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"github.com/mattermost/mattermost-server/app/plugin/ldapextras"
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"github.com/mattermost/mattermost-server/plugin"
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"github.com/mattermost/mattermost-server/plugin/pluginenv"
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)
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type PluginAPI struct {
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id string
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app *App
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}
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func (api *PluginAPI) LoadPluginConfiguration(dest interface{}) error {
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if b, err := json.Marshal(api.app.Config().PluginSettings.Plugins[api.id]); err != nil {
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return err
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} else {
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return json.Unmarshal(b, dest)
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}
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}
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func (api *PluginAPI) CreateTeam(team *model.Team) (*model.Team, *model.AppError) {
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return api.app.CreateTeam(team)
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}
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func (api *PluginAPI) DeleteTeam(teamId string) *model.AppError {
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return api.app.SoftDeleteTeam(teamId)
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}
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func (api *PluginAPI) GetTeam(teamId string) (*model.Team, *model.AppError) {
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return api.app.GetTeam(teamId)
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}
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func (api *PluginAPI) GetTeamByName(name string) (*model.Team, *model.AppError) {
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return api.app.GetTeamByName(name)
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}
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func (api *PluginAPI) UpdateTeam(team *model.Team) (*model.Team, *model.AppError) {
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return api.app.UpdateTeam(team)
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}
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func (api *PluginAPI) CreateUser(user *model.User) (*model.User, *model.AppError) {
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return api.app.CreateUser(user)
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}
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func (api *PluginAPI) DeleteUser(userId string) *model.AppError {
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user, err := api.app.GetUser(userId)
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if err != nil {
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return err
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}
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_, err = api.app.UpdateActive(user, false)
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return err
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}
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func (api *PluginAPI) GetUser(userId string) (*model.User, *model.AppError) {
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return api.app.GetUser(userId)
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}
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func (api *PluginAPI) GetUserByEmail(email string) (*model.User, *model.AppError) {
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return api.app.GetUserByEmail(email)
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}
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func (api *PluginAPI) GetUserByUsername(name string) (*model.User, *model.AppError) {
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return api.app.GetUserByUsername(name)
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}
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func (api *PluginAPI) UpdateUser(user *model.User) (*model.User, *model.AppError) {
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return api.app.UpdateUser(user, true)
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}
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func (api *PluginAPI) CreateChannel(channel *model.Channel) (*model.Channel, *model.AppError) {
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return api.app.CreateChannel(channel, false)
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}
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func (api *PluginAPI) DeleteChannel(channelId string) *model.AppError {
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channel, err := api.app.GetChannel(channelId)
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if err != nil {
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return err
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}
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return api.app.DeleteChannel(channel, "")
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}
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func (api *PluginAPI) GetChannel(channelId string) (*model.Channel, *model.AppError) {
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return api.app.GetChannel(channelId)
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}
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func (api *PluginAPI) GetChannelByName(name, teamId string) (*model.Channel, *model.AppError) {
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return api.app.GetChannelByName(name, teamId)
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}
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func (api *PluginAPI) GetDirectChannel(userId1, userId2 string) (*model.Channel, *model.AppError) {
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return api.app.GetDirectChannel(userId1, userId2)
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}
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func (api *PluginAPI) GetGroupChannel(userIds []string) (*model.Channel, *model.AppError) {
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return api.app.CreateGroupChannel(userIds, "")
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}
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func (api *PluginAPI) UpdateChannel(channel *model.Channel) (*model.Channel, *model.AppError) {
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return api.app.UpdateChannel(channel)
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}
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func (api *PluginAPI) CreatePost(post *model.Post) (*model.Post, *model.AppError) {
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return api.app.CreatePostMissingChannel(post, true)
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}
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func (api *PluginAPI) DeletePost(postId string) *model.AppError {
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_, err := api.app.DeletePost(postId)
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return err
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}
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func (api *PluginAPI) GetPost(postId string) (*model.Post, *model.AppError) {
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return api.app.GetSinglePost(postId)
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}
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func (api *PluginAPI) UpdatePost(post *model.Post) (*model.Post, *model.AppError) {
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return api.app.UpdatePost(post, false)
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}
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type BuiltInPluginAPI struct {
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id string
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router *mux.Router
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app *App
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}
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func (api *BuiltInPluginAPI) LoadPluginConfiguration(dest interface{}) error {
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if b, err := json.Marshal(api.app.Config().PluginSettings.Plugins[api.id]); err != nil {
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return err
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} else {
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return json.Unmarshal(b, dest)
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}
