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Yang, Tong
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Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Co-authored-by: Yang, Tong <yangtong2@huawei.com> Co-committed-by: Yang, Tong <yangtong2@huawei.com>
84 lines
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84 lines
10 KiB
HTML
<a name="ALM-45653"></a><a name="ALM-45653"></a>
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<h1 class="topictitle1">ALM-45653 Invalid Flink HA Certificate File</h1>
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<div id="body0000001971781046"><p id="ALM-45653__p12261122253615">This section applies to MRS 3.3.0 or later.</p>
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<div class="section" id="ALM-45653__section238231914117"><h4 class="sectiontitle"><span id="ALM-45653__text516373020197">Alarm Description</span></h4><p id="ALM-45653__p5166194361117">Flink checks whether the HA certificate file is valid (whether the certificate exists and whether its format is correct) in the first health check or at 01:00:00 every day. This alarm is generated when the certificate file is invalid. This alarm is automatically cleared when the certificate file becomes valid again.</p>
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</div>
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<div class="section" id="ALM-45653__section10101081213"><h4 class="sectiontitle"><span id="ALM-45653__text20591447192117">Alarm Attributes</span></h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-45653__table33817547" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-45653__row8931076"><th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.3.2.1.4.1.1"><p id="ALM-45653__p17386810"><span id="ALM-45653__text1864783145211">Alarm ID</span></p>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.3.2.1.4.1.2"><p id="ALM-45653__p66154394"><span id="ALM-45653__text297913110521">Alarm Severity</span></p>
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<th align="left" class="cellrowborder" valign="top" width="33.33333333333333%" id="mcps1.3.3.2.1.4.1.3"><p id="ALM-45653__p49230886"><span id="ALM-45653__text0890175712305">Auto Cleared</span></p>
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<tbody><tr id="ALM-45653__row40652256"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.3.2.1.4.1.1 "><p id="ALM-45653__p4498430">45653</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.3.2.1.4.1.2 "><p id="ALM-45653__p28828553">Major</p>
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<td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.3.2.1.4.1.3 "><p id="ALM-45653__p53411432">Yes</p>
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<div class="section" id="ALM-45653__section15483537"><h4 class="sectiontitle"><span id="ALM-45653__text18171442142214">Alarm Parameters</span></h4>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="ALM-45653__table31358724" frame="border" border="1" rules="all"><thead align="left"><tr id="ALM-45653__row33518103"><th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.4.2.1.3.1.1"><p id="ALM-45653__p42699947"><span id="ALM-45653__text6203173410617">Parameter</span></p>
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<th align="left" class="cellrowborder" valign="top" width="50%" id="mcps1.3.4.2.1.3.1.2"><p id="ALM-45653__p36143663"><span id="ALM-45653__text10819164319610">Description</span></p>
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<tbody><tr id="ALM-45653__row163311621185116"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.1 "><p id="ALM-45653__p17935380415">Source</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.2 "><p id="ALM-45653__p187931338134115">Specifies the cluster for which the alarm is generated.</p>
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<tr id="ALM-45653__row54362592"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.1 "><p id="ALM-45653__p41293795">ServiceName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.2 "><p id="ALM-45653__p56463136">Specifies the service for which the alarm is generated.</p>
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<tr id="ALM-45653__row38406179"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.1 "><p id="ALM-45653__p23892775">RoleName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.2 "><p id="ALM-45653__p56266616">Specifies the role for which the alarm is generated.</p>
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<tr id="ALM-45653__row36637496"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.1 "><p id="ALM-45653__p14847206">HostName</p>
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<td class="cellrowborder" valign="top" width="50%" headers="mcps1.3.4.2.1.3.1.2 "><p id="ALM-45653__p61773077">Specifies the host for which the alarm is generated.</p>
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</table>
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</div>
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<div class="section" id="ALM-45653__section722973311121"><h4 class="sectiontitle"><span id="ALM-45653__text98201443182317">Impact on the System</span></h4><p id="ALM-45653__p1068283611125">Some functions are unavailable.</p>
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</div>
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<div class="section" id="ALM-45653__section46207013"><h4 class="sectiontitle"><span id="ALM-45653__text11871546172411">Possible Causes</span></h4><p id="ALM-45653__p62452010">The HA certificate file is invalid.</p>
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</div>
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<div class="section" id="ALM-45653__section1932086181519"><h4 class="sectiontitle"><span id="ALM-45653__text79051154102518">Handling Procedure</span></h4><p id="ALM-45653__p9765201181513"><strong id="ALM-45653__b4400121914158">View alarm information.</strong></p>
