HISTORY @@ -31,7 +31,7 @@ Usage: rake db2s3:backup:restore # You should be testing this regularly Caveats: - Currently only stores the latest backup + Currently does not clean up old back ups Kudos: http://github.com/pauldowman/blog_code_examples/tree/master/mysql_s3_backup README @@ -2,7 +2,7 @@ Gem::Specification.new do |s| s.name = %q{db2s3} - s.version = "0.2.2" + s.version = "0.2.3" s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version= s.authors = ["Xavier Shay"] db2s3.gemspec @@ -1,4 +1,5 @@ require 'aws/s3' +require 'tempfile' class DB2S3 class Config @@ -8,11 +9,14 @@ class DB2S3 end def full_backup - store.store("dump-#{db_credentials[:database]}.sql.gz", open(dump_db.path)) + file_name = "dump-#{db_credentials[:database]}.sql.gz" + store.store(file_name, open(dump_db.path)) + store.store(most_recent_dump_file_name, file_name) end def restore - file = store.fetch("dump-#{db_credentials[:database]}.sql.gz") + dump_file_name = store.fetch(most_recent_dump_file_name).read + file = store.fetch(dump_file_name) run "gunzip -c #{file.path} | mysql #{mysql_options}" end @@ -60,6 +64,10 @@ class DB2S3 @store ||= S3Store.new end + def most_recent_dump_file_name + "most-recent-dump-#{db_credentials[:database]}.txt" + end + def run(command) result = system(command) raise("error, process exited with status #{$?.exitstatus}") unless result lib/db2s3.rb @@ -27,6 +27,7 @@ namespace :db2s3 do metrics = DB2S3.new.metrics puts <<-EOS Estimates only, does not take into account metadata overhead +Code has recently been added that keeps old backups around - this is not taken into account in these estimates DB Size: #{format_size(metrics[:db_size])} Full backups/month: #{metrics[:full_backups_per_month]} tasks/tasks.rake a6bdc309a57d16af799c2e401e16a3cc90a31f0b Xavier Shay xavier@rhnh.net http://github.com/xaviershay/db2s3/commit/78f7f4e256ed1faffdfa6c6323c47aa90eb555bc 78f7f4e256ed1faffdfa6c6323c47aa90eb555bc 2009-05-17T00:54:00-07:00 2009-05-17T00:54:00-07:00 Keep old backups around - no clean up for them yet 506fc96428af16bf8691f3bbfc979a74bb954a2d Xavier Shay xavier@rhnh.net