Created
October 6, 2011 01:43
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ローカルとリモートのファイル間で MD5 を比較し, 一致しないものを出力する.
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#!/usr/bin/env ruby | |
# coding: utf-8 | |
$KCODE = 'u' | |
=begin | |
ローカルとリモートのファイル間で MD5 を比較し, | |
一致しないものを出力する. | |
Usage: ruby find_diffs.rb target_host target_directory [comma_separated_files_to_ignore] | |
Author: Yuya Takeyama | |
=end | |
# ローカルファイルの MD5 を取得する. | |
def local_hash(f) | |
`md5sum #{f}`[0, 32] | |
end | |
# リモートファイルの MD5 を取得する. | |
def remote_hash(f, host) | |
`ssh #{host} md5sum #{f} 2> /dev/null`[0, 32] | |
end | |
# ディレクトリ内のファイルを再帰的に走査する. | |
def dir_walk(dir, ignore, &block) | |
Dir::entries(dir).each do |f| | |
unless ignore.include? f | |
f = dir + "/" + f | |
if FileTest::directory?(f) | |
dir_walk(f, ignore, &block) | |
else | |
yield f | |
end | |
end | |
end | |
end | |
if ARGV.size < 2 | |
puts "Usage: ruby find_diffs.rb target_host target_directory [comma_separated_files_to_ignore]" | |
end | |
host = ARGV[0] | |
dir = ARGV[1].gsub(%r{/+$}, '') | |
ignore = ['.', '..'] | |
ignore.concat(ARGV[2].split(',')) if ARGV[2] | |
dir_walk(dir, ignore) do |f| | |
puts f if local_hash(f) != remote_hash(f, host) | |
end |
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