1 files changed, 225 insertions, 0 deletions
diff --git a/signaling-server/node_modules/socket.io/node_modules/redis/multi_bench.js b/signaling-server/node_modules/socket.io/node_modules/redis/multi_bench.js
new file mode 100644
index 0000000..5be2e56
--- /dev/null
+++ b/signaling-server/node_modules/socket.io/node_modules/redis/multi_bench.js
@@ -0,0 +1,225 @@
+var redis = require("./index"),
+    metrics = require("metrics"),
+    num_clients = parseInt(process.argv[2], 10) || 5,
+    num_requests = 20000,
+    tests = [],
+    versions_logged = false,
+    client_options = {
+        return_buffers: false
+    },
+    small_str, large_str, small_buf, large_buf;
+
+redis.debug_mode = false;
+
+function lpad(input, len, chr) {
+    var str = input.toString();
+    chr = chr || " ";
+
+    while (str.length < len) {
+        str = chr + str;
+    }
+    return str;
+}
+
+metrics.Histogram.prototype.print_line = function () {
+    var obj = this.printObj();
+    
+    return lpad(obj.min, 4) + "/" + lpad(obj.max, 4) + "/" + lpad(obj.mean.toFixed(2), 7) + "/" + lpad(obj.p95.toFixed(2), 7);
+};
+
+function Test(args) {
+    var self = this;
+
+    this.args = args;
+    
+    this.callback = null;
+    this.clients = [];
+    this.clients_ready = 0;
+    this.commands_sent = 0;
+    this.commands_completed = 0;
+    this.max_pipeline = this.args.pipeline || num_requests;
+    this.client_options = args.client_options || client_options;
+    
+    this.connect_latency = new metrics.Histogram();
+    this.ready_latency = new metrics.Histogram();
+    this.command_latency = new metrics.Histogram();
+}
+
+Test.prototype.run = function (callback) {
+    var self = this, i;
+
+    this.callback = callback;
+
+    for (i = 0; i < num_clients ; i++) {
+        this.new_client(i);
+    }
+};
+
+Test.prototype.new_client = function (id) {
+    var self = this, new_client;
+    
+    new_client = redis.createClient(6379, "127.0.0.1", this.client_options);
+    new_client.create_time = Date.now();
+
+    new_client.on("connect", function () {
+        self.connect_latency.update(Date.now() - new_client.create_time);
+    });
+
+    new_client.on("ready", function () {
+        if (! versions_logged) {
+            console.log("Client count: " + num_clients + ", node version: " + process.versions.node + ", server version: " +
+                new_client.server_info.redis_version + ", parser: " + new_client.reply_parser.name);
+            versions_logged = true;
+        }
+        self.ready_latency.update(Date.now() - new_client.create_time);
+        self.clients_ready++;
+        if (self.clients_ready === self.clients.length) {
+            self.on_clients_ready();
+        }
+    });
+
+    self.clients[id] = new_client;
+};
+
+Test.prototype.on_clients_ready = function () {
+    process.stdout.write(lpad(this.args.descr, 13) + ", " + lpad(this.args.pipeline, 5) + "/" + this.clients_ready + " ");
+    this.test_start = Date.now();
+
+    this.fill_pipeline();
+};
+
+Test.prototype.fill_pipeline = function () {
+    var pipeline = this.commands_sent - this.commands_completed;
+
+    while (this.commands_sent < num_requests && pipeline < this.max_pipeline) {
+        this.commands_sent++;
+        pipeline++;
+        this.send_next();
+    }
+    
+    if (this.commands_completed === num_requests) {
+        this.print_stats();
+        this.stop_clients();
+    }
+};
+
+Test.prototype.stop_clients = function () {
+    var self = this;
+    
+    this.clients.forEach(function (client, pos) {
+        if (pos === self.clients.length - 1) {
+            client.quit(function (err, res) {
