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43 lines
1.3 KiB
43 lines
1.3 KiB
'use strict';
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const CommandOperationV2 = require('./command_v2');
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const Aspect = require('./operation').Aspect;
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const defineAspects = require('./operation').defineAspects;
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const maxWireVersion = require('../core/utils').maxWireVersion;
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const LIST_INDEXES_WIRE_VERSION = 3;
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class ListIndexesOperation extends CommandOperationV2 {
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constructor(collection, options) {
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super(collection, options, { fullResponse: true });
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this.collectionNamespace = collection.s.namespace;
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}
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execute(server, callback) {
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const serverWireVersion = maxWireVersion(server);
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if (serverWireVersion < LIST_INDEXES_WIRE_VERSION) {
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const systemIndexesNS = this.collectionNamespace.withCollection('system.indexes').toString();
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const collectionNS = this.collectionNamespace.toString();
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server.query(systemIndexesNS, { query: { ns: collectionNS } }, {}, this.options, callback);
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return;
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}
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const cursor = this.options.batchSize ? { batchSize: this.options.batchSize } : {};
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super.executeCommand(
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server,
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{ listIndexes: this.collectionNamespace.collection, cursor },
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callback
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);
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}
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}
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defineAspects(ListIndexesOperation, [
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Aspect.READ_OPERATION,
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Aspect.RETRYABLE,
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Aspect.EXECUTE_WITH_SELECTION
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]);
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module.exports = ListIndexesOperation;
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