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@@ -52,7 +52,7 @@
<div class="title">constants.hpp</div> </div>
</div><!--header-->
<div class="contents">
-<a href="src_2master_2constants_8hpp.html">Go to the documentation of this
file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span
class="lineno"> 1</span> <span class="comment">// Licensed to the
Apache Software Foundation (ASF) under one</span></div><div class="line"><a
name="l00002"></a><span class="lineno"> 2</span> <span
class="comment">// or more contributor license agreements. See the NOTICE
file</span></div><div class="line"><a name="l00003"></a><span class="lineno">
3</span> <span class="comment">// distributed with this work for
additional information</span></div><div class="line"><a name="l00004"></a><span
class="lineno"> 4</span> <span class="comment">// regarding copyright
ownership. The ASF licenses this file</span></div><div class="line"><a
name="l00005"></a><span class="lineno"> 5</span> <span
class="comment">// to you under the Apache License, Version 2.0
(the</span></div><div class="line"><a name="l00006
"></a><span class="lineno"> 6</span> <span class="comment">//
"License"); you may not use this file except in
compliance</span></div><div class="line"><a name="l00007"></a><span
class="lineno"> 7</span> <span class="comment">// with the License.
You may obtain a copy of the License at</span></div><div class="line"><a
name="l00008"></a><span class="lineno"> 8</span> <span
class="comment">//</span></div><div class="line"><a name="l00009"></a><span
class="lineno"> 9</span> <span class="comment">//
http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a
name="l00010"></a><span class="lineno"> 10</span> <span
class="comment">//</span></div><div class="line"><a name="l00011"></a><span
class="lineno"> 11</span> <span class="comment">// Unless required by
applicable law or agreed to in writing, software</span></div><div
class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span
class="commen
t">// distributed under the License is distributed on an "AS IS"
BASIS,</span></div><div class="line"><a name="l00013"></a><span class="lineno">
13</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF
ANY KIND, either express or implied.</span></div><div class="line"><a
name="l00014"></a><span class="lineno"> 14</span> <span
class="comment">// See the License for the specific language governing
permissions and</span></div><div class="line"><a name="l00015"></a><span
class="lineno"> 15</span> <span class="comment">// limitations under the
License.</span></div><div class="line"><a name="l00016"></a><span
class="lineno"> 16</span> </div><div class="line"><a
name="l00017"></a><span class="lineno"> 17</span> <span
class="preprocessor">#ifndef __MASTER_CONSTANTS_HPP__</span></div><div
class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span
class="preprocessor">#define __MASTER_CONSTANTS_HPP__</span></div><d
iv class="line"><a name="l00019"></a><span class="lineno">
19</span> </div><div class="line"><a name="l00020"></a><span
class="lineno"> 20</span> <span class="preprocessor">#include
<stdint.h></span></div><div class="line"><a name="l00021"></a><span
class="lineno"> 21</span> </div><div class="line"><a
name="l00022"></a><span class="lineno"> 22</span> <span
class="preprocessor">#include <<a class="code"
href="include_2mesos_2mesos_8hpp.html">mesos/mesos.hpp</a>></span></div><div
class="line"><a name="l00023"></a><span class="lineno">
23</span> </div><div class="line"><a name="l00024"></a><span
class="lineno"> 24</span> <span class="preprocessor">#include <<a
class="code" href="bytes_8hpp.html">stout/bytes.hpp</a>></span></div><div
class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span
class="preprocessor">#include <<a class="code"
href="duration_8hpp.html">stout/duration.hpp</a>></span></div><di
v class="line"><a name="l00026"></a><span class="lineno">
26</span> <span class="preprocessor">#include <<a class="code"
href="3rdparty_2stout_2include_2stout_2version_8hpp.html">stout/version.hpp</a>></span></div><div
class="line"><a name="l00027"></a><span class="lineno">
27</span> </div><div class="line"><a name="l00028"></a><span
class="lineno"> 28</span> <span class="keyword">namespace </span><a
class="code" href="namespacemesos.html">mesos</a> {</div><div class="line"><a
name="l00029"></a><span class="lineno"> 29</span> <span
class="keyword">namespace </span><a class="code"
href="namespaceinternal.html">internal</a> {</div><div class="line"><a
name="l00030"></a><span class="lineno"> 30</span> <span
class="keyword">namespace </span><a class="code"
href="namespacemesos_1_1v1_1_1master.html">master</a> {</div><div
class="line"><a name="l00031"></a><span class="lineno">
31</span> </div><div class="line"><a name="l00032"></a><span cla
ss="lineno"> 32</span> <span class="comment">// TODO(benh): Add units
after constants.</span></div><div class="line"><a name="l00033"></a><span
class="lineno"> 33</span> <span class="comment">// TODO(benh): Also make
configuration options be constants.</span></div><div class="line"><a
name="l00034"></a><span class="lineno"> 34</span> </div><div
class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span
class="comment">// TODO(vinod): Move constants that are only used in flags
to</span></div><div class="line"><a name="l00036"></a><span class="lineno">
36</span> <span class="comment">//
'master/flags.hpp'.</span></div><div class="line"><a
name="l00037"></a><span class="lineno"> 37</span> </div><div
class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span
class="comment">// TODO(jieyu): Use static functions for all the constants. See
more</span></div><div class="line"><a name="l00039"></a><span class="
lineno"> 39</span> <span class="comment">// details in
MESOS-1023.</span></div><div class="line"><a name="l00040"></a><span
class="lineno"> 40</span> </div><div class="line"><a
name="l00041"></a><span class="lineno"> 41</span> <span
class="comment">// Maximum number of slot offers to have outstanding for each
framework.</span></div><div class="line"><a name="l00042"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a628864afbb918b16c222b3d044ed95ed">
42</a></span> constexpr <span class="keywordtype">int</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a628864afbb918b16c222b3d044ed95ed">MAX_OFFERS_PER_FRAMEWORK</a>
= 50;</div><div class="line"><a name="l00043"></a><span class="lineno">
43</span> </div><div class="line"><a name="l00044"></a><span
class="lineno"> 44</span> <span class="comment">// Minimum number of
cpus per offer.</span></div><div class="line"><a name="l00045"></a><sp
an class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a4c1e069f768a3bccdfdcfa95b73dbb10">
