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changes.mady.by.user Maroš Orsák

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When creating ACLs, the MetadataVersion is passed into AclControlManager.createAcls() (following the same pattern as DelegationTokenControlManager) and threaded through to validateNewAcl(), which calls validateHostPattern(): 

This ensures that:


  • (i.) IPv4 prefix length is 0-32 (enforced by SubnetUtils);
  • (ii.) IPv6 prefix length is 0-128 (enforced by SubnetUtils6) and
  • (iii.) invalid patterns are rejected with clear error message.

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