98 lines
2.5 KiB
Bash
Executable File
98 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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set -eo pipefail
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SCAFFOLD_VERSION="${SCAFFOLD_VERSION:-0.0.3}"
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RELEASE_INFO_URL="https://forge.cadoles.com/api/v1/repos/wpetit/scaffold/releases/tags/${SCAFFOLD_VERSION}"
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function assert_command_available {
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local command=$1
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local command_path=$(which $command)
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if [ -z "$command_path" ]; then
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echo "The '$command' command could not be found. Please install it before using this script." 1>&2
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exit 1
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fi
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}
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function fetch_release_info {
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curl -s -H "accept: application/json" -XGET "${RELEASE_INFO_URL}"
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}
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function get_archive_name {
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local os="$(get_normalized_os)"
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local arch="$(get_normalized_arch)"
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echo "scaffold-${os}-${arch}.tar.gz"
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}
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function get_normalized_os {
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echo "$(uname -s | tr '[:upper:]' '[:lower:]')"
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}
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function get_normalized_arch {
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local arch=$(uname -m)
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case $(uname -m) in
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i?86) arch="386" ;;
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x86_64) arch="amd64" ;;
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arm[4567]*) arch="arm" ;;
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arm[8]*) arch="arm64" ;;
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*) echo 1>&2 "Unsupported architecture '${arch}' !"; exit 1 ;;
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esac
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echo "$arch"
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}
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function find_attachment_url {
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local release_info=$1
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local expected_attachment_name=$2
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echo "${release_info}" | jq -r ".assets[] | select(.name == \"${expected_attachment_name}\") | .browser_download_url"
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}
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function download_attachment {
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local attachment_url=$1
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local attachment_name=$2
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curl -o "${attachment_name}" "$attachment_url"
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}
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function main {
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assert_command_available 'curl'
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assert_command_available 'jq'
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assert_command_available 'tar'
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assert_command_available 'tr'
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local archive_name="$(get_archive_name)"
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echo "Fetching scaffold release '${SCAFFOLD_VERSION}' informations..."
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local release_info="$(fetch_release_info)"
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local archive_url=$(find_attachment_url "$release_info" "$archive_name")
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if [ -z "$archive_url" ]; then
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echo 1>&2 "Could not find archive url !"
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exit 1
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fi
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local tmpdir=$(mktemp -d)
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(
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cd "${tmpdir}";
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echo "Downloading release file '${archive_name}' to '${tmpdir}'..."
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download_attachment "${archive_url}" "${archive_name}"
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echo "Extracting archive..."
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tar -xzf "${archive_name}"
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local dirname="$(echo "${archive_name}" | cut -f 1 -d '.')"
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echo "Copying scaffold binary to /usr/local/bin..."
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sudo cp -i "${dirname}/bin/scaffold" /usr/local/bin/
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)
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rm -rf "${tmpdir}"
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echo "Done."
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}
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main |