CERBERUS/nmap
1
0
Fork 0
mirror of https://github.com/nmap/nmap.git synced 2026-08-04 14:49:29 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Change explicit X==false to not X
Some checks are pending
nmap multiplatform autobuilds / build (arm64, gcc, ubuntu-latest-gcc-arm64, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, freebsd-15-clang, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, macos-15-clang, macos-15) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, macos-26-clang, macos-26) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, netbsd-10-clang, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, openbsd-7-clang, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, solaris-11-clang, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (clang, ubuntu-latest-clang, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (egcc, openbsd-7-gcc, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (gcc, freebsd-15-gcc, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (gcc, netbsd-10-gcc, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (gcc, solaris-11-gcc, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (gcc, ubuntu-latest-gcc, ubuntu-latest) (push) Waiting to run
Details
nmap multiplatform autobuilds / build (msvc, windows-latest-msvc, windows-latest) (push) Waiting to run
Details

Browse source
This commit is contained in:
dmiller 2026-07-07 14:50:05 +00:00
parent 02f6f8fdd3
commit ce2b1e6d39
50 changed files with 348 additions and 348 deletions
Download patch file Download diff file Expand all files Collapse all files

2
nselib/coap.lua
View file

@ -1286,7 +1286,7 @@ COAP.header.options.value.block.build = function(val)
-- Finally, we want to check that we haven't over-shifted, which is
-- characterized by the result being longer than expected based on
-- the original number.
if val.number == 0 and val.more == false and val.length == 16 then
if val.number == 0 and not val.more and val.length == 16 then
assert(#str == 0)
elseif val.number <= 15 then
assert(#str == 1)

2
nselib/dhcp.lua
View file

@ -532,7 +532,7 @@ function dhcp_parse(data, transaction_id)
stdnse.debug2("dhcp-discover: Attempting to parse %s", action['name'])
pos, value = action['func'](data, pos, length)
if(nmap.verbosity() == 0 and action.default == false) then
if(nmap.verbosity() == 0 and not action.default) then
stdnse.debug1("dhcp-discover: Server returned unrequested option (%s => %s)", action['name'], value)
else

18
nselib/dicom.lua
View file

@ -71,7 +71,7 @@ function start_connection(host, port)
status, err = dcm['socket']:connect(host, port, "tcp")
if(status == false) then
if not status then
return false, "DICOM: Failed to connect to host: " .. err
end
@ -90,7 +90,7 @@ function send(dcm, data)
stdnse.debug2("DICOM: Sending DICOM packet (%d)", #data)
if dcm['socket'] then
status, err = dcm['socket']:send(data)
if status == false then
if not status then
return false, err
end
else
@ -107,7 +107,7 @@ end
---
function receive(dcm)
local status, data = dcm['socket']:receive()
if status == false then
if not status then
return false, data
end
stdnse.debug1("DICOM: receive() read %d bytes", #data)
@ -156,7 +156,7 @@ function associate(host, port, calling_aet, called_aet)
local userinfo_context = ""
local status, dcm = start_connection(host, port)
if status == false then
if not status then
return false, dcm
end
@ -220,7 +220,7 @@ function associate(host, port, calling_aet, called_aet)
local status, header = pdu_header_encode(PDU_CODES["ASSOCIATE_REQUEST"], #assoc_request)
-- Something might be wrong with our header
if status == false then
if not status then
return false, header
end
@ -231,11 +231,11 @@ function associate(host, port, calling_aet, called_aet)
return false, string.format("ASSOCIATE request PDU must be at least %d bytes and we tried to send %d.", MIN_SIZE_ASSOC_REQ, #assoc_request)
end
local status, err = send(dcm, assoc_request)
if status == false then
if not status then
return false, string.format("Couldn't send ASSOCIATE request:%s", err)
end
status, err = receive(dcm)
if status == false then
if not status then
return false, string.format("Couldn't read ASSOCIATE response:%s", err)
end
@ -254,12 +254,12 @@ end
function send_pdata(dicom, data)
local status, header = pdu_header_encode(PDU_CODES["DATA"], #data)
if status == false then
if not status then
return false, header
end
local err
status, err = send(dicom, header .. data)
if status == false then
if not status then
return false, err
end
end

2
nselib/http.lua
View file

@ -1739,7 +1739,7 @@ local ret_false = function () return false end
-- @return redirect_ok function used to validate HTTP redirects
local function get_redirect_ok(host, port, options)
if ( options ) then
if ( options.redirect_ok == false ) then
if not options.redirect_ok then
return ret_false
elseif( "function" == type(options.redirect_ok) ) then
return options.redirect_ok(host, port)

