Rocket/scripts/config.sh

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# Simply sets up a few useful variables.
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
function relative() {
local full_path="${SCRIPT_DIR}/../${1}"
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if [ -d "${full_path}" ]; then
# Try to use readlink as a fallback to readpath for cross-platform compat.
if command -v realpath >/dev/null 2>&1; then
realpath "${full_path}"
elif ! (readlink -f 2>&1 | grep illegal > /dev/null); then
readlink -f "${full_path}"
else
echo "Rocket's scripts require 'realpath' or 'readlink -f' support." >&2
echo "Install realpath or GNU readlink via your package manager." >&2
echo "Aborting." >&2
exit 1
fi
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else
# when the directory doesn't exist, fallback to this.
echo "${full_path}"
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fi
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}
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function future_date() {
local days_in_future=`[[ -z "$1" ]] && echo "0" || echo "$1"`
if date -v+1d +%Y-%m-%d > /dev/null 2>&1; then
echo $(date -v+${days_in_future}d +%Y-%m-%d)
elif date -d "+1 day" > /dev/null 2>&1; then
echo $(date '+%Y-%m-%d' -d "+${days_in_future} days")
else
echo "Error: need a 'date' cmd that accepts -v (BSD) or -d (GNU)"
exit 1
fi
}
# Root of workspace-like directories.
PROJECT_ROOT=$(relative "") || exit $?
CORE_ROOT=$(relative "core") || exit $?
CONTRIB_ROOT=$(relative "contrib") || exit $?
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SITE_ROOT=$(relative "site") || exit $?
# Root of project-like directories.
CORE_LIB_ROOT=$(relative "core/lib") || exit $?
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CORE_CODEGEN_ROOT=$(relative "core/codegen") || exit $?
CORE_HTTP_ROOT=$(relative "core/http") || exit $?
CONTRIB_LIB_ROOT=$(relative "contrib/lib") || exit $?
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CONTRIB_CODEGEN_ROOT=$(relative "contrib/codegen") || exit $?
# Root of infrastructure directories.
EXAMPLES_DIR=$(relative "examples") || exit $?
DOC_DIR=$(relative "target/doc") || exit $?
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# Versioning information. These are changed as versions change.
VERSION=$(git grep -h "^version" "${CORE_LIB_ROOT}" | head -n 1 | cut -d '"' -f2)
MAJOR_VERSION=$(echo "${VERSION}" | cut -d'.' -f1-2)
VIRTUAL_CODENAME="$(git branch --show-current)"
PHYSICAL_CODENAME="v${MAJOR_VERSION}"
CURRENT_RELEASE=false
PRE_RELEASE=true
# A generated codename for this version. Use the git branch for pre-releases.
case $PRE_RELEASE in
true)
CODENAME="${VIRTUAL_CODENAME}"
DOC_VERSION="${CODENAME}-$(future_date)"
;;
false)
CODENAME="${PHYSICAL_CODENAME}"
DOC_VERSION="${VERSION}"
;;
esac
ALL_PROJECT_DIRS=(
"${CORE_HTTP_ROOT}"
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"${CORE_CODEGEN_ROOT}"
"${CORE_LIB_ROOT}"
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"${CONTRIB_CODEGEN_ROOT}"
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"${CONTRIB_LIB_ROOT}"
)
function print_environment() {
echo " VERSION: ${VERSION}"
echo " MAJOR_VERSION: ${MAJOR_VERSION}"
echo " CODENAME: ${CODENAME}"
echo " DOC_VERSION: ${DOC_VERSION}"
echo " CURRENT_RELEASE: ${CURRENT_RELEASE}"
echo " PRE_RELEASE: ${PRE_RELEASE}"
echo " SCRIPT_DIR: ${SCRIPT_DIR}"
echo " PROJECT_ROOT: ${PROJECT_ROOT}"
echo " CORE_ROOT: ${CORE_ROOT}"
echo " CONTRIB_ROOT: ${CONTRIB_ROOT}"
echo " SITE_ROOT: ${SITE_ROOT}"
echo " CORE_LIB_ROOT: ${CORE_LIB_ROOT}"
echo " CORE_CODEGEN_ROOT: ${CORE_CODEGEN_ROOT}"
echo " CORE_HTTP_ROOT: ${CORE_HTTP_ROOT}"
echo " CONTRIB_LIB_ROOT: ${CONTRIB_LIB_ROOT}"
echo " CONTRIB_CODEGEN_ROOT: ${CONTRIB_CODEGEN_ROOT}"
echo " EXAMPLES_DIR: ${EXAMPLES_DIR}"
echo " DOC_DIR: ${DOC_DIR}"
echo " ALL_PROJECT_DIRS: ${ALL_PROJECT_DIRS[*]}"
echo " date(): $(future_date)"
}
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if [ "${1}" = "-p" ]; then
print_environment
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fi