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<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
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<h1>Source code for lifted.providers</h1><div class="highlight"><pre>
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<span></span><span class="c1">#</span>
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<span class="c1"># Copyright (C) 2019 Red Hat, Inc.</span>
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<span class="c1">#</span>
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<span class="c1"># This program is free software; you can redistribute it and/or modify</span>
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<span class="c1"># it under the terms of the GNU General Public License as published by</span>
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<span class="c1"># the Free Software Foundation; either version 2 of the License, or</span>
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<span class="c1"># (at your option) any later version.</span>
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<span class="c1">#</span>
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<span class="c1"># This program is distributed in the hope that it will be useful,</span>
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<span class="c1"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
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<span class="c1"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
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<span class="c1"># GNU General Public License for more details.</span>
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<span class="c1">#</span>
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<span class="c1"># You should have received a copy of the GNU General Public License</span>
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<span class="c1"># along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
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<span class="c1">#</span>
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<span class="kn">from</span> <span class="nn">glob</span> <span class="k">import</span> <span class="n">glob</span>
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<span class="kn">import</span> <span class="nn">os</span>
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<span class="kn">import</span> <span class="nn">re</span>
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<span class="kn">import</span> <span class="nn">stat</span>
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<span class="kn">import</span> <span class="nn">pylorax.api.toml</span> <span class="k">as</span> <span class="nn">toml</span>
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<span class="k">def</span> <span class="nf">_get_profile_path</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">,</span> <span class="n">exists</span><span class="o">=</span><span class="kc">True</span><span class="p">):</span>
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<span class="sd">"""Helper to return the directory and path for a provider's profile file</span>
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<span class="sd"> :param ucfg: upload config</span>
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<span class="sd"> :type ucfg: object</span>
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<span class="sd"> :param provider_name: the name of the cloud provider, e.g. "azure"</span>
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<span class="sd"> :type provider_name: str</span>
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<span class="sd"> :param profile: the name of the profile to save</span>
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<span class="sd"> :type profile: str != ""</span>
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<span class="sd"> :returns: Full path of the profile .toml file</span>
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<span class="sd"> :rtype: str</span>
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<span class="sd"> :raises: ValueError when passed invalid settings or an invalid profile name</span>
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<span class="sd"> :raises: RuntimeError when the provider or profile couldn't be found</span>
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<span class="sd"> """</span>
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<span class="c1"># Make sure no path elements are present</span>
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<span class="n">profile</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">profile</span><span class="p">)</span>
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<span class="n">provider_name</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">provider_name</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">profile</span><span class="p">:</span>
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<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">"Profile name cannot be empty!"</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">provider_name</span><span class="p">:</span>
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<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">"Provider name cannot be empty!"</span><span class="p">)</span>
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<span class="n">directory</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">ucfg</span><span class="p">[</span><span class="s2">"settings_dir"</span><span class="p">],</span> <span class="n">provider_name</span><span class="p">)</span>
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<span class="c1"># create the settings directory if it doesn't exist</span>
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<span class="n">os</span><span class="o">.</span><span class="n">makedirs</span><span class="p">(</span><span class="n">directory</span><span class="p">,</span> <span class="n">exist_ok</span><span class="o">=</span><span class="kc">True</span><span class="p">)</span>
