NEC Express5800/320Lb Linux User's Guide

NEC ExpressCluster SRE Version 3.1 Installation and Configuration Guide (FT Linux edition)

10 Step 2 Locate the FT Linux ExpressCluster SRE License Key at the back of the server along the edge as indicated in following figure:

11 Selection of product division 1. Product 2. Trial Select product division [ 1 or 2 ] ... 1 Step 5 Enter the number of license as 1: Enter the nu

12 Starting ExpressCluster SRE Step 1: With the login as root, type in the following at the command prompt: /opt/nec/clusterpro/management/sre-re

13 Chapter 3: Management Client Installation Overview The Management Client is a Java applet that allows you to monitor the status of the cluster, st

14 If you do not have JRE installed, please refer to Appendix C: Installing JRE for installation instructions. If you already have JRE installed, pl

15 Chapter 4: Basic Operations The following sections describe how to use the management client to perform basic ExpressCluster SRE monitoring and co

16 This will open up the user interface similar to the one below:

17 Exiting the Management Client Step 1 Click File -> Close in Internet Explorer Browser as below:

18 Viewing Group Status Step 1 Use the left mouse button and click on the group name SRE-GRP as below: The status for the group, server and pin

19 Viewing Monitored Resource Status Step 1 Use the left mouse button and click on the resource name “ping” as below: The status of the “ping”

NEC ExpressCluster SRE 3.1 Installation and Configuration Guide (FT Linux edition) Document Number EC-SR

20 Viewing Monitor Resource Status Step 1 Use the left mouse button and click on the monitor resource name “ping monitor” as below: The status

21 Stopping a Group Step 1 Right click on the group SRE-GRP and select stop as below: Step 2 Click OK on the following screen:

22 The group will be stopped and all resources are offline as below:

23 Shutting down a Server Step 1 Right click on the server SRE-SRV and select Shutdown: Step 2: Click OK on the following screen: The server

24 Restarting a Server Step 1 Right click on the server SRE-SRV and select Reboot: Step 2: Click OK on the following screen: The server will

25 Chapter 5: Management Configuration Client Installation Overview The Management Configuration Client is a Java Applet used for configuring scrip

26 Step 2 Click OK on the following screen: Step 3 Click Close on the following screen: This completes the installation of the Management Con

27 Step 2 Check to see if .java.policy file is present. If not present, please execute Step 3 and skip Step 4. If present skip Step 3, and execu

28 Step 5 Open Internet Explorer, type in C:\Program Files\nec\clptrek\clptrek.html and confirm that the Script Customization Tool is installed succ

29 Linux Installation Step 1 Insert the installation CD into the CD ROM drive Step 2 Login as “root” with the password set for the “root” user.

Contents About this guide ________________________________________________________ 5 Using this guide _______________________________________________

30 Step 2 (Execute if not present) Copy the .java.policy file present in /opt/nec/clptrek/etc into your home directory. Step 3 (Execute if presen

31 Chapter 6: Management Client Security Configuration Overview Management Client Security can be configured by restricting server access either to

32 <For Linux> Open the browser, in the address bar type in /opt/nec/clptrek/clptrek.html. You will see the screen as below:

33 Step 2 <For Windows> Click File -> Open the configuration file-> Change the cluster configuration and navigate to C:\Program Files\ne

34 <For Linux> Click File -> Open the configuration file-> Change the cluster configuration and navigate to /opt/nec/clptrek/etc/ and ope

35 Step 3 The following screen will be displayed:

36 Step 4 Right click on the cluster SRE-VCC and select the Property popup menu item as below:

37 Step 5 Select the WebManager tab, check the Connection is restricted by Client IP Address check box and click the Add button:

38 Step 6 In the edit box specify either of the following: 1. A specific client IP address which would be the only client that would have access to

39 Step 7 The Operation check box is selected by default as below: If selected, clients accessing the server can view the status and also perform

Windows Installation ________________________________________________ 25 Setting Java Security________________________________________________ 26 Linu

40 A sample screenshot for a client with IP address 10.123.187.3 with the Operation checkbox checked is as below:

41 If de-selected, clients accessing the server can only view the status and would not be able to perform basic operations like shutdown, reboot sto

42 Step 8 Select File -> Save the configuration file:

43 Step 9 <For Windows> Select clp.conf and click Save: <For Linux> Select File System and Click OK on the following screen

44 Select clp.conf and click Save: Step 10 <For Windows> Click Yes on the following screen: <For Linux> Click Yes on the following

45 Step 11 Note: You do not need to reboot the server at this time. Please ignore this dialog below and click OK: This completes the security co

46 Step 4 <Windows> From the client computer start the command prompt (Start->Run->cmd) and type in the following: cd C:\Program Files

47 Note: You do not need to reboot the server at this time The group will be started and the cluster will be resumed. Step 9 Execute the followin

48 Chapter 7: Customization for Sendmail Prerequisites 1. The sendmail daemon needs to be stopped. Please verify its status using: service sendma

49 Step 4 You can verify the status of the cluster using clpstat –s The output will be similar to: ====================== CLUSTER STATUS ======

About this guide NEC ExpressCluster SRE 3.1 is an integrated software solution designed for monitoring and automatically restarting processes and daem

50 Chapter 8: General Customization Overview Processes to be monitored may be classified into two categories: 1. Processes that remain attached to

