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lib/deb_utils.rb: Improve .deb unarchive algorithm (#6848)

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* Fix `.deb` unarchive algorithm

* signal_desktop.rb: use source_url

* signal_desktop.rb: Remove alien dep

* Add color for error message

* Add color for error message
This commit is contained in:
supechicken
2022-03-11 23:12:05 +08:00
committed by GitHub
parent b462ee5d16
commit 80204ded10
2 changed files with 10 additions and 17 deletions
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14
lib/deb_utils.rb
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@@ -15,7 +15,7 @@ module DebUtils
# get first line of the given file, should be a signature string (`!<arch>\n`) if it is a valid deb file
signature = src_fileIO.gets
abort 'Malformed archive :/' unless signature == "!<arch>\n"
abort 'Malformed archive :/'.lightred unless signature == "!<arch>\n"
# process each file in archive
while (line = src_fileIO.gets) do
@@ -23,8 +23,12 @@ module DebUtils
name, modtime, uid, gid, mode, size, end_char = \
line.scan(/(.{16})(.{12})(.{6})(.{6})(.{8})(.{10})(.{1})/).flatten.map(&:strip)
# remove slash suffix from filename (if any)
# (a `.deb` ar archive does not support any directories, so we can confirm that all entries are normal files)
name.sub!(/\/$/, '')
# check ending byte
abort "Malformed archive :/" unless end_char == '`'
abort 'Malformed archive :/'.lightred unless end_char == '`'
# capture file in archive with given offset bytes (file size)
fileContent = src_fileIO.read(size.to_i)
@@ -33,14 +37,12 @@ module DebUtils
if target.is_a?(String) and name == target
# if target is passed as string, write matched file to filesyetem and exit function
# write to filesystem
File.open(name, 'wb') {|dst_fileIO| dst_fileIO.write(fileContent) }
# exit function
return true
return File.binwrite(name, fileContent, perm: mode.to_i(8))
elsif target.is_a?(Regexp) and name =~ target
# if target is passed as regex, write matched file to filesyetem and continue
# searching for another matched file until EOF
# write to filesystem
File.open(name, 'wb') {|dst_fileIO| dst_fileIO.write(fileContent) }
File.binwrite(name, fileContent, perm: mode.to_i(8))
file_found = true
end
end

13
packages/signal_desktop.rb
View File

@@ -6,22 +6,13 @@ class Signal_desktop < Package
version '5.34.0'
license 'AGPL-3.0'
compatibility 'x86_64'
source_url 'SKIP'
source_url "http://updates.signal.org/desktop/apt/pool/main/s/signal-desktop/signal-desktop_#{version}_amd64.deb"
source_sha256 'b94e1626d77dab0ae31e0b0ad280e0fe909fff995f361a0c0c477f9475272f09'
depends_on 'alien' => :build
depends_on 'at_spi2_atk'
depends_on 'gtk3'
depends_on 'sommelier'
def self.build
system "curl -L#O http://updates.signal.org/desktop/apt/pool/main/s/signal-desktop/signal-desktop_#{version}_amd64.deb"
unless Digest::SHA256.hexdigest( File.read("signal-desktop_#{version}_amd64.deb") ) == 'b94e1626d77dab0ae31e0b0ad280e0fe909fff995f361a0c0c477f9475272f09'
abort 'Checksum mismatch. :/ Try again.'.lightred
end
system "alien -tc signal-desktop_#{version}_amd64.deb"
system "tar xvf signal-desktop-#{version}.tgz"
end
def self.install
FileUtils.mkdir_p "#{CREW_DEST_PREFIX}/bin"
FileUtils.mv 'usr/share', "#{CREW_DEST_PREFIX}"