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Add prefix option
Fixes #323 Add key prefix tests Add changelog entry for prefix
This commit is contained in:
Ruben Bridgewater
@@ -214,6 +214,7 @@ limits total amount of connection tries. Setting this to 1 will prevent any reco
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* `rename_commands`: *null*; pass a object with renamed commands to use those instead of the original functions. See the [redis security topics](http://redis.io/topics/security) for more info.
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* `rename_commands`: *null*; pass a object with renamed commands to use those instead of the original functions. See the [redis security topics](http://redis.io/topics/security) for more info.
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* `tls`: an object containing options to pass to [tls.connect](http://nodejs.org/api/tls.html#tls_tls_connect_port_host_options_callback),
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* `tls`: an object containing options to pass to [tls.connect](http://nodejs.org/api/tls.html#tls_tls_connect_port_host_options_callback),
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to set up a TLS connection to Redis (if, for example, it is set up to be accessible via a tunnel).
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to set up a TLS connection to Redis (if, for example, it is set up to be accessible via a tunnel).
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* `prefix`: *null*; pass a string to prefix all used keys with that string as prefix e.g. 'namespace:test'
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```js
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```js
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var redis = require("redis"),
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var redis = require("redis"),
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@@ -5,10 +5,11 @@ Changelog
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Features
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Features
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- Added `tls` option to iniate a connection to a redis server behind a TLS proxy. Thanks ([@paddybyers](https://github.com/paddybyers)
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- Added `tls` option to iniate a connection to a redis server behind a TLS proxy. Thanks ([@paddybyers](https://github.com/paddybyers))
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- Added a *url* option to pass the connection url with the options object ([@BridgeAR](https://github.com/BridgeAR)
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- Added `prefix` option to auto key prefix any command with the provided prefix (([@luin](https://github.com/luin) & [@BridgeAR](https://github.com/BridgeAR)))
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- Added `client.duplicate([options])` to duplicate the current client and return a new one with the same options ([@BridgeAR](https://github.com/BridgeAR)
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- Added `url` option to pass the connection url with the options object ([@BridgeAR](https://github.com/BridgeAR))
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- Improve performance by up to 20% on almost all use cases ([@BridgeAR](https://github.com/BridgeAR)
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- Added `client.duplicate([options])` to duplicate the current client and return a new one with the same options ([@BridgeAR](https://github.com/BridgeAR))
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- Improve performance by up to 20% on almost all use cases ([@BridgeAR](https://github.com/BridgeAR))
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Bugfixes
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Bugfixes
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@@ -1,41 +0,0 @@
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'use strict';
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var http = require("http"),
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fs = require("fs");
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function prettyCurrentTime() {
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var date = new Date();
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return date.toLocaleString();
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}
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function write_file(commands, path) {
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var file_contents, out_commands;
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console.log("Writing " + Object.keys(commands).length + " commands to " + path);
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file_contents = "'use strict';\n\n// This file was generated by ./generate_commands.js on " + prettyCurrentTime() + "\n";
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out_commands = Object.keys(commands).map(function (key) {
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return key.toLowerCase();
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});
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file_contents += "module.exports = " + JSON.stringify(out_commands, null, " ") + ";\n";
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fs.writeFile(path, file_contents);
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}
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http.get({host: "redis.io", path: "/commands.json"}, function (res) {
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var body = "";
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console.log("Response from redis.io/commands.json: " + res.statusCode);
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res.on('data', function (chunk) {
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body += chunk;
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});
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res.on('end', function () {
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write_file(JSON.parse(body), "lib/commands.js");
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});
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}).on('error', function (e) {
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console.log("Error fetching command list from redis.io: " + e.message);
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});
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54
index.js
54
index.js
@@ -9,9 +9,7 @@ var Queue = require('double-ended-queue');
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var Command = require('./lib/command');
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var Command = require('./lib/command');
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var events = require('events');
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var events = require('events');
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var parsers = [];
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var parsers = [];
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// This static list of commands is updated from time to time.