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<ol id="ALM-45653__ol224116211513"><li id="ALM-45653__li1624111211514"><span>Log in to FusionInsight Manager, choose <strong id="ALM-45653__b6804193417501">O&M</strong> > <strong id="ALM-45653__b18619237135010">Alarm</strong> > <strong id="ALM-45653__b19753140205014">Alarms</strong> > <strong id="ALM-45653__b1172213504549">ALM-45653 Invalid Flink HA Certificate File</strong>, view <strong id="ALM-45653__b1479215249541">Location</strong>, obtain the name of the host for which the alarm is generated, and click the host name to view its IP address.</span></li></ol>
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<p id="ALM-45653__p72121810184"><strong id="ALM-45653__b20211618111819">Check whether the HA certificate file in the system is valid.</strong></p>
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<ol start="2" id="ALM-45653__ol02411827515"><li id="ALM-45653__li624082165120"><span>Log in to the host for which the alarm is generated as user <strong id="ALM-45653__b18240132105113">omm</strong>.</span></li><li id="ALM-45653__li45041238537"><span>Run the <strong id="ALM-45653__b106807342935328">cd ${BIGDATA_HOME}/FusionInsight_Flink_*/install/FusionInsight-Flink-*/ha/local/cert</strong> command to go to the directory where the HA certificate is stored.</span></li><li id="ALM-45653__li32414295111"><span>Run the <strong id="ALM-45653__b1279763026">ls -l</strong> command to check whether the <strong id="ALM-45653__b16797163921">server.crt</strong> file exists.</span><p><ul id="ALM-45653__ul1524072195110"><li id="ALM-45653__li02401027516">If yes, go to <a href="#ALM-45653__li224142155111">5</a>.</li><li id="ALM-45653__li13240192185114">If no, go to <a href="#ALM-45653__li2241132105116">6</a>.</li></ul>
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</p></li><li id="ALM-45653__li224142155111"><a name="ALM-45653__li224142155111"></a><a name="li224142155111"></a><span>Run the <strong id="ALM-45653__b5562215827">openssl x509 -in server.crt -text -noout</strong> command and check whether the command output is normal.</span><p><ul id="ALM-45653__ul424162205119"><li id="ALM-45653__li62412215519">If yes, go to <a href="#ALM-45653__li593632253716">9</a>.</li><li id="ALM-45653__li3241142135114">If no, go to <a href="#ALM-45653__li2241132105116">6</a>.</li></ul>
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</p></li><li id="ALM-45653__li2241132105116"><a name="ALM-45653__li2241132105116"></a><a name="li2241132105116"></a><span>Run the <strong id="ALM-45653__b202411424512">cd </strong><strong id="ALM-45653__b1241723519">${BIGDATA_HOME}/FusionInsight_Flink_*/install/FusionInsight-Flink-*/</strong><strong id="ALM-45653__b1624152155115">flink/sbin</strong> command to go to the Flink script directory.</span></li><li id="ALM-45653__li6241029513"><span>Run the <strong id="ALM-45653__b5415565835328">sh proceed_ha_ssl_cert.sh</strong> command to generate a new HA certificate. Then, check whether the alarm is cleared 1 minute later.</span><p><ul id="ALM-45653__ul2241152165114"><li id="ALM-45653__li3241429519">If yes, go to <a href="#ALM-45653__li57811511185514">8</a>.</li><li id="ALM-45653__li4815135625414">If no, go to <a href="#ALM-45653__li593632253716">9</a>.</li></ul>
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</p></li><li id="ALM-45653__li57811511185514"><a name="ALM-45653__li57811511185514"></a><a name="li57811511185514"></a><span>Check whether this alarm is generated again during periodic system check.</span><p><ul id="ALM-45653__ul57908115553"><li id="ALM-45653__li879015118554">If yes, go to <a href="#ALM-45653__li593632253716">9</a>.</li><li id="ALM-45653__li57901911155516">If no, no further action is required.</li></ul>
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</p></li></ol>
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<p class="tableheading" id="ALM-45653__p3538354385459"><strong id="ALM-45653__b6160463585522">Collect fault information.</strong></p>
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<ol start="9" id="ALM-45653__ol093762283713"><li id="ALM-45653__li593632253716"><a name="ALM-45653__li593632253716"></a><a name="li593632253716"></a><span>On FusionInsight Manager, choose <strong id="ALM-45653__b987453015417">O&M</strong>. In the navigation pane on the left, choose <strong id="ALM-45653__b68757301846">Log</strong> > <strong id="ALM-45653__b288613011410">Download</strong>.</span></li><li id="ALM-45653__li99361822103719"><span>Expand the <strong id="ALM-45653__b177201852646">Service</strong> drop-down list, and select <strong id="ALM-45653__b3725552844">Flink</strong> for the target cluster.</span></li><li id="ALM-45653__li293692216373"><span>Click <span><img id="ALM-45653__image13936322143711" src="en-us_image_0000001971648854.png"></span> in the upper right corner, and set <strong id="ALM-45653__b197259211156">Start Date</strong> and <strong id="ALM-45653__b97270219511">End Date</strong> for log collection to 10 minutes ahead of and after the alarm generation time, respectively. Then, click <strong id="ALM-45653__b87291211455">Download</strong>.</span></li><li id="ALM-45653__li1993762233711"><span>Contact <span id="ALM-45653__text126301214142412">O&M personnel</span> and provide the collected logs.</span></li></ol>
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</div>
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<div class="section" id="ALM-45653__section169311343318"><h4 class="sectiontitle"><span id="ALM-45653__text195945622616">Alarm Clearance</span></h4><p id="ALM-45653__p754913417333">This alarm is automatically cleared after the fault is rectified.</p>
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<div class="section" id="ALM-45653__section20027245"><h4 class="sectiontitle"><span id="ALM-45653__text143698488285">Related Information</span></h4><p id="ALM-45653__p16257720"><span id="ALM-45653__text19275105817121">None.</span></p>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_1298.html">Alarm Reference (Applicable to MRS 3.x)</a></div>
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