Class: OsCtld::Migration::Commands::ReceiveCancel

Inherits:
Base show all
Includes:
OsCtl::Lib::Utils::Log, OsCtl::Lib::Utils::System
Defined in:
lib/osctld/migration/commands/receive_cancel.rb

Instance Attribute Summary

Attributes inherited from Commands::Base

#client, #client_handler, #id, #opts

Instance Method Summary collapse

Methods inherited from Base

handle

Methods inherited from Commands::Base

#base_execute, #call_cmd, #call_cmd!, 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

#executeObject



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# File 'lib/osctld/migration/commands/receive_cancel.rb', line 10

def execute
  ct = DB::Containers.find(opts[:id], opts[:pool])
  error!('container not found') unless ct

  ct.manipulate(self, block: true) do
    error!('this container is not staged') if ct.state != :staged

    if !ct.migration_log || !ct.migration_log.can_continue?(:cancel)
      error!('invalid migration sequence')
    end

    ct.migration_log.snapshots.each do |v|
      ds, snap = v
      zfs(:destroy, nil, "#{ds}@#{snap}")
    end

    call_cmd!(
      Commands::Container::Delete,
      id: ct.id,
      pool: ct.pool.name
    )

    ct.close_migration_log
  end

  ok
end