agola/internal/services/gateway/gateway.go
Simone Gotti 41e333d7ec *: rename "lts" to "ost"
`lts` was choosen to reflect a "long term storage" but currently it's just an
object storage implementation. So use this term and "ost" as its abbreviation
(to not clash with "os").
2019-04-27 15:16:48 +02:00

316 lines
14 KiB
Go

// Copyright 2019 Sorint.lab
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied
// See the License for the specific language governing permissions and
// limitations under the License.
package gateway
import (
"context"
"crypto/tls"
"io/ioutil"
"net/http"
scommon "github.com/sorintlab/agola/internal/common"
slog "github.com/sorintlab/agola/internal/log"
"github.com/sorintlab/agola/internal/objectstorage"
"github.com/sorintlab/agola/internal/services/config"
csapi "github.com/sorintlab/agola/internal/services/configstore/api"
"github.com/sorintlab/agola/internal/services/gateway/api"
"github.com/sorintlab/agola/internal/services/gateway/command"
"github.com/sorintlab/agola/internal/services/gateway/common"
"github.com/sorintlab/agola/internal/services/gateway/handlers"
rsapi "github.com/sorintlab/agola/internal/services/runservice/scheduler/api"
"github.com/sorintlab/agola/internal/util"
jwt "github.com/dgrijalva/jwt-go"
ghandlers "github.com/gorilla/handlers"
"github.com/gorilla/mux"
"github.com/pkg/errors"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
var level = zap.NewAtomicLevelAt(zapcore.InfoLevel)
var logger = slog.New(level)
var log = logger.Sugar()
const (
maxRequestSize = 1024 * 1024
)
type Gateway struct {
c *config.Gateway
ost *objectstorage.ObjStorage
runserviceClient *rsapi.Client
configstoreClient *csapi.Client
ch *command.CommandHandler
sd *common.TokenSigningData
}
func NewGateway(c *config.Gateway) (*Gateway, error) {
if c.Debug {
level.SetLevel(zapcore.DebugLevel)
}
if c.Web.ListenAddress == "" {
return nil, errors.Errorf("listen address undefined")
}
if c.Web.TLS {
if c.Web.TLSKeyFile == "" {
return nil, errors.Errorf("no tls key file specified")
}
if c.Web.TLSCertFile == "" {
return nil, errors.Errorf("no tls cert file specified")
}
}
sd := &common.TokenSigningData{Duration: c.TokenSigning.Duration}
switch c.TokenSigning.Method {
case "hmac":
sd.Method = jwt.SigningMethodHS256
if c.TokenSigning.Key == "" {
return nil, errors.Errorf("empty token signing key for hmac method")
}
sd.Key = []byte(c.TokenSigning.Key)
case "rsa":
if c.TokenSigning.PrivateKeyPath == "" {
return nil, errors.Errorf("token signing private key file for rsa method not defined")
}
if c.TokenSigning.PublicKeyPath == "" {
return nil, errors.Errorf("token signing public key file for rsa method not defined")
}
sd.Method = jwt.SigningMethodRS256
privateKeyData, err := ioutil.ReadFile(c.TokenSigning.PrivateKeyPath)
if err != nil {
return nil, errors.Wrapf(err, "error reading token signing private key")
}
sd.PrivateKey, err = jwt.ParseRSAPrivateKeyFromPEM(privateKeyData)
if err != nil {
return nil, errors.Wrapf(err, "error parsing token signing private key")
}
publicKeyData, err := ioutil.ReadFile(c.TokenSigning.PublicKeyPath)
if err != nil {
return nil, errors.Wrapf(err, "error reading token signing public key")
}
sd.PublicKey, err = jwt.ParseRSAPublicKeyFromPEM(publicKeyData)
if err != nil {
return nil, errors.Wrapf(err, "error parsing token signing public key")
}
case "":
return nil, errors.Errorf("missing token signing method")
default:
return nil, errors.Errorf("unknown token signing method: %q", c.TokenSigning.Method)
}
