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src_rockstor_storageadmin_views_share.html
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src_rockstor_storageadmin_views_share.html
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<!doctype html PUBLIC "-//W3C//DTD html 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv='Content-Type' content='text/html; charset=utf-8'>
<meta http-equiv='X-UA-Compatible' content='IE=emulateIE7' />
<title>Coverage for src/rockstor/storageadmin/views/share: 0%</title>
<link rel='stylesheet' href='style.css' type='text/css'>
<script type='text/javascript' src='jquery.min.js'></script>
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<h1>Coverage for <b>src/rockstor/storageadmin/views/share</b> :
<span class='pc_cov'>0%</span>
</h1>
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</td>
<td class='text' valign='top'>
<p id='t1' class='pln'><span class='str'>"""</span><span class='strut'> </span></p>
<p id='t2' class='pln'><span class='str'>Copyright (c) 2012-2013 RockStor, Inc. <http://rockstor.com></span><span class='strut'> </span></p>
<p id='t3' class='pln'><span class='str'>This file is part of RockStor.</span><span class='strut'> </span></p>
<p id='t4' class='pln'><span class='strut'> </span></p>
<p id='t5' class='pln'><span class='str'>RockStor is free software; you can redistribute it and/or modify</span><span class='strut'> </span></p>
<p id='t6' class='pln'><span class='str'>it under the terms of the GNU General Public License as published</span><span class='strut'> </span></p>
<p id='t7' class='pln'><span class='str'>by the Free Software Foundation; either version 2 of the License,</span><span class='strut'> </span></p>
<p id='t8' class='pln'><span class='str'>or (at your option) any later version.</span><span class='strut'> </span></p>
<p id='t9' class='pln'><span class='strut'> </span></p>
<p id='t10' class='pln'><span class='str'>RockStor is distributed in the hope that it will be useful, but</span><span class='strut'> </span></p>
<p id='t11' class='pln'><span class='str'>WITHOUT ANY WARRANTY; without even the implied warranty of</span><span class='strut'> </span></p>
<p id='t12' class='pln'><span class='str'>MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span><span class='strut'> </span></p>
<p id='t13' class='pln'><span class='str'>General Public License for more details.</span><span class='strut'> </span></p>
<p id='t14' class='pln'><span class='strut'> </span></p>
<p id='t15' class='pln'><span class='str'>You should have received a copy of the GNU General Public License</span><span class='strut'> </span></p>
<p id='t16' class='pln'><span class='str'>along with this program. If not, see <http://www.gnu.org/licenses/>.</span><span class='strut'> </span></p>
<p id='t17' class='pln'><span class='str'>"""</span><span class='strut'> </span></p>
<p id='t18' class='pln'><span class='strut'> </span></p>
<p id='t19' class='stm mis'><span class='key'>import</span> <span class='nam'>re</span><span class='strut'> </span></p>
<p id='t20' class='stm mis'><span class='key'>from</span> <span class='nam'>rest_framework</span><span class='op'>.</span><span class='nam'>response</span> <span class='key'>import</span> <span class='nam'>Response</span><span class='strut'> </span></p>
<p id='t21' class='stm mis'><span class='key'>from</span> <span class='nam'>rest_framework</span><span class='op'>.</span><span class='nam'>exceptions</span> <span class='key'>import</span> <span class='nam'>NotFound</span><span class='strut'> </span></p>
<p id='t22' class='stm mis'><span class='key'>from</span> <span class='nam'>django</span><span class='op'>.</span><span class='nam'>db</span> <span class='key'>import</span> <span class='nam'>transaction</span><span class='strut'> </span></p>
<p id='t23' class='stm mis'><span class='key'>from</span> <span class='nam'>storageadmin</span><span class='op'>.</span><span class='nam'>models</span> <span class='key'>import</span> <span class='op'>(</span><span class='nam'>Share</span><span class='op'>,</span> <span class='nam'>Pool</span><span class='op'>,</span> <span class='nam'>Snapshot</span><span class='op'>,</span> <span class='nam'>NFSExport</span><span class='op'>,</span> <span class='nam'>SambaShare</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t24' class='pln'> <span class='nam'>SFTP</span><span class='op'>,</span> <span class='nam'>RockOn</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t25' class='stm mis'><span class='key'>from</span> <span class='nam'>smart_manager</span><span class='op'>.</span><span class='nam'>models</span> <span class='key'>import</span> <span class='nam'>Replica</span><span class='strut'> </span></p>
<p id='t26' class='stm mis'><span class='key'>from</span> <span class='nam'>fs</span><span class='op'>.</span><span class='nam'>btrfs</span> <span class='key'>import</span> <span class='op'>(</span><span class='nam'>add_share</span><span class='op'>,</span> <span class='nam'>remove_share</span><span class='op'>,</span> <span class='nam'>update_quota</span><span class='op'>,</span> <span class='nam'>volume_usage</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t27' class='pln'> <span class='nam'>set_property</span><span class='op'>,</span> <span class='nam'>mount_share</span><span class='op'>,</span> <span class='nam'>qgroup_id</span><span class='op'>,</span> <span class='nam'>qgroup_create</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t28' class='pln'> <span class='nam'>share_pqgroup_assign</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t29' class='stm mis'><span class='key'>from</span> <span class='nam'>system</span><span class='op'>.</span><span class='nam'>services</span> <span class='key'>import</span> <span class='nam'>systemctl</span><span class='strut'> </span></p>
<p id='t30' class='stm mis'><span class='key'>from</span> <span class='nam'>storageadmin</span><span class='op'>.</span><span class='nam'>serializers</span> <span class='key'>import</span> <span class='nam'>ShareSerializer</span><span class='op'>,</span> <span class='nam'>SharePoolSerializer</span><span class='strut'> </span></p>
<p id='t31' class='stm mis'><span class='key'>from</span> <span class='nam'>storageadmin</span><span class='op'>.</span><span class='nam'>util</span> <span class='key'>import</span> <span class='nam'>handle_exception</span><span class='strut'> </span></p>
<p id='t32' class='stm mis'><span class='key'>from</span> <span class='nam'>django</span><span class='op'>.</span><span class='nam'>conf</span> <span class='key'>import</span> <span class='nam'>settings</span><span class='strut'> </span></p>
<p id='t33' class='stm mis'><span class='key'>import</span> <span class='nam'>rest_framework_custom</span> <span class='key'>as</span> <span class='nam'>rfc</span><span class='strut'> </span></p>
<p id='t34' class='stm mis'><span class='key'>import</span> <span class='nam'>json</span><span class='strut'> </span></p>
<p id='t35' class='stm mis'><span class='key'>from</span> <span class='nam'>smart_manager</span><span class='op'>.</span><span class='nam'>models</span> <span class='key'>import</span> <span class='nam'>Service</span><span class='strut'> </span></p>
<p id='t36' class='pln'><span class='strut'> </span></p>
