/
livecheck.rb
491 lines (402 loc) 路 15.3 KB
/
livecheck.rb
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# typed: false
# frozen_string_literal: true
require "livecheck/strategy"
require "ruby-progressbar"
require "uri"
module Homebrew
# The {Livecheck} module consists of methods used by the `brew livecheck`
# command. These methods print the requested livecheck information
# for formulae.
#
# @api private
module Livecheck
module_function
GITEA_INSTANCES = %w[
codeberg.org
gitea.com
opendev.org
tildegit.org
].freeze
GOGS_INSTANCES = %w[
lolg.it
].freeze
STRATEGY_SYMBOLS_TO_SKIP_PREPROCESS_URL = [
:github_latest,
:page_match,
].freeze
UNSTABLE_VERSION_KEYWORDS = %w[
alpha
beta
bpo
dev
experimental
prerelease
preview
rc
].freeze
# Executes the livecheck logic for each formula in the `formulae_to_check` array
# and prints the results.
# @return [nil]
def livecheck_formulae(formulae_to_check, args)
# Identify any non-homebrew/core taps in use for current formulae
non_core_taps = {}
formulae_to_check.each do |f|
next if f.tap.blank?
next if f.tap.name == CoreTap.instance.name
next if non_core_taps[f.tap.name]
non_core_taps[f.tap.name] = f.tap
end
non_core_taps = non_core_taps.sort.to_h
# Load additional Strategy files from taps
non_core_taps.each_value do |tap|
tap_strategy_path = "#{tap.path}/livecheck/strategy"
Dir["#{tap_strategy_path}/*.rb"].sort.each(&method(:require)) if Dir.exist?(tap_strategy_path)
end
# Cache demodulized strategy names, to avoid repeating this work
@livecheck_strategy_names = {}
Strategy.constants.sort.each do |strategy_symbol|
strategy = Strategy.const_get(strategy_symbol)
@livecheck_strategy_names[strategy] = strategy.name.demodulize
end
@livecheck_strategy_names.freeze
has_a_newer_upstream_version = false
if args.json? && !args.quiet? && $stderr.tty?
total_formulae = if formulae_to_check == Formula
formulae_to_check.count
else
formulae_to_check.length
end
Tty.with($stderr) do |stderr|
stderr.puts Formatter.headline("Running checks", color: :blue)
end
progress = ProgressBar.create(
total: total_formulae,
progress_mark: "#",
remainder_mark: ".",
format: " %t: [%B] %c/%C ",
output: $stderr,
)
end
formulae_checked = formulae_to_check.sort.map.with_index do |formula, i|
if args.debug? && i.positive?
puts <<~EOS
----------
EOS
end
skip_result = skip_conditions(formula, args: args)
next skip_result if skip_result != false
formula.head&.downloader&.shutup!
# Use the `stable` version for comparison except for installed
# head-only formulae. A formula with `stable` and `head` that's
# installed using `--head` will still use the `stable` version for
# comparison.
current = if formula.head_only?
formula.any_installed_version.version.commit
else
formula.stable.version
end
latest = if formula.head_only?
formula.head.downloader.fetch_last_commit
else
version_info = latest_version(formula, args: args)
version_info[:latest] if version_info.present?
end
if latest.blank?
no_versions_msg = "Unable to get versions"
raise TypeError, no_versions_msg unless args.json?
next version_info if version_info.is_a?(Hash) && version_info[:status] && version_info[:messages]
next status_hash(formula, "error", [no_versions_msg], args: args)
end
if (m = latest.to_s.match(/(.*)-release$/)) && !current.to_s.match(/.*-release$/)
latest = Version.new(m[1])
end
is_outdated = if formula.head_only?
# A HEAD-only formula is considered outdated if the latest upstream
# commit hash is different than the installed version's commit hash
(current != latest)
else
(current < latest)
end
is_newer_than_upstream = formula.stable? && (current > latest)
info = {
formula: formula_name(formula, args: args),
version: {
current: current.to_s,
latest: latest.to_s,
outdated: is_outdated,
newer_than_upstream: is_newer_than_upstream,
},
meta: {
livecheckable: formula.livecheckable?,
},
}
info[:meta][:head_only] = true if formula.head_only?
info[:meta].merge!(version_info[:meta]) if version_info.present? && version_info.key?(:meta)
next if args.newer_only? && !info[:version][:outdated]
has_a_newer_upstream_version ||= true
if args.json?
progress&.increment
info.except!(:meta) unless args.verbose?
next info
end
print_latest_version(info, args: args)
nil
rescue => e
Homebrew.failed = true
if args.json?
progress&.increment
status_hash(formula, "error", [e.to_s], args: args)
elsif !args.quiet?