45</a></span> constexpr <span class="keywordtype">double</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a4c1e069f768a3bccdfdcfa95b73dbb10">MIN_CPUS</a>
= 0.01;</div><div class="line"><a name="l00046"></a><span class="lineno">
46</span> </div><div class="line"><a name="l00047"></a><span
class="lineno"> 47</span> <span class="comment">// Minimum amount of
memory per offer.</span></div><div class="line"><a name="l00048"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ada380541a94eb17e7791e67dc5d3507f">
48</a></span> constexpr <a class="code"
href="classBytes.html">Bytes</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#ada380541a94eb17e7791e67dc5d3507f">MIN_MEM</a>
= <a class="code"
href="bytes_8hpp.html#a5d8fe3ccbf9cafff06846c05b3ca864b">Megabytes</a>(32);</di
v><div class="line"><a name="l00049"></a><span class="lineno">
49</span> </div><div class="line"><a name="l00050"></a><span
class="lineno"> 50</span> <span class="comment">// Default interval the
master uses to send heartbeats to an HTTP</span></div><div class="line"><a
name="l00051"></a><span class="lineno"> 51</span> <span
class="comment">// scheduler.</span></div><div class="line"><a
name="l00052"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a241384d7256ec21bea9b9e9cba24f766">
52</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a241384d7256ec21bea9b9e9cba24f766">DEFAULT_HEARTBEAT_INTERVAL</a>
= <a class="code" href="classSeconds.html">Seconds</a>(15);</div><div
class="line"><a name="l00053"></a><span class="lineno">
53</span> </div><div class="line"><a name="l00054"></a><span
class="lineno"> 54</span> <spa
n class="comment">// Amount of time within which a slave PING should be
received.</span></div><div class="line"><a name="l00055"></a><span
class="lineno"> 55</span> <span class="comment">// NOTE: The slave uses
these PING constants to determine when</span></div><div class="line"><a
name="l00056"></a><span class="lineno"> 56</span> <span
class="comment">// the master has stopped sending pings. If these are
made</span></div><div class="line"><a name="l00057"></a><span class="lineno">
57</span> <span class="comment">// configurable, then we'll need to
rely on upper/lower bounds</span></div><div class="line"><a
name="l00058"></a><span class="lineno"> 58</span> <span
class="comment">// to ensure that the slave is not unnecessarily
triggering</span></div><div class="line"><a name="l00059"></a><span
class="lineno"> 59</span> <span class="comment">//
re-registrations.</span></div><div class="line"><a name="l00060"></a><span
class="lineno"><a class="lin
e"
href="namespacemesos_1_1internal_1_1master.html#a6f4673191011b3ee0728de7177602651">
60</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a6f4673191011b3ee0728de7177602651">DEFAULT_AGENT_PING_TIMEOUT</a>
= <a class="code" href="classSeconds.html">Seconds</a>(15);</div><div
class="line"><a name="l00061"></a><span class="lineno">
61</span> </div><div class="line"><a name="l00062"></a><span
class="lineno"> 62</span> <span class="comment">// Maximum number of
ping timeouts until slave is considered failed.</span></div><div
class="line"><a name="l00063"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af90683414a296615d19d715b53fb3bb2">
63</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#af90683414a296615d19d715b53fb3bb2">DEFAULT_MAX_AGENT_PING_TIMEOUTS</a
> = 5;</div><div class="line"><a name="l00064"></a><span class="lineno">
> 64</span> </div><div class="line"><a name="l00065"></a><span
> class="lineno"> 65</span> <span class="comment">// The minimum
> timeout that can be used by a newly elected leader to</span></div><div
> class="line"><a name="l00066"></a><span class="lineno">
> 66</span> <span class="comment">// allow re-registration of slaves. Any
> slaves that do not reregister</span></div><div class="line"><a
> name="l00067"></a><span class="lineno"> 67</span> <span
> class="comment">// within this timeout will be marked unreachable; if/when
> the agent</span></div><div class="line"><a name="l00068"></a><span
> class="lineno"> 68</span> <span class="comment">// reregisters,
> non-partition-aware tasks running on the agent will</span></div><div
> class="line"><a name="l00069"></a><span class="lineno">
> 69</span> <span class="comment">// be terminated.</span></div><div
> class="line"><a name="l00070"></a><span cl
ass="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a20e5905952444eba6901a5b9de5a29c8">
70</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a20e5905952444eba6901a5b9de5a29c8">MIN_AGENT_REREGISTER_TIMEOUT</a>
= <a class="code" href="classMinutes.html">Minutes</a>(10);</div><div
class="line"><a name="l00071"></a><span class="lineno">
71</span> </div><div class="line"><a name="l00072"></a><span
class="lineno"> 72</span> <span class="comment">// Default limit on the
percentage of slaves that will be removed</span></div><div class="line"><a
name="l00073"></a><span class="lineno"> 73</span> <span
class="comment">// after recovering if no re-registration attempts were
made.</span></div><div class="line"><a name="l00074"></a><span class="lineno">
74</span> <span class="comment">// TODO(bmahler): There's no value
here that works for all se
tups.</span></div><div class="line"><a name="l00075"></a><span class="lineno">
75</span> <span class="comment">// Currently the default is 100% which
is favorable to those running</span></div><div class="line"><a
name="l00076"></a><span class="lineno"> 76</span> <span
class="comment">// small clusters or experimenting with Mesos. However,
it's important</span></div><div class="line"><a name="l00077"></a><span
class="lineno"> 77</span> <span class="comment">// that we also prevent
the catastrophic 100% removal case for</span></div><div class="line"><a
name="l00078"></a><span class="lineno"> 78</span> <span
class="comment">// production clusters. This TODO is to provide a --production
flag</span></div><div class="line"><a name="l00079"></a><span class="lineno">
79</span> <span class="comment">// which would allow flag defaults that
are more appropriate for</span></div><div class="line"><a
name="l00080"></a><span class="lineno"> 80</span> <
span class="comment">// production use-cases.</span></div><div class="line"><a
name="l00081"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a6ea47ae30dc62a5f7c87da68e9b1f22a">
81</a></span> constexpr <span class="keywordtype">double</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a6ea47ae30dc62a5f7c87da68e9b1f22a">RECOVERY_AGENT_REMOVAL_PERCENT_LIMIT</a>
= 1.0; <span class="comment">// 100%.</span></div><div class="line"><a
name="l00082"></a><span class="lineno"> 82</span> </div><div
