simple-redis-cache
Version:
Simplistic node redis cache ready can scale with generic-pool support
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<html lang="en">
<head>
<meta charset="utf-8">
<title>RedisStore - Documentation</title>
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<label for="nav-trigger" class="overlay"></label>
<nav>
<h2><a href="index.html">Home</a></h2><h3>Classes</h3><ul><li><a href="RedisCache.html">RedisCache</a><ul class='methods'><li data-type='method'><a href="RedisCache.html#deleteAll">deleteAll</a></li><li data-type='method'><a href="RedisCache.html#get">get</a></li><li data-type='method'><a href="RedisCache.html#getName">getName</a></li><li data-type='method'><a href="RedisCache.html#getPoolOptions">getPoolOptions</a></li><li data-type='method'><a href="RedisCache.html#getRedisOptions">getRedisOptions</a></li><li data-type='method'><a href="RedisCache.html#keys">keys</a></li><li data-type='method'><a href="RedisCache.html#set">set</a></li><li data-type='method'><a href="RedisCache.html#status">status</a></li><li data-type='method'><a href="RedisCache.html#wrap">wrap</a></li></ul></li><li><a href="RedisPool.html">RedisPool</a><ul class='methods'><li data-type='method'><a href="RedisPool.html#acquire">acquire</a></li><li data-type='method'><a href="RedisPool.html#availableCount">availableCount</a></li><li data-type='method'><a href="RedisPool.html#destroy">destroy</a></li><li data-type='method'><a href="RedisPool.html#drain">drain</a></li><li data-type='method'><a href="RedisPool.html#getName">getName</a></li><li data-type='method'><a href="RedisPool.html#getPoolOptions">getPoolOptions</a></li><li data-type='method'><a href="RedisPool.html#getPoolSize">getPoolSize</a></li><li data-type='method'><a href="RedisPool.html#getRedisOptions">getRedisOptions</a></li><li data-type='method'><a href="RedisPool.html#pendingCount">pendingCount</a></li><li data-type='method'><a href="RedisPool.html#release">release</a></li><li data-type='method'><a href="RedisPool.html#sendCommand">sendCommand</a></li><li data-type='method'><a href="RedisPool.html#status">status</a></li></ul></li><li><a href="RedisStore.html">RedisStore</a><ul class='methods'><li data-type='method'><a href="RedisStore.html#del">del</a></li><li data-type='method'><a href="RedisStore.html#deleteAll">deleteAll</a></li><li data-type='method'><a href="RedisStore.html#expire">expire</a></li><li data-type='method'><a href="RedisStore.html#get">get</a></li><li data-type='method'><a href="RedisStore.html#getName">getName</a></li><li data-type='method'><a href="RedisStore.html#getPoolOptions">getPoolOptions</a></li><li data-type='method'><a href="RedisStore.html#getRedisOptions">getRedisOptions</a></li><li data-type='method'><a href="RedisStore.html#keys">keys</a></li><li data-type='method'><a href="RedisStore.html#ping">ping</a></li><li data-type='method'><a href="RedisStore.html#sendCommand">sendCommand</a></li><li data-type='method'><a href="RedisStore.html#set">set</a></li><li data-type='method'><a href="RedisStore.html#status">status</a></li><li data-type='method'><a href="RedisStore.html#ttlInSeconds">ttlInSeconds</a></li></ul></li></ul>
</nav>
<div id="main">
<h1 class="page-title">RedisStore</h1>
<section>
<header>
<h2>
RedisStore
</h2>
</header>
<article>
<div class="container-overview">
<h4 class="name" id="RedisStore"><span class="type-signature"></span>new RedisStore<span class="signature">(options)</span><span class="type-signature"></span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line14">line 14</a>
</li></ul></dd>
</dl>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>options</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="description last"><p>Accepts properties ["name", "redisOptions", "poolOptions", "logger"]</p>
<h6>Properties</h6>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>name</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>Name your store</p></td>
</tr>
<tr>
<td class="name"><code>redisOptions</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="description last"><p>opts from <a href="https://github.com/NodeRedis/node_redis#options-object-properties">node_redis#options-object-properties</a></p></td>
</tr>
<tr>
<td class="name"><code>poolOptions</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="description last"><p>opts from <a href="https://github.com/coopernurse/node-pool#createpool">node-pool#createpool</a></p></td>
</tr>
<tr>
<td class="name"><code>logger</code></td>
<td class="type">
<span class="param-type">object</span>
</td>
<td class="description last"><p>Inject your custom logger</p></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id="del"><span class="type-signature"></span>del<span class="signature">(keys)</span><span class="type-signature"> → {number}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line147">line 147</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns the number of keys that were removed - See <a href="https://redis.io/commands/del">redis del</a></p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>keys</code></td>
<td class="type">
<span class="param-type">array</span>
</td>
<td class="description last"><p>list of keys to delete</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>The number of keys that were removed.</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">number</span>
</dd>
</dl>
<h4 class="name" id="deleteAll"><span class="type-signature"></span>deleteAll<span class="signature">(pattern)</span><span class="type-signature"> → {array}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line192">line 192</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Deletes all keys matching pattern</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>pattern</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>glob-style patterns/default '*'</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>The number of keys that were removed.</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">array</span>
</dd>
</dl>
<h4 class="name" id="expire"><span class="type-signature"></span>expire<span class="signature">(key, ttlInSeconds)</span><span class="type-signature"> → {number}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line158">line 158</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns 1 if the timeout was set/ 0 if key does not exist or the timeout could not be set - See <a href="https://redis.io/commands/expire">redis expire</a></p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>key</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>key to set expire</p></td>
</tr>
<tr>
