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</pre><div class="example-wrap"><pre class="rust ">
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<span class="comment">/*
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* Copyright (C) 2021 Aravinth Manivannan <realaravinth@batsense.net>
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*
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||
* This program is free software: you can redistribute it and/or modify
|
||
* it under the terms of the GNU Affero General Public License as
|
||
* published by the Free Software Foundation, either version 3 of the
|
||
* License, or (at your option) any later version.
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||
*
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||
* This program is distributed in the hope that it will be useful,
|
||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
* GNU Affero General Public License for more details.
|
||
*
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||
* You should have received a copy of the GNU Affero General Public License
|
||
* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/</span>
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<span class="doccomment">//! App data: redis cache, database connections, etc.</span>
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<span class="kw">use</span> <span class="ident">std::sync::Arc</span>;
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<span class="kw">use</span> <span class="ident">std::thread</span>;
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<span class="kw">use</span> <span class="ident">actix::prelude</span>::<span class="kw-2">*</span>;
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<span class="kw">use</span> <span class="ident">argon2_creds</span>::{<span class="ident">Config</span>, <span class="ident">ConfigBuilder</span>, <span class="ident">PasswordPolicy</span>};
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<span class="kw">use</span> <span class="ident">lettre::transport::smtp::authentication::Mechanism</span>;
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<span class="kw">use</span> <span class="ident">lettre</span>::{
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<span class="ident">transport::smtp::authentication::Credentials</span>, <span class="ident">AsyncSmtpTransport</span>, <span class="ident">Tokio1Executor</span>,
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};
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<span class="kw">use</span> <span class="ident">libmcaptcha::cache::hashcache::HashCache</span>;
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<span class="kw">use</span> <span class="ident">libmcaptcha::cache::redis::RedisCache</span>;
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<span class="kw">use</span> <span class="ident">libmcaptcha::master::redis::master::Master</span> <span class="kw">as</span> <span class="ident">RedisMaster</span>;
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<span class="kw">use</span> <span class="ident">libmcaptcha::redis::RedisConfig</span>;
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<span class="kw">use</span> <span class="ident">libmcaptcha</span>::{
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<span class="ident">cache::messages::VerifyCaptchaResult</span>,
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<span class="ident">cache::Save</span>,
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<span class="ident">errors::CaptchaResult</span>,
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<span class="ident">master::messages</span>::{<span class="ident">AddSite</span>, <span class="ident">Rename</span>},
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<span class="ident">master</span>::{<span class="ident">embedded::master::Master</span> <span class="kw">as</span> <span class="ident">EmbeddedMaster</span>, <span class="ident">Master</span> <span class="kw">as</span> <span class="ident">MasterTrait</span>},
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<span class="ident">pow::ConfigBuilder</span> <span class="kw">as</span> <span class="ident">PoWConfigBuilder</span>,
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<span class="ident">pow::PoWConfig</span>,
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<span class="ident">pow::Work</span>,
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<span class="ident">system</span>::{<span class="ident">System</span>, <span class="ident">SystemBuilder</span>},
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<span class="comment">// master::messages::AddSite,</span>
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||
};
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||
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<span class="kw">use</span> <span class="ident">sqlx::postgres::PgPoolOptions</span>;
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||
<span class="kw">use</span> <span class="ident">sqlx::PgPool</span>;
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||
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||
<span class="kw">use</span> <span class="kw">crate</span><span class="ident">::SETTINGS</span>;
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||
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<span class="doccomment">/// Represents mCaptcha cache and master system.</span>
