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</pre><pre class="rust"><code><span class="comment">/*
* Copyright (C) 2022 Aravinth Manivannan &lt;realaravinth@batsense.net&gt;
*
* 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.
*
* 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.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see &lt;https://www.gnu.org/licenses/&gt;.
*/</span>
<span class="kw">use</span> <span class="ident">actix_identity::Identity</span>;
<span class="kw">use</span> <span class="ident">actix_web::http::header</span>;
<span class="kw">use</span> <span class="ident">actix_web</span>::{<span class="ident">web</span>, <span class="ident">HttpResponse</span>, <span class="ident">Responder</span>};
<span class="kw">use</span> <span class="ident">serde</span>::{<span class="ident">Deserialize</span>, <span class="ident">Serialize</span>};
<span class="kw">use</span> <span class="ident"><span class="kw">super</span>::mcaptcha::get_random</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::errors</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::AppData</span>;
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">routes</span> {
<span class="kw">use</span> <span class="ident">actix_auth_middleware::GetLoginRoute</span>;
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Auth</span> {
<span class="kw">pub</span> <span class="ident">logout</span>: <span class="kw-2">&amp;</span><span class="lifetime">&#39;static</span> <span class="ident">str</span>,
<span class="kw">pub</span> <span class="ident">login</span>: <span class="kw-2">&amp;</span><span class="lifetime">&#39;static</span> <span class="ident">str</span>,
<span class="kw">pub</span> <span class="ident">register</span>: <span class="kw-2">&amp;</span><span class="lifetime">&#39;static</span> <span class="ident">str</span>,
}
<span class="kw">impl</span> <span class="ident">Auth</span> {
<span class="kw">pub</span> <span class="kw">const</span> <span class="kw">fn</span> <span class="ident">new</span>() -&gt; <span class="ident">Auth</span> {
<span class="kw">let</span> <span class="ident">login</span> <span class="op">=</span> <span class="string">&quot;/api/v1/signin&quot;</span>;
<span class="kw">let</span> <span class="ident">logout</span> <span class="op">=</span> <span class="string">&quot;/logout&quot;</span>;
<span class="kw">let</span> <span class="ident">register</span> <span class="op">=</span> <span class="string">&quot;/api/v1/signup&quot;</span>;
<span class="ident">Auth</span> {
<span class="ident">logout</span>,
<span class="ident">login</span>,
<span class="ident">register</span>,
}
}
}
<span class="kw">impl</span> <span class="ident">GetLoginRoute</span> <span class="kw">for</span> <span class="ident">Auth</span> {
<span class="kw">fn</span> <span class="ident">get_login_route</span>(<span class="kw-2">&amp;</span><span class="self">self</span>, <span class="ident">src</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="kw-2">&amp;</span><span class="ident">str</span><span class="op">&gt;</span>) -&gt; <span class="ident">String</span> {
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">redirect_to</span>) <span class="op">=</span> <span class="ident">src</span> {
<span class="macro">format!</span>(
<span class="string">&quot;{}?redirect_to={}&quot;</span>,
<span class="self">self</span>.<span class="ident">login</span>,
<span class="ident">urlencoding::encode</span>(<span class="ident">redirect_to</span>)
)
} <span class="kw">else</span> {
<span class="self">self</span>.<span class="ident">login</span>.<span class="ident">to_string</span>()
}
}
}
}
<span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">runners</span> {
<span class="kw">use</span> <span class="ident">std::borrow::Cow</span>;
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>, <span class="ident">Deserialize</span>, <span class="ident">Serialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Register</span> {
<span class="kw">pub</span> <span class="ident">username</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">password</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">confirm_password</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">email</span>: <span class="prelude-ty">Option</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>, <span class="ident">Deserialize</span>, <span class="ident">Serialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Login</span> {
<span class="comment">// login accepts both username and email under &quot;username field&quot;</span>
<span class="comment">// TODO update all instances where login is used</span>
<span class="kw">pub</span> <span class="ident">login</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">password</span>: <span class="ident">String</span>,
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>, <span class="ident">Deserialize</span>, <span class="ident">Serialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Password</span> {
