client_management/lib/tasks/delete_site.rake

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require 'net/ssh'
require 'pathname'
namespace :create_site do
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desc "Delete Site Script"
task :delete_site,[:site_construct_id] => :environment do |task,args|
@site_construct = SiteConstruct.find(args.site_construct_id)
site_server = SiteServer.where(:server_name=>@site_construct.server_type).first
ip = site_server.ip
user = site_server.account
password = site_server.password
@password = password
begin
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begin
Net::SSH.start(ip , user , password: password) do |ssh|
end
rescue Net::SSH::HostKeyMismatch
system("ssh-keygen -f \"$HOME/.ssh/known_hosts\" -R #{ip}")
rescue Errno::ENOTTY
system("ssh-add \"$HOME/.ssh/id_rsa\"")
end
Net::SSH.start(ip , user , password: password) do |ssh|
@site_construct.update!(:infos=>[])
update_infos("deleting database for #{@site_construct.site_name}")
db_name = exec_ssh_command_by_sudo(ssh,"echo `cat #{@site_construct.path}/#{@site_construct.site_name}/config/mongoid.yml | grep 'database'`").split("database:").last.strip
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exec_ssh_command_by_sudo(ssh,"bash -l -c 'echo \"db.dropDatabase()\" | mongo --shell \'#{db_name}\''")
update_infos("finish deleting database for #{@site_construct.site_name}")
update_infos("deleting orbit4-5 at #{@site_construct.path}/#{@site_construct.site_name}")
exec_ssh_command_by_sudo(ssh,"rm -rf #{@site_construct.path}/#{@site_construct.site_name}")
update_infos("finish deleting #{@site_construct.site_name}")
update_infos("deleting nginx for #{@site_construct.site_name}")
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exec_ssh_command_by_sudo(ssh,"rm -f #{@site_construct.nginx_file}")
update_infos("finish deleting nginx setting for #{@site_construct.site_name}")
update_infos("restarting nginx")
exec_ssh_command_by_sudo(ssh,"service nginx restart")
update_infos("finish restarting nginx")
@site_construct.update(:status =>"")
end
rescue =>e
@site_construct.update(:status =>"error",:infos=>@site_construct.infos.push("#{e}"))
end
end
def exec_ssh_command_by_sudo(session,command)
output = session.exec!("echo '#{@password}' | sudo -S #{command}")
# output = session.exec!("echo '#{@password}' | sudo -S -s #{command}")
if output.include?("sudo:") && output.include?("command not found")
output = session.exec!(command)
end
return output
end
def update_infos(info)
puts info
@site_construct.infos = @site_construct.infos.push(info)
@site_construct.save!
return @site_construct.infos
end
end