Revision c427bfc7
Added by Marc Dequènes almost 16 years ago
- ID c427bfc7f6b5dfa59dc920cae338cf9611b94476
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require 'shellwords'
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require 'cyborghood/base'
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require 'cyborghood/objects'
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require 'cyborghood/mail'
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#Socket.gethostname
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| ... | ... | |
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#
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class CommandParser
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def self.run(user, txt, refs)
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txt.each_line do |line|
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line.chomp!
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sline = line.strip
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# skip empty lines and comments
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next if sline == "" or sline[0, 1] == "#"
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# stop processing when detecting message signature
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break if line == "-- "
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logger.info "Executing command: #{sline}"
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def self.run(order)
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order.commands.each do |cmd|
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logger.info "Executing command: #{cmd}"
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begin
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execute_cmd(user, sline)
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execute_cmd(order.user, cmd, order.refs)
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rescue
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logger.info "Command failed: " + $!
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end
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| ... | ... | |
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private
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def self.execute_cmd(user, cmdstr)
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def self.execute_cmd(user, cmdstr, refs)
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cmdline = Shellwords.shellwords(cmdstr)
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subsys = cmdline.shift
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| ... | ... | |
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case cmdline.shift.upcase
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when "INFO"
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if cmdline.empty?
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list = DnsDomain.find_by_manager(user)
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list = CyborgHood::DnsDomain.find_by_manager(user)
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logger.info "User is manager of the following zones: " + list.collect{|z| z.cn }.sort.join(", ")
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else
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ok = false
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| ... | ... | |
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case cmdline.shift.upcase
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when "ZONE"
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zone = cmdline.shift.downcase
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dom = DnsDomain.new(zone)
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dom = CyborgHood::DnsDomain.new(zone)
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logger.info "User requesting zone content for '#{zone}'"
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if dom.hosted?
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if dom.managed_by? user
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| ... | ... | |
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imap.select('INBOX')
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imap.search(["ALL"], "UTF-8").each do |message_id|
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msg = imap.fetch(message_id, "RFC822")[0].attr["RFC822"]
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# unquote headers and transform into TMail object
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mail = TMail::Mail.parse(TMail::Unquoter.unquote_and_convert_to(msg, "UTF-8"))
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logger.set_prefix()
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mail = Mail.new(msg)
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#logger.set_prefix()
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logger.debug "######################################"
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logger.set_prefix("[#{mail.message_id}] ")
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logger.info "#{mail.from_addrs} -> #{mail.to_addrs}: #{mail.subject}"
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#logger.set_prefix("[#{mail.message_id}] ")
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logger.info "New mail #{mail.message_id}: #{mail.from_addrs} -> #{mail.to_addrs} (#{mail.subject})"
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# ignore mails not signed
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unless mail.is_pgp_signed?
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logger.info "Mail not signed or not RFC3156 compliant"
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logger.info "Mail not signed or not RFC3156 compliant, ignoring..."
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next
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end
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logger.debug "Proper signed content detected"
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sig_check = mail.verify_pgp_signature()
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if sig_check.status == 0
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logger.info "Mail content was properly signed by key #{sig_check.fingerprint}"
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user = Person.find_by_fingerprint(sig_check.fingerprint)
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if user.nil?
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logger.info "Mail is from an unknown person"
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else
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logger.info "Mail is from user #{user.uid} (#{user.cn})"
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signed_content = mail.pgp_signed_part()
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if signed_content.multipart?
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if signed_content.parts[0].content_type == "text/plain"
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command_txt = signed_content.parts[0].body
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command_refs = signed_content.parts.collect{|p| p.dup }
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end
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else
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command_txt = signed_content.body if signed_content.content_type == "text/plain"
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command_refs = []
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end
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if command_txt
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CommandParser.run(user, command_txt, command_refs)
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else
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logger.info "Mail does not contain a proper MIME part for commands"
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end
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end
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else
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logger.info "Mail content tampered or badly signed: " + sig_check.to_s
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begin
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order = mail.parse
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rescue CyberError => e
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logger.error "Internal processing error, skipping mail (#{e.message})"
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next
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end
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if order.nil?
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logger.info "Mail is invalid, ignoring..."
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next
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end
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CommandParser.run(order)
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end
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imap.logout
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end
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Also available in: Unified diff
[evol] moved the mail processing into a new class returning proper orders