Add backup/restore scripts and update web/admin UI
This commit is contained in:
ske087
Executable
+296
@@ -0,0 +1,296 @@
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#!/bin/bash
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# =============================================================================
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# Server Monitorizare v2 - Backup System
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# =============================================================================
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# Backs up:
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# - SQLite database (safe online backup via sqlite3 .backup)
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# - Ansible inventory, playbooks, ansible.cfg, ssh_keys
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# - WMT releases and ansible_settings.json
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# - JSON export of critical device/config data (human-readable, portable)
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#
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# Usage:
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# ./scripts/backup_system.sh # run backup now
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# ./scripts/backup_system.sh install-cron # install daily cron job
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# ./scripts/backup_system.sh list # list existing backups
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# ./scripts/backup_system.sh verify <file> # verify a backup archive
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# =============================================================================
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set -euo pipefail
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# ---------------------------------------------------------------------------
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# Configuration
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# ---------------------------------------------------------------------------
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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APP_DIR="$(dirname "$SCRIPT_DIR")"
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BACKUP_DIR="$APP_DIR/data/backups"
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DB_PATH="$APP_DIR/data/enhanced_monitoring.db"
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LOG_FILE="$APP_DIR/logs/backup.log"
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KEEP_DAILY=7 # keep last 7 daily backups
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KEEP_WEEKLY=4 # keep last 4 weekly backups (Sunday)
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TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
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DAY_OF_WEEK=$(date +%u) # 1=Monday … 7=Sunday
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BACKUP_NAME="smv2_backup_${TIMESTAMP}"
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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log() {
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local level="$1"; shift
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local msg="$*"
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local ts; ts=$(date '+%Y-%m-%d %H:%M:%S')
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echo "[$ts] [$level] $msg" | tee -a "$LOG_FILE"
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}
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require_cmd() {
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command -v "$1" &>/dev/null || { log ERROR "Required command not found: $1"; exit 1; }
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}
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usage() {
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echo "Usage: $0 [backup|install-cron|list|verify <file>]"
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echo " (no argument) Run a full backup now"
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echo " install-cron Install daily cron job at 02:00"
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echo " list List existing backups with sizes"
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echo " verify <file> Verify integrity of a backup archive"
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exit 0
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}
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# ---------------------------------------------------------------------------
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# Subcommand: list
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# ---------------------------------------------------------------------------
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do_list() {
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echo "=== Existing backups in $BACKUP_DIR ==="
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if ls "$BACKUP_DIR"/*.tar.gz &>/dev/null; then
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ls -lh "$BACKUP_DIR"/*.tar.gz | awk '{print $5, $9}'
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else
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echo " (no .tar.gz backups found)"
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fi
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echo ""
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if ls "$BACKUP_DIR"/*.bak &>/dev/null; then
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echo "=== Legacy .bak files ==="
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ls -lh "$BACKUP_DIR"/*.bak | awk '{print $5, $9}'
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fi
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}
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# ---------------------------------------------------------------------------
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# Subcommand: verify
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# ---------------------------------------------------------------------------
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do_verify() {
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local archive="$1"
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[[ -f "$archive" ]] || { echo "File not found: $archive"; exit 1; }
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echo "Verifying: $archive"
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tar -tzf "$archive" | head -30
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echo "..."
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echo "OK: archive appears intact ($(tar -tzf "$archive" | wc -l) entries)"
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}
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# ---------------------------------------------------------------------------
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# Subcommand: install-cron
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# ---------------------------------------------------------------------------
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do_install_cron() {
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local cron_line="0 2 * * * cd $APP_DIR && bash $SCRIPT_DIR/backup_system.sh >> $APP_DIR/logs/backup_cron.log 2>&1"
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# Check if already installed
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if crontab -l 2>/dev/null | grep -qF "backup_system.sh"; then
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echo "Cron job already installed:"
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crontab -l | grep "backup_system.sh"
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return
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fi
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# Append to crontab
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(crontab -l 2>/dev/null; echo "$cron_line") | crontab -
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echo "Cron job installed: daily at 02:00"
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echo " $cron_line"
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echo ""
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echo "To remove it later: crontab -e (and delete the backup_system.sh line)"
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}
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# ---------------------------------------------------------------------------
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# Rotate old backups
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# ---------------------------------------------------------------------------
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rotate_backups() {
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log INFO "Rotating old backups (keep daily=$KEEP_DAILY, weekly=$KEEP_WEEKLY)..."
