Files
opencloud/proxy/pkg/middleware/create_home.go
2020-11-17 11:32:12 +01:00

101 lines
3.0 KiB
Go

package middleware
import (
gateway "github.com/cs3org/go-cs3apis/cs3/gateway/v1beta1"
rpc "github.com/cs3org/go-cs3apis/cs3/rpc/v1beta1"
provider "github.com/cs3org/go-cs3apis/cs3/storage/provider/v1beta1"
"github.com/cs3org/reva/pkg/rgrpc/status"
tokenPkg "github.com/cs3org/reva/pkg/token"
"github.com/cs3org/reva/pkg/token/manager/jwt"
microErrors "github.com/micro/go-micro/v2/errors"
accounts "github.com/owncloud/ocis/accounts/pkg/proto/v0"
"github.com/owncloud/ocis/ocis-pkg/log"
"google.golang.org/grpc/metadata"
"net/http"
)
// CreateHome provides a middleware which sends a CreateHome request to the reva gateway
func CreateHome(optionSetters ...Option) func(next http.Handler) http.Handler {
options := newOptions(optionSetters...)
logger := options.Logger
return func(next http.Handler) http.Handler {
tokenManager, err := jwt.New(map[string]interface{}{
"secret": options.TokenManagerConfig.JWTSecret,
})
if err != nil {
logger.Fatal().Err(err).Msgf("Could not initialize token-manager")
}
return &createHome{
next: next,
logger: logger,
accountsClient: options.AccountsClient,
tokenManager: tokenManager,
revaGatewayClient: options.RevaGatewayClient,
}
}
}
type createHome struct {
next http.Handler
logger log.Logger
accountsClient accounts.AccountsService
tokenManager tokenPkg.Manager
revaGatewayClient gateway.GatewayAPIClient
}
func (m createHome) ServeHTTP(w http.ResponseWriter, req *http.Request) {
if !m.shouldServe(req) {
m.next.ServeHTTP(w, req)
return
}
token := req.Header.Get("x-access-token")
user, err := m.tokenManager.DismantleToken(req.Context(), token)
if err != nil {
m.logger.Logger.Err(err).Msg("error getting user from access token")
w.WriteHeader(http.StatusInternalServerError)
return
}
_, err = m.accountsClient.GetAccount(req.Context(), &accounts.GetAccountRequest{
Id: user.Id.OpaqueId,
})
if err != nil {
e := microErrors.Parse(err.Error())
if e.Code == http.StatusNotFound {
m.logger.Debug().Msgf("account with id %s not found", user.Id.OpaqueId)
m.next.ServeHTTP(w, req)
return
}
m.logger.Err(err).Msgf("error getting user with id %s from accounts service", user.Id.OpaqueId)
w.WriteHeader(http.StatusInternalServerError)
return
}
// we need to pass the token to authenticate the CreateHome request.
//ctx := tokenpkg.ContextSetToken(r.Context(), token)
ctx := metadata.AppendToOutgoingContext(req.Context(), tokenPkg.TokenHeader, token)
createHomeReq := &provider.CreateHomeRequest{}
createHomeRes, err := m.revaGatewayClient.CreateHome(ctx, createHomeReq)
if err != nil {
m.logger.Err(err).Msg("error calling CreateHome")
} else if createHomeRes.Status.Code != rpc.Code_CODE_OK {
err := status.NewErrorFromCode(createHomeRes.Status.Code, "gateway")
m.logger.Err(err).Msg("error when calling Createhome")
}
m.next.ServeHTTP(w, req)
}
func (m createHome) shouldServe(req *http.Request) bool {
return req.Header.Get("x-access-token") != ""
}