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<span class="n">path</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">directory</span><span class="p">,</span> <span class="n">f</span><span class="s2">"</span><span class="si">{profile}</span><span class="s2">.toml"</span><span class="p">)</span>
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<span class="k">if</span> <span class="n">exists</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
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<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="n">f</span><span class="s1">'Couldn</span><span class="se">\'</span><span class="s1">t find profile "</span><span class="si">{profile}</span><span class="s1">"!'</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">abspath</span><span class="p">(</span><span class="n">path</span><span class="p">)</span>
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<div class="viewcode-block" id="resolve_provider"><a class="viewcode-back" href="../../lifted.html#lifted.providers.resolve_provider">[docs]</a><span class="k">def</span> <span class="nf">resolve_provider</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">):</span>
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<span class="sd">"""Get information about the specified provider as defined in that</span>
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<span class="sd"> provider's `provider.toml`, including the provider's display name and expected</span>
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<span class="sd"> settings.</span>
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<span class="sd"> At a minimum, each setting has a display name (that likely differs from its</span>
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<span class="sd"> snake_case name) and a type. Currently, there are two types of settings:</span>
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<span class="sd"> string and boolean. String settings can optionally have a "placeholder"</span>
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<span class="sd"> value for use on the front end and a "regex" for making sure that a value</span>
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<span class="sd"> follows an expected pattern.</span>
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<span class="sd"> :param ucfg: upload config</span>
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<span class="sd"> :type ucfg: object</span>
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<span class="sd"> :param provider_name: the name of the provider to look for</span>
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<span class="sd"> :type provider_name: str</span>
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<span class="sd"> :raises: RuntimeError when the provider couldn't be found</span>
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<span class="sd"> :returns: the provider</span>
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<span class="sd"> :rtype: dict</span>
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<span class="sd"> """</span>
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<span class="c1"># Make sure no path elements are present</span>
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<span class="n">provider_name</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">provider_name</span><span class="p">)</span>
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<span class="n">path</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">ucfg</span><span class="p">[</span><span class="s2">"providers_dir"</span><span class="p">],</span> <span class="n">provider_name</span><span class="p">,</span> <span class="s2">"provider.toml"</span><span class="p">)</span>
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<span class="k">try</span><span class="p">:</span>
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<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">path</span><span class="p">)</span> <span class="k">as</span> <span class="n">provider_file</span><span class="p">:</span>
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<span class="n">provider</span> <span class="o">=</span> <span class="n">toml</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="n">provider_file</span><span class="p">)</span>
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<span class="k">except</span> <span class="ne">OSError</span> <span class="k">as</span> <span class="n">error</span><span class="p">:</span>
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<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="n">f</span><span class="s1">'Couldn</span><span class="se">\'</span><span class="s1">t find provider "</span><span class="si">{provider_name}</span><span class="s1">"!'</span><span class="p">)</span> <span class="kn">from</span> <span class="nn">error</span>
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<span class="k">return</span> <span class="n">provider</span></div>
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<div class="viewcode-block" id="load_profiles"><a class="viewcode-back" href="../../lifted.html#lifted.providers.load_profiles">[docs]</a><span class="k">def</span> <span class="nf">load_profiles</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">):</span>
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<span class="sd">"""Return all settings profiles associated with a provider</span>
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<span class="sd"> :param ucfg: upload config</span>
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<span class="sd"> :type ucfg: object</span>
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<span class="sd"> :param provider_name: name a provider to find profiles for</span>
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<span class="sd"> :type provider_name: str</span>
