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| 8 <title>Coverage for appengine/findit/waterfall/lock_util: 100%</title> |
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| 23 <h1>Coverage for <b>appengine/findit/waterfall/lock_util</b> : |
| 24 <span class='pc_cov'>100%</span> |
| 25 </h1> |
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| 120 </td> |
| 121 <td class='text' valign='top'> |
| 122 <p id='t1' class='pln'><span class='com'># Copyright 2014 The Chromium Authors.
All rights reserved.</span><span class='strut'> </span></p> |
| 123 <p id='t2' class='pln'><span class='com'># Use of this source code is governed b
y a BSD-style license that can be</span><span class='strut'> </span></p> |
| 124 <p id='t3' class='pln'><span class='com'># found in the LICENSE file.</span><spa
n class='strut'> </span></p> |
| 125 <p id='t4' class='pln'><span class='strut'> </span></p> |
| 126 <p id='t5' class='stm run hide_run'><span class='key'>import</span> <span class=
'nam'>logging</span><span class='strut'> </span></p> |
| 127 <p id='t6' class='stm run hide_run'><span class='key'>import</span> <span class=
'nam'>random</span><span class='strut'> </span></p> |
| 128 <p id='t7' class='stm run hide_run'><span class='key'>import</span> <span class=
'nam'>time</span><span class='strut'> </span></p> |
| 129 <p id='t8' class='pln'><span class='strut'> </span></p> |
| 130 <p id='t9' class='stm run hide_run'><span class='key'>from</span> <span class='n
am'>google</span><span class='op'>.</span><span class='nam'>appengine</span><spa
n class='op'>.</span><span class='nam'>api</span> <span class='key'>import</span
> <span class='nam'>memcache</span><span class='strut'> </span></p> |
| 131 <p id='t10' class='pln'><span class='strut'> </span></p> |
| 132 <p id='t11' class='pln'><span class='strut'> </span></p> |
| 133 <p id='t12' class='stm run hide_run'><span class='nam'>_MEMCACHE_MASTER_DOWNLOAD
_LOCK</span> <span class='op'>=</span> <span class='str'>'master-download-lo
ck-%s'</span><span class='strut'> </span></p> |
| 134 <p id='t13' class='stm run hide_run'><span class='nam'>_MEMCACHE_MASTER_DOWNLOAD
_EXPIRATION_SECONDS</span> <span class='op'>=</span> <span class='num'>60</span>
<span class='op'>*</span> <span class='num'>60</span><span class='strut'>
</span></p> |
| 135 <p id='t14' class='stm run hide_run'><span class='nam'>_DOWNLOAD_INTERVAL_SECOND
S</span> <span class='op'>=</span> <span class='num'>10</span><span class='strut
'> </span></p> |
| 136 <p id='t15' class='pln'><span class='strut'> </span></p> |
| 137 <p id='t16' class='pln'><span class='strut'> </span></p> |
| 138 <p id='t17' class='exc'><span class='key'>def</span> <span class='nam'>WaitUntil
DownloadAllowed</span><span class='op'>(</span><span class='strut'> </span>
</p> |
| 139 <p id='t18' class='pln'> <span class='nam'>master_name</span><span
class='op'>,</span> <span class='nam'>timeout_seconds</span><span class='op'>=</
span><span class='num'>90</span><span class='op'>)</span><span class='op'>:</spa
n> <span class='com'># pragma: no cover</span><span class='strut'> </
span></p> |
| 140 <p id='t19' class='exc'> <span class='str'>"""Waits until n
ext download from the specified master is allowed.</span><span class='strut'>&nb
sp;</span></p> |
| 141 <p id='t20' class='pln'><span class='strut'> </span></p> |
| 142 <p id='t21' class='pln'><span class='str'> Returns:</span><span class='str
ut'> </span></p> |
| 143 <p id='t22' class='pln'><span class='str'> True if download is allo
wed to proceed.</span><span class='strut'> </span></p> |
| 144 <p id='t23' class='pln'><span class='str'> False if download is not
