100 lines
2.3 KiB
Bash
Executable File
100 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
# stops the execution if a command or pipeline has an error
|
|
set -eu
|
|
|
|
if command -v tput >/dev/null && tput setaf 1 >/dev/null 2>&1; then
|
|
# color codes
|
|
RED="$(tput setaf 1)"
|
|
RESET="$(tput sgr0)"
|
|
fi
|
|
|
|
ERR="${RED:-}ERROR:${RESET:-}"
|
|
|
|
err() (
|
|
if [ -z "${1:-}" ]; then
|
|
cat >&2
|
|
else
|
|
echo "$ERR " "$@" >&2
|
|
fi
|
|
)
|
|
|
|
candidate_interfaces() (
|
|
ip -o link show |
|
|
awk -F': ' '{print $2}' |
|
|
sed 's/[ \t].*//;/^\(lo\|bond0\|\|\)$/d' |
|
|
sort
|
|
)
|
|
|
|
validate_tinkerbell_network_interface() (
|
|
local tink_interface=$1
|
|
|
|
if ! candidate_interfaces | grep -q "^$tink_interface$"; then
|
|
err "Invalid interface ($tink_interface) selected, must be one of:"
|
|
candidate_interfaces | err
|
|
return 1
|
|
else
|
|
return 0
|
|
fi
|
|
)
|
|
|
|
generate_password() (
|
|
head -c 12 /dev/urandom | sha256sum | cut -d' ' -f1
|
|
)
|
|
|
|
generate_envrc() (
|
|
local tink_interface=$1
|
|
|
|
validate_tinkerbell_network_interface "$tink_interface"
|
|
|
|
local tink_password
|
|
tink_password=$(generate_password)
|
|
local registry_password
|
|
registry_password=$(generate_password)
|
|
cat <<EOF
|
|
# Network interface for Tinkerbell's network
|
|
export TINKERBELL_NETWORK_INTERFACE="$tink_interface"
|
|
|
|
# Decide on a subnet for provisioning. Tinkerbell should "own" this
|
|
# network space. Its subnet should be just large enough to be able
|
|
# to provision your hardware.
|
|
export TINKERBELL_CIDR=29
|
|
|
|
# Host IP is used by provisioner to expose different services such as
|
|
# tink, boots, etc.
|
|
#
|
|
# The host IP should the first IP in the range, and the Nginx IP
|
|
# should be the second address.
|
|
export TINKERBELL_HOST_IP=192.168.1.1
|
|
|
|
# NGINX IP is used by provisioner to serve files required for iPXE boot
|
|
export TINKERBELL_NGINX_IP=192.168.1.2
|
|
|
|
# Tink server username and password
|
|
export TINKERBELL_TINK_USERNAME=admin
|
|
export TINKERBELL_TINK_PASSWORD="$tink_password"
|
|
|
|
# Docker Registry's username and password
|
|
export TINKERBELL_REGISTRY_USERNAME=admin
|
|
export TINKERBELL_REGISTRY_PASSWORD="$registry_password"
|
|
|
|
# Legacy options, to be deleted:
|
|
export FACILITY=onprem
|
|
export ROLLBAR_TOKEN=ignored
|
|
export ROLLBAR_DISABLE=1
|
|
|
|
export OSIE_DOWNLOAD_LINK=https://tinkerbell-oss.s3.amazonaws.com/osie-uploads/osie-v0-n=252,c=bc454bc,b=master.tar.gz
|
|
EOF
|
|
)
|
|
|
|
main() (
|
|
if [ -z "${1:-}" ]; then
|
|
err "Usage: $0 network-interface-name > envrc"
|
|
exit 1
|
|
fi
|
|
|
|
generate_envrc "$1"
|
|
)
|
|
|
|
main "$@"
|