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[[!meta title="Continuous Integration worker Fedora 26 Setup"]]
[[!meta author="Kyllikki"]]
[[!meta date="2017-09-06T09:44:14Z"]]

[[!toc]]

## Fedora 26 OS install

### amd64 VDS install from media

[[Virtual server setup|virtual_host_server]]

use text mode to install fedora

  1 Language settings to English/UK
  2 Time settings to Europe/London
  3 Installation source to local media
  4 Software selection to fedora server edition
  5 Installation destination to virtual disc, whole disc, standard partition layout
  6 Network config to wired (ens3)
  7 root password to netsurf ci worker default
  8 create netsurf user

Once install is completed virtual server will power off


## Manual CI worker install

### required packages

to obtain required packages

    dnf install fedora-packager fedora-review java-1.8.0-openjdk-headless gcc clang git pkgconfig libcurl-devel libjpeg-devel bison flex expat-devel libpng-devel openssl-devel check gperf perl-HTML-Parser ccache

For gtk2 builds

    dnf install gtk2-devel

for gtk3 builds

    dnf install gtk3-devel

Development tool group using

    dnf group install 'Development Tools'


### config

On master jenkins use "manage nodes" to create new node. Ensure
"remote fs root" is set to /var/lib/jenkins add variable JENKINS\_HOME
set to /var/lib/jenkins

As superuser:

create jenkins user

    adduser --system --create-home --home-dir /var/lib/jenkins/ jenkins

add user to mock group

    usermod -a -G mock jenkins

ensure /opt is setup correctly to allow toolchains to be built on the node 

    mkdir -p /opt/netsurf
    chown jenkins:jenkins /opt/netsurf

become jenkins user

    su -s /bin/bash - jenkins

create ssh keypair (accept defaults - no password)

    ssh-keygen -t rsa -C "netsurf@nsciworker17.netsurf-browser.org"

copy .ssh/id\_rsa.pub from worker to jenkins master node and append to /home/netsurf/.ssh/authorized\_keys

    scp .ssh/id_rsa.pub netsurf@ci.netsurf-browser.org:nsciworker17_id_rsa.pub

get jenkins slave jar

    wget http://ci.netsurf-browser.org/jenkins/jnlpJars/slave.jar

initialise mock environment

    mock --init

exit jenkins user shell

create ns-ci-worker.service file

    [Unit]
    Description=Netsurf CI worker
    Documentation=http://wiki.netsurf-browser.org/continuous_integration/
    Requires=network.target
    After=multi-user.target
    
    [Service]
    Type=simple
    ExecStart=/bin/java -Djava.awt.headless=true -jar /var/lib/jenkins/slave.jar -jnlpUrl http://ci.netsurf-browser.org/jenkins/computer/ciworker17/slave-agent.jnlp -secret 0123456789abcdef01234567890abcdef
    Restart=always
    RestartSec=60
    StartLimitInterval=0
    User=jenkins
    
    [Install]
    WantedBy=multi-user.target

untill [this bug](https://bugzilla.redhat.com/show_bug.cgi?id=1358476) is resolved it is necessary to symlink the jli library object somewhere the rpath faliure does not affect.

    # ln -s /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.131-1.b12.fc25.x86_64/jre/lib/amd64/jli/libjli.so /usr/lib64/libjli.so

install and start new service

    install -D -m 644 ns-ci-worker.service /usr/lib/systemd/system/ns-ci-worker.service
    systemctl daemon-reload
    systemctl start ns-ci-worker
    systemctl enable ns-ci-worker