60 lines
2.3 KiB
Ruby
60 lines
2.3 KiB
Ruby
desc 'export the database'
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task 'export', [:output_filename] => :environment do |t, args|
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puts 'Starting export...'
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output_filename = Jobs::Exporter.new.execute( format: :json, filename: args.output_filename )
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puts 'Export done.'
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puts "Output file is in: #{output_filename}", ''
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end
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desc 'import from an export file and replace the contents of the current database'
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task 'import', [:input_filename] => :environment do |t, args|
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puts 'Starting import...'
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begin
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Jobs::Importer.new.execute( format: :json, filename: args.input_filename )
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puts 'Import done.'
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rescue Import::FilenameMissingError
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puts '', 'The filename argument was missing.', '', 'Usage:', ''
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puts ' rake import[/path/to/export.json.gz]', ''
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rescue Import::ImportDisabledError
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puts '', 'Imports are not allowed.', 'An admin needs to set allow_restore to true in the site settings before imports can be run.', ''
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puts 'Import cancelled.', ''
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end
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end
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desc 'After a successful import, restore the backup tables'
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task 'import:rollback' => :environment do |t|
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num_backup_tables = Import::backup_tables_count
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if User.exec_sql("select count(*) as count from information_schema.schemata where schema_name = 'backup'")[0]['count'].to_i <= 0
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puts "Backup tables don't exist! An import was never performed or the backup tables were dropped.", "Rollback cancelled."
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elsif num_backup_tables != Export.models_included_in_export.size
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puts "Expected #{Export.models_included_in_export.size} backup tables, but there are #{num_backup_tables}!", "Rollback cancelled."
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else
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puts 'Starting rollback..'
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Jobs::Importer.new.rollback
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puts 'Rollback done.'
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end
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end
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desc 'After a successful import, drop the backup tables'
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task 'import:remove_backup' => :environment do |t|
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if Import::backup_tables_count > 0
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User.exec_sql("DROP SCHEMA IF EXISTS #{Jobs::Importer::BACKUP_SCHEMA} CASCADE")
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puts "Backup tables dropped successfully."
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else
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puts "No backup found. Nothing was done."
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end
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end
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desc 'Allow imports'
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task 'import:enable' => :environment do |t|
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SiteSetting.allow_restore = true
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puts 'Imports are now permitted. Disable them with rake import:disable'
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end
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desc 'Forbid imports'
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task 'import:disable' => :environment do |t|
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SiteSetting.allow_restore = false
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puts 'Imports are now forbidden.'
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end
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