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# Weekly backups: files tagged with "_weekly_" — rotate keeping last N
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local weekly_count
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weekly_count=$(find "$BACKUP_DIR" -maxdepth 1 -name 'smv2_backup_*_weekly_*.tar.gz' | wc -l)
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if (( weekly_count > KEEP_WEEKLY )); then
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find "$BACKUP_DIR" -maxdepth 1 -name 'smv2_backup_*_weekly_*.tar.gz' \
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| sort -r | tail -n +"$((KEEP_WEEKLY + 1))" \
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| xargs -r rm -v --
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log INFO "Removed old weekly backups (kept $KEEP_WEEKLY)"
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fi
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# Daily backups: all other tar.gz files (not tagged _weekly_)
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local daily_count
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daily_count=$(find "$BACKUP_DIR" -maxdepth 1 -name 'smv2_backup_*.tar.gz' \
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| grep -v '_weekly_' | wc -l)
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if (( daily_count > KEEP_DAILY )); then
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find "$BACKUP_DIR" -maxdepth 1 -name 'smv2_backup_*.tar.gz' \
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| grep -v '_weekly_' | sort -r \
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| tail -n +"$((KEEP_DAILY + 1))" \
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| xargs -r rm -v --
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log INFO "Removed old daily backups (kept $KEEP_DAILY)"
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fi
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}
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# ---------------------------------------------------------------------------
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# Export critical tables to JSON (portable, readable by restore script)
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# ---------------------------------------------------------------------------
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export_json() {
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local export_dir="$1"
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log INFO "Exporting critical tables to JSON..."
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python3 - "$DB_PATH" "$export_dir" <<'PYEOF'
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import sys, sqlite3, json, os
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db_path = sys.argv[1]
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out_dir = sys.argv[2]
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os.makedirs(out_dir, exist_ok=True)
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conn = sqlite3.connect(db_path)
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conn.row_factory = sqlite3.Row
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# Tables that are essential for migration (config + operational data)
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# Log/stats tables are excluded — they can be huge and are not needed on new server
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CRITICAL_TABLES = [
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'devices',
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'inventory_groups',
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'device_inventory_groups',
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'wmt_global_config',
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'wmt_update_requests',
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'message_templates',
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]
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for table in CRITICAL_TABLES:
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try:
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rows = conn.execute(f"SELECT * FROM {table}").fetchall()
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data = [dict(r) for r in rows]
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with open(os.path.join(out_dir, f"{table}.json"), 'w') as f:
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json.dump(data, f, indent=2, default=str)
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print(f" Exported {table}: {len(data)} rows")
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except Exception as e:
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print(f" WARNING: could not export {table}: {e}")
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conn.close()
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PYEOF
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}
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# ---------------------------------------------------------------------------
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# Main backup routine
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# ---------------------------------------------------------------------------
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do_backup() {
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require_cmd sqlite3
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require_cmd tar
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require_cmd python3
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mkdir -p "$BACKUP_DIR"
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mkdir -p "$(dirname "$LOG_FILE")"
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# Tag Sunday backups as weekly
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local tag=""
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if [[ "$DAY_OF_WEEK" == "7" ]]; then
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tag="_weekly"
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BACKUP_NAME="smv2_backup_${TIMESTAMP}${tag}"
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fi
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STAGE_DIR=$(mktemp -d)
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trap 'rm -rf "$STAGE_DIR"' EXIT
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log INFO "========================================================"
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log INFO "Starting backup: $BACKUP_NAME"
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log INFO "Stage dir: $STAGE_DIR"
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# ------------------------------------------------------------------
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# 1. Safe SQLite backup (uses SQLite's online backup API — safe while
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# the application is running, produces a consistent snapshot)
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# ------------------------------------------------------------------
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log INFO "Backing up SQLite database..."