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}
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func (api *BuiltInPluginAPI) PluginRouter() *mux.Router {
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return api.router
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}
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func (api *BuiltInPluginAPI) GetTeamByName(name string) (*model.Team, *model.AppError) {
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return api.app.GetTeamByName(name)
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}
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func (api *BuiltInPluginAPI) GetUserByName(name string) (*model.User, *model.AppError) {
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return api.app.GetUserByUsername(name)
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}
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func (api *BuiltInPluginAPI) GetChannelByName(teamId, name string) (*model.Channel, *model.AppError) {
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return api.app.GetChannelByName(name, teamId)
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}
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func (api *BuiltInPluginAPI) GetDirectChannel(userId1, userId2 string) (*model.Channel, *model.AppError) {
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return api.app.GetDirectChannel(userId1, userId2)
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}
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func (api *BuiltInPluginAPI) CreatePost(post *model.Post) (*model.Post, *model.AppError) {
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return api.app.CreatePostMissingChannel(post, true)
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}
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func (api *BuiltInPluginAPI) GetLdapUserAttributes(userId string, attributes []string) (map[string]string, *model.AppError) {
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if api.app.Ldap == nil {
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return nil, model.NewAppError("GetLdapUserAttributes", "ent.ldap.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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user, err := api.app.GetUser(userId)
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if err != nil {
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return nil, err
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}
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if user.AuthData == nil {
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return map[string]string{}, nil
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}
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return api.app.Ldap.GetUserAttributes(*user.AuthData, attributes)
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}
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func (api *BuiltInPluginAPI) GetSessionFromRequest(r *http.Request) (*model.Session, *model.AppError) {
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token := ""
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isTokenFromQueryString := false
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// Attempt to parse token out of the header
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authHeader := r.Header.Get(model.HEADER_AUTH)
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if len(authHeader) > 6 && strings.ToUpper(authHeader[0:6]) == model.HEADER_BEARER {
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// Default session token
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token = authHeader[7:]
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} else if len(authHeader) > 5 && strings.ToLower(authHeader[0:5]) == model.HEADER_TOKEN {
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// OAuth token
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token = authHeader[6:]
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}
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// Attempt to parse the token from the cookie
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if len(token) == 0 {
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if cookie, err := r.Cookie(model.SESSION_COOKIE_TOKEN); err == nil {
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token = cookie.Value
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if r.Header.Get(model.HEADER_REQUESTED_WITH) != model.HEADER_REQUESTED_WITH_XML {
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return nil, model.NewAppError("ServeHTTP", "api.context.session_expired.app_error", nil, "token="+token+" Appears to be a CSRF attempt", http.StatusUnauthorized)
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}
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}
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}
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// Attempt to parse token out of the query string
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if len(token) == 0 {
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token = r.URL.Query().Get("access_token")
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isTokenFromQueryString = true
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}
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if len(token) == 0 {
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return nil, model.NewAppError("ServeHTTP", "api.context.session_expired.app_error", nil, "token="+token, http.StatusUnauthorized)
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}
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session, err := api.app.GetSession(token)
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if err != nil {
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return nil, model.NewAppError("ServeHTTP", "api.context.session_expired.app_error", nil, "token="+token, http.StatusUnauthorized)
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} else if !session.IsOAuth && isTokenFromQueryString {
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return nil, model.NewAppError("ServeHTTP", "api.context.token_provided.app_error", nil, "token="+token, http.StatusUnauthorized)
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}
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return session, nil
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}
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func (api *BuiltInPluginAPI) I18n(id string, r *http.Request) string {
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if r != nil {
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f, _ := utils.GetTranslationsAndLocale(nil, r)
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return f(id)
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}
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f, _ := utils.GetTranslationsBySystemLocale()
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return f(id)
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}
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func (a *App) initBuiltInPlugins() {
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plugins := map[string]builtinplugin.Plugin{
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"jira": &jira.Plugin{},
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"ldapextras": &ldapextras.Plugin{},
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}
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for id, p := range plugins {
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l4g.Info("Initializing plugin: " + id)
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api := &BuiltInPluginAPI{
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id: id,
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router: a.Srv.Router.PathPrefix("/plugins/" + id).Subrouter(),
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app: a,
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}
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p.Initialize(api)
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}
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utils.AddConfigListener(func(before, after *model.Config) {
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for _, p := range plugins {
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p.OnConfigurationChange()
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}
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})
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for _, p := range plugins {
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p.OnConfigurationChange()
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}
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}
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// ActivatePlugins will activate any plugins enabled in the config
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// and deactivate all other plugins.
