71 lines
1.8 KiB
Bash
Executable File
71 lines
1.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# CASAN Level 5 fallback runner.
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# Usage:
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# model-fallback.sh <output-file> --primary '<cmd>' --fallback '<cmd>'
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OUTPUT_FILE="${1:-}"
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shift || true
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PRIMARY_CMD=""
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FALLBACK_CMD=""
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while [[ "$#" -gt 0 ]]; do
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case "$1" in
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--primary)
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PRIMARY_CMD="${2:-}"
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shift 2
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;;
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--fallback)
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FALLBACK_CMD="${2:-}"
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shift 2
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;;
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*)
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echo "Unknown argument: $1" >&2
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exit 64
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;;
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esac
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done
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if [[ -z "$OUTPUT_FILE" || -z "$PRIMARY_CMD" || -z "$FALLBACK_CMD" ]]; then
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echo "Usage: model-fallback.sh <output-file> --primary '<cmd>' --fallback '<cmd>'" >&2
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exit 64
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fi
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/../../.." && pwd)"
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LOG_DIR="$PROJECT_ROOT/.specify/logs/level5"
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mkdir -p "$LOG_DIR" "$(dirname "$OUTPUT_FILE")"
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FALLBACK_LOG="$LOG_DIR/fallback.jsonl"
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TRACE_ID="$(uuidgen 2>/dev/null | tr '[:upper:]' '[:lower:]' || printf 'fallback-%s-%s' "$(date +%s)" "$$")"
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TIMESTAMP="$(date -u +"%Y-%m-%dT%H:%M:%SZ")"
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TMP_PRIMARY="$(mktemp)"
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TMP_FALLBACK="$(mktemp)"
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set +e
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bash -c "$PRIMARY_CMD" > "$TMP_PRIMARY" 2>&1
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PRIMARY_RC=$?
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set -e
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ROUTE="primary"
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FINAL_RC="$PRIMARY_RC"
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if [[ "$PRIMARY_RC" -eq 0 && -s "$TMP_PRIMARY" ]]; then
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cp "$TMP_PRIMARY" "$OUTPUT_FILE"
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else
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ROUTE="fallback"
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set +e
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bash -c "$FALLBACK_CMD" > "$TMP_FALLBACK" 2>&1
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FALLBACK_RC=$?
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set -e
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FINAL_RC="$FALLBACK_RC"
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cp "$TMP_FALLBACK" "$OUTPUT_FILE"
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fi
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printf '{"timestamp":"%s","trace_id":"%s","harness":"L5-model-fallback","primary_exit":%s,"route":"%s","final_exit":%s,"output":"%s"}\n' \
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"$TIMESTAMP" "$TRACE_ID" "$PRIMARY_RC" "$ROUTE" "$FINAL_RC" "$OUTPUT_FILE" >> "$FALLBACK_LOG"
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echo "FALLBACK_ROUTE route=$ROUTE primary_exit=$PRIMARY_RC final_exit=$FINAL_RC output=$OUTPUT_FILE"
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exit "$FINAL_RC"
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