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sqlite3 "$DB_PATH" ".backup '$STAGE_DIR/enhanced_monitoring.db'"
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log INFO "Database backed up ($(du -sh "$STAGE_DIR/enhanced_monitoring.db" | cut -f1))"
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# ------------------------------------------------------------------
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# 2. JSON export of critical tables
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# ------------------------------------------------------------------
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export_json "$STAGE_DIR/json_export"
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# ------------------------------------------------------------------
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# 3. Ansible directory (inventory, playbooks, cfg, ssh_keys)
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# ssh_keys are included because ansible.cfg references them and
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# are needed for the new server to operate.
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# Permissions on ssh_keys (600) are preserved by tar.
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# ------------------------------------------------------------------
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log INFO "Backing up Ansible configuration..."
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cp -a "$APP_DIR/ansible" "$STAGE_DIR/ansible"
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# ------------------------------------------------------------------
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# 4. ansible_settings.json (fallback SSH password, auth mode)
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# ------------------------------------------------------------------
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if [[ -f "$APP_DIR/data/ansible_settings.json" ]]; then
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cp "$APP_DIR/data/ansible_settings.json" "$STAGE_DIR/"
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log INFO "Backed up ansible_settings.json"
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fi
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# ------------------------------------------------------------------
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# 5. WMT releases (zip packages used by playbooks)
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# ------------------------------------------------------------------
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if [[ -d "$APP_DIR/data/wmt_releases" ]] && \
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[[ -n "$(ls "$APP_DIR/data/wmt_releases/" 2>/dev/null)" ]]; then
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cp -a "$APP_DIR/data/wmt_releases" "$STAGE_DIR/wmt_releases"
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log INFO "Backed up wmt_releases ($(du -sh "$STAGE_DIR/wmt_releases" | cut -f1))"
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fi
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# ------------------------------------------------------------------
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# 6. App config (excludes secrets already in ansible_settings.json)
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# ------------------------------------------------------------------
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cp -a "$APP_DIR/config" "$STAGE_DIR/config"
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# ------------------------------------------------------------------
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# 7. Create manifest
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# ------------------------------------------------------------------
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cat > "$STAGE_DIR/BACKUP_MANIFEST.txt" <<EOF
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Server Monitorizare v2 - Backup Manifest
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=========================================
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Backup name : $BACKUP_NAME
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Created at : $(date '+%Y-%m-%d %H:%M:%S %Z')
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Hostname : $(hostname)
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DB size : $(du -sh "$STAGE_DIR/enhanced_monitoring.db" | cut -f1)
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DB devices : $(sqlite3 "$STAGE_DIR/enhanced_monitoring.db" "SELECT COUNT(*) FROM devices;")
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DB inv groups : $(sqlite3 "$STAGE_DIR/enhanced_monitoring.db" "SELECT COUNT(*) FROM inventory_groups;")
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WMT configs : $(sqlite3 "$STAGE_DIR/enhanced_monitoring.db" "SELECT COUNT(*) FROM wmt_global_config;")
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Ansible hosts : $(grep -c 'ansible_host:' "$STAGE_DIR/ansible/inventory/dynamic_inventory.yaml" 2>/dev/null || echo 0)
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Included files:
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$(find "$STAGE_DIR" -type f | sed "s|$STAGE_DIR/||" | sort)
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EOF
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log INFO "Manifest written"
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# ------------------------------------------------------------------
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# 8. Compress everything into a single archive
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# ------------------------------------------------------------------
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local ARCHIVE="$BACKUP_DIR/${BACKUP_NAME}.tar.gz"
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log INFO "Compressing to $ARCHIVE ..."