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func (a *App) ActivatePlugins() {
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if a.PluginEnv == nil {
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l4g.Error("plugin env not initialized")
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return
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}
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plugins, err := a.PluginEnv.Plugins()
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if err != nil {
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l4g.Error("failed to activate plugins: " + err.Error())
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return
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}
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for _, plugin := range plugins {
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id := plugin.Manifest.Id
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pluginState := &model.PluginState{Enable: false}
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if state, ok := a.Config().PluginSettings.PluginStates[id]; ok {
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pluginState = state
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}
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active := a.PluginEnv.IsPluginActive(id)
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if pluginState.Enable && !active {
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if err := a.PluginEnv.ActivatePlugin(id); err != nil {
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l4g.Error(err.Error())
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continue
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}
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if plugin.Manifest.HasClient() {
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message := model.NewWebSocketEvent(model.WEBSOCKET_EVENT_PLUGIN_ACTIVATED, "", "", "", nil)
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message.Add("manifest", plugin.Manifest.ClientManifest())
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a.Publish(message)
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}
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l4g.Info("Activated %v plugin", id)
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} else if !pluginState.Enable && active {
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if err := a.PluginEnv.DeactivatePlugin(id); err != nil {
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l4g.Error(err.Error())
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continue
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}
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if plugin.Manifest.HasClient() {
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message := model.NewWebSocketEvent(model.WEBSOCKET_EVENT_PLUGIN_DEACTIVATED, "", "", "", nil)
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message.Add("manifest", plugin.Manifest.ClientManifest())
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a.Publish(message)
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}
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l4g.Info("Deactivated %v plugin", id)
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}
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}
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}
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// InstallPlugin unpacks and installs a plugin but does not activate it.
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func (a *App) InstallPlugin(pluginFile io.Reader) (*model.Manifest, *model.AppError) {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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tmpDir, err := ioutil.TempDir("", "plugintmp")
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if err != nil {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.filesystem.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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defer os.RemoveAll(tmpDir)
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if err := utils.ExtractTarGz(pluginFile, tmpDir); err != nil {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.extract.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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tmpPluginDir := tmpDir
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dir, err := ioutil.ReadDir(tmpDir)
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if err != nil {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.filesystem.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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if len(dir) == 1 && dir[0].IsDir() {
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tmpPluginDir = filepath.Join(tmpPluginDir, dir[0].Name())
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}
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manifest, _, err := model.FindManifest(tmpPluginDir)
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if err != nil {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.manifest.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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err = utils.CopyDir(tmpPluginDir, filepath.Join(a.PluginEnv.SearchPath(), manifest.Id))
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if err != nil {
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return nil, model.NewAppError("UnpackAndActivatePlugin", "app.plugin.mvdir.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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// Should add manifest validation and error handling here
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return manifest, nil
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}
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func (a *App) GetPluginManifests() (*model.PluginsResponse, *model.AppError) {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
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return nil, model.NewAppError("GetPluginManifests", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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plugins, err := a.PluginEnv.Plugins()
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if err != nil {
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return nil, model.NewAppError("GetPluginManifests", "app.plugin.get_plugins.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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resp := &model.PluginsResponse{Active: []*model.Manifest{}, Inactive: []*model.Manifest{}}
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for _, plugin := range plugins {
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if a.PluginEnv.IsPluginActive(plugin.Manifest.Id) {
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resp.Active = append(resp.Active, plugin.Manifest)
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} else {
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resp.Inactive = append(resp.Inactive, plugin.Manifest)
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}
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}
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return resp, nil
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}
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func (a *App) GetActivePluginManifests() ([]*model.Manifest, *model.AppError) {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
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return nil, model.NewAppError("GetActivePluginManifests", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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plugins := a.PluginEnv.ActivePlugins()
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manifests := make([]*model.Manifest, len(plugins))
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for i, plugin := range plugins {
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manifests[i] = plugin.Manifest
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}
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return manifests, nil
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}
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func (a *App) RemovePlugin(id string) *model.AppError {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
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return model.NewAppError("RemovePlugin", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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plugins, err := a.PluginEnv.Plugins()
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if err != nil {
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return model.NewAppError("RemovePlugin", "app.plugin.deactivate.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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var manifest *model.Manifest
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for _, p := range plugins {
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if p.Manifest.Id == id {
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manifest = p.Manifest
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break
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}
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}
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if manifest == nil {
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return model.NewAppError("RemovePlugin", "app.plugin.not_installed.app_error", nil, "", http.StatusBadRequest)
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}
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if a.PluginEnv.IsPluginActive(id) {
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err := a.PluginEnv.DeactivatePlugin(id)
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if err != nil {
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return model.NewAppError("RemovePlugin", "app.plugin.deactivate.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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if manifest.HasClient() {
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message := model.NewWebSocketEvent(model.WEBSOCKET_EVENT_PLUGIN_DEACTIVATED, "", "", "", nil)
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message.Add("manifest", manifest.ClientManifest())
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a.Publish(message)
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}
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}
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err = os.RemoveAll(filepath.Join(a.PluginEnv.SearchPath(), id))
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if err != nil {
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return model.NewAppError("RemovePlugin", "app.plugin.remove.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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return nil
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}
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// EnablePlugin will set the config for an installed plugin to enabled, triggering activation if inactive.