51 Customization Steps Creating the target resource Step1 <For Windows> Open Internet Explorer, type in C:\Program Files\nec\clptrek\clptre

52 <For Linux> Open the browser, in the address bar type in /opt/nec/clptrek/clptrek.html. You will see the screen as below:

53 Step 2 <For Windows> Click File -> Open the configuration file-> Change the cluster configuration and navigate to C:\Program Files\n

54 <For Linux> Click File -> Open the configuration file-> Change the cluster configuration and navigate to /opt/nec/clptrek/etc/ and ope

55 Step 3 The following screen will be displayed:

56 Step 4 Right click on SRE-GRP in the tree view and click Add resource

57 Step 5 Select execute resource from the list box as below:

58 Step 6 Change the name to squid and type in a comment as appropriate for your process:

59 Step 7 Select the User Application radio button and click Edit as below:

• Configuration (Chapter 2) • Management (Chapter 3, Chapter 4, Chapter 5 and Chapter 6) • Customization (Chapter 7) For installation, configurati

60 Step 8 <For processes that do not fork other child processes (e.g. “ping”)> In the Start edit box, enter the absolute path of the process

61 <For processes that fork other child processes (e.g. “squid”)> On the FT server, you could create a script that takes in command line argume

62 In the Start edit box, enter the absolute path of this script with its start parameters In the Stop edit box, enter the absolute path of this scr

63 Step 9 Click the Tuning button. This takes you to the Parameter tab. Asynchronous means ExpressCluster SRE will not wait for the completion of th

64 Step 10 (Optional) In the Maintenance tab, you could specify the absolute path to a log file where standard output and standard error are redirec

65 Step 11 Click Next > on the following screen:

66 Step 12 Activity Retry Threshold indicates the number of times ExpressCluster SRE will try to re-start the process, incase the process fails to st

67 Step 13 Uncheck Default dependence is followed and click Complete

68 Creating the monitoring resource Step 1 Right Click on Monitors, and select Add monitor resource:

69 Step 2: Select pid monitor from the list box shown:

7 Chapter 1: Server Agent Installation Please note that only Server Agent Installation (this chapter) should be performed at the factory since confi

70 Step 3 Change the Name to squid monitor and add a suitable comment and click Next >:

71 Step 4 Interval indicates the monitoring interval in seconds. Set this to 2. Timeout indicates the timeout value within which the status of the p

72 Step 5 Select squid and click Ok. (squid would be the target resource you created – in this case ping)

73 Step 6 Click Next >

74 Step 7 Recover Object is the object you want to recover. Click Browse below:

75 Step 8 Select the squid resource here to recover squid. This means that ExpressCluster SRE will try to restart squid as part of recovery. Click

76 Step 9 Reactivation Threshold indicates the maximum number of times the recovery action will be executed. Set this to 3. Set the Failover Thresh

77 Step 10 Select File -> Save the configuration file:

78 Step 11 <For Windows> Select clp.conf and click Save: <For Linux> Select File System and Click OK on the following screen

79 Select clp.conf and click Save: Step 12 <For Windows> Click Yes on the following screen: <For Linux> Click Yes on the following

8 The output will be: ecsre-svr-3.1-2

80 Step 13 Note: You do not need to reboot the server at this time. Please ignore this dialog below and click OK: This completes the creation

81 When prompted for the new password type in “sreadmin” Step 3 Create a directory called scripts in the /home/sreadmin folder using the following c

82 … … Need to shutdown system and reboot please shutdown system after push. (hit return) : <HIT RETURN HERE> file delivery to server 127.0.0.1

83 Appendix A: Changing the Computer Name Please execute Step 1 before changing the computer name: Step 1 Run the following command to suspend the

84 Appendix B: Assigning an IP address The following steps team the 10/100 (100 Base) Ethernet adapters and assign an IP address to it. Note: 1.

85 Step 4 Use the following command to check the status of LAN card: vndctl status 7 “ha0” indicates the interface name (ha0) which is used to s

86 Set the IP address, Subnet Mask, Default Gateway IP and the Primary Name Server as per your Network environment. Step 7 Use the following command

87 Appendix C: Installing JRE Windows You can install it from the EC SRE – FT Linux CDROM from the following directory: <CD>\tools Step 1 Dou

88 Step 3 Select Custom and click Next

89 Step 4 In addition to the Java 2 Runtime Environment, also select the Support for Additional Languages as shown below and click Next > Not

9 Chapter 2: Server Agent Configuration This chapter describes the one-time initial configuration procedure for NEC ExpressCluster SRE 3.1 in the fin

90 Step 5 Select Microsoft Internet Explorer and click Next >

91 Step 6 Click Finish on the following screen: This completes the installation of JRE on Windows.

92 Linux Step 1 Login is “root” with the set password for the “root” user Type in the following: cd / Step 2 Insert the installation CD in the CD

93 Appendix D: Modifying JRE The following section walks you through the steps to modify the existing installation of JRE on the Windows Platform. T

94 Step 3 Select Modify and click Next >

95 Step 4 In addition to the Java 2 Runtime Environment, also select the Support for Additional Languages as shown below and click Next >

96 Step 5 Click Finish on the following screen:

97 Appendix E: Starting the ftp daemon The following section walks you through the steps to start the wu-ftp daemon on the FT-Linux server Step 1