reload_tar_from_s3.rb
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#
# Author:: Earth U (<sysadmin @ chromedia.com>)
# Cookbook Name:: cfe-mariadb
# Recipe:: reload_tar_from_s3
#
# Copyright 2016, Chromedia Far East, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# This recipe is just here for backward-compatibility reasons.
# The previous backups scripts create .tar.gz files, instead of .gz, so
# this recipe is here to get .tar.gz backups.
# Download a tarball of a MySQL dump from an S3 bucket,
# then load it up into a (preferably empty) database.
include_recipe 'awscli'
tmp_dir = ::File.join(Chef::Config[:file_cache_path], 'db_dumps')
manual_creds = node['cfe-mariadb'].has_key?('reload') &&
node['cfe-mariadb']['reload'].has_key?('aws_access_key_id')
node['cfe-mariadb']['db_map'].each do |dbx|
if dbx.is_a?(Array)
dbx_name = dbx[0]
dbx = dbx[1]
else
dbx_name = dbx[:db_name]
end
filesql = "#{tmp_dir}/#{dbx[:bak_filename]}"
filetgz = "#{filesql}.tar.gz"
awscli_s3_file filetgz do
region node['cfe-mariadb']['s3_region']
bucket node['cfe-mariadb']['s3_bucket']
key "#{dbx[:bak_filename]}.tar.gz"
if manual_creds
aws_access_key_id node['cfe-mariadb']['reload']['aws_access_key_id']
aws_secret_access_key node['cfe-mariadb']['reload']['aws_secret_access_key']
end
only_if "test -d #{tmp_dir} || mkdir -p #{tmp_dir}"
notifies :run, "execute[untar_#{filetgz}]", :immediately
end
execute "untar_#{filetgz}" do
command "tar -xzf #{filetgz} -C #{tmp_dir}/"
notifies :delete, "file[#{filetgz}]"
notifies :run, "execute[reload_#{filesql}]", :immediately
action :nothing
end
execute "reload_#{filesql}" do
command "mysql -h #{node['mariadb']['mysqld']['bind_address']} "\
"-P #{node['mariadb']['mysqld']['port']} -u #{dbx[:db_user]} "\
"-p'#{dbx[:db_pass]}' -D #{dbx_name} < #{filesql}"
notifies :delete, "file[#{filesql}]"
sensitive true
action :nothing
end
file filetgz do
action :nothing
end
file filesql do
action :nothing
end
end