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Merge pull request #53 from cveneziani/refactoring

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Refactoring
This commit is contained in:
Tom Vaughan 2014-01-18 05:15:23 -08:00
commit 83c24d7443
12 changed files with 483 additions and 263 deletions
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55
USAGE Normal file
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@ -0,0 +1,55 @@
You should follow one of the four examples below to setup the deploy
extension in config.rb.
# To deploy the build directory to a remote host via rsync:
activate :deploy do |deploy|
deploy.method = :rsync
# host and path *must* be set
deploy.host = "www.example.com"
deploy.path = "/srv/www/site"
# user is optional (no default)
deploy.user = "tvaughan"
# port is optional (default is 22)
deploy.port = 5309
# clean is optional (default is false)
deploy.clean = true
# flags is optional (default is -avze)
deploy.flags = "-rltgoDvzO --no-p --del -e"
end
# To deploy to a remote branch via git (e.g. gh-pages on github):
activate :deploy do |deploy|
deploy.method = :git
# remote is optional (default is "origin")
# run `git remote -v` to see a list of possible remotes
deploy.remote = "some-other-remote-name"
# branch is optional (default is "gh-pages")
# run `git branch -a` to see a list of possible branches
deploy.branch = "some-other-branch-name"
# strategy is optional (default is :force_push)
deploy.strategy = :submodule
end
# To deploy the build directory to a remote host via ftp:
activate :deploy do |deploy|
deploy.method = :ftp
# host, user, passwword and path *must* be set
deploy.host = "ftp.example.com"
deploy.path = "/srv/www/site"
deploy.user = "tvaughan"
deploy.password = "secret"
end
# To deploy the build directory to a remote host via sftp:
activate :deploy do |deploy|
deploy.method = :sftp
# host, user, passwword and path *must* be set
deploy.host = "sftp.example.com"
deploy.path = "/srv/www/site"
# user is optional (no default)
deploy.user = "tvaughan"
# password is optional (no default)
deploy.password = "secret"
end