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tar -czf "$ARCHIVE" -C "$STAGE_DIR" .
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local size; size=$(du -sh "$ARCHIVE" | cut -f1)
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log INFO "Archive created: $ARCHIVE ($size)"
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# ------------------------------------------------------------------
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# 9. Rotate old backups
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# ------------------------------------------------------------------
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rotate_backups
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log INFO "Backup complete: $ARCHIVE"
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log INFO "========================================================"
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echo ""
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echo "Backup complete: $ARCHIVE ($size)"
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}
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# ---------------------------------------------------------------------------
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# Dispatch
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# ---------------------------------------------------------------------------
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case "${1:-backup}" in
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backup) do_backup ;;
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install-cron) do_install_cron ;;
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list) do_list ;;
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verify) [[ -n "${2:-}" ]] || usage; do_verify "$2" ;;
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help|--help|-h) usage ;;
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*) usage ;;
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esac
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Executable
+257
@@ -0,0 +1,257 @@
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#!/bin/bash
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# =============================================================================
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# Server Monitorizare v2 - Migration Restore Script
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# =============================================================================
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# Restores a backup archive produced by backup_system.sh onto a new server.
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#
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# Usage:
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# ./scripts/restore_backup.sh <backup.tar.gz> [--db-only] [--ansible-only]
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#
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# What it does:
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# 1. Extracts the archive to a temp staging area
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# 2. Restores the SQLite database (with a safety backup of any existing DB)
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# 3. Restores Ansible inventory, playbooks, ssh_keys, ansible.cfg
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# 4. Restores WMT releases and ansible_settings.json
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# 5. Fixes SSH key permissions (must be 600 for Ansible)
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# 6. Prints post-restore checklist
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#
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# For a fresh server install, run this AFTER:
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# pip install -r requirements.txt
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# =============================================================================
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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APP_DIR="$(dirname "$SCRIPT_DIR")"
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TIMESTAMP=$(date +"%Y%m%d_%H%M%S")
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# ---------------------------------------------------------------------------
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# Helpers
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# ---------------------------------------------------------------------------
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log() { echo "[$(date '+%H:%M:%S')] $*"; }
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ok() { echo " [OK] $*"; }
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warn() { echo " [WARN] $*"; }
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err() { echo " [ERROR] $*" >&2; }
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usage() {
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echo "Usage: $0 <path/to/backup.tar.gz> [--db-only | --ansible-only]"
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echo ""
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echo "Options:"
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echo " --db-only Restore only the SQLite database"
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echo " --ansible-only Restore only Ansible files (inventory, playbooks, ssh_keys)"
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echo ""
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echo "Example:"
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echo " $0 data/backups/smv2_backup_20260708_020000.tar.gz"
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exit 1
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}
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# ---------------------------------------------------------------------------
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# Parse args
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# ---------------------------------------------------------------------------
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ARCHIVE="${1:-}"
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MODE="all" # all | db-only | ansible-only
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YES=0 # set to 1 by --yes to skip interactive confirmation
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[[ -n "$ARCHIVE" ]] || usage
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[[ -f "$ARCHIVE" ]] || { err "Archive not found: $ARCHIVE"; exit 1; }
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for arg in "${@:2}"; do
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case "$arg" in
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--db-only) MODE="db-only" ;;
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--ansible-only) MODE="ansible-only" ;;
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--yes|-y) YES=1 ;;
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*) err "Unknown option: $arg"; usage ;;
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esac
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done
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# ---------------------------------------------------------------------------
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# Extract archive
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# ---------------------------------------------------------------------------
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log "Extracting archive: $ARCHIVE"
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STAGE_DIR=$(mktemp -d)
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trap 'rm -rf "$STAGE_DIR"' EXIT
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tar -xzf "$ARCHIVE" -C "$STAGE_DIR"
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log "Extracted to staging: $STAGE_DIR"
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# Show manifest if present
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if [[ -f "$STAGE_DIR/BACKUP_MANIFEST.txt" ]]; then
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echo ""
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echo "=== Backup Manifest ==="
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cat "$STAGE_DIR/BACKUP_MANIFEST.txt"
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echo "========================"
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echo ""
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fi
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# ---------------------------------------------------------------------------
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# Confirm before proceeding
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# ---------------------------------------------------------------------------
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if [[ "$YES" == "1" ]]; then
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log "Non-interactive mode (--yes) — proceeding automatically."
