chore: add current provisioning state before migration

taskservs/polkadot/solochain/default/prepare

@@ -0,0 +1,146 @@
+#!/bin/bash
+# Info: Polkadot Solochain preparation script
+# Author: Provisioning System
+# Release: 1.0
+
+echo "Preparing Polkadot Solochain installation..."
+
+# Load environment variables
+[ -r "env-polkadot-solochain" ] && . ./env-polkadot-solochain
+
+# Check if required tools are available
+command -v curl >/dev/null 2>&1 || { echo "curl is required but not installed." >&2; exit 1; }
+command -v git >/dev/null 2>&1 || { echo "git is required but not installed." >&2; exit 1; }
+command -v systemctl >/dev/null 2>&1 || { echo "systemctl is required but not installed." >&2; exit 1; }
+
+# Check if Rust is available or if we need to install it
+if ! command -v rustc >/dev/null 2>&1; then
+    echo "Rust not found - will be installed during setup"
+else
+    RUST_VERSION=$(rustc --version | awk '{print $2}')
+    echo "Found Rust version: $RUST_VERSION"
+fi
+
+# Check for essential build tools
+if ! command -v gcc >/dev/null 2>&1 && ! command -v clang >/dev/null 2>&1; then
+    echo "No C compiler found. GCC or Clang is required for building."
+fi
+
+# Validate configuration
+if [ -z "$POLKADOT_VERSION" ]; then
+    echo "POLKADOT_VERSION must be set" >&2
+    exit 1
+fi
+
+# Check available disk space (Polkadot build requires significant space)
+AVAILABLE_SPACE=$(df /opt 2>/dev/null | awk 'NR==2 {print $4}' || echo "0")
+REQUIRED_SPACE=5000000  # 5GB in KB
+if [ "$AVAILABLE_SPACE" -ne "0" ] && [ "$AVAILABLE_SPACE" -lt "$REQUIRED_SPACE" ]; then
+    echo "Warning: Low disk space. Polkadot build requires at least 5GB free space."
+    echo "Available: $(($AVAILABLE_SPACE / 1024))MB, Required: $(($REQUIRED_SPACE / 1024))MB"
+fi
+
+# Check available memory (Rust compilation is memory intensive)
+if command -v free >/dev/null 2>&1; then
+    FREE_MEMORY=$(free -m | awk '/^Mem:/{print $7}')
+    if [ "$FREE_MEMORY" -lt 2048 ]; then
+        echo "Warning: Less than 2GB of free memory. Polkadot compilation may be slow or fail."
+        echo "Consider adding swap space or using a machine with more RAM."
+    fi
+fi
+
+# Check port availability
+RPC_PORT=${POLKADOT_RPC_PORT:-9944}
+WS_PORT=${POLKADOT_WS_PORT:-9944}
+HTTP_PORT=${POLKADOT_HTTP_PORT:-9933}
+P2P_PORT=30333
+
+for port in $RPC_PORT $WS_PORT $HTTP_PORT $P2P_PORT; do
+    if command -v netstat >/dev/null 2>&1; then
+        if netstat -tuln | grep -q ":$port "; then
+            echo "Warning: Port $port appears to be in use"
+        fi
+    elif command -v ss >/dev/null 2>&1; then
+        if ss -tuln | grep -q ":$port "; then
+            echo "Warning: Port $port appears to be in use"
+        fi
+    fi
+done
+
+# Validate network configuration
+if [ -n "$POLKADOT_PUBLIC_ADDR" ]; then
+    echo "Public address configured: $POLKADOT_PUBLIC_ADDR"
+fi
+
+if [ -n "$POLKADOT_BOOTNODES" ]; then
+    echo "Bootnodes configured: $POLKADOT_BOOTNODES"
+fi
+
+# Validate runtime configuration
+if [ "${POLKADOT_PVM_ENABLED:-true}" = "true" ]; then
+    echo "PVM (Polkadot Virtual Machine) support enabled"
+fi
+
+case "${POLKADOT_WASM_EXECUTION:-compiled}" in
+    "compiled"|"interpreted")
+        echo "WASM execution mode: ${POLKADOT_WASM_EXECUTION}"
+        ;;
+    *)
+        echo "Invalid WASM execution mode: ${POLKADOT_WASM_EXECUTION}" >&2
+        exit 1
+        ;;
+esac
+
+# Validate consensus configuration
+case "${POLKADOT_CONSENSUS_ALGORITHM:-aura}" in
+    "aura"|"babe")
+        echo "Consensus algorithm: ${POLKADOT_CONSENSUS_ALGORITHM}"
+        ;;
+    *)
+        echo "Invalid consensus algorithm: ${POLKADOT_CONSENSUS_ALGORITHM}" >&2
+        exit 1
+        ;;
+esac
+
+# Check development mode settings
+if [ "${POLKADOT_DEV_MODE:-false}" = "true" ]; then
+    echo "Development mode enabled - Alice validator keys will be configured"
+fi
+
+# Validate validator configuration
+if [ "${POLKADOT_VALIDATOR_ENABLED:-false}" = "true" ]; then
+    echo "Validator mode enabled"
+    if [ -z "$POLKADOT_SESSION_KEYS" ] && [ "${POLKADOT_DEV_MODE:-false}" != "true" ]; then
+        echo "Warning: Validator enabled but no session keys configured"
+    fi
+fi
+
+# Check telemetry configuration
+if [ "${POLKADOT_TELEMETRY_ENABLED:-false}" = "true" ]; then
+    if [ -z "$POLKADOT_TELEMETRY_URL" ]; then
+        echo "Warning: Telemetry enabled but no URL configured"
+    else
+        echo "Telemetry enabled: $POLKADOT_TELEMETRY_URL"
+    fi
+fi
+
+# Validate pruning configuration
+case "${POLKADOT_PRUNING:-256}" in
+    "archive"|[0-9]*)
+        echo "Pruning configuration: ${POLKADOT_PRUNING}"
+        ;;
+    *)
+        echo "Invalid pruning configuration: ${POLKADOT_PRUNING}" >&2
+        exit 1
+        ;;
+esac
+
+echo "Preparation completed successfully."
+echo ""
+echo "Build information:"
+echo "- This installation will clone and build the Polkadot solochain template"
+echo "- Build time: 20-30 minutes on modern hardware"
+echo "- PVM support: ${POLKADOT_PVM_ENABLED:-true}"
+echo "- Consensus: ${POLKADOT_CONSENSUS_ALGORITHM:-aura} + ${POLKADOT_FINALITY:-grandpa}"
+echo "- RPC ports: ${RPC_PORT} (WS), ${HTTP_PORT} (HTTP)"
+echo "- Data path: ${POLKADOT_BASE_PATH:-/var/lib/polkadot/data}"