98 lines
2.5 KiB
Ruby
98 lines
2.5 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class UrlSanitizer
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ALLOWED_SCHEMES = %w[http https ssh git].freeze
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def self.sanitize(content)
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regexp = URI::DEFAULT_PARSER.make_regexp(ALLOWED_SCHEMES)
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content.gsub(regexp) { |url| new(url).masked_url }
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rescue Addressable::URI::InvalidURIError
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content.gsub(regexp, '')
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end
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def self.valid?(url)
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return false unless url.present?
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uri = Addressable::URI.parse(url.strip)
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ALLOWED_SCHEMES.include?(uri.scheme)
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rescue Addressable::URI::InvalidURIError
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false
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end
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def initialize(url, credentials: nil)
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%i[user password].each do |symbol|
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credentials[symbol] = credentials[symbol].presence if credentials&.key?(symbol)
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end
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@credentials = credentials
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@url = parse_url(url)
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end
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def sanitized_url
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@sanitized_url ||= safe_url.to_s
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end
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def masked_url
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url = @url.dup
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url.password = "*****" if url.password.present?
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url.user = "*****" if url.user.present?
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url.to_s
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end
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def credentials
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@credentials ||= { user: @url.user.presence, password: @url.password.presence }
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end
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def full_url
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@full_url ||= generate_full_url.to_s
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end
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private
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def parse_url(url)
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url = url.to_s.strip
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match = url.match(%r{\A(?:git|ssh|http(?:s?))\://(?:(.+)(?:@))?(.+)})
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raw_credentials = match[1] if match
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if raw_credentials.present?
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url.sub!("#{raw_credentials}@", '')
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user, _, password = raw_credentials.partition(':')
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@credentials ||= { user: user.presence, password: password.presence }
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end
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url = Addressable::URI.parse(url)
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url.password = password if password.present?
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url.user = user if user.present?
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url
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end
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def generate_full_url
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return @url unless valid_credentials?
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@url.dup.tap do |generated|
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generated.password = encode_percent(credentials[:password]) if credentials[:password].present?
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generated.user = encode_percent(credentials[:user]) if credentials[:user].present?
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end
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end
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def safe_url
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safe_url = @url.dup
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safe_url.password = nil
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safe_url.user = nil
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safe_url
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end
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def valid_credentials?
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credentials && credentials.is_a?(Hash) && credentials.any?
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end
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def encode_percent(string)
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# CGI.escape converts spaces to +, but this doesn't work for git clone
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CGI.escape(string).gsub('+', '%20')
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end
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end
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end
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