Revert "Adding the debug bar logic in the server (#22410)" (#22478)

This reverts commit 280bc7f97e.

api4/api.go

@@ -103,8 +103,6 @@ type Routes struct {
 
 	Jobs *mux.Router // 'api/v4/jobs'
 
-	DebugBar *mux.Router // 'api/v4/debugbar'
-
 	Preferences *mux.Router // 'api/v4/users/{user_id:[A-Za-z0-9]+}/preferences'
 
 	License *mux.Router // 'api/v4/license'
@@ -237,7 +235,6 @@ func Init(srv *app.Server) (*API, error) {
 	api.BaseRoutes.Public = api.BaseRoutes.APIRoot.PathPrefix("/public").Subrouter()
 	api.BaseRoutes.Reactions = api.BaseRoutes.APIRoot.PathPrefix("/reactions").Subrouter()
 	api.BaseRoutes.Jobs = api.BaseRoutes.APIRoot.PathPrefix("/jobs").Subrouter()
-	api.BaseRoutes.DebugBar = api.BaseRoutes.APIRoot.PathPrefix("/debugbar").Subrouter()
 	api.BaseRoutes.Elasticsearch = api.BaseRoutes.APIRoot.PathPrefix("/elasticsearch").Subrouter()
 	api.BaseRoutes.Bleve = api.BaseRoutes.APIRoot.PathPrefix("/bleve").Subrouter()
 	api.BaseRoutes.DataRetention = api.BaseRoutes.APIRoot.PathPrefix("/data_retention").Subrouter()
@@ -301,7 +298,6 @@ func Init(srv *app.Server) (*API, error) {
 	api.InitDataRetention()
 	api.InitBrand()
 	api.InitJob()
-	api.InitDebugBar()
 	api.InitCommand()
 	api.InitStatus()
 	api.InitWebSocket()

api4/debugbar.go

@@ -1,60 +0,0 @@
-// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
-// See LICENSE.txt for license information.
-
-package api4
-
-import (
-	"encoding/json"
-	"net/http"
-
-	"github.com/mattermost/mattermost-server/v6/model"
-	"github.com/mattermost/mattermost-server/v6/shared/mlog"
-)
-
-func (api *API) InitDebugBar() {
-	api.BaseRoutes.DebugBar.Handle("/systeminfo", api.APISessionRequired(getSystemInfo)).Methods("GET")
-	api.BaseRoutes.DebugBar.Handle("/queryexplain", api.APISessionRequired(getQueryExplain)).Methods("POST")
-}
-
-func getSystemInfo(c *Context, w http.ResponseWriter, r *http.Request) {
-	if !c.App.Srv().DebugBar().IsEnabled() {
-		c.Err = model.NewAppError("Api4.GetSystemInfo", "api.debugbar.getSystemInfo.disabled_debugbar.error", nil, "", http.StatusNotImplemented)
-		return
-	}
-
-	info, err := c.App.GetDebugBarInfo()
-	if err != nil {
-		c.Err = err
-		return
-	}
-
-	if err := json.NewEncoder(w).Encode(info); err != nil {
-		c.Logger.Warn("Error while writing response", mlog.Err(err))
-	}
-}
-
-func getQueryExplain(c *Context, w http.ResponseWriter, r *http.Request) {
-	if !c.App.Srv().DebugBar().IsEnabled() {
-		c.Err = model.NewAppError("Api4.GetSystemInfo", "api.debugbar.getSystemInfo.disabled_debugbar.error", nil, "", http.StatusNotImplemented)
-		return
-	}
-
-	var requestBody struct {
-		Query string
-		Args  []any
-	}
-	if jsonErr := json.NewDecoder(r.Body).Decode(&requestBody); jsonErr != nil {
-		c.SetInvalidParamWithErr("explain_request", jsonErr)
-		return
-	}
-
-	explain, err := c.App.GetQueryExplain(requestBody.Query, requestBody.Args)
-	if err != nil {
-		c.Err = err
-		return
-	}
-
-	if err := json.NewEncoder(w).Encode(map[string]string{"explain": explain}); err != nil {
-		c.Logger.Warn("Error while writing response", mlog.Err(err))
-	}
-}