still allowed when the given timeout occurs.</span><span class='strut'> </
span></p> |
| 145 <p id='t24' class='pln'><span class='str'> """</span><span
class='strut'> </span></p> |
| 146 <p id='t25' class='exc'> <span class='nam'>client</span> <span class='op'>
=</span> <span class='nam'>memcache</span><span class='op'>.</span><span class='
nam'>Client</span><span class='op'>(</span><span class='op'>)</span><span class=
'strut'> </span></p> |
| 147 <p id='t26' class='exc'> <span class='nam'>key</span> <span class='op'>=</
span> <span class='nam'>_MEMCACHE_MASTER_DOWNLOAD_LOCK</span> <span class='op'>%
</span> <span class='nam'>master_name</span><span class='strut'> </span></p
> |
| 148 <p id='t27' class='pln'><span class='strut'> </span></p> |
| 149 <p id='t28' class='exc'> <span class='nam'>deadline</span> <span class='op
'>=</span> <span class='nam'>time</span><span class='op'>.</span><span class='na
m'>time</span><span class='op'>(</span><span class='op'>)</span> <span class='op
'>+</span> <span class='nam'>timeout_seconds</span><span class='strut'> </s
pan></p> |
| 150 <p id='t29' class='exc'> <span class='key'>while</span> <span class='nam'>
True</span><span class='op'>:</span><span class='strut'> </span></p> |
| 151 <p id='t30' class='exc'> <span class='nam'>info</span> <span class=
'op'>=</span> <span class='nam'>client</span><span class='op'>.</span><span clas
s='nam'>gets</span><span class='op'>(</span><span class='nam'>key</span><span cl
ass='op'>)</span><span class='strut'> </span></p> |
| 152 <p id='t31' class='exc'> <span class='key'>if</span> <span class='k
ey'>not</span> <span class='nam'>info</span> <span class='key'>or</span> <span c
lass='nam'>time</span><span class='op'>.</span><span class='nam'>time</span><spa
n class='op'>(</span><span class='op'>)</span> <span class='op'>-</span> <span c
lass='nam'>info</span><span class='op'>[</span><span class='str'>'time'<
/span><span class='op'>]</span> <span class='op'>>=</span> <span class='nam'>
_DOWNLOAD_INTERVAL_SECONDS</span><span class='op'>:</span><span class='strut'>&n
bsp;</span></p> |
| 153 <p id='t32' class='exc'> <span class='nam'>new_info</span> <
span class='op'>=</span> <span class='op'>{</span><span class='strut'> </sp
an></p> |
| 154 <p id='t33' class='pln'> <span class='str'>
9;time'</span><span class='op'>:</span> <span class='nam'>time</span><span c
lass='op'>.</span><span class='nam'>time</span><span class='op'>(</span><span cl
ass='op'>)</span><span class='strut'> </span></p> |
| 155 <p id='t34' class='pln'> <span class='op'>}</span><span clas
s='strut'> </span></p> |
| 156 <p id='t35' class='exc'> <span class='key'>if</span> <span c
lass='key'>not</span> <span class='nam'>info</span><span class='op'>:</span><spa
n class='strut'> </span></p> |
| 157 <p id='t36' class='exc'> <span class='nam'>success</s
pan> <span class='op'>=</span> <span class='nam'>client</span><span class='op'>.
</span><span class='nam'>add</span><span class='op'>(</span><span class='strut'>
</span></p> |
| 158 <p id='t37' class='pln'> <span class='n
am'>key</span><span class='op'>,</span> <span class='nam'>new_info</span><span c
lass='op'>,</span> <span class='nam'>time</span><span class='op'>=</span><span c
lass='nam'>_MEMCACHE_MASTER_DOWNLOAD_EXPIRATION_SECONDS</span><span class='op'>)
</span><span class='strut'> </span></p> |
| 159 <p id='t38' class='exc'> <span class='key'>else</span><span
class='op'>:</span><span class='strut'> </span></p> |
| 160 <p id='t39' class='exc'> <span class='nam'>success</s
pan> <span class='op'>=</span> <span class='nam'>client</span><span class='op'>.
