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|
#!/usr/bin/env ruby
require 'erb'
require 'fileutils'
require 'tmpdir'
require 'optparse'
File.umask(0022)
SOURCE_DIR = File.absolute_path(File.join(__dir__, '..', '..'))
RUBY_VERSION_FILE = File.join('gitaly', 'version.rb')
def parse_options
options = {}
option_parser = OptionParser.new do |opts|
opts.banner = "Usage: build-proto-gem [options]"
opts.on("-n", "--name NAME", "Name of the gem. By default, the name is hard-coded to `gitaly`") do |name|
options[:gem_name] = name
end
opts.on_tail("--skip-verify-tag", "Skip verification that this is run for a tagged Gitaly commit") do
options[:skip_verify_tag] = true
end
opts.on("-w", "--working-dir DIR", "Working dir of the gem. If not specified, a temporary dir is used") do |path|
options[:working_dir] = path
end
opts.on("-o", "--output PATH", "output path for the gem") do |path|
options[:output_path] = File.absolute_path(path)
end
end
option_parser.parse!
if options[:output_path].nil?
puts option_parser.help
exit 1
end
return options
end
def main(options)
version = File.read(File.join(SOURCE_DIR, 'VERSION')).strip
unless version.match?(/\d+\.\d+\.\d+(-rc\d+)?/)
abort "Version string #{version.inspect} does not look like a Gitaly Release tag (e.g. \"v1.0.2\"). Aborting."
end
if options[:skip_verify_tag]
matches = /^(\d+\.\d+\.\d+).*/.match(version)
if matches.nil?
abort "Invalid version number #{version}"
end
ref = capture!(%w[git rev-parse --short HEAD]).chomp
version = "#{matches[1]}-#{ref}"
else
ref = capture!(%w[git describe --tag]).chomp
if ref != "v#{version}"
abort "Checkout tag v#{version} to publish.\n\t git checkout v#{version}"
end
end
puts 'Testing for changed files'
run!(%w[git diff --quiet --exit-code])
puts 'Testing for staged changes'
run!(%w[git diff --quiet --cached --exit-code])
if options[:working_dir]
output_dir = File.absolute_path(options[:working_dir])
generate_sources(output_dir, version)
build_gem(options, output_dir, options[:output_path])
else
Dir.mktmpdir do |output_dir|
generate_sources(output_dir, version)
build_gem(options, output_dir, options[:output_path])
end
end
end
def generate_sources(output_dir, version)
proto_output_dir = File.absolute_path(File.join(output_dir, 'ruby', 'proto', 'gitaly'))
FileUtils.mkdir_p(proto_output_dir)
proto_dir = File.join(SOURCE_DIR, 'proto')
proto_files = Dir[File.join(proto_dir, '*.proto')].sort
run!(
%W[bundle exec grpc_tools_ruby_protoc -I #{proto_dir} --ruby_out=#{proto_output_dir} --grpc_out=#{proto_output_dir}] + proto_files,
File.join(SOURCE_DIR, 'tools', 'protogem')
)
write_version_file(output_dir, version)
write_ruby_requires(output_dir)
end
def build_gem(options, output_dir, output_path)
gemspec = <<~EOT
# coding: utf-8
prefix = 'ruby/proto'
$LOAD_PATH.unshift(File.expand_path(File.join(prefix), __dir__))
require 'gitaly/version'
Gem::Specification.new do |spec|
spec.name = "#{options[:gem_name] || 'gitaly'}"
spec.version = Gitaly::VERSION
spec.authors = ["GitLab Engineering"]
spec.email = ["engineering@gitlab.com"]
spec.summary = %q{Auto-generated gRPC client for gitaly}
spec.description = %q{Auto-generated gRPC client for gitaly.}
spec.homepage = "https://gitlab.com/gitlab-org/gitaly"
spec.license = "MIT"
spec.metadata = {
"homepage_uri" => "https://gitlab.com/gitlab-org/gitaly",
"bug_tracker_uri" => "https://gitlab.com/gitlab-org/gitaly/-/issues",
"source_code_uri" => "https://gitlab.com/gitlab-org/gitaly/-/tree/master/proto",
}
spec.files = Dir['**/*.rb']
spec.require_paths = [prefix]
spec.add_dependency "grpc", "~> 1.0"
end
EOT
gemspec_path = File.absolute_path(File.join(output_dir, 'gitaly.gemspec'))
open(gemspec_path, 'w') { |f| f.write(gemspec) }
run!(['gem', 'build', gemspec_path, '--output', output_path], output_dir)
abort "gem not found" unless File.exist?(output_path)
end
def write_version_file(output_dir, version)
path = File.join(output_dir, 'ruby', 'proto', RUBY_VERSION_FILE)
content = <<~EOF
# This file is generated by #{File.basename($0)}. Do not edit.
module Gitaly
VERSION = '#{version}'
end
EOF
open(path, 'w') { |f| f.write(content) }
end
def write_ruby_requires(output_dir)
requires = Dir.glob(File.join('gitaly', '*_services_pb.rb'), base: File.join(output_dir, 'ruby', 'proto')).sort
abort "No auto-generated Ruby service files found" if requires.empty?
requires.unshift(RUBY_VERSION_FILE)
gem_root = File.join(output_dir, 'ruby', 'proto', 'gitaly.rb')
gem_root_template = ERB.new <<~EOT
# This file is generated by #{File.basename($0)}. Do not edit.
$:.unshift(File.expand_path('../gitaly', __FILE__))
<% requires.each do |f| %>
require '<%= f.sub(/\.rb$/, '') %>'
<% end %>
EOT
open(gem_root, 'w') { |f| f.write(gem_root_template.result(binding)) }
end
def run!(cmd, chdir='.')
GitalySupport.print_cmd(cmd)
unless system(*cmd, chdir: chdir)
GitalySupport.fail_cmd!(cmd)
end
end
def capture!(cmd, chdir='.')
GitalySupport.print_cmd(cmd)
output = IO.popen(cmd, chdir: chdir) { |io| io.read }
GitalySupport.fail_cmd!(cmd) unless $?.success?
output
end
module GitalySupport
class << self
def print_cmd(cmd)
puts '-> ' + printable_cmd(cmd)
end
def fail_cmd!(cmd)
abort "command failed: #{printable_cmd(cmd)}"
end
def printable_cmd(cmd)
cmd.join(' ')
end
end
end
main(parse_options)
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