vagrant-lxc-ng/boxes/common/ui.sh

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#!/bin/bash
log() {
echo " [${RELEASE}] ${1}" >&2
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}
warn() {
echo -e "${WARN_COLOR}==> [${RELEASE}] ${1}${NO_COLOR}"
}
info() {
echo -e "${OK_COLOR}==> [${RELEASE}] ${1}${NO_COLOR}"
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}
# TODO: Add a file lock so we can build in parallel
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confirm() {
question=${1}
default=${2}
default_prompt=
if [ $default = 'n' ]; then
default_prompt="y/N"
default='No'
else
default_prompt="Y/n"
default='Yes'
fi
echo -e -n "${WARN_COLOR}==> [${RELEASE}] ${question} [${default_prompt}] ${NO_COLOR}" >&2
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read answer
if [ -z $answer ]; then
debug "Answer not provided, assuming '${default}'"
answer=${default}
fi
if $(echo ${answer} | grep -q -i '^y'); then
return 0
else
return 1
fi
}
debug() {
[ ! $DEBUG ] || echo " [${RELEASE}] [DEBUG] ${1}" >&2
}