class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span
class="comment">// Maximum number of removed slaves to store in the
cache.</span></div><div class="line"><a name="l00084"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af1f65c9e7a94cc3a9f0f48a4d5a1119a">
84</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code" href="namespacem
esos_1_1internal_1_1master.html#af1f65c9e7a94cc3a9f0f48a4d5a1119a">MAX_REMOVED_SLAVES</a>
= 100000;</div><div class="line"><a name="l00085"></a><span class="lineno">
85</span> </div><div class="line"><a name="l00086"></a><span
class="lineno"> 86</span> <span class="comment">// Default maximum
number of completed frameworks to store in the cache.</span></div><div
class="line"><a name="l00087"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#aba22004af07f12d1c2942b8800393a3d">
87</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#aba22004af07f12d1c2942b8800393a3d">DEFAULT_MAX_COMPLETED_FRAMEWORKS</a>
= 50;</div><div class="line"><a name="l00088"></a><span class="lineno">
88</span> </div><div class="line"><a name="l00089"></a><span
class="lineno"> 89</span> <span class="comment">// Default maximum
number of completed tasks per framework</s
pan></div><div class="line"><a name="l00090"></a><span class="lineno">
90</span> <span class="comment">// to store in the cache.</span></div><div
class="line"><a name="l00091"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af1bc8ca4f911546c928db70fc2452555">
91</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#af1bc8ca4f911546c928db70fc2452555">DEFAULT_MAX_COMPLETED_TASKS_PER_FRAMEWORK</a>
= 1000;</div><div class="line"><a name="l00092"></a><span class="lineno">
92</span> </div><div class="line"><a name="l00093"></a><span
class="lineno"> 93</span> <span class="comment">// Default maximum
number of unreachable tasks per framework</span></div><div class="line"><a
name="l00094"></a><span class="lineno"> 94</span> <span
class="comment">// to store in the cache.</span></div><div class="line"><a
name="l00095"></a><span class="lineno"><a cl
ass="line"
href="namespacemesos_1_1internal_1_1master.html#abaa1399485137f142575825c3f5641e1">
95</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#abaa1399485137f142575825c3f5641e1">DEFAULT_MAX_UNREACHABLE_TASKS_PER_FRAMEWORK</a>
= 1000;</div><div class="line"><a name="l00096"></a><span class="lineno">
96</span> </div><div class="line"><a name="l00097"></a><span
class="lineno"> 97</span> <span class="comment">// Time interval to
check for updated watchers list.</span></div><div class="line"><a
name="l00098"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ad2627abddb03ef2da0bf1406f33876e6">
98</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#ad2627abddb03ef2da0bf1406f33876e6">WHITELIST_WATCH_INTERVAL</a>
= <a class="code" href="classSeconds.html">Secon
ds</a>(5);</div><div class="line"><a name="l00099"></a><span class="lineno">
99</span> </div><div class="line"><a name="l00100"></a><span
class="lineno"> 100</span> <span class="comment">// Default number of
tasks (limit) for /master/tasks endpoint.</span></div><div class="line"><a
name="l00101"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ac23a99c6272982c2141465de0eb7ed11">
101</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#ac23a99c6272982c2141465de0eb7ed11">TASK_LIMIT</a>
= 100;</div><div class="line"><a name="l00102"></a><span class="lineno">
102</span> </div><div class="line"><a name="l00103"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#aa41c3e949f334a002aaf4866324c9fb8">
103</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code" href="namespacemeso
s_1_1internal_1_1master.html#aa41c3e949f334a002aaf4866324c9fb8">DEFAULT_REGISTRY_GC_INTERVAL</a>
= <a class="code" href="classMinutes.html">Minutes</a>(15);</div><div
class="line"><a name="l00104"></a><span class="lineno">
104</span> </div><div class="line"><a name="l00105"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a15b34b0f2700b1f91685da509e105b14">
105</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a15b34b0f2700b1f91685da509e105b14">DEFAULT_REGISTRY_MAX_AGENT_AGE</a>
= <a class="code" href="classWeeks.html">Weeks</a>(2);</div><div
class="line"><a name="l00106"></a><span class="lineno">
106</span> </div><div class="line"><a name="l00107"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a2064ecd8e5d504652f6b01f2c5aa5b62">
107</a></span> constexpr <span class="keywordtype">size_t</sp
an> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a2064ecd8e5d504652f6b01f2c5aa5b62">DEFAULT_REGISTRY_MAX_AGENT_COUNT</a>
= 100 * 1024;</div><div class="line"><a name="l00108"></a><span
class="lineno"> 108</span> </div><div class="line"><a
name="l00114"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a5de4b87e242520966053b9d15adc1374">
114</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a5de4b87e242520966053b9d15adc1374">MASTER_INFO_LABEL</a>[]
= <span class="stringliteral">"info"</span>;</div><div
class="line"><a name="l00115"></a><span class="lineno">
115</span> </div><div class="line"><a name="l00121"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a0e384d8354dfe4fa76821ab53fadc01d">
121</a></span> constexpr <span class="keywordtype">char</span> <a
class="code" href="namespa
cemesos_1_1internal_1_1master.html#a0e384d8354dfe4fa76821ab53fadc01d">MASTER_INFO_JSON_LABEL</a>[]
= <span class="stringliteral">"json.info"</span>;</div><div
class="line"><a name="l00122"></a><span class="lineno">
122</span> </div><div class="line"><a name="l00123"></a><span
class="lineno"> 123</span> <span class="comment">// Timeout used for
ZooKeeper related operations.</span></div><div class="line"><a
name="l00124"></a><span class="lineno"> 124</span> <span
class="comment">// TODO(vinod): Master detector/contender should use this
timeout.</span></div><div class="line"><a name="l00125"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a5d21c5e6b6327cf87561add6b5f66f86">
125</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a5d21c5e6b6327cf87561add6b5f66f86">ZOOKEEPER_SESSION_TIMEOUT</a>
= <a class="code" href="classSeco
nds.html">Seconds</a>(10);</div><div class="line"><a name="l00126"></a><span
class="lineno"> 126</span> </div><div class="line"><a
name="l00127"></a><span class="lineno"> 127</span> <span
class="comment">// Name of the default, CRAM-MD5
authenticator.</span></div><div class="line"><a name="l00128"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a46feda342f353a3c4d12a61a30b32bef">
128</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a46feda342f353a3c4d12a61a30b32bef">DEFAULT_AUTHENTICATOR</a>[]
= <span class="stringliteral">"crammd5"</span>;</div><div
