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2018-05-14 13:00:15 -07:00

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<h1>Source code for pylorax.api.projects</h1><div class="highlight"><pre>
<span></span><span class="c1">#</span>
<span class="c1"># Copyright (C) 2017 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="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">import</span> <span class="nn">dnf</span>
<span class="kn">import</span> <span class="nn">time</span>
<span class="n">TIME_FORMAT</span> <span class="o">=</span> <span class="s2">&quot;%Y-%m-</span><span class="si">%d</span><span class="s2">T%H:%M:%S&quot;</span>
<div class="viewcode-block" id="ProjectsError"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.ProjectsError">[docs]</a><span class="k">class</span> <span class="nc">ProjectsError</span><span class="p">(</span><span class="ne">Exception</span><span class="p">):</span>
<span class="k">pass</span></div>
<div class="viewcode-block" id="api_time"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.api_time">[docs]</a><span class="k">def</span> <span class="nf">api_time</span><span class="p">(</span><span class="n">t</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Convert time since epoch to a string</span>
<span class="sd"> :param t: Seconds since epoch</span>
<span class="sd"> :type t: int</span>
<span class="sd"> :returns: Time string</span>
<span class="sd"> :rtype: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="n">time</span><span class="o">.</span><span class="n">strftime</span><span class="p">(</span><span class="n">TIME_FORMAT</span><span class="p">,</span> <span class="n">time</span><span class="o">.</span><span class="n">localtime</span><span class="p">(</span><span class="n">t</span><span class="p">))</span></div>
<div class="viewcode-block" id="api_changelog"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.api_changelog">[docs]</a><span class="k">def</span> <span class="nf">api_changelog</span><span class="p">(</span><span class="n">changelog</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Convert the changelog to a string</span>
<span class="sd"> :param changelog: A list of time, author, string tuples.</span>
<span class="sd"> :type changelog: tuple</span>
<span class="sd"> :returns: The most recent changelog text or &quot;&quot;</span>
<span class="sd"> :rtype: str</span>
<span class="sd"> This returns only the most recent changelog entry.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">entry</span> <span class="o">=</span> <span class="n">changelog</span><span class="p">[</span><span class="mi">0</span><span class="p">][</span><span class="mi">2</span><span class="p">]</span>
<span class="k">except</span> <span class="ne">IndexError</span><span class="p">:</span>
<span class="n">entry</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
<span class="k">return</span> <span class="n">entry</span></div>
<div class="viewcode-block" id="pkg_to_project"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.pkg_to_project">[docs]</a><span class="k">def</span> <span class="nf">pkg_to_project</span><span class="p">(</span><span class="n">pkg</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Extract the details from a hawkey.Package object</span>
<span class="sd"> :param pkgs: hawkey.Package object with package details</span>
<span class="sd"> :type pkgs: hawkey.Package</span>
<span class="sd"> :returns: A dict with the name, summary, description, and url.</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> upstream_vcs is hard-coded to UPSTREAM_VCS</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="p">{</span><span class="s2">&quot;name&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">name</span><span class="p">,</span>
<span class="s2">&quot;summary&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">summary</span><span class="p">,</span>
<span class="s2">&quot;description&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">description</span><span class="p">,</span>
<span class="s2">&quot;homepage&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">url</span><span class="p">,</span>
<span class="s2">&quot;upstream_vcs&quot;</span><span class="p">:</span> <span class="s2">&quot;UPSTREAM_VCS&quot;</span><span class="p">}</span></div>
<div class="viewcode-block" id="pkg_to_project_info"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.pkg_to_project_info">[docs]</a><span class="k">def</span> <span class="nf">pkg_to_project_info</span><span class="p">(</span><span class="n">pkg</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Extract the details from a hawkey.Package object</span>
<span class="sd"> :param pkg: hawkey.Package object with package details</span>
<span class="sd"> :type pkg: hawkey.Package</span>
<span class="sd"> :returns: A dict with the project details, as well as epoch, release, arch, build_time, changelog, ...</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> metadata entries are hard-coded to {}</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">build</span> <span class="o">=</span> <span class="p">{</span><span class="s2">&quot;epoch&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">epoch</span><span class="p">,</span>
<span class="s2">&quot;release&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">release</span><span class="p">,</span>
<span class="s2">&quot;arch&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">arch</span><span class="p">,</span>
