Add GitHub update executor

scripts/apply_github_update.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+set -u
+
+SOURCE_DIR="${VIRTUALITY_SOURCE_DIR:-/opt/virtuality/source}"
+STATE_DIR="/var/lib/virtuality/update"
+STATE_FILE="${STATE_DIR}/state.json"
+LOG_FILE="/var/log/virtuality/update.log"
+REMOTE="${VIRTUALITY_UPDATE_REMOTE:-origin}"
+BRANCH="${VIRTUALITY_UPDATE_BRANCH:-main}"
+
+mkdir -p "$STATE_DIR" "$(dirname "$LOG_FILE")"
+
+now() { date '+%Y-%m-%d %H:%M:%S'; }
+json_escape() { python3 -c 'import json,sys; print(json.dumps(sys.stdin.read())[1:-1])'; }
+write_state() {
+  local status="$1"
+  local message="$2"
+  local escaped
+  escaped="$(printf '%s' "$message" | json_escape)"
+  cat > "$STATE_FILE" <<JSON
+{
+  "status": "$status",
+  "message": "$escaped",
+  "started_at": "${STARTED_AT:-$(now)}",
+  "updated_at": "$(now)",
+  "finished_at": "$([ "$status" = running ] && echo "" || now)"
+}
+JSON
+}
+log() { echo "[$(now)] $*" | tee -a "$LOG_FILE"; }
+run_step() {
+  log "RUN: $*"
+  "$@" >> "$LOG_FILE" 2>&1
+  local code=$?
+  if [ $code -ne 0 ]; then
+    log "ERROR: command failed with exit code $code: $*"
+    write_state "error" "Команда завершилась с ошибкой: $*"
+    exit $code
+  fi
+}
+
+STARTED_AT="$(now)"
+write_state "running" "Обновление запущено"
+log "============================================================"
+log "Virtuality GitHub update started"
+log "source: $SOURCE_DIR"
+log "remote: $REMOTE"
+log "branch: $BRANCH"
+
+if [ ! -d "$SOURCE_DIR/.git" ]; then
+  log "ERROR: git repository not found: $SOURCE_DIR"
+  write_state "error" "Не найден git-репозиторий: $SOURCE_DIR"
+  exit 1
+fi
+
+cd "$SOURCE_DIR" || exit 1
+
+BEFORE_COMMIT="$(git rev-parse HEAD 2>/dev/null || true)"
+BEFORE_VERSION="$(cat VERSION 2>/dev/null || echo unknown)"
+log "before commit: $BEFORE_COMMIT"
+log "before version: $BEFORE_VERSION"
+
+write_state "running" "Получаем изменения из GitHub"
+run_step git fetch "$REMOTE" "$BRANCH"
+
+write_state "running" "Применяем git pull"
+run_step git pull --ff-only "$REMOTE" "$BRANCH"
+
+AFTER_COMMIT="$(git rev-parse HEAD 2>/dev/null || true)"
+AFTER_VERSION="$(cat VERSION 2>/dev/null || echo unknown)"
+log "after commit: $AFTER_COMMIT"
+log "after version: $AFTER_VERSION"
+
+write_state "running" "Запускаем установщик web-панели"
+run_step bash scripts/install_web_panel.sh
+
+write_state "running" "Перезапускаем virtuality-web"
+run_step systemctl restart virtuality-web
+
+log "Virtuality GitHub update finished successfully"
+write_state "success" "Обновление завершено: ${BEFORE_VERSION} → ${AFTER_VERSION}"
+exit 0