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Convert binary fields from text to binary 

git-svn-id: file:///home/svn/framework3/trunk@12410 4d416f70-5f16-0410-b530-b9f4589650da
This commit is contained in:
HD Moore 2011-04-22 20:44:13 +00:00
parent b0d81f4385
commit d27457ad91
1 changed files with 63 additions and 0 deletions
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data/sql/migrate/20110422000000_convert_binary.rb Normal file
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class ConvertBinary < ActiveRecord::Migration
class WebPage < ActiveRecord::Base
serialize :headers
end
class WebVuln < ActiveRecord::Base
serialize :params
end
def bfilter(str)
str = str.to_s
str.encoding = 'binary' if str.respond_to?('encoding=')
str.gsub(/[\x00\x7f-\xff]/, '')
end
def self.up
rename_column :web_pages, :body, :body_text
rename_column :web_pages, :request, :request_text
rename_column :web_vulns, :request, :request_text
rename_column :web_vulns, :proof, :proof_text
add_column :web_pages, :body, :binary
add_column :web_pages, :request, :binary
add_column :web_vulns, :request, :binary
add_column :web_vulns, :proof, :binary
WebPage.find(:all).each { |r| r.body = r.body_text; r.save! }
WebPage.find(:all).each { |r| r.request = r.request_text; r.save! }
WebVuln.find(:all).each { |r| r.proof = r.proof_text; r.save! }
WebVuln.find(:all).each { |r| r.request = r.request_text; r.save! }
remove_column :web_pages, :body_text
remove_column :web_pages, :request_text
remove_column :web_vulns, :request_text
remove_column :web_vulns, :proof_text
end
def self.down
rename_column :web_pages, :body, :body_binary
rename_column :web_pages, :request, :request_binary
rename_column :web_vulns, :request, :request_binary
rename_column :web_vulns, :proof, :proof_binary
add_column :web_pages, :body, :text
add_column :web_pages, :request, :text
add_column :web_vulns, :request, :text
add_column :web_vulns, :proof, :text
WebPage.find(:all).each { |r| r.body = bfilter(r.body_binary); r.save! }
WebPage.find(:all).each { |r| r.request = bfilter(r.request_binary); r.save! }
WebVuln.find(:all).each { |r| r.proof = bfilter(r.proof_binary); r.save! }
WebVuln.find(:all).each { |r| r.request = bfilter(r.request_binary); r.save! }
remove_column :web_pages, :body_binary
remove_column :web_pages, :request_binary
remove_column :web_vulns, :request_binary
remove_column :web_vulns, :proof_binary
end
end