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else
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read -r -p "Proceed with restore to $APP_DIR ? [y/N] " confirm
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[[ "${confirm,,}" == "y" ]] || { log "Aborted."; exit 0; }
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fi
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# ---------------------------------------------------------------------------
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# Restore: SQLite database
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# ---------------------------------------------------------------------------
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restore_db() {
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local src="$STAGE_DIR/enhanced_monitoring.db"
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local dst="$APP_DIR/data/enhanced_monitoring.db"
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if [[ ! -f "$src" ]]; then
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warn "No database file in archive — skipping DB restore"
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return
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fi
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mkdir -p "$APP_DIR/data"
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# Safety backup of any existing database
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if [[ -f "$dst" ]]; then
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local safety_bak="${dst}.pre_restore_${TIMESTAMP}.bak"
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cp "$dst" "$safety_bak"
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ok "Existing DB saved as safety backup: $(basename "$safety_bak")"
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fi
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cp "$src" "$dst"
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ok "Database restored: $dst ($(du -sh "$dst" | cut -f1))"
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# Quick sanity check
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local dev_count; dev_count=$(sqlite3 "$dst" "SELECT COUNT(*) FROM devices;" 2>/dev/null || echo "?")
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ok "Devices in restored DB: $dev_count"
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}
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# ---------------------------------------------------------------------------
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# Restore: Ansible files
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# ---------------------------------------------------------------------------
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restore_ansible() {
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local src="$STAGE_DIR/ansible"
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if [[ ! -d "$src" ]]; then
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warn "No ansible/ directory in archive — skipping"
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return
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fi
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# Backup existing ansible dir if present
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if [[ -d "$APP_DIR/ansible" ]]; then
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local bak="$APP_DIR/ansible.pre_restore_${TIMESTAMP}.bak"
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mv "$APP_DIR/ansible" "$bak"
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ok "Existing ansible/ moved to: $(basename "$bak")"
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fi
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cp -a "$src" "$APP_DIR/ansible"
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# Critical: SSH private key must be 600 or Ansible rejects it
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if [[ -f "$APP_DIR/ansible/ssh_keys/app_key" ]]; then
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chmod 600 "$APP_DIR/ansible/ssh_keys/app_key"
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ok "SSH private key permissions set to 600"
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fi
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ok "Ansible directory restored"
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ok "Playbooks: $(ls "$APP_DIR/ansible/playbooks/"*.yml 2>/dev/null | wc -l) files"
