在Ubuntu22.04安装Jenkins。
安装Java
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| sudo apt update
sudo apt install fontconfig openjdk-17-jre
java -version
openjdk version "17.0.8" 2023-07-18
OpenJDK Runtime Environment (build 17.0.8+7-Debian-1deb12u1)
OpenJDK 64-Bit Server VM (build 17.0.8+7-Debian-1deb12u1, mixed mode, sharing)
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安装Jenkins
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| sudo wget -O /usr/share/keyrings/jenkins-keyring.asc \
https://pkg.jenkins.io/debian-stable/jenkins.io-2023.key
echo "deb [signed-by=/usr/share/keyrings/jenkins-keyring.asc]" \
https://pkg.jenkins.io/debian-stable binary/ | sudo tee \
/etc/apt/sources.list.d/jenkins.list > /dev/null
sudo apt-get update
sudo apt-get install jenkins
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运行Jenkins
配置开机启动。
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| sudo systemctl enable jenkins
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启动Jenkins。
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| sudo systemctl start jenkins
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查看Jenkins状态。
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| sudo systemctl status jenkins
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配置jenkins
如果需要修改jenkins的端口号，可以编辑/etc/default/jenkins文件。
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| sudo vim /etc/default/jenkins
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重启Jenkins。
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| sudo systemctl restart jenkins
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如果配置不生效，可以编辑/lib/systemd/system/jenkins.service文件。
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| sudo vim /lib/systemd/system/jenkins.service
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| Environment="JENKINS_PORT=<custom_port>"
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重启Jenkins。
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| sudo systemctl daemon-reload
sudo systemctl restart jenkins
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配置nginx
如果需要使用nginx代理Jenkins，可以配置nginx。
编辑/etc/nginx/conf.d/jenkins.conf文件。
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| sudo vim /etc/nginx/conf.d/jenkins.example.com.conf
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| server {
listen 80;
server_name jenkins.example.com;
location / {
proxy_pass http://localhost:<custom_port>;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;
}
}
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故障排查
查看Jenkins日志。
如果Jenkins无法启动，可以查看/var/log/jenkins/jenkins.log文件。
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| sudo tail -200f /var/log/jenkins/jenkins.log
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Jenkins相关目录
/var/lib/jenkins：Jenkins的工作目录，包括jobs、plugins、workspace等。/var/log/jenkins：Jenkins的日志目录。/etc/default/jenkins：Jenkins的配置文件。/etc/init.d/jenkins：Jenkins的启动脚本。/etc/systemd/system/jenkins.service：Jenkins的systemd服务文件。
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| $ ls /var/lib/jenkins/
caches hudson.plugins.gradle.injection.InjectionConfig.xml jenkins.model.GlobalComputerRetentionCheckIntervalConfiguration.xml org.jenkinsci.plugins.workflow.libs.GlobalUntrustedLibraries.xml
com.cloudbees.hudson.plugins.folder.config.AbstractFolderConfiguration.xml hudson.plugins.timestamper.TimestamperConfig.xml jenkins.model.JenkinsLocationConfiguration.xml plugins
config.xml hudson.tasks.Mailer.xml jenkins.security.ResourceDomainConfiguration.xml queue.xml
credentials.xml hudson.tasks.Shell.xml jenkins.tasks.filters.EnvVarsFilterGlobalConfiguration.xml queue.xml.bak
fingerprints hudson.triggers.SCMTrigger.xml jenkins.telemetry.Correlator.xml secret.key
github-plugin-configuration.xml identity.key.enc jobs secret.key.not-so-secret
hudson.model.UpdateCenter.xml io.jenkins.plugins.junit.storage.JunitTestResultStorageConfiguration.xml logs secrets
hudson.plugins.build_timeout.global.GlobalTimeOutConfiguration.xml jenkins.fingerprints.GlobalFingerprintConfiguration.xml nodeMonitors.xml updates
hudson.plugins.build_timeout.operations.BuildStepOperation.xml jenkins.install.InstallUtil.lastExecVersion org.jenkinsci.plugins.displayurlapi.DefaultDisplayURLProviderGlobalConfiguration.xml userContent
hudson.plugins.emailext.ExtendedEmailPublisher.xml jenkins.install.UpgradeWizard.state org.jenkinsci.plugins.github_branch_source.GitHubConfiguration.xml users
hudson.plugins.git.GitSCM.xml jenkins.metrics.api.MetricsAccessKey.xml org.jenkinsci.plugins.workflow.flow.FlowExecutionList.xml workspace
hudson.plugins.git.GitTool.xml jenkins.model.ArtifactManagerConfiguration.xml org.jenkinsci.plugins.workflow.flow.GlobalDefaultFlowDurabilityLevel.xml
hudson.plugins.gradle.enriched.EnrichedSummaryConfig.xml jenkins.model.GlobalBuildDiscarderConfiguration.xml org.jenkinsci.plugins.workflow.libs.GlobalLibraries.xml
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