<span class="kw">pub</span> <span class="ident">password</span>: <span class="ident">String</span>,
}
<span class="doccomment">/// returns Ok(()) when everything checks out and the user is authenticated. Erros otherwise</span>
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">login_runner</span>(<span class="ident">payload</span>: <span class="ident">Login</span>, <span class="ident">data</span>: <span class="kw-2">&amp;</span><span class="ident">AppData</span>) -&gt; <span class="ident">ServiceResult</span><span class="op">&lt;</span><span class="ident">String</span><span class="op">&gt;</span> {
<span class="kw">use</span> <span class="ident">argon2_creds::Config</span>;
<span class="kw">use</span> <span class="ident">sqlx::Error::RowNotFound</span>;
<span class="kw">let</span> <span class="ident">verify</span> <span class="op">=</span> <span class="op">|</span><span class="ident">stored</span>: <span class="kw-2">&amp;</span><span class="ident">str</span>, <span class="ident">received</span>: <span class="kw-2">&amp;</span><span class="ident">str</span><span class="op">|</span> {
<span class="kw">if</span> <span class="ident">Config::verify</span>(<span class="ident">stored</span>, <span class="ident">received</span>)<span class="question-mark">?</span> {
<span class="prelude-val">Ok</span>(())
} <span class="kw">else</span> {
<span class="prelude-val">Err</span>(<span class="ident">ServiceError::WrongPassword</span>)
}
};
<span class="kw">if</span> <span class="ident">payload</span>.<span class="ident">login</span>.<span class="ident">contains</span>(<span class="string">&#39;@&#39;</span>) {
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Debug</span>)]</span>
<span class="kw">struct</span> <span class="ident">EmailLogin</span> {
<span class="ident">name</span>: <span class="ident">String</span>,
<span class="ident">password</span>: <span class="ident">String</span>,
}
<span class="kw">let</span> <span class="ident">email_fut</span> <span class="op">=</span> <span class="macro">sqlx::query_as!</span>(
<span class="ident">EmailLogin</span>,
<span class="string">r#&quot;SELECT name, password FROM mcaptcha_users WHERE email = ($1)&quot;#</span>,
<span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">login</span>,
)
.<span class="ident">fetch_one</span>(<span class="kw-2">&amp;</span><span class="ident">data</span>.<span class="ident">db</span>)
.<span class="kw">await</span>;
<span class="kw">match</span> <span class="ident">email_fut</span> {
<span class="prelude-val">Ok</span>(<span class="ident">s</span>) =&gt; {
<span class="ident">verify</span>(<span class="kw-2">&amp;</span><span class="ident">s</span>.<span class="ident">password</span>, <span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">password</span>)<span class="question-mark">?</span>;
<span class="prelude-val">Ok</span>(<span class="ident">s</span>.<span class="ident">name</span>)
}
<span class="prelude-val">Err</span>(<span class="ident">RowNotFound</span>) =&gt; <span class="prelude-val">Err</span>(<span class="ident">ServiceError::AccountNotFound</span>),
<span class="prelude-val">Err</span>(<span class="kw">_</span>) =&gt; <span class="prelude-val">Err</span>(<span class="ident">ServiceError::InternalServerError</span>),
}
} <span class="kw">else</span> {
<span class="kw">let</span> <span class="ident">username_fut</span> <span class="op">=</span> <span class="macro">sqlx::query_as!</span>(
<span class="ident">Password</span>,
<span class="string">r#&quot;SELECT password FROM mcaptcha_users WHERE name = ($1)&quot;#</span>,
<span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">login</span>,
)
.<span class="ident">fetch_one</span>(<span class="kw-2">&amp;</span><span class="ident">data</span>.<span class="ident">db</span>)
.<span class="kw">await</span>;
<span class="kw">match</span> <span class="ident">username_fut</span> {
<span class="prelude-val">Ok</span>(<span class="ident">s</span>) =&gt; {
<span class="ident">verify</span>(<span class="kw-2">&amp;</span><span class="ident">s</span>.<span class="ident">password</span>, <span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">password</span>)<span class="question-mark">?</span>;
<span class="prelude-val">Ok</span>(<span class="ident">payload</span>.<span class="ident">login</span>)
}
<span class="prelude-val">Err</span>(<span class="ident">RowNotFound</span>) =&gt; <span class="prelude-val">Err</span>(<span class="ident">ServiceError::AccountNotFound</span>),
<span class="prelude-val">Err</span>(<span class="kw">_</span>) =&gt; <span class="prelude-val">Err</span>(<span class="ident">ServiceError::InternalServerError</span>),
}
}
}
<span class="kw">pub</span> <span class="kw">async</span> <span class="kw">fn</span> <span class="ident">register_runner</span>(
<span class="ident">payload</span>: <span class="kw-2">&amp;</span><span class="ident">Register</span>,
<span class="ident">data</span>: <span class="kw-2">&amp;</span><span class="ident">AppData</span>,
