doc-exports/docs/mrs/component-operation-guide/mrs_01_0102.html

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<h1 class="topictitle1">Accessing MRS Manager (Versions Earlier Than MRS 3.x)</h1>
<div id="body8662426"><div class="section" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_section6069209810190"><h4 class="sectiontitle">Scenario</h4><p id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_p5008660110192">Clusters of versions earlier than MRS 3.x use MRS Manager to monitor, configure, and manage clusters. You can open the MRS Manager page on the MRS console.</p>
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<div class="section" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_section1511920110246"><h4 class="sectiontitle">Accessing MRS manager</h4><ol id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_ol83291629132212"><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li3279631122315"><span>Log in to the MRS management console.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1327953142318"><span>In the navigation pane, choose <strong id="mrs_01_0102__b19117131134820">Clusters</strong> &gt; <strong id="mrs_01_0102__b10122731104813">Active Clusters</strong>. Click the target cluster name to access the cluster details page.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1228063116236"><span>Click <span class="uicontrol" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_uicontrol228033112318"><b>Access Manager</b></span>. The <span class="wintitle" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_wintitle18244174118277"><b>Access MRS Manager</b></span> page is displayed.</span><p><ul id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_ul6119316192812"><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li256535318216">If you have bound an EIP when creating a cluster,<ol type="a" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_ol18689135562217"><li id="mrs_01_0102__en-us_topic_0264269234_li3426940141012">Select the security group to which the security group rule to be added belongs. The security group is configured when the cluster is created.</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li0218859142216">Add a security group rule. By default, your public IP address used for accessing port 9022 is filled in the rule. To enable multiple IP address segments to access MRS Manager, see <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610">6</a> to <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115">9</a>. If you want to view, modify, or delete a security group rule, click <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname1526305314571"><b>Manage Security Group Rule</b></span>.<div class="note" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_note132927441556"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_ul79385995810"><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li19371799585">It is normal that the automatically generated public IP address is different from the local IP address and no action is required.</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li19141812155814">If port 9022 is a Knox port, you need to enable the permission of port 9022 to access Knox for accessing MRS Manager.</li></ul>
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</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li6689115522220">Select the checkbox stating that <span class="parmvalue" id="mrs_01_0102__parmvalue828414276505"><b>I confirm that xx.xx.xx.xx is a trusted public IP address and MRS Manager can be accessed using this IP address</b></span>.</li></ol>
</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1327401164410">If you have not bound an EIP when creating a cluster,<ol type="a" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_ol88669103445"><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li108661510154414">Select an available EIP from the drop-down list or click <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname58661810164420"><b>Manage EIP</b></span> to create one.</li><li id="mrs_01_0102__en-us_topic_0264269234_li59591846143810">Select the security group to which the security group rule to be added belongs. The security group is configured when the cluster is created.</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li8624509227">Add a security group rule. By default, your public IP address used for accessing port 9022 is filled in the rule. To enable multiple IP address segments to access MRS Manager, see <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610">6</a> to <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115">9</a>. If you want to view, modify, or delete a security group rule, click <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname1813517393587"><b>Manage Security Group Rule</b></span>.<div class="note" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_note10912105992311"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_en-us_topic_0035209594_ul79385995810"><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_en-us_topic_0035209594_li19371799585">It is normal that the automatically generated public IP address is different from the local IP address and no action is required.</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_en-us_topic_0035209594_li19141812155814">If port 9022 is a Knox port, you need to enable the permission of port 9022 to access Knox for accessing MRS Manager.</li></ul>
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</li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1896819298447">Select the checkbox stating that <span class="parmvalue" id="mrs_01_0102__parmvalue1481104017"><b>I confirm that xx.xx.xx.xx is a trusted public IP address and MRS Manager can be accessed using this IP address</b></span>.</li></ol>
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</p></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li637412814614"><span>Click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmvalue14133114504618"><b>OK</b></span>. The MRS Manager login page is displayed.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1292192714017"><span>Enter the default username <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname479602711473"><b>admin</b></span> and the password set during cluster creation, and click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmvalue15370537547"><b>Log In</b></span>. The MRS Manager page is displayed.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610"><a name="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610"></a><a name="en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610"></a><span>On the MRS console, click <strong id="mrs_01_0102__b56864114536">Clusters</strong> and choose <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname138948113618"><b>Active Clusters</b></span>. Click the target cluster name to access the cluster details page.</span><p><div class="note" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_note1731619556514"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_p27412810717">To assign MRS Manager access permissions to other users, follow instructions from <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610">6</a> to <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115">9</a> to add the users' public IP addresses to the trusted range.</p>