<p id='t37' class='stm mis'><span class='key'>import</span> <span class='nam'>logging</span><span class='strut'> </span></p>
<p id='t38' class='pln'><span class='strut'> </span></p>
<p id='t39' class='stm mis'><span class='nam'>logger</span> <span class='op'>=</span> <span class='nam'>logging</span><span class='op'>.</span><span class='nam'>getLogger</span><span class='op'>(</span><span class='nam'>__name__</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t40' class='pln'><span class='strut'> </span></p>
<p id='t41' class='pln'><span class='com'># The following model/db default setting is also used when quotas are disabled</span><span class='strut'> </span></p>
<p id='t42' class='pln'><span class='com'># or when a Read-only state prevents creation of a new pqgroup.</span><span class='strut'> </span></p>
<p id='t43' class='stm mis'><span class='nam'>PQGROUP_DEFAULT</span> <span class='op'>=</span> <span class='nam'>settings</span><span class='op'>.</span><span class='nam'>MODEL_DEFS</span><span class='op'>[</span><span class='str'>'pqgroup'</span><span class='op'>]</span><span class='strut'> </span></p>
<p id='t44' class='pln'><span class='strut'> </span></p>
<p id='t45' class='pln'><span class='strut'> </span></p>
<p id='t46' class='stm mis'><span class='key'>class</span> <span class='nam'>ShareMixin</span><span class='op'>(</span><span class='nam'>object</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t47' class='pln'><span class='strut'> </span></p>
<p id='t48' class='stm mis'> <span class='op'>@</span><span class='nam'>staticmethod</span><span class='strut'> </span></p>
<p id='t49' class='pln'> <span class='key'>def</span> <span class='nam'>_validate_share_size</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>pool</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t50' class='stm mis'> <span class='nam'>size</span> <span class='op'>=</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'size'</span><span class='op'>,</span> <span class='nam'>pool</span><span class='op'>.</span><span class='nam'>size</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t51' class='stm mis'> <span class='key'>try</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t52' class='stm mis'> <span class='nam'>size</span> <span class='op'>=</span> <span class='nam'>int</span><span class='op'>(</span><span class='nam'>size</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t53' class='stm mis'> <span class='key'>except</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t54' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='str'>'Share size must be an integer'</span><span class='op'>)</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t55' class='pln'> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t56' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>size</span> <span class='op'><</span> <span class='nam'>settings</span><span class='op'>.</span><span class='nam'>MIN_SHARE_SIZE</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t57' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share size should atleast be %dKB. Given size is %dKB'</span><span class='strut'> </span></p>
<p id='t58' class='pln'> <span class='op'>%</span> <span class='op'>(</span><span class='nam'>settings</span><span class='op'>.</span><span class='nam'>MIN_SHARE_SIZE</span><span class='op'>,</span> <span class='nam'>size</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t59' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t60' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>size</span> <span class='op'>></span> <span class='nam'>pool</span><span class='op'>.</span><span class='nam'>size</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t61' class='stm mis'> <span class='key'>return</span> <span class='nam'>pool</span><span class='op'>.</span><span class='nam'>size</span><span class='strut'> </span></p>
<p id='t62' class='stm mis'> <span class='key'>return</span> <span class='nam'>size</span><span class='strut'> </span></p>
<p id='t63' class='pln'><span class='strut'> </span></p>
<p id='t64' class='stm mis'> <span class='op'>@</span><span class='nam'>staticmethod</span><span class='strut'> </span></p>
<p id='t65' class='pln'> <span class='key'>def</span> <span class='nam'>_validate_compression</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t66' class='stm mis'> <span class='nam'>compression</span> <span class='op'>=</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'compression'</span><span class='op'>,</span> <span class='str'>'no'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t67' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>compression</span> <span class='key'>is</span> <span class='nam'>None</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t68' class='stm mis'> <span class='nam'>compression</span> <span class='op'>=</span> <span class='str'>'no'</span><span class='strut'> </span></p>
<p id='t69' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>compression</span> <span class='key'>not</span> <span class='key'>in</span> <span class='nam'>settings</span><span class='op'>.</span><span class='nam'>COMPRESSION_TYPES</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t70' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Unsupported compression algorithm(%s). Use one of '</span><span class='strut'> </span></p>
<p id='t71' class='pln'> <span class='str'>'%s'</span> <span class='op'>%</span> <span class='op'>(</span><span class='nam'>compression</span><span class='op'>,</span> <span class='nam'>settings</span><span class='op'>.</span><span class='nam'>COMPRESSION_TYPES</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t72' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t73' class='stm mis'> <span class='key'>return</span> <span class='nam'>compression</span><span class='strut'> </span></p>
<p id='t74' class='pln'><span class='strut'> </span></p>
<p id='t75' class='stm mis'> <span class='op'>@</span><span class='nam'>staticmethod</span><span class='strut'> </span></p>
<p id='t76' class='pln'> <span class='key'>def</span> <span class='nam'>_validate_share</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sid</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t77' class='stm mis'> <span class='key'>try</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t78' class='stm mis'> <span class='nam'>share</span> <span class='op'>=</span> <span class='nam'>Share</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='nam'>id</span><span class='op'>=</span><span class='nam'>sid</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t79' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span> <span class='op'>==</span> <span class='str'>'home'</span> <span class='key'>or</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span> <span class='op'>==</span> <span class='str'>'root'</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t80' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Operation not permitted on this Share(%s) because '</span><span class='strut'> </span></p>
<p id='t81' class='pln'> <span class='str'>'it is a special system Share'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t82' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t83' class='stm mis'> <span class='key'>return</span> <span class='nam'>share</span><span class='strut'> </span></p>