<td class="name"><code>ttlInSeconds</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>time to live in seconds</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>1 if the timeout was set successfully; if not 0</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">number</span>
</dd>
</dl>
<h4 class="name" id="get"><span class="type-signature"></span>get<span class="signature">(key)</span><span class="type-signature"> → {string}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line120">line 120</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns value or null when the key is missing - See <a href="https://redis.io/commands/get">redis get</a></p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>key</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>key for the value stored</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>value or null when the key is missing</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">string</span>
</dd>
</dl>
<h4 class="name" id="getName"><span class="type-signature"></span>getName<span class="signature">()</span><span class="type-signature"> → {string}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line71">line 71</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns factory.name for this pool</p>
</div>
<h5>Returns:</h5>
<div class="param-desc">
<p>Name of the pool</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">string</span>
</dd>
</dl>
<h4 class="name" id="getPoolOptions"><span class="type-signature"></span>getPoolOptions<span class="signature">()</span><span class="type-signature"> → {object}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line89">line 89</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns this.poolOptions for this pool</p>
</div>
<h5>Returns:</h5>
<div class="param-desc">
<p>pool options given</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id="getRedisOptions"><span class="type-signature"></span>getRedisOptions<span class="signature">()</span><span class="type-signature"> → {object}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line80">line 80</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns this.redisOptions for this pool</p>
</div>
<h5>Returns:</h5>
<div class="param-desc">
<p>redis options given</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id="keys"><span class="type-signature"></span>keys<span class="signature">(pattern)</span><span class="type-signature"> → {array}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line178">line 178</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns all keys matching pattern - See <a href="https://redis.io/commands/keys">redis keys</a></p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>pattern</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>glob-style patterns/default '*'</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>all keys matching pattern</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">array</span>
</dd>
</dl>
<h4 class="name" id="ping"><span class="type-signature"></span>ping<span class="signature">(str)</span><span class="type-signature"> → {string}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line110">line 110</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns supplied string if not return 'PONG'</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>str</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>Optional string</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>supplied string if not return 'PONG'</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">string</span>
</dd>
</dl>
<h4 class="name" id="sendCommand"><span class="type-signature"></span>sendCommand<span class="signature">(commandName, commandArgs)</span><span class="type-signature"> → {promise}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line100">line 100</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Send redis instructions</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>commandName</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>Name of the command</p></td>
</tr>
<tr>
<td class="name"><code>commandArgs</code></td>
<td class="type">
<span class="param-type">array</span>
</td>
<td class="description last"><p>Args sent to the command</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>Promise resolve with the result or Error</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">promise</span>
</dd>
</dl>
<h4 class="name" id="set"><span class="type-signature"></span>set<span class="signature">(key, value, ttlInSeconds)</span><span class="type-signature"> → {string}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line132">line 132</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns 'OK' if successful</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>key</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>key for the value stored</p></td>
</tr>
<tr>
<td class="name"><code>value</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>value to stored</p></td>
</tr>
<tr>
<td class="name"><code>ttlInSeconds</code></td>
<td class="type">
<span class="param-type">number</span>
</td>
<td class="description last"><p>time to live in seconds</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>'OK' if successful</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">string</span>
</dd>
</dl>
<h4 class="name" id="status"><span class="type-signature"></span>status<span class="signature">()</span><span class="type-signature"> → {object}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line216">line 216</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns pool status and stats</p>
</div>
<h5>Returns:</h5>
<div class="param-desc">
<p>store status and stats</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id="ttlInSeconds"><span class="type-signature"></span>ttlInSeconds<span class="signature">(key)</span><span class="type-signature"> → {number}</span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="redis_store.js.html">redis_store.js</a>, <a href="redis_store.js.html#line168">line 168</a>
</li></ul></dd>
</dl>
<div class="description">
<p>Returns TTL in seconds, or a negative value in order to signal an error - See <a href="https://redis.io/commands/ttl">redis ttl</a></p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>key</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>list of keys to delete</p></td>
</tr>
</tbody>
</table>
<h5>Returns:</h5>
<div class="param-desc">
<p>TTL in seconds, or a negative value in order to signal an error</p>
</div>
<dl class="param-type">
<dt>
Type
</dt>
<dd>
<span class="param-type">number</span>
</dd>
</dl>
</article>
</section>
</div>
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