class="line"><a name="l00129"></a><span class="lineno">
129</span> </div><div class="line"><a name="l00130"></a><span
class="lineno"> 130</span> <span class="comment">// Name of the default,
HierarchicalDRF authenticator.</span></div><div class="line"><a
name="l00131"></a><span class=
"lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a60d9590f3ec2e34e1de0de1c13fc986e">
131</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a60d9590f3ec2e34e1de0de1c13fc986e">DEFAULT_ALLOCATOR</a>[]
= <span class="stringliteral">"HierarchicalDRF"</span>;</div><div
class="line"><a name="l00132"></a><span class="lineno">
132</span> </div><div class="line"><a name="l00133"></a><span
class="lineno"> 133</span> <span class="comment">// The default interval
between allocations.</span></div><div class="line"><a name="l00134"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a6eab5fd8da3226a75a83875255f69af7">
134</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a6eab5fd8da3226a75a83875255f69af7">DEFAULT_ALLOCATION_INTERVAL</a>
= <a cl
ass="code" href="classSeconds.html">Seconds</a>(1);</div><div class="line"><a
name="l00135"></a><span class="lineno"> 135</span> </div><div
class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span
class="comment">// Name of the default, local authorizer.</span></div><div
class="line"><a name="l00137"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ae1f57896b2073d4287cdb2c6ceb73961">
137</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#ae1f57896b2073d4287cdb2c6ceb73961">DEFAULT_AUTHORIZER</a>[]
= <span class="stringliteral">"local"</span>;</div><div
class="line"><a name="l00138"></a><span class="lineno">
138</span> </div><div class="line"><a name="l00139"></a><span
class="lineno"> 139</span> <span class="comment">// Name of the master
HTTP authentication realm for read-only endpoints.</span></div><div
class="line"><
a name="l00140"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a2edb69bd13e8d6ec7e227f9e92d93de6">
140</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a2edb69bd13e8d6ec7e227f9e92d93de6">READONLY_HTTP_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00141"></a><span class="lineno">
141</span>  <span
class="stringliteral">"mesos-master-readonly"</span>;</div><div
class="line"><a name="l00142"></a><span class="lineno">
142</span> </div><div class="line"><a name="l00143"></a><span
class="lineno"> 143</span> <span class="comment">// Name of the master
HTTP authentication realm for read-write endpoints.</span></div><div
class="line"><a name="l00144"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a12e29915045c6afee4ea89306d3d6685">
144</a></span> constexpr <span class="keywordtype
">char</span> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a12e29915045c6afee4ea89306d3d6685">READWRITE_HTTP_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00145"></a><span class="lineno">
145</span>  <span
class="stringliteral">"mesos-master-readwrite"</span>;</div><div
class="line"><a name="l00146"></a><span class="lineno">
146</span> </div><div class="line"><a name="l00147"></a><span
class="lineno"> 147</span> <span class="comment">// Name of the default
authentication realm for HTTP frameworks.</span></div><div class="line"><a
name="l00148"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a4a098c0d8e9b38df5beadc7e35714ccc">
148</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a4a098c0d8e9b38df5beadc7e35714ccc">DEFAULT_HTTP_FRAMEWORK_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00149
"></a><span class="lineno"> 149</span>  <span
class="stringliteral">"mesos-master-scheduler"</span>;</div><div
class="line"><a name="l00150"></a><span class="lineno">
150</span> </div><div class="line"><a name="l00151"></a><span
class="lineno"> 151</span> <span class="comment">// Agents older than
this version are not allowed to register.</span></div><div class="line"><a
name="l00152"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a6e6aef7026507e8ef64064d1a5a87998">
152</a></span> <span class="keyword">const</span> <a class="code"
href="structVersion.html">Version</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a6e6aef7026507e8ef64064d1a5a87998">MINIMUM_AGENT_VERSION</a>
= <a class="code" href="structVersion.html">Version</a>(1, 0, 0);</div><div
class="line"><a name="l00153"></a><span class="lineno">
153</span> </div><div class="line"><a name="l00154"></a><span
class="lineno"> 154
</span> std::vector<MasterInfo::Capability> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a5755d8f01d2ae9068790916bdf0faab0">MASTER_CAPABILITIES</a>();</div><div
class="line"><a name="l00155"></a><span class="lineno">
155</span> </div><div class="line"><a name="l00156"></a><span
class="lineno"> 156</span> } <span class="comment">// namespace master
{</span></div><div class="line"><a name="l00157"></a><span class="lineno">
157</span> } <span class="comment">// namespace internal
{</span></div><div class="line"><a name="l00158"></a><span class="lineno">
158</span> } <span class="comment">// namespace mesos {</span></div><div
class="line"><a name="l00159"></a><span class="lineno">
159</span> </div><div class="line"><a name="l00160"></a><span
class="lineno"> 160</span> <span class="preprocessor">#endif //
__MASTER_CONSTANTS_HPP__</span></div><div class="ttc"
id="namespacemesos_1_1v1_1_1master_html"><div class="ttname"><a h
ref="namespacemesos_1_1v1_1_1master.html">mesos::v1::master</a></div><div
class="ttdef"><b>Definition:</b> master.hpp:27</div></div>
+<a href="src_2master_2constants_8hpp.html">Go to the documentation of this
file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span
class="lineno"> 1</span> <span class="comment">// Licensed to the
Apache Software Foundation (ASF) under one</span></div><div class="line"><a
name="l00002"></a><span class="lineno"> 2</span> <span
class="comment">// or more contributor license agreements. See the NOTICE
file</span></div><div class="line"><a name="l00003"></a><span class="lineno">
3</span> <span class="comment">// distributed with this work for
additional information</span></div><div class="line"><a name="l00004"></a><span
class="lineno"> 4</span> <span class="comment">// regarding copyright
ownership. The ASF licenses this file</span></div><div class="line"><a
name="l00005"></a><span class="lineno"> 5</span> <span
class="comment">// to you under the Apache License, Version 2.0
(the</span></div><div class="line"><a name="l00006
"></a><span class="lineno"> 6</span> <span class="comment">//
"License"); you may not use this file except in
compliance</span></div><div class="line"><a name="l00007"></a><span
class="lineno"> 7</span> <span class="comment">// with the License.