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func (a *App) EnablePlugin(id string) *model.AppError {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
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return model.NewAppError("RemovePlugin", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
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}
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plugins, err := a.PluginEnv.Plugins()
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if err != nil {
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return model.NewAppError("EnablePlugin", "app.plugin.config.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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var manifest *model.Manifest
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for _, p := range plugins {
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if p.Manifest.Id == id {
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manifest = p.Manifest
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break
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}
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}
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if manifest == nil {
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return model.NewAppError("EnablePlugin", "app.plugin.not_installed.app_error", nil, "", http.StatusBadRequest)
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}
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a.UpdateConfig(func(cfg *model.Config) {
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cfg.PluginSettings.PluginStates[id] = &model.PluginState{Enable: true}
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})
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if err := a.SaveConfig(a.Config(), true); err != nil {
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return model.NewAppError("EnablePlugin", "app.plugin.config.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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return nil
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}
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// DisablePlugin will set the config for an installed plugin to disabled, triggering deactivation if active.
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func (a *App) DisablePlugin(id string) *model.AppError {
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if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
|
|
return model.NewAppError("RemovePlugin", "app.plugin.disabled.app_error", nil, "", http.StatusNotImplemented)
|
|
}
|
|
|
|
plugins, err := a.PluginEnv.Plugins()
|
|
if err != nil {
|
|
return model.NewAppError("DisablePlugin", "app.plugin.config.app_error", nil, err.Error(), http.StatusInternalServerError)
|
|
}
|
|
|
|
var manifest *model.Manifest
|
|
for _, p := range plugins {
|
|
if p.Manifest.Id == id {
|
|
manifest = p.Manifest
|
|
break
|
|
}
|
|
}
|
|
|
|
if manifest == nil {
|
|
return model.NewAppError("DisablePlugin", "app.plugin.not_installed.app_error", nil, "", http.StatusBadRequest)
|
|
}
|
|
|
|
a.UpdateConfig(func(cfg *model.Config) {
|
|
cfg.PluginSettings.PluginStates[id] = &model.PluginState{Enable: false}
|
|
})
|
|
|
|
if err := a.SaveConfig(a.Config(), true); err != nil {
|
|
return model.NewAppError("DisablePlugin", "app.plugin.config.app_error", nil, err.Error(), http.StatusInternalServerError)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (a *App) InitPlugins(pluginPath, webappPath string) {