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<span class="sd"> :returns: a dict of settings dicts, keyed by profile name</span>
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<span class="sd"> :rtype: dict</span>
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<span class="sd"> """</span>
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<span class="c1"># Make sure no path elements are present</span>
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<span class="n">provider_name</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">provider_name</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">load_path</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
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<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">path</span><span class="p">)</span> <span class="k">as</span> <span class="n">file</span><span class="p">:</span>
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<span class="k">return</span> <span class="n">toml</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="n">file</span><span class="p">)</span>
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<span class="k">def</span> <span class="nf">get_name</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
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<span class="k">return</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">splitext</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">path</span><span class="p">))[</span><span class="mi">0</span><span class="p">]</span>
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<span class="n">paths</span> <span class="o">=</span> <span class="n">glob</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">ucfg</span><span class="p">[</span><span class="s2">"settings_dir"</span><span class="p">],</span> <span class="n">provider_name</span><span class="p">,</span> <span class="s2">"*"</span><span class="p">))</span>
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<span class="k">return</span> <span class="p">{</span><span class="n">get_name</span><span class="p">(</span><span class="n">path</span><span class="p">):</span> <span class="n">load_path</span><span class="p">(</span><span class="n">path</span><span class="p">)</span> <span class="k">for</span> <span class="n">path</span> <span class="ow">in</span> <span class="n">paths</span><span class="p">}</span></div>
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<div class="viewcode-block" id="resolve_playbook_path"><a class="viewcode-back" href="../../lifted.html#lifted.providers.resolve_playbook_path">[docs]</a><span class="k">def</span> <span class="nf">resolve_playbook_path</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">):</span>
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<span class="sd">"""Given a provider's name, return the path to its playbook</span>
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<span class="sd"> :param ucfg: upload config</span>
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<span class="sd"> :type ucfg: object</span>
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<span class="sd"> :param provider_name: the name of the provider to find the playbook for</span>
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<span class="sd"> :type provider_name: str</span>
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<span class="sd"> :raises: RuntimeError when the provider couldn't be found</span>
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<span class="sd"> :returns: the path to the playbook</span>
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<span class="sd"> :rtype: str</span>
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<span class="sd"> """</span>
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<span class="c1"># Make sure no path elements are present</span>
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<span class="n">provider_name</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">provider_name</span><span class="p">)</span>
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<span class="n">path</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">ucfg</span><span class="p">[</span><span class="s2">"providers_dir"</span><span class="p">],</span> <span class="n">provider_name</span><span class="p">,</span> <span class="s2">"playbook.yaml"</span><span class="p">)</span>
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<span class="k">if</span> <span class="ow">not</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
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<span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="n">f</span><span class="s1">'Couldn</span><span class="se">\'</span><span class="s1">t find playbook for "</span><span class="si">{provider_name}</span><span class="s1">"!'</span><span class="p">)</span>
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<span class="k">return</span> <span class="n">path</span></div>
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<div class="viewcode-block" id="list_providers"><a class="viewcode-back" href="../../lifted.html#lifted.providers.list_providers">[docs]</a><span class="k">def</span> <span class="nf">list_providers</span><span class="p">(</span><span class="n">ucfg</span><span class="p">):</span>
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<span class="sd">"""List the names of the available upload providers</span>
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<span class="sd"> :param ucfg: upload config</span>
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<span class="sd"> :type ucfg: object</span>
|
|
<span class="sd"> :returns: a list of all available provider_names</span>
|
|
<span class="sd"> :rtype: list of str</span>
|
|
<span class="sd"> """</span>
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<span class="n">paths</span> <span class="o">=</span> <span class="n">glob</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">ucfg</span><span class="p">[</span><span class="s2">"providers_dir"</span><span class="p">],</span> <span class="s2">"*"</span><span class="p">))</span>
