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Add lorax 31.10 documentation
2019-12-19 22:03:12 +00:00
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<h1>Source code for pylorax.api.v1</h1><div class="highlight"><pre>
<span></span><span class="c1">#</span>
<span class="c1"># Copyright (C) 2019 Red Hat, Inc.</span>
<span class="c1">#</span>
<span class="c1"># This program is free software; you can redistribute it and/or modify</span>
<span class="c1"># it under the terms of the GNU General Public License as published by</span>
<span class="c1"># the Free Software Foundation; either version 2 of the License, or</span>
<span class="c1"># (at your option) any later version.</span>
<span class="c1">#</span>
<span class="c1"># This program is distributed in the hope that it will be useful,</span>
<span class="c1"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span class="c1"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<span class="c1"># GNU General Public License for more details.</span>
<span class="c1">#</span>
<span class="c1"># You should have received a copy of the GNU General Public License</span>
<span class="c1"># along with this program. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<span class="c1">#</span>
<span class="sd">&quot;&quot;&quot; Setup v1 of the API server</span>
<span class="sd">&quot;&quot;&quot;</span>
<span class="kn">import</span> <span class="nn">logging</span>
<span class="n">log</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">getLogger</span><span class="p">(</span><span class="s2">&quot;lorax-composer&quot;</span><span class="p">)</span>
<span class="kn">from</span> <span class="nn">flask</span> <span class="k">import</span> <span class="n">jsonify</span><span class="p">,</span> <span class="n">request</span>
<span class="kn">from</span> <span class="nn">flask</span> <span class="k">import</span> <span class="n">current_app</span> <span class="k">as</span> <span class="n">api</span>
<span class="kn">from</span> <span class="nn">pylorax.api.checkparams</span> <span class="k">import</span> <span class="n">checkparams</span>
<span class="kn">from</span> <span class="nn">pylorax.api.errors</span> <span class="k">import</span> <span class="n">INVALID_CHARS</span><span class="p">,</span> <span class="n">PROJECTS_ERROR</span><span class="p">,</span> <span class="n">SYSTEM_SOURCE</span><span class="p">,</span> <span class="n">UNKNOWN_SOURCE</span>
<span class="kn">from</span> <span class="nn">pylorax.api.flask_blueprint</span> <span class="k">import</span> <span class="n">BlueprintSkip</span>
<span class="kn">from</span> <span class="nn">pylorax.api.projects</span> <span class="k">import</span> <span class="n">get_repo_sources</span><span class="p">,</span> <span class="n">new_repo_source</span><span class="p">,</span> <span class="n">repo_to_source</span>
<span class="kn">from</span> <span class="nn">pylorax.api.regexes</span> <span class="k">import</span> <span class="n">VALID_API_STRING</span>
<span class="kn">import</span> <span class="nn">pylorax.api.toml</span> <span class="k">as</span> <span class="nn">toml</span>
<span class="c1"># Create the v1 routes Blueprint with skip_routes support</span>
<span class="n">v1_api</span> <span class="o">=</span> <span class="n">BlueprintSkip</span><span class="p">(</span><span class="s2">&quot;v1_routes&quot;</span><span class="p">,</span> <span class="vm">__name__</span><span class="p">)</span>
<div class="viewcode-block" id="v1_projects_source_info"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.v1.v1_projects_source_info">[docs]</a><span class="nd">@v1_api</span><span class="o">.</span><span class="n">route</span><span class="p">(</span><span class="s2">&quot;/projects/source/info&quot;</span><span class="p">,</span> <span class="n">defaults</span><span class="o">=</span><span class="p">{</span><span class="s1">&#39;source_ids&#39;</span><span class="p">:</span> <span class="s2">&quot;&quot;</span><span class="p">})</span>
<span class="nd">@v1_api</span><span class="o">.</span><span class="n">route</span><span class="p">(</span><span class="s2">&quot;/projects/source/info/&lt;source_ids&gt;&quot;</span><span class="p">)</span>
<span class="nd">@checkparams</span><span class="p">([(</span><span class="s2">&quot;source_ids&quot;</span><span class="p">,</span> <span class="s2">&quot;&quot;</span><span class="p">,</span> <span class="s2">&quot;no source names given&quot;</span><span class="p">)])</span>