<p id='t84' class='stm mis'> <span class='key'>except</span> <span class='nam'>Share</span><span class='op'>.</span><span class='nam'>DoesNotExist</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t85' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share id: {} does not exist'</span><span class='op'>.</span><span class='nam'>format</span><span class='op'>(</span><span class='nam'>sid</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t86' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t87' class='pln'><span class='strut'> </span></p>
<p id='t88' class='pln'><span class='strut'> </span></p>
<p id='t89' class='stm mis'><span class='key'>class</span> <span class='nam'>ShareListView</span><span class='op'>(</span><span class='nam'>ShareMixin</span><span class='op'>,</span> <span class='nam'>rfc</span><span class='op'>.</span><span class='nam'>GenericView</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t90' class='stm mis'> <span class='nam'>serializer_class</span> <span class='op'>=</span> <span class='nam'>ShareSerializer</span><span class='strut'> </span></p>
<p id='t91' class='pln'><span class='strut'> </span></p>
<p id='t92' class='stm mis'> <span class='key'>def</span> <span class='nam'>get_queryset</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='op'>*</span><span class='nam'>args</span><span class='op'>,</span> <span class='op'>**</span><span class='nam'>kwargs</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t93' class='stm mis'> <span class='key'>with</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_handle_exception</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>.</span><span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t94' class='stm mis'> <span class='nam'>sort_col</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>request</span><span class='op'>.</span><span class='nam'>query_params</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'sortby'</span><span class='op'>,</span> <span class='nam'>None</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t95' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>sort_col</span> <span class='key'>is</span> <span class='key'>not</span> <span class='nam'>None</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t96' class='stm mis'> <span class='nam'>reverse</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>request</span><span class='op'>.</span><span class='nam'>query_params</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'reverse'</span><span class='op'>,</span> <span class='str'>'no'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t97' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>reverse</span> <span class='op'>==</span> <span class='str'>'yes'</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t98' class='stm mis'> <span class='nam'>reverse</span> <span class='op'>=</span> <span class='nam'>True</span><span class='strut'> </span></p>
<p id='t99' class='pln'> <span class='key'>else</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t100' class='stm mis'> <span class='nam'>reverse</span> <span class='op'>=</span> <span class='nam'>False</span><span class='strut'> </span></p>
<p id='t101' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>sort_col</span> <span class='op'>==</span> <span class='str'>'usage'</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t102' class='stm mis'> <span class='nam'>sort_col</span> <span class='op'>=</span> <span class='str'>'rusage'</span><span class='strut'> </span></p>
<p id='t103' class='stm mis'> <span class='key'>return</span> <span class='nam'>sorted</span><span class='op'>(</span><span class='nam'>Share</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>all</span><span class='op'>(</span><span class='op'>)</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t104' class='pln'> <span class='nam'>key</span><span class='op'>=</span><span class='key'>lambda</span> <span class='nam'>u</span><span class='op'>:</span> <span class='nam'>getattr</span><span class='op'>(</span><span class='nam'>u</span><span class='op'>,</span> <span class='nam'>sort_col</span><span class='op'>)</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t105' class='pln'> <span class='nam'>reverse</span><span class='op'>=</span><span class='nam'>reverse</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t106' class='pln'> <span class='com'># If this box is receiving replication backups, the first full-send</span><span class='strut'> </span></p>
<p id='t107' class='pln'> <span class='com'># is interpreted as a Share(because it does not have a parent</span><span class='strut'> </span></p>
<p id='t108' class='pln'> <span class='com'># subvol/snapshot) It is a transient subvolume that gets rolled</span><span class='strut'> </span></p>
<p id='t109' class='pln'> <span class='com'># into a proper Share after max_snap_retain + 1 incremental-sends.</span><span class='strut'> </span></p>
<p id='t110' class='pln'> <span class='com'># Until then, keep such transient shares hidden from the UI, mostly</span><span class='strut'> </span></p>
<p id='t111' class='pln'> <span class='com'># for cosmetic and UX reasons.</span><span class='strut'> </span></p>
<p id='t112' class='pln'> <span class='com'># TODO: This currently fails to work, needs investigating, leaving</span><span class='strut'> </span></p>
<p id='t113' class='pln'> <span class='com'># TODO: for now as good for indicting the initial rep phases.</span><span class='strut'> </span></p>
<p id='t114' class='stm mis'> <span class='key'>return</span> <span class='nam'>Share</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>exclude</span><span class='op'>(</span><span class='strut'> </span></p>
<p id='t115' class='pln'> <span class='nam'>name__regex</span><span class='op'>=</span><span class='str'>r'^\.snapshots/.*/.*_replication_'</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>order_by</span><span class='op'>(</span><span class='str'>'-id'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t116' class='pln'><span class='strut'> </span></p>
<p id='t117' class='stm mis'> <span class='op'>@</span><span class='nam'>transaction</span><span class='op'>.</span><span class='nam'>atomic</span><span class='strut'> </span></p>
<p id='t118' class='pln'> <span class='key'>def</span> <span class='nam'>post</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t119' class='pln'> <span class='com'># qgroup notes for shares. we need to create a qgroup prior to share</span><span class='strut'> </span></p>
<p id='t120' class='pln'> <span class='com'># creation. qgroup ids 0/<subvol_id> automatically get created when a</span><span class='strut'> </span></p>
<p id='t121' class='pln'> <span class='com'># subvolume(i.e., a Share or a Snapshot) is created. So let's create a</span><span class='strut'> </span></p>
<p id='t122' class='pln'> <span class='com'># new qgroup: 2015/<some_number> whenever a Share is</span><span class='strut'> </span></p>
<p id='t123' class='pln'> <span class='com'># created. <some_number> starts from 1 and is incremented as more</span><span class='strut'> </span></p>