|
|
<span class="k">return</span> <span class="nb">sorted</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">basename</span><span class="p">(</span><span class="n">path</span><span class="p">)</span> <span class="k">for</span> <span class="n">path</span> <span class="ow">in</span> <span class="n">paths</span><span class="p">)</span></div>
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<div class="viewcode-block" id="validate_settings"><a class="viewcode-back" href="../../lifted.html#lifted.providers.validate_settings">[docs]</a><span class="k">def</span> <span class="nf">validate_settings</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">settings</span><span class="p">,</span> <span class="n">image_name</span><span class="o">=</span><span class="kc">None</span><span class="p">):</span>
|
|
<span class="sd">"""Raise a ValueError if any settings are invalid</span>
|
|
|
|
<span class="sd"> :param ucfg: upload config</span>
|
|
<span class="sd"> :type ucfg: object</span>
|
|
<span class="sd"> :param provider_name: the name of the provider to validate the settings against</span>
|
|
<span class="sd"> :type provider_name: str</span>
|
|
<span class="sd"> :param settings: the settings to validate</span>
|
|
<span class="sd"> :type settings: dict</span>
|
|
<span class="sd"> :param image_name: optionally check whether an image_name is valid</span>
|
|
<span class="sd"> :type image_name: str</span>
|
|
<span class="sd"> :raises: ValueError when the passed settings are invalid</span>
|
|
<span class="sd"> :raises: RuntimeError when provider_name can't be found</span>
|
|
<span class="sd"> """</span>
|
|
<span class="k">if</span> <span class="n">image_name</span> <span class="o">==</span> <span class="s2">""</span><span class="p">:</span>
|
|
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">"Image name cannot be empty!"</span><span class="p">)</span>
|
|
<span class="n">type_map</span> <span class="o">=</span> <span class="p">{</span><span class="s2">"string"</span><span class="p">:</span> <span class="nb">str</span><span class="p">,</span> <span class="s2">"boolean"</span><span class="p">:</span> <span class="nb">bool</span><span class="p">}</span>
|
|
<span class="n">settings_info</span> <span class="o">=</span> <span class="n">resolve_provider</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">)[</span><span class="s2">"settings-info"</span><span class="p">]</span>
|
|
<span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="n">settings</span><span class="o">.</span><span class="n">items</span><span class="p">():</span>
|
|
<span class="k">if</span> <span class="n">key</span> <span class="ow">not</span> <span class="ow">in</span> <span class="n">settings_info</span><span class="p">:</span>
|
|
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="n">f</span><span class="s1">'Received unexpected setting: "</span><span class="si">{key}</span><span class="s1">"!'</span><span class="p">)</span>
|
|
<span class="n">setting_type</span> <span class="o">=</span> <span class="n">settings_info</span><span class="p">[</span><span class="n">key</span><span class="p">][</span><span class="s2">"type"</span><span class="p">]</span>
|
|
<span class="n">correct_type</span> <span class="o">=</span> <span class="n">type_map</span><span class="p">[</span><span class="n">setting_type</span><span class="p">]</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">value</span><span class="p">,</span> <span class="n">correct_type</span><span class="p">):</span>
|
|
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
|
|
<span class="n">f</span><span class="s1">'Expected a </span><span class="si">{correct_type}</span><span class="s1"> for "</span><span class="si">{key}</span><span class="s1">", received a {type(value)}!'</span>
|
|
<span class="p">)</span>
|
|
<span class="k">if</span> <span class="n">setting_type</span> <span class="o">==</span> <span class="s2">"string"</span> <span class="ow">and</span> <span class="s2">"regex"</span> <span class="ow">in</span> <span class="n">settings_info</span><span class="p">[</span><span class="n">key</span><span class="p">]:</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">settings_info</span><span class="p">[</span><span class="n">key</span><span class="p">][</span><span class="s2">"regex"</span><span class="p">],</span> <span class="n">value</span><span class="p">):</span>
|
|
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="n">f</span><span class="s1">'Value "</span><span class="si">{value}</span><span class="s1">" is invalid for setting "</span><span class="si">{key}</span><span class="s1">"!'</span><span class="p">)</span></div>
|
|
|
|
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<div class="viewcode-block" id="save_settings"><a class="viewcode-back" href="../../lifted.html#lifted.providers.save_settings">[docs]</a><span class="k">def</span> <span class="nf">save_settings</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">,</span> <span class="n">settings</span><span class="p">):</span>
|
|
<span class="sd">"""Save (and overwrite) settings for a given provider</span>
|
|
|
|
<span class="sd"> :param ucfg: upload config</span>
|
|
<span class="sd"> :type ucfg: object</span>
|
|
<span class="sd"> :param provider_name: the name of the cloud provider, e.g. "azure"</span>
|
|
<span class="sd"> :type provider_name: str</span>
|
|
<span class="sd"> :param profile: the name of the profile to save</span>
|
|
<span class="sd"> :type profile: str != ""</span>
|
|
<span class="sd"> :param settings: settings to save for that provider</span>
|
|
<span class="sd"> :type settings: dict</span>
|
|
<span class="sd"> :raises: ValueError when passed invalid settings or an invalid profile name</span>
|
|
<span class="sd"> """</span>
|
|
