mirror of https://gitee.com/bigwinds/arangodb
New tests for synch. replication.
This commit is contained in:
Max Neunhoeffer
parent
5760868a32
commit
fc563cfec6
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@ -1,5 +1,5 @@
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/*jshint globalstrict:false, strict:false */
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/*global assertTrue, assertEqual */
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/*global assertTrue, assertEqual, fail */
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////////////////////////////////////////////////////////////////////////////////
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/// @brief test synchronous replication in the cluster
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@ -28,13 +28,16 @@
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/// @author Copyright 2016, ArangoDB GmbH, Cologne, Germany
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////////////////////////////////////////////////////////////////////////////////
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var jsunity = require("jsunity");
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const jsunity = require("jsunity");
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var arangodb = require("@arangodb");
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var db = arangodb.db;
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var _ = require("lodash");
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var print = require("internal").print;
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var wait = require("internal").wait;
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const arangodb = require("@arangodb");
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const db = arangodb.db;
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const ERRORS = arangodb.errors;
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const _ = require("lodash");
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const print = require("internal").print;
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const wait = require("internal").wait;
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const suspendExternal = require("internal").suspendExternal;
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const continueExternal = require("internal").continueExternal;
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////////////////////////////////////////////////////////////////////////////////
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@ -62,7 +65,6 @@ function SynchronousReplicationSuite () {
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s => global.ArangoClusterInfo.getCollectionInfoCurrent("_system", cn, s)
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);
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let replicas = ccinfo.map(s => s.servers.length);
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print("Replicas:", replicas);
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if (_.all(replicas, x => x === 2)) {
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print("Replication up and running!");
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return true;
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@ -72,6 +74,193 @@ function SynchronousReplicationSuite () {
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail the follower
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////////////////////////////////////////////////////////////////////////////////
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function failFollower() {
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var follower = cinfo.shards[shards[0]][1];
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var endpoint = global.ArangoClusterInfo.getServerEndpoint(follower);
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// Now look for instanceInfo:
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var pos = _.findIndex(global.instanceInfo.arangods,
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x => x.endpoint === endpoint);
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assertTrue(pos >= 0);
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assertTrue(suspendExternal(global.instanceInfo.arangods[pos].pid));
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief heal the follower
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////////////////////////////////////////////////////////////////////////////////
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function healFollower() {
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var follower = cinfo.shards[shards[0]][1];
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var endpoint = global.ArangoClusterInfo.getServerEndpoint(follower);
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// Now look for instanceInfo:
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var pos = _.findIndex(global.instanceInfo.arangods,
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x => x.endpoint === endpoint);
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assertTrue(pos >= 0);
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assertTrue(continueExternal(global.instanceInfo.arangods[pos].pid));
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief produce failure
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////////////////////////////////////////////////////////////////////////////////
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function makeFailure(failure) {
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if (failure.follower) {
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failFollower();
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} else {
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failLeader();
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief heal failure
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////////////////////////////////////////////////////////////////////////////////
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function healFailure(failure) {
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if (failure.follower) {
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healFollower();
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} else {
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healLeader();
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief basic operations, with various failure modes:
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////////////////////////////////////////////////////////////////////////////////
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function runBasicOperations(failure, healing) {
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if (failure.place === 1) { makeFailure(failure); }
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// Insert with check:
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var id = c.insert({Hallo:12});
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assertEqual(1, c.count());
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if (healing.place === 1) { healFailure(healing); }
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if (failure.place === 2) { makeFailure(failure); }
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var doc = c.document(id._key);
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assertEqual(12, doc.Hallo);
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if (healing.place === 2) { healFailure(healing); }
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if (failure.place === 3) { makeFailure(failure); }
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var ids = c.insert([{Hallo:13}, {Hallo:14}]);
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assertEqual(3, c.count());
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assertEqual(2, ids.length);
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if (healing.place === 3) { healFailure(healing); }
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if (failure.place === 4) { makeFailure(failure); }
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var docs = c.document([ids[0]._key, ids[1]._key]);
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assertEqual(2, docs.length);
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assertEqual(13, docs[0].Hallo);
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assertEqual(14, docs[1].Hallo);
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if (healing.place === 4) { healFailure(healing); }
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if (failure.place === 5) { makeFailure(failure); }
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// Replace with check:
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c.replace(id._key, {"Hallo": 100});
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if (healing.place === 5) { healFailure(healing); }
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if (failure.place === 6) { makeFailure(failure); }
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doc = c.document(id._key);
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assertEqual(100, doc.Hallo);
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if (healing.place === 6) { healFailure(healing); }
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if (failure.place === 7) { makeFailure(failure); }
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c.replace([ids[0]._key, ids[1]._key], [{Hallo:101}, {Hallo:102}]);
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if (healing.place === 7) { healFailure(healing); }
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if (failure.place === 8) { makeFailure(failure); }
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docs = c.document([ids[0]._key, ids[1]._key]);
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assertEqual(2, docs.length);
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assertEqual(101, docs[0].Hallo);
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assertEqual(102, docs[1].Hallo);
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if (healing.place === 8) { healFailure(healing); }
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if (failure.place === 9) { makeFailure(failure); }
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// Update with check:
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c.update(id._key, {"Hallox": 105});
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if (healing.place === 9) { healFailure(healing); }
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if (failure.place === 10) { makeFailure(failure); }
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doc = c.document(id._key);
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assertEqual(100, doc.Hallo);
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assertEqual(105, doc.Hallox);
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if (healing.place === 10) { healFailure(healing); }
