mirror of
https://github.com/skoelle/kctl-tui.git
synced 2026-09-17 20:10:24 +00:00
103 lines
3.4 KiB
Bash
103 lines
3.4 KiB
Bash
#!/usr/bin/env bash
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# Copyright (c) 2026 Stefan Koelle (https://stefankoelle.de)
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# Licensed under the MIT License. See LICENSE file in project root for details.
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# Install script for kctl-tui.
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# Downloads the latest GitHub release binary matching the current OS/arch
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# and installs it to /usr/local/bin (or $INSTALL_DIR if set).
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#
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# Usage:
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# curl -fsSL https://raw.githubusercontent.com/skoelle/kctl-tui/main/install.sh | bash
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#
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# Requires: curl, a supported OS (linux, darwin).
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# Native Windows is not supported by this script; use WSL, or download the
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# .exe asset manually from the Releases page.
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set -euo pipefail
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REPO="skoelle/kctl-tui"
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INSTALL_DIR="${INSTALL_DIR:-/usr/local/bin}"
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BIN_NAME="kctl-tui"
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os="$(uname -s | tr '[:upper:]' '[:lower:]')"
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arch="$(uname -m)"
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case "$arch" in
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x86_64|amd64) arch="amd64" ;;
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arm64|aarch64) arch="arm64" ;;
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*)
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echo "Unsupported architecture: $arch" >&2
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exit 1
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;;
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esac
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case "$os" in
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linux|darwin) ;;
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*)
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echo "Unsupported OS: $os. On Windows, use WSL or download the .exe from the Releases page." >&2
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exit 1
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;;
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esac
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echo "Detecting latest release for $REPO ..."
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release_json="$(curl -sSL "https://api.github.com/repos/${REPO}/releases/latest")" || {
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echo "Failed to reach the GitHub API (network error). Check your internet connection and try again." >&2
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exit 1
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}
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echo "Received ${#release_json} bytes from the GitHub API."
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if echo "$release_json" | grep -q '"message"[[:space:]]*:[[:space:]]*"Not Found"'; then
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echo "" >&2
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echo "Could not find a published release for ${REPO}." >&2
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echo "This usually means no release has been tagged yet." >&2
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echo "" >&2
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echo "Options:" >&2
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echo " 1) Ask the maintainer to push a version tag (e.g. 'git tag v0.1.0 && git push origin v0.1.0')," >&2
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echo " which triggers the release build via GitHub Actions." >&2
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echo " 2) Build from source instead:" >&2
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echo " git clone https://github.com/${REPO}.git" >&2
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echo " cd $(basename "$REPO")" >&2
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echo " go build -o ${BIN_NAME} ./cmd/${BIN_NAME}" >&2
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echo " sudo mv ${BIN_NAME} ${INSTALL_DIR}/" >&2
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exit 1
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fi
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if echo "$release_json" | grep -qi 'rate limit exceeded'; then
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echo "GitHub API rate limit exceeded. Wait a bit and try again, or authenticate with a GitHub token." >&2
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exit 1
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fi
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# Note: '|| true' below prevents 'set -o pipefail' + 'set -e' from aborting the
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# script silently if grep finds no match; the emptiness check right after
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# gives a proper diagnostic instead.
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latest_tag="$(echo "$release_json" | grep -m1 '"tag_name"' | sed -E 's/.*"tag_name"[[:space:]]*:[[:space:]]*"([^"]+)".*/\1/')" || true
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if [ -z "$latest_tag" ]; then
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echo "Could not parse the latest release tag from the GitHub API response." >&2
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echo "Raw response (truncated):" >&2
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echo "$release_json" | head -c 800 >&2
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echo "" >&2
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exit 1
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fi
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echo "Latest release tag: ${latest_tag}"
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asset="kctl-tui-${os}-${arch}"
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url="https://github.com/${REPO}/releases/download/${latest_tag}/${asset}"
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echo "Downloading ${asset} (${latest_tag}) ..."
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tmp_file="$(mktemp)"
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curl -fsSL "$url" -o "$tmp_file"
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chmod +x "$tmp_file"
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if [ -w "$INSTALL_DIR" ]; then
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mv "$tmp_file" "${INSTALL_DIR}/${BIN_NAME}"
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else
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echo "Elevated permissions required to write to ${INSTALL_DIR}"
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sudo mv "$tmp_file" "${INSTALL_DIR}/${BIN_NAME}"
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fi
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echo "Installed ${BIN_NAME} to ${INSTALL_DIR}/${BIN_NAME}"
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echo "Done. Run '${BIN_NAME}' to get started."
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