Initial Watermaps import

2026-07-24 11:29:24 +02:00
commit 57f7b4dedb
129 changed files with 43136 additions and 0 deletions
@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+OUT_DIR="${WATERMAPS_GEOFABRIK_DIR:-${SEA_COMPASS_GEOFABRIK_DIR:-data/geofabrik}}"
+GERMANY_BASE_URL="${WATERMAPS_GEOFABRIK_GERMANY_BASE_URL:-${SEA_COMPASS_GEOFABRIK_GERMANY_BASE_URL:-https://download.geofabrik.de/europe/germany}}"
+EUROPE_BASE_URL="${WATERMAPS_GEOFABRIK_EUROPE_BASE_URL:-${SEA_COMPASS_GEOFABRIK_EUROPE_BASE_URL:-https://download.geofabrik.de/europe}}"
+
+DEFAULT_REGIONS=(
+  germany
+  netherlands
+)
+
+regions=("$@")
+if [[ "${#regions[@]}" -eq 0 ]]; then
+  regions=("${DEFAULT_REGIONS[@]}")
+fi
+
+mkdir -p "$OUT_DIR"
+
+for region in "${regions[@]}"; do
+  file_name="${region}-latest.osm.pbf"
+  case "$region" in
+    germany|netherlands)
+      url="${EUROPE_BASE_URL}/${file_name}"
+      ;;
+    *)
+      url="${GERMANY_BASE_URL}/${file_name}"
+      ;;
+  esac
+  target="${OUT_DIR}/${file_name}"
+  checksum_target="${target}.md5"
+
+  echo "Downloading $url.md5"
+  curl --fail --location --retry 5 --retry-delay 5 --output "$checksum_target" "${url}.md5"
+
+  expected_checksum="$(awk 'NR == 1 { print $1 }' "$checksum_target")"
+  if [[ -f "$target" ]] && [[ "$(md5sum "$target" | awk '{ print $1 }')" == "$expected_checksum" ]]; then
+    echo "$(basename "$target"): already current"
+    continue
+  fi
+
+  echo "Downloading $url"
+  curl --fail --location --continue-at - --retry 5 --retry-delay 5 --output "$target" "$url"
+
+  actual_checksum="$(md5sum "$target" | awk '{ print $1 }')"
+  if [[ -z "$expected_checksum" || "$actual_checksum" != "$expected_checksum" ]]; then
+    echo "Checksum verification failed for $target" >&2
+    exit 1
+  fi
+  echo "$(basename "$target"): OK"
+done