<p id='t124' class='pln'> <span class='com'># Shares are created. So, for the very first Share in a pool, it's</span><span class='strut'> </span></p>
<p id='t125' class='pln'> <span class='com'># qgroup will be 1/1. 2015 is arbitrarily chose.</span><span class='strut'> </span></p>
<p id='t126' class='pln'><span class='strut'> </span></p>
<p id='t127' class='pln'> <span class='com'># Before creating a new Share, we create the qgroup for it. And during</span><span class='strut'> </span></p>
<p id='t128' class='pln'> <span class='com'># it's creation, we assign this qgroup to it. During it's creation a</span><span class='strut'> </span></p>
<p id='t129' class='pln'> <span class='com'># 0/x qgroup will automatically be created, but it will become the</span><span class='strut'> </span></p>
<p id='t130' class='pln'> <span class='com'># child of our explicitly-created qgroup(2015/x).</span><span class='strut'> </span></p>
<p id='t131' class='pln'><span class='strut'> </span></p>
<p id='t132' class='pln'> <span class='com'># We will set the qgroup limit on our qgroup and it will enforce the</span><span class='strut'> </span></p>
<p id='t133' class='pln'> <span class='com'># quota on every subvolume(i.e., Share and Snapshot) in that qgroup.</span><span class='strut'> </span></p>
<p id='t134' class='pln'><span class='strut'> </span></p>
<p id='t135' class='pln'> <span class='com'># When a Share is deleted, we need to destroy two qgroups. One is it's</span><span class='strut'> </span></p>
<p id='t136' class='pln'> <span class='com'># auto 0/x qgroup and the other is our explicitly-created 2015/y</span><span class='strut'> </span></p>
<p id='t137' class='pln'> <span class='com'># qgroup.</span><span class='strut'> </span></p>
<p id='t138' class='pln'><span class='strut'> </span></p>
<p id='t139' class='stm mis'> <span class='key'>with</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_handle_exception</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t140' class='stm mis'> <span class='nam'>pool_name</span> <span class='op'>=</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'pool'</span><span class='op'>,</span> <span class='nam'>None</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t141' class='stm mis'> <span class='key'>try</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t142' class='stm mis'> <span class='nam'>pool</span> <span class='op'>=</span> <span class='nam'>Pool</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='nam'>name</span><span class='op'>=</span><span class='nam'>pool_name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t143' class='stm mis'> <span class='key'>except</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t144' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Pool(%s) does not exist.'</span> <span class='op'>%</span> <span class='nam'>pool_name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t145' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t146' class='stm mis'> <span class='nam'>compression</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_compression</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t147' class='stm mis'> <span class='nam'>size</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_share_size</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>pool</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t148' class='stm mis'> <span class='nam'>sname</span> <span class='op'>=</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'sname'</span><span class='op'>,</span> <span class='nam'>None</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t149' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='op'>(</span><span class='nam'>sname</span> <span class='key'>is</span> <span class='nam'>None</span> <span class='key'>or</span><span class='strut'> </span></p>
<p id='t150' class='pln'> <span class='nam'>re</span><span class='op'>.</span><span class='nam'>match</span><span class='op'>(</span><span class='str'>'%s$'</span> <span class='op'>%</span> <span class='nam'>settings</span><span class='op'>.</span><span class='nam'>SHARE_REGEX</span><span class='op'>,</span> <span class='nam'>sname</span><span class='op'>)</span> <span class='key'>is</span> <span class='nam'>None</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t151' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Invalid characters in Share name. Following are '</span><span class='strut'> </span></p>
<p id='t152' class='pln'> <span class='str'>'allowed: letter(a-z or A-Z), digit(0-9), '</span><span class='strut'> </span></p>
<p id='t153' class='pln'> <span class='str'>'hyphen(-), underscore(_) or a period(.).'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t154' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t155' class='pln'><span class='strut'> </span></p>
<p id='t156' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>len</span><span class='op'>(</span><span class='nam'>sname</span><span class='op'>)</span> <span class='op'>></span> <span class='num'>254</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t157' class='pln'> <span class='com'># btrfs subvolume names cannot exceed 254 characters.</span><span class='strut'> </span></p>
<p id='t158' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share name length cannot exceed 254 characters'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t159' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t160' class='pln'><span class='strut'> </span></p>
<p id='t161' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>Share</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>name</span><span class='op'>=</span><span class='nam'>sname</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t162' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) already exists. Choose a '</span><span class='strut'> </span></p>
<p id='t163' class='pln'> <span class='str'>'different name'</span> <span class='op'>%</span> <span class='nam'>sname</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t164' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t165' class='pln'><span class='strut'> </span></p>
<p id='t166' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>Pool</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>name</span><span class='op'>=</span><span class='nam'>sname</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t167' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'A Pool with this name(%s) exists. Share '</span><span class='strut'> </span></p>
<p id='t168' class='pln'> <span class='str'>'and Pool names must be distinct. Choose '</span><span class='strut'> </span></p>
<p id='t169' class='pln'> <span class='str'>'a different name'</span> <span class='op'>%</span> <span class='nam'>sname</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t170' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t171' class='stm mis'> <span class='nam'>replica</span> <span class='op'>=</span> <span class='nam'>False</span><span class='strut'> </span></p>
<p id='t172' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='str'>'replica'</span> <span class='key'>in</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t173' class='stm mis'> <span class='nam'>replica</span> <span class='op'>=</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>[</span><span class='str'>'replica'</span><span class='op'>]</span><span class='strut'> </span></p>
