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require 'thor'
require 'net/ssh'
require 'net/scp'
class GitDeploy < Thor
LOCAL_DIR = File.expand_path('..', __FILE__)
require 'git_deploy/configuration'
require 'git_deploy/ssh_methods'
include Configuration
include SSHMethods
class_option :remote, :aliases => '-r', :type => :string, :default => 'origin'
class_option :noop, :aliases => '-n', :type => :boolean, :default => false
desc "init", "Generates deployment customization scripts for your app"
def init
require 'git_deploy/generator'
Generator::start([])
end
desc "setup", "Create the remote git repository and install push hooks for it"
method_option :shared, :aliases => '-g', :type => :boolean, :default => false
method_option :sudo, :aliases => '-s', :type => :boolean, :default => false
def setup
sudo = options.sudo? ? "#{sudo_cmd} " : ''
unless run_test("test -x #{deploy_to}")
run ["#{sudo}mkdir -p #{deploy_to}"] do |cmd|
cmd << "#{sudo}chown $USER #{deploy_to}" if options.sudo?
cmd
end
end
run [] do |cmd|
cmd << "chmod g+ws #{deploy_to}" if options.shared?
cmd << "cd #{deploy_to}"
cmd << "git init #{options.shared? ? '--shared' : ''}"
cmd << "sed -i'' -e 's/master/#{branch}/' .git/HEAD" unless branch == 'master'
cmd << "git config --bool receive.denyNonFastForwards false" if options.shared?
cmd << "git config receive.denyCurrentBranch ignore"
end
invoke :hooks
end
desc "hooks", "Installs git hooks to the remote repository"
def hooks
hooks_dir = File.join(LOCAL_DIR, 'hooks')
remote_dir = "#{deploy_to}/.git/hooks"
scp_upload "#{hooks_dir}/post-receive.sh" => "#{remote_dir}/post-receive"
run "chmod +x #{remote_dir}/post-receive"
end
desc "restart", "Restarts the application on the server"
def restart
run "cd #{deploy_to} && deploy/restart 2>&1 | tee -a log/deploy.log"
end
desc "rerun", "Runs the `deploy/after_push' callback as if a new revision was pushed via git"
def rerun
run <<-BASH, :echo => false
bash -e -c '
cd '#{deploy_to}'
declare -a revs=( $(git rev-parse HEAD@{1} HEAD) )
deploy/after_push ${revs[@]} 2>&1 | tee -a log/deploy.log
'
BASH
end
desc "rollback", "Rolls back the checkout to before the last push"
def rollback
run <<-BASH, :echo => false
bash -e -c '
cd '#{deploy_to}'
declare -a revs=( $(git rev-parse HEAD HEAD@{1}) )
git reset --hard ${revs[1]}
callback=after_push
[ -x deploy/rollback ] && callback=rollback
deploy/$callback ${revs[@]} 2>&1 | tee -a log/deploy.log
'
BASH
end
desc "log", "Shows the last part of the deploy log on the server"
method_option :tail, :aliases => '-t', :type => :boolean, :default => false
method_option :lines, :aliases => '-l', :type => :numeric, :default => 20
def log(n = nil)
tail_args = options.tail? ? '-f' : "-n#{n || options.lines}"
run "tail #{tail_args} #{deploy_to}/log/deploy.log"
end
desc "upload <files>", "Copy local files to the remote app"
def upload(*files)
files = files.map { |f| Dir[f.strip] }.flatten
abort "Error: Specify at least one file to upload" if files.empty?
scp_upload files.inject({}) { |all, file|
all[file] = File.join(deploy_to, file)
all
}
end
end
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