mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-05-20 17:28:40 +00:00
259 lines
9.6 KiB
Go
259 lines
9.6 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package server
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"github.com/gin-gonic/gin"
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"github.com/superseriousbusiness/gotosocial/cmd/gotosocial/action"
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"github.com/superseriousbusiness/gotosocial/internal/api"
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apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
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"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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"github.com/superseriousbusiness/gotosocial/internal/middleware"
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"github.com/superseriousbusiness/gotosocial/internal/tracing"
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"go.uber.org/automaxprocs/maxprocs"
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"github.com/superseriousbusiness/gotosocial/internal/config"
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"github.com/superseriousbusiness/gotosocial/internal/db/bundb"
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"github.com/superseriousbusiness/gotosocial/internal/email"
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"github.com/superseriousbusiness/gotosocial/internal/federation"
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"github.com/superseriousbusiness/gotosocial/internal/federation/federatingdb"
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"github.com/superseriousbusiness/gotosocial/internal/gotosocial"
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"github.com/superseriousbusiness/gotosocial/internal/httpclient"
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"github.com/superseriousbusiness/gotosocial/internal/log"
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"github.com/superseriousbusiness/gotosocial/internal/media"
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"github.com/superseriousbusiness/gotosocial/internal/oauth"
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"github.com/superseriousbusiness/gotosocial/internal/oidc"
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"github.com/superseriousbusiness/gotosocial/internal/processing"
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"github.com/superseriousbusiness/gotosocial/internal/router"
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"github.com/superseriousbusiness/gotosocial/internal/state"
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gtsstorage "github.com/superseriousbusiness/gotosocial/internal/storage"
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"github.com/superseriousbusiness/gotosocial/internal/transport"
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"github.com/superseriousbusiness/gotosocial/internal/typeutils"
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"github.com/superseriousbusiness/gotosocial/internal/web"
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// Inherit memory limit if set from cgroup
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_ "github.com/KimMachineGun/automemlimit"
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)
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// Start creates and starts a gotosocial server
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var Start action.GTSAction = func(ctx context.Context) error {
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if _, err := maxprocs.Set(maxprocs.Logger(nil)); err != nil {
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log.Infof(ctx, "could not set CPU limits from cgroup: %s", err)
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}
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var state state.State
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// Initialize caches
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state.Caches.Init()
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state.Caches.Start()
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defer state.Caches.Stop()
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// Initialize Tracing
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if err := tracing.Initialize(); err != nil {
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return fmt.Errorf("error initializing tracing: %w", err)
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}
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// Open connection to the database
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dbService, err := bundb.NewBunDBService(ctx, &state)
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if err != nil {
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return fmt.Errorf("error creating dbservice: %s", err)
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}
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// Set the state DB connection
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state.DB = dbService
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if err := dbService.CreateInstanceAccount(ctx); err != nil {
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return fmt.Errorf("error creating instance account: %s", err)
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}
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if err := dbService.CreateInstanceInstance(ctx); err != nil {
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return fmt.Errorf("error creating instance instance: %s", err)
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}
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// Open the storage backend
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storage, err := gtsstorage.AutoConfig()
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if err != nil {
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return fmt.Errorf("error creating storage backend: %w", err)
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}
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// Set the state storage driver
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state.Storage = storage
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// Build HTTP client (TODO: add configurables here)
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client := httpclient.New(httpclient.Config{})
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// Initialize workers.
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state.Workers.Start()
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defer state.Workers.Stop()
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// build backend handlers
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mediaManager := media.NewManager(&state)
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oauthServer := oauth.New(ctx, dbService)
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typeConverter := typeutils.NewConverter(dbService)
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federatingDB := federatingdb.New(&state, typeConverter)
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transportController := transport.NewController(&state, federatingDB, &federation.Clock{}, client)
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federator := federation.NewFederator(dbService, federatingDB, transportController, typeConverter, mediaManager)
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// decide whether to create a noop email sender (won't send emails) or a real one
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var emailSender email.Sender
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if smtpHost := config.GetSMTPHost(); smtpHost != "" {
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// host is defined so create a proper sender
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emailSender, err = email.NewSender()
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if err != nil {
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return fmt.Errorf("error creating email sender: %s", err)
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}
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} else {
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// no host is defined so create a noop sender
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emailSender, err = email.NewNoopSender(nil)
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if err != nil {
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return fmt.Errorf("error creating noop email sender: %s", err)
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}
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}
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// create the message processor using the other services we've created so far
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processor := processing.NewProcessor(typeConverter, federator, oauthServer, mediaManager, &state, emailSender)
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if err := processor.Start(); err != nil {
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return fmt.Errorf("error creating processor: %s", err)
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}
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// Set state client / federator worker enqueue functions
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state.Workers.EnqueueClientAPI = processor.EnqueueClientAPI
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state.Workers.EnqueueFederator = processor.EnqueueFederator
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/*
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HTTP router initialization
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*/
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router, err := router.New(ctx)
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if err != nil {
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return fmt.Errorf("error creating router: %s", err)
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}
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middlewares := []gin.HandlerFunc{
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middleware.AddRequestID(config.GetRequestIDHeader()), // requestID middleware must run before tracing
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}
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if config.GetTracingEnabled() {
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middlewares = append(middlewares, tracing.InstrumentGin())
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}
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middlewares = append(middlewares, []gin.HandlerFunc{
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// note: hooks adding ctx fields must be ABOVE
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// the logger, otherwise won't be accessible.
