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# frozen_string_literal: true
require 'digest'
require 'puppet/util/execution'
require 'shellwords'
module PuppetX
module Bodeco
class Archive
def initialize(file)
@file = file
@file_path = if Facter.value(:osfamily) == 'windows'
"\"#{file}\""
else
Shellwords.shellescape file
end
end
def checksum(type)
return nil if type == :none
digest = Digest.const_get(type.to_s.upcase)
digest.file(@file).hexdigest
rescue LoadError
raise $ERROR_INFO, "invalid checksum type #{type}. #{$ERROR_INFO}", $ERROR_INFO.backtrace
end
def root_dir
if Facter.value(:osfamily) == 'windows'
'C:\\'
else
'/'
end
end
def extract(path = root_dir, opts = {})
opts = {
custom_command: nil,
options: '',
uid: nil,
gid: nil
}.merge(opts)
custom_command = opts.fetch(:custom_command, nil)
options = opts.fetch(:options)
Dir.chdir(path) do
cmd = if custom_command && custom_command =~ %r{%s}
custom_command % @file_path
elsif custom_command
"#{custom_command} #{options} #{@file_path}"
else
command(options)
end
Puppet.debug("Archive extracting #{@file} in #{path}: #{cmd}")
File.chmod(0o644, @file) if opts[:uid] || opts[:gid]
Puppet::Util::Execution.execute(cmd, uid: opts[:uid], gid: opts[:gid], failonfail: true, squelch: false, combine: true)
end
end
private
def win_7zip
if ENV['path'].include?('7-Zip') || system('where 7z.exe')
'7z.exe'
elsif File.directory?('C:\\Program Files\\7-Zip')
'C:\\Program Files\\7-Zip\\7z.exe'
elsif File.directory?('C:\\Program Files (x86)\\7-zip')
'C:\\Program Files (x86)\\7-Zip\\7z.exe'
elsif @file_path =~ %r{.zip"$}
# Fallback to powershell for zipfiles - this works with windows
# 2012+ if your powershell/.net is too old the script will fail
# on execution and ask user to install 7zip.
# We have to manually extract each entry in the zip file
# to ensure we extract fresh copy because `ExtractToDirectory`
# method does not support overwriting
ps = <<-END
try {
Add-Type -AssemblyName System.IO.Compression.FileSystem -erroraction "silentlycontinue"
$zipFile = [System.IO.Compression.ZipFile]::openread(#{@file_path})
foreach ($zipFileEntry in $zipFile.Entries) {
$pwd = (Get-Item -Path "." -Verbose).FullName
$outputFile = [io.path]::combine($pwd, $zipFileEntry.FullName)
$dir = ([io.fileinfo]$outputFile).DirectoryName
if (-not(Test-Path -type Container -path $dir)) {
mkdir $dir
}
if ($zipFileEntry.Name -ne "") {
write-host "[extract] $zipFileEntry.Name"
[System.IO.Compression.ZipFileExtensions]::ExtractToFile($zipFileEntry, $outputFile, $true)
}
}
} catch [System.invalidOperationException] {
write-error "Your OS does not support System.IO.Compression.FileSystem - please install 7zip"
}
END
"powershell -command #{ps.gsub(%r{"}, '\\"').gsub(%r{\n}, '; ')}"
else
raise StandardError, '7z.exe not available'
end
end
def command(options)
if Facter.value(:osfamily) == 'windows'
opt = parse_flags('x -aoa', options, '7z')
cmd = win_7zip
cmd =~ %r{7z.exe} ? "#{cmd} #{opt} #{@file_path}" : cmd
else
case @file
when %r{\.tar$}
opt = parse_flags('xf', options, 'tar')
"tar #{opt} #{@file_path}"
when %r{(\.tgz|\.tar\.gz)$}
case Facter.value(:osfamily)
when 'Solaris', 'AIX'
gunzip_opt = parse_flags('-dc', options, 'gunzip')
tar_opt = parse_flags('xf', options, 'tar')
"gunzip #{gunzip_opt} #{@file_path} | tar #{tar_opt} -"
else
opt = parse_flags('xzf', options, 'tar')
"tar #{opt} #{@file_path}"
end
when %r{(\.tbz|\.tar\.bz2)$}
case Facter.value(:osfamily)
when 'Solaris', 'AIX'
bunzip_opt = parse_flags('-dc', options, 'bunzip')
tar_opt = parse_flags('xf', options, 'tar')
"bunzip2 #{bunzip_opt} #{@file_path} | tar #{tar_opt} -"
else
opt = parse_flags('xjf', options, 'tar')
"tar #{opt} #{@file_path}"
end
when %r{(\.txz|\.tar\.xz)$}
unxz_opt = parse_flags('-dc', options, 'unxz')
tar_opt = parse_flags('xf', options, 'tar')
"unxz #{unxz_opt} #{@file_path} | tar #{tar_opt} -"
when %r{\.gz$}
opt = parse_flags('-d', options, 'gunzip')
"gunzip #{opt} #{@file_path}"
when %r{(\.zip|\.war|\.jar)$}
opt = parse_flags('-o', options, 'zip')
"unzip #{opt} #{@file_path}"
when %r{(\.bz2)$}
opt = parse_flags('-d', options, 'bunzip2')
"bunzip2 #{opt} #{@file_path}"
when %r{(\.tar\.Z)$}
tar_opt = parse_flags('xf', options, 'tar')
"uncompress -c #{@file_path} | tar #{tar_opt} -"
else
raise NotImplementedError, "Unknown filetype: #{@file}"
end
end
end
def parse_flags(default, options, command = nil)
case options
when :undef
default
when ::String
options
when ::Hash
options[command]
else
raise ArgumentError, "Invalid options for command #{command}: #{options.inspect}"
end
end
end
end
end
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