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</p></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li55171454492"><span>Click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmvalue951865114913"><b>Add Security Group Rule</b></span> on the right of <strong id="mrs_01_0102__b752317575419">EIP</strong>.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li157971590483"><span>On the <span class="wintitle" id="mrs_01_0102__wintitle5661144075415"><b>Add Security Group Rule</b></span> page, add the IP address segment for users to access the public network and select <span class="parmvalue" id="mrs_01_0102__parmvalue266244017541"><b>I confirm that the authorized object is a trusted public IP address range. Do not use 0.0.0.0/0. Otherwise, security risks may arise</b></span>.</span><p><p id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_p57621919535">By default, the IP address used for accessing the public network is filled. You can change the IP address segment as required. To enable multiple IP address segments, repeat steps <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li1049410469610">6</a> to <a href="#mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115">9</a>. If you want to view, modify, or delete a security group rule, click <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmname1976131914533"><b>Manage Security Group Rule</b></span>.</p>
</p></li><li id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115"><a name="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_li035723593115"></a><a name="en-us_topic_0264269234_en-us_topic_0035209594_li035723593115"></a><span>Click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_en-us_topic_0035209594_parmvalue13980104715312"><b>OK</b></span>.</span></li></ol>
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<p id="mrs_01_0102__en-us_topic_0264269234_p0718101611353">If the cluster version is <strong id="mrs_01_0102__b16272122125513">MRS 1.7.2</strong> and earlier and Kerberos authentication is not enabled for the cluster, perform the following operations:</p>
<ol id="mrs_01_0102__en-us_topic_0264269234_ol10124949123511"><li id="mrs_01_0102__en-us_topic_0264269234_li812374923513"><span>Log in to the MRS management console.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_li13124134920359"><span>In the navigation pane, click <span class="uicontrol" id="mrs_01_0102__en-us_topic_0264269234_uicontrol5124449133514"><b>Clusters</b></span> and choose <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_parmname312414973515"><b>Active Clusters</b></span>. Click the target cluster name to access the cluster details page.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_li121241749163514"><span>Click <strong id="mrs_01_0102__b1446310111403">Access MRS Manager</strong>.</span><p><p id="mrs_01_0102__en-us_topic_0264269234_p712412496359">After logging in to the MRS management console, you can access MRS Manager. By default, user <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_parmname812418491353"><b>admin</b></span> is used for login. You do not need to enter the password again.</p>
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<p id="mrs_01_0102__en-us_topic_0264269234_p912574910351">If the cluster version is <strong id="mrs_01_0102__en-us_topic_0264269234_b9125164911358">MRS 1.7.2</strong> or earlier and Kerberos authentication is enabled for the cluster, see <strong id="mrs_01_0102__b496135014414">Accessing Web Pages of Open Source Components Managed in MRS Clusters</strong> &gt; <strong id="mrs_01_0102__b126210121257">Access Using a Windows ECS</strong> in the <em id="mrs_01_0102__i12171938958">MapReduce Service User Guide</em>.</p>
<div class="section" id="mrs_01_0102__en-us_topic_0264269234_section133194273920"><h4 class="sectiontitle">Granting the Permission to Access MRS Manager to Other Users</h4><ol id="mrs_01_0102__en-us_topic_0264269234_ol102011911388"><li id="mrs_01_0102__en-us_topic_0264269234_li1750491811399"><a name="mrs_01_0102__en-us_topic_0264269234_li1750491811399"></a><a name="en-us_topic_0264269234_li1750491811399"></a><span>On the MRS console, click <strong id="mrs_01_0102__b2068595112567">Clusters</strong> and choose <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_parmname1650416181397"><b>Active Clusters</b></span>. Click the target cluster name to access the cluster details page.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_li14504181813397"><span>Click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_parmvalue25049180397"><b>Add Security Group Rule</b></span> on the right of <strong id="mrs_01_0102__b13566242579">EIP</strong>.</span></li><li id="mrs_01_0102__en-us_topic_0264269234_li18505131810398"><span>On the <span class="wintitle" id="mrs_01_0102__en-us_topic_0264269234_wintitle155054187392"><b>Add Security Group Rule</b></span> page, add the IP address segment for users to access the public network and select.<span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_parmvalue14505181820397"><b>I confirm that the authorized object is a trusted public IP address range. Do not use 0.0.0.0/0. Otherwise, security risks may arise.</b></span></span><p><p id="mrs_01_0102__en-us_topic_0264269234_p15051187393">By default, the IP address used for accessing the public network is filled. You can change the IP address segment as required. To enable multiple IP address segments, repeat steps <a href="#mrs_01_0102__en-us_topic_0264269234_li1750491811399">1</a> to <a href="#mrs_01_0102__en-us_topic_0264269234_li55051218183912">4</a>. If you want to view, modify, or delete a security group rule, click <span class="parmname" id="mrs_01_0102__en-us_topic_0264269234_parmname4505161811393"><b>Manage Security Group Rule</b></span>.</p>
</p></li><li id="mrs_01_0102__en-us_topic_0264269234_li55051218183912"><a name="mrs_01_0102__en-us_topic_0264269234_li55051218183912"></a><a name="en-us_topic_0264269234_li55051218183912"></a><span>Click <span class="parmvalue" id="mrs_01_0102__en-us_topic_0264269234_parmvalue1850571873913"><b>OK</b></span>.</span></li></ol>
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<div class="parentlink"><strong>Parent topic:</strong> <a href="mrs_01_2123.html">Accessing Manager</a></div>
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