295
lib/middleman-deploy/commands.rb
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@ -1,6 +1,8 @@
require "middleman-core/cli"
require "middleman-deploy/extension"
require "middleman-deploy/methods"
require "middleman-deploy/strategies"
require "middleman-deploy/pkg-info"
module Middleman
@ -21,304 +23,71 @@ module Middleman
desc "deploy [options]", Middleman::Deploy::TAGLINE
method_option "build_before",
:type => :boolean,
:aliases => "-b",
:desc => "Run `middleman build` before the deploy step"
:type => :boolean,
:aliases => "-b",
:desc => "Run `middleman build` before the deploy step"
def deploy
if options.has_key? "build_before"
build_before = options.build_before
else
build_before = self.deploy_options.build_before
end
if build_before
# http://forum.middlemanapp.com/t/problem-with-the-build-task-in-an-extension
run("middleman build") || exit(1)
end
send("deploy_#{self.deploy_options.method}")
build_before(options)
process
end
protected
def print_usage_and_die(message)
raise Error, "ERROR: " + message + "\n" + <<EOF
def build_before(options={})
build_enabled = options.fetch('build_before', self.deploy_options.build_before)
You should follow one of the four examples below to setup the deploy
extension in config.rb.
# To deploy the build directory to a remote host via rsync:
activate :deploy do |deploy|
deploy.method = :rsync
# host and path *must* be set
deploy.host = "www.example.com"
deploy.path = "/srv/www/site"
# user is optional (no default)
deploy.user = "tvaughan"
# port is optional (default is 22)
deploy.port = 5309
# clean is optional (default is false)
deploy.clean = true
# flags is optional (default is -avze)
deploy.flags = "-rltgoDvzO --no-p --del -e"
end
# To deploy to a remote branch via git (e.g. gh-pages on github):
activate :deploy do |deploy|
deploy.method = :git
# remote is optional (default is "origin")
# run `git remote -v` to see a list of possible remotes
deploy.remote = "some-other-remote-name"
# branch is optional (default is "gh-pages")
# run `git branch -a` to see a list of possible branches
deploy.branch = "some-other-branch-name"
# strategy is optional (default is :force_push)
deploy.strategy = :submodule
end
# To deploy the build directory to a remote host via ftp:
activate :deploy do |deploy|
deploy.method = :ftp
# host, user, passwword and path *must* be set
deploy.host = "ftp.example.com"
deploy.path = "/srv/www/site"
deploy.user = "tvaughan"
deploy.password = "secret"
end
# To deploy the build directory to a remote host via sftp:
activate :deploy do |deploy|
deploy.method = :sftp
# host, user, passwword and path *must* be set
deploy.host = "sftp.example.com"
deploy.path = "/srv/www/site"
# user is optional (no default)
deploy.user = "tvaughan"
# password is optional (no default)
deploy.password = "secret"
end
EOF
if build_enabled
# http://forum.middlemanapp.com/t/problem-with-the-build-task-in-an-extension
run('middleman build') || exit(1)
end
end
def inst
::Middleman::Application.server.inst
def print_usage_and_die(message)
usage_path = File.join(File.dirname(__FILE__), '..', '..', 'USAGE')
usage_message = File.read(usage_path)
raise Error, "ERROR: #{message}\n#{usage_message}"
end
def process
server_instance = ::Middleman::Application.server.inst
camelized_method = self.deploy_options.method.to_s.split('_').map { |word| word.capitalize}.join
method_class_name = "Middleman::Deploy::Methods::#{camelized_method}"
method_instance = method_class_name.constantize.new(server_instance, self.deploy_options)
method_instance.process
end
def deploy_options
options = nil
begin
options = inst.options
options = ::Middleman::Application.server.inst.options
rescue NoMethodError
print_usage_and_die "You need to activate the deploy extension in config.rb."
end
if (!options.method)
unless options.method
print_usage_and_die "The deploy extension requires you to set a method."
end
case options.method
when :rsync, :sftp
if (!options.host || !options.path)
unless options.host && options.path
print_usage_and_die "The #{options.method} method requires host and path to be set."
end
when :ftp
if (!options.host || !options.user || !options.password || !options.path)
unless options.host && options.user && options.password && options.path
