mirror of
https://github.com/openziti/ziti.git
synced 2026-09-10 08:45:41 +00:00
Paul Lorenz
96 lines
3.2 KiB
Go
96 lines
3.2 KiB
Go
/*
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Copyright NetFoundry, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package handler_ctrl
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import (
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"google.golang.org/protobuf/proto"
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"github.com/michaelquigley/pfxlog"
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"github.com/openziti/channel"
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"github.com/openziti/fabric/controller/network"
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"github.com/openziti/fabric/ctrl_msg"
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"github.com/openziti/fabric/logcontext"
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"github.com/openziti/fabric/pb/ctrl_pb"
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"github.com/openziti/foundation/identity/identity"
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"time"
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)
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type circuitRequestHandler struct {
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r *network.Router
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network *network.Network
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}
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func newCircuitRequestHandler(r *network.Router, network *network.Network) *circuitRequestHandler {
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return &circuitRequestHandler{r: r, network: network}
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}
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func (h *circuitRequestHandler) ContentType() int32 {
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return int32(ctrl_pb.ContentType_CircuitRequestType)
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}
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func (h *circuitRequestHandler) HandleReceive(msg *channel.Message, ch channel.Channel) {
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log := pfxlog.ContextLogger(ch.Label()).Entry
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request := &ctrl_pb.CircuitRequest{}
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if err := proto.Unmarshal(msg.Body, request); err == nil {
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/*
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* This is running in a goroutine because CreateCircuit does a 'SendAndWait', which cannot be invoked from
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* inside a ReceiveHandler (without parallel support).
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*/
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go func() {
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id := &identity.TokenId{Token: request.IngressId, Data: request.PeerData}
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service := request.Service
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if _, err := h.network.Controllers.Services.Read(service); err != nil {
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if id, _ := h.network.Controllers.Services.GetIdForName(service); id != "" {
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service = id
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}
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}
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log = log.WithField("serviceId", service)
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if circuit, err := h.network.CreateCircuit(h.r, id, service, logcontext.NewContext()); err == nil {
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responseMsg := ctrl_msg.NewCircuitSuccessMsg(circuit.Id, circuit.Path.IngressId)
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responseMsg.ReplyTo(msg)
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//static terminator peer data
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for k, v := range circuit.Terminator.GetPeerData() {
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responseMsg.Headers[int32(k)] = v
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}
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//runtime peer data
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for k, v := range circuit.PeerData {
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responseMsg.Headers[int32(k)] = v
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}
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if err := responseMsg.WithTimeout(10 * time.Second).Send(h.r.Control); err != nil {
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log.Errorf("unable to respond with success to create circuit request for circuit %v (%s)", circuit.Id, err)
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if err := h.network.RemoveCircuit(circuit.Id, true); err != nil {
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log.WithError(err).WithField("circuitId", circuit.Id).Error("unable to remove circuit")
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}
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}
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} else {
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responseMsg := ctrl_msg.NewCircuitFailedMsg(err.Error())
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responseMsg.ReplyTo(msg)
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if err := h.r.Control.Send(responseMsg); err != nil {
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log.WithError(err).Error("unable to respond with failure to create circuit request for service")
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}
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}
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}()
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/* */
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} else {
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log.Errorf("unexpected error (%s)", err)
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}
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}
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