152 lines
4.2 KiB
JavaScript
Executable File
152 lines
4.2 KiB
JavaScript
Executable File
/*
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test durability option with tools (same a dur1.js but use mongorestore to do repair)
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*/
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var debugging = false;
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var testname = "dur1_tool";
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var step = 1;
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var conn = null;
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function checkNoJournalFiles(path, pass) {
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var files = listFiles(path);
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if (files.some(function (f) { return f.name.indexOf("prealloc") < 0; })) {
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if (pass == null) {
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// wait a bit longer for mongod to potentially finish if it is still running.
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sleep(10000);
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return checkNoJournalFiles(path, 1);
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}
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print("\n\n\n");
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print("FAIL path:" + path);
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print("unexpected files:");
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printjson(files);
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assert(false, "FAIL a journal/lsn file is present which is unexpected");
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}
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}
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function runDiff(a, b) {
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function reSlash(s) {
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var x = s;
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if (_isWindows()) {
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while (1) {
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var y = x.replace('/', '\\');
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if (y == x)
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break;
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x = y;
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}
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}
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return x;
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}
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a = reSlash(a);
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b = reSlash(b);
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print("diff " + a + " " + b);
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return run("diff", a, b);
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}
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function log(str) {
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print();
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if(str)
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print(testname+" step " + step++ + " " + str);
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else
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print(testname+" step " + step++);
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}
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// if you do inserts here, you will want to set _id. otherwise they won't match on different
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// runs so we can't do a binary diff of the resulting files to check they are consistent.
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function work() {
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log("work");
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var d = conn.getDB("test");
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d.foo.insert({ _id: 3, x: 22 });
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d.foo.insert({ _id: 4, x: 22 });
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d.a.insert({ _id: 3, x: 22, y: [1, 2, 3] });
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d.a.insert({ _id: 4, x: 22, y: [1, 2, 3] });
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d.a.update({ _id: 4 }, { $inc: { x: 1} });
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// try building an index. however, be careful as object id's in system.indexes would vary, so we do it manually:
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d.system.indexes.insert({ _id: 99, ns: "test.a", key: { x: 1 }, name: "x_1" });
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log("endwork");
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return d;
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}
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function verify() {
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log("verify test.foo.count == 2");
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var d = conn.getDB("test");
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var ct = d.foo.count();
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if (ct != 2) {
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print("\n\n\nFAIL dur1.js count is wrong in verify(): " + ct + "\n\n\n");
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assert(ct == 2);
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}
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}
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if( debugging ) {
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// mongod already running in debugger
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conn = db.getMongo();
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work();
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sleep(30000);
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quit();
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}
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log();
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// directories
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var path1 = MongoRunner.dataPath + testname+"nodur";
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var path2 = MongoRunner.dataPath + testname+"dur";
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// non-durable version
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log("run mongod without journaling");
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conn = MongoRunner.runMongod({dbpath: path1, nodur: "", smallfiles: ""});
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work();
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MongoRunner.stopMongod(conn);
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// durable version
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log("run mongod with --journal");
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conn = MongoRunner.runMongod({dbpath: path2, journal: "", smallfiles: "", journalOptions: 8});
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work();
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// wait for group commit.
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printjson(conn.getDB('admin').runCommand({getlasterror:1, fsync:1}));
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// kill the process hard
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log("kill 9");
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MongoRunner.stopMongod(conn, /*signal*/9);
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// journal file should be present, and non-empty as we killed hard
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// mongod with --dbpath and --journal options should do a recovery pass
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// empty.bson is an empty file so it won't actually insert anything
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log("use mongod to recover");
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conn = MongoRunner.runMongod({restart: true,
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cleanData: false,
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dbpath: path2,
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journal: "",
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smallfiles: "",
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noprealloc: "",
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bind_ip: "127.0.0.1"});
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verify();
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MongoRunner.stopMongod(conn);
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// at this point, after clean shutdown, there should be no journal files
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log("check no journal files (after presumably clean shutdown)");
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checkNoJournalFiles(path2 + "/journal");
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log("check data matches ns");
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var diff = runDiff(path1 + "/test.ns", path2 + "/test.ns");
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if (diff != "") {
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print("\n\n\nDIFFERS\n");
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print(diff);
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}
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assert(diff == "", "error test.ns files differ");
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log("check data matches .0");
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var diff = runDiff(path1 + "/test.0", path2 + "/test.0");
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if (diff != "") {
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print("\n\n\nDIFFERS\n");
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print(diff);
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}
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assert(diff == "", "error test.0 files differ");
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log("check data matches done");
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print(testname + " SUCCESS");
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