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var commands = require('redis-commands');
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// ./lib/commands.js can be updated with generate_commands.js
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var commands = require('./lib/commands');
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var connection_id = 0;
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var connection_id = 0;
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var default_port = 6379;
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var default_port = 6379;
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var default_host = '127.0.0.1';
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var default_host = '127.0.0.1';
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@@ -22,7 +20,7 @@ function debug (msg) { if (exports.debug_mode) { console.error(msg); } }
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exports.debug_mode = /\bredis\b/i.test(process.env.NODE_DEBUG);
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exports.debug_mode = /\bredis\b/i.test(process.env.NODE_DEBUG);
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// hiredis might not be installed
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// Hiredis might not be installed
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try {
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try {
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parsers.push(require('./lib/parsers/hiredis'));
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parsers.push(require('./lib/parsers/hiredis'));
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} catch (err) {
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} catch (err) {
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@@ -189,7 +187,7 @@ RedisClient.prototype.unref = function () {
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}
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}
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};
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};
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// flush provided queues, erroring any items with a callback first
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// Flush provided queues, erroring any items with a callback first
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RedisClient.prototype.flush_and_error = function (error, queue_names) {
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RedisClient.prototype.flush_and_error = function (error, queue_names) {
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var command_obj;
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var command_obj;
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queue_names = queue_names || ['offline_queue', 'command_queue'];
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queue_names = queue_names || ['offline_queue', 'command_queue'];
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@@ -457,7 +455,7 @@ RedisClient.prototype.on_info_cmd = function (err, res) {
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key = 'db' + i;
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key = 'db' + i;
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}
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}
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// expose info key/vals to users
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// Expose info key/vals to users
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this.server_info = obj;
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this.server_info = obj;
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if (!obj.loading || obj.loading === '0') {
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if (!obj.loading || obj.loading === '0') {
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@@ -684,7 +682,7 @@ RedisClient.prototype.return_reply = function (reply) {
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} else {
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} else {
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this.pub_sub_mode = true;
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this.pub_sub_mode = true;
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}
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}
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// subscribe commands take an optional callback and also emit an event, but only the first response is included in the callback
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// Subscribe commands take an optional callback and also emit an event, but only the first response is included in the callback
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// TODO - document this or fix it so it works in a more obvious way
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// TODO - document this or fix it so it works in a more obvious way
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if (command_obj && typeof command_obj.callback === 'function') {
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if (command_obj && typeof command_obj.callback === 'function') {
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command_obj.callback(null, reply[1]);
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command_obj.callback(null, reply[1]);
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@@ -723,6 +721,7 @@ RedisClient.prototype.send_command = function (command, args, callback) {
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command_str = '',
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command_str = '',
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buffer_args = false,
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buffer_args = false,
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big_data = false,
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big_data = false,
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prefix_keys,
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buffer = this.options.return_buffers;
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buffer = this.options.return_buffers;
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if (args === undefined) {
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if (args === undefined) {
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@@ -810,7 +809,14 @@ RedisClient.prototype.send_command = function (command, args, callback) {
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if (typeof this.options.rename_commands !== 'undefined' && this.options.rename_commands[command]) {
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if (typeof this.options.rename_commands !== 'undefined' && this.options.rename_commands[command]) {
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command = this.options.rename_commands[command];
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command = this.options.rename_commands[command];
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}
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}
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if (this.options.prefix) {
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prefix_keys = commands.getKeyIndexes(command, args);
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i = prefix_keys.pop();
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while (i !== undefined) {
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args[i] = this.options.prefix + args[i];
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i = prefix_keys.pop();
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}
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}
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// Always use 'Multi bulk commands', but if passed any Buffer args, then do multiple writes, one for each arg.
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// Always use 'Multi bulk commands', but if passed any Buffer args, then do multiple writes, one for each arg.
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// This means that using Buffers in commands is going to be slower, so use Strings if you don't already have a Buffer.
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// This means that using Buffers in commands is going to be slower, so use Strings if you don't already have a Buffer.