+                self.callback();
+            });
+        } else {
+            client.quit();
+        }
+    });
+};
+
+Test.prototype.send_next = function () {
+    var self = this,
+        cur_client = this.commands_sent % this.clients.length,
+        command_num = this.commands_sent,
+        start = Date.now();
+
+    this.clients[cur_client][this.args.command](this.args.args, function (err, res) {
+        if (err) {
+            throw err;
+        }
+        self.commands_completed++;
+        self.command_latency.update(Date.now() - start);
+        self.fill_pipeline();
+    });
+};
+
+Test.prototype.print_stats = function () {
+    var duration = Date.now() - this.test_start;
+    
+    console.log("min/max/avg/p95: " + this.command_latency.print_line() + " " + lpad(duration, 6) + "ms total, " +
+        lpad((num_requests / (duration / 1000)).toFixed(2), 8) + " ops/sec");
+};
+
+small_str = "1234";
+small_buf = new Buffer(small_str);
+large_str = (new Array(4097).join("-"));
+large_buf = new Buffer(large_str);
+
+tests.push(new Test({descr: "PING", command: "ping", args: [], pipeline: 1}));
+tests.push(new Test({descr: "PING", command: "ping", args: [], pipeline: 50}));
+tests.push(new Test({descr: "PING", command: "ping", args: [], pipeline: 200}));
+tests.push(new Test({descr: "PING", command: "ping", args: [], pipeline: 20000}));
+
+tests.push(new Test({descr: "SET small str", command: "set", args: ["foo_rand000000000000", small_str], pipeline: 1}));
+tests.push(new Test({descr: "SET small str", command: "set", args: ["foo_rand000000000000", small_str], pipeline: 50}));
+tests.push(new Test({descr: "SET small str", command: "set", args: ["foo_rand000000000000", small_str], pipeline: 200}));
+tests.push(new Test({descr: "SET small str", command: "set", args: ["foo_rand000000000000", small_str], pipeline: 20000}));
+
+tests.push(new Test({descr: "SET small buf", command: "set", args: ["foo_rand000000000000", small_buf], pipeline: 1}));
+tests.push(new Test({descr: "SET small buf", command: "set", args: ["foo_rand000000000000", small_buf], pipeline: 50}));
+tests.push(new Test({descr: "SET small buf", command: "set", args: ["foo_rand000000000000", small_buf], pipeline: 200}));
+tests.push(new Test({descr: "SET small buf", command: "set", args: ["foo_rand000000000000", small_buf], pipeline: 20000}));
+
+tests.push(new Test({descr: "GET small str", command: "get", args: ["foo_rand000000000000"], pipeline: 1}));
+tests.push(new Test({descr: "GET small str", command: "get", args: ["foo_rand000000000000"], pipeline: 50}));
+tests.push(new Test({descr: "GET small str", command: "get", args: ["foo_rand000000000000"], pipeline: 200}));
+tests.push(new Test({descr: "GET small str", command: "get", args: ["foo_rand000000000000"], pipeline: 20000}));
+
+tests.push(new Test({descr: "GET small buf", command: "get", args: ["foo_rand000000000000"], pipeline: 1, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET small buf", command: "get", args: ["foo_rand000000000000"], pipeline: 50, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET small buf", command: "get", args: ["foo_rand000000000000"], pipeline: 200, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET small buf", command: "get", args: ["foo_rand000000000000"], pipeline: 20000, client_opts: { return_buffers: true} }));
+
+tests.push(new Test({descr: "SET large str", command: "set", args: ["foo_rand000000000001", large_str], pipeline: 1}));
+tests.push(new Test({descr: "SET large str", command: "set", args: ["foo_rand000000000001", large_str], pipeline: 50}));
