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fix: transition topology state before async calls #2637

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Merged
merged 1 commit into from
Nov 30, 2020
Merged

fix: transition topology state before async calls #2637

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17 changes: 11 additions & 6 deletions lib/core/topologies/replset.js
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -541,7 +541,7 @@ var monitorServer = function(host, self, options) {
self.s.options.secondaryOnlyConnectionAllowed) ||
self.s.replicaSetState.hasPrimary())
) {
self.state = CONNECTED;
stateTransition(self, CONNECTED);

// Emit connected sign
process.nextTick(function() {
Expand All @@ -558,7 +558,7 @@ var monitorServer = function(host, self, options) {
self.s.options.secondaryOnlyConnectionAllowed) ||
self.s.replicaSetState.hasPrimary())
) {
self.state = CONNECTED;
stateTransition(self, CONNECTED);

// Rexecute any stalled operation
rexecuteOperations(self);
Expand Down Expand Up @@ -787,7 +787,7 @@ function handleInitialConnectEvent(self, event) {
// Do we have a primary or primaryAndSecondary
if (shouldTriggerConnect(self)) {
// We are connected
self.state = CONNECTED;
stateTransition(self, CONNECTED);

// Set initial connect state
self.initialConnectState.connect = true;
Expand Down Expand Up @@ -975,14 +975,19 @@ ReplSet.prototype.destroy = function(options, callback) {
// Emit toplogy closing event
emitSDAMEvent(this, 'topologyClosed', { topologyId: this.id });

// Transition state
stateTransition(this, DESTROYED);

if (typeof callback === 'function') {
callback(null, null);
}
};

if (this.state === DESTROYED) {
if (typeof callback === 'function') callback(null, null);
return;
}

// Transition state
stateTransition(this, DESTROYED);

// Clear out any monitoring process
if (this.haTimeoutId) clearTimeout(this.haTimeoutId);

Expand Down
5 changes: 3 additions & 2 deletions lib/core/topologies/server.js
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Original file line number Diff line number Diff line change
Expand Up @@ -864,12 +864,14 @@ Server.prototype.destroy = function(options, callback) {
}

// No pool, return
if (!self.s.pool) {
if (!self.s.pool || this._destroyed) {
this._destroyed = true;
if (typeof callback === 'function') callback(null, null);
return;
}

this._destroyed = true;

// Emit close event
if (options.emitClose) {
self.emit('close', self);
Expand Down Expand Up @@ -900,7 +902,6 @@ Server.prototype.destroy = function(options, callback) {

// Destroy the pool
this.s.pool.destroy(options.force, callback);
this._destroyed = true;
};

/**
Expand Down
36 changes: 12 additions & 24 deletions test/functional/core/rs_mocks/connection.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -135,8 +135,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -251,8 +250,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -351,8 +349,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}

// Joined
Expand Down Expand Up @@ -428,8 +425,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
);

server.on('error', function() {
server.destroy();
done();
server.destroy(done);
});

server.connect();
Expand Down Expand Up @@ -528,8 +524,7 @@ describe('ReplSet Connection Tests (mocks)', function() {

expect(server.s.replicaSetState.primary).to.be.null;

server.destroy();
done();
server.destroy(done);
}
});

Expand Down Expand Up @@ -652,8 +647,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -759,8 +753,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
);

server.on('error', function() {
server.destroy();
done();
server.destroy(done);
});

// Gives proxies a chance to boot up
Expand Down Expand Up @@ -857,8 +850,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -979,8 +971,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -1070,8 +1061,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.s.replicaSetState.primary).to.not.be.null;
expect(server.s.replicaSetState.primary.name).to.equal('localhost:32000');

server.destroy();
done();
server.destroy(done);
}
}
});
Expand Down Expand Up @@ -1182,8 +1172,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
expect(server.__connected).to.be.true;
expect(server.__fullsetup).to.be.true;

server.destroy();
done();
server.destroy(done);
});

server.connect();
Expand Down Expand Up @@ -1274,8 +1263,7 @@ describe('ReplSet Connection Tests (mocks)', function() {
var result = server.lastIsMaster();
expect(result).to.exist;

server.destroy();
done();
server.destroy(done);
});

server.connect();
Expand Down