<span class="s2">&quot;build_time&quot;</span><span class="p">:</span> <span class="n">api_time</span><span class="p">(</span><span class="n">pkg</span><span class="o">.</span><span class="n">buildtime</span><span class="p">),</span>
<span class="s2">&quot;changelog&quot;</span><span class="p">:</span> <span class="s2">&quot;CHANGELOG_NEEDED&quot;</span><span class="p">,</span> <span class="c1"># XXX Not in hawkey.Package</span>
<span class="s2">&quot;build_config_ref&quot;</span><span class="p">:</span> <span class="s2">&quot;BUILD_CONFIG_REF&quot;</span><span class="p">,</span>
<span class="s2">&quot;build_env_ref&quot;</span><span class="p">:</span> <span class="s2">&quot;BUILD_ENV_REF&quot;</span><span class="p">,</span>
<span class="s2">&quot;metadata&quot;</span><span class="p">:</span> <span class="p">{},</span>
<span class="s2">&quot;source&quot;</span><span class="p">:</span> <span class="p">{</span><span class="s2">&quot;license&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">license</span><span class="p">,</span>
<span class="s2">&quot;version&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">version</span><span class="p">,</span>
<span class="s2">&quot;source_ref&quot;</span><span class="p">:</span> <span class="s2">&quot;SOURCE_REF&quot;</span><span class="p">,</span>
<span class="s2">&quot;metadata&quot;</span><span class="p">:</span> <span class="p">{}}}</span>
<span class="k">return</span> <span class="p">{</span><span class="s2">&quot;name&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">name</span><span class="p">,</span>
<span class="s2">&quot;summary&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">summary</span><span class="p">,</span>
<span class="s2">&quot;description&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">description</span><span class="p">,</span>
<span class="s2">&quot;homepage&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">url</span><span class="p">,</span>
<span class="s2">&quot;upstream_vcs&quot;</span><span class="p">:</span> <span class="s2">&quot;UPSTREAM_VCS&quot;</span><span class="p">,</span>
<span class="s2">&quot;builds&quot;</span><span class="p">:</span> <span class="p">[</span><span class="n">build</span><span class="p">]}</span></div>
<div class="viewcode-block" id="pkg_to_dep"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.pkg_to_dep">[docs]</a><span class="k">def</span> <span class="nf">pkg_to_dep</span><span class="p">(</span><span class="n">pkg</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Extract the info from a hawkey.Package object</span>
<span class="sd"> :param pkg: A hawkey.Package object</span>
<span class="sd"> :type pkg: hawkey.Package</span>
<span class="sd"> :returns: A dict with name, epoch, version, release, arch</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="p">{</span><span class="s2">&quot;name&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">name</span><span class="p">,</span>
<span class="s2">&quot;epoch&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">epoch</span><span class="p">,</span>
<span class="s2">&quot;version&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">version</span><span class="p">,</span>
<span class="s2">&quot;release&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">release</span><span class="p">,</span>
<span class="s2">&quot;arch&quot;</span><span class="p">:</span> <span class="n">pkg</span><span class="o">.</span><span class="n">arch</span><span class="p">}</span></div>
<div class="viewcode-block" id="proj_to_module"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.proj_to_module">[docs]</a><span class="k">def</span> <span class="nf">proj_to_module</span><span class="p">(</span><span class="n">proj</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Extract the name from a project_info dict</span>
<span class="sd"> :param pkg: dict with package details</span>
<span class="sd"> :type pkg: dict</span>
<span class="sd"> :returns: A dict with name, and group_type</span>
<span class="sd"> :rtype: dict</span>
<span class="sd"> group_type is hard-coded to &quot;rpm&quot;</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="p">{</span><span class="s2">&quot;name&quot;</span><span class="p">:</span> <span class="n">proj</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">],</span>
<span class="s2">&quot;group_type&quot;</span><span class="p">:</span> <span class="s2">&quot;rpm&quot;</span><span class="p">}</span></div>
<div class="viewcode-block" id="dep_evra"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.dep_evra">[docs]</a><span class="k">def</span> <span class="nf">dep_evra</span><span class="p">(</span><span class="n">dep</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return the epoch:version-release.arch for the dep</span>
<span class="sd"> :param dep: dependency dict</span>
<span class="sd"> :type dep: dict</span>
<span class="sd"> :returns: epoch:version-release.arch</span>