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ok "Inventory hosts: $(grep -c 'ansible_host:' "$APP_DIR/ansible/inventory/dynamic_inventory.yaml" 2>/dev/null || echo 0)"
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}
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# ---------------------------------------------------------------------------
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# Restore: WMT releases
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# ---------------------------------------------------------------------------
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restore_wmt_releases() {
|
||||
local src="$STAGE_DIR/wmt_releases"
|
||||
if [[ ! -d "$src" ]]; then return; fi
|
||||
|
||||
mkdir -p "$APP_DIR/data/wmt_releases"
|
||||
# Only copy files not already present (don't overwrite newer releases)
|
||||
for f in "$src"/*; do
|
||||
local fname; fname=$(basename "$f")
|
||||
if [[ ! -f "$APP_DIR/data/wmt_releases/$fname" ]]; then
|
||||
cp "$f" "$APP_DIR/data/wmt_releases/"
|
||||
ok "WMT release restored: $fname"
|
||||
else
|
||||
ok "WMT release already present (skipped): $fname"
|
||||
fi
|
||||
done
|
||||
}
|
||||
|
||||
# ---------------------------------------------------------------------------
|
||||
# Restore: ansible_settings.json
|
||||
# ---------------------------------------------------------------------------
|
||||
restore_settings() {
|
||||
local src="$STAGE_DIR/ansible_settings.json"
|
||||
if [[ ! -f "$src" ]]; then return; fi
|
||||
|
||||
local dst="$APP_DIR/data/ansible_settings.json"
|
||||
if [[ -f "$dst" ]]; then
|
||||
cp "$dst" "${dst}.pre_restore_${TIMESTAMP}.bak"
|
||||
fi
|
||||
cp "$src" "$dst"
|
||||
ok "ansible_settings.json restored"
|
||||
}
|
||||
|
||||
# ---------------------------------------------------------------------------
|
||||
# Restore: config/
|
||||
# ---------------------------------------------------------------------------
|
||||
restore_config() {
|
||||
local src="$STAGE_DIR/config"
|
||||
if [[ ! -d "$src" ]]; then return; fi
|
||||
|
||||
if [[ -d "$APP_DIR/config" ]]; then
|
||||
ok "config/ already present — skipping (manual merge may be needed)"
|
||||
warn "Backup config is in: $STAGE_DIR/config/ (not auto-applied)"
|
||||
return
|
||||
fi
|
||||
cp -a "$src" "$APP_DIR/config"
|
||||
ok "config/ restored"
|
||||
}
|
||||
|
||||
# ---------------------------------------------------------------------------
|
||||
# Dispatch
|
||||
# ---------------------------------------------------------------------------
|
||||
log "Restore mode: $MODE"
|
||||
|
||||
case "$MODE" in
|
||||
all)
|
||||
restore_db
|
||||
restore_ansible
|
||||
restore_wmt_releases
|
||||
restore_settings
|
||||
restore_config
|
||||
;;
|
||||
db-only)
|
||||
restore_db
|
||||
;;
|
||||
ansible-only)
|
||||
restore_ansible
|
||||
restore_settings
|
||||
;;
|
||||
esac
|
||||
|
||||
# ---------------------------------------------------------------------------
|
||||
# Post-restore checklist
|
||||
# ---------------------------------------------------------------------------
|
||||
echo ""
|
||||
echo "================================================================"
|
||||
echo " Post-Restore Checklist"
|
||||
echo "================================================================"
|
||||
echo " 1. Install Python dependencies (if fresh server):"
|
||||
echo " cd $APP_DIR && pip install -r requirements.txt"
|
||||
echo ""
|
||||
echo " 2. Start the application:"
|
||||
echo " cd $APP_DIR && python main.py"
|
||||
echo ""
|
||||
echo " 3. Verify device list loads at: http://<new-server-ip>:5000"
|
||||
echo ""
|
||||
echo " 4. Test Ansible connectivity:"
|
||||
echo " cd $APP_DIR/ansible && ansible -i inventory/dynamic_inventory.yaml all -m ping --limit 1"
|
||||
echo ""
|
||||
echo " 5. If the new server IP has changed, update any WMT devices"
|
||||
echo " pointing to the old server URL (wmt_global_config.server_log_url)"
|
||||
echo " via the admin UI or:"
|
||||
echo " sqlite3 data/enhanced_monitoring.db \\"
|
||||
echo " \"UPDATE wmt_global_config SET server_log_url='http://<NEW_IP>:5000/api/log';\""
|
||||
echo ""
|
||||
echo " 6. Re-install cron backup on the new server:"
|
||||
echo " bash $SCRIPT_DIR/backup_system.sh install-cron"
|
||||
echo ""
|
||||
echo "================================================================"
|
||||
log "Restore completed."
|
||||
Reference in New Issue
Block a user