You may obtain a copy of the License at</span></div><div class="line"><a
name="l00008"></a><span class="lineno"> 8</span> <span
class="comment">//</span></div><div class="line"><a name="l00009"></a><span
class="lineno"> 9</span> <span class="comment">//
http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a
name="l00010"></a><span class="lineno"> 10</span> <span
class="comment">//</span></div><div class="line"><a name="l00011"></a><span
class="lineno"> 11</span> <span class="comment">// Unless required by
applicable law or agreed to in writing, software</span></div><div
class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span
class="commen
t">// distributed under the License is distributed on an "AS IS"
BASIS,</span></div><div class="line"><a name="l00013"></a><span class="lineno">
13</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF
ANY KIND, either express or implied.</span></div><div class="line"><a
name="l00014"></a><span class="lineno"> 14</span> <span
class="comment">// See the License for the specific language governing
permissions and</span></div><div class="line"><a name="l00015"></a><span
class="lineno"> 15</span> <span class="comment">// limitations under the
License.</span></div><div class="line"><a name="l00016"></a><span
class="lineno"> 16</span> </div><div class="line"><a
name="l00017"></a><span class="lineno"> 17</span> <span
class="preprocessor">#ifndef __MASTER_CONSTANTS_HPP__</span></div><div
class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span
class="preprocessor">#define __MASTER_CONSTANTS_HPP__</span></div><d
iv class="line"><a name="l00019"></a><span class="lineno">
19</span> </div><div class="line"><a name="l00020"></a><span
class="lineno"> 20</span> <span class="preprocessor">#include
<stdint.h></span></div><div class="line"><a name="l00021"></a><span
class="lineno"> 21</span> </div><div class="line"><a
name="l00022"></a><span class="lineno"> 22</span> <span
class="preprocessor">#include <<a class="code"
href="include_2mesos_2mesos_8hpp.html">mesos/mesos.hpp</a>></span></div><div
class="line"><a name="l00023"></a><span class="lineno">
23</span> </div><div class="line"><a name="l00024"></a><span
class="lineno"> 24</span> <span class="preprocessor">#include <<a
class="code" href="bytes_8hpp.html">stout/bytes.hpp</a>></span></div><div
class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span
class="preprocessor">#include <<a class="code"
href="duration_8hpp.html">stout/duration.hpp</a>></span></div><di
v class="line"><a name="l00026"></a><span class="lineno">
26</span> <span class="preprocessor">#include <<a class="code"
href="3rdparty_2stout_2include_2stout_2version_8hpp.html">stout/version.hpp</a>></span></div><div
class="line"><a name="l00027"></a><span class="lineno">
27</span> </div><div class="line"><a name="l00028"></a><span
class="lineno"> 28</span> <span class="keyword">namespace </span><a
class="code" href="namespacemesos.html">mesos</a> {</div><div class="line"><a
name="l00029"></a><span class="lineno"> 29</span> <span
class="keyword">namespace </span><a class="code"
href="namespaceinternal.html">internal</a> {</div><div class="line"><a
name="l00030"></a><span class="lineno"> 30</span> <span
class="keyword">namespace </span><a class="code"
href="namespacemesos_1_1v1_1_1master.html">master</a> {</div><div
class="line"><a name="l00031"></a><span class="lineno">
31</span> </div><div class="line"><a name="l00032"></a><span cla
ss="lineno"> 32</span> <span class="comment">// TODO(benh): Add units
after constants.</span></div><div class="line"><a name="l00033"></a><span
class="lineno"> 33</span> <span class="comment">// TODO(benh): Also make
configuration options be constants.</span></div><div class="line"><a
name="l00034"></a><span class="lineno"> 34</span> </div><div
class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span
class="comment">// TODO(vinod): Move constants that are only used in flags
to</span></div><div class="line"><a name="l00036"></a><span class="lineno">
36</span> <span class="comment">//
'master/flags.hpp'.</span></div><div class="line"><a
name="l00037"></a><span class="lineno"> 37</span> </div><div
class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span
class="comment">// TODO(jieyu): Use static functions for all the constants. See
more</span></div><div class="line"><a name="l00039"></a><span class="
lineno"> 39</span> <span class="comment">// details in
MESOS-1023.</span></div><div class="line"><a name="l00040"></a><span
class="lineno"> 40</span> </div><div class="line"><a
name="l00041"></a><span class="lineno"> 41</span> <span
class="comment">// Maximum number of slot offers to have outstanding for each
framework.</span></div><div class="line"><a name="l00042"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a628864afbb918b16c222b3d044ed95ed">
42</a></span> constexpr <span class="keywordtype">int</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a628864afbb918b16c222b3d044ed95ed">MAX_OFFERS_PER_FRAMEWORK</a>
= 50;</div><div class="line"><a name="l00043"></a><span class="lineno">
43</span> </div><div class="line"><a name="l00044"></a><span
class="lineno"> 44</span> <span class="comment">// Minimum number of
cpus per offer.</span></div><div class="line"><a name="l00045"></a><sp
an class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a4c1e069f768a3bccdfdcfa95b73dbb10">
45</a></span> constexpr <span class="keywordtype">double</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a4c1e069f768a3bccdfdcfa95b73dbb10">MIN_CPUS</a>
= 0.01;</div><div class="line"><a name="l00046"></a><span class="lineno">
46</span> </div><div class="line"><a name="l00047"></a><span
class="lineno"> 47</span> <span class="comment">// Minimum amount of
memory per offer.</span></div><div class="line"><a name="l00048"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ada380541a94eb17e7791e67dc5d3507f">
48</a></span> constexpr <a class="code"
href="classBytes.html">Bytes</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#ada380541a94eb17e7791e67dc5d3507f">MIN_MEM</a>
= <a class="code"
href="bytes_8hpp.html#a5d8fe3ccbf9cafff06846c05b3ca864b">Megabytes</a>(32);</di
v><div class="line"><a name="l00049"></a><span class="lineno">
49</span> </div><div class="line"><a name="l00050"></a><span
class="lineno"> 50</span> <span class="comment">// Default interval the
master uses to send heartbeats to an HTTP</span></div><div class="line"><a