<p id='t174' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>type</span><span class='op'>(</span><span class='nam'>replica</span><span class='op'>)</span> <span class='op'>!=</span> <span class='nam'>bool</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t175' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'replica must be a boolean, not %s'</span> <span class='op'>%</span><span class='strut'> </span></p>
<p id='t176' class='pln'> <span class='nam'>type</span><span class='op'>(</span><span class='nam'>replica</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t177' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t178' class='stm mis'> <span class='nam'>pqid</span> <span class='op'>=</span> <span class='nam'>qgroup_create</span><span class='op'>(</span><span class='nam'>pool</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t179' class='stm mis'> <span class='nam'>add_share</span><span class='op'>(</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>sname</span><span class='op'>,</span> <span class='nam'>pqid</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t180' class='stm mis'> <span class='nam'>qid</span> <span class='op'>=</span> <span class='nam'>qgroup_id</span><span class='op'>(</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>sname</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t181' class='stm mis'> <span class='nam'>s</span> <span class='op'>=</span> <span class='nam'>Share</span><span class='op'>(</span><span class='nam'>pool</span><span class='op'>=</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>qgroup</span><span class='op'>=</span><span class='nam'>qid</span><span class='op'>,</span> <span class='nam'>pqgroup</span><span class='op'>=</span><span class='nam'>pqid</span><span class='op'>,</span> <span class='nam'>name</span><span class='op'>=</span><span class='nam'>sname</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t182' class='pln'> <span class='nam'>size</span><span class='op'>=</span><span class='nam'>size</span><span class='op'>,</span> <span class='nam'>subvol_name</span><span class='op'>=</span><span class='nam'>sname</span><span class='op'>,</span> <span class='nam'>replica</span><span class='op'>=</span><span class='nam'>replica</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t183' class='pln'> <span class='nam'>compression_algo</span><span class='op'>=</span><span class='nam'>compression</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t184' class='stm mis'> <span class='nam'>s</span><span class='op'>.</span><span class='nam'>save</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t185' class='stm mis'> <span class='key'>if</span> <span class='nam'>pqid</span> <span class='key'>is</span> <span class='key'>not</span> <span class='nam'>PQGROUP_DEFAULT</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t186' class='stm mis'> <span class='nam'>update_quota</span><span class='op'>(</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>pqid</span><span class='op'>,</span> <span class='nam'>size</span> <span class='op'>*</span> <span class='num'>1024</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t187' class='stm mis'> <span class='nam'>share_pqgroup_assign</span><span class='op'>(</span><span class='nam'>pqid</span><span class='op'>,</span> <span class='nam'>s</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t188' class='stm mis'> <span class='nam'>mnt_pt</span> <span class='op'>=</span> <span class='str'>'%s%s'</span> <span class='op'>%</span> <span class='op'>(</span><span class='nam'>settings</span><span class='op'>.</span><span class='nam'>MNT_PT</span><span class='op'>,</span> <span class='nam'>sname</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t189' class='stm mis'> <span class='key'>if</span> <span class='key'>not</span> <span class='nam'>s</span><span class='op'>.</span><span class='nam'>is_mounted</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t190' class='stm mis'> <span class='nam'>mount_share</span><span class='op'>(</span><span class='nam'>s</span><span class='op'>,</span> <span class='nam'>mnt_pt</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t191' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>compression</span> <span class='op'>!=</span> <span class='str'>'no'</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t192' class='stm mis'> <span class='nam'>set_property</span><span class='op'>(</span><span class='nam'>mnt_pt</span><span class='op'>,</span> <span class='str'>'compression'</span><span class='op'>,</span> <span class='nam'>compression</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t193' class='stm mis'> <span class='key'>return</span> <span class='nam'>Response</span><span class='op'>(</span><span class='nam'>ShareSerializer</span><span class='op'>(</span><span class='nam'>s</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t194' class='pln'><span class='strut'> </span></p>
<p id='t195' class='pln'><span class='strut'> </span></p>
<p id='t196' class='stm mis'><span class='key'>class</span> <span class='nam'>PoolShareListView</span><span class='op'>(</span><span class='nam'>ShareMixin</span><span class='op'>,</span> <span class='nam'>rfc</span><span class='op'>.</span><span class='nam'>GenericView</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t197' class='stm mis'> <span class='nam'>serializer_class</span> <span class='op'>=</span> <span class='nam'>SharePoolSerializer</span><span class='strut'> </span></p>
<p id='t198' class='pln'><span class='strut'> </span></p>
<p id='t199' class='stm mis'> <span class='key'>def</span> <span class='nam'>get_queryset</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='op'>*</span><span class='nam'>args</span><span class='op'>,</span> <span class='op'>**</span><span class='nam'>kwargs</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t200' class='stm mis'> <span class='nam'>pool</span> <span class='op'>=</span> <span class='nam'>Pool</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='nam'>id</span><span class='op'>=</span><span class='nam'>self</span><span class='op'>.</span><span class='nam'>kwargs</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'pid'</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t201' class='stm mis'> <span class='key'>return</span> <span class='nam'>pool</span><span class='op'>.</span><span class='nam'>share_set</span><span class='op'>.</span><span class='nam'>all</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t202' class='pln'><span class='strut'> </span></p>
<p id='t203' class='pln'><span class='strut'> </span></p>
<p id='t204' class='stm mis'><span class='key'>class</span> <span class='nam'>ShareDetailView</span><span class='op'>(</span><span class='nam'>ShareMixin</span><span class='op'>,</span> <span class='nam'>rfc</span><span class='op'>.</span><span class='nam'>GenericView</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t205' class='stm mis'> <span class='nam'>serializer_class</span> <span class='op'>=</span> <span class='nam'>ShareSerializer</span><span class='strut'> </span></p>
<p id='t206' class='pln'><span class='strut'> </span></p>
