поскольку 2017 г., Дженкинс отказался от поддержки Java 7 и теперь использует Java 8.
Я пытаюсь установить Jenkins на Debian Jessie (контейнер докеров), и я использую следующую процедуру, полученную с помощью этого ссылка на сайт:
wget -q -O - https://pkg.jenkins.io/debian/jenkins.io.key | sudo apt-key add -
sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt-get update
sudo apt-get install jenkins
На последнем этапе процедуры произошло следующее:
$ apt-get install jenkins
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
jenkins : Depends: default-jre-headless (>= 2:1.8) but 2:1.7-52 is to be installed or
java8-runtime-headless but it is not installable
E: Unable to correct problems, you have held broken packages.
Я нашел решение Вот:
$ apt install -t jessie-backports openjdk-8-jre-headless ca-certificates-java
В любом случае мне удалось установить Jenkins, но при запуске Jenkins происходит следующее:
$ sudo /etc/init.d/jenkins start
[FAIL] Starting Jenkins Automation Server: jenkins failed!
$ tail -f /var/log/jenkins/jenkins.log
Jenkins requires Java8 or later, but you are running 1.7.0_151-b01
from /usr/lib/jvm/java-7-openjdk-amd64/jre
java.lang.UnsupportedClassVersionError: 51.0
at Main.main(Main.java:124)
Обязательно ли мне устанавливать Java 8, например, в Debian Jessie?
Я обнаружил, что есть пакеты JRE, вызывающие конфликты.
Перед:
$ sudo dpkg -l | grep --color 'java\|jdk\|jre'
ii ca-certificates-java 20161107~bpo8+1 all Common CA certificates (JKS keystore)
ii default-jre-headless 2:1.7-52 amd64 Standard Java or Java compatible Runtime (headless)
ii java-common 0.52 all Base of all Java packages
ii libatk-wrapper-java 0.30.5-1 all ATK implementation for Java using JNI
ii libatk-wrapper-java-jni:amd64 0.30.5-1 amd64 ATK implementation for Java using JNI (JNI bindings)
ii openjdk-7-jre:amd64 7u151-2.6.11-2~deb8u1 amd64 OpenJDK Java runtime, using Hotspot JIT
pi openjdk-7-jre-headless:amd64 7u151-2.6.11-2~deb8u1 amd64 OpenJDK Java runtime, using Hotspot JIT (headless)
ii openjdk-8-jre-headless:amd64 8u131-b11-1~bpo8+1 amd64 OpenJDK Java runtime, using Hotspot JIT (headless)
ii tzdata-java 2017c-0+deb8u1 all time zone and daylight-saving time data for use by java runtimes
Удаление пакетов:
$ sudo dpkg -P openjdk-7-jre:amd64
(Reading database ... 15248 files and directories currently installed.)
Removing openjdk-7-jre:amd64 (7u151-2.6.11-2~deb8u1) ...
Processing triggers for hicolor-icon-theme (0.13-1) ...
$ sudo dpkg -P openjdk-7-jre-headless:amd64
(Reading database ... 15222 files and directories currently installed.)
Removing openjdk-7-jre-headless:amd64 (7u151-2.6.11-2~deb8u1) ...
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/rmid to provide /usr/bin/rmid (rmid) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/java to provide /usr/bin/java (java) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/keytool to provide /usr/bin/keytool (keytool) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/pack200 to provide /usr/bin/pack200 (pack200) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/rmiregistry to provide /usr/bin/rmiregistry (rmiregistry) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/unpack200 to provide /usr/bin/unpack200 (unpack200) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/orbd to provide /usr/bin/orbd (orbd) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/servertool to provide /usr/bin/servertool (servertool) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/tnameserv to provide /usr/bin/tnameserv (tnameserv) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/jexec to provide /usr/bin/jexec (jexec) in auto mode
Purging configuration files for openjdk-7-jre-headless:amd64 (7u151-2.6.11-2~deb8u1) ...
После:
$ dpkg -l | grep --color 'java\|jdk\|jre'
ii ca-certificates-java 20161107~bpo8+1 all Common CA certificates (JKS keystore)
ii java-common 0.52 all Base of all Java packages
ii libatk-wrapper-java 0.30.5-1 all ATK implementation for Java using JNI
ii libatk-wrapper-java-jni:amd64 0.30.5-1 amd64 ATK implementation for Java using JNI (JNI bindings)
ii openjdk-8-jre-headless:amd64 8u131-b11-1~bpo8+1 amd64 OpenJDK Java runtime, using Hotspot JIT (headless)
ii tzdata-java 2017c-0+deb8u1 all time zone and daylight-saving time data for use by java runtimes
Запуск Дженкинса:
$ /etc/init.d/jenkins start
[ ok ] Starting Jenkins Automation Server: jenkins.
$ tail -f /var/log/jenkins/jenkins.log
Jan 19, 2018 1:22:39 PM hudson.model.DownloadService$Downloadable load
INFO: Obtained the updated data file for hudson.tasks.Maven.MavenInstaller
Jan 19, 2018 1:22:41 PM hudson.model.DownloadService$Downloadable load
INFO: Obtained the updated data file for hudson.tools.JDKInstaller
Jan 19, 2018 1:22:41 PM hudson.model.AsyncPeriodicWork$1 run
INFO: Finished Download metadata. 9,126 ms
Jan 19, 2018 1:22:43 PM hudson.model.UpdateSite updateData
INFO: Obtained the latest update center data file for UpdateSource default
Jan 19, 2018 1:22:43 PM hudson.WebAppMain$3 run
INFO: Jenkins is fully up and running
Плюс:
По умолчанию Jenkins через localhost (порт 8080).
Пользователь: админ
Пароль: кот / вар / библиотека / Дженкинс / секреты / initialAdminPassword