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fix remaining rubocop complaints

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Jeremy W. Chalfant 2015-12-23 13:58:06 -06:00 committed by Christoph Hartmann
parent 420aef7cb9
commit 94a286929f
1 changed files with 0 additions and 92 deletions
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92
lib/resources/port.rb
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@ -138,7 +138,6 @@ end
# extracts udp and tcp ports from the lsof command
class LsofPorts < PortsInfo
attr_reader :lsof
<<<<<<< HEAD
def initialize(inspec, lsofpath = nil)
@lsof = lsofpath || 'lsof'
@ -164,97 +163,6 @@ class LsofPorts < PortsInfo
protocol: ipv == 'ipv6' ? proto + '6' : proto,
process: cmd,
pid: pid.to_i })
=======
def initialize(inspec, lsofpath = nil)
@lsof = lsofpath || 'lsof'
super(inspec)
end
def info
ports = []
# -F p=pid, c=command, P=protocol name, t=type, n=internet addresses
# see 'OUTPUT FOR OTHER PROGRAMS' in LSOF(8)
lsof_cmd = inspec.command("#{@lsof} -nP -iTCP -iUDP -FpctPn")
return nil if lsof_cmd.exit_status.to_i != 0
# build this with formatted output (-F) from lsof
procs = {}
# procs = {
# '123:sshd' => [
# 'ipv4:tcp:22:127.0.0.1',
# 'ipv6:tcp:22:::1',
# 'ipv4:tcp:*',
# 'ipv6:tcp:*',
# ],
# '456:ntpd' => [
# 'ipv4:udp:123:*',
# 'ipv6:udp:123:*',
# ]
# }
proc_id = port_id = nil
pid = cmd = ipv = proto = port = host = nil
lsof_cmd.stdout.each_line do |line|
line.chomp!
key = line.slice!(0)
case key
when 'p'
proc_id = line
port_id = nil
when 'c'
proc_id += ':' + line
when 't'
port_id = line.downcase
when 'P'
port_id += ':' + line.downcase
when 'n'
src, dst = line.split('->')
# skip active comm streams
next if dst
host, port = /^(\S+):(\d+|\*)$/.match(src)[1,2]
# skip channels from port 0 - what does this mean?
next if port == '*'
# create new array stub if !exist?
procs[proc_id] = [] unless procs.key?(proc_id)
# change address '*' to zero
host = (port_id =~ /^ipv6:/) ? '[::]' : '0.0.0.0' if host == '*'
# entrust URI to scrub the host and port
begin
uri = URI("addr://#{host}:#{port}")
uri.host && uri.port
rescue Exception => e
warn "could not parse uri addr://#{host}:#{port} - #{e}"
next
end
# e.g. 'ipv4:tcp:22:127.0.0.1' or
# strip ipv6 squares for inspec
port_id += ':' + port + ':' + host.gsub(/^\[|\]$/, '')
# lsof will give us another port or it's done
procs[proc_id] << port_id
end
end
# map to desired return struct
procs.each do |proc_id, port_ids|
pid, cmd = proc_id.split(':')
port_ids.each do |port_id|
# should not break on ipv6 addresses
ipv, proto, port, host = port_id.split(':', 4)
ports.push({
port: port.to_i,
address: host,
protocol: ipv == 'ipv6' ? proto + '6' : proto,
process: cmd,
pid: pid.to_i,
})
>>>>>>> 476d5d8... use formmated lsof output to ensure accuracy and consistency across platforms
end
end