<p id='t207' class='stm mis'> <span class='key'>def</span> <span class='nam'>get</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='op'>*</span><span class='nam'>args</span><span class='op'>,</span> <span class='op'>**</span><span class='nam'>kwargs</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t208' class='stm mis'> <span class='key'>try</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t209' class='stm mis'> <span class='nam'>data</span> <span class='op'>=</span> <span class='nam'>Share</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='nam'>id</span><span class='op'>=</span><span class='nam'>self</span><span class='op'>.</span><span class='nam'>kwargs</span><span class='op'>[</span><span class='str'>'sid'</span><span class='op'>]</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t210' class='stm mis'> <span class='nam'>serialized_data</span> <span class='op'>=</span> <span class='nam'>ShareSerializer</span><span class='op'>(</span><span class='nam'>data</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t211' class='stm mis'> <span class='key'>return</span> <span class='nam'>Response</span><span class='op'>(</span><span class='nam'>serialized_data</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t212' class='stm mis'> <span class='key'>except</span> <span class='nam'>Share</span><span class='op'>.</span><span class='nam'>DoesNotExist</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t213' class='stm mis'> <span class='key'>raise</span> <span class='nam'>NotFound</span><span class='op'>(</span><span class='nam'>detail</span><span class='op'>=</span><span class='nam'>None</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t214' class='pln'><span class='strut'> </span></p>
<p id='t215' class='stm mis'> <span class='op'>@</span><span class='nam'>transaction</span><span class='op'>.</span><span class='nam'>atomic</span><span class='strut'> </span></p>
<p id='t216' class='pln'> <span class='key'>def</span> <span class='nam'>put</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sid</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t217' class='stm mis'> <span class='key'>with</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_handle_exception</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t218' class='stm mis'> <span class='nam'>share</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_share</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sid</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t219' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='str'>'size'</span> <span class='key'>in</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t220' class='stm mis'> <span class='nam'>new_size</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_share_size</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t221' class='stm mis'> <span class='nam'>qid</span> <span class='op'>=</span> <span class='nam'>qgroup_id</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>subvol_name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t222' class='stm mis'> <span class='nam'>cur_rusage</span><span class='op'>,</span> <span class='nam'>cur_eusage</span> <span class='op'>=</span> <span class='nam'>volume_usage</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>qid</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t223' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>new_size</span> <span class='op'><</span> <span class='nam'>cur_rusage</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t224' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Unable to resize because requested new '</span><span class='strut'> </span></p>
<p id='t225' class='pln'> <span class='str'>'size(%dKB) is less than current usage(%dKB)'</span><span class='strut'> </span></p>
<p id='t226' class='pln'> <span class='str'>'of the share.'</span> <span class='op'>%</span><span class='strut'> </span></p>
<p id='t227' class='pln'> <span class='op'>(</span><span class='nam'>new_size</span><span class='op'>,</span> <span class='nam'>cur_rusage</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t228' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t229' class='pln'> <span class='com'># quota maintenance</span><span class='strut'> </span></p>
<p id='t230' class='stm mis'> <span class='key'>if</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>.</span><span class='nam'>quotas_enabled</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t231' class='pln'> <span class='com'># Only try create / update quotas if they are enabled,</span><span class='strut'> </span></p>
<p id='t232' class='pln'> <span class='com'># pqgroup of PQGROUP_DEFAULT (-1/-1) indicates no pqgroup,</span><span class='strut'> </span></p>
<p id='t233' class='pln'> <span class='com'># ie quotas were disabled when update was requested.</span><span class='strut'> </span></p>
<p id='t234' class='stm mis'> <span class='key'>if</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span> <span class='op'>==</span> <span class='nam'>PQGROUP_DEFAULT</span> <span class='key'>or</span> <span class='xx'>\</span><span class='strut'> </span></p>
<p id='t235' class='pln'> <span class='key'>not</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup_exist</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t236' class='pln'> <span class='com'># if quotas were disabled or pqgroup non-existent.</span><span class='strut'> </span></p>
<p id='t237' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span> <span class='op'>=</span> <span class='nam'>qgroup_create</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t238' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>save</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t239' class='stm mis'> <span class='key'>if</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span> <span class='key'>is</span> <span class='key'>not</span> <span class='nam'>PQGROUP_DEFAULT</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t240' class='pln'> <span class='com'># Only update quota and assign if now non default as</span><span class='strut'> </span></p>
<p id='t241' class='pln'> <span class='com'># default can also indicate Read-only fs at this point.</span><span class='strut'> </span></p>
<p id='t242' class='stm mis'> <span class='nam'>update_quota</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t243' class='pln'> <span class='nam'>new_size</span> <span class='op'>*</span> <span class='num'>1024</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t244' class='stm mis'> <span class='nam'>share_pqgroup_assign</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t245' class='pln'> <span class='key'>else</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t246' class='pln'> <span class='com'># Our pool's quotas are disabled so reset pqgroup to -1/-1.</span><span class='strut'> </span></p>
<p id='t247' class='stm mis'> <span class='key'>if</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span> <span class='op'>!=</span> <span class='nam'>PQGROUP_DEFAULT</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t248' class='pln'> <span class='com'># Only reset if necessary</span><span class='strut'> </span></p>