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command_str = '*' + (args.length + 1) + '\r\n$' + command.length + '\r\n' + command + '\r\n';
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command_str = '*' + (args.length + 1) + '\r\n$' + command.length + '\r\n' + command + '\r\n';
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@@ -943,23 +949,7 @@ function Multi(client, args) {
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}
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}
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}
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}
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RedisClient.prototype.multi = RedisClient.prototype.MULTI = function (args) {
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commands.list.forEach(function (command) {
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var multi = new Multi(this, args);
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multi.exec = multi.EXEC = multi.exec_transaction;
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return multi;
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};
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RedisClient.prototype.batch = RedisClient.prototype.BATCH = function (args) {
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return new Multi(this, args);
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};
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commands.forEach(function (fullCommand) {
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var command = fullCommand.split(' ')[0];
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// Skip all full commands that have already been added instead of overwriting them over and over again
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if (RedisClient.prototype[command]) {
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return;
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}
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RedisClient.prototype[command.toUpperCase()] = RedisClient.prototype[command] = function (key, arg, callback) {
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RedisClient.prototype[command.toUpperCase()] = RedisClient.prototype[command] = function (key, arg, callback) {
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if (Array.isArray(key)) {
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if (Array.isArray(key)) {
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@@ -1006,7 +996,17 @@ commands.forEach(function (fullCommand) {
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};
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};
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});
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});
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// store db in this.select_db to restore it on reconnect
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RedisClient.prototype.multi = RedisClient.prototype.MULTI = function (args) {
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var multi = new Multi(this, args);
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multi.exec = multi.EXEC = multi.exec_transaction;
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return multi;
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};
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RedisClient.prototype.batch = RedisClient.prototype.BATCH = function (args) {
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return new Multi(this, args);
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};
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// Store db in this.select_db to restore it on reconnect
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RedisClient.prototype.select = RedisClient.prototype.SELECT = function (db, callback) {
