Added packer scripts for provisioning Jenkins on CentOS

.gitignore

@@ -5,3 +5,6 @@ target/*
 .idea
 *.iml
 /target
+packer_cache/
+*.vmdk
+*.ovf

vm-images/jenkins/jenkins_build.json

@@ -0,0 +1,51 @@
+{
+  "variables": {
+    "file": "http://mirrors.ocf.berkeley.edu/centos/7.6.1810/isos/x86_64/CentOS-7-x86_64-Minimal-1810.iso",
+    "checksum": "bd43d41e01c2a46b3cb23eb9139dce4b",
+    "type": "md5",
+    "non_gui": "false"
+  },
+  "builders": [
+    {
+      "type": "virtualbox-iso",
+      "iso_url": "{{ user `file` }}",
+      "iso_checksum": "{{ user `checksum` }}",
+      "iso_checksum_type": "md5",
+      "headless": "{{ user `non_gui` }}",
+      "output_directory": "builds",
+      "vm_name": "CentOS7",
+      "guest_os_type": "RedHat_64",
+      "disk_size": "10240",
+      "vboxmanage": [
+        ["modifyvm", "{{.Name}}", "--memory", "2048"],
+        ["modifyvm", "{{.Name}}", "--cpus", "2"],
+        ["modifyvm", "{{.Name}}", "--audio", "none"],
+        ["modifyvm", "{{.Name}}", "--usb", "off"]
+      ],
+      "http_directory": "src",
+      "boot_wait": "5s",
+      "boot_command": [
+        "<tab> text ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/ks.cfg<enter><wait>"
+      ],
+      "ssh_username": "admin",
+      "ssh_password": "admin",
+      "ssh_port": 22,
+      "ssh_wait_timeout": "10000s",
+      "guest_additions_path": "disable",
+      "shutdown_command": "echo 'admin' | sudo -S /sbin/halt -h -p"
+    }
+  ],
+  "provisioners": [{
+    "type": "shell",
+    "inline": [
+      "sleep 30",
+      "sudo yum upgrade",
+      "sudo yum install git -y",
+      "sudo yum install wget -y",
+      "sudo yum install java-1.8.0-openjdk-devel -y",
+      "sudo wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat-stable/jenkins.repo",
+      "sudo rpm --import https://jenkins-ci.org/redhat/jenkins-ci.org.key",
+      "sudo yum install jenkins -y"
+    ]
+  }]
+}

vm-images/jenkins/src/ks.cfg

@@ -0,0 +1,87 @@
+install
+cdrom
+
+lang en_US.UTF-8
+keyboard us
+timezone UTC
+
+network --bootproto=dhcp
+firewall --disabled
+
+rootpw --plaintext packer
+user --name=admin --password=admin
+auth --enableshadow --passalgo=sha512 --kickstart
+selinux --permissive
+
+text
+skipx
+
+clearpart --all --initlabel
+zerombr
+autopart
+bootloader --location=mbr
+
+firstboot --disable
+reboot
+
+%packages --instLangs=en_US.utf8 --nobase --ignoremissing --excludedocs
+@^minimal
+@core
+
+-aic94xx-firmware
+-atmel-firmware
+-b43-openfwwf
+-bfa-firmware
+-ipw2100-firmware
+-ipw2200-firmware
+-ivtv-firmware
+-iwl100-firmware
+-iwl105-firmware
+-iwl135-firmware
+-iwl1000-firmware
+-iwl2000-firmware
+-iwl2030-firmware
+-iwl3160-firmware
+-iwl3945-firmware
+-iwl4965-firmware
+-iwl5000-firmware
+-iwl5150-firmware
+-iwl6000-firmware
+-iwl6000g2a-firmware
+-iwl6000g2b-firmware
+-iwl6050-firmware
+-iwl7260-firmware
+-libertas-usb8388-firmware
+-ql2100-firmware
+-ql2200-firmware
+-ql23xx-firmware
+-ql2400-firmware
+-ql2500-firmware
+-rt61pci-firmware
+-rt73usb-firmware
+-xorg-x11-drv-ati-firmware
+-zd1211-firmware
+%end
+
+%post --log=/root/ks.log
+SEE NEXT PICTURE!!!! The security settings of my provider does not allow this content!
+%end
+
+%post
+echo "admin ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/admin
+echo "Defaults:admin !requiretty" >> /etc/sudoers.d/admin
+chmod 0440 /etc/sudoers.d/admin
+mkdir -pm 700 /home/admin/.ssh
+cat <<EOK >/home/admin/.ssh/authorized_keys
+ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8Y\
+Vr+kz4TjGYe7gHzIw+niNltGEFHzD8+v1I2YJ6oXevct1YeS0o9HZyN1Q9qgCgzUFtdO\
+KLv6IedplqoPkcmF0aYet2PkEDo3MlTBckFXPITAMzF8dJSIFo9D8HfdOV0IAdx4O7Pt\
+ixWKn5y2hMNG0zQPyUecp4pzC6kivAIhyfHilFR61RGL+GPXQ2MWZWFYbAGjyiYJnAmC\
+P3NOTd0jMZEnDkbUvxhMmBYSdETk1rRgm+R4LOzFUGaHqHDLKLX+FIPKcF96hrucXzcW\
+yLbIbEgE98OHlnVYCzRdK8jlqm8tehUc9c9WhQ== admin insecure public key
+EOK
+chmod 0600 /home/admin/.ssh/authorized_keys
+chown -R admin.admin /home/admin/.ssh
+yum -y update
+yum -y remove linux-firmware
+%end