+tests.push(new Test({descr: "SET large str", command: "set", args: ["foo_rand000000000001", large_str], pipeline: 200}));
+tests.push(new Test({descr: "SET large str", command: "set", args: ["foo_rand000000000001", large_str], pipeline: 20000}));
+
+tests.push(new Test({descr: "SET large buf", command: "set", args: ["foo_rand000000000001", large_buf], pipeline: 1}));
+tests.push(new Test({descr: "SET large buf", command: "set", args: ["foo_rand000000000001", large_buf], pipeline: 50}));
+tests.push(new Test({descr: "SET large buf", command: "set", args: ["foo_rand000000000001", large_buf], pipeline: 200}));
+tests.push(new Test({descr: "SET large buf", command: "set", args: ["foo_rand000000000001", large_buf], pipeline: 20000}));
+
+tests.push(new Test({descr: "GET large str", command: "get", args: ["foo_rand000000000001"], pipeline: 1}));
+tests.push(new Test({descr: "GET large str", command: "get", args: ["foo_rand000000000001"], pipeline: 50}));
+tests.push(new Test({descr: "GET large str", command: "get", args: ["foo_rand000000000001"], pipeline: 200}));
+tests.push(new Test({descr: "GET large str", command: "get", args: ["foo_rand000000000001"], pipeline: 20000}));
+
+tests.push(new Test({descr: "GET large buf", command: "get", args: ["foo_rand000000000001"], pipeline: 1, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET large buf", command: "get", args: ["foo_rand000000000001"], pipeline: 50, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET large buf", command: "get", args: ["foo_rand000000000001"], pipeline: 200, client_opts: { return_buffers: true} }));
+tests.push(new Test({descr: "GET large buf", command: "get", args: ["foo_rand000000000001"], pipeline: 20000, client_opts: { return_buffers: true} }));
+
+tests.push(new Test({descr: "INCR", command: "incr", args: ["counter_rand000000000000"], pipeline: 1}));
+tests.push(new Test({descr: "INCR", command: "incr", args: ["counter_rand000000000000"], pipeline: 50}));
+tests.push(new Test({descr: "INCR", command: "incr", args: ["counter_rand000000000000"], pipeline: 200}));
+tests.push(new Test({descr: "INCR", command: "incr", args: ["counter_rand000000000000"], pipeline: 20000}));
+
+tests.push(new Test({descr: "LPUSH", command: "lpush", args: ["mylist", small_str], pipeline: 1}));
+tests.push(new Test({descr: "LPUSH", command: "lpush", args: ["mylist", small_str], pipeline: 50}));
+tests.push(new Test({descr: "LPUSH", command: "lpush", args: ["mylist", small_str], pipeline: 200}));
+tests.push(new Test({descr: "LPUSH", command: "lpush", args: ["mylist", small_str], pipeline: 20000}));
+
+tests.push(new Test({descr: "LRANGE 10", command: "lrange", args: ["mylist", "0", "9"], pipeline: 1}));
+tests.push(new Test({descr: "LRANGE 10", command: "lrange", args: ["mylist", "0", "9"], pipeline: 50}));
+tests.push(new Test({descr: "LRANGE 10", command: "lrange", args: ["mylist", "0", "9"], pipeline: 200}));
+tests.push(new Test({descr: "LRANGE 10", command: "lrange", args: ["mylist", "0", "9"], pipeline: 20000}));
+
+tests.push(new Test({descr: "LRANGE 100", command: "lrange", args: ["mylist", "0", "99"], pipeline: 1}));
+tests.push(new Test({descr: "LRANGE 100", command: "lrange", args: ["mylist", "0", "99"], pipeline: 50}));
+tests.push(new Test({descr: "LRANGE 100", command: "lrange", args: ["mylist", "0", "99"], pipeline: 200}));
+tests.push(new Test({descr: "LRANGE 100", command: "lrange", args: ["mylist", "0", "99"], pipeline: 20000}));
+
+function next() {
+    var test = tests.shift();
+    if (test) {
+        test.run(function () {
+            next();
+        });
+    } else {
+        console.log("End of tests.");
+        process.exit(0);
+    }
+}
+
+next();