print_usage_and_die "The ftp deploy method requires host, path, user, and password to be set."
end
end
options
end
def deploy_rsync
host = self.deploy_options.host
port = self.deploy_options.port
path = self.deploy_options.path
# Append "@" to user if provided.
user = self.deploy_options.user
user = "#{user}@" if user && !user.empty?
dest_url = "#{user}#{host}:#{path}"
puts "## Deploying via rsync to #{dest_url} port=#{port}"
flags = !self.deploy_options.flags ? '-avze' : self.deploy_options.flags
command = "rsync " + flags + " '" + "ssh -p #{port}" + "' #{self.inst.build_dir}/ #{dest_url}"
if self.deploy_options.clean
command += " --delete"
end
run command
end
def deploy_git
remote = self.deploy_options.remote
branch = self.deploy_options.branch
strategy = self.deploy_options.strategy
commit_signature = "#{Middleman::Deploy::PACKAGE} #{Middleman::Deploy::VERSION}"
commit_time = "#{Time.now.utc}"
push_options = (strategy == :force_push ? ' -f' : nil)
puts "## Deploying via git to remote=\"#{remote}\" and branch=\"#{branch}\""
#check if remote is not a git url
unless remote =~ /\.git$/
remote = `git config --get remote.#{remote}.url`.chop
end
#if the remote name doesn't exist in the main repo
if remote == ''
puts "Can't deploy! Please add a remote with the name '#{self.deploy_options.remote}' to your repo."
exit
end
Dir.chdir(self.inst.build_dir) do
if strategy == :force_push
unless File.exists?('.git')
`git init`
`git remote add origin #{remote}`
else
#check if the remote repo has changed
unless remote == `git config --get remote.origin.url`.chop
`git remote rm origin`
`git remote add origin #{remote}`
end
end
end
#if there is a branch with that name, switch to it, otherwise create a new one and switch to it
if `git branch`.split("\n").any? { |b| b =~ /#{branch}/i }
`git checkout #{branch}`
else
`git checkout -b #{branch}`
end
if strategy == :submodule
`git fetch`
`git stash`
`git rebase #{self.deploy_options.remote}/#{branch}`
`git stash pop`
if $?.exitstatus == 1
puts "Can't deploy! Please resolve conflicts. Then process to manual commit and push on #{branch} branch."
exit
end
end
`git add -A`
`git commit --allow-empty -am "Automated commit at #{commit_time} by #{commit_signature}"`
`git push #{push_options} origin #{branch}`
end
if strategy == :submodule
current_branch = `git rev-parse --abbrev-ref HEAD`
`git add #{self.inst.build_dir}`
`git commit --allow-empty -m "Deployed at #{commit_time} by #{commit_signature}"`
`git push origin #{current_branch}`
end
end
def deploy_ftp
require 'net/ftp'
require 'ptools'
host = self.deploy_options.host
user = self.deploy_options.user
pass = self.deploy_options.password
path = self.deploy_options.path
puts "## Deploying via ftp to #{user}@#{host}:#{path}"
ftp = Net::FTP.new(host)
ftp.login(user, pass)
ftp.chdir(path)
ftp.passive = true
Dir.chdir(self.inst.build_dir) do
files = Dir.glob('**/*', File::FNM_DOTMATCH)
files.reject { |a| a =~ Regexp.new('\.$') }.each do |f|
if File.directory?(f)
begin
ftp.mkdir(f)
puts "Created directory #{f}"
rescue
end
else
begin
if File.binary?(f)
ftp.putbinaryfile(f, f)
else
ftp.puttextfile(f, f)
end
rescue Exception => e
reply = e.message
err_code = reply[0,3].to_i
if err_code == 550
if File.binary?(f)
ftp.putbinaryfile(f, f)
else
ftp.puttextfile(f, f)
end
end
end
puts "Copied #{f}"
end
end
end
ftp.close
end
def deploy_sftp
require 'net/sftp'
require 'ptools'
host = self.deploy_options.host
user = self.deploy_options.user
pass = self.deploy_options.password
path = self.deploy_options.path
puts "## Deploying via sftp to #{user}@#{host}:#{path}"
# `nil` is a valid value for user and/or pass.
Net::SFTP.start(host, user, :password => pass) do |sftp|
sftp.mkdir(path)
Dir.chdir(self.inst.build_dir) do
files = Dir.glob('**/*', File::FNM_DOTMATCH)
files.reject { |a| a =~ Regexp.new('\.$') }.each do |f|
if File.directory?(f)
begin
sftp.mkdir("#{path}/#{f}")
puts "Created directory #{f}"
rescue
end
else
begin
sftp.upload(f, "#{path}/#{f}")
rescue Exception => e
reply = e.message
err_code = reply[0,3].to_i
if err_code == 550
sftp.upload(f, "#{path}/#{f}")
end
end
puts "Copied #{f}"
end
end
end
end
end
end
# Alias "d" to "deploy"
Base.map({ "d" => "deploy" })
end
end