onoe "#{Tty.blue}#{formula_name(formula, args: args)}#{Tty.reset}: #{e}"
nil
end
end
if args.newer_only? && !has_a_newer_upstream_version && !args.debug? && !args.json?
puts "No newer upstream versions."
end
return unless args.json?
if progress
progress.finish
Tty.with($stderr) do |stderr|
stderr.print "#{Tty.up}#{Tty.erase_line}" * 2
end
end
puts JSON.generate(formulae_checked.compact)
end
# Returns the fully-qualified name of a formula if the `full_name` argument is
# provided; returns the name otherwise.
# @return [String]
def formula_name(formula, args:)
args.full_name? ? formula.full_name : formula.name
end
def status_hash(formula, status_str, messages = nil, args:)
status_hash = {
formula: formula_name(formula, args: args),
status: status_str,
}
status_hash[:messages] = messages if messages.is_a?(Array)
if args.verbose?
status_hash[:meta] = {
livecheckable: formula.livecheckable?,
}
status_hash[:meta][:head_only] = true if formula.head_only?
end
status_hash
end
# If a formula has to be skipped, it prints or returns a Hash contaning the reason
# for doing so; returns false otherwise.
# @return [Hash, nil, Boolean]
def skip_conditions(formula, args:)
if formula.deprecated? && !formula.livecheckable?
return status_hash(formula, "deprecated", args: args) if args.json?
puts "#{Tty.red}#{formula_name(formula, args: args)}#{Tty.reset} : deprecated" unless args.quiet?
return
end
if formula.disabled? && !formula.livecheckable?
return status_hash(formula, "disabled", args: args) if args.json?
puts "#{Tty.red}#{formula_name(formula, args: args)}#{Tty.reset} : disabled" unless args.quiet?
return
end
if formula.versioned_formula? && !formula.livecheckable?
return status_hash(formula, "versioned", args: args) if args.json?
puts "#{Tty.red}#{formula_name(formula, args: args)}#{Tty.reset} : versioned" unless args.quiet?
return
end
if formula.head_only? && !formula.any_version_installed?
head_only_msg = "HEAD only formula must be installed to be livecheckable"
return status_hash(formula, "error", [head_only_msg], args: args) if args.json?
puts "#{Tty.red}#{formula_name(formula, args: args)}#{Tty.reset} : #{head_only_msg}" unless args.quiet?
return
end
is_gist = formula.stable&.url&.include?("gist.github.com")
if formula.livecheck.skip? || is_gist
skip_msg = if formula.livecheck.skip_msg.is_a?(String) &&
formula.livecheck.skip_msg.present?
formula.livecheck.skip_msg.to_s
elsif is_gist
"Stable URL is a GitHub Gist"
else
""
end
return status_hash(formula, "skipped", (skip_msg.blank? ? nil : [skip_msg]), args: args) if args.json?
unless args.quiet?
puts "#{Tty.red}#{formula_name(formula, args: args)}#{Tty.reset} : skipped" \
"#{" - #{skip_msg}" if skip_msg.present?}"
end
return
end
false
end
# Formats and prints the livecheck result for a formula.
# @return [nil]
def print_latest_version(info, args:)
formula_s = "#{Tty.blue}#{info[:formula]}#{Tty.reset}"
formula_s += " (guessed)" if !info[:meta][:livecheckable] && args.verbose?
current_s = if info[:version][:newer_than_upstream]
"#{Tty.red}#{info[:version][:current]}#{Tty.reset}"
else
info[:version][:current]
end
latest_s = if info[:version][:outdated]
"#{Tty.green}#{info[:version][:latest]}#{Tty.reset}"
else
info[:version][:latest]
end
puts "#{formula_s} : #{current_s} ==> #{latest_s}"
end
# Returns an Array containing the formula URLs that can be used by livecheck.
# @return [Array]
def checkable_urls(formula)
urls = []
urls << formula.head.url if formula.head
if formula.stable
urls << formula.stable.url
urls.concat(formula.stable.mirrors)
