| 127 | var errDisconnect = xerrors.New("graceful disconnect") |
| 128 | |
| 129 | func (c *connIO) handleRequest(req *proto.CoordinateRequest) error { |
| 130 | c.logger.Debug(c.peerCtx, "got request") |
| 131 | err := c.auth.Authorize(c.peerCtx, req) |
| 132 | if err != nil { |
| 133 | c.logger.Warn(c.peerCtx, "unauthorized request", slog.Error(err)) |
| 134 | return agpl.AuthorizationError{Wrapped: err} |
| 135 | } |
| 136 | |
| 137 | if req.UpdateSelf != nil { |
| 138 | c.logger.Debug(c.peerCtx, "got node update", slog.F("node", req.UpdateSelf)) |
| 139 | b := binding{ |
| 140 | bKey: bKey(c.UniqueID()), |
| 141 | node: req.UpdateSelf.Node, |
| 142 | kind: proto.CoordinateResponse_PeerUpdate_NODE, |
| 143 | } |
| 144 | if err := agpl.SendCtx(c.coordCtx, c.bindings, b); err != nil { |
| 145 | c.logger.Debug(c.peerCtx, "failed to send binding", slog.Error(err)) |
| 146 | return err |
| 147 | } |
| 148 | } |
| 149 | if req.AddTunnel != nil { |
| 150 | c.logger.Debug(c.peerCtx, "got add tunnel", slog.F("tunnel", req.AddTunnel)) |
| 151 | dst, err := uuid.FromBytes(req.AddTunnel.Id) |
| 152 | if err != nil { |
| 153 | c.logger.Error(c.peerCtx, "unable to convert bytes to UUID", slog.Error(err)) |
| 154 | // this shouldn't happen unless there is a client error. Close the connection so the client |
| 155 | // doesn't just happily continue thinking everything is fine. |
| 156 | return err |
| 157 | } |
| 158 | t := tunnel{ |
| 159 | tKey: tKey{ |
| 160 | src: c.UniqueID(), |
| 161 | dst: dst, |
| 162 | }, |
| 163 | active: true, |
| 164 | } |
| 165 | if err := agpl.SendCtx(c.coordCtx, c.tunnels, t); err != nil { |
| 166 | c.logger.Debug(c.peerCtx, "failed to send add tunnel", slog.Error(err)) |
| 167 | return err |
| 168 | } |
| 169 | } |
| 170 | if req.RemoveTunnel != nil { |
| 171 | c.logger.Debug(c.peerCtx, "got remove tunnel", slog.F("tunnel", req.RemoveTunnel)) |
| 172 | dst, err := uuid.FromBytes(req.RemoveTunnel.Id) |
| 173 | if err != nil { |
| 174 | c.logger.Error(c.peerCtx, "unable to convert bytes to UUID", slog.Error(err)) |
| 175 | // this shouldn't happen unless there is a client error. Close the connection so the client |
| 176 | // doesn't just happily continue thinking everything is fine. |
| 177 | return err |
| 178 | } |
| 179 | t := tunnel{ |
| 180 | tKey: tKey{ |
| 181 | src: c.UniqueID(), |
| 182 | dst: dst, |
| 183 | }, |
| 184 | active: false, |
| 185 | } |
| 186 | if err := agpl.SendCtx(c.coordCtx, c.tunnels, t); err != nil { |