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<span class="doccomment">/// When Redis is configured, [SystemGroup::Redis] is used and</span>
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<span class="doccomment">/// in its absense, [SystemGroup::Embedded] is used</span>
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<span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">SystemGroup</span> {
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<span class="ident">Embedded</span>(<span class="ident">System</span><span class="op"><</span><span class="ident">HashCache</span>, <span class="ident">EmbeddedMaster</span><span class="op">></span>),
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<span class="ident">Redis</span>(<span class="ident">System</span><span class="op"><</span><span class="ident">RedisCache</span>, <span class="ident">RedisMaster</span><span class="op">></span>),
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}
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||
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||
<span class="kw">impl</span> <span class="ident">SystemGroup</span> {
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||
<span class="doccomment">/// utility function to get difficulty factor of site `id` and cache it</span>
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||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">get_pow</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">id</span>: <span class="ident">String</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">PoWConfig</span><span class="op">></span> {
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||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="self">Self</span><span class="ident">::Embedded</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">get_pow</span>(<span class="ident">id</span>).<span class="kw">await</span>,
|
||
<span class="self">Self</span><span class="ident">::Redis</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">get_pow</span>(<span class="ident">id</span>).<span class="kw">await</span>,
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||
}
|
||
}
|
||
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||
<span class="doccomment">/// utility function to verify [Work]</span>
|
||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">verify_pow</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">work</span>: <span class="ident">Work</span>) <span class="op">-</span><span class="op">></span> <span class="ident">CaptchaResult</span><span class="op"><</span><span class="ident">String</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="self">Self</span><span class="ident">::Embedded</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">verify_pow</span>(<span class="ident">work</span>).<span class="kw">await</span>,
|
||
<span class="self">Self</span><span class="ident">::Redis</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">verify_pow</span>(<span class="ident">work</span>).<span class="kw">await</span>,
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// utility function to validate verification tokens</span>
|
||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">validate_verification_tokens</span>(
|
||
<span class="kw-2">&</span><span class="self">self</span>,
|
||
<span class="ident">msg</span>: <span class="ident">VerifyCaptchaResult</span>,
|
||
) <span class="op">-</span><span class="op">></span> <span class="ident">CaptchaResult</span><span class="op"><</span><span class="ident">bool</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="self">Self</span><span class="ident">::Embedded</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">validate_verification_tokens</span>(<span class="ident">msg</span>).<span class="kw">await</span>,
|
||
<span class="self">Self</span><span class="ident">::Redis</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">validate_verification_tokens</span>(<span class="ident">msg</span>).<span class="kw">await</span>,
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||
}
|
||
}
|
||
|
||
<span class="doccomment">/// utility function to AddSite</span>
|
||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">add_site</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">msg</span>: <span class="ident">AddSite</span>) <span class="op">-</span><span class="op">></span> <span class="ident">CaptchaResult</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="self">Self</span><span class="ident">::Embedded</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">master</span>.<span class="ident">send</span>(<span class="ident">msg</span>).<span class="kw">await</span><span class="question-mark">?</span>,
|
||
<span class="self">Self</span><span class="ident">::Redis</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">master</span>.<span class="ident">send</span>(<span class="ident">msg</span>).<span class="kw">await</span><span class="question-mark">?</span>,
|
||
};
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
|
||
<span class="doccomment">/// utility function to rename captcha</span>
|
||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">rename</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">msg</span>: <span class="ident">Rename</span>) <span class="op">-</span><span class="op">></span> <span class="ident">CaptchaResult</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="self">Self</span><span class="ident">::Embedded</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">master</span>.<span class="ident">send</span>(<span class="ident">msg</span>).<span class="kw">await</span><span class="question-mark">?</span>,