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middleware.Logger(),
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middleware.UserAgent(),
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middleware.CORS(),
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middleware.ExtraHeaders(),
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}...)
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// attach global middlewares which are used for every request
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router.AttachGlobalMiddleware(middlewares...)
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// attach global no route / 404 handler to the router
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router.AttachNoRouteHandler(func(c *gin.Context) {
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apiutil.ErrorHandler(c, gtserror.NewErrorNotFound(errors.New(http.StatusText(http.StatusNotFound))), processor.InstanceGetV1)
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})
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// build router modules
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var idp oidc.IDP
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if config.GetOIDCEnabled() {
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idp, err = oidc.NewIDP(ctx)
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if err != nil {
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return fmt.Errorf("error creating oidc idp: %w", err)
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}
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}
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routerSession, err := dbService.GetSession(ctx)
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if err != nil {
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return fmt.Errorf("error retrieving router session for session middleware: %w", err)
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}
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sessionName, err := middleware.SessionName()
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if err != nil {
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return fmt.Errorf("error generating session name for session middleware: %w", err)
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}
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var (
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authModule = api.NewAuth(dbService, processor, idp, routerSession, sessionName) // auth/oauth paths
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clientModule = api.NewClient(dbService, processor) // api client endpoints
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fileserverModule = api.NewFileserver(processor) // fileserver endpoints
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wellKnownModule = api.NewWellKnown(processor) // .well-known endpoints
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nodeInfoModule = api.NewNodeInfo(processor) // nodeinfo endpoint
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activityPubModule = api.NewActivityPub(dbService, processor) // ActivityPub endpoints
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webModule = web.New(dbService, processor) // web pages + user profiles + settings panels etc
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)
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// create required middleware
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// rate limiting
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limit := config.GetAdvancedRateLimitRequests()
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clLimit := middleware.RateLimit(limit) // client api
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s2sLimit := middleware.RateLimit(limit) // server-to-server (AP)
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fsLimit := middleware.RateLimit(limit) // fileserver / web templates
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// throttling
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cpuMultiplier := config.GetAdvancedThrottlingMultiplier()
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retryAfter := config.GetAdvancedThrottlingRetryAfter()
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clThrottle := middleware.Throttle(cpuMultiplier, retryAfter) // client api
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s2sThrottle := middleware.Throttle(cpuMultiplier, retryAfter) // server-to-server (AP)
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fsThrottle := middleware.Throttle(cpuMultiplier, retryAfter) // fileserver / web templates
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pkThrottle := middleware.Throttle(cpuMultiplier, retryAfter) // throttle public key endpoint separately
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gzip := middleware.Gzip() // applied to all except fileserver
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// these should be routed in order;
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// apply throttling *after* rate limiting
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authModule.Route(router, clLimit, clThrottle, gzip)
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clientModule.Route(router, clLimit, clThrottle, gzip)
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fileserverModule.Route(router, fsLimit, fsThrottle)
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wellKnownModule.Route(router, gzip, s2sLimit, s2sThrottle)
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nodeInfoModule.Route(router, s2sLimit, s2sThrottle, gzip)
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activityPubModule.Route(router, s2sLimit, s2sThrottle, gzip)
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activityPubModule.RoutePublicKey(router, s2sLimit, pkThrottle, gzip)
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webModule.Route(router, fsLimit, fsThrottle, gzip)
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gts, err := gotosocial.NewServer(dbService, router, federator, mediaManager)
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if err != nil {
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return fmt.Errorf("error creating gotosocial service: %s", err)
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}
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if err := gts.Start(ctx); err != nil {
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return fmt.Errorf("error starting gotosocial service: %s", err)
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}
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// catch shutdown signals from the operating system
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sigs := make(chan os.Signal, 1)
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signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
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sig := <-sigs // block until signal received
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log.Infof(ctx, "received signal %s, shutting down", sig)
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// close down all running services in order
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if err := gts.Stop(ctx); err != nil {
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return fmt.Errorf("error closing gotosocial service: %s", err)
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}
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log.Info(ctx, "done! exiting...")
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return nil
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}
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