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<li class="navelem"><a class="el" href="namespacegrpc.html">grpc</a></li><li class="navelem"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html">AuthMetadataProcessor</a></li>  </ul>
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<a href="#pub-types">Public Types</a> &#124;
<a href="#pub-methods">Public Member Functions</a>  </div>
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<div class="title">grpc::AuthMetadataProcessor Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div>  </div>
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<p>Interface allowing custom server-side authorization based on credentials encoded in metadata.  
 <a href="classgrpc_1_1_auth_metadata_processor.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="grpcpp_2security_2auth__metadata__processor_8h_source.html">auth_metadata_processor.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a0c5846f57c862880f0f6db29577bb9e5"><td class="memItemLeft" align="right" valign="top">typedef std::multimap&lt; <a class="el" href="classgrpc_1_1string__ref.html">grpc::string_ref</a>, <a class="el" href="classgrpc_1_1string__ref.html">grpc::string_ref</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a0c5846f57c862880f0f6db29577bb9e5">InputMetadata</a></td></tr>
<tr class="separator:a0c5846f57c862880f0f6db29577bb9e5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a809ec4913c189b392be05338acebb69a"><td class="memItemLeft" align="right" valign="top">typedef std::multimap&lt; <a class="el" href="namespacegrpc.html#ab04a87625da3bf85cdaf5e7856b00203">grpc::string</a>, <a class="el" href="namespacegrpc.html#ab04a87625da3bf85cdaf5e7856b00203">grpc::string</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">OutputMetadata</a></td></tr>
<tr class="separator:a809ec4913c189b392be05338acebb69a"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ae64e2159109378600eb17f613ec4bbeb"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#ae64e2159109378600eb17f613ec4bbeb">~AuthMetadataProcessor</a> ()</td></tr>
<tr class="separator:ae64e2159109378600eb17f613ec4bbeb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8d4e15dda8aa8ecbde4af7efbdd064f3"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a8d4e15dda8aa8ecbde4af7efbdd064f3">IsBlocking</a> () const</td></tr>
<tr class="memdesc:a8d4e15dda8aa8ecbde4af7efbdd064f3"><td class="mdescLeft">&#160;</td><td class="mdescRight">If this method returns true, the <em>Process</em> function will be scheduled in a different thread from the one processing the call.  <a href="#a8d4e15dda8aa8ecbde4af7efbdd064f3">More...</a><br /></td></tr>
<tr class="separator:a8d4e15dda8aa8ecbde4af7efbdd064f3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adc0db66aa261c59bd29f81c53f466303"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classgrpc_1_1_status.html">Status</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#adc0db66aa261c59bd29f81c53f466303">Process</a> (const <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a0c5846f57c862880f0f6db29577bb9e5">InputMetadata</a> &amp;auth_metadata, <a class="el" href="classgrpc_1_1_auth_context.html">AuthContext</a> *context, <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">OutputMetadata</a> *consumed_auth_metadata, <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">OutputMetadata</a> *response_metadata)=0</td></tr>
<tr class="memdesc:adc0db66aa261c59bd29f81c53f466303"><td class="mdescLeft">&#160;</td><td class="mdescRight">context is read/write: it contains the properties of the channel peer and it is the job of the Process method to augment it with properties derived from the passed-in auth_metadata.  <a href="#adc0db66aa261c59bd29f81c53f466303">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Interface allowing custom server-side authorization based on credentials encoded in metadata. </p>
<p>Objects of this type can be passed to <em><a class="el" href="classgrpc_1_1_server_credentials.html#a72cd4ae61b6c43024df0ffb3f1d51650" title="This method is not thread-safe and has to be called before the server is started. ...">ServerCredentials::SetAuthMetadataProcessor()</a></em>. </p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a id="a0c5846f57c862880f0f6db29577bb9e5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0c5846f57c862880f0f6db29577bb9e5">&#9670;&nbsp;</a></span>InputMetadata</h2>

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          <td class="memname">typedef std::multimap&lt;<a class="el" href="classgrpc_1_1string__ref.html">grpc::string_ref</a>, <a class="el" href="classgrpc_1_1string__ref.html">grpc::string_ref</a>&gt; <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a0c5846f57c862880f0f6db29577bb9e5">grpc::AuthMetadataProcessor::InputMetadata</a></td>
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<a id="a809ec4913c189b392be05338acebb69a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a809ec4913c189b392be05338acebb69a">&#9670;&nbsp;</a></span>OutputMetadata</h2>

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          <td class="memname">typedef std::multimap&lt;<a class="el" href="namespacegrpc.html#ab04a87625da3bf85cdaf5e7856b00203">grpc::string</a>, <a class="el" href="namespacegrpc.html#ab04a87625da3bf85cdaf5e7856b00203">grpc::string</a>&gt; <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">grpc::AuthMetadataProcessor::OutputMetadata</a></td>
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<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="ae64e2159109378600eb17f613ec4bbeb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae64e2159109378600eb17f613ec4bbeb">&#9670;&nbsp;</a></span>~AuthMetadataProcessor()</h2>

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          <td class="memname">virtual grpc::AuthMetadataProcessor::~AuthMetadataProcessor </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">virtual</span></span>  </td>
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<h2 class="groupheader">Member Function Documentation</h2>
<a id="a8d4e15dda8aa8ecbde4af7efbdd064f3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8d4e15dda8aa8ecbde4af7efbdd064f3">&#9670;&nbsp;</a></span>IsBlocking()</h2>

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          <td class="memname">virtual bool grpc::AuthMetadataProcessor::IsBlocking </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
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<p>If this method returns true, the <em>Process</em> function will be scheduled in a different thread from the one processing the call. </p>

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<a id="adc0db66aa261c59bd29f81c53f466303"></a>
<h2 class="memtitle"><span class="permalink"><a href="#adc0db66aa261c59bd29f81c53f466303">&#9670;&nbsp;</a></span>Process()</h2>

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          <td class="memname">virtual <a class="el" href="classgrpc_1_1_status.html">Status</a> grpc::AuthMetadataProcessor::Process </td>
          <td>(</td>
          <td class="paramtype">const <a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a0c5846f57c862880f0f6db29577bb9e5">InputMetadata</a> &amp;&#160;</td>
          <td class="paramname"><em>auth_metadata</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="classgrpc_1_1_auth_context.html">AuthContext</a> *&#160;</td>
          <td class="paramname"><em>context</em>, </td>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">OutputMetadata</a> *&#160;</td>
          <td class="paramname"><em>consumed_auth_metadata</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="classgrpc_1_1_auth_metadata_processor.html#a809ec4913c189b392be05338acebb69a">OutputMetadata</a> *&#160;</td>
          <td class="paramname"><em>response_metadata</em>&#160;</td>
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          <td></td>
          <td>)</td>
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<p>context is read/write: it contains the properties of the channel peer and it is the job of the Process method to augment it with properties derived from the passed-in auth_metadata. </p>
<p>consumed_auth_metadata needs to be filled with metadata that has been consumed by the processor and will be removed from the call. response_metadata is the metadata that will be sent as part of the response. If the return value is not <a class="el" href="classgrpc_1_1_status.html#acbac12f241ad08f449aa1b9086ec7acc" title="An OK pre-defined instance. ">Status::OK</a>, the rpc call will be aborted with the error code and error message sent back to the client. </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/grpcpp/security/<a class="el" href="grpcpp_2security_2auth__metadata__processor_8h_source.html">auth_metadata_processor.h</a></li>
</ul>
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