|
||
<span class="self">Self</span><span class="ident">::Redis</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> <span class="ident">val</span>.<span class="ident">master</span>.<span class="ident">send</span>(<span class="ident">msg</span>).<span class="kw">await</span><span class="question-mark">?</span>,
|
||
};
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">new_system</span><span class="op"><</span><span class="ident">A</span>: <span class="ident">Save</span>, <span class="ident">B</span>: <span class="ident">MasterTrait</span><span class="op">></span>(<span class="ident">m</span>: <span class="ident">Addr</span><span class="op"><</span><span class="ident">B</span><span class="op">></span>, <span class="ident">c</span>: <span class="ident">Addr</span><span class="op"><</span><span class="ident">A</span><span class="op">></span>) <span class="op">-</span><span class="op">></span> <span class="ident">System</span><span class="op"><</span><span class="ident">A</span>, <span class="ident">B</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">pow</span> <span class="op">=</span> <span class="ident">PoWConfigBuilder::default</span>()
|
||
.<span class="ident">salt</span>(<span class="ident">SETTINGS</span>.<span class="ident">pow</span>.<span class="ident">salt</span>.<span class="ident">clone</span>())
|
||
.<span class="ident">build</span>()
|
||
.<span class="ident">unwrap</span>();
|
||
|
||
<span class="ident">SystemBuilder::default</span>().<span class="ident">pow</span>(<span class="ident">pow</span>).<span class="ident">cache</span>(<span class="ident">c</span>).<span class="ident">master</span>(<span class="ident">m</span>).<span class="ident">build</span>()
|
||
}
|
||
|
||
<span class="comment">// read settings, if Redis is configured then produce a Redis mCaptcha cache</span>
|
||
<span class="comment">// based SystemGroup</span>
|
||
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">new</span>() <span class="op">-</span><span class="op">></span> <span class="self">Self</span> {
|
||
<span class="kw">match</span> <span class="kw-2">&</span><span class="ident">SETTINGS</span>.<span class="ident">redis</span> {
|
||
<span class="prelude-val">Some</span>(<span class="ident">val</span>) <span class="op">=</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">master</span> <span class="op">=</span> <span class="ident">RedisMaster::new</span>(<span class="ident">RedisConfig::Single</span>(<span class="ident">val</span>.<span class="ident">url</span>.<span class="ident">clone</span>()))
|
||
.<span class="kw">await</span>
|
||
.<span class="ident">unwrap</span>()
|
||
.<span class="ident">start</span>();
|
||
<span class="kw">let</span> <span class="ident">cache</span> <span class="op">=</span> <span class="ident">RedisCache::new</span>(<span class="ident">RedisConfig::Single</span>(<span class="ident">val</span>.<span class="ident">url</span>.<span class="ident">clone</span>()))
|
||
.<span class="kw">await</span>
|
||
.<span class="ident">unwrap</span>()
|
||
.<span class="ident">start</span>();
|
||
<span class="kw">let</span> <span class="ident">captcha</span> <span class="op">=</span> <span class="self">Self</span><span class="ident">::new_system</span>(<span class="ident">master</span>, <span class="ident">cache</span>);
|
||
|
||
<span class="ident">SystemGroup::Redis</span>(<span class="ident">captcha</span>)
|
||
}
|
||
<span class="prelude-val">None</span> <span class="op">=</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">master</span> <span class="op">=</span> <span class="ident">EmbeddedMaster::new</span>(<span class="ident">SETTINGS</span>.<span class="ident">pow</span>.<span class="ident">gc</span>).<span class="ident">start</span>();
|
||
<span class="kw">let</span> <span class="ident">cache</span> <span class="op">=</span> <span class="ident">HashCache::default</span>().<span class="ident">start</span>();
|
||
<span class="kw">let</span> <span class="ident">captcha</span> <span class="op">=</span> <span class="self">Self</span><span class="ident">::new_system</span>(<span class="ident">master</span>, <span class="ident">cache</span>);
|
||
|
||
<span class="ident">SystemGroup::Embedded</span>(<span class="ident">captcha</span>)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// App data</span>
|
||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Data</span> {
|
||
<span class="doccomment">/// databse pool</span>
|
||
<span class="kw">pub</span> <span class="ident">db</span>: <span class="ident">PgPool</span>,
|
||
<span class="doccomment">/// credential management configuration</span>
|
||
<span class="kw">pub</span> <span class="ident">creds</span>: <span class="ident">Config</span>,
|
||
<span class="doccomment">/// mCaptcha system: Redis cache, etc.</span>
|
||
<span class="kw">pub</span> <span class="ident">captcha</span>: <span class="ident">SystemGroup</span>,
|
||
<span class="doccomment">/// email client</span>
|
||
<span class="kw">pub</span> <span class="ident">mailer</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Mailer</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Data</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_creds</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Config</span> {
|
||
