-
-
Save asciant/fbe5c919be0b376949ca to your computer and use it in GitHub Desktop.
Add epoch to filename
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# lib/tasks/db.rake | |
namespace :db do | |
desc "Dumps the database to db/APP_NAME.dump" | |
task :dump => :environment do | |
cmd = nil | |
epoch = Time.now.to_i | |
with_config do |app, host, db, user| | |
cmd = "pg_dump --host #{host} --username #{user} --verbose --clean --no-owner --no-acl --format=c #{db} > #{Rails.root}/db/#{app}-#{epoch}.dump" | |
end | |
puts cmd | |
exec cmd | |
end | |
desc "List database dumps in db/ directory" | |
task :list => environment do | |
cmd = nil | |
cmd = "find #{Rails.root}/db -name \*.dump" | |
puts cmd | |
exec cmd | |
end | |
desc "Restores the database dump at db/APP_NAME-EPOCH.dump." | |
task :restore, [:epoch] => :environment do |task, args| | |
cmd = nil | |
with_config do |app, host, db, user| | |
cmd = "pg_restore --verbose --host #{host} --username #{user} --clean --no-owner --no-acl --dbname #{db} #{Rails.root}/db/#{app}-#{args.epoch}.dump" | |
end | |
Rake::Task["db:drop"].invoke | |
Rake::Task["db:create"].invoke | |
puts cmd | |
exec cmd | |
end | |
private | |
def with_config | |
yield Rails.application.class.parent_name.underscore, | |
ActiveRecord::Base.connection_config[:host], | |
ActiveRecord::Base.connection_config[:database], | |
ActiveRecord::Base.connection_config[:username] | |
end | |
end |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# dump the development db | |
rake db:dump | |
# dump the production db | |
RAILS_ENV=production rake db:dump | |
# List the database dumps | |
rake db:list | |
db/app-1414796108.dump | |
db/app-1414796244.dump | |
# Restore a specific database into development | |
rake db:restore:1414796244 | |
# note: config/database.yml is used for database configuration, | |
# but you will be prompted for the database user's password |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment