Module: Rails::Baklite

Includes:
ActiveSupport::Configurable
Defined in:
lib/rails/baklite.rb,
lib/rails/baklite/railtie.rb,
lib/rails/baklite/version.rb

Defined Under Namespace

Classes: Error, Railtie

Constant Summary collapse

VERSION = 
"1.1.2"

Class Method Summary collapse

Class Method Details

._backup(sdb, backupfile, name = 'main') ⇒ Object 



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# File 'lib/rails/baklite.rb', line 31

def self._backup(sdb, backupfile, name = 'main')
  ddb = SQLite3::Database.new(backupfile)

  b = SQLite3::Backup.new(ddb, name, sdb, name)
  p [b.remaining, b.pagecount]
  begin
    p b.step(1)
    p [b.remaining, b.pagecount]
  end while b.remaining > 0
  b.finish

  ddb = SQLite3::Database.new(backupfile)
  b = SQLite3::Backup.new(ddb, name, sdb, name)
  b.step(-1)
  b.finish
end

.backup ⇒ Object

Raises:



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# File 'lib/rails/baklite.rb', line 17

def self.backup
  db_config = ActiveRecord::Base.connection_db_config
  database = db_config.configuration_hash
  raise Error, 'Only SQLite3 databases are supported' if database[:adapter] != 'sqlite3'

  backupfile = "#{Rails.root}/tmp/database.bak"

  _backup(ActiveRecord::Base.connection.raw_connection, backupfile)

  upload(backupfile)

  backupfile
end

.restore(backupfile, sdb, name = 'main') ⇒ Object 



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# File 'lib/rails/baklite.rb', line 48

def self.restore(backupfile, sdb, name = 'main')
  ddb = SQLite3::Database.new(backupfile, readonly: true)

  b = SQLite3::Backup.new(sdb, name, ddb, name)
  begin
    b.step(1)
  end while b.remaining > 0
  b.finish
end

.upload(backupfile) ⇒ Object

Raises:



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# File 'lib/rails/baklite.rb', line 58

def self.upload(backupfile)
  raise Error, 'No token provided' if Rails::Baklite.token.empty?

  name = Rails::Baklite.config.name || Rails.application.class.module_parent_name
  addr = Rails.env.test? ? 'http://localhost:3000' : 'https://baklite.tortitas.eu'

  uri = URI.parse("#{addr}/databases/snapshots")

  File.open(backupfile) do |file|
    req = Net::HTTP::Post.new(uri.path)

    req['Authorization'] =
      "Bearer #{Rails::Baklite.token}"
    req.set_form [['file', file], ['name', name]], 'multipart/form-data'

    res = Net::HTTP.start(uri.hostname, uri.port, :use_ssl => uri.scheme == 'https') do |http|
      http.request(req)
    end

    raise Error, "Failed to upload the backup: #{res.code} #{res.body}" if res.code != '201'
  end
end