52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
/**
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* Tests that long-running operations show up in currentOp and report the locks they are holding.
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*
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* @tags: [
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* assumes_superuser_permissions,
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* # fsync command is not available on embedded
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* incompatible_with_embedded,
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* uses_parallel_shell,
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* ]
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*/
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(function() {
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"use strict";
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const coll = db.jstests_currentop;
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coll.drop();
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// We fsync+lock the server to cause all subsequent write operations to block.
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assert.commandWorked(db.fsyncLock());
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const awaitInsertShell = startParallelShell(function() {
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assert.commandWorked(db.jstests_currentop.insert({}));
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});
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// Wait until the write appears in the currentOp output reporting that it is waiting for a lock.
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assert.soon(
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function() {
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const ops = db.currentOp({
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$and: [
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{"locks.Global": "w", waitingForLock: true},
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// Depending on whether CurOp::setNS_inlock() has been called, the "ns" field
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// may either be the full collection name or the command namespace.
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{
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$or: [
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{ns: coll.getFullName()},
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{ns: db.$cmd.getFullName(), "command.insert": coll.getName()}
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]
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},
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{type: "op"}
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]
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});
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return ops.inprog.length === 1;
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},
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function() {
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return "Failed to find blocked insert in currentOp() output: " + tojson(db.currentOp());
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});
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// Unlock the server and make sure the write finishes.
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const fsyncResponse = assert.commandWorked(db.fsyncUnlock());
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assert.eq(fsyncResponse.lockCount, 0);
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awaitInsertShell();
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}());
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