<span class="k">def</span> <span class="nf">v1_projects_source_info</span><span class="p">(</span><span class="n">source_ids</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return detailed info about the list of sources</span>
<span class="sd"> **/api/v1/projects/source/info/&lt;source-ids&gt;**</span>
<span class="sd"> Return information about the comma-separated list of source ids. Or all of the</span>
<span class="sd"> sources if &#39;*&#39; is passed. Note that general globbing is not supported, only &#39;*&#39;.</span>
<span class="sd"> Immutable system sources will have the &quot;system&quot; field set to true. User added sources</span>
<span class="sd"> will have it set to false. System sources cannot be changed or deleted.</span>
<span class="sd"> Example::</span>
<span class="sd"> {</span>
<span class="sd"> &quot;errors&quot;: [],</span>
<span class="sd"> &quot;sources&quot;: {</span>
<span class="sd"> &quot;fedora&quot;: {</span>
<span class="sd"> &quot;check_gpg&quot;: true,</span>
<span class="sd"> &quot;check_ssl&quot;: true,</span>
<span class="sd"> &quot;gpgkey_urls&quot;: [</span>
<span class="sd"> &quot;file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-28-x86_64&quot;</span>
<span class="sd"> ],</span>
<span class="sd"> &quot;id&quot;: &quot;fedora&quot;,</span>
<span class="sd"> &quot;name&quot;: &quot;Fedora $releasever - $basearch&quot;,</span>
<span class="sd"> &quot;proxy&quot;: &quot;http://proxy.brianlane.com:8123&quot;,</span>
<span class="sd"> &quot;system&quot;: true,</span>
<span class="sd"> &quot;type&quot;: &quot;yum-metalink&quot;,</span>
<span class="sd"> &quot;url&quot;: &quot;https://mirrors.fedoraproject.org/metalink?repo=fedora-28&amp;arch=x86_64&quot;</span>
<span class="sd"> }</span>
<span class="sd"> }</span>
<span class="sd"> }</span>
<span class="sd"> In v0 the ``name`` field was used for the id (a short name for the repo). In v1 ``name`` changed</span>
<span class="sd"> to ``id`` and ``name`` is now used for the longer descriptive name of the repository.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">VALID_API_STRING</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">source_ids</span><span class="p">)</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="p">[{</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">INVALID_CHARS</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="s2">&quot;Invalid characters in API path&quot;</span><span class="p">}]),</span> <span class="mi">400</span>
<span class="n">out_fmt</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">args</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;format&quot;</span><span class="p">,</span> <span class="s2">&quot;json&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">VALID_API_STRING</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">out_fmt</span><span class="p">)</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="p">[{</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">INVALID_CHARS</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="s2">&quot;Invalid characters in format argument&quot;</span><span class="p">}]),</span> <span class="mi">400</span>
<span class="c1"># Return info on all of the sources</span>
<span class="k">if</span> <span class="n">source_ids</span> <span class="o">==</span> <span class="s2">&quot;*&quot;</span><span class="p">:</span>
<span class="k">with</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lock</span><span class="p">:</span>
<span class="n">source_ids</span> <span class="o">=</span> <span class="s2">&quot;,&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">r</span><span class="o">.</span><span class="n">id</span> <span class="k">for</span> <span class="n">r</span> <span class="ow">in</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">dbo</span><span class="o">.</span><span class="n">repos</span><span class="o">.</span><span class="n">iter_enabled</span><span class="p">())</span>
<span class="n">sources</span> <span class="o">=</span> <span class="p">{}</span>
<span class="n">errors</span> <span class="o">=</span> <span class="p">[]</span>
<span class="n">system_sources</span> <span class="o">=</span> <span class="n">get_repo_sources</span><span class="p">(</span><span class="s2">&quot;/etc/yum.repos.d/*.repo&quot;</span><span class="p">)</span>
<span class="k">for</span> <span class="n">source</span> <span class="ow">in</span> <span class="n">source_ids</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">&quot;,&quot;</span><span class="p">):</span>
<span class="k">with</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lock</span><span class="p">:</span>