<span class="ident">ConfigBuilder::default</span>()
|
||
.<span class="ident">username_case_mapped</span>(<span class="bool-val">true</span>)
|
||
.<span class="ident">profanity</span>(<span class="bool-val">true</span>)
|
||
.<span class="ident">blacklist</span>(<span class="bool-val">true</span>)
|
||
.<span class="ident">password_policy</span>(<span class="ident">PasswordPolicy::default</span>())
|
||
.<span class="ident">build</span>()
|
||
.<span class="ident">unwrap</span>()
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
|
||
<span class="doccomment">/// create new instance of app data</span>
|
||
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">new</span>() <span class="op">-</span><span class="op">></span> <span class="ident">Arc</span><span class="op"><</span><span class="self">Self</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">creds</span> <span class="op">=</span> <span class="self">Self</span><span class="ident">::get_creds</span>();
|
||
<span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">creds</span>.<span class="ident">clone</span>();
|
||
|
||
<span class="kw">let</span> <span class="ident">init</span> <span class="op">=</span> <span class="ident">thread::spawn</span>(<span class="kw">move</span> <span class="op">|</span><span class="op">|</span> {
|
||
<span class="macro">log::info!</span>(<span class="string">"Initializing credential manager"</span>);
|
||
<span class="ident">c</span>.<span class="ident">init</span>();
|
||
<span class="macro">log::info!</span>(<span class="string">"Initialized credential manager"</span>);
|
||
});
|
||
|
||
<span class="kw">let</span> <span class="ident">db</span> <span class="op">=</span> <span class="ident">PgPoolOptions::new</span>()
|
||
.<span class="ident">max_connections</span>(<span class="ident">SETTINGS</span>.<span class="ident">database</span>.<span class="ident">pool</span>)
|
||
.<span class="ident">connect</span>(<span class="kw-2">&</span><span class="ident">SETTINGS</span>.<span class="ident">database</span>.<span class="ident">url</span>)
|
||
.<span class="kw">await</span>
|
||
.<span class="ident">expect</span>(<span class="string">"Unable to form database pool"</span>);
|
||
|
||
<span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="ident">Data</span> {
|
||
<span class="ident">creds</span>,
|
||
<span class="ident">db</span>,
|
||
<span class="ident">captcha</span>: <span class="ident">SystemGroup::new</span>().<span class="kw">await</span>,
|
||
<span class="ident">mailer</span>: <span class="self">Self</span><span class="ident">::get_mailer</span>(),
|
||
};
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">debug_assertions</span>))]</span>
|
||
<span class="ident">init</span>.<span class="ident">join</span>().<span class="ident">unwrap</span>();
|
||
|
||
<span class="ident">Arc::new</span>(<span class="ident">data</span>)
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">get_mailer</span>() <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Mailer</span><span class="op">></span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">smtp</span>) <span class="op">=</span> <span class="ident">SETTINGS</span>.<span class="ident">smtp</span>.<span class="ident">as_ref</span>() {
|
||
<span class="kw">let</span> <span class="ident">creds</span> <span class="op">=</span>
|
||
<span class="ident">Credentials::new</span>(<span class="ident">smtp</span>.<span class="ident">username</span>.<span class="ident">to_string</span>(), <span class="ident">smtp</span>.<span class="ident">password</span>.<span class="ident">to_string</span>()); <span class="comment">// "smtp_username".to_string(), "smtp_password".to_string());</span>
|
||
|
||
<span class="kw">let</span> <span class="ident">mailer</span>: <span class="ident">Mailer</span> <span class="op">=</span>
|
||
<span class="ident">AsyncSmtpTransport</span>::<span class="op"><</span><span class="ident">Tokio1Executor</span><span class="op">></span><span class="ident">::builder_dangerous</span>(<span class="kw-2">&</span><span class="ident">smtp</span>.<span class="ident">url</span>)
|
||
.<span class="ident">port</span>(<span class="ident">smtp</span>.<span class="ident">port</span>)
|
||
.<span class="ident">credentials</span>(<span class="ident">creds</span>)
|
||
.<span class="ident">authentication</span>(<span class="macro">vec!</span>[
|
||
<span class="ident">Mechanism::Login</span>,
|
||
<span class="ident">Mechanism::Xoauth2</span>,
|
||
<span class="ident">Mechanism::Plain</span>,
|
||
])
|
||
.<span class="ident">build</span>();
|
||
|
||
<span class="comment">// let mailer: Mailer = AsyncSmtpTransport::<Tokio1Executor>::relay(&smtp.url) //"smtp.gmail.com")</span>
|
||
<span class="comment">// .unwrap()</span>
|
||
<span class="comment">// .credentials(creds)</span>
|
||
<span class="comment">// .build();</span>
|
||
<span class="prelude-val">Some</span>(<span class="ident">mailer</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">None</span>
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Mailer data type AsyncSmtpTransport<Tokio1Executor></span>
|
||
<span class="kw">pub</span> <span class="kw">type</span> <span class="ident">Mailer</span> <span class="op">=</span> <span class="ident">AsyncSmtpTransport</span><span class="op"><</span><span class="ident">Tokio1Executor</span><span class="op">></span>;
|
||
</pre></div>
|
||
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|
||
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