100 строки
3.0 KiB
Bash
Исполняемый файл
100 строки
3.0 KiB
Bash
Исполняемый файл
#!/usr/bin/env bash
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set -euo pipefail
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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BINARY="${RSMON_WORKER_BINARY:-${ROOT_DIR}/bin/rsmon-worker}"
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ENV_FILE="${RSMON_WORKER_ENV_FILE:-}"
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START_SERVICE=1
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usage() {
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cat <<'USAGE'
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Usage: sudo ./scripts/install-systemd.sh [--binary PATH] [--env PATH] [--no-start]
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Installs rsmon-worker as /usr/local/bin/rsmon-worker and configures systemd.
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If --env is omitted on a first install, an example file is installed and the
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service is not started until its token and password are configured.
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USAGE
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}
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while [ "$#" -gt 0 ]; do
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case "$1" in
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--binary)
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BINARY="${2:?--binary requires a path}"
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shift 2
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;;
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--env)
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ENV_FILE="${2:?--env requires a path}"
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shift 2
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;;
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--no-start)
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START_SERVICE=0
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shift
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;;
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-h|--help)
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usage
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exit 0
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;;
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*)
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printf 'Unknown argument: %s\n' "$1" >&2
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usage >&2
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exit 2
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;;
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esac
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done
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if [ "$(id -u)" -ne 0 ]; then
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printf 'Run this installer as root.\n' >&2
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exit 1
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fi
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if [ ! -x "$BINARY" ]; then
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if command -v go >/dev/null 2>&1; then
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make -C "$ROOT_DIR" build
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else
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printf 'Worker binary not found at %s and Go is unavailable.\n' "$BINARY" >&2
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exit 1
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fi
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fi
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if ! command -v chromium >/dev/null 2>&1; then
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if command -v apt-get >/dev/null 2>&1; then
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apt-get update
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DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends ca-certificates chromium libcap2-bin tzdata
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else
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printf 'Warning: Chromium is not installed; browser-backed HTTP checks will fail.\n' >&2
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fi
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fi
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if ! getent group rsmon-worker >/dev/null; then
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groupadd --system rsmon-worker
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fi
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if ! id rsmon-worker >/dev/null 2>&1; then
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useradd --system --gid rsmon-worker --home-dir /var/lib/rsmon-worker --create-home --shell /usr/sbin/nologin rsmon-worker
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fi
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install -d -m 0755 /etc/rsmon-worker
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install -d -o rsmon-worker -g rsmon-worker -m 0750 /var/lib/rsmon-worker /var/lib/rsmon-worker/webapp /var/lib/rsmon-worker/cluster
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install -m 0755 "$BINARY" /usr/local/bin/rsmon-worker
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install -m 0644 "$ROOT_DIR/packaging/systemd/rsmon-worker.service" /etc/systemd/system/rsmon-worker.service
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if [ -n "$ENV_FILE" ]; then
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install -m 0600 "$ENV_FILE" /etc/rsmon-worker/worker.env
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elif [ ! -f /etc/rsmon-worker/worker.env ]; then
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install -m 0600 "$ROOT_DIR/packaging/systemd/worker.env.example" /etc/rsmon-worker/worker.env
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START_SERVICE=0
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printf 'Installed /etc/rsmon-worker/worker.env; configure it before starting the service.\n'
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fi
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if command -v setcap >/dev/null 2>&1; then
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setcap cap_net_raw=+ep /usr/local/bin/rsmon-worker || true
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fi
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systemctl daemon-reload
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systemctl enable rsmon-worker.service
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if [ "$START_SERVICE" -eq 1 ]; then
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systemctl restart rsmon-worker.service
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systemctl --no-pager --full status rsmon-worker.service
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else
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printf 'Start after configuration with: systemctl start rsmon-worker\n'
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fi
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