<span class="n">repo</span> <span class="o">=</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">dbo</span><span class="o">.</span><span class="n">repos</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">source</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">repo</span><span class="p">:</span>
<span class="n">errors</span><span class="o">.</span><span class="n">append</span><span class="p">({</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">UNKNOWN_SOURCE</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="s2">&quot;</span><span class="si">%s</span><span class="s2"> is not a valid source&quot;</span> <span class="o">%</span> <span class="n">source</span><span class="p">})</span>
<span class="k">continue</span>
<span class="n">sources</span><span class="p">[</span><span class="n">repo</span><span class="o">.</span><span class="n">id</span><span class="p">]</span> <span class="o">=</span> <span class="n">repo_to_source</span><span class="p">(</span><span class="n">repo</span><span class="p">,</span> <span class="n">repo</span><span class="o">.</span><span class="n">id</span> <span class="ow">in</span> <span class="n">system_sources</span><span class="p">,</span> <span class="n">api</span><span class="o">=</span><span class="mi">1</span><span class="p">)</span>
<span class="k">if</span> <span class="n">out_fmt</span> <span class="o">==</span> <span class="s2">&quot;toml&quot;</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">errors</span><span class="p">:</span>
<span class="c1"># With TOML output we just want to dump the raw sources, skipping the errors</span>
<span class="k">return</span> <span class="n">toml</span><span class="o">.</span><span class="n">dumps</span><span class="p">(</span><span class="n">sources</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">out_fmt</span> <span class="o">==</span> <span class="s2">&quot;toml&quot;</span> <span class="ow">and</span> <span class="n">errors</span><span class="p">:</span>
<span class="c1"># TOML requested, but there was an error</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="n">errors</span><span class="p">),</span> <span class="mi">400</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">sources</span><span class="o">=</span><span class="n">sources</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="n">errors</span><span class="p">)</span></div>
<div class="viewcode-block" id="v1_projects_source_new"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.v1.v1_projects_source_new">[docs]</a><span class="nd">@v1_api</span><span class="o">.</span><span class="n">route</span><span class="p">(</span><span class="s2">&quot;/projects/source/new&quot;</span><span class="p">,</span> <span class="n">methods</span><span class="o">=</span><span class="p">[</span><span class="s2">&quot;POST&quot;</span><span class="p">])</span>
<span class="k">def</span> <span class="nf">v1_projects_source_new</span><span class="p">():</span>
<span class="sd">&quot;&quot;&quot;Add a new package source. Or change an existing one</span>
<span class="sd"> **POST /api/v0/projects/source/new**</span>
<span class="sd"> Add (or change) a source for use when depsolving blueprints and composing images.</span>
<span class="sd"> The ``proxy`` and ``gpgkey_urls`` entries are optional. All of the others are required. The supported</span>
<span class="sd"> types for the urls are:</span>
<span class="sd"> * ``yum-baseurl`` is a URL to a yum repository.</span>
<span class="sd"> * ``yum-mirrorlist`` is a URL for a mirrorlist.</span>
<span class="sd"> * ``yum-metalink`` is a URL for a metalink.</span>
<span class="sd"> If ``check_ssl`` is true the https certificates must be valid. If they are self-signed you can either set</span>
<span class="sd"> this to false, or add your Certificate Authority to the host system.</span>
<span class="sd"> If ``check_gpg`` is true the GPG key must either be installed on the host system, or ``gpgkey_urls``</span>
<span class="sd"> should point to it.</span>
<span class="sd"> You can edit an existing source (other than system sources), by doing a POST</span>
<span class="sd"> of the new version of the source. It will overwrite the previous one.</span>
<span class="sd"> Example::</span>
<span class="sd"> {</span>
<span class="sd"> &quot;id&quot;: &quot;custom-source-1&quot;,</span>
<span class="sd"> &quot;name&quot;: &quot;Custom Package Source #1&quot;,</span>
<span class="sd"> &quot;url&quot;: &quot;https://url/path/to/repository/&quot;,</span>
<span class="sd"> &quot;type&quot;: &quot;yum-baseurl&quot;,</span>