ost, err := scommon.NewObjectStorage(&c.ObjectStorage)
if err != nil {
return nil, err
}
configstoreClient := csapi.NewClient(c.ConfigStoreURL)
ch := command.NewCommandHandler(logger, sd, configstoreClient, c.APIExposedURL, c.WebExposedURL)
return &Gateway{
c: c,
ost: ost,
runserviceClient: rsapi.NewClient(c.RunServiceURL),
configstoreClient: configstoreClient,
ch: ch,
sd: sd,
}, nil
}
func (g *Gateway) Run(ctx context.Context) error {
// noop coors handler
corsHandler := func(h http.Handler) http.Handler {
return h
}
corsAllowedMethodsOptions := ghandlers.AllowedMethods([]string{"GET", "HEAD", "POST", "PUT", "DELETE"})
corsAllowedHeadersOptions := ghandlers.AllowedHeaders([]string{"Accept", "Accept-Encoding", "Authorization", "Content-Length", "Content-Type", "X-CSRF-Token", "Authorization"})
corsAllowedOriginsOptions := ghandlers.AllowedOrigins([]string{"*"})
corsHandler = ghandlers.CORS(corsAllowedMethodsOptions, corsAllowedHeadersOptions, corsAllowedOriginsOptions)
webhooksHandler := &webhooksHandler{log: log, configstoreClient: g.configstoreClient, runserviceClient: g.runserviceClient, apiExposedURL: g.c.APIExposedURL}
projectGroupHandler := api.NewProjectGroupHandler(logger, g.configstoreClient)
projectGroupSubgroupsHandler := api.NewProjectGroupSubgroupsHandler(logger, g.configstoreClient)
projectGroupProjectsHandler := api.NewProjectGroupProjectsHandler(logger, g.configstoreClient)
createProjectGroupHandler := api.NewCreateProjectGroupHandler(logger, g.ch, g.configstoreClient, g.c.APIExposedURL)
projectHandler := api.NewProjectHandler(logger, g.configstoreClient)
createProjectHandler := api.NewCreateProjectHandler(logger, g.ch, g.configstoreClient, g.c.APIExposedURL)
deleteProjectHandler := api.NewDeleteProjectHandler(logger, g.configstoreClient)
projectReconfigHandler := api.NewProjectReconfigHandler(logger, g.ch, g.configstoreClient, g.c.APIExposedURL)
secretHandler := api.NewSecretHandler(logger, g.configstoreClient)
createSecretHandler := api.NewCreateSecretHandler(logger, g.configstoreClient)
deleteSecretHandler := api.NewDeleteSecretHandler(logger, g.configstoreClient)
variableHandler := api.NewVariableHandler(logger, g.configstoreClient)
createVariableHandler := api.NewCreateVariableHandler(logger, g.configstoreClient)
deleteVariableHandler := api.NewDeleteVariableHandler(logger, g.configstoreClient)
currentUserHandler := api.NewCurrentUserHandler(logger, g.configstoreClient)
userHandler := api.NewUserHandler(logger, g.configstoreClient)
userByNameHandler := api.NewUserByNameHandler(logger, g.configstoreClient)
usersHandler := api.NewUsersHandler(logger, g.configstoreClient)
createUserHandler := api.NewCreateUserHandler(logger, g.ch)
deleteUserHandler := api.NewDeleteUserHandler(logger, g.configstoreClient)
createUserLAHandler := api.NewCreateUserLAHandler(logger, g.ch)
deleteUserLAHandler := api.NewDeleteUserLAHandler(logger, g.configstoreClient)
createUserTokenHandler := api.NewCreateUserTokenHandler(logger, g.ch)
deleteUserTokenHandler := api.NewDeleteUserTokenHandler(logger, g.configstoreClient)
remoteSourceHandler := api.NewRemoteSourceHandler(logger, g.configstoreClient)
createRemoteSourceHandler := api.NewCreateRemoteSourceHandler(logger, g.ch)
remoteSourcesHandler := api.NewRemoteSourcesHandler(logger, g.configstoreClient)
orgHandler := api.NewOrgHandler(logger, g.configstoreClient)
orgByNameHandler := api.NewOrgByNameHandler(logger, g.configstoreClient)
orgsHandler := api.NewOrgsHandler(logger, g.configstoreClient)