<span class="sd"> :rtype: str</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">dep</span><span class="p">[</span><span class="s2">&quot;epoch&quot;</span><span class="p">]</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="k">return</span> <span class="n">dep</span><span class="p">[</span><span class="s2">&quot;version&quot;</span><span class="p">]</span><span class="o">+</span><span class="s2">&quot;-&quot;</span><span class="o">+</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;release&quot;</span><span class="p">]</span><span class="o">+</span><span class="s2">&quot;.&quot;</span><span class="o">+</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;arch&quot;</span><span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="nb">str</span><span class="p">(</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;epoch&quot;</span><span class="p">])</span><span class="o">+</span><span class="s2">&quot;:&quot;</span><span class="o">+</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;version&quot;</span><span class="p">]</span><span class="o">+</span><span class="s2">&quot;-&quot;</span><span class="o">+</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;release&quot;</span><span class="p">]</span><span class="o">+</span><span class="s2">&quot;.&quot;</span><span class="o">+</span><span class="n">dep</span><span class="p">[</span><span class="s2">&quot;arch&quot;</span><span class="p">]</span></div>
<div class="viewcode-block" id="dep_nevra"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.dep_nevra">[docs]</a><span class="k">def</span> <span class="nf">dep_nevra</span><span class="p">(</span><span class="n">dep</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return the name-epoch:version-release.arch&quot;&quot;&quot;</span>
<span class="k">return</span> <span class="n">dep</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">+</span><span class="s2">&quot;-&quot;</span><span class="o">+</span><span class="n">dep_evra</span><span class="p">(</span><span class="n">dep</span><span class="p">)</span></div>
<div class="viewcode-block" id="projects_list"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.projects_list">[docs]</a><span class="k">def</span> <span class="nf">projects_list</span><span class="p">(</span><span class="n">dbo</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return a list of projects</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :returns: List of project info dicts with name, summary, description, homepage, upstream_vcs</span>
<span class="sd"> :rtype: list of dicts</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">return</span> <span class="n">projects_info</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span></div>
<div class="viewcode-block" id="projects_info"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.projects_info">[docs]</a><span class="k">def</span> <span class="nf">projects_info</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">project_names</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return details about specific projects</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :param project_names: List of names of projects to get info about</span>
<span class="sd"> :type project_names: str</span>
<span class="sd"> :returns: List of project info dicts with pkg_to_project as well as epoch, version, release, etc.</span>
<span class="sd"> :rtype: list of dicts</span>
<span class="sd"> If project_names is None it will return the full list of available packages</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="k">if</span> <span class="n">project_names</span><span class="p">:</span>
<span class="n">pkgs</span> <span class="o">=</span> <span class="n">dbo</span><span class="o">.</span><span class="n">sack</span><span class="o">.</span><span class="n">query</span><span class="p">()</span><span class="o">.</span><span class="n">available</span><span class="p">()</span><span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">name__glob</span><span class="o">=</span><span class="n">project_names</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">pkgs</span> <span class="o">=</span> <span class="n">dbo</span><span class="o">.</span><span class="n">sack</span><span class="o">.</span><span class="n">query</span><span class="p">()</span><span class="o">.</span><span class="n">available</span><span class="p">()</span>
<span class="k">return</span> <span class="nb">sorted</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="n">pkg_to_project_info</span><span class="p">,</span> <span class="n">pkgs</span><span class="p">),</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">p</span><span class="p">:</span> <span class="n">p</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lower</span><span class="p">())</span></div>
<div class="viewcode-block" id="projects_depsolve"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.projects_depsolve">[docs]</a><span class="k">def</span> <span class="nf">projects_depsolve</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">project_names</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return the dependencies for a list of projects</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :param project_names: The projects to find the dependencies for</span>
<span class="sd"> :type project_names: List of Strings</span>
<span class="sd"> :returns: NEVRA&#39;s of the project and its dependencies</span>
<span class="sd"> :rtype: list of dicts</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="c1"># This resets the transaction</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">reset</span><span class="p">(</span><span class="n">goal</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">project_names</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">install</span><span class="p">(</span><span class="n">p</span><span class="p">)</span>
