GoToSocial/cmd/gotosocial/action/server/server.go

248 lines
9.3 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package server
import (
"context"
"errors"
"fmt"
"net/http"
"os"
"os/signal"
"syscall"
"github.com/gin-gonic/gin"
"github.com/superseriousbusiness/gotosocial/cmd/gotosocial/action"
"github.com/superseriousbusiness/gotosocial/internal/api"
apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/middleware"
"go.uber.org/automaxprocs/maxprocs"
"github.com/superseriousbusiness/gotosocial/internal/concurrency"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db/bundb"
"github.com/superseriousbusiness/gotosocial/internal/email"
"github.com/superseriousbusiness/gotosocial/internal/federation"
"github.com/superseriousbusiness/gotosocial/internal/federation/federatingdb"
"github.com/superseriousbusiness/gotosocial/internal/gotosocial"
"github.com/superseriousbusiness/gotosocial/internal/httpclient"
"github.com/superseriousbusiness/gotosocial/internal/log"
"github.com/superseriousbusiness/gotosocial/internal/media"
"github.com/superseriousbusiness/gotosocial/internal/messages"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
"github.com/superseriousbusiness/gotosocial/internal/oidc"
"github.com/superseriousbusiness/gotosocial/internal/processing"
"github.com/superseriousbusiness/gotosocial/internal/router"
"github.com/superseriousbusiness/gotosocial/internal/state"
gtsstorage "github.com/superseriousbusiness/gotosocial/internal/storage"
"github.com/superseriousbusiness/gotosocial/internal/transport"
"github.com/superseriousbusiness/gotosocial/internal/typeutils"
"github.com/superseriousbusiness/gotosocial/internal/web"
// Inherit memory limit if set from cgroup
_ "github.com/KimMachineGun/automemlimit"
)
// Start creates and starts a gotosocial server
var Start action.GTSAction = func(ctx context.Context) error {
_, err := maxprocs.Set(maxprocs.Logger(log.Errorf))
if err != nil {
return fmt.Errorf("failed to set CPU limits from cgroup: %s", err)
}
var state state.State
// Initialize caches
state.Caches.Init()
// Open connection to the database
dbService, err := bundb.NewBunDBService(ctx, &state)
if err != nil {
return fmt.Errorf("error creating dbservice: %s", err)
}
// Set the state DB connection
state.DB = dbService
if err := dbService.CreateInstanceAccount(ctx); err != nil {
return fmt.Errorf("error creating instance account: %s", err)
}
if err := dbService.CreateInstanceInstance(ctx); err != nil {
return fmt.Errorf("error creating instance instance: %s", err)
}
// Create the client API and federator worker pools
// NOTE: these MUST NOT be used until they are passed to the
// processor and it is started. The reason being that the processor
// sets the Worker process functions and start the underlying pools
clientWorker := concurrency.NewWorkerPool[messages.FromClientAPI](-1, -1)
fedWorker := concurrency.NewWorkerPool[messages.FromFederator](-1, -1)
federatingDB := federatingdb.New(dbService, fedWorker)
// build converters and util
typeConverter := typeutils.NewConverter(dbService)
// Open the storage backend
storage, err := gtsstorage.AutoConfig()
if err != nil {
return fmt.Errorf("error creating storage backend: %w", err)
}
// Build HTTP client (TODO: add configurables here)
client := httpclient.New(httpclient.Config{})
// build backend handlers
mediaManager, err := media.NewManager(dbService, storage)
if err != nil {
return fmt.Errorf("error creating media manager: %s", err)
}
oauthServer := oauth.New(ctx, dbService)
transportController := transport.NewController(dbService, federatingDB, &federation.Clock{}, client)
federator := federation.NewFederator(dbService, federatingDB, transportController, typeConverter, mediaManager)
// decide whether to create a noop email sender (won't send emails) or a real one
var emailSender email.Sender
if smtpHost := config.GetSMTPHost(); smtpHost != "" {
// host is defined so create a proper sender
emailSender, err = email.NewSender()
if err != nil {
return fmt.Errorf("error creating email sender: %s", err)
}
} else {