</span><span class='nam'>cas</span><span class='op'>(</span><span class='strut'>
</span></p> |
| 161 <p id='t40' class='pln'> <span class='n
am'>key</span><span class='op'>,</span> <span class='nam'>new_info</span><span c
lass='op'>,</span> <span class='nam'>time</span><span class='op'>=</span><span c
lass='nam'>_MEMCACHE_MASTER_DOWNLOAD_EXPIRATION_SECONDS</span><span class='op'>)
</span><span class='strut'> </span></p> |
| 162 <p id='t41' class='pln'><span class='strut'> </span></p> |
| 163 <p id='t42' class='exc'> <span class='key'>if</span> <span c
lass='nam'>success</span><span class='op'>:</span><span class='strut'> </sp
an></p> |
| 164 <p id='t43' class='exc'> <span class='nam'>logging</s
pan><span class='op'>.</span><span class='nam'>info</span><span class='op'>(</sp
an><span class='str'>'Download from %s is allowed. Waited %s seconds.'</
span><span class='op'>,</span><span class='strut'> </span></p> |
| 165 <p id='t44' class='pln'>
<span class='nam'>master_name</span><span class='op'>,</span
> <span class='op'>(</span><span class='nam'>time</span><span class='op'>.</span
><span class='nam'>time</span><span class='op'>(</span><span class='op'>)</span>
<span class='op'>+</span> <span class='nam'>timeout_seconds</span> <span class=
'op'>-</span> <span class='nam'>deadline</span><span class='op'>)</span><span cl
ass='op'>)</span><span class='strut'> </span></p> |
| 166 <p id='t45' class='exc'> <span class='key'>return</sp
an> <span class='nam'>True</span><span class='strut'> </span></p> |
| 167 <p id='t46' class='pln'><span class='strut'> </span></p> |
| 168 <p id='t47' class='exc'> <span class='key'>if</span> <span class='n
am'>time</span><span class='op'>.</span><span class='nam'>time</span><span class
='op'>(</span><span class='op'>)</span> <span class='op'>></span> <span class
='nam'>deadline</span><span class='op'>:</span><span class='strut'> </span>
</p> |
| 169 <p id='t48' class='exc'> <span class='nam'>logging</span><sp
an class='op'>.</span><span class='nam'>info</span><span class='op'>(</span><spa
n class='str'>'Download from %s is not allowed. Waited %s seconds.'</spa
n><span class='op'>,</span><span class='strut'> </span></p> |
| 170 <p id='t49' class='pln'>
<span class='nam'>master_name</span><span class='op'>,</span> <span
class='nam'>timeout_seconds</span><span class='op'>)</span><span class='strut'>
</span></p> |
| 171 <p id='t50' class='exc'> <span class='key'>return</span> <sp
an class='nam'>False</span><span class='strut'> </span></p> |
| 172 <p id='t51' class='pln'><span class='strut'> </span></p> |
| 173 <p id='t52' class='exc'> <span class='nam'>logging</span><span clas
s='op'>.</span><span class='nam'>info</span><span class='op'>(</span><span class
='str'>'Waiting to download from %s'</span><span class='op'>,</span> <sp
an class='nam'>master_name</span><span class='op'>)</span><span class='strut'>&n
bsp;</span></p> |
| 174 <p id='t53' class='exc'> <span class='nam'>time</span><span class='
op'>.</span><span class='nam'>sleep</span><span class='op'>(</span><span class='
nam'>_DOWNLOAD_INTERVAL_SECONDS</span> <span class='op'>+</span> <span class='na
m'>random</span><span class='op'>.</span><span class='nam'>random</span><span cl
ass='op'>(</span><span class='op'>)</span><span class='op'>)</span><span class='
strut'> </span></p> |
| 175 |
| 176 </td> |
| 177 </tr> |
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