<span class="k">except</span> <span class="n">dnf</span><span class="o">.</span><span class="n">exceptions</span><span class="o">.</span><span class="n">MarkingError</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">ProjectsError</span><span class="p">(</span><span class="s2">&quot;No match for </span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">p</span><span class="p">)</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">resolve</span><span class="p">()</span>
<span class="k">except</span> <span class="n">dnf</span><span class="o">.</span><span class="n">exceptions</span><span class="o">.</span><span class="n">DepsolveError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">ProjectsError</span><span class="p">(</span><span class="s2">&quot;There was a problem depsolving </span><span class="si">%s</span><span class="s2">: </span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="p">(</span><span class="n">project_names</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="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">dbo</span><span class="o">.</span><span class="n">transaction</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="k">return</span> <span class="p">[]</span>
<span class="k">return</span> <span class="nb">sorted</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="n">pkg_to_dep</span><span class="p">,</span> <span class="n">dbo</span><span class="o">.</span><span class="n">transaction</span><span class="o">.</span><span class="n">install_set</span><span class="p">),</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">p</span><span class="p">:</span> <span class="n">p</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lower</span><span class="p">())</span></div>
<div class="viewcode-block" id="estimate_size"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.estimate_size">[docs]</a><span class="k">def</span> <span class="nf">estimate_size</span><span class="p">(</span><span class="n">packages</span><span class="p">,</span> <span class="n">block_size</span><span class="o">=</span><span class="mi">6144</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Estimate the installed size of a package list</span>
<span class="sd"> :param packages: The packages to be installed</span>
<span class="sd"> :type packages: list of hawkey.Package objects</span>
<span class="sd"> :param block_size: The block size to use for rounding up file sizes.</span>
<span class="sd"> :type block_size: int</span>
<span class="sd"> :returns: The estimated size of installed packages</span>
<span class="sd"> :rtype: int</span>
<span class="sd"> Estimating actual requirements is difficult without the actual file sizes, which</span>
<span class="sd"> dnf doesn&#39;t provide access to. So use the file count and block size to estimate</span>
<span class="sd"> a minimum size for each package.</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">installed_size</span> <span class="o">=</span> <span class="mi">0</span>
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">packages</span><span class="p">:</span>
<span class="n">installed_size</span> <span class="o">+=</span> <span class="nb">len</span><span class="p">(</span><span class="n">p</span><span class="o">.</span><span class="n">files</span><span class="p">)</span> <span class="o">*</span> <span class="n">block_size</span>
<span class="n">installed_size</span> <span class="o">+=</span> <span class="n">p</span><span class="o">.</span><span class="n">installsize</span>
<span class="k">return</span> <span class="n">installed_size</span></div>
<div class="viewcode-block" id="projects_depsolve_with_size"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.projects_depsolve_with_size">[docs]</a><span class="k">def</span> <span class="nf">projects_depsolve_with_size</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">project_names</span><span class="p">,</span> <span class="n">with_core</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return the dependencies and installed size for a list of projects</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :param project_names: The projects to find the dependencies for</span>
<span class="sd"> :type project_names: List of Strings</span>
<span class="sd"> :returns: installed size and a list of NEVRA&#39;s of the project and its dependencies</span>
<span class="sd"> :rtype: tuple of (int, list of dicts)</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="c1"># This resets the transaction</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">reset</span><span class="p">(</span><span class="n">goal</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
<span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">project_names</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">install</span><span class="p">(</span><span class="n">p</span><span class="p">)</span>
<span class="k">except</span> <span class="n">dnf</span><span class="o">.</span><span class="n">exceptions</span><span class="o">.</span><span class="n">MarkingError</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">ProjectsError</span><span class="p">(</span><span class="s2">&quot;No match for </span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">p</span><span class="p">)</span>
<span class="k">if</span> <span class="n">with_core</span><span class="p">:</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">group_install</span><span class="p">(</span><span class="s2">&quot;core&quot;</span><span class="p">,</span> <span class="p">[</span><span class="s1">&#39;mandatory&#39;</span><span class="p">,</span> <span class="s1">&#39;default&#39;</span><span class="p">,</span> <span class="s1">&#39;optional&#39;</span><span class="p">])</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">dbo</span><span class="o">.</span><span class="n">resolve</span><span class="p">()</span>
