Add ATVM systemd runner service

atvm/watcher-service/start-atvm-runner.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+usage() {
+  cat <<'EOF'
+Usage:
+  start-atvm-runner.sh --build-name <name> --runner-command <text> [options]
+
+Options:
+  --build-name <name>
+  --runner-command <text>
+  --workdir <path>      Default: /root/cdc-e2e-cyp-12.17.4
+  --log-path <path>     Default: /tmp/<build-name>.log
+  --state-root <path>   Default: /var/lib/atvm-run-watcher
+EOF
+}
+
+BUILD_NAME=""
+RUNNER_COMMAND=""
+RUNNER_WORKDIR="/root/cdc-e2e-cyp-12.17.4"
+RUNNER_LOG=""
+STATE_ROOT="/var/lib/atvm-run-watcher"
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --build-name) BUILD_NAME="${2:-}"; shift 2 ;;
+    --runner-command) RUNNER_COMMAND="${2:-}"; shift 2 ;;
+    --workdir) RUNNER_WORKDIR="${2:-}"; shift 2 ;;
+    --log-path) RUNNER_LOG="${2:-}"; shift 2 ;;
+    --state-root) STATE_ROOT="${2:-}"; shift 2 ;;
+    -h|--help) usage; exit 0 ;;
+    *) echo "Unknown argument: $1" >&2; usage >&2; exit 1 ;;
+  esac
+done
+
+if [[ -z "$BUILD_NAME" ]]; then
+  echo "--build-name is required" >&2
+  usage >&2
+  exit 1
+fi
+
+if [[ -z "$RUNNER_COMMAND" ]]; then
+  echo "--runner-command is required" >&2
+  usage >&2
+  exit 1
+fi
+
+if [[ -z "$RUNNER_LOG" ]]; then
+  RUNNER_LOG="/tmp/${BUILD_NAME}.log"
+fi
+
+RUN_DIR="${STATE_ROOT}/${BUILD_NAME}"
+mkdir -p "$RUN_DIR"
+
+cat >"${RUN_DIR}/run.env" <<EOF
+ATVM_RUNNER_COMMAND=${RUNNER_COMMAND@Q}
+ATVM_RUNNER_WORKDIR=${RUNNER_WORKDIR@Q}
+ATVM_RUNNER_LOG=${RUNNER_LOG@Q}
+EOF
+
+systemctl stop "atvm-runner@${BUILD_NAME}.service" >/dev/null 2>&1 || true
+systemctl start "atvm-runner@${BUILD_NAME}.service"
+systemctl status --no-pager "atvm-runner@${BUILD_NAME}.service" || true