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RedisClient.prototype.select = RedisClient.prototype.SELECT = function (db, callback) {
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var self = this;
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var self = this;
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return this.send_command('select', [db], function (err, res) {
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return this.send_command('select', [db], function (err, res) {
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@@ -1138,7 +1138,7 @@ Multi.prototype.exec_transaction = function (callback) {
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this._client.cork(len + 2);
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this._client.cork(len + 2);
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this.wants_buffers = new Array(len);
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this.wants_buffers = new Array(len);
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this.send_command('multi', []);
|
this.send_command('multi', []);
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// drain queue, callback will catch 'QUEUED' or error
|
// Drain queue, callback will catch 'QUEUED' or error
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for (var index = 0; index < len; index++) {
|
for (var index = 0; index < len; index++) {
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var args = this.queue.get(index).slice(0);
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var args = this.queue.get(index).slice(0);
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var command = args.shift();
|
var command = args.shift();
|
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197
lib/commands.js
197
lib/commands.js
@@ -1,197 +0,0 @@
|
|||||||
'use strict';
|
|
||||||
|
|
||||||
// This file was generated by ./generate_commands.js on Thu Sep 03 2015 02:40:54 GMT+0200 (CEST)
|
|
||||||
module.exports = [
|
|
||||||
"append",
|
|
||||||
"auth",
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|
||||||
"bgrewriteaof",
|
|
||||||
"bgsave",
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|
||||||
"bitcount",
|
|
||||||
"bitop",
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|
||||||
"bitpos",
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|
||||||
"blpop",
|
|
||||||
"brpop",
|
|
||||||
"brpoplpush",
|
|
||||||
"client kill",
|
|
||||||
"client list",
|
|
||||||
"client getname",
|
|
||||||
"client pause",
|
|
||||||
"client setname",
|
|
||||||
"cluster addslots",
|
|
||||||
"cluster count-failure-reports",
|
|
||||||
"cluster countkeysinslot",
|
|
||||||
"cluster delslots",
|
|
||||||
"cluster failover",
|
|
||||||
"cluster forget",
|
|
||||||
"cluster getkeysinslot",
|
|
||||||
"cluster info",
|
|
||||||
"cluster keyslot",
|
|
||||||
"cluster meet",
|
|
||||||
"cluster nodes",
|
|
||||||
"cluster replicate",
|
|
||||||
"cluster reset",
|
|
||||||
"cluster saveconfig",
|
|
||||||
"cluster set-config-epoch",
|
|
||||||
"cluster setslot",
|
|
||||||
"cluster slaves",
|
|
||||||
"cluster slots",
|
|
||||||
"command",
|
|
||||||
"command count",
|
|
||||||
"command getkeys",
|
|
||||||
"command info",
|
|
||||||
"config get",
|
|
||||||
"config rewrite",
|
|
||||||
"config set",
|
|
||||||
"config resetstat",
|
|
||||||
"dbsize",
|
|
||||||
"debug object",
|
|
||||||
"debug segfault",
|
|
||||||
"decr",
|
|
||||||
"decrby",
|
|
||||||
"del",
|
|
||||||
"discard",
|
|
||||||
"dump",
|
|
||||||
"echo",
|
|
||||||
"eval",
|
|
||||||
"evalsha",
|
|
||||||
"exec",
|
|
||||||
"exists",
|
|
||||||
"expire",
|
|
||||||
"expireat",
|
|
||||||
"flushall",
|
|
||||||
"flushdb",
|
|
||||||
"geoadd",
|
|
||||||
"geohash",
|
|
||||||
"geopos",
|
|
||||||
"geodist",
|
|
||||||
"georadius",
|
