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Fix monitor mode not working with IPv6, sockets or lua scripts

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Fixes #1189
Fixes #1037
This commit is contained in:
Ruben Bridgewater
2017-01-12 20:00:55 +01:00
parent 4b27f798d8
commit b9540d4965
5 changed files with 220 additions and 187 deletions
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181
test/node_redis.spec.js
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@@ -6,7 +6,6 @@ var path = require('path');
var intercept = require('intercept-stdout');
var config = require('./lib/config');
var helper = require('./helper');
var utils = require('../lib/utils');
var fork = require('child_process').fork;
var redis = config.redis;
var client;
@@ -654,186 +653,6 @@ describe('The node_redis client', function () {
});
});
describe('monitor', function () {
it('monitors commands on all redis clients and works in the correct order', function (done) {
var monitorClient = redis.createClient.apply(null, args);
var responses = [];
var end = helper.callFuncAfter(done, 5);
monitorClient.set('foo', 'bar');
monitorClient.flushdb();
monitorClient.monitor(function (err, res) {
assert.strictEqual(res, 'OK');
client.mget('some', 'keys', 'foo', 'bar');
client.set('json', JSON.stringify({
foo: '123',
bar: 'sdflkdfsjk',
another: false
}));
monitorClient.get('baz', function (err, res) {
assert.strictEqual(res, null);
end(err);
});
monitorClient.set('foo', 'bar" "s are " " good!"', function (err, res) {
assert.strictEqual(res, 'OK');
end(err);
});
monitorClient.mget('foo', 'baz', function (err, res) {
assert.strictEqual(res[0], 'bar" "s are " " good!"');
assert.strictEqual(res[1], null);
end(err);
});
monitorClient.subscribe('foo', 'baz', function (err, res) {
// The return value might change in v.3
// assert.strictEqual(res, 'baz');
// TODO: Fix the return value of subscribe calls
end(err);
});
});
monitorClient.on('monitor', function (time, args, rawOutput) {
assert.strictEqual(monitorClient.monitoring, true);
responses.push(args);
assert(utils.monitor_regex.test(rawOutput), rawOutput);
if (responses.length === 6) {
assert.deepEqual(responses[0], ['mget', 'some', 'keys', 'foo', 'bar']);
assert.deepEqual(responses[1], ['set', 'json', '{"foo":"123","bar":"sdflkdfsjk","another":false}']);
assert.deepEqual(responses[2], ['get', 'baz']);
assert.deepEqual(responses[3], ['set', 'foo', 'bar" "s are " " good!"']);
assert.deepEqual(responses[4], ['mget', 'foo', 'baz']);
assert.deepEqual(responses[5], ['subscribe', 'foo', 'baz']);
monitorClient.quit(end);
}
});
});
it('monitors returns strings in the rawOutput even with return_buffers activated', function (done) {
var monitorClient = redis.createClient({
return_buffers: true
});
monitorClient.MONITOR(function (err, res) {
assert.strictEqual(monitorClient.monitoring, true);
assert.strictEqual(res.inspect(), new Buffer('OK').inspect());
client.mget('hello', new Buffer('world'));
});
monitorClient.on('monitor', function (time, args, rawOutput) {
assert.strictEqual(typeof rawOutput, 'string');
assert(utils.monitor_regex.test(rawOutput), rawOutput);
assert.deepEqual(args, ['mget', 'hello', 'world']);
// Quit immediatly ends monitoring mode and therefore does not stream back the quit command
monitorClient.quit(done);
});
});
it('monitors reconnects properly and works with the offline queue', function (done) {
var i = 0;
client.MONITOR(helper.isString('OK'));
client.mget('hello', 'world');
client.on('monitor', function (time, args, rawOutput) {
assert.strictEqual(client.monitoring, true);
assert(utils.monitor_regex.test(rawOutput), rawOutput);
assert.deepEqual(args, ['mget', 'hello', 'world']);
if (i++ === 2) {
// End after two reconnects
return done();
}
client.stream.destroy();
client.mget('hello', 'world');
});
});
it('monitors reconnects properly and works with the offline queue in a batch statement', function (done) {
var i = 0;
var multi = client.batch();
multi.MONITOR(helper.isString('OK'));
multi.mget('hello', 'world');
multi.exec(function (err, res) {
assert.deepEqual(res, ['OK', [null, null]]);
});
client.on('monitor', function (time, args, rawOutput) {
assert.strictEqual(client.monitoring, true);
assert(utils.monitor_regex.test(rawOutput), rawOutput);
assert.deepEqual(args, ['mget', 'hello', 'world']);
if (i++ === 2) {
// End after two reconnects
return done();
}
client.stream.destroy();
client.mget('hello', 'world');
});
});
it('monitor activates even if the command could not be processed properly after a reconnect', function (done) {
client.MONITOR(function (err, res) {
assert.strictEqual(err.code, 'UNCERTAIN_STATE');
});
client.on('error', function (err) {}); // Ignore error here
client.stream.destroy();
var end = helper.callFuncAfter(done, 2);
client.on('monitor', function (time, args, rawOutput) {
assert.strictEqual(client.monitoring, true);
end();
});
client.on('reconnecting', function () {
client.get('foo', function (err, res) {
assert(!err);
assert.strictEqual(client.monitoring, true);
end();
});
});
});
it('monitors works in combination with the pub sub mode and the offline queue', function (done) {
var responses = [];
var pub = redis.createClient();
pub.on('ready', function () {
client.MONITOR(function (err, res) {
assert.strictEqual(res, 'OK');
pub.get('foo', helper.isNull());
});
client.subscribe('/foo', '/bar');
client.unsubscribe('/bar');
setTimeout(function () {
client.stream.destroy();
client.once('ready', function () {
pub.publish('/foo', 'hello world');
});
client.set('foo', 'bar', helper.isError());
client.subscribe('baz');
client.unsubscribe('baz');
}, 150);
var called = false;
client.on('monitor', function (time, args, rawOutput) {
responses.push(args);
assert(utils.monitor_regex.test(rawOutput), rawOutput);
if (responses.length === 7) {
assert.deepEqual(responses[0], ['subscribe', '/foo', '/bar']);
assert.deepEqual(responses[1], ['unsubscribe', '/bar']);
assert.deepEqual(responses[2], ['get', 'foo']);
assert.deepEqual(responses[3], ['subscribe', '/foo']);
assert.deepEqual(responses[4], ['subscribe', 'baz']);
assert.deepEqual(responses[5], ['unsubscribe', 'baz']);
assert.deepEqual(responses[6], ['publish', '/foo', 'hello world']);
// The publish is called right after the reconnect and the monitor is called before the message is emitted.
// Therefore we have to wait till the next tick
process.nextTick(function () {
assert(called);
client.quit(done);
pub.end(false);
});
}
});
client.on('message', function (channel, msg) {
assert.strictEqual(channel, '/foo');
assert.strictEqual(msg, 'hello world');
called = true;
});
});
});
});
describe('idle', function () {
it('emits idle as soon as there are no outstanding commands', function (done) {
var end = helper.callFuncAfter(done, 2);