mrunalp/cartgen.rb

## cartgen.rb
#!/usr/bin/env ruby
# Usage ./cartgen.rb <cart_name>

require 'fileutils'
require 'logger'

$log = Logger.new(STDERR)

cart_name = ARGV[0]
cart_short_name = cart_name.upcase

$log.info "Generating bare cartridge for #{cart_name}"

# Create the minimum required directories
FileUtils.mkdir(cart_name)
%w[bin env metadata template].each do |dir|
  FileUtils.mkdir_p("#{cart_name}/#{dir}")
end

def write_file(file_path, contents, options = {})
  if options[:exec]
    mod = 0755
  else
    mod = 0644
  end

  File.open(file_path, 'w', mod) do |f|
    f.write(contents)
  end
end

# Create setup/install file
setup_contents = <<-EOC
#!/bin/bash -e

source $OPENSHIFT_CARTRIDGE_SDK_BASH
EOC


install_contents = <<-EOC
#!/bin/bash -e

source $OPENSHIFT_CARTRIDGE_SDK_BASH
mkdir -p $OPENSHIFT_#{cart_short_name}_DIR/logs

client_result "#{cart_name} added to the application"
EOC

# Add a control file
control_contents = <<-EOC
#!/bin/bash -e

source $OPENSHIFT_CARTRIDGE_SDK_BASH

function start {
    echo "Starting #{cart_name}"
}

function stop {
    echo "Starting #{cart_name}"
}

function restart {
    echo "Restarting #{cart_name}"
}

function status {
    client_result '#{cart_name} is running/stopped'
}

function tidy() {
  client_message "Emptying log dir: $OPENSHIFT_#{cart_short_name}_LOG_DIR"
  shopt -s dotglob
  rm -rf $OPENSHIFT_#{cart_short_name}_LOG_DIR/*
}

case "$1" in
  start) start ;;
  stop) stop ;;
  restart) restart ;;
  status) status ;;
  tidy) tidy ;;
esac

EOC

# Add a sample env variable
env_contents = <<-EOC
<%= ENV['OPENSHIFT_#{cart_short_name}_DIR'] %>/logs/
EOC

# Generate the manifest.yml
manifest_contents = <<-EOC
Name: #{cart_name}
Cartridge-Short-Name: #{cart_short_name}
Display-Name: #{cart_name.capitalize} 0.1
Description: "Description of the cart"
Version: 0.1
License: GPLv2
Vendor: Red Hat
Cartridge-Version: 0.0.1
Cartridge-Vendor: redhat
Website: "http://www.#{cart_name}.net/"
Categories:
  - embedded
Cart-Data:
  - Key: connection_url
    Type: cart_data
    Description: "#{cart_name} connection URL"
Provides:
  - #{cart_name}-0.1
  - "#{cart_name}"
Publishes:
  get-serve-info:
    Type: "NET_TCP:db-config:url"
Subscribes:
  set-db-connection-info:
    Type: "NET_TCP:db:connection-info"
    Required: false
  set-mysql-connection-info:
    Type: "NET_TCP:db:mysql"
    Required : true
Scaling:
  Min: 1
  Max: 1
Configure-Order:
  - mysql
  - #{cart_name}
Endpoints:
  - Private-IP-Name:   IP
    Private-Port-Name: PORT
    Private-Port:      8080
    Public-Port-Name:  PROXY_PORT
    Mappings:
      - Frontend:      ""
        Backend:       ""
Install-Build-Required: false

EOC

# Generate sample index.html template file
template_file_contents = <<-EOC
<!DOCTYPE html>
<html>
<body>

<h1>Heading</h1>

<p>My first paragraph.</p>

</body>
</html>
EOC

spec_file_contents = <<-EOC
%global cartridgedir %{_libexecdir}/openshift/cartridges/v2/#{cart_name}

Summary:       #{cart_name} support for OpenShift
Name:          openshift-origin-cartridge-#{cart_name}
Version:       0.1
Release:       1%{?dist}
Group:         Applications/Internet
License:       ASL 2.0
URL:           https://www.openshift.com
Source0:       http://mirror.openshift.com/pub/openshift-origin/source/%{name}/%{name}-%{version}.tar.gz
Requires:      rubygem(openshift-origin-node)
BuildArch:     noarch

%description
Provides #{cart_name} cartridge support. (Cartridge Format V2)

%prep
%setup -q

%build

%install
rm -rf %{buildroot}
mkdir -p %{buildroot}%{cartridgedir}
cp -r * %{buildroot}%{cartridgedir}/

%clean
rm -rf %{buildroot}

%files
%defattr(-,root,root,-)
%dir %{cartridgedir}
%attr(0755,-,-) %{cartridgedir}/bin/
%attr(0755,-,-) %{cartridgedir}
%{cartridgedir}/metadata/manifest.yml
%doc %{cartridgedir}/README.md

changelog

EOC

write_file(File.join(cart_name, 'bin', 'setup'), setup_contents, exec: true)
write_file(File.join(cart_name, 'bin', 'install'), install_contents, exec: true)
write_file(File.join(cart_name, 'bin', 'control'), control_contents, exec: true)
write_file(File.join(cart_name, 'env', "OPENSHIFT_#{cart_short_name}_LOG_DIR.erb"), env_contents)
write_file(File.join(cart_name, 'metadata', 'manifest.yml'), manifest_contents)
write_file(File.join(cart_name, 'template', 'index.html'), template_file_contents)
write_file(File.join(cart_name, "openshift-origin-cartridge-#{cart_name}.spec"), spec_file_contents)
	#!/usr/bin/env ruby
	# Usage ./cartgen.rb <cart_name>

	require 'fileutils'
	require 'logger'