) -&gt; <span class="ident">ServiceResult</span><span class="op">&lt;</span>()<span class="op">&gt;</span> {
<span class="kw">if</span> <span class="op">!</span><span class="ident"><span class="kw">crate</span>::SETTINGS</span>.<span class="ident">allow_registration</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ServiceError::ClosedForRegistration</span>);
}
<span class="kw">if</span> <span class="ident">payload</span>.<span class="ident">password</span> <span class="op">!</span><span class="op">=</span> <span class="ident">payload</span>.<span class="ident">confirm_password</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ServiceError::PasswordsDontMatch</span>);
}
<span class="kw">let</span> <span class="ident">username</span> <span class="op">=</span> <span class="ident">data</span>.<span class="ident">creds</span>.<span class="ident">username</span>(<span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">username</span>)<span class="question-mark">?</span>;
<span class="kw">let</span> <span class="ident">hash</span> <span class="op">=</span> <span class="ident">data</span>.<span class="ident">creds</span>.<span class="ident">password</span>(<span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">password</span>)<span class="question-mark">?</span>;
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">email</span>) <span class="op">=</span> <span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">email</span> {
<span class="ident">data</span>.<span class="ident">creds</span>.<span class="ident">email</span>(<span class="ident">email</span>)<span class="question-mark">?</span>;
}
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">secret</span>;
<span class="kw">loop</span> {
<span class="ident">secret</span> <span class="op">=</span> <span class="ident">get_random</span>(<span class="number">32</span>);
<span class="kw">let</span> <span class="ident">res</span>;
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">email</span>) <span class="op">=</span> <span class="kw-2">&amp;</span><span class="ident">payload</span>.<span class="ident">email</span> {
<span class="ident">res</span> <span class="op">=</span> <span class="macro">sqlx::query!</span>(
<span class="string">&quot;insert into mcaptcha_users
(name , password, email, secret) values ($1, $2, $3, $4)&quot;</span>,
<span class="kw-2">&amp;</span><span class="ident">username</span>,
<span class="kw-2">&amp;</span><span class="ident">hash</span>,
<span class="kw-2">&amp;</span><span class="ident">email</span>,
<span class="kw-2">&amp;</span><span class="ident">secret</span>,
)
.<span class="ident">execute</span>(<span class="kw-2">&amp;</span><span class="ident">data</span>.<span class="ident">db</span>)
.<span class="kw">await</span>;
} <span class="kw">else</span> {
<span class="ident">res</span> <span class="op">=</span> <span class="macro">sqlx::query!</span>(
<span class="string">&quot;INSERT INTO mcaptcha_users
(name , password, secret) VALUES ($1, $2, $3)&quot;</span>,
<span class="kw-2">&amp;</span><span class="ident">username</span>,
<span class="kw-2">&amp;</span><span class="ident">hash</span>,
<span class="kw-2">&amp;</span><span class="ident">secret</span>,
)
.<span class="ident">execute</span>(<span class="kw-2">&amp;</span><span class="ident">data</span>.<span class="ident">db</span>)
.<span class="kw">await</span>;
}
<span class="kw">if</span> <span class="ident">res</span>.<span class="ident">is_ok</span>() {
<span class="kw">break</span>;
} <span class="kw">else</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Err</span>(<span class="ident">sqlx::Error::Database</span>(<span class="ident">err</span>)) <span class="op">=</span> <span class="ident">res</span> {
<span class="kw">if</span> <span class="ident">err</span>.<span class="ident">code</span>() <span class="op">==</span> <span class="prelude-val">Some</span>(<span class="ident">Cow::from</span>(<span class="string">&quot;23505&quot;</span>)) {
<span class="kw">let</span> <span class="ident">msg</span> <span class="op">=</span> <span class="ident">err</span>.<span class="ident">message</span>();
<span class="kw">if</span> <span class="ident">msg</span>.<span class="ident">contains</span>(<span class="string">&quot;mcaptcha_users_name_key&quot;</span>) {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ServiceError::UsernameTaken</span>);
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">msg</span>.<span class="ident">contains</span>(<span class="string">&quot;mcaptcha_users_email_key&quot;</span>) {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ServiceError::EmailTaken</span>);
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">msg</span>.<span class="ident">contains</span>(<span class="string">&quot;mcaptcha_users_secret_key&quot;</span>) {
<span class="kw">continue</span>;
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">ServiceError::InternalServerError</span>);
}
} <span class="kw">else</span> {
