gotosocial/internal/router/router.go

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/*
GoToSocial
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Copyright (C) 2021-2022 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 router
import (
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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"context"
"fmt"
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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"net/http"
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"time"
"github.com/gin-gonic/gin"
"github.com/sirupsen/logrus"
"github.com/spf13/viper"
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db"
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"golang.org/x/crypto/acme/autocert"
)
var (
readTimeout = 60 * time.Second
writeTimeout = 30 * time.Second
idleTimeout = 30 * time.Second
readHeaderTimeout = 30 * time.Second
)
// Router provides the REST interface for gotosocial, using gin.
type Router interface {
// Attach a gin handler to the router with the given method and path
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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AttachHandler(method string, path string, f gin.HandlerFunc)
// Attach a gin middleware to the router that will be used globally
AttachMiddleware(handler gin.HandlerFunc)
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// Attach 404 NoRoute handler
AttachNoRouteHandler(handler gin.HandlerFunc)
// Add Gin StaticFS handler
AttachStaticFS(relativePath string, fs http.FileSystem)
// Start the router
Start()
// Stop the router
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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Stop(ctx context.Context) error
}
// router fulfils the Router interface using gin and logrus
type router struct {
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engine *gin.Engine
srv *http.Server
certManager *autocert.Manager
}
// Add Gin StaticFS handler
func (r *router) AttachStaticFS(relativePath string, fs http.FileSystem) {
r.engine.StaticFS(relativePath, fs)
}
// Start starts the router nicely. It will serve two handlers if letsencrypt is enabled, and only the web/API handler if letsencrypt is not enabled.
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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func (r *router) Start() {
keys := config.Keys
leEnabled := viper.GetBool(keys.LetsEncryptEnabled)
if leEnabled {
bindAddress := viper.GetString(keys.BindAddress)
lePort := viper.GetInt(keys.LetsEncryptPort)
// serve the http handler on the selected letsencrypt port, for receiving letsencrypt requests and solving their devious riddles
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go func() {
listen := fmt.Sprintf("%s:%d", bindAddress, lePort)
logrus.Infof("letsencrypt listening on %s", listen)
if err := http.ListenAndServe(listen, r.certManager.HTTPHandler(http.HandlerFunc(httpsRedirect))); err != nil && err != http.ErrServerClosed {
logrus.Fatalf("letsencrypt: listen: %s", err)
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}
}()
// and serve the actual TLS handler
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go func() {
logrus.Infof("listening on %s", r.srv.Addr)
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if err := r.srv.ListenAndServeTLS("", ""); err != nil && err != http.ErrServerClosed {
logrus.Fatalf("listen: %s", err)
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}
}()
} else {
// no tls required
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go func() {
logrus.Infof("listening on %s", r.srv.Addr)
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if err := r.srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
logrus.Fatalf("listen: %s", err)
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}
}()
}
}
// Stop shuts down the router nicely
Api/v1/accounts (#8) * start work on accounts module * plodding away on the accounts endpoint * groundwork for other account routes * add password validator * validation utils * require account approval flags * comments * comments * go fmt * comments * add distributor stub * rename api to federator * tidy a bit * validate new account requests * rename r router * comments * add domain blocks * add some more shortcuts * add some more shortcuts * check email + username availability * email block checking for signups * chunking away at it * tick off a few more things * some fiddling with tests * add mock package * relocate repo * move mocks around * set app id on new signups * initialize oauth server properly * rename oauth server * proper mocking tests * go fmt ./... * add required fields * change name of func * move validation to account.go * more tests! * add some file utility tools * add mediaconfig * new shortcut * add some more fields * add followrequest model * add notify * update mastotypes * mock out storage interface * start building media interface * start on update credentials * mess about with media a bit more * test image manipulation * media more or less working * account update nearly working * rearranging my package ;) ;) ;) * phew big stuff!!!! * fix type checking * *fiddles* * Add CreateTables func * account registration flow working * tidy * script to step through auth flow * add a lil helper for generating user uris * fiddling with federation a bit * update progress * Tidying and linting
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func (r *router) Stop(ctx context.Context) error {
return r.srv.Shutdown(ctx)
}
// New returns a new Router with the specified configuration.
//
// The given DB is only used in the New function for parsing config values, and is not otherwise
// pinned to the router.
func New(ctx context.Context, db db.DB) (Router, error) {
keys := config.Keys
gin.SetMode(gin.ReleaseMode)
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// create the actual engine here -- this is the core request routing handler for gts
engine := gin.New()
engine.Use(gin.RecoveryWithWriter(logrus.StandardLogger().Writer()))
engine.Use(loggingMiddleware())
// 8 MiB
engine.MaxMultipartMemory = 8 << 20
// set up IP forwarding via x-forward-* headers.
trustedProxies := viper.GetStringSlice(keys.TrustedProxies)
if err := engine.SetTrustedProxies(trustedProxies); err != nil {
return nil, err
}
// enable cors on the engine
if err := useCors(engine); err != nil {
return nil, err
}
// enable gzip compression on the engine
if err := useGzip(engine); err != nil {
return nil, err
}
// enable session store middleware on the engine
if err := useSession(ctx, db, engine); err != nil {
return nil, err
}
// set template functions
LoadTemplateFunctions(engine)
// load templates onto the engine
if err := loadTemplates(engine); err != nil {
return nil, err
}
// create the http server here, passing the gin engine as handler
bindAddress := viper.GetString(keys.BindAddress)
port := viper.GetInt(keys.Port)
listen := fmt.Sprintf("%s:%d", bindAddress, port)
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s := &http.Server{
Addr: listen,
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Handler: engine,
ReadTimeout: readTimeout,
WriteTimeout: writeTimeout,
IdleTimeout: idleTimeout,
ReadHeaderTimeout: readHeaderTimeout,
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}
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// We need to spawn the underlying server slightly differently depending on whether lets encrypt is enabled or not.
// In either case, the gin engine will still be used for routing requests.
leEnabled := viper.GetBool(keys.LetsEncryptEnabled)
var m *autocert.Manager
if leEnabled {
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// le IS enabled, so roll up an autocert manager for handling letsencrypt requests
host := viper.GetString(keys.Host)
leCertDir := viper.GetString(keys.LetsEncryptCertDir)
leEmailAddress := viper.GetString(keys.LetsEncryptEmailAddress)
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m = &autocert.Manager{
Prompt: autocert.AcceptTOS,
HostPolicy: autocert.HostWhitelist(host),
Cache: autocert.DirCache(leCertDir),
Email: leEmailAddress,
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}
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s.TLSConfig = m.TLSConfig()
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}
return &router{
engine: engine,
srv: s,
certManager: m,
}, nil
}
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func httpsRedirect(w http.ResponseWriter, req *http.Request) {
target := "https://" + req.Host + req.URL.Path
if len(req.URL.RawQuery) > 0 {
target += "?" + req.URL.RawQuery
}
http.Redirect(w, req, target, http.StatusTemporaryRedirect)
}