scripts: create_dir_structure.sh: add

Signed-off-by: Danil Klimuk <daniil.klimuk@3mdeb.com>

.gitignore

@@ -0,0 +1,2 @@
+# The directory created by the scripts/create_dir_structure.sh script:
+test-server

scripts/create_dir_structure.sh

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+#!/bin/bash
+
+set -euo pipefail
+
+print_usage(){
+    echo "Usage: $(basename "${BASH_SOURCE[0]}") <path-to-dts-configs>
+
+Parses <dts-configs>/configs/*.json, extracts every value whose key
+contains _path_ or _link_ (or is exactly platform_sign_key), strips
+the last path element (which is a file), and creates the resulting
+directory tree under local-server directory. Then starts an HTTP
+server on port 8080."
+}
+
+if [[ $# -ne 1 || "$1" == "-h" || "$1" == "--help" ]]; then
+    print_usage
+    exit 0
+fi
+
+CONFIGS_DIR="$(realpath "${1}")/configs"
+OUTPUT_BASE="./test-server"
+
+# ── dependency check ──────────────────────────────────────────────────────────
+for cmd in jq python3; do
+    if ! command -v "${cmd}" &>/dev/null; then
+        echo "Error: '${cmd}' is required but not installed." >&2
+        exit 1
+    fi
+done
+
+if [[ ! -d "${CONFIGS_DIR}" ]]; then
+    echo "Error: configs directory not found: ${CONFIGS_DIR}" >&2
+    print_usage
+    exit 1
+fi
+
+# ── jq filter ────────────────────────────────────────────────────────────────
+# Recurse into every object, pick values whose key:
+#   • contains "_path_" or "_link_", OR
+#   • is exactly "platform_sign_key"
+JQ_FILTER='
+  .. | objects | to_entries[] |
+  select(.key | (test("_path_|_link_") or . == "platform_sign_key")) |
+  .value | strings
+'
+
+# ── process each config file ──────────────────────────────────────────────────
+echo "Scanning : ${CONFIGS_DIR}"
+echo "Output   : ${OUTPUT_BASE}"
+echo
+
+for json_file in "${CONFIGS_DIR}"/*.json; do
+    config_name="$(basename "${json_file}" .json)"
+
+    echo "── ${config_name}.json"
+
+    while IFS= read -r raw_value; do
+        [[ -z "${raw_value}" ]] && continue
+
+        # platform_sign_key may hold space-separated paths — split on whitespace
+        for single_path in ${raw_value}; do
+            single_path="${single_path%/}"          # strip any trailing slash
+            dir_part="$(dirname "${single_path}")"  # last element is a file
+
+            # dirname returns "." for a bare filename with no directory part
+            [[ "${dir_part}" == "." ]] && continue
+
+            target="${OUTPUT_BASE}/${dir_part}"
+            if [[ ! -d "${target}" ]]; then
+                echo "   mkdir  ${dir_part}"
+                mkdir -p "${target}"
+            fi
+        done
+    done < <(jq -r "${JQ_FILTER}" "${json_file}" | sort -u)
+done
+
+echo
+echo "Directory structure complete."
+echo
+echo "Starting Python HTTP server on port 8080 (serving ${OUTPUT_BASE}) ..."
+echo "Press Ctrl-C to stop."
+echo
+
+cd "${OUTPUT_BASE}"
+exec python3 -m http.server 8080