2018-07-06 09:32:03 -07:00
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2018-08-10 14:58:29 -07:00
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2018-07-06 09:32:03 -07:00
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2018-09-05 05:08:57 -07:00
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2018-07-06 09:32:03 -07:00
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2018-08-10 14:58:29 -07:00
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2018-07-06 09:32:03 -07:00
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poa_backend
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v0.1.0
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<h1>
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<small class="visible-xs">poa_backend v0.1.0</small>
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POABackend.Protocol
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<a href="https://github.com/poanetwork/poa-netstats-wharehouse/blob/v0.1.0/lib/poa_backend/protocol.ex#L1" title="View Source" class="view-source" rel="help">
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</h1>
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<section id="moduledoc">
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<h2 id="module-poa-protocol" class="section-heading">
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<a href="#module-poa-protocol" class="hover-link"><span class="icon-link" aria-hidden="true"></span></a>
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POA Protocol
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</h2>
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<p>This protocol defines the communication between the Agents and the POA Backend.</p>
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<p><img src="./backend_architecture.png" alt="POA Backend Architecture"/></p>
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<h3 id="module-basic-calls" class="section-heading">
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<a href="#module-basic-calls" class="hover-link"><span class="icon-link" aria-hidden="true"></span></a>
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Basic calls
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</h3>
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<p>Only those calls are allowed:</p>
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<ul>
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<li>session - In order to generate a token/session for authentication/authorization
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</li>
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<li>ping - Ping message
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</li>
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<li>data - Specific message for a given receiver. It can be a metric itself or something else
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</li>
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<li>bye - Message sent when the Agent wants to close the communication explicitly
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</li>
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</ul>
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<h4>session call</h4>
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<p>This call is for generate a valid token/session in order to get access to the other calls</p>
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<p>abstract request:</p>
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<pre><code class="json">{
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user: String() # user name
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password: String()
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}
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response:
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</code></pre>
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<p>{
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token: String() # this token must be attached to each call
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}</p>
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<pre><code class="elixir">
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#### ping call
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abstract request:
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</code></pre>
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<p>{
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id: String() # agent id
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token: String() # generated with a valid user/password calling the <em>session call</em>
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}</p>
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<pre><code class="elixir">
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response:
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</code></pre>
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<p>{
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result: String() # “success” or “error”
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payload: String() # optional payload
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}</p>
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<pre><code class="elixir">
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#### data call
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abstract request:
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</code></pre>
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<p>{
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id: String() # agent id
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token: String() # generated with a valid user/password calling the <em>session call</em>
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type: String() # data type (for now only ethereum_metrics)
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data: Object() # metric data itself
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}</p>
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<pre><code class="elixir">
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response:
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</code></pre>
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<p>{
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result: String() # “success” or “error”
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payload: String() # optional payload
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}</p>
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<pre><code class="elixir">
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#### bye call
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abstract request:
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</code></pre>
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<p>{
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id: String() # agent id
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token: String() # generated with a valid user/password calling the <em>session call</em>
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}</p>
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<pre><code class="elixir">
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response:
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</code></pre>
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<p>{
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result: String() # “success” or “error”
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payload: String() # optional payload
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}</p>
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<pre><code class="elixir"></code></pre>
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2018-07-06 09:32:03 -07:00
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</section>
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2018-08-10 14:58:29 -07:00
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2018-07-06 09:32:03 -07:00
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<a href="https://twitter.com/dignifiedquire" target="_blank" title="@dignifiedquire">Friedel Ziegelmayer</a>.
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