Express_Crud_Example/node_modules/mongodb/lib/operations/command.js

98 lines
4.5 KiB
JavaScript
Raw Permalink Normal View History

2022-01-28 22:33:42 +01:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.CommandOperation = void 0;
const error_1 = require("../error");
const explain_1 = require("../explain");
const read_concern_1 = require("../read_concern");
const server_selection_1 = require("../sdam/server_selection");
const utils_1 = require("../utils");
const write_concern_1 = require("../write_concern");
const operation_1 = require("./operation");
const SUPPORTS_WRITE_CONCERN_AND_COLLATION = 5;
/** @internal */
class CommandOperation extends operation_1.AbstractOperation {
constructor(parent, options) {
super(options);
this.options = options !== null && options !== void 0 ? options : {};
// NOTE: this was explicitly added for the add/remove user operations, it's likely
// something we'd want to reconsider. Perhaps those commands can use `Admin`
// as a parent?
const dbNameOverride = (options === null || options === void 0 ? void 0 : options.dbName) || (options === null || options === void 0 ? void 0 : options.authdb);
if (dbNameOverride) {
this.ns = new utils_1.MongoDBNamespace(dbNameOverride, '$cmd');
}
else {
this.ns = parent
? parent.s.namespace.withCollection('$cmd')
: new utils_1.MongoDBNamespace('admin', '$cmd');
}
this.readConcern = read_concern_1.ReadConcern.fromOptions(options);
this.writeConcern = write_concern_1.WriteConcern.fromOptions(options);
// TODO(NODE-2056): make logger another "inheritable" property
if (parent && parent.logger) {
this.logger = parent.logger;
}
if (this.hasAspect(operation_1.Aspect.EXPLAINABLE)) {
this.explain = explain_1.Explain.fromOptions(options);
}
else if ((options === null || options === void 0 ? void 0 : options.explain) != null) {
throw new error_1.MongoInvalidArgumentError(`Option "explain" is not supported on this command`);
}
}
get canRetryWrite() {
if (this.hasAspect(operation_1.Aspect.EXPLAINABLE)) {
return this.explain == null;
}
return true;
}
executeCommand(server, session, cmd, callback) {
// TODO: consider making this a non-enumerable property
this.server = server;
const options = {
...this.options,
...this.bsonOptions,
readPreference: this.readPreference,
session
};
const serverWireVersion = (0, utils_1.maxWireVersion)(server);
const inTransaction = this.session && this.session.inTransaction();
if (this.readConcern && (0, utils_1.commandSupportsReadConcern)(cmd) && !inTransaction) {
Object.assign(cmd, { readConcern: this.readConcern });
}
if (this.trySecondaryWrite && serverWireVersion < server_selection_1.MIN_SECONDARY_WRITE_WIRE_VERSION) {
options.omitReadPreference = true;
}
if (options.collation && serverWireVersion < SUPPORTS_WRITE_CONCERN_AND_COLLATION) {
callback(new error_1.MongoCompatibilityError(`Server ${server.name}, which reports wire version ${serverWireVersion}, does not support collation`));
return;
}
if (this.writeConcern && this.hasAspect(operation_1.Aspect.WRITE_OPERATION) && !inTransaction) {
Object.assign(cmd, { writeConcern: this.writeConcern });
}
if (serverWireVersion >= SUPPORTS_WRITE_CONCERN_AND_COLLATION) {
if (options.collation &&
typeof options.collation === 'object' &&
!this.hasAspect(operation_1.Aspect.SKIP_COLLATION)) {
Object.assign(cmd, { collation: options.collation });
}
}
if (typeof options.maxTimeMS === 'number') {
cmd.maxTimeMS = options.maxTimeMS;
}
if (typeof options.comment === 'string') {
cmd.comment = options.comment;
}
if (this.hasAspect(operation_1.Aspect.EXPLAINABLE) && this.explain) {
if (serverWireVersion < 6 && cmd.aggregate) {
// Prior to 3.6, with aggregate, verbosity is ignored, and we must pass in "explain: true"
cmd.explain = true;
}
else {
cmd = (0, utils_1.decorateWithExplain)(cmd, this.explain);
}
}
server.command(this.ns, cmd, options, callback);
}
}
exports.CommandOperation = CommandOperation;
//# sourceMappingURL=command.js.map