name="l00051"></a><span class="lineno"> 51</span> <span
class="comment">// scheduler.</span></div><div class="line"><a
name="l00052"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a241384d7256ec21bea9b9e9cba24f766">
52</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a241384d7256ec21bea9b9e9cba24f766">DEFAULT_HEARTBEAT_INTERVAL</a>
= <a class="code" href="classSeconds.html">Seconds</a>(15);</div><div
class="line"><a name="l00053"></a><span class="lineno">
53</span> </div><div class="line"><a name="l00054"></a><span
class="lineno"> 54</span> <spa
n class="comment">// Amount of time within which a slave PING should be
received.</span></div><div class="line"><a name="l00055"></a><span
class="lineno"> 55</span> <span class="comment">// NOTE: The slave uses
these PING constants to determine when</span></div><div class="line"><a
name="l00056"></a><span class="lineno"> 56</span> <span
class="comment">// the master has stopped sending pings. If these are
made</span></div><div class="line"><a name="l00057"></a><span class="lineno">
57</span> <span class="comment">// configurable, then we'll need to
rely on upper/lower bounds</span></div><div class="line"><a
name="l00058"></a><span class="lineno"> 58</span> <span
class="comment">// to ensure that the slave is not unnecessarily
triggering</span></div><div class="line"><a name="l00059"></a><span
class="lineno"> 59</span> <span class="comment">//
re-registrations.</span></div><div class="line"><a name="l00060"></a><span
class="lineno"><a class="lin
e"
href="namespacemesos_1_1internal_1_1master.html#a6f4673191011b3ee0728de7177602651">
60</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a6f4673191011b3ee0728de7177602651">DEFAULT_AGENT_PING_TIMEOUT</a>
= <a class="code" href="classSeconds.html">Seconds</a>(15);</div><div
class="line"><a name="l00061"></a><span class="lineno">
61</span> </div><div class="line"><a name="l00062"></a><span
class="lineno"> 62</span> <span class="comment">// Maximum number of
ping timeouts until slave is considered failed.</span></div><div
class="line"><a name="l00063"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af90683414a296615d19d715b53fb3bb2">
63</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#af90683414a296615d19d715b53fb3bb2">DEFAULT_MAX_AGENT_PING_TIMEOUTS</a
> = 5;</div><div class="line"><a name="l00064"></a><span class="lineno">
> 64</span> </div><div class="line"><a name="l00065"></a><span
> class="lineno"> 65</span> <span class="comment">// The minimum
> timeout that can be used by a newly elected leader to</span></div><div
> class="line"><a name="l00066"></a><span class="lineno">
> 66</span> <span class="comment">// allow re-registration of slaves. Any
> slaves that do not reregister</span></div><div class="line"><a
> name="l00067"></a><span class="lineno"> 67</span> <span
> class="comment">// within this timeout will be marked unreachable; if/when
> the agent</span></div><div class="line"><a name="l00068"></a><span
> class="lineno"> 68</span> <span class="comment">// reregisters,
> non-partition-aware tasks running on the agent will</span></div><div
> class="line"><a name="l00069"></a><span class="lineno">
> 69</span> <span class="comment">// be terminated.</span></div><div
> class="line"><a name="l00070"></a><span cl
ass="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a20e5905952444eba6901a5b9de5a29c8">
70</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a20e5905952444eba6901a5b9de5a29c8">MIN_AGENT_REREGISTER_TIMEOUT</a>
= <a class="code" href="classMinutes.html">Minutes</a>(10);</div><div
class="line"><a name="l00071"></a><span class="lineno">
71</span> </div><div class="line"><a name="l00072"></a><span
class="lineno"> 72</span> <span class="comment">// Default limit on the
percentage of slaves that will be removed</span></div><div class="line"><a
name="l00073"></a><span class="lineno"> 73</span> <span
class="comment">// after recovering if no re-registration attempts were
made.</span></div><div class="line"><a name="l00074"></a><span class="lineno">
74</span> <span class="comment">// TODO(bmahler): There's no value
here that works for all se
tups.</span></div><div class="line"><a name="l00075"></a><span class="lineno">
75</span> <span class="comment">// Currently the default is 100% which
is favorable to those running</span></div><div class="line"><a
name="l00076"></a><span class="lineno"> 76</span> <span
class="comment">// small clusters or experimenting with Mesos. However,
it's important</span></div><div class="line"><a name="l00077"></a><span
class="lineno"> 77</span> <span class="comment">// that we also prevent
the catastrophic 100% removal case for</span></div><div class="line"><a
name="l00078"></a><span class="lineno"> 78</span> <span
class="comment">// production clusters. This TODO is to provide a --production
flag</span></div><div class="line"><a name="l00079"></a><span class="lineno">
79</span> <span class="comment">// which would allow flag defaults that
are more appropriate for</span></div><div class="line"><a
name="l00080"></a><span class="lineno"> 80</span> <
span class="comment">// production use-cases.</span></div><div class="line"><a
name="l00081"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a6ea47ae30dc62a5f7c87da68e9b1f22a">
81</a></span> constexpr <span class="keywordtype">double</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a6ea47ae30dc62a5f7c87da68e9b1f22a">RECOVERY_AGENT_REMOVAL_PERCENT_LIMIT</a>
= 1.0; <span class="comment">// 100%.</span></div><div class="line"><a
name="l00082"></a><span class="lineno"> 82</span> </div><div
class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span
class="comment">// Maximum number of removed slaves to store in the
cache.</span></div><div class="line"><a name="l00084"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af1f65c9e7a94cc3a9f0f48a4d5a1119a">
84</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code" href="namespacem
esos_1_1internal_1_1master.html#af1f65c9e7a94cc3a9f0f48a4d5a1119a">MAX_REMOVED_SLAVES</a>
= 100000;</div><div class="line"><a name="l00085"></a><span class="lineno">
85</span> </div><div class="line"><a name="l00086"></a><span
class="lineno"> 86</span> <span class="comment">// Default maximum
number of completed frameworks to store in the cache.</span></div><div
class="line"><a name="l00087"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#aba22004af07f12d1c2942b8800393a3d">
