/
tx_handler.go
45 lines (40 loc) · 1.66 KB
/
tx_handler.go
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// Copyright IBM Corp. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
package httphandler
import (
"net/http"
"time"
"github.com/hyperledger-labs/orion-server/internal/bcdb"
internalerror "github.com/hyperledger-labs/orion-server/internal/errors"
"github.com/hyperledger-labs/orion-server/internal/utils"
"github.com/hyperledger-labs/orion-server/pkg/types"
)
type txHandler struct {
db bcdb.DB
}
// HandleTransaction handles transaction submission
func (t *txHandler) handleTransaction(w http.ResponseWriter, request *http.Request, tx interface{}, timeout time.Duration) {
// If timeout == 0, tx is async, otherwise it is synchronous.
resp, err := t.db.SubmitTransaction(tx, timeout)
if err != nil {
switch err.(type) {
case *internalerror.BadRequestError:
utils.SendHTTPResponse(w, http.StatusBadRequest, &types.HttpResponseErr{ErrMsg: err.Error()})
case *internalerror.DuplicateTxIDError:
utils.SendHTTPResponse(w, http.StatusBadRequest, &types.HttpResponseErr{ErrMsg: err.Error()})
case *internalerror.TimeoutErr:
utils.SendHTTPResponse(w, http.StatusAccepted, &types.HttpResponseErr{ErrMsg: "Transaction processing timeout"})
case *internalerror.NotLeaderError:
leaderErr := err.(*internalerror.NotLeaderError)
if leaderErr.GetLeaderID() == 0 {
utils.SendHTTPResponse(w, http.StatusServiceUnavailable, &types.HttpResponseErr{ErrMsg: "Cluster leader unavailable"})
} else {
utils.SendHTTPRedirectServer(w, request, leaderErr.GetLeaderHostPort())
}
default:
utils.SendHTTPResponse(w, http.StatusInternalServerError, &types.HttpResponseErr{ErrMsg: err.Error()})
}
return
}
utils.SendHTTPResponse(w, http.StatusOK, resp)
}