end
urls << formula.homepage if formula.homepage
urls.compact
end
# Preprocesses and returns the URL used by livecheck.
# @return [String]
def preprocess_url(url)
begin
uri = URI.parse url
rescue URI::InvalidURIError
return url
end
host = uri.host == "github.s3.amazonaws.com" ? "github.com" : uri.host
path = uri.path.delete_prefix("/").delete_suffix(".git")
scheme = uri.scheme
if host.end_with?("github.com")
return url if path.match? %r{/releases/latest/?$}
owner, repo = path.delete_prefix("downloads/").split("/")
url = "#{scheme}://#{host}/#{owner}/#{repo}.git"
elsif host.end_with?(*GITEA_INSTANCES)
return url if path.match? %r{/releases/latest/?$}
owner, repo = path.split("/")
url = "#{scheme}://#{host}/#{owner}/#{repo}.git"
elsif host.end_with?(*GOGS_INSTANCES)
owner, repo = path.split("/")
url = "#{scheme}://#{host}/#{owner}/#{repo}.git"
# sourcehut
elsif host.end_with?("git.sr.ht")
owner, repo = path.split("/")
url = "#{scheme}://#{host}/#{owner}/#{repo}"
# GitLab (gitlab.com or self-hosted)
elsif path.include?("/-/archive/")
url = url.sub(%r{/-/archive/.*$}i, ".git")
end
url
end
# Identifies the latest version of the formula and returns a Hash containing
# the version information. Returns nil if a latest version couldn't be found.
# @return [Hash, nil]
def latest_version(formula, args:)
has_livecheckable = formula.livecheckable?
livecheck = formula.livecheck
livecheck_regex = livecheck.regex
livecheck_strategy = livecheck.strategy
livecheck_url = livecheck.url
urls = [livecheck_url] if livecheck_url.present?
urls ||= checkable_urls(formula)
if args.debug?
puts
puts "Formula: #{formula_name(formula, args: args)}"
puts "Head only?: true" if formula.head_only?
puts "Livecheckable?: #{has_livecheckable ? "Yes" : "No"}"
end
urls.each_with_index do |original_url, i|
if args.debug?
puts
puts "URL: #{original_url}"
end
# Skip Gists until/unless we create a method of identifying revisions
if original_url.include?("gist.github.com")
odebug "Skipping: GitHub Gists are not supported"
next
end
# Only preprocess the URL when it's appropriate
url = if STRATEGY_SYMBOLS_TO_SKIP_PREPROCESS_URL.include?(livecheck_strategy)
original_url
else
preprocess_url(original_url)
end
strategies = Strategy.from_url(
url,
livecheck_strategy: livecheck_strategy,
regex_provided: livecheck_regex.present?,
)
strategy = Strategy.from_symbol(livecheck_strategy)
strategy ||= strategies.first
strategy_name = @livecheck_strategy_names[strategy]
if args.debug?
puts "URL (processed): #{url}" if url != original_url
if strategies.present? && args.verbose?
puts "Strategies: #{strategies.map { |s| @livecheck_strategy_names[s] }.join(", ")}"
end
puts "Strategy: #{strategy.blank? ? "None" : strategy_name}"
puts "Regex: #{livecheck_regex.inspect}" if livecheck_regex.present?
end
if livecheck_strategy == :page_match && livecheck_regex.blank?
odebug "#{strategy_name} strategy requires a regex"
next
end
if livecheck_strategy.present? && strategies.exclude?(strategy)
odebug "#{strategy_name} strategy does not apply to this URL"
next
end
next if strategy.blank?
strategy_data = strategy.find_versions(url, livecheck_regex)
match_version_map = strategy_data[:matches]
regex = strategy_data[:regex]
if strategy_data[:messages].is_a?(Array) && match_version_map.blank?
puts strategy_data[:messages] unless args.json?
next if i + 1 < urls.length
return status_hash(formula, "error", strategy_data[:messages], args: args)
end
if args.debug?
puts "URL (strategy): #{strategy_data[:url]}" if strategy_data[:url] != url
puts "Regex (strategy): #{strategy_data[:regex].inspect}" if strategy_data[:regex] != livecheck_regex
end
match_version_map.delete_if do |_match, version|
next true if version.blank?
next false if has_livecheckable
UNSTABLE_VERSION_KEYWORDS.any? do |rejection|
version.to_s.include?(rejection)
end
end
if args.debug? && match_version_map.present?
puts
puts "Matched Versions:"
if args.verbose?
match_version_map.each do |match, version|
puts "#{match} => #{version.inspect}"
end
else
puts match_version_map.values.join(", ")
end
end
next if match_version_map.blank?
version_info = {
latest: Version.new(match_version_map.values.max),
}
if args.json? && args.verbose?
version_info[:meta] = {
url: {
original: original_url,
},
strategy: strategy.blank? ? nil : strategy_name,
}
version_info[:meta][:url][:processed] = url if url != original_url
version_info[:meta][:url][:strategy] = strategy_data[:url] if strategy_data[:url] != url
if strategies.present?
version_info[:meta][:strategies] = strategies.map { |s| @livecheck_strategy_names[s] }
end
version_info[:meta][:regex] = regex.inspect if regex.present?
end
return version_info
end
nil
end
end
end