|
||||||
"georadiusbymember",
|
|
||||||
"get",
|
|
||||||
"getbit",
|
|
||||||
"getrange",
|
|
||||||
"getset",
|
|
||||||
"hdel",
|
|
||||||
"hexists",
|
|
||||||
"hget",
|
|
||||||
"hgetall",
|
|
||||||
"hincrby",
|
|
||||||
"hincrbyfloat",
|
|
||||||
"hkeys",
|
|
||||||
"hlen",
|
|
||||||
"hmget",
|
|
||||||
"hmset",
|
|
||||||
"hset",
|
|
||||||
"hsetnx",
|
|
||||||
"hstrlen",
|
|
||||||
"hvals",
|
|
||||||
"incr",
|
|
||||||
"incrby",
|
|
||||||
"incrbyfloat",
|
|
||||||
"info",
|
|
||||||
"keys",
|
|
||||||
"lastsave",
|
|
||||||
"lindex",
|
|
||||||
"linsert",
|
|
||||||
"llen",
|
|
||||||
"lpop",
|
|
||||||
"lpush",
|
|
||||||
"lpushx",
|
|
||||||
"lrange",
|
|
||||||
"lrem",
|
|
||||||
"lset",
|
|
||||||
"ltrim",
|
|
||||||
"mget",
|
|
||||||
"migrate",
|
|
||||||
"monitor",
|
|
||||||
"move",
|
|
||||||
"mset",
|
|
||||||
"msetnx",
|
|
||||||
"multi",
|
|
||||||
"object",
|
|
||||||
"persist",
|
|
||||||
"pexpire",
|
|
||||||
"pexpireat",
|
|
||||||
"pfadd",
|
|
||||||
"pfcount",
|
|
||||||
"pfmerge",
|
|
||||||
"ping",
|
|
||||||
"psetex",
|
|
||||||
"psubscribe",
|
|
||||||
"pubsub",
|
|
||||||
"pttl",
|
|
||||||
"publish",
|
|
||||||
"punsubscribe",
|
|
||||||
"quit",
|
|
||||||
"randomkey",
|
|
||||||
"rename",
|
|
||||||
"renamenx",
|
|
||||||
"restore",
|
|
||||||
"role",
|
|
||||||
"rpop",
|
|
||||||
"rpoplpush",
|
|
||||||
"rpush",
|
|
||||||
"rpushx",
|
|
||||||
"sadd",
|
|
||||||
"save",
|
|
||||||
"scard",
|
|
||||||
"script exists",
|
|
||||||
"script flush",
|
|
||||||
"script kill",
|
|
||||||
"script load",
|
|
||||||
"sdiff",
|
|
||||||
"sdiffstore",
|
|
||||||
"select",
|
|
||||||
"set",
|
|
||||||
"setbit",
|
|
||||||
"setex",
|
|
||||||
"setnx",
|
|
||||||
"setrange",
|
|
||||||
"shutdown",
|
|
||||||
"sinter",
|
|
||||||
"sinterstore",
|
|
||||||
"sismember",
|
|
||||||
"slaveof",
|
|
||||||
"slowlog",
|
|
||||||
"smembers",
|
|
||||||
"smove",
|
|
||||||
"sort",
|
|
||||||
"spop",
|
|
||||||
"srandmember",
|
|
||||||
"srem",
|
|
||||||
"strlen",
|
|
||||||
"subscribe",
|
|
||||||
"sunion",
|
|
||||||
"sunionstore",
|
|
||||||
"sync",
|
|
||||||
"time",
|
|
||||||
"ttl",
|
|
||||||
"type",
|
|
||||||
"unsubscribe",
|
|
||||||
"unwatch",
|
|
||||||
"wait",
|
|
||||||
"watch",
|
|
||||||
"zadd",
|
|
||||||
"zcard",
|
|
||||||
"zcount",
|
|
||||||
"zincrby",
|
|
||||||
"zinterstore",
|
|
||||||
"zlexcount",
|
|
||||||
"zrange",
|
|
||||||
"zrangebylex",
|
|
||||||
"zrevrangebylex",
|
|
||||||
"zrangebyscore",
|
|
||||||
"zrank",
|
|
||||||
"zrem",
|
|
||||||
"zremrangebylex",
|
|
||||||
"zremrangebyrank",
|
|
||||||
"zremrangebyscore",
|
|
||||||
"zrevrange",
|
|
||||||
"zrevrangebyscore",
|
|
||||||
"zrevrank",
|
|
||||||
"zscore",
|
|
||||||
"zunionstore",
|
|
||||||
"scan",
|
|
||||||
"sscan",
|
|
||||||
"hscan",
|
|
||||||
"zscan"
|
|
||||||
];
|
|
||||||
@@ -20,7 +20,8 @@
|
|||||||
"posttest": "jshint ."
|
"posttest": "jshint ."
|
||||||
},
|
},
|
||||||
"dependencies": {
|
"dependencies": {
|
||||||
"double-ended-queue": "^2.1.0-0"
|
"double-ended-queue": "^2.1.0-0",
|
||||||
|
"redis-commands": "^1.0.1"
|
||||||
},
|
},
|
||||||
"engines": {
|
"engines": {
|
||||||
"node": ">=0.10.0"
|
"node": ">=0.10.0"
|
||||||
|
|||||||
119
test/prefix.spec.js
Normal file
119
test/prefix.spec.js
Normal file
@@ -0,0 +1,119 @@
|
|||||||
|
'use strict';
|
||||||
|
|
||||||
|
var assert = require("assert");
|
||||||
|
var config = require("./lib/config");
|
||||||
|
var helper = require('./helper');
|
||||||
|
var redis = config.redis;
|
||||||
|
|
||||||
|
describe("prefix key names", function () {
|
||||||
|
|
||||||
|
helper.allTests(function(parser, ip, args) {
|
||||||
|
|
||||||
|
describe("using " + parser + " and " + ip, function () {
|
||||||
|
var client = null;
|
||||||
|
|
||||||
|
beforeEach(function(done) {
|
||||||
|
client = redis.createClient({
|
||||||