87</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#aba22004af07f12d1c2942b8800393a3d">DEFAULT_MAX_COMPLETED_FRAMEWORKS</a>
= 50;</div><div class="line"><a name="l00088"></a><span class="lineno">
88</span> </div><div class="line"><a name="l00089"></a><span
class="lineno"> 89</span> <span class="comment">// Default maximum
number of completed tasks per framework</s
pan></div><div class="line"><a name="l00090"></a><span class="lineno">
90</span> <span class="comment">// to store in the cache.</span></div><div
class="line"><a name="l00091"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#af1bc8ca4f911546c928db70fc2452555">
91</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#af1bc8ca4f911546c928db70fc2452555">DEFAULT_MAX_COMPLETED_TASKS_PER_FRAMEWORK</a>
= 1000;</div><div class="line"><a name="l00092"></a><span class="lineno">
92</span> </div><div class="line"><a name="l00093"></a><span
class="lineno"> 93</span> <span class="comment">// Default maximum
number of unreachable tasks per framework</span></div><div class="line"><a
name="l00094"></a><span class="lineno"> 94</span> <span
class="comment">// to store in the cache.</span></div><div class="line"><a
name="l00095"></a><span class="lineno"><a cl
ass="line"
href="namespacemesos_1_1internal_1_1master.html#abaa1399485137f142575825c3f5641e1">
95</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#abaa1399485137f142575825c3f5641e1">DEFAULT_MAX_UNREACHABLE_TASKS_PER_FRAMEWORK</a>
= 1000;</div><div class="line"><a name="l00096"></a><span class="lineno">
96</span> </div><div class="line"><a name="l00097"></a><span
class="lineno"> 97</span> <span class="comment">// Time interval to
check for updated watchers list.</span></div><div class="line"><a
name="l00098"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ad2627abddb03ef2da0bf1406f33876e6">
98</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#ad2627abddb03ef2da0bf1406f33876e6">WHITELIST_WATCH_INTERVAL</a>
= <a class="code" href="classSeconds.html">Secon
ds</a>(5);</div><div class="line"><a name="l00099"></a><span class="lineno">
99</span> </div><div class="line"><a name="l00100"></a><span
class="lineno"> 100</span> <span class="comment">// Default number of
tasks (limit) for /master/tasks endpoint.</span></div><div class="line"><a
name="l00101"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ac23a99c6272982c2141465de0eb7ed11">
101</a></span> constexpr <span class="keywordtype">size_t</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#ac23a99c6272982c2141465de0eb7ed11">TASK_LIMIT</a>
= 100;</div><div class="line"><a name="l00102"></a><span class="lineno">
102</span> </div><div class="line"><a name="l00103"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#aa41c3e949f334a002aaf4866324c9fb8">
103</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code" href="namespacemeso
s_1_1internal_1_1master.html#aa41c3e949f334a002aaf4866324c9fb8">DEFAULT_REGISTRY_GC_INTERVAL</a>
= <a class="code" href="classMinutes.html">Minutes</a>(15);</div><div
class="line"><a name="l00104"></a><span class="lineno">
104</span> </div><div class="line"><a name="l00105"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a15b34b0f2700b1f91685da509e105b14">
105</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a15b34b0f2700b1f91685da509e105b14">DEFAULT_REGISTRY_MAX_AGENT_AGE</a>
= <a class="code" href="classWeeks.html">Weeks</a>(2);</div><div
class="line"><a name="l00106"></a><span class="lineno">
106</span> </div><div class="line"><a name="l00107"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a2064ecd8e5d504652f6b01f2c5aa5b62">
107</a></span> constexpr <span class="keywordtype">size_t</sp
an> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a2064ecd8e5d504652f6b01f2c5aa5b62">DEFAULT_REGISTRY_MAX_AGENT_COUNT</a>
= 100 * 1024;</div><div class="line"><a name="l00108"></a><span
class="lineno"> 108</span> </div><div class="line"><a
name="l00114"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a5de4b87e242520966053b9d15adc1374">
114</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a5de4b87e242520966053b9d15adc1374">MASTER_INFO_LABEL</a>[]
= <span class="stringliteral">"info"</span>;</div><div
class="line"><a name="l00115"></a><span class="lineno">
115</span> </div><div class="line"><a name="l00121"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a0e384d8354dfe4fa76821ab53fadc01d">
121</a></span> constexpr <span class="keywordtype">char</span> <a
class="code" href="namespa
cemesos_1_1internal_1_1master.html#a0e384d8354dfe4fa76821ab53fadc01d">MASTER_INFO_JSON_LABEL</a>[]
= <span class="stringliteral">"json.info"</span>;</div><div
class="line"><a name="l00122"></a><span class="lineno">
122</span> </div><div class="line"><a name="l00123"></a><span
class="lineno"> 123</span> <span class="comment">// Timeout used for
ZooKeeper related operations.</span></div><div class="line"><a
name="l00124"></a><span class="lineno"> 124</span> <span
class="comment">// TODO(vinod): Master detector/contender should use this
timeout.</span></div><div class="line"><a name="l00125"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a5d21c5e6b6327cf87561add6b5f66f86">
125</a></span> constexpr <a class="code"
href="classDuration.html">Duration</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a5d21c5e6b6327cf87561add6b5f66f86">ZOOKEEPER_SESSION_TIMEOUT</a>
= <a class="code" href="classSeco
nds.html">Seconds</a>(10);</div><div class="line"><a name="l00126"></a><span
class="lineno"> 126</span> </div><div class="line"><a
name="l00127"></a><span class="lineno"> 127</span> <span
class="comment">// Name of the default, CRAM-MD5
authenticator.</span></div><div class="line"><a name="l00128"></a><span
class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a46feda342f353a3c4d12a61a30b32bef">
128</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a46feda342f353a3c4d12a61a30b32bef">DEFAULT_AUTHENTICATOR</a>[]
= <span class="stringliteral">"crammd5"</span>;</div><div
class="line"><a name="l00129"></a><span class="lineno">
129</span> </div><div class="line"><a name="l00130"></a><span
class="lineno"> 130</span> <span class="comment">// Name of the default
hierarchical allocator.</span></div><div class="line"><a
name="l00131"></a><span class="lineno"
><a class="line"
>href="namespacemesos_1_1internal_1_1master.html#a60d9590f3ec2e34e1de0de1c13fc986e">
> 131</a></span> constexpr <span class="keywordtype">char</span> <a
>class="code"
