diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/rubygems.rb | 17 | ||||
| -rw-r--r-- | lib/rubygems/package.rb | 2 | ||||
| -rw-r--r-- | lib/rubygems/package/tar_writer.rb | 8 | ||||
| -rw-r--r-- | lib/rubygems/specification.rb | 2 |
4 files changed, 23 insertions, 6 deletions
diff --git a/lib/rubygems.rb b/lib/rubygems.rb index 4d06d98fdf..2676fbd3db 100644 --- a/lib/rubygems.rb +++ b/lib/rubygems.rb @@ -1242,6 +1242,23 @@ An Array (#{env.inspect}) was passed in from #{caller[3]} end + ## + # The SOURCE_DATE_EPOCH environment variable (or, if that's not set, the current time), converted to Time object. + # This is used throughout RubyGems for enabling reproducible builds. + # + # If it is not set as an environment variable already, this also sets it. + # + # Details on SOURCE_DATE_EPOCH: + # https://reproducible-builds.org/specs/source-date-epoch/ + + def self.source_date_epoch + if ENV["SOURCE_DATE_EPOCH"].nil? || ENV["SOURCE_DATE_EPOCH"].empty? + ENV["SOURCE_DATE_EPOCH"] = Time.now.to_i.to_s + end + + Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc.freeze + end + # FIX: Almost everywhere else we use the `def self.` way of defining class # methods, and then we switch over to `class << self` here. Pick one or the # other. diff --git a/lib/rubygems/package.rb b/lib/rubygems/package.rb index 16cda5affe..bef37aedc1 100644 --- a/lib/rubygems/package.rb +++ b/lib/rubygems/package.rb @@ -193,7 +193,7 @@ class Gem::Package def initialize(gem, security_policy) # :notnew: @gem = gem - @build_time = ENV["SOURCE_DATE_EPOCH"] ? Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc : Time.now + @build_time = Gem.source_date_epoch @checksums = {} @contents = nil @digests = Hash.new { |h, algorithm| h[algorithm] = {} } diff --git a/lib/rubygems/package/tar_writer.rb b/lib/rubygems/package/tar_writer.rb index 87ee39a944..96d8184e8e 100644 --- a/lib/rubygems/package/tar_writer.rb +++ b/lib/rubygems/package/tar_writer.rb @@ -123,7 +123,7 @@ class Gem::Package::TarWriter header = Gem::Package::TarHeader.new :name => name, :mode => mode, :size => size, :prefix => prefix, - :mtime => ENV["SOURCE_DATE_EPOCH"] ? Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc : Time.now + :mtime => Gem.source_date_epoch @io.write header @io.pos = final_pos @@ -217,7 +217,7 @@ class Gem::Package::TarWriter header = Gem::Package::TarHeader.new(:name => name, :mode => mode, :size => size, :prefix => prefix, - :mtime => ENV["SOURCE_DATE_EPOCH"] ? Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc : Time.now).to_s + :mtime => Gem.source_date_epoch).to_s @io.write header os = BoundedStream.new @io, size @@ -245,7 +245,7 @@ class Gem::Package::TarWriter :size => 0, :typeflag => "2", :linkname => target, :prefix => prefix, - :mtime => ENV["SOURCE_DATE_EPOCH"] ? Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc : Time.now).to_s + :mtime => Gem.source_date_epoch).to_s @io.write header @@ -298,7 +298,7 @@ class Gem::Package::TarWriter header = Gem::Package::TarHeader.new :name => name, :mode => mode, :typeflag => "5", :size => 0, :prefix => prefix, - :mtime => ENV["SOURCE_DATE_EPOCH"] ? Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc : Time.now + :mtime => Gem.source_date_epoch @io.write header diff --git a/lib/rubygems/specification.rb b/lib/rubygems/specification.rb index c023e4f4aa..b3db311cbf 100644 --- a/lib/rubygems/specification.rb +++ b/lib/rubygems/specification.rb @@ -1667,7 +1667,7 @@ class Gem::Specification < Gem::BasicSpecification # https://reproducible-builds.org/specs/source-date-epoch/ def date - @date ||= ENV["SOURCE_DATE_EPOCH"] ? Time.utc(*Time.at(ENV["SOURCE_DATE_EPOCH"].to_i).utc.to_a[3..5].reverse) : TODAY + @date ||= Time.utc(*Gem.source_date_epoch.utc.to_a[3..5].reverse) end DateLike = Object.new # :nodoc: |