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/**
* Test that verifies FTDC works in mongos.
*/
load('jstests/libs/ftdc.js');
(function() {
'use strict';
let testPath1 = MongoRunner.toRealPath('ftdc_setdir1');
let testPath2 = MongoRunner.toRealPath('ftdc_setdir2');
let testPath3 = MongoRunner.toRealPath('ftdc_setdir3');
// SERVER-30394: Use a directory relative to the current working directory.
let testPath4 = 'ftdc_setdir4/';
let testLog3 = testPath3 + "mongos_ftdc.log";
let testLog4 = testPath4 + "mongos_ftdc.log";
// Make the log file directory for mongos.
mkdir(testPath3);
mkdir(testPath4);
// Startup 3 mongos:
// 1. Normal MongoS with no log file to verify FTDC can be startup at runtime with a path.
// 2. MongoS with explict diagnosticDataCollectionDirectoryPath setParameter at startup.
// 3. MongoS with log file to verify automatic FTDC path computation works.
let st = new ShardingTest({
shards: 1,
mongos: {
s0: {verbose: 0},
s1: {setParameter: {diagnosticDataCollectionDirectoryPath: testPath2}},
s2: {logpath: testLog3},
s3: {logpath: testLog4}
}
});
let admin1 = st.s0.getDB('admin');
let admin2 = st.s1.getDB('admin');
let admin3 = st.s2.getDB('admin');
let admin4 = st.s3.getDB('admin');
function setParam(admin, obj) {
var ret = admin.runCommand(Object.extend({setParameter: 1}, obj));
return ret;
}
function getParam(admin, field) {
var q = {getParameter: 1};
q[field] = 1;
var ret = admin.runCommand(q);
assert.commandWorked(ret);
return ret[field];
}
// Verify FTDC can be started at runtime.
function verifyFTDCDisabledOnStartup() {
jsTestLog("Running verifyFTDCDisabledOnStartup");
verifyCommonFTDCParameters(admin1, false);
// 1. Try to enable and fail
assert.commandFailed(setParam(admin1, {"diagnosticDataCollectionEnabled": 1}));
// 2. Set path and succeed
assert.commandWorked(
setParam(admin1, {"diagnosticDataCollectionDirectoryPath": testPath1}));
// 3. Set path again and fail
assert.commandFailed(
setParam(admin1, {"diagnosticDataCollectionDirectoryPath": testPath1}));
// 4. Enable successfully
assert.commandWorked(setParam(admin1, {"diagnosticDataCollectionEnabled": 1}));
// 5. Validate getDiagnosticData returns FTDC data now
jsTestLog("Verifying FTDC getDiagnosticData");
verifyGetDiagnosticData(admin1);
}
// Verify FTDC is already running if there was a path set at startup.
function verifyFTDCStartsWithPath() {
jsTestLog("Running verifyFTDCStartsWithPath");
verifyCommonFTDCParameters(admin2, true);
// 1. Set path fail
assert.commandFailed(
setParam(admin2, {"diagnosticDataCollectionDirectoryPath": testPath2}));
// 2. Enable successfully
assert.commandWorked(setParam(admin2, {"diagnosticDataCollectionEnabled": 1}));
// 3. Validate getDiagnosticData returns FTDC data now
jsTestLog("Verifying FTDC getDiagnosticData");
verifyGetDiagnosticData(admin2);
}
function normpath(path) {
// On Windows, strip the drive path because MongoRunner.toRealPath() returns a Unix Path
// while FTDC returns a Windows path.
return path.replace(/\\/g, "/").replace(/\w:/, "");
}
// Verify FTDC is already running if there was a path set at startup.
function verifyFTDCStartsWithLogFile() {
jsTestLog("Running verifyFTDCStartsWithLogFile");
verifyCommonFTDCParameters(admin3, true);
// 1. Verify that path is computed correctly.
let computedPath = getParam(admin3, "diagnosticDataCollectionDirectoryPath");
assert.eq(normpath(computedPath), normpath(testPath3 + "mongos_ftdc.diagnostic.data"));
// 2. Set path fail
assert.commandFailed(
setParam(admin3, {"diagnosticDataCollectionDirectoryPath": testPath3}));
// 3. Enable successfully
assert.commandWorked(setParam(admin3, {"diagnosticDataCollectionEnabled": 1}));
// 4. Validate getDiagnosticData returns FTDC data now
jsTestLog("Verifying FTDC getDiagnosticData");
verifyGetDiagnosticData(admin3);
}
// Verify FTDC is already running if there is a relative log file path.
function verifyFTDCStartsWithRelativeLogFile() {
jsTestLog("Running verifyFTDCStartsWithRelativeLogFile");
verifyCommonFTDCParameters(admin4, true);
// Skip verification of diagnosticDataCollectionDirectoryPath because it relies on comparing
// cwd vs dbPath.
// 1. Enable successfully
assert.commandWorked(setParam(admin4, {"diagnosticDataCollectionEnabled": 1}));
// 2. Validate getDiagnosticData returns FTDC data now
jsTestLog("Verifying FTDC getDiagnosticData");
verifyGetDiagnosticData(admin4);
}
verifyFTDCDisabledOnStartup();
verifyFTDCStartsWithPath();
verifyFTDCStartsWithLogFile();
verifyFTDCStartsWithRelativeLogFile();
st.stop();
})();
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