Created
September 14, 2023 11:18
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A Rake namespace for working with local SQLite database snapshots
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namespace :db do | |
namespace :snap do | |
task setup: :environment do | |
@snapshot_dir = Rails.root.join('storage/snapshots') | |
@db_path = ActiveRecord::Base.connection_db_config.database | |
@db_name = @db_path.rpartition('/').last.remove('.sqlite3') | |
end | |
task setup_snaps: :setup do | |
@snaps = Pathname(@snapshot_dir) | |
.children | |
.select do |path| | |
path.extname == ".backup" && | |
path.basename.to_s.include?(@db_name) | |
end | |
.sort | |
.reverse | |
end | |
desc "" | |
task list: :setup_snaps do | |
puts @snaps | |
end | |
desc "" | |
task create: :setup do | |
timestamp = DateTime.now.to_formatted_s(:number) | |
snap_name = "#{@db_name}-#{timestamp}.backup" | |
snap_path = Pathname(@snapshot_dir).join(snap_name) | |
FileUtils.copy_file(@db_path, snap_path) | |
end | |
desc "" | |
task restore: :setup_snaps do | |
latest_snapshot = @snaps.first | |
FileUtils.remove_file(@db_path) | |
FileUtils.copy_file(latest_snapshot, @db_path) | |
end | |
end | |
end |
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