createOrgHandler := api.NewCreateOrgHandler(logger, g.ch)
deleteOrgHandler := api.NewDeleteOrgHandler(logger, g.configstoreClient)
runHandler := api.NewRunHandler(logger, g.runserviceClient)
runsHandler := api.NewRunsHandler(logger, g.runserviceClient)
runtaskHandler := api.NewRuntaskHandler(logger, g.runserviceClient)
runActionsHandler := api.NewRunActionsHandler(logger, g.runserviceClient)
runTaskActionsHandler := api.NewRunTaskActionsHandler(logger, g.runserviceClient)
logsHandler := api.NewLogsHandler(logger, g.runserviceClient)
reposHandler := api.NewReposHandler(logger, g.c.GitServerURL)
loginUserHandler := api.NewLoginUserHandler(logger, g.ch)
authorizeHandler := api.NewAuthorizeHandler(logger, g.ch)
registerHandler := api.NewRegisterUserHandler(logger, g.ch)
oauth2callbackHandler := api.NewOAuth2CallbackHandler(logger, g.ch, g.configstoreClient)
router := mux.NewRouter()
apirouter := mux.NewRouter().PathPrefix("/api/v1alpha").Subrouter().UseEncodedPath()
authForcedHandler := handlers.NewAuthHandler(logger, g.configstoreClient, g.c.AdminToken, g.sd, true)
authOptionalHandler := handlers.NewAuthHandler(logger, g.configstoreClient, g.c.AdminToken, g.sd, false)
router.PathPrefix("/api/v1alpha").Handler(apirouter)
apirouter.Handle("/logs", logsHandler).Methods("GET")
//apirouter.Handle("/projectgroups", authForcedHandler(projectsHandler)).Methods("GET")
apirouter.Handle("/projectgroups/{projectgroupref}", authForcedHandler(projectGroupHandler)).Methods("GET")
apirouter.Handle("/projectgroups/{projectgroupref}/subgroups", authForcedHandler(projectGroupSubgroupsHandler)).Methods("GET")
apirouter.Handle("/projectgroups/{projectgroupref}/projects", authForcedHandler(projectGroupProjectsHandler)).Methods("GET")
apirouter.Handle("/projectgroups", authForcedHandler(createProjectGroupHandler)).Methods("POST")
//apirouter.Handle("/projectgroups/{projectgroupref}", authForcedHandler(deleteProjectGroupHandler)).Methods("DELETE")
apirouter.Handle("/projects/{projectref}", authForcedHandler(projectHandler)).Methods("GET")
apirouter.Handle("/projects", authForcedHandler(createProjectHandler)).Methods("POST")
apirouter.Handle("/projects/{projectref}", authForcedHandler(deleteProjectHandler)).Methods("DELETE")
apirouter.Handle("/projects/{projectref}/reconfig", authForcedHandler(projectReconfigHandler)).Methods("PUT")
apirouter.Handle("/projectgroups/{projectgroupref}/secrets", authForcedHandler(secretHandler)).Methods("GET")
apirouter.Handle("/projects/{projectref}/secrets", authForcedHandler(secretHandler)).Methods("GET")
apirouter.Handle("/projectgroups/{projectgroupref}/secrets", authForcedHandler(createSecretHandler)).Methods("POST")
apirouter.Handle("/projects/{projectref}/secrets", authForcedHandler(createSecretHandler)).Methods("POST")
apirouter.Handle("/projectgroups/{projectgroupref}/secrets/{secretname}", authForcedHandler(deleteSecretHandler)).Methods("DELETE")
apirouter.Handle("/projects/{projectref}/secrets/{secretname}", authForcedHandler(deleteSecretHandler)).Methods("DELETE")
apirouter.Handle("/projectgroups/{projectgroupref}/variables", authForcedHandler(variableHandler)).Methods("GET")
apirouter.Handle("/projects/{projectref}/variables", authForcedHandler(variableHandler)).Methods("GET")
apirouter.Handle("/projectgroups/{projectgroupref}/variables", authForcedHandler(createVariableHandler)).Methods("POST")
apirouter.Handle("/projects/{projectref}/variables", authForcedHandler(createVariableHandler)).Methods("POST")