|
parser: parser,
|
||||||
|
prefix: 'test:prefix:'
|
||||||
|
});
|
||||||
|
client.on('ready', function () {
|
||||||
|
client.flushdb(function (err) {
|
||||||
|
done(err);
|
||||||
|
});
|
||||||
|
});
|
||||||
|
});
|
||||||
|
|
||||||
|
afterEach(function () {
|
||||||
|
client.end(true);
|
||||||
|
});
|
||||||
|
|
||||||
|
it("auto prefix set / get", function (done) {
|
||||||
|
client.set('key', 'value', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'OK');
|
||||||
|
});
|
||||||
|
client.get('key', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'value');
|
||||||
|
});
|
||||||
|
client.getrange('key', 1, -1, function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'alue');
|
||||||
|
assert.strictEqual(err, null);
|
||||||
|
});
|
||||||
|
client.exists('key', function (err, res) {
|
||||||
|
assert.strictEqual(res, 1);
|
||||||
|
});
|
||||||
|
client.exists('test:prefix:key', function (err, res) {
|
||||||
|
// The key will be prefixed itself
|
||||||
|
assert.strictEqual(res, 0);
|
||||||
|
});
|
||||||
|
client.mset('key2', 'value2', 'key3', 'value3');
|
||||||
|
client.keys('*', function (err, res) {
|
||||||
|
assert.strictEqual(res.length, 3);
|
||||||
|
assert(res.indexOf('test:prefix:key') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key2') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key3') !== -1);
|
||||||
|
done();
|
||||||
|
});
|
||||||
|
});
|
||||||
|
|
||||||
|
it("auto prefix set / get with .batch", function (done) {
|
||||||
|
var batch = client.batch();
|
||||||
|
batch.set('key', 'value', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'OK');
|
||||||
|
});
|
||||||
|
batch.get('key', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'value');
|
||||||
|
});
|
||||||
|
batch.getrange('key', 1, -1, function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'alue');
|
||||||
|
assert.strictEqual(err, null);
|
||||||
|
});
|
||||||
|
batch.exists('key', function (err, res) {
|
||||||
|
assert.strictEqual(res, 1);
|
||||||
|
});
|
||||||
|
batch.exists('test:prefix:key', function (err, res) {
|
||||||
|
// The key will be prefixed itself
|
||||||
|
assert.strictEqual(res, 0);
|
||||||
|
});
|
||||||
|
batch.mset('key2', 'value2', 'key3', 'value3');
|
||||||
|
batch.keys('*', function (err, res) {
|
||||||
|
assert.strictEqual(res.length, 3);
|
||||||
|
assert(res.indexOf('test:prefix:key') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key2') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key3') !== -1);
|
||||||
|
});
|
||||||
|
batch.exec(done);
|
||||||
|
});
|
||||||
|
|
||||||
|
it("auto prefix set / get with .multi", function (done) {
|
||||||
|
var multi = client.multi();
|
||||||
|
multi.set('key', 'value', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'OK');
|
||||||
|
});
|
||||||
|
multi.get('key', function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'value');
|
||||||
|
});
|
||||||
|
multi.getrange('key', 1, -1, function(err, reply) {
|
||||||
|
assert.strictEqual(reply, 'alue');
|
||||||
|
assert.strictEqual(err, null);
|
||||||
|
});
|
||||||
|
multi.exists('key', function (err, res) {
|
||||||
|
assert.strictEqual(res, 1);
|
||||||
|
});
|
||||||
|
multi.exists('test:prefix:key', function (err, res) {
|
||||||
|
// The key will be prefixed itself
|
||||||
|
assert.strictEqual(res, 0);
|
||||||
|
});
|
||||||
|
multi.mset('key2', 'value2', 'key3', 'value3');
|
||||||
|
multi.keys('*', function (err, res) {
|
||||||
|
assert.strictEqual(res.length, 3);
|
||||||
|
assert(res.indexOf('test:prefix:key') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key2') !== -1);
|
||||||
|
assert(res.indexOf('test:prefix:key3') !== -1);
|
||||||
|
});
|
||||||
|
multi.exec(done);
|
||||||
|
});
|
||||||
|
|
||||||
|
});
|
||||||
|
});
|
||||||
|
});
|
||||||
Reference in New Issue
Block a user