mirror of
https://github.com/outbackdingo/matchbox.git
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b492b1a23a
* Change CIDR from 172.15.0.0/16, which isn't a reserved private range * Use a smaller CIDR, /24 is sufficient
105 lines
2.8 KiB
Bash
Executable File
105 lines
2.8 KiB
Bash
Executable File
#!/bin/bash
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# Create a virtual bridge with PXE services and bootcfg
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# USAGE: ./scripts/devnet create [example]
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# USAGE: ./scripts/devnet destroy
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set -u
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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EXAMPLE=${2:-}
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BRIDGE=metal0
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COREOS_VERSION=1185.3.0
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BOOTCFG_ARGS=""
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if [ "$EUID" -ne 0 ]
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then echo "Please run as root"
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exit
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fi
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function main {
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if [ "$#" -eq 0 ]; then
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usage
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exit 2
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fi
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case "$1" in
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"create") create;;
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"destroy") destroy;;
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*)
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usage
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exit 2
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;;
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esac
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}
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function usage {
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echo "USAGE: ${0##*/} <command>"
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echo "Commands:"
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echo -e "\tcreate\tcreate bootcfg and PXE services on the bridge"
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echo -e "\tdestroy\tdestroy the services on the bridge"
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}
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function check {
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# SELinux, if present, it cannot be in Enforcing mode
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if [ $(getenforce) == 'Enforcing' ]; then
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echo "SELinux must be in permissive mode: 'setenforce Permissive'"
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exit 1
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fi
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if [ ! -d $DIR/../examples/assets/coreos/$COREOS_VERSION ]; then
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echo "Most examples use CoreOS Alpha $COREOS_VERSION. You may wish to download it with './scripts/get-coreos alpha $COREOS_VERSION'."
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fi
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}
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function create {
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check
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if [ -z "$EXAMPLE" ]; then
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echo "Starting bootcfg"
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else
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echo "Starting bootcfg configured to boot $EXAMPLE"
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fi
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if [ -z "$EXAMPLE" ]; then
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# Mount a data volume with assets and enable gRPC
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BOOTCFG_ARGS="-rpc-address=0.0.0.0:8081"
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DATA_MOUNT="--volume data,kind=host,source=$(mktemp -d) \
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--mount volume=assets,target=/var/lib/bootcfg/assets \
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--volume assets,kind=host,source=$PWD/examples/assets,readOnly=true"
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else
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# Mount the given EXAMPLE
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DATA_MOUNT="--volume data,kind=host,source=$PWD/examples \
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--mount volume=groups,target=/var/lib/bootcfg/groups \
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--volume groups,kind=host,source=$DIR/../examples/groups/$EXAMPLE"
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fi
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systemd-run --unit=dev-bootcfg \
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rkt run \
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--uuid-file-save=/tmp/bootcfg \
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--net=metal0:IP=172.18.0.2 \
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--mount volume=config,target=/etc/bootcfg \
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--volume config,kind=host,source=$PWD/examples/etc/bootcfg,readOnly=true \
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--mount volume=data,target=/var/lib/bootcfg \
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$DATA_MOUNT \
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quay.io/coreos/bootcfg:latest -- -address=0.0.0.0:8080 -log-level=debug $BOOTCFG_ARGS
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echo "Starting dnsmasq to provide DHCP/TFTP/DNS services"
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systemd-run --unit=dev-dnsmasq \
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rkt run \
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--uuid-file-save=/tmp/dnsmasq \
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--net=metal0:IP=172.18.0.3 \
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--mount volume=config,target=/etc/dnsmasq.conf \
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--volume config,kind=host,source=$DIR/../contrib/dnsmasq/metal0.conf \
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coreos.com/dnsmasq:v0.3.0
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}
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function destroy {
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rkt stop --uuid-file=/tmp/bootcfg --force
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rkt rm --uuid-file=/tmp/bootcfg
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rkt stop --uuid-file=/tmp/dnsmasq --force
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rkt rm --uuid-file=/tmp/dnsmasq
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systemctl reset-failed dev-bootcfg
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systemctl reset-failed dev-dnsmasq
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}
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main $@
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