Class: Dap::Filter::FilterDecodeLdapSearchResult
- Inherits:
-
Object
- Object
- Dap::Filter::FilterDecodeLdapSearchResult
- Includes:
- BaseDecoder
- Defined in:
- lib/dap/filter/ldap.rb
Overview
Decode an LDAP SearchRequest probe response
Instance Attribute Summary
Attributes included from Base
Instance Method Summary collapse
-
#decode(data) ⇒ Hash
Decode an LDAP SearchRequest probe response.
Methods included from BaseDecoder
Methods included from Base
Instance Method Details
#decode(data) ⇒ Hash
Decode an LDAP SearchRequest probe response
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# File 'lib/dap/filter/ldap.rb', line 20 def decode(data) info = {} # RFC 4511 - 4.5.2 SearchResult contains zero or more SearchResultEntry or # SearchResultReference messages followed by a single SearchResultDone # message. OpenSSL::ASN1.decode doesn't handle the back to back Sequences # well, so identify the lengths and split them into individual ASN1 elements = Dap::Proto::LDAP.(data) if .empty? err_msg = 'FilterDecodeLdapSearchResult - Unable to parse response' info['Error'] = { 'errorMessage' => err_msg } end .each do |element| begin elem_decoded = OpenSSL::ASN1.decode(element) rescue Exception => e err_msg = 'FilterDecodeLdapSearchResult - Unable to decode ASN.1 element' $stderr.puts "#{err_msg}: #{e}" $stderr.puts e.backtrace $stderr.puts "Element:\n\t#{element.inspect}" $stderr.puts "Element hex:\n\t#{element.unpack('H*')}\n\n" info['Error'] = { 'errorMessage' => err_msg } next end parsed_type, parsed_data = Dap::Proto::LDAP.(elem_decoded) info[parsed_type] = parsed_data if parsed_type && parsed_data end info end |