Improve wazuh-db detection of deleted database files

[thejbte]

Wazuh version	Component	Install type	Install method	Platform	Related issue
4.5.0	WazuhDB	Manager	Packages/Sources	OS version	#15279

Description

This PR includes a fix for issue #15279, which presented an error when deleting the agent database in the manager. In the wdb_parser.c file, a condition has been added that verifies the status of result and the existence of the database. Then the function wdb_close() is called.

Configuration options

  <!-- System inventory -->

  <wodle name="syscollector">
    <disabled>no</disabled>
    <interval>10s</interval>
    <scan_on_start>yes</scan_on_start>
    <hardware>yes</hardware>
    <os>yes</os>
    <network>yes</network>
    <packages>yes</packages>
    <ports all="no">yes</ports>
    <processes>yes</processes>

    <!-- Database synchronization settings -->
    <synchronization>
      <max_eps>10</max_eps>
    </synchronization>
  </wodle>

Logs/Alerts example

2023/06/09 19:22:58 wazuh-modulesd:syscollector[56431] wm_syscollector.c:98 at wm_sys_log(): DEBUG: Sync sent: {"component":"syscollector_processes","data":{"begin":"56288","checksum":"d93afc6b277f223c3b635f685e138c9919daf4a2","end":"56288","id":1667328464},"type":"integrity_check_right"}
2023/06/09 19:22:58 wazuh-db: ERROR: at wdb_process_insert(): sqlite3_step(): attempt to write a readonly database
2023/06/09 19:22:58 wazuh-analysisd: ERROR: dbsync: Bad response from database: Cannot save Syscollector

Tests

• Compilation without warnings in every supported platform
  • Linux
  • Windows
  • MAC OS X