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163
scripts/install_stack.sh
Executable file
163
scripts/install_stack.sh
Executable file
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#!/usr/bin/env bash
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set -euo pipefail
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# Bootstrap installer for pyTorrent + rTorrent.
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# Intended usage from a clean server:
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# curl -fsSL https://git.linuxiarz.pl/gru/pyTorrent/raw/branch/master/scripts/install_stack.sh | sudo bash
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#
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# The script downloads the current pyTorrent repository, detects the OS family,
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# and runs the matching installer from scripts/stack_installers/.
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if [[ "${EUID}" -ne 0 ]]; then
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echo "Run as root, for example: curl -fsSL <url> | sudo bash" >&2
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exit 1
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fi
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REPO_URL="${PYTORRENT_REPO_URL:-https://git.linuxiarz.pl/gru/pyTorrent}"
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REPO_BRANCH="${PYTORRENT_REPO_BRANCH:-master}"
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WORK_DIR="${PYTORRENT_BOOTSTRAP_DIR:-/tmp/pytorrent-stack-installer}"
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KEEP_WORK_DIR="${PYTORRENT_KEEP_BOOTSTRAP_DIR:-0}"
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RAW_BASE="${REPO_URL%/}/raw/branch/${REPO_BRANCH}"
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ARCHIVE_URL="${PYTORRENT_ARCHIVE_URL:-${REPO_URL%/}/archive/${REPO_BRANCH}.tar.gz}"
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PROJECT_DIR="${WORK_DIR}/src"
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ARCHIVE_PATH="${WORK_DIR}/pytorrent.tar.gz"
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log() {
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printf '[pyTorrent stack] %s\n' "$*"
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}
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fail() {
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printf '[pyTorrent stack] ERROR: %s\n' "$*" >&2
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exit 1
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}
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command_exists() {
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command -v "$1" >/dev/null 2>&1
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}
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prepare_downloader() {
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# Bootstrap needs both a downloader and tar before repository extraction.
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if command_exists apt-get; then
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apt-get update
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apt-get install -y --no-install-recommends ca-certificates tar curl gzip python3 sudo
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elif command_exists dnf; then
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dnf install -y ca-certificates tar curl gzip python3 sudo
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elif command_exists yum; then
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yum install -y ca-certificates tar curl gzip python3 sudo
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fi
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if command_exists curl; then
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DOWNLOADER="curl"
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return
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fi
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if command_exists wget; then
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DOWNLOADER="wget"
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return
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fi
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if command_exists apt-get; then
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apt-get update
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apt-get install -y --no-install-recommends curl ca-certificates tar gzip python3 sudo
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DOWNLOADER="curl"
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return
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fi
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if command_exists dnf; then
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dnf install -y curl ca-certificates tar gzip python3 sudo
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DOWNLOADER="curl"
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return
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fi
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if command_exists yum; then
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yum install -y curl ca-certificates tar gzip python3 sudo
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DOWNLOADER="curl"
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return
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fi
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fail "curl or wget is required and no supported package manager was found."
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}
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download_file() {
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local url="$1"
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local destination="$2"
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if [[ "${DOWNLOADER}" == "curl" ]]; then
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curl -fL "${url}" -o "${destination}"
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else
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wget -O "${destination}" "${url}"
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fi
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}
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detect_os_family() {
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if [[ ! -f /etc/os-release ]]; then
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fail "Cannot detect OS: /etc/os-release is missing."
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fi
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# shellcheck disable=SC1091
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. /etc/os-release
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local os_id="${ID:-}"
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local os_like="${ID_LIKE:-}"
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case "${os_id} ${os_like}" in
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*debian*|*ubuntu*)
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echo "debian"
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;;
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*rhel*|*fedora*|*centos*|*rocky*|*almalinux*)
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echo "rhel"
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;;
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*)
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fail "Unsupported OS: ID=${ID:-unknown}, ID_LIKE=${ID_LIKE:-unknown}."
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;;
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esac
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}
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cleanup() {
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if [[ "${KEEP_WORK_DIR}" != "1" ]]; then
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rm -rf "${WORK_DIR}"
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else
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log "Keeping bootstrap directory: ${WORK_DIR}"
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fi
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}
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trap cleanup EXIT
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prepare_downloader
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rm -rf "${WORK_DIR}"
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mkdir -p "${WORK_DIR}"
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log "Downloading pyTorrent from ${ARCHIVE_URL}"
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if ! download_file "${ARCHIVE_URL}" "${ARCHIVE_PATH}"; then
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log "Archive download failed, trying raw stack installer fallback."
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mkdir -p "${PROJECT_DIR}/scripts/stack_installers"
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for file in \
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install_stack_debian_ubuntu.sh \
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install_stack_rhel.sh \
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install_pytorrent_rhel.sh \
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install_rtorrent.py \
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install_rtorrent_rhel.py \
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configure_pytorrent_api.py \
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INSTALL_STACK.md
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do
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download_file "${RAW_BASE}/scripts/stack_installers/${file}" "${PROJECT_DIR}/scripts/stack_installers/${file}"
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done
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download_file "${RAW_BASE}/scripts/install_debian_ubuntu.sh" "${PROJECT_DIR}/scripts/install_debian_ubuntu.sh"
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else
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mkdir -p "${PROJECT_DIR}"
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tar -xzf "${ARCHIVE_PATH}" -C "${PROJECT_DIR}" --strip-components=1
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fi
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[[ -d "${PROJECT_DIR}/scripts/stack_installers" ]] || fail "Missing scripts/stack_installers in downloaded repository."
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OS_FAMILY="$(detect_os_family)"
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case "${OS_FAMILY}" in
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debian)
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INSTALLER="${PROJECT_DIR}/scripts/stack_installers/install_stack_debian_ubuntu.sh"
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;;
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rhel)
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INSTALLER="${PROJECT_DIR}/scripts/stack_installers/install_stack_rhel.sh"
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;;
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*)
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fail "Unsupported OS family: ${OS_FAMILY}."
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;;
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esac
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chmod +x "${PROJECT_DIR}/scripts/stack_installers/"*.sh || true
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log "Running ${INSTALLER}"
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bash "${INSTALLER}"
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