	$log = Logger.new(STDERR)

	cart_name = ARGV[0]
	cart_short_name = cart_name.upcase

	$log.info "Generating bare cartridge for #{cart_name}"

	# Create the minimum required directories
	FileUtils.mkdir(cart_name)
	%w[bin env metadata template].each do \|dir\|
	FileUtils.mkdir_p("#{cart_name}/#{dir}")
	end

	def write_file(file_path, contents, options = {})
	if options[:exec]
	mod = 0755
	else
	mod = 0644
	end

	File.open(file_path, 'w', mod) do \|f\|
	f.write(contents)
	end
	end

	# Create setup/install file
	setup_contents = <<-EOC
	#!/bin/bash -e

	source $OPENSHIFT_CARTRIDGE_SDK_BASH
	EOC


	install_contents = <<-EOC
	#!/bin/bash -e

	source $OPENSHIFT_CARTRIDGE_SDK_BASH
	mkdir -p $OPENSHIFT_#{cart_short_name}_DIR/logs

	client_result "#{cart_name} added to the application"
	EOC

	# Add a control file
	control_contents = <<-EOC
	#!/bin/bash -e

	source $OPENSHIFT_CARTRIDGE_SDK_BASH

	function start {
	echo "Starting #{cart_name}"
	}

	function stop {
	echo "Starting #{cart_name}"
	}

	function restart {
	echo "Restarting #{cart_name}"
	}

	function status {
	client_result '#{cart_name} is running/stopped'
	}

	function tidy() {
	client_message "Emptying log dir: $OPENSHIFT_#{cart_short_name}_LOG_DIR"
	shopt -s dotglob
	rm -rf $OPENSHIFT_#{cart_short_name}_LOG_DIR/*
	}

	case "$1" in
	start) start ;;
	stop) stop ;;
	restart) restart ;;
	status) status ;;
	tidy) tidy ;;
	esac

	EOC

	# Add a sample env variable
	env_contents = <<-EOC
	<%= ENV['OPENSHIFT_#{cart_short_name}_DIR'] %>/logs/
	EOC

	# Generate the manifest.yml
	manifest_contents = <<-EOC
	Name: #{cart_name}
	Cartridge-Short-Name: #{cart_short_name}
	Display-Name: #{cart_name.capitalize} 0.1
	Description: "Description of the cart"
	Version: 0.1
	License: GPLv2
	Vendor: Red Hat
	Cartridge-Version: 0.0.1
	Cartridge-Vendor: redhat
	Website: "http://www.#{cart_name}.net/"
	Categories:
	- embedded
	Cart-Data:
	- Key: connection_url
	Type: cart_data
	Description: "#{cart_name} connection URL"
	Provides:
	- #{cart_name}-0.1
	- "#{cart_name}"
	Publishes:
	get-serve-info:
	Type: "NET_TCP:db-config:url"
	Subscribes:
	set-db-connection-info:
	Type: "NET_TCP:db:connection-info"
	Required: false
	set-mysql-connection-info:
	Type: "NET_TCP:db:mysql"
	Required : true
	Scaling:
	Min: 1
	Max: 1
	Configure-Order:
	- mysql
	- #{cart_name}
	Endpoints:
	- Private-IP-Name: IP
	Private-Port-Name: PORT
	Private-Port: 8080
	Public-Port-Name: PROXY_PORT
	Mappings:
	- Frontend: ""
	Backend: ""
	Install-Build-Required: false

	EOC

	# Generate sample index.html template file
	template_file_contents = <<-EOC
	<!DOCTYPE html>
	<html>
	<body>

	<h1>Heading</h1>

	<p>My first paragraph.</p>

	</body>
	</html>
	EOC

	spec_file_contents = <<-EOC
	%global cartridgedir %{_libexecdir}/openshift/cartridges/v2/#{cart_name}

	Summary: #{cart_name} support for OpenShift
	Name: openshift-origin-cartridge-#{cart_name}
	Version: 0.1
	Release: 1%{?dist}
	Group: Applications/Internet
	License: ASL 2.0
	URL: https://www.openshift.com
	Source0: http://mirror.openshift.com/pub/openshift-origin/source/%{name}/%{name}-%{version}.tar.gz
	Requires: rubygem(openshift-origin-node)
	BuildArch: noarch

	%description
	Provides #{cart_name} cartridge support. (Cartridge Format V2)

	%prep
	%setup -q

	%build

	%install
	rm -rf %{buildroot}
	mkdir -p %{buildroot}%{cartridgedir}
	cp -r * %{buildroot}%{cartridgedir}/

	%clean
	rm -rf %{buildroot}

	%files
	%defattr(-,root,root,-)
	%dir %{cartridgedir}
	%attr(0755,-,-) %{cartridgedir}/bin/
	%attr(0755,-,-) %{cartridgedir}
	%{cartridgedir}/metadata/manifest.yml
	%doc %{cartridgedir}/README.md

	changelog

	EOC

	write_file(File.join(cart_name, 'bin', 'setup'), setup_contents, exec: true)
	write_file(File.join(cart_name, 'bin', 'install'), install_contents, exec: true)
	write_file(File.join(cart_name, 'bin', 'control'), control_contents, exec: true)
	write_file(File.join(cart_name, 'env', "OPENSHIFT_#{cart_short_name}_LOG_DIR.erb"), env_contents)
	write_file(File.join(cart_name, 'metadata', 'manifest.yml'), manifest_contents)
	write_file(File.join(cart_name, 'template', 'index.html'), template_file_contents)
	write_file(File.join(cart_name, "openshift-origin-cartridge-#{cart_name}.spec"), spec_file_contents)