<span class="n">path</span> <span class="o">=</span> <span class="n">_get_profile_path</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">,</span> <span class="n">exists</span><span class="o">=</span><span class="kc">False</span><span class="p">)</span>
|
|
<span class="n">validate_settings</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">settings</span><span class="p">,</span> <span class="n">image_name</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span>
|
|
|
|
<span class="c1"># touch the TOML file if it doesn't exist</span>
|
|
<span class="k">if</span> <span class="ow">not</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">isfile</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
|
|
<span class="nb">open</span><span class="p">(</span><span class="n">path</span><span class="p">,</span> <span class="s2">"a"</span><span class="p">)</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
|
|
|
|
<span class="c1"># make sure settings files aren't readable by others, as they will contain</span>
|
|
<span class="c1"># sensitive credentials</span>
|
|
<span class="n">current</span> <span class="o">=</span> <span class="n">stat</span><span class="o">.</span><span class="n">S_IMODE</span><span class="p">(</span><span class="n">os</span><span class="o">.</span><span class="n">lstat</span><span class="p">(</span><span class="n">path</span><span class="p">)</span><span class="o">.</span><span class="n">st_mode</span><span class="p">)</span>
|
|
<span class="n">os</span><span class="o">.</span><span class="n">chmod</span><span class="p">(</span><span class="n">path</span><span class="p">,</span> <span class="n">current</span> <span class="o">&</span> <span class="o">~</span><span class="n">stat</span><span class="o">.</span><span class="n">S_IROTH</span><span class="p">)</span>
|
|
|
|
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">path</span><span class="p">,</span> <span class="s2">"w"</span><span class="p">)</span> <span class="k">as</span> <span class="n">settings_file</span><span class="p">:</span>
|
|
<span class="n">toml</span><span class="o">.</span><span class="n">dump</span><span class="p">(</span><span class="n">settings</span><span class="p">,</span> <span class="n">settings_file</span><span class="p">)</span></div>
|
|
|
|
<div class="viewcode-block" id="load_settings"><a class="viewcode-back" href="../../lifted.html#lifted.providers.load_settings">[docs]</a><span class="k">def</span> <span class="nf">load_settings</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">):</span>
|
|
<span class="sd">"""Load settings for a provider's profile</span>
|
|
|
|
<span class="sd"> :param ucfg: upload config</span>
|
|
<span class="sd"> :type ucfg: object</span>
|
|
<span class="sd"> :param provider_name: the name of the cloud provider, e.g. "azure"</span>
|
|
<span class="sd"> :type provider_name: str</span>
|
|
<span class="sd"> :param profile: the name of the profile to save</span>
|
|
<span class="sd"> :type profile: str != ""</span>
|
|
<span class="sd"> :returns: The profile settings for the selected provider</span>
|
|
<span class="sd"> :rtype: dict</span>
|
|
<span class="sd"> :raises: ValueError when passed invalid settings or an invalid profile name</span>
|
|
<span class="sd"> :raises: RuntimeError when the provider or profile couldn't be found</span>
|
|
<span class="sd"> :raises: ValueError when the passed settings are invalid</span>
|
|
|
|
<span class="sd"> This also calls validate_settings on the loaded settings, potentially</span>
|
|
<span class="sd"> raising an error if the saved settings are invalid.</span>
|
|
<span class="sd"> """</span>
|
|
<span class="n">path</span> <span class="o">=</span> <span class="n">_get_profile_path</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">)</span>
|
|
|
|
<span class="k">with</span> <span class="nb">open</span><span class="p">(</span><span class="n">path</span><span class="p">)</span> <span class="k">as</span> <span class="n">file</span><span class="p">:</span>
|
|
<span class="n">settings</span> <span class="o">=</span> <span class="n">toml</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="n">file</span><span class="p">)</span>
|
|
<span class="n">validate_settings</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">settings</span><span class="p">)</span>
|
|
<span class="k">return</span> <span class="n">settings</span></div>
|
|
|
|
<div class="viewcode-block" id="delete_profile"><a class="viewcode-back" href="../../lifted.html#lifted.providers.delete_profile">[docs]</a><span class="k">def</span> <span class="nf">delete_profile</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">):</span>
|
|
<span class="sd">"""Delete a provider's profile settings file</span>
|
|
|
|
<span class="sd"> :param ucfg: upload config</span>
|
|
<span class="sd"> :type ucfg: object</span>
|
|
<span class="sd"> :param provider_name: the name of the cloud provider, e.g. "azure"</span>
|
|
<span class="sd"> :type provider_name: str</span>
|
|
<span class="sd"> :param profile: the name of the profile to save</span>
|
|
<span class="sd"> :type profile: str != ""</span>
|
|
<span class="sd"> :raises: ValueError when passed invalid settings or an invalid profile name</span>
|
|
<span class="sd"> :raises: RuntimeError when the provider or profile couldn't be found</span>
|
|
<span class="sd"> """</span>
|
|
<span class="n">path</span> <span class="o">=</span> <span class="n">_get_profile_path</span><span class="p">(</span><span class="n">ucfg</span><span class="p">,</span> <span class="n">provider_name</span><span class="p">,</span> <span class="n">profile</span><span class="p">)</span>
|
|
|
|
<span class="k">if</span> <span class="n">os</span><span class="o">.</span><span class="n">path</span><span class="o">.</span><span class="n">exists</span><span class="p">(</span><span class="n">path</span><span class="p">):</span>
|
|
<span class="n">os</span><span class="o">.</span><span class="n">unlink</span><span class="p">(</span><span class="n">path</span><span class="p">)</span></div>
|
|
</pre></div>
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