<p id='t249' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span> <span class='op'>=</span> <span class='nam'>PQGROUP_DEFAULT</span><span class='strut'> </span></p>
<p id='t250' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>save</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t251' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>size</span> <span class='op'>=</span> <span class='nam'>new_size</span><span class='strut'> </span></p>
<p id='t252' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='str'>'compression'</span> <span class='key'>in</span> <span class='nam'>request</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t253' class='stm mis'> <span class='nam'>new_compression</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_compression</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t254' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>compression_algo</span> <span class='op'>!=</span> <span class='nam'>new_compression</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t255' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>compression_algo</span> <span class='op'>=</span> <span class='nam'>new_compression</span><span class='strut'> </span></p>
<p id='t256' class='stm mis'> <span class='nam'>mnt_pt</span> <span class='op'>=</span> <span class='str'>'%s%s'</span> <span class='op'>%</span> <span class='op'>(</span><span class='nam'>settings</span><span class='op'>.</span><span class='nam'>MNT_PT</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t257' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>new_compression</span> <span class='op'>==</span> <span class='str'>'no'</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t258' class='stm mis'> <span class='nam'>new_compression</span> <span class='op'>=</span> <span class='str'>''</span><span class='strut'> </span></p>
<p id='t259' class='stm mis'> <span class='nam'>set_property</span><span class='op'>(</span><span class='nam'>mnt_pt</span><span class='op'>,</span> <span class='str'>'compression'</span><span class='op'>,</span> <span class='nam'>new_compression</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t260' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>save</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t261' class='stm mis'> <span class='key'>return</span> <span class='nam'>Response</span><span class='op'>(</span><span class='nam'>ShareSerializer</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>data</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t262' class='pln'><span class='strut'> </span></p>
<p id='t263' class='stm mis'> <span class='op'>@</span><span class='nam'>staticmethod</span><span class='strut'> </span></p>
<p id='t264' class='pln'> <span class='key'>def</span> <span class='nam'>_rockon_check</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sname</span><span class='op'>,</span> <span class='nam'>force</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t265' class='stm mis'> <span class='nam'>s</span> <span class='op'>=</span> <span class='nam'>Service</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='nam'>name</span><span class='op'>=</span><span class='str'>'docker'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t266' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>s</span><span class='op'>.</span><span class='nam'>config</span> <span class='key'>is</span> <span class='nam'>None</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t267' class='stm mis'> <span class='key'>return</span><span class='strut'> </span></p>
<p id='t268' class='pln'><span class='strut'> </span></p>
<p id='t269' class='stm mis'> <span class='nam'>config</span> <span class='op'>=</span> <span class='nam'>json</span><span class='op'>.</span><span class='nam'>loads</span><span class='op'>(</span><span class='nam'>s</span><span class='op'>.</span><span class='nam'>config</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t270' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>config</span><span class='op'>.</span><span class='nam'>get</span><span class='op'>(</span><span class='str'>'root_share'</span><span class='op'>)</span> <span class='op'>==</span> <span class='nam'>sname</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t271' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>force</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t272' class='pln'> <span class='com'># turn off docker service, nullify config.</span><span class='strut'> </span></p>
<p id='t273' class='stm mis'> <span class='nam'>systemctl</span><span class='op'>(</span><span class='nam'>s</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>,</span> <span class='str'>'stop'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t274' class='stm mis'> <span class='nam'>systemctl</span><span class='op'>(</span><span class='nam'>s</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>,</span> <span class='str'>'disable'</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t275' class='stm mis'> <span class='nam'>s</span><span class='op'>.</span><span class='nam'>config</span> <span class='op'>=</span> <span class='nam'>None</span><span class='strut'> </span></p>
<p id='t276' class='stm mis'> <span class='nam'>s</span><span class='op'>.</span><span class='nam'>save</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t277' class='pln'><span class='strut'> </span></p>
<p id='t278' class='pln'> <span class='com'># delete all rockon metadata.</span><span class='strut'> </span></p>
<p id='t279' class='stm mis'> <span class='nam'>RockOn</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>all</span><span class='op'>(</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>delete</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t280' class='stm mis'> <span class='key'>return</span><span class='strut'> </span></p>
<p id='t281' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted because it is in use '</span><span class='strut'> </span></p>
<p id='t282' class='pln'> <span class='str'>'by Rock-on service. If you must delete anyway, select '</span><span class='strut'> </span></p>
<p id='t283' class='pln'> <span class='str'>'the force checkbox and try again.'</span> <span class='op'>%</span> <span class='nam'>sname</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t284' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t285' class='pln'><span class='strut'> </span></p>
<p id='t286' class='stm mis'> <span class='op'>@</span><span class='nam'>transaction</span><span class='op'>.</span><span class='nam'>atomic</span><span class='strut'> </span></p>
<p id='t287' class='stm mis'> <span class='key'>def</span> <span class='nam'>delete</span><span class='op'>(</span><span class='nam'>self</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sid</span><span class='op'>,</span> <span class='nam'>command</span><span class='op'>=</span><span class='str'>''</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t288' class='pln'> <span class='str'>"""</span><span class='strut'> </span></p>
<p id='t289' class='pln'><span class='str'> For now, we delete all snapshots, if any of the share and delete the</span><span class='strut'> </span></p>
<p id='t290' class='pln'><span class='str'> share itself.</span><span class='strut'> </span></p>
