Class: OsCtld::Commands::Container::LocalTransfer::Sync

Inherits:
Base
  • Object
show all
Defined in:
lib/osctld/commands/container/local_transfer/sync.rb

Direct Known Subclasses

CopySync, MoveSync

Instance Attribute Summary

Attributes inherited from Base

#client, #client_handler, #id, #opts

Instance Method Summary collapse

Methods inherited from Base

#build_dataset_map, #cleanup_target_container!, #clear_failed_state_snapshot, #complete_target!, #destroy_local_transfer_snapshots, #ensure_target_staged_or_complete!, #find, #force_writeout, #operation, #require_local_transfer_log!, #snapshot_datasets, #snapshot_name, #start_target!, #target_ct, #target_pool, #transfer_dataset, #validate_dataset_layout!

Methods inherited from Logged

#base_execute, #find

Methods inherited from Base

#base_execute, #call_cmd, #call_cmd!, #error, #error!, handle, #handled, #indirect?, #initialize, #manipulate, #manipulation_holder, #ok, #progress, #request_stop, run, run!

Constructor Details

This class inherits a constructor from OsCtld::Commands::Base

Instance Method Details

#execute(ct) ⇒ Object 



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# File 'lib/osctld/commands/container/local_transfer/sync.rb', line 5

def execute(ct)
  manipulate(ct) do
    log = ct.exclusively do
      ret = require_local_transfer_log!(ct)
      unless %i[base incremental].include?(ret.state) && ret.can_local_continue?(:incremental)
        error!('invalid local transfer sequence')
      end
      ret
    end

    target_ct(log)
    validate_dataset_layout!(ct)

    prev_snap = log.snapshots.last
    snap = snapshot_name(:incr)
    snapshot_datasets(log, snap)

    ct.exclusively do
      ct.local_transfer_log.snapshots << snap
      ct.save_config
    end

    log.opts.datasets.each do |pair|
      transfer_dataset(pair, snap, from_snapshot: prev_snap)
    end

    ct.exclusively do
      ct.local_transfer_log.state = :incremental
      ct.save_config
    end
  end

  ok
end