|
|
if !*a.Config().PluginSettings.Enable {
|
|
return
|
|
}
|
|
|
|
if a.PluginEnv != nil {
|
|
return
|
|
}
|
|
|
|
l4g.Info("Starting up plugins")
|
|
|
|
err := os.Mkdir(pluginPath, 0744)
|
|
if err != nil && !os.IsExist(err) {
|
|
l4g.Error("failed to start up plugins: " + err.Error())
|
|
return
|
|
}
|
|
|
|
err = os.Mkdir(webappPath, 0744)
|
|
if err != nil && !os.IsExist(err) {
|
|
l4g.Error("failed to start up plugins: " + err.Error())
|
|
return
|
|
}
|
|
|
|
a.PluginEnv, err = pluginenv.New(
|
|
pluginenv.SearchPath(pluginPath),
|
|
pluginenv.WebappPath(webappPath),
|
|
pluginenv.APIProvider(func(m *model.Manifest) (plugin.API, error) {
|
|
return &PluginAPI{
|
|
id: m.Id,
|
|
app: a,
|
|
}, nil
|
|
}),
|
|
)
|
|
|
|
if err != nil {
|
|
l4g.Error("failed to start up plugins: " + err.Error())
|
|
return
|
|
}
|
|
|
|
utils.RemoveConfigListener(a.PluginConfigListenerId)
|
|
a.PluginConfigListenerId = utils.AddConfigListener(func(prevCfg, cfg *model.Config) {
|
|
if a.PluginEnv == nil {
|
|
return
|
|
}
|
|
|
|
if *prevCfg.PluginSettings.Enable && *cfg.PluginSettings.Enable {
|
|
a.ActivatePlugins()
|
|
}
|
|
|
|
for _, err := range a.PluginEnv.Hooks().OnConfigurationChange() {
|
|
l4g.Error(err.Error())
|
|
}
|
|
})
|
|
|
|
a.ActivatePlugins()
|
|
}
|
|
|
|
func (a *App) ServePluginRequest(w http.ResponseWriter, r *http.Request) {
|
|
if a.PluginEnv == nil || !*a.Config().PluginSettings.Enable {
|
|
err := model.NewAppError("ServePluginRequest", "app.plugin.disabled.app_error", nil, "Enable plugins to serve plugin requests", http.StatusNotImplemented)
|
|
err.Translate(utils.T)
|
|
l4g.Error(err.Error())
|
|
w.WriteHeader(err.StatusCode)
|
|
w.Header().Set("Content-Type", "application/json")
|
|
w.Write([]byte(err.ToJson()))
|
|
return
|
|
}
|
|
|
|
token := ""
|
|
|
|
authHeader := r.Header.Get(model.HEADER_AUTH)
|
|
if strings.HasPrefix(strings.ToUpper(authHeader), model.HEADER_BEARER+":") {
|
|
token = authHeader[len(model.HEADER_BEARER)+1:]
|
|
} else if strings.HasPrefix(strings.ToLower(authHeader), model.HEADER_TOKEN+":") {
|
|
token = authHeader[len(model.HEADER_TOKEN)+1:]
|
|
} else if cookie, _ := r.Cookie(model.SESSION_COOKIE_TOKEN); cookie != nil && (r.Method == "GET" || r.Header.Get(model.HEADER_REQUESTED_WITH) == model.HEADER_REQUESTED_WITH_XML) {
|
|
token = cookie.Value
|
|
} else {
|
|
token = r.URL.Query().Get("access_token")
|
|
}
|
|
|
|
r.Header.Del("Mattermost-User-Id")
|
|
if token != "" {
|
|
if session, err := a.GetSession(token); err != nil {
|
|
r.Header.Set("Mattermost-User-Id", session.UserId)
|
|
}
|
|
}
|
|
|
|
cookies := r.Cookies()
|
|
r.Header.Del("Cookie")
|
|
for _, c := range cookies {
|
|
if c.Name != model.SESSION_COOKIE_TOKEN {
|
|
r.AddCookie(c)
|
|
}
|
|
}
|
|
r.Header.Del(model.HEADER_AUTH)
|
|
r.Header.Del("Referer")
|
|
|
|
newQuery := r.URL.Query()
|
|
newQuery.Del("access_token")
|
|
r.URL.RawQuery = newQuery.Encode()
|
|
|
|
params := mux.Vars(r)
|
|
a.PluginEnv.Hooks().ServeHTTP(w, r.WithContext(context.WithValue(r.Context(), "plugin_id", params["plugin_id"])))
|
|
}
|
|
|
|
func (a *App) ShutDownPlugins() {
|
|
if a.PluginEnv == nil {
|
|
return
|
|
}
|
|
|
|
l4g.Info("Shutting down plugins")
|
|
|
|
for _, err := range a.PluginEnv.Shutdown() {
|
|
l4g.Error(err.Error())
|
|
}
|
|
utils.RemoveConfigListener(a.PluginConfigListenerId)
|
|
a.PluginConfigListenerId = ""
|
|
a.PluginEnv = nil
|
|
}
|