<span class="sd"> &quot;check_ssl&quot;: true,</span>
<span class="sd"> &quot;check_gpg&quot;: true,</span>
<span class="sd"> &quot;gpgkey_urls&quot;: [</span>
<span class="sd"> &quot;https://url/path/to/gpg-key&quot;</span>
<span class="sd"> ]</span>
<span class="sd"> }</span>
<span class="sd"> In v0 the ``name`` field was used for the id (a short name for the repo). In v1 ``name`` changed</span>
<span class="sd"> to ``id`` and ``name`` is now used for the longer descriptive name of the repository.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">request</span><span class="o">.</span><span class="n">headers</span><span class="p">[</span><span class="s1">&#39;Content-Type&#39;</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;text/x-toml&quot;</span><span class="p">:</span>
<span class="n">source</span> <span class="o">=</span> <span class="n">toml</span><span class="o">.</span><span class="n">loads</span><span class="p">(</span><span class="n">request</span><span class="o">.</span><span class="n">data</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">source</span> <span class="o">=</span> <span class="n">request</span><span class="o">.</span><span class="n">get_json</span><span class="p">(</span><span class="n">cache</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
<span class="c1"># Check for id in source, return error if not</span>
<span class="k">if</span> <span class="s2">&quot;id&quot;</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">source</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="p">[{</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">UNKNOWN_SOURCE</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="s2">&quot;&#39;id&#39; field is missing from API v1 request.&quot;</span><span class="p">}]),</span> <span class="mi">400</span>
<span class="n">system_sources</span> <span class="o">=</span> <span class="n">get_repo_sources</span><span class="p">(</span><span class="s2">&quot;/etc/yum.repos.d/*.repo&quot;</span><span class="p">)</span>
<span class="k">if</span> <span class="n">source</span><span class="p">[</span><span class="s2">&quot;id&quot;</span><span class="p">]</span> <span class="ow">in</span> <span class="n">system_sources</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="p">[{</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">SYSTEM_SOURCE</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="s2">&quot;</span><span class="si">%s</span><span class="s2"> is a system source, it cannot be changed.&quot;</span> <span class="o">%</span> <span class="n">source</span><span class="p">[</span><span class="s2">&quot;id&quot;</span><span class="p">]}]),</span> <span class="mi">400</span>
<span class="k">try</span><span class="p">:</span>
<span class="c1"># Remove it from the RepoDict (NOTE that this isn&#39;t explicitly supported by the DNF API)</span>
<span class="k">with</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lock</span><span class="p">:</span>
<span class="n">repo_dir</span> <span class="o">=</span> <span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;COMPOSER_CFG&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;composer&quot;</span><span class="p">,</span> <span class="s2">&quot;repo_dir&quot;</span><span class="p">)</span>
<span class="n">new_repo_source</span><span class="p">(</span><span class="n">api</span><span class="o">.</span><span class="n">config</span><span class="p">[</span><span class="s2">&quot;DNFLOCK&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">dbo</span><span class="p">,</span> <span class="n">source</span><span class="p">[</span><span class="s2">&quot;id&quot;</span><span class="p">],</span> <span class="n">source</span><span class="p">,</span> <span class="n">repo_dir</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">Exception</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">False</span><span class="p">,</span> <span class="n">errors</span><span class="o">=</span><span class="p">[{</span><span class="s2">&quot;id&quot;</span><span class="p">:</span> <span class="n">PROJECTS_ERROR</span><span class="p">,</span> <span class="s2">&quot;msg&quot;</span><span class="p">:</span> <span class="nb">str</span><span class="p">(</span><span class="n">e</span><span class="p">)}]),</span> <span class="mi">400</span>
<span class="k">return</span> <span class="n">jsonify</span><span class="p">(</span><span class="n">status</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span></div>
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