<p id='t291' class='pln'><span class='str'> """</span><span class='strut'> </span></p>
<p id='t292' class='stm mis'> <span class='nam'>force</span> <span class='op'>=</span> <span class='nam'>True</span> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>command</span> <span class='op'>==</span> <span class='str'>'force'</span><span class='op'>)</span> <span class='key'>else</span> <span class='nam'>False</span><span class='strut'> </span></p>
<p id='t293' class='stm mis'> <span class='key'>with</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_handle_exception</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t294' class='stm mis'> <span class='nam'>share</span> <span class='op'>=</span> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_validate_share</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>sid</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t295' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>Snapshot</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t296' class='pln'> <span class='nam'>snap_type</span><span class='op'>=</span><span class='str'>'replication'</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t297' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted as it has replication '</span><span class='strut'> </span></p>
<p id='t298' class='pln'> <span class='str'>'related snapshots.'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t299' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t300' class='pln'><span class='strut'> </span></p>
<p id='t301' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>NFSExport</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t302' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted as it is exported via '</span><span class='strut'> </span></p>
<p id='t303' class='pln'> <span class='str'>'nfs. Delete nfs exports and try again'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t304' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t305' class='pln'><span class='strut'> </span></p>
<p id='t306' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>SambaShare</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t307' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted as it is shared via '</span><span class='strut'> </span></p>
<p id='t308' class='pln'> <span class='str'>'Samba. Unshare and try again'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t309' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t310' class='pln'><span class='strut'> </span></p>
<p id='t311' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>Snapshot</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t312' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted as it has '</span><span class='strut'> </span></p>
<p id='t313' class='pln'> <span class='str'>'snapshots. Delete snapshots and try '</span><span class='strut'> </span></p>
<p id='t314' class='pln'> <span class='str'>'again'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t315' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t316' class='pln'><span class='strut'> </span></p>
<p id='t317' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>SFTP</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t318' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) cannot be deleted as it is exported via '</span><span class='strut'> </span></p>
<p id='t319' class='pln'> <span class='str'>'SFTP. Delete SFTP export and try again'</span> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t320' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t321' class='pln'><span class='strut'> </span></p>
<p id='t322' class='stm mis'> <span class='key'>if</span> <span class='op'>(</span><span class='nam'>Replica</span><span class='op'>.</span><span class='nam'>objects</span><span class='op'>.</span><span class='nam'>filter</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>=</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='op'>.</span><span class='nam'>exists</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t323' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Share(%s) is configured for replication. If you are '</span><span class='strut'> </span></p>
<p id='t324' class='pln'> <span class='str'>'sure, delete the replication task and try again.'</span><span class='strut'> </span></p>
<p id='t325' class='pln'> <span class='op'>%</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t326' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t327' class='pln'><span class='strut'> </span></p>
<p id='t328' class='stm mis'> <span class='nam'>self</span><span class='op'>.</span><span class='nam'>_rockon_check</span><span class='op'>(</span><span class='nam'>request</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>,</span> <span class='nam'>force</span><span class='op'>=</span><span class='nam'>force</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t329' class='pln'><span class='strut'> </span></p>
<p id='t330' class='stm mis'> <span class='key'>try</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t331' class='stm mis'> <span class='nam'>remove_share</span><span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>pool</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>subvol_name</span><span class='op'>,</span> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>pqgroup</span><span class='op'>,</span><span class='strut'> </span></p>
<p id='t332' class='pln'> <span class='nam'>force</span><span class='op'>=</span><span class='nam'>force</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t333' class='stm mis'> <span class='key'>except</span> <span class='nam'>Exception</span> <span class='key'>as</span> <span class='nam'>e</span><span class='op'>:</span><span class='strut'> </span></p>
<p id='t334' class='stm mis'> <span class='nam'>logger</span><span class='op'>.</span><span class='nam'>exception</span><span class='op'>(</span><span class='nam'>e</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t335' class='stm mis'> <span class='nam'>e_msg</span> <span class='op'>=</span> <span class='op'>(</span><span class='str'>'Failed to delete the Share(%s). Error from '</span><span class='strut'> </span></p>
<p id='t336' class='pln'> <span class='str'>'the OS: %s'</span> <span class='op'>%</span> <span class='op'>(</span><span class='nam'>share</span><span class='op'>.</span><span class='nam'>name</span><span class='op'>,</span> <span class='nam'>e</span><span class='op'>.</span><span class='nam'>__str__</span><span class='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t337' class='stm mis'> <span class='nam'>handle_exception</span><span class='op'>(</span><span class='nam'>Exception</span><span class='op'>(</span><span class='nam'>e_msg</span><span class='op'>)</span><span class='op'>,</span> <span class='nam'>request</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t338' class='stm mis'> <span class='nam'>share</span><span class='op'>.</span><span class='nam'>delete</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
<p id='t339' class='stm mis'> <span class='key'>return</span> <span class='nam'>Response</span><span class='op'>(</span><span class='op'>)</span><span class='strut'> </span></p>
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