mongo/jstests/core/administrative/getlog2.js

111 lines
3.1 KiB
JavaScript

// tests getlog as well as slow querying logging
//
// @tags: [
// # The test runs commands that are not allowed with security token: getLog.
// not_allowed_with_signed_security_token,
// # This test attempts to perform a find command and see that it ran using the getLog command.
// # The former operation may be routed to a secondary in the replica set, whereas the latter must
// # be routed to the primary.
// assumes_read_preference_unchanged,
// does_not_support_stepdowns,
// no_selinux,
// requires_profiling,
// # Uses $where operation.
// requires_scripting,
// ]
// We turn off gossiping the mongo shell's clusterTime because it causes the slow command log
// messages to get truncated since they'll exceed 512 characters. The truncated log messages
// will fail to match the find and update patterns defined later on in this test.
TestData.skipGossipingClusterTime = true;
// Reset slowMs to -1 so that all queries are logged as slow.
assert.commandWorked(db.setProfilingLevel(0, {slowms: -1}));
const glcol = db.getLogTest2;
assert(glcol.drop());
function contains(arr, func) {
let i = arr.length;
while (i--) {
if (func(arr[i])) {
return true;
}
}
return false;
}
function stringContains(haystack, needle) {
if (needle.indexOf(":")) needle = '"' + needle.replace(":", '":');
needle = needle.replace(/ /g, "");
return haystack.indexOf(needle) != -1;
}
// test doesn't work when talking to mongos
if (db.hello().msg === "isdbgrid") {
quit();
}
// 1. Run a slow query
assert.commandWorked(glcol.save({"SENTINEL": 1}));
assert.neq(
null,
glcol.findOne({
"SENTINEL": 1,
"$where": function () {
sleep(1000);
return true;
},
}),
);
const query = assert.commandWorked(db.adminCommand({getLog: "global"}));
assert(query.log, "no log field");
assert.gt(query.log.length, 0, "no log lines");
// Ensure that slow query is logged in detail.
assert(
contains(query.log, function (v) {
print(v);
return (
stringContains(v, " find ") &&
stringContains(v, "filter:") &&
stringContains(v, "keysExamined:") &&
stringContains(v, "docsExamined:") &&
stringContains(v, "queues") &&
v.indexOf("SENTINEL") != -1
);
}),
);
// 2. Run a slow update
assert.commandWorked(
glcol.update(
{
"SENTINEL": 1,
"$where": function () {
sleep(1000);
return true;
},
},
{"x": "x"},
),
);
const update = assert.commandWorked(db.adminCommand({getLog: "global"}));
assert(update.log, "no log field");
assert.gt(update.log.length, 0, "no log lines");
// Ensure that slow update is logged in deail.
assert(
contains(update.log, function (v) {
return (
stringContains(v, " update ") != -1 &&
stringContains(v, "command") &&
stringContains(v, "keysExamined:") &&
stringContains(v, "docsExamined:") &&
v.indexOf("SENTINEL") != -1
);
}),
);