>href="namespacemesos_1_1internal_1_1master.html#a60d9590f3ec2e34e1de0de1c13fc986e">DEFAULT_ALLOCATOR</a>[]
> = <span class="stringliteral">"hierarchical"</span>;</div><div
>class="line"><a name="l00132"></a><span class="lineno">
>132</span> </div><div class="line"><a name="l00133"></a><span
>class="lineno"> 133</span> <span class="comment">// The default
>interval between allocations.</span></div><div class="line"><a
>name="l00134"></a><span class="lineno"><a class="line"
>href="namespacemesos_1_1internal_1_1master.html#a6eab5fd8da3226a75a83875255f69af7">
> 134</a></span> constexpr <a class="code"
>href="classDuration.html">Duration</a> <a class="code"
>href="namespacemesos_1_1internal_1_1master.html#a6eab5fd8da3226a75a83875255f69af7">DEFAULT_ALLOCATION_INTERVAL</a>
> = <a class="code"
href="classSeconds.html">Seconds</a>(1);</div><div class="line"><a
name="l00135"></a><span class="lineno"> 135</span> </div><div
class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span
class="comment">// Name of the default, local authorizer.</span></div><div
class="line"><a name="l00137"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#ae1f57896b2073d4287cdb2c6ceb73961">
137</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#ae1f57896b2073d4287cdb2c6ceb73961">DEFAULT_AUTHORIZER</a>[]
= <span class="stringliteral">"local"</span>;</div><div
class="line"><a name="l00138"></a><span class="lineno">
138</span> </div><div class="line"><a name="l00139"></a><span
class="lineno"> 139</span> <span class="comment">// Name of the master
HTTP authentication realm for read-only endpoints.</span></div><div
class="line"><a name="l00
140"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a2edb69bd13e8d6ec7e227f9e92d93de6">
140</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a2edb69bd13e8d6ec7e227f9e92d93de6">READONLY_HTTP_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00141"></a><span class="lineno">
141</span>  <span
class="stringliteral">"mesos-master-readonly"</span>;</div><div
class="line"><a name="l00142"></a><span class="lineno">
142</span> </div><div class="line"><a name="l00143"></a><span
class="lineno"> 143</span> <span class="comment">// Name of the master
HTTP authentication realm for read-write endpoints.</span></div><div
class="line"><a name="l00144"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a12e29915045c6afee4ea89306d3d6685">
144</a></span> constexpr <span class="keywordtype">char</spa
n> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a12e29915045c6afee4ea89306d3d6685">READWRITE_HTTP_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00145"></a><span class="lineno">
145</span>  <span
class="stringliteral">"mesos-master-readwrite"</span>;</div><div
class="line"><a name="l00146"></a><span class="lineno">
146</span> </div><div class="line"><a name="l00147"></a><span
class="lineno"> 147</span> <span class="comment">// Name of the default
authentication realm for HTTP frameworks.</span></div><div class="line"><a
name="l00148"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a4a098c0d8e9b38df5beadc7e35714ccc">
148</a></span> constexpr <span class="keywordtype">char</span> <a
class="code"
href="namespacemesos_1_1internal_1_1master.html#a4a098c0d8e9b38df5beadc7e35714ccc">DEFAULT_HTTP_FRAMEWORK_AUTHENTICATION_REALM</a>[]
=</div><div class="line"><a name="l00149"></a><span
class="lineno"> 149</span>  <span
class="stringliteral">"mesos-master-scheduler"</span>;</div><div
class="line"><a name="l00150"></a><span class="lineno">
150</span> </div><div class="line"><a name="l00151"></a><span
class="lineno"> 151</span> <span class="comment">// Agents older than
this version are not allowed to register.</span></div><div class="line"><a
name="l00152"></a><span class="lineno"><a class="line"
href="namespacemesos_1_1internal_1_1master.html#a6e6aef7026507e8ef64064d1a5a87998">
152</a></span> <span class="keyword">const</span> <a class="code"
href="structVersion.html">Version</a> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a6e6aef7026507e8ef64064d1a5a87998">MINIMUM_AGENT_VERSION</a>
= <a class="code" href="structVersion.html">Version</a>(1, 0, 0);</div><div
class="line"><a name="l00153"></a><span class="lineno">
153</span> </div><div class="line"><a name="l00154"></a><span
class="lineno"> 154</span>
0;std::vector<MasterInfo::Capability> <a class="code"
href="namespacemesos_1_1internal_1_1master.html#a5755d8f01d2ae9068790916bdf0faab0">MASTER_CAPABILITIES</a>();</div><div
class="line"><a name="l00155"></a><span class="lineno">
155</span> </div><div class="line"><a name="l00156"></a><span
class="lineno"> 156</span> } <span class="comment">// namespace master
{</span></div><div class="line"><a name="l00157"></a><span class="lineno">
157</span> } <span class="comment">// namespace internal
{</span></div><div class="line"><a name="l00158"></a><span class="lineno">
158</span> } <span class="comment">// namespace mesos {</span></div><div
class="line"><a name="l00159"></a><span class="lineno">
159</span> </div><div class="line"><a name="l00160"></a><span
class="lineno"> 160</span> <span class="preprocessor">#endif //
__MASTER_CONSTANTS_HPP__</span></div><div class="ttc"
id="namespacemesos_1_1v1_1_1master_html"><div class="ttname"><a href="namesp
acemesos_1_1v1_1_1master.html">mesos::v1::master</a></div><div
class="ttdef"><b>Definition:</b> master.hpp:27</div></div>
<div class="ttc"
id="namespacemesos_1_1internal_1_1master_html_a241384d7256ec21bea9b9e9cba24f766"><div
class="ttname"><a
href="namespacemesos_1_1internal_1_1master.html#a241384d7256ec21bea9b9e9cba24f766">mesos::internal::master::DEFAULT_HEARTBEAT_INTERVAL</a></div><div
class="ttdeci">constexpr Duration DEFAULT_HEARTBEAT_INTERVAL</div><div
class="ttdef"><b>Definition:</b> constants.hpp:52</div></div>
<div class="ttc" id="bytes_8hpp_html_a5d8fe3ccbf9cafff06846c05b3ca864b"><div
class="ttname"><a
href="bytes_8hpp.html#a5d8fe3ccbf9cafff06846c05b3ca864b">Megabytes</a></div><div
class="ttdeci">constexpr Bytes Megabytes(uint64_t value)</div><div
class="ttdef"><b>Definition:</b> bytes.hpp:123</div></div>
<div class="ttc"
id="namespacemesos_1_1internal_1_1master_html_a6f4673191011b3ee0728de7177602651"><div
class="ttname"><a
href="namespacemesos_1_1internal_1_1master.html#a6f4673191011b3ee0728de7177602651">mesos::internal::master::DEFAULT_AGENT_PING_TIMEOUT</a></div><div
class="ttdeci">constexpr Duration DEFAULT_AGENT_PING_TIMEOUT</div><div
class="ttdef"><b>Definition:</b> constants.hpp:60</div></div>
