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authorMathias Stearn <mathias@10gen.com>2016-11-29 17:32:06 -0500
committerMathias Stearn <mathias@10gen.com>2017-01-03 16:02:19 -0500
commitef1f1739d6cbff9fb4ddbcc77d467f183c0ab9f2 (patch)
tree2186d0603244d9809f4f585a309eb34bb872b602 /jstests/replsets/rollback_empty_o.js
parent8e7231a38341d68fb2cdc60509687397e9a17741 (diff)
downloadmongo-ef1f1739d6cbff9fb4ddbcc77d467f183c0ab9f2.tar.gz
SERVER-27282 clean up RS rollback error handling
Diffstat (limited to 'jstests/replsets/rollback_empty_o.js')
-rw-r--r--jstests/replsets/rollback_empty_o.js90
1 files changed, 0 insertions, 90 deletions
diff --git a/jstests/replsets/rollback_empty_o.js b/jstests/replsets/rollback_empty_o.js
deleted file mode 100644
index a7ad6c25a9c..00000000000
--- a/jstests/replsets/rollback_empty_o.js
+++ /dev/null
@@ -1,90 +0,0 @@
-// test that a rollback of an op with empty o causes a message to be logged
-//
-// If all data-bearing nodes in a replica set are using an ephemeral storage engine, the set will
-// not be able to survive a scenario where all data-bearing nodes are down simultaneously. In such a
-// scenario, none of the members will have any data, and upon restart will each look for a member to
-// inital sync from, so no primary will be elected. This test induces such a scenario, so cannot be
-// run on ephemeral storage engines.
-// @tags: [requires_persistence]
-
-// function to check the logs for an entry
-doesEntryMatch = function(array, regex) {
- var found = false;
- for (i = 0; i < array.length; i++) {
- if (regex.test(array[i])) {
- found = true;
- }
- }
- return found;
-};
-
-// set up a set and grab things for later
-var name = "rollback_empty_o";
-var replTest = new ReplSetTest({name: name, nodes: 3});
-var nodes = replTest.nodeList();
-var conns = replTest.startSet();
-replTest.initiate({
- "_id": name,
- "members": [
- {"_id": 0, "host": nodes[0], priority: 3},
- {"_id": 1, "host": nodes[1]},
- {"_id": 2, "host": nodes[2], arbiterOnly: true}
- ]
-});
-var a_conn = conns[0];
-var b_conn = conns[1];
-var AID = replTest.getNodeId(a_conn);
-var BID = replTest.getNodeId(b_conn);
-
-replTest.waitForState(replTest.nodes[0], ReplSetTest.State.PRIMARY);
-
-// get master and do an initial write
-var master = replTest.getPrimary();
-assert(master === conns[0], "conns[0] assumed to be master");
-assert(a_conn.host === master.host, "a_conn assumed to be master");
-var options = {writeConcern: {w: 2, wtimeout: 60000}, upsert: true};
-assert.writeOK(a_conn.getDB(name).foo.insert({x: 1}, options));
-
-// shut down master
-replTest.stop(AID);
-
-// insert a fake oplog entry with an empty o
-master = replTest.getPrimary();
-assert(b_conn.host === master.host, "b_conn assumed to be master");
-options = {
- writeConcern: {w: 1, wtimeout: 60000},
- upsert: true
-};
-// another insert to set minvalid ahead
-assert.writeOK(b_conn.getDB(name).foo.insert({x: 123}));
-var oplog_entry = b_conn.getDB("local").oplog.rs.find().sort({$natural: -1})[0];
-oplog_entry["ts"] = Timestamp(oplog_entry["ts"].t, oplog_entry["ts"].i + 1);
-oplog_entry["o"] = {};
-assert.writeOK(b_conn.getDB("local").oplog.rs.insert(oplog_entry));
-
-// shut down B and bring back the original master
-replTest.stop(BID);
-replTest.restart(AID);
-master = replTest.getPrimary();
-assert(a_conn.host === master.host, "a_conn assumed to be master");
-
-// do a write so that B will have to roll back
-options = {
- writeConcern: {w: 1, wtimeout: 60000},
- upsert: true
-};
-assert.writeOK(a_conn.getDB(name).foo.insert({x: 2}, options));
-
-// restart B, which should rollback and log a message about not rolling back empty o'd oplog entry
-replTest.restart(BID);
-var msg = RegExp("ignoring op on rollback : ");
-assert.soon(function() {
- try {
- var log = b_conn.getDB("admin").adminCommand({getLog: "global"}).log;
- return doesEntryMatch(log, msg);
- } catch (e) {
- return false;
- }
-}, "Did not see a log entry about skipping the empty o'd oplog entry during rollback");
-
-replTest.stopSet();