Install jenkins on centos

Install jenkins on centos

1. Install JDK 7

1.1 download JDK7

You may not be able to directly use wget for download. You can use thunder for download.

Http://download.oracle.com/otn-pub/Java/jdk/7/jdk-7-linux-i586.tar.gz

Copy to directory/usr/local

1.2 unzip the installation package

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1. Export root@localhostlocal]#tar-zxvfjdk-7-linux-i586.tar.gz

1.3 modify Environment Variables

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1. [Root @ localhostlocal] # vi/etc/profile

Add the following lines

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1. ExportJAVA_HOME =/usr/local/jdk1.7.0
2. ExportJRE_HOME =/usr/local/jdk1.7.0/jre
3. ExportCLASSPATH =.: $ JAVA_HOME/lib: $ JRE_HOME/lib: $ CLASSPATH
4. ExportPATH = $ JAVA_HOME/bin: $ JRE_HOME/bin: $ PATH

1.4 run the command

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1. [Root @ bogonopt] # source/etc/profile

In this way, the modification of environment variables takes effect.

1.5 verify the JDK installation result

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1. [Root@localhostjdk1.7.0] # java-version
2. Javaversion "1.7.0"
3. Java (TM) SERuntimeEnvironment (build1.7.0-b147)
4. JavaHotSpot (TM) ClientVM (build21.0-b17, mixedmode)
5. Ng: 1.0pt ;}

2. Install maven

2.1 Download maven

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1. [Root @ localhostlocal] # wgethttp: // response

2.2 decompress maven

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1. Export root@localhostlocal]#tar-zxvfapache-maven-3.3.9-bin.tar.gz

2.3 configure the maven installation path

Modify the file/etc/profile and add the following three lines

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1. MAVEN_HOME =/usr/local/apache-maven-3.3.9
2. ExportMAVEN_HOME
3. ExportPATH =$ {PATH }:$ {MAVEN_HOME}/bin

Make the modification take effect

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1. [Root @ localhostlocal] # source/etc/profile

2.4 verify the installation result

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1. [Root @ localhostlocal] # mvn-v
2. ApacheMaven3.3.9 (bb52d8502b132ec0a5a3f4c09425c07478323dc5; 2015-11-10T08: 41: 47-08:00)
3. Mavenhome:/usr/local/apache-maven-3.3.9
4. Javaversion: 1.7.0, vendor: OracleCorporation
5. Javahome:/usr/local/jdk1.7.0/jre
6. Defaultlocale: en_US, platformencoding: UTF-8
7. OSname: "linux", version: "2.6.32-431. el6.i686", arch: "i386", family: "unix"

3. Install Jenkins

3.1 download jenkins

Http: // 211.162.52.227/files/4054000003480AF6/files

Copy the installation package to the/usr/local directory.

3. 2. Install jenkins

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1. [Root @ localhostlocal] # rpm-ivhjenkins-2.7.3-1.1.noarch.rpm

The jenkins installation directory is/usr/lib/jenkins, which contains a WAR package jenkins. war

3. Modify the jenkins configuration file

Add the following line

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1. /Usr/local/jdk1.7.0/bin/java

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1. [Root @ localhostjenkins] # vi/etc/sysconfig/jenkins
2. Candidates ="
3. /Etc/alternatives/java
4. /Usr/lib/jvm/java-1.6.0/bin/java
5. /Usr/lib/jvm/jre-1.6.0/bin/java
6. /Usr/lib/jvm/java-1.7.0/bin/java
7. /Usr/lib/jvm/jre-1.7.0/bin/java
8. /Usr/lib/jvm/java-1.8.0/bin/java
9. /Usr/lib/jvm/jre-1.8.0/bin/java
10. /Usr/bin/java
11. /Usr/local/jdk1.7.0/bin/java"

3.4 start jenkins

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1. [Root @ localhostjenkins] # servicejenkinsstart
2. StartingJenkins [OK]

3.5 open port 8080

The default port number of jenkins is 8080. The firewall must open this port for external access.

Add the following line

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1. -<Spanstyle = "font-family: Arial, Helvetica, sans-serif;"> AINPUT-mstate -- stateNEW-mtcp-ptcp -- dport8080-jACCEPT </span>

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1. [Root @ localhostjenkins] # vi/etc/sysconfig/iptables
2. # Firewallconfigurationwrittenbysystem-config-firewall
3. # Manualcustomizationofthisfileisnotrecommended.
4. * Filter
5. : INPUTACCEPT [0: 0]
6. : FORWARDACCEPT [0: 0]
7. : OUTPUTACCEPT [0: 0]
8. -AINPUT-mstate -- stateESTABLISHED, RELATED-jACCEPT
9. -AINPUT-picmp-jACCEPT
10. -AINPUT-ilo-jACCEPT
11. -AINPUT-mstate -- stateNEW-mtcp-ptcp -- dport22-jACCEPT
12. -AINPUT-mstate -- stateNEW-mtcp-ptcp -- dport80-jACCEPT
13. <Precode_snippet_id = "1876506" snippet_file_name = "canonical" name = "code" class = "java">-<spanstyle = "font-family: Arial, Helvetica, sans-serif; "> AINPUT-mstate -- stateNEW-mtcp-ptcp -- dport8080-jACCEPT </span>

-A input-jREJECT -- reject-with icmp-host-prohibited-a forward-jREJECT -- reject-with icmp-host-prohibited

3.6 restart the Firewall

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1. [Root @ localhostjenkins] # serviceiptablesrestart
2. Iptables: SettingchainstopolicyACCEPT: filter [OK]
3. Iptables: Flushingfirewallrules: [OK]
4. Iptables: Unloadingmodules: [OK]
5. Iptables: Applyingfirewallrules: [OK]

3.7 access jenkins through a browser

Http: // 192.168.1.105: 8080

Go to the/var/lib/jenkins/secrets directory

View Password

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1. [Root @ localhostsecrets] # viinitialAdminPassword
2. 2aa80bb4a1ce4a269996b1b2ba6cefc1

3.8 view running logs

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1. [Root @ localhostjenkins] # more/var/log/jenkins. log