apirouter.Handle("/projectgroups/{projectgroupref}/variables/{variablename}", authForcedHandler(deleteVariableHandler)).Methods("DELETE")
apirouter.Handle("/projects/{projectref}/variables/{variablename}", authForcedHandler(deleteVariableHandler)).Methods("DELETE")
apirouter.Handle("/user", authForcedHandler(currentUserHandler)).Methods("GET")
apirouter.Handle("/user/{userid}", authForcedHandler(userHandler)).Methods("GET")
apirouter.Handle("/users", authForcedHandler(usersHandler)).Methods("GET")
apirouter.Handle("/users", authForcedHandler(createUserHandler)).Methods("POST")
apirouter.Handle("/users/{username}", authForcedHandler(userByNameHandler)).Methods("GET")
apirouter.Handle("/users/{username}", authForcedHandler(deleteUserHandler)).Methods("DELETE")
apirouter.Handle("/users/{username}/linkedaccounts", authForcedHandler(createUserLAHandler)).Methods("POST")
apirouter.Handle("/users/{username}/linkedaccounts/{laid}", authForcedHandler(deleteUserLAHandler)).Methods("DELETE")
apirouter.Handle("/users/{username}/tokens", authForcedHandler(createUserTokenHandler)).Methods("POST")
apirouter.Handle("/users/{username}/tokens/{tokenname}", authForcedHandler(deleteUserTokenHandler)).Methods("DELETE")
apirouter.Handle("/remotesource/{id}", authForcedHandler(remoteSourceHandler)).Methods("GET")
apirouter.Handle("/remotesources", authForcedHandler(createRemoteSourceHandler)).Methods("POST")
apirouter.Handle("/remotesources", authOptionalHandler(remoteSourcesHandler)).Methods("GET")
apirouter.Handle("/org/{orgid}", authForcedHandler(orgHandler)).Methods("GET")
apirouter.Handle("/orgs", authForcedHandler(orgsHandler)).Methods("GET")
apirouter.Handle("/orgs", authForcedHandler(createOrgHandler)).Methods("POST")
apirouter.Handle("/orgs/{orgname}", authForcedHandler(orgByNameHandler)).Methods("GET")
apirouter.Handle("/orgs/{orgname}", authForcedHandler(deleteOrgHandler)).Methods("DELETE")
apirouter.Handle("/runs/{runid}", authForcedHandler(runHandler)).Methods("GET")
apirouter.Handle("/runs/{runid}/actions", authForcedHandler(runActionsHandler)).Methods("PUT")
apirouter.Handle("/runs/{runid}/tasks/{taskid}", authForcedHandler(runtaskHandler)).Methods("GET")
apirouter.Handle("/runs/{runid}/tasks/{taskid}/actions", runTaskActionsHandler).Methods("PUT")
apirouter.Handle("/runs", authForcedHandler(runsHandler)).Methods("GET")
router.Handle("/login", loginUserHandler).Methods("POST")
router.Handle("/authorize", authorizeHandler).Methods("POST")
router.Handle("/register", registerHandler).Methods("POST")
router.Handle("/oauth2/callback", oauth2callbackHandler).Methods("GET")
router.Handle("/repos/{rest:.*}", reposHandler).Methods("GET", "POST")
router.Handle("/webhooks", webhooksHandler).Methods("POST")
router.PathPrefix("/").HandlerFunc(handlers.NewWebBundleHandlerFunc(g.c.APIExposedURL))
maxBytesHandler := handlers.NewMaxBytesHandler(router, 1024*1024)
mainrouter := mux.NewRouter()
mainrouter.PathPrefix("/").Handler(corsHandler(maxBytesHandler))
var tlsConfig *tls.Config
if g.c.Web.TLS {
var err error
tlsConfig, err = util.NewTLSConfig(g.c.Web.TLSCertFile, g.c.Web.TLSKeyFile, "", false)
if err != nil {
log.Errorf("err: %+v")
return err
}
}
httpServer := http.Server{
Addr: g.c.Web.ListenAddress,
Handler: mainrouter,
TLSConfig: tlsConfig,
}
lerrCh := make(chan error)
go func() {
lerrCh <- httpServer.ListenAndServe()
}()
select {
case <-ctx.Done():
log.Infof("configstore exiting")
httpServer.Close()
return nil
case err := <-lerrCh:
log.Errorf("http server listen error: %v", err)
return err
}
}