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/*! Copyright (c) 2023 Siemens AG. Licensed under the MIT License. */
Object.defineProperty(exports, "__esModule", { value: true });
exports.TnConsensusService = exports.RaftInputOperation = void 0;
const grpc_js_1 = require("@grpc/grpc-js");
const tn_consensus_controller_1 = require("../controller/tn-consensus-controller");
const tn_base_service_1 = require("./tn-base-service");
var RaftInputOperation;
(function (RaftInputOperation) {
RaftInputOperation[RaftInputOperation["Unspecified"] = 0] = "Unspecified";
RaftInputOperation[RaftInputOperation["Put"] = 1] = "Put";
RaftInputOperation[RaftInputOperation["Delete"] = 2] = "Delete";
})(RaftInputOperation = exports.RaftInputOperation || (exports.RaftInputOperation = {}));
class TnConsensusService extends tn_base_service_1.TnBaseService {
constructor(getTnController, getTnConnectorOptions, isCoatyAgentOnline, debug) {
super(getTnController, getTnConnectorOptions, isCoatyAgentOnline, debug, "TnConsensusService");
}
get handlers() {
return {
create: (call, callback) => this._create(call, callback),
connect: (call, callback) => this._connect(call, callback),
disconnect: (call, callback) => this._disconnect(call, callback),
stop: (call, callback) => this._stop(call, callback),
propose: (call, callback) => this._propose(call, callback),
getState: (call, callback) => this._getState(call, callback),
observeState: (call) => this._observeState(call),
getClusterConfiguration: (call, callback) => this._getClusterConfiguration(call, callback),
observeClusterConfiguration: (call) => this._observeClusterConfiguration(call),
};
}
async _create(call, callback) {
callback(null, this.getTnController().create(call.request));
}
async _connect(call, callback) {
if (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("Connect failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
switch (await this.getTnController().connect(call.request)) {
case tn_consensus_controller_1.RaftError.None:
callback(null, {});
break;
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("Connect failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently disconnecting or stopping";
this.debug("Connect failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
}
}
async _disconnect(call, callback) {
if (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("Disconnect failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
switch (await this.getTnController().disconnect(call.request)) {
case tn_consensus_controller_1.RaftError.None:
callback(null, {});
break;
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("Disconnect failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently connecting or stopping";
this.debug("Disconnect failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
}
}
async _stop(call, callback) {
if (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("Stop failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
switch (await this.getTnController().stop(call.request)) {
case tn_consensus_controller_1.RaftError.None:
callback(null, {});
break;
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("Stop failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently connecting or disconnecting";
this.debug("Stop failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
}
}
async _propose(call, callback) {
Iif (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("Propose failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
const stateOrError = await this.getTnController().propose(call.request);
if (typeof stateOrError === "number") {
switch (stateOrError) {
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("Propose failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.TooManyQueuedUpInputProposals: {
const msg = "Too many queued up input proposals for this Raft node";
this.debug("Propose failed: %s", msg);
callback({ code: grpc_js_1.status.OUT_OF_RANGE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently not connected";
this.debug("Propose failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.DisconnectBeforeOperationComplete: {
const msg = "Raft node stopped or disconnected before proposal committed";
this.debug("Propose failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.Internal: {
const msg = "Serialization format of input value may be invalid";
this.debug("Propose failed: %s", msg);
callback({ code: grpc_js_1.status.INTERNAL, details: msg });
break;
}
}
}
else {
callback(null, stateOrError);
}
}
async _getState(call, callback) {
if (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("GetState failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
const stateOrError = await this.getTnController().getState(call.request);
if (typeof stateOrError === "number") {
switch (stateOrError) {
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("GetState failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently not connected";
this.debug("GetState failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.DisconnectBeforeOperationComplete: {
const msg = "Raft node stopped or disconnected before state could be retrieved";
this.debug("GetState failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.Internal: {
const msg = "Unexpected error";
this.debug("GetState failed: %s", msg);
callback({ code: grpc_js_1.status.INTERNAL, details: msg });
break;
}
}
}
else {
callback(null, stateOrError);
}
}
async _observeState(call) {
this.handleServerStreamingCall(call, "observeState", evt => call.write(evt));
}
async _getClusterConfiguration(call, callback) {
if (this.failFastIfOffline) {
const errorMsg = "Coaty agent is offline";
this.debug("GetClusterConfiguration failed: %s", errorMsg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: errorMsg });
return;
}
const stateOrError = await this.getTnController().getClusterConfiguration(call.request);
if (typeof stateOrError === "number") {
switch (stateOrError) {
case tn_consensus_controller_1.RaftError.UndefinedRaftNodeId: {
const msg = "Raft node with this id has not been created";
this.debug("GetClusterConfiguration failed: %s", msg);
callback({ code: grpc_js_1.status.INVALID_ARGUMENT, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.OperationNotSupportedInCurrentConnectionState: {
const msg = "Raft node is currently not connected";
this.debug("GetClusterConfiguration failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.DisconnectBeforeOperationComplete: {
const msg = "Raft node stopped or disconnected before state could be retrieved";
this.debug("GetClusterConfiguration failed: %s", msg);
callback({ code: grpc_js_1.status.UNAVAILABLE, details: msg });
break;
}
case tn_consensus_controller_1.RaftError.Internal: {
const msg = "Unexpected error";
this.debug("GetClusterConfiguration failed: %s", msg);
callback({ code: grpc_js_1.status.INTERNAL, details: msg });
break;
}
}
}
else {
callback(null, stateOrError);
}
}
async _observeClusterConfiguration(call) {
this.handleServerStreamingCall(call, "observeClusterConfiguration", evt => call.write(evt));
}
}
exports.TnConsensusService = TnConsensusService;
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