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install.sh
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install.sh
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#!/usr/bin/env bash
# Install the CircleCI CLI tool.
# https://github.com/CircleCI-Public/circleci-cli
#
# Dependencies: curl, cut
#
# The version to install and the binary location can be passed in via VERSION and DESTDIR respectively.
#
set -o errexit
echo "Starting installation."
# GitHub's URL for the latest release, will redirect.
GITHUB_BASE_URL="https://github.com/CircleCI-Public/circleci-cli"
LATEST_URL="${GITHUB_BASE_URL}/releases/latest/"
DESTDIR="${DESTDIR:-/usr/local/bin}"
if [ -z "$VERSION" ]; then
VERSION=$(curl -sLI -o /dev/null -w '%{url_effective}' "$LATEST_URL" | cut -d "v" -f 2)
fi
echo "Installing CircleCI CLI v${VERSION}"
# Run the script in a temporary directory that we know is empty.
SCRATCH=$(mktemp -d || mktemp -d -t 'tmp')
cd "$SCRATCH"
function error {
echo "An error occured installing the tool."
echo "The contents of the directory $SCRATCH have been left in place to help to debug the issue."
}
trap error ERR
# Determine release filename. This can be expanded with CPU arch in the future.
case "$(uname)" in
Linux)
OS='linux'
;;
Darwin)
OS='darwin'
;;
*)
echo "This operating system is not supported."
exit 1
;;
esac
RELEASE_URL="${GITHUB_BASE_URL}/releases/download/v${VERSION}/circleci-cli_${VERSION}_${OS}_amd64.tar.gz"
# Download & unpack the release tarball.
curl -sL --retry 3 "${RELEASE_URL}" | tar zx --strip 1
echo "Installing to $DESTDIR"
install circleci "$DESTDIR"
command -v circleci
# Delete the working directory when the install was successful.
rm -r "$SCRATCH"