// no host is defined so create a noop sender
emailSender, err = email.NewNoopSender(nil)
if err != nil {
return fmt.Errorf("error creating noop email sender: %s", err)
}
}
// create the message processor using the other services we've created so far
processor := processing.NewProcessor(typeConverter, federator, oauthServer, mediaManager, storage, dbService, emailSender, clientWorker, fedWorker)
if err := processor.Start(); err != nil {
return fmt.Errorf("error creating processor: %s", err)
}
/*
HTTP router initialization
*/
router, err := router.New(ctx)
if err != nil {
return fmt.Errorf("error creating router: %s", err)
}
// attach global middlewares which are used for every request
router.AttachGlobalMiddleware(
middleware.Logger(),
middleware.UserAgent(),
middleware.CORS(),
middleware.ExtraHeaders(),
)
// attach global no route / 404 handler to the router
router.AttachNoRouteHandler(func(c *gin.Context) {
apiutil.ErrorHandler(c, gtserror.NewErrorNotFound(errors.New(http.StatusText(http.StatusNotFound))), processor.InstanceGet)
})
// build router modules
var idp oidc.IDP
if config.GetOIDCEnabled() {
idp, err = oidc.NewIDP(ctx)
if err != nil {
return fmt.Errorf("error creating oidc idp: %w", err)
}
}
routerSession, err := dbService.GetSession(ctx)
if err != nil {
return fmt.Errorf("error retrieving router session for session middleware: %w", err)
}
sessionName, err := middleware.SessionName()
if err != nil {
return fmt.Errorf("error generating session name for session middleware: %w", err)
}
var (
authModule = api.NewAuth(dbService, processor, idp, routerSession, sessionName) // auth/oauth paths
clientModule = api.NewClient(dbService, processor) // api client endpoints
fileserverModule = api.NewFileserver(processor) // fileserver endpoints
wellKnownModule = api.NewWellKnown(processor) // .well-known endpoints
nodeInfoModule = api.NewNodeInfo(processor) // nodeinfo endpoint
activityPubModule = api.NewActivityPub(dbService, processor) // ActivityPub endpoints
webModule = web.New(processor) // web pages + user profiles + settings panels etc
)
// create required middleware
// rate limiting
limit := config.GetAdvancedRateLimitRequests()
clLimit := middleware.RateLimit(limit) // client api
s2sLimit := middleware.RateLimit(limit) // server-to-server (AP)
fsLimit := middleware.RateLimit(limit) // fileserver / web templates
// throttling
cpuMultiplier := config.GetAdvancedThrottlingMultiplier()
clThrottle := middleware.Throttle(cpuMultiplier) // client api
s2sThrottle := middleware.Throttle(cpuMultiplier) // server-to-server (AP)
fsThrottle := middleware.Throttle(cpuMultiplier) // fileserver / web templates
gzip := middleware.Gzip() // applied to all except fileserver
// these should be routed in order;
// apply throttling *after* rate limiting
authModule.Route(router, clLimit, clThrottle, gzip)
clientModule.Route(router, clLimit, clThrottle, gzip)
fileserverModule.Route(router, fsLimit, fsThrottle)
wellKnownModule.Route(router, gzip, s2sLimit, s2sThrottle)
nodeInfoModule.Route(router, s2sLimit, s2sThrottle, gzip)
activityPubModule.Route(router, s2sLimit, s2sThrottle, gzip)
webModule.Route(router, fsLimit, fsThrottle, gzip)
gts, err := gotosocial.NewServer(dbService, router, federator, mediaManager)
if err != nil {
return fmt.Errorf("error creating gotosocial service: %s", err)
}
if err := gts.Start(ctx); err != nil {
return fmt.Errorf("error starting gotosocial service: %s", err)
}
// perform initial media prune in case value of MediaRemoteCacheDays changed
if err := processor.AdminMediaPrune(ctx, config.GetMediaRemoteCacheDays()); err != nil {
return fmt.Errorf("error during initial media prune: %s", err)
}
// catch shutdown signals from the operating system
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
sig := <-sigs // block until signal received
log.Infof("received signal %s, shutting down", sig)
// close down all running services in order
if err := gts.Stop(ctx); err != nil {
return fmt.Errorf("error closing gotosocial service: %s", err)
}
log.Info("done! exiting...")
return nil
}