<span class="k">except</span> <span class="n">dnf</span><span class="o">.</span><span class="n">exceptions</span><span class="o">.</span><span class="n">DepsolveError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">raise</span> <span class="n">ProjectsError</span><span class="p">(</span><span class="s2">&quot;There was a problem depsolving </span><span class="si">%s</span><span class="s2">: </span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="p">(</span><span class="n">project_names</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="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">dbo</span><span class="o">.</span><span class="n">transaction</span><span class="p">)</span> <span class="o">==</span> <span class="mi">0</span><span class="p">:</span>
<span class="k">return</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="p">[])</span>
<span class="n">installed_size</span> <span class="o">=</span> <span class="n">estimate_size</span><span class="p">(</span><span class="n">dbo</span><span class="o">.</span><span class="n">transaction</span><span class="o">.</span><span class="n">install_set</span><span class="p">)</span>
<span class="n">deps</span> <span class="o">=</span> <span class="nb">sorted</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="n">pkg_to_dep</span><span class="p">,</span> <span class="n">dbo</span><span class="o">.</span><span class="n">transaction</span><span class="o">.</span><span class="n">install_set</span><span class="p">),</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">p</span><span class="p">:</span> <span class="n">p</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lower</span><span class="p">())</span>
<span class="k">return</span> <span class="p">(</span><span class="n">installed_size</span><span class="p">,</span> <span class="n">deps</span><span class="p">)</span></div>
<div class="viewcode-block" id="modules_list"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.modules_list">[docs]</a><span class="k">def</span> <span class="nf">modules_list</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">module_names</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return a list of modules</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :param offset: Number of modules to skip</span>
<span class="sd"> :type limit: int</span>
<span class="sd"> :param limit: Maximum number of modules to return</span>
<span class="sd"> :type limit: int</span>
<span class="sd"> :returns: List of module information and total count</span>
<span class="sd"> :rtype: tuple of a list of dicts and an Int</span>
<span class="sd"> Modules don&#39;t exist in RHEL7 so this only returns projects</span>
<span class="sd"> and sets the type to &quot;rpm&quot;</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="c1"># TODO - Figure out what to do with this for Fedora &#39;modules&#39;</span>
<span class="n">projs</span> <span class="o">=</span> <span class="n">projects_info</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">module_names</span><span class="p">)</span>
<span class="k">return</span> <span class="nb">sorted</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="n">proj_to_module</span><span class="p">,</span> <span class="n">projs</span><span class="p">),</span> <span class="n">key</span><span class="o">=</span><span class="k">lambda</span> <span class="n">p</span><span class="p">:</span> <span class="n">p</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]</span><span class="o">.</span><span class="n">lower</span><span class="p">())</span></div>
<div class="viewcode-block" id="modules_info"><a class="viewcode-back" href="../../../pylorax.api.html#pylorax.api.projects.modules_info">[docs]</a><span class="k">def</span> <span class="nf">modules_info</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">module_names</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;Return details about a module, including dependencies</span>
<span class="sd"> :param dbo: dnf base object</span>
<span class="sd"> :type dbo: dnf.Base</span>
<span class="sd"> :param module_names: Names of the modules to get info about</span>
<span class="sd"> :type module_names: str</span>
<span class="sd"> :returns: List of dicts with module details and dependencies.</span>
<span class="sd"> :rtype: list of dicts</span>
<span class="sd"> &quot;&quot;&quot;</span>
<span class="n">modules</span> <span class="o">=</span> <span class="n">projects_info</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="n">module_names</span><span class="p">)</span>
<span class="c1"># Add the dependency info to each one</span>
<span class="k">for</span> <span class="n">module</span> <span class="ow">in</span> <span class="n">modules</span><span class="p">:</span>
<span class="n">module</span><span class="p">[</span><span class="s2">&quot;dependencies&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">projects_depsolve</span><span class="p">(</span><span class="n">dbo</span><span class="p">,</span> <span class="p">[</span><span class="n">module</span><span class="p">[</span><span class="s2">&quot;name&quot;</span><span class="p">]])</span>
<span class="k">return</span> <span class="n">modules</span></div>
</pre></div>
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