pxe: Add libvirt PXE server Vagrantfile and scripts

scripts/pxe.sh

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+#!/bin/bash -e
+# Setup a minimal PXE Server
+
+# PXE Server IP should be the static IP set in the Vagrantfile.
+export NODE_IP=192.168.32.10
+
+# dnsmasq - your all in one DHCP, TFTP, and DNS
+dnf install -yq dnsmasq
+
+cp /etc/dnsmasq.conf /etc/dnsmasq.old
+cat << EOF > "/etc/dnsmasq.conf"
+dhcp-range=192.168.32.2,192.168.32.254,12h
+dhcp-boot=pxelinux.0
+enable-tftp
+tftp-root=/var/lib/tftpboot
+dhcp-authoritative
+log-queries
+log-dhcp
+conf-dir=/etc/dnsmasq.d,.rpmnew,.rpmsave,.rpmorig
+EOF
+
+# TFTP
+
+# Create TFTP root directory
+if [ ! -d "/var/lib/tftpboot/pxelinux.cfg" ]; then
+	mkdir -p "/var/lib/tftpboot/pxelinux.cfg"
+fi
+
+# TFTP pxelinux.cfg
+cat << EOF > "/var/lib/tftpboot/pxelinux.cfg/default"
+default coreos
+prompt 1
+timeout 15
+
+display boot.msg
+
+label coreos
+  menu default
+  kernel coreos_production_pxe.vmlinuz
+  append initrd=coreos_production_pxe_image.cpio.gz cloud-config-url=http://$NODE_IP/pxe-cloud-config.yml
+EOF
+
+# TFTP ldlinux.c32 pxelinux.0
+dnf install -yq syslinux
+cp /usr/share/syslinux/pxelinux.0 /var/lib/tftpboot/pxelinux.0
+cp /usr/share/syslinux/ldlinux.c32 /var/lib/tftpboot/ldlinux.c32
+
+# TFTP kernel image and options
+dnf install -yq wget
+wget -q -O /var/lib/tftpboot/coreos_production_pxe.vmlinuz http://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe.vmlinuz
+wget -q -O /var/lib/tftpboot/coreos_production_pxe_image.cpio.gz http://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe_image.cpio.gz
+restorecon -R /var/lib/tftpboot
+
+systemctl enable dnsmasq
+systemctl start dnsmasq
+
+# HTTP
+
+# static HTTP server
+dnf install -yq httpd
+
+# TODO - this static config is exactly what we can improve upon
+cat << EOF > "/var/www/html/pxe-cloud-config.yml"
+#cloud-config
+coreos:
+  units:
+    - name: etcd2.service
+      command: start
+    - name: fleet.service
+      command: start
+ssh_authorized_keys:
+    - ssh-rsa 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 dghubble@gmail.com
+EOF
+
+systemctl enable httpd
+systemctl start httpd
+
+echo "Done"