128 lines
3.4 KiB
Bash
128 lines
3.4 KiB
Bash
#!/usr/bin/env bash
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set -Eeuo pipefail
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PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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ENDPOINT="${1:-${AGRARIAN_TILE_SERVER_URL:-http://192.168.5.14:18080}}"
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ENDPOINT="${ENDPOINT%/}"
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CACHE_ROOT="${AGRARIAN_TILE_CLIENT_CACHE:-/tmp/agrarian-tile-client-cache-${USER:-user}}"
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URL_LIST="${CACHE_ROOT}/download-list.txt"
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REDOWNLOAD_REL=""
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log() {
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printf '[agrarian-tile-client] %s\n' "$*"
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}
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download_path() {
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local rel="$1"
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local target="${CACHE_ROOT}/${rel#./}"
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mkdir -p "$(dirname "$target")"
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curl -fsS "${ENDPOINT}/${rel#./}" -o "$target"
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}
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rm -rf "${CACHE_ROOT}"
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mkdir -p "${CACHE_ROOT}"
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log "Endpoint: ${ENDPOINT}"
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download_path "manifest.json"
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python3 - "${CACHE_ROOT}/manifest.json" "${URL_LIST}" <<'PY'
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import json
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import sys
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from pathlib import Path
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manifest_path = Path(sys.argv[1])
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url_list_path = Path(sys.argv[2])
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manifest = json.loads(manifest_path.read_text(encoding="utf-8"))
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if manifest.get("service") != "agrarian-tile-delivery":
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raise SystemExit("unexpected service in manifest")
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packages = manifest.get("tile_packages") or []
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if len(packages) != 1:
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raise SystemExit(f"expected exactly one tile package, found {len(packages)}")
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package = packages[0]
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base_url = package["base_url"].strip("/")
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terrain = package.get("terrain") or {}
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if "heightmap_r16" not in terrain:
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raise SystemExit("manifest is missing terrain.heightmap_r16")
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paths = [
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"manifest.json",
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manifest["tiles_registry"].strip("/"),
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"SHA256SUMS",
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]
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paths.extend(f"{base_url}/{value}" for value in terrain.values())
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url_list_path.write_text("\n".join(paths) + "\n", encoding="utf-8")
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print(f"{base_url}/{terrain['heightmap_r16']}")
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PY
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while IFS= read -r rel; do
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[[ -n "$rel" ]] || continue
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log "Downloading ${rel}"
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download_path "$rel"
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done < "${URL_LIST}"
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while read -r _checksum rel; do
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[[ -n "${rel:-}" ]] || continue
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rel="${rel#./}"
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if [[ ! -f "${CACHE_ROOT}/${rel}" ]]; then
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log "Downloading checksum-listed file ${rel}"
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download_path "$rel"
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fi
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done < "${CACHE_ROOT}/SHA256SUMS"
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(
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cd "${CACHE_ROOT}"
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sha256sum -c SHA256SUMS >/dev/null
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)
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python3 - "${CACHE_ROOT}/manifest.json" "${CACHE_ROOT}/ground_zero_tiles.json" <<'PY'
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import json
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import sys
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from pathlib import Path
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manifest = json.loads(Path(sys.argv[1]).read_text(encoding="utf-8"))
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registry = json.loads(Path(sys.argv[2]).read_text(encoding="utf-8"))
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default_tile = manifest["default_tile_id"]
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tiles = registry.get("tiles") or []
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matches = [tile for tile in tiles if tile.get("tile_id") == default_tile]
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if not matches:
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raise SystemExit(f"default tile not found in registry: {default_tile}")
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neighbors = matches[0].get("neighbors") or {}
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if not neighbors:
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raise SystemExit("default tile has no neighbor metadata")
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print(f"registry_tile={default_tile}")
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print(f"neighbor_count={len(neighbors)}")
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PY
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REDOWNLOAD_REL="$(head -1 "${URL_LIST}")"
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REDOWNLOAD_REL="$(python3 - "${CACHE_ROOT}/manifest.json" <<'PY'
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import json
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import sys
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from pathlib import Path
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manifest = json.loads(Path(sys.argv[1]).read_text(encoding="utf-8"))
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package = manifest["tile_packages"][0]
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base_url = package["base_url"].strip("/")
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print(f"{base_url}/{package['terrain']['heightmap_r16']}")
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PY
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)"
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rm -f "${CACHE_ROOT}/${REDOWNLOAD_REL}"
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log "Redownloading ${REDOWNLOAD_REL}"
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download_path "${REDOWNLOAD_REL}"
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(
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cd "${CACHE_ROOT}"
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sha256sum -c SHA256SUMS >/dev/null
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)
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log "Tile lookup, download, cache checksum, and redownload verification passed."
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log "Cache: ${CACHE_ROOT}"
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