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if (failure.place === 11) { makeFailure(failure); }
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c.update([ids[0]._key, ids[1]._key], [{Hallox:106}, {Hallox:107}]);
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if (healing.place === 11) { healFailure(healing); }
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if (failure.place === 12) { makeFailure(failure); }
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docs = c.document([ids[0]._key, ids[1]._key]);
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assertEqual(2, docs.length);
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assertEqual(101, docs[0].Hallo);
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assertEqual(102, docs[1].Hallo);
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assertEqual(106, docs[0].Hallox);
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assertEqual(107, docs[1].Hallox);
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if (healing.place === 12) { healFailure(healing); }
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if (failure.place === 13) { makeFailure(failure); }
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// AQL:
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var q = db._query(`FOR x IN @@cn
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FILTER x.Hallo > 0
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SORT x.Hallo
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RETURN {"Hallo": x.Hallo}`, {"@cn": cn});
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docs = q.toArray();
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assertEqual(3, docs.length);
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assertEqual([{Hallo:100}, {Hallo:101}, {Hallo:102}], docs);
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if (healing.place === 13) { healFailure(healing); }
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if (failure.place === 14) { makeFailure(failure); }
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// Remove with check:
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c.remove(id._key);
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if (healing.place === 14) { healFailure(healing); }
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if (failure.place === 15) { makeFailure(failure); }
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try {
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doc = c.document(id._key);
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fail();
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}
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catch (e1) {
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assertEqual(ERRORS.ERROR_ARANGO_DOCUMENT_NOT_FOUND.code, e1.errorNum);
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}
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assertEqual(2, c.count());
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if (healing.place === 15) { healFailure(healing); }
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if (failure.place === 16) { makeFailure(failure); }
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c.remove([ids[0]._key, ids[1]._key]);
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if (healing.place === 16) { healFailure(healing); }
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if (failure.place === 17) { makeFailure(failure); }
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docs = c.document([ids[0]._key, ids[1]._key]);
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assertEqual(2, docs.length);
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assertTrue(docs[0].error);
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assertTrue(docs[1].error);
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if (healing.place === 17) { healFailure(healing); }
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}
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////////////////////////////////////////////////////////////////////////////////
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/// @brief the actual tests
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////////////////////////////////////////////////////////////////////////////////
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return {
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////////////////////////////////////////////////////////////////////////////////
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@ -80,7 +269,7 @@ function SynchronousReplicationSuite () {
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setUp : function () {
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db._drop(cn);
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c = db._create(cn, {numberOfShards: 2, replicationFactor: 2});
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c = db._create(cn, {numberOfShards: 1, replicationFactor: 2});
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},
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////////////////////////////////////////////////////////////////////////////////
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@ -96,7 +285,6 @@ function SynchronousReplicationSuite () {
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////////////////////////////////////////////////////////////////////////////////
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testCheckInstanceInfo : function () {
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require("internal").print("InstanceInfo is:", global.instanceInfo);
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assertTrue(global.instanceInfo !== undefined);
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},
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@ -106,7 +294,197 @@ function SynchronousReplicationSuite () {
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testSetup : function () {
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assertTrue(waitForSynchronousReplication());
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assertEqual(12, 12);
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief run a standard check without failures:
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperations : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({}, {});
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief run a standard check with failures:
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFailureFollower : function () {
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assertTrue(waitForSynchronousReplication());
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failFollower();
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runBasicOperations({}, {});
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healFollower();
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 1
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail1 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:1, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 2
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail2 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:2, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 3
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail3 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:3, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 4
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail4 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:4, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 5
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail5 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:5, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 6
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail6 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:6, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 7
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail7 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:7, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 8
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail8 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:8, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 9
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail9 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:9, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 10
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail10 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:10, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 11
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail11 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:11, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 12
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail12 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:12, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 13
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail13 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:13, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 14
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail14 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:14, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 15
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail15 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:15, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 16
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail16 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:16, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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/// @brief fail in place 17
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////////////////////////////////////////////////////////////////////////////////
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testBasicOperationsFollowerFail17 : function () {
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assertTrue(waitForSynchronousReplication());
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runBasicOperations({place:17, follower:true}, {place:17, follower: true});
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assertTrue(waitForSynchronousReplication());
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},
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////////////////////////////////////////////////////////////////////////////////
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@ -114,6 +492,8 @@ function SynchronousReplicationSuite () {
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////////////////////////////////////////////////////////////////////////////////
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testDummy : function () {
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assertEqual(12, 12);
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wait(15);
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}
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};
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