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|
# frozen_string_literal: true
require "net/http"
require "yaml"
require "open3"
module Docker
#
# Manages byebug docker images
#
class Manager
VERSIONS = %w[
2.4.9
2.5.7
2.6.5
2.7.0
].freeze
LINE_EDITORS = %w[
readline
libedit
].freeze
COMPILERS = %w[
gcc
clang
].freeze
attr_reader :version, :line_editor, :compiler
def initialize(version:, line_editor:, compiler:)
@version = version
@line_editor = line_editor
@compiler = compiler
end
def login
self.class.login
end
def build
command = <<-COMMAND
docker build \
--tag "#{tag}" \
--build-arg "ruby_download_url=#{download_url}" \
--build-arg "ruby_download_sha256=#{download_sha256}" \
--build-arg "compiler=#{compiler}" \
--build-arg "line_edit_lib=#{line_editor_package}" \
--build-arg "line_edit_config=#{line_editor_configure_flag}" \
--file "docker/Dockerfile" \
.
COMMAND
print "Building image #{tag} via `#{squish(command)}`... "
run(command)
end
def test
command = <<-COMMAND
docker run --rm -v$(pwd):/byebug #{tag} bash -c 'bin/setup.sh && bin/rake'
COMMAND
print "Testing image #{tag}: #{squish(command)} "
run(command)
end
def push
print "Pushing image #{tag}... "
run("docker push #{tag}")
end
class << self
def build_default
for_last_version_variants(&:build)
end
def test_default
for_last_version_variants(&:test)
end
def push_default
login
for_last_version_variants(&:push)
end
def build_all
for_all_images(&:build)
end
def test_all
for_all_images(&:test)
end
def push_all
login
for_all_images(&:push)
end
def release_info
@release_info ||= YAML.safe_load(
Net::HTTP.get(URI.parse(releases_url)),
[Date]
)
end
def run(*command)
output, status = Open3.capture2e(*command)
success = status.success?
puts(success ? "✔" : "❌")
return if success
puts output
abort
end
def login
command = %W[
docker
login
-u
#{ENV['DOCKER_USER']}
-p
#{ENV['DOCKER_PASS']}
]
print "Logging in to dockerhub... "
run(*command)
end
private
def releases_url
"https://raw.githubusercontent.com/ruby/www.ruby-lang.org/master/_data/releases.yml"
end
def for_all_images(&block)
VERSIONS.each do |version|
for_variants_of(version, &block)
end
end
def for_last_version_variants(&block)
for_variants_of(VERSIONS.last, &block)
end
def for_variants_of(version)
COMPILERS.each do |compiler|
LINE_EDITORS.each do |line_editor|
manager = new(
version: version,
line_editor: line_editor,
compiler: compiler
)
yield(manager)
end
end
end
end
private
def line_editor_package
line_editor == "readline" ? "readline-dev" : "libedit-dev"
end
def line_editor_configure_flag
line_editor == "readline" ? "" : "--enable-libedit"
end
def download_url
if version == "head"
"#{download_url_base}/snapshot.tar.xz"
else
"#{download_url_base}/#{abi_version}/ruby-#{version}.tar.xz"
end
end
def abi_version
version.split(".")[0..1].join(".")
end
def download_url_base
"https://cache.ruby-lang.org/pub/ruby"
end
def release_info
self.class.release_info
end
def download_sha256
version_info = release_info.find { |entry| entry["version"] == version }
return unless version_info
version_info["sha256"]["xz"]
end
def run(*command)
self.class.run(*command)
end
def tag
"deividrodriguez/byebug:#{version}-#{line_editor}-#{compiler}"
end
def squish(command)
command.gsub(/[\n ]+/, " ").strip
end
end
end
|
