Add ATVM systemd runner service

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

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+usage() {
+  cat <<'EOF'
+Usage:
+  run-atvm-runner.sh <build-name>
+
+This script is intended to be launched by systemd for one ATVM run.
+It expects environment variables from the runner unit/environment files:
+  ATVM_RUNNER_COMMAND
+  ATVM_RUNNER_WORKDIR
+  ATVM_RUNNER_LOG
+EOF
+}
+
+BUILD_NAME="${1:-}"
+if [[ -z "$BUILD_NAME" ]]; then
+  echo "build name is required" >&2
+  usage >&2
+  exit 1
+fi
+
+RUNNER_COMMAND="${ATVM_RUNNER_COMMAND:-}"
+RUNNER_WORKDIR="${ATVM_RUNNER_WORKDIR:-/root/cdc-e2e-cyp-12.17.4}"
+RUNNER_LOG="${ATVM_RUNNER_LOG:-/tmp/${BUILD_NAME}.log}"
+
+if [[ -z "$RUNNER_COMMAND" ]]; then
+  echo "ATVM_RUNNER_COMMAND is required" >&2
+  exit 1
+fi
+
+mkdir -p "$(dirname "$RUNNER_LOG")"
+: > "$RUNNER_LOG"
+
+cd "$RUNNER_WORKDIR"
+exec bash -lc "$RUNNER_COMMAND" >>"$RUNNER_LOG" 2>&1