5
lib/middleman-deploy/methods.rb Normal file
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require 'middleman-deploy/methods/base'
require 'middleman-deploy/methods/ftp'
require 'middleman-deploy/methods/git'
require 'middleman-deploy/methods/rsync'
require 'middleman-deploy/methods/sftp'

19
lib/middleman-deploy/methods/base.rb Normal file
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module Middleman
module Deploy
module Methods
class Base
attr_reader :options, :server_instance
def initialize(server_instance, options={})
@options = options
@server_instance = server_instance
end
def process
raise NotImplementedError
end
end
end
end
end

101
lib/middleman-deploy/methods/ftp.rb Normal file
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require 'net/ftp'
require 'ptools'
module Middleman
module Deploy
module Methods
class Ftp < Base
attr_reader :host, :pass, :path,:user
def initialize(server_instance, options={})
super(server_instance, options)
@host = self.options.host
@user = self.options.user
@pass = self.options.password
@path = self.options.path
end
def process
puts "## Deploying via ftp to #{self.user}@#{self.host}:#{self.path}"
ftp = open_connection
Dir.chdir(self.server_instance.build_dir) do
filtered_files.each do |filename|
if File.directory?(filename)
upload_directory(ftp, filename)
elsif File.binary?(filename)
upload_binary(ftp, filename)
else
upload_file(ftp, filename)
end
end
end
ftp.close
end
protected
def filtered_files
files = Dir.glob('**/*', File::FNM_DOTMATCH)
files.reject { |filename| filename =~ Regexp.new('\.$') }
end
def handle_exception(exception, ftp, filename)
reply = exception.message
err_code = reply[0,3].to_i
if err_code == 550
if File.binary?(filename)
ftp.putbinaryfile(filename, filename)
else
ftp.puttextfile(filename, filename)
end
end
end
def open_connection
ftp = Net::FTP.new(self.host)
ftp.login(self.user, self.pass)
ftp.chdir(self.path)
ftp.passive = true
ftp
end
def upload_binary(ftp, filename)
begin
ftp.putbinaryfile(filename, filename)
rescue Exception => exception
handle_exception(exception, ftp, filename)
end
puts "Copied #{filename}"
end
def upload_directory(ftp, filename)
begin
ftp.mkdir(filename)
puts "Created directory #{filename}"
rescue
end
end
def upload_file(ftp, filename)
begin
ftp.puttextfile(filename, filename)
rescue Exception => exception
handle_exception(exception, ftp, filename)
end
puts "Copied #{filename}"
end
end
end
end
end

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lib/middleman-deploy/methods/git.rb Normal file
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module Middleman
module Deploy
module Methods
class Git < Base
def process
puts "## Deploying via git to remote=\"#{self.options.remote}\" and branch=\"#{self.options.branch}\""
camelized_strategy = self.options.strategy.to_s.split('_').map { |word| word.capitalize}.join
strategy_class_name = "Middleman::Deploy::Strategies::Git::#{camelized_strategy}"
strategy_instance = strategy_class_name.constantize.new(self.server_instance.build_dir, self.options.remote, self.options.branch)
strategy_instance.process
end
end
end
end
end

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lib/middleman-deploy/methods/rsync.rb Normal file
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module Middleman
module Deploy
module Methods
class Rsync < Base
attr_reader :clean, :flags, :host, :path, :port, :user
def initialize(server_instance, options={})
super(server_instance, options)
@clean = self.options.clean
@flags = self.options.flags
@host = self.options.host
@path = self.options.path
@port = self.options.port
@user = self.options.user
end
def process
# Append "@" to user if provided.
user = "#{self.user}@" if self.user && !self.user.empty?
dest_url = "#{user}#{self.host}:#{self.path}"
flags = self.flags || '-avze'
command = "rsync #{flags} 'ssh -p #{self.port}' #{self.server_instance.build_dir}/ #{dest_url}"
if self.clean
command += " --delete"
end
puts "## Deploying via rsync to #{dest_url} port=#{self.port}"
run command
end
end
end
end
end