<span class="kw">return</span> <span class="prelude-val">Err</span>(<span class="ident">sqlx::Error::Database</span>(<span class="ident">err</span>).<span class="ident">into</span>());
}
};
}
<span class="prelude-val">Ok</span>(())
}
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">services</span>(<span class="ident">cfg</span>: <span class="kw-2">&amp;mut</span> <span class="ident">web::ServiceConfig</span>) {
<span class="ident">cfg</span>.<span class="ident">service</span>(<span class="ident">register</span>);
<span class="ident">cfg</span>.<span class="ident">service</span>(<span class="ident">login</span>);
<span class="ident">cfg</span>.<span class="ident">service</span>(<span class="ident">signout</span>);
}
<span class="attribute">#[<span class="ident">my_codegen::post</span>(<span class="ident">path</span> <span class="op">=</span> <span class="string">&quot;crate::V1_API_ROUTES.auth.register&quot;</span>)]</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">register</span>(
<span class="ident">payload</span>: <span class="ident">web::Json</span><span class="op">&lt;</span><span class="ident">runners::Register</span><span class="op">&gt;</span>,
<span class="ident">data</span>: <span class="ident">AppData</span>,
) -&gt; <span class="ident">ServiceResult</span><span class="op">&lt;</span><span class="kw">impl</span> <span class="ident">Responder</span><span class="op">&gt;</span> {
<span class="ident">runners::register_runner</span>(<span class="kw-2">&amp;</span><span class="ident">payload</span>, <span class="kw-2">&amp;</span><span class="ident">data</span>).<span class="kw">await</span><span class="question-mark">?</span>;
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse::Ok</span>())
}
<span class="attribute">#[<span class="ident">my_codegen::post</span>(<span class="ident">path</span> <span class="op">=</span> <span class="string">&quot;crate::V1_API_ROUTES.auth.login&quot;</span>)]</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">login</span>(
<span class="ident">id</span>: <span class="ident">Identity</span>,
<span class="ident">payload</span>: <span class="ident">web::Json</span><span class="op">&lt;</span><span class="ident">runners::Login</span><span class="op">&gt;</span>,
<span class="ident">query</span>: <span class="ident">web::Query</span><span class="op">&lt;</span><span class="ident"><span class="kw">super</span>::RedirectQuery</span><span class="op">&gt;</span>,
<span class="ident">data</span>: <span class="ident">AppData</span>,
) -&gt; <span class="ident">ServiceResult</span><span class="op">&lt;</span><span class="kw">impl</span> <span class="ident">Responder</span><span class="op">&gt;</span> {
<span class="kw">let</span> <span class="ident">username</span> <span class="op">=</span> <span class="ident">runners::login_runner</span>(<span class="ident">payload</span>.<span class="ident">into_inner</span>(), <span class="kw-2">&amp;</span><span class="ident">data</span>).<span class="kw">await</span><span class="question-mark">?</span>;
<span class="ident">id</span>.<span class="ident">remember</span>(<span class="ident">username</span>);
<span class="comment">// Ok(HttpResponse::Ok())</span>
<span class="kw">let</span> <span class="ident">query</span> <span class="op">=</span> <span class="ident">query</span>.<span class="ident">into_inner</span>();
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">redirect_to</span>) <span class="op">=</span> <span class="ident">query</span>.<span class="ident">redirect_to</span> {
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse::Found</span>()
.<span class="ident">append_header</span>((<span class="ident">header::LOCATION</span>, <span class="ident">redirect_to</span>))
.<span class="ident">finish</span>())
} <span class="kw">else</span> {
<span class="prelude-val">Ok</span>(<span class="ident">HttpResponse::Ok</span>().<span class="ident">finish</span>())
}
}
<span class="attribute">#[<span class="ident">my_codegen::get</span>(
<span class="ident">path</span> <span class="op">=</span> <span class="string">&quot;crate::V1_API_ROUTES.auth.logout&quot;</span>,
<span class="ident">wrap</span> <span class="op">=</span> <span class="string">&quot;crate::api::v1::get_middleware()&quot;</span>
)]</span>
<span class="kw">async</span> <span class="kw">fn</span> <span class="ident">signout</span>(<span class="ident">id</span>: <span class="ident">Identity</span>) -&gt; <span class="kw">impl</span> <span class="ident">Responder</span> {
<span class="kw">if</span> <span class="ident">id</span>.<span class="ident">identity</span>().<span class="ident">is_some</span>() {
<span class="ident">id</span>.<span class="ident">forget</span>();
}
<span class="ident">HttpResponse::Found</span>()
.<span class="ident">append_header</span>((<span class="ident">header::LOCATION</span>, <span class="ident"><span class="kw">crate</span>::PAGES</span>.<span class="ident">auth</span>.<span class="ident">login</span>))
.<span class="ident">finish</span>()
}
</code></pre></div>
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