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