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lib/middleman-deploy/methods/sftp.rb Normal file
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require 'net/sftp'
require 'ptools'
module Middleman
module Deploy
module Methods
class Sftp < Ftp
def process
puts "## Deploying via sftp to #{self.user}@#{self.host}:#{path}"
# `nil` is a valid value for user and/or pass.
Net::SFTP.start(self.host, self.user, :password => self.pass) do |sftp|
sftp.mkdir(self.path)
Dir.chdir(self.server_instance.build_dir) do
filtered_files.each do |filename|
if File.directory?(filename)
upload_directory(sftp, filename)
else
upload_file(sftp, filename)
end
end
end
end
end
protected
def handle_exception(exception)
reply = exception.message
err_code = reply[0,3].to_i
if err_code == 550
sftp.upload(filename, file_path)
end
end
def upload_directory(sftp, filename)
file_path = "#{self.path}/#{filename}"
begin
sftp.mkdir(file_path)
puts "Created directory #{filename}"
rescue
end
end
def upload_file(sftp, filename)
file_path = "#{self.path}/#{filename}"
begin
sftp.upload(filename, file_path)
rescue Exception => exception
handle_exception(exception, file_path)
end
puts "Copied #{filename}"
end
end
end
end
end

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lib/middleman-deploy/strategies.rb Normal file
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require 'middleman-deploy/strategies/git/base'
require 'middleman-deploy/strategies/git/force_push'
require 'middleman-deploy/strategies/git/submodule'

48
lib/middleman-deploy/strategies/git/base.rb Normal file
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module Middleman
module Deploy
module Strategies
module Git
class Base
attr_accessor :branch, :build_dir, :remote
def initialize(build_dir, remote, branch)
self.branch = branch
self.build_dir = build_dir
self.remote = remote
end
def process
raise NotImplementedError
end
protected
def add_signature_to_commit_message(base_message)
signature = "#{Middleman::Deploy::PACKAGE} #{Middleman::Deploy::VERSION}"
time = "#{Time.now.utc}"
"#{base_message} at #{time} by #{signature}"
end
def checkout_branch
# if there is a branch with that name, switch to it, otherwise create a new one and switch to it
if `git branch`.split("\n").any? { |b| b =~ /#{self.branch}/i }
`git checkout #{self.branch}`
else
`git checkout -b #{self.branch}`
end
end
def commit_branch(options='')
message = add_signature_to_commit_message('Automated commit')
`git add -A`
`git commit --allow-empty -am "#{message}"`
`git push #{options} origin #{self.branch}`
end
end
end
end
end
end

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lib/middleman-deploy/strategies/git/force_push.rb Normal file
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module Middleman
module Deploy
module Strategies
module Git
class ForcePush < Base
def process
Dir.chdir(self.build_dir) do
add_remote_url
checkout_branch
commit_branch('-f')
end
end
private
def add_remote_url
url = get_remote_url
unless File.exists?('.git')
`git init`
`git remote add origin #{url}`
else
# check if the remote repo has changed
unless url == `git config --get remote.origin.url`.chop
`git remote rm origin`
`git remote add origin #{url}`
end
end
end
def get_remote_url
remote = self.remote
url = remote
# check if remote is not a git url
unless remote =~ /\.git$/
url = `git config --get remote.#{url}.url`.chop
end
# if the remote name doesn't exist in the main repo
if url == ''
puts "Can't deploy! Please add a remote with the name '#{remote}' to your repo."
exit
end
url
end
end
end
end
end
end

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lib/middleman-deploy/strategies/git/submodule.rb Normal file
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module Middleman
module Deploy
module Strategies
module Git
class Submodule < Base
def process
Dir.chdir(self.build_dir) do
checkout_branch
pull_submodule
commit_branch
end
commit_submodule
end
private
def commit_submodule
current_branch = `git rev-parse --abbrev-ref HEAD`
message = add_signature_to_commit_message('Deployed')
`git add #{self.build_dir}`
`git commit --allow-empty -m "#{message}"`
`git push origin #{current_branch}`
end
def pull_submodule
`git fetch`
`git stash`
`git rebase #{self.remote}/#{self.branch}`
`git stash pop`
if $?.exitstatus == 1
puts "Can't deploy! Please resolve conflicts. Then process to manual commit and push on #{self.branch} branch."
exit
end
end
end
end
end
end
end