168
nselib/msrpc.lua
View file

@ -435,12 +435,12 @@ function call_function(smbstate, opnum, arguments)
is_last = ((result['packet_flags'] & 0x02) == 0x02)
-- We have a fragmented packet, make sure it's the first (if we're on the first)
if(first == true and is_first == false) then
if first and not is_first then
return false, "MSRPC: First fragment doesn't have proper 'first' (0x01) flag set"
end
-- We have a fragmented packet, make sure it isn't the first (if we aren't on the first)
if(first == false and is_first) then
if not first and is_first then
return false, "MSRPC: Middle (or last) fragment doesn't have proper 'first' (0x01) flag set"
end
@ -3792,20 +3792,20 @@ function samr_enum_users(host)
-- Create the SMB session
status, smbstate = start_smb(host, SAMR_PATH, true)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SAMR service
status, bind_result = bind(smbstate, SAMR_UUID, SAMR_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Call connect4()
status, connect4_result = samr_connect4(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, connect4_result
end
@ -3815,7 +3815,7 @@ function samr_enum_users(host)
-- Call EnumDomains()
status, enumdomains_result = samr_enumdomains(smbstate, connect_handle)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, enumdomains_result
end
@ -3834,7 +3834,7 @@ function samr_enum_users(host)
if(domain ~= 'Builtin') then
-- Call LookupDomain()
local status, lookupdomain_result = samr_lookupdomain(smbstate, connect_handle, domain)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, lookupdomain_result
end
@ -3844,7 +3844,7 @@ function samr_enum_users(host)
-- Call OpenDomain()
local status, opendomain_result = samr_opendomain(smbstate, connect_handle, sid)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, opendomain_result
end
@ -3857,7 +3857,7 @@ function samr_enum_users(host)
repeat
-- Call QueryDisplayInfo()
local status, querydisplayinfo_result = samr_querydisplayinfo(smbstate, domain_handle, j, SAMR_GROUPSIZE)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, querydisplayinfo_result
end
@ -3911,20 +3911,20 @@ function samr_enum_groups(host)
-- Create the SMB session
local status, smbstate = start_smb(host, SAMR_PATH, true)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SAMR service
local status, bind_result = bind(smbstate, SAMR_UUID, SAMR_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Call connect4()
local status, connect4_result = samr_connect4(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, connect4_result
end
@ -3934,7 +3934,7 @@ function samr_enum_groups(host)
-- Call EnumDomains()
local status, enumdomains_result = samr_enumdomains(smbstate, connect_handle)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, enumdomains_result
end
@ -3954,7 +3954,7 @@ function samr_enum_groups(host)
-- Call LookupDomain()
local status, lookupdomain_result = samr_lookupdomain(smbstate, connect_handle, domain)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, lookupdomain_result
end
@ -3964,7 +3964,7 @@ function samr_enum_groups(host)
-- Call OpenDomain()
local status, opendomain_result = samr_opendomain(smbstate, connect_handle, domain_sid)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, opendomain_result
end
@ -3974,7 +3974,7 @@ function samr_enum_groups(host)
-- Get a list of groups
local status, enumaliases_result = samr_enumdomainaliases(smbstate, domain_handle)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, "Couldn't enumerate groups: " .. enumaliases_result
end
@ -4049,20 +4049,20 @@ function samr_enum_groups(host)
-- Now, we need a handle to LSA (in order to convert the RIDs to users
-- Create the SMB session
local status, smbstate = start_smb(host, LSA_PATH, true)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to LSA service
local status, bind_result = bind(smbstate, LSA_UUID, LSA_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Open the LSA policy
local status, openpolicy2_result = lsa_openpolicy2(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, openpolicy2_result
end
@ -4072,7 +4072,7 @@ function samr_enum_groups(host)
for group_rid, group in pairs(domain_data) do
-- Look up the SIDs
local status, lookupsids2_result = lsa_lookupsids2(smbstate, openpolicy2_result['policy_handle'], group['member_sids'])
if(status == false) then
if not status then
stop_smb(smbstate)
return false, "Error looking up RIDs: " .. lookupsids2_result
end
@ -4117,20 +4117,20 @@ function lsa_enum_users(host)
-- Create the SMB session
status, smbstate = start_smb(host, LSA_PATH, true)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to LSA service
status, bind_result = bind(smbstate, LSA_UUID, LSA_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Open the LSA policy
status, openpolicy2_result = lsa_openpolicy2(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, openpolicy2_result
end
@ -4160,7 +4160,7 @@ function lsa_enum_users(host)
-- Look up the names, if any are valid than the server's SID will be returned
status, lookupnames2_result = lsa_lookupnames2(smbstate, openpolicy2_result['policy_handle'], names)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, lookupnames2_result
end
@ -4176,7 +4176,7 @@ function lsa_enum_users(host)
end
status, lookupsids2_result = lsa_lookupsids2(smbstate, openpolicy2_result['policy_handle'], sids)
if(status == false) then
if not status then
stdnse.debug1("Error looking up RIDs: %s", lookupsids2_result)
else
-- Put the details for each name into an array
@ -4210,7 +4210,7 @@ function lsa_enum_users(host)
-- Try converting this group of RIDs into names
status, lookupsids2_result = lsa_lookupsids2(smbstate, openpolicy2_result['policy_handle'], sids)
if(status == false) then
if not status then
stdnse.debug1("Error looking up RIDs: %s", lookupsids2_result)
else
-- Put the details for each name into an array
@ -4251,7 +4251,7 @@ function lsa_enum_users(host)
-- Go to the next set of RIDs
start = start + LSA_GROUPSIZE
until (status == false or (empty == LSA_MINEMPTY))
until not status or (empty == LSA_MINEMPTY)
end
-- Close the handle
@ -4276,7 +4276,7 @@ function get_user_list(host)
local names = {}
status_lsa, result_lsa = lsa_enum_users(host)
if(status_lsa == false) then
if not status_lsa then
stdnse.debug1("MSRPC: Failed to enumerate users through LSA: %s", result_lsa)
else
for i = 1, #result_lsa, 1 do
@ -4287,7 +4287,7 @@ function get_user_list(host)
end
status_samr, result_samr = samr_enum_users(host)
if(status_samr == false) then
if not status_samr then
stdnse.debug1("MSRPC: Failed to enumerate users through SAMR: %s", result_samr)
else
for i = 1, #result_samr, 1 do
@ -4297,7 +4297,7 @@ function get_user_list(host)
end
end
if(status_samr == false and status_lsa == false) then
if not status_samr and not status_lsa then
return false, "MSRPC: Couldn't enumerate users; see debug output for more information"
end
@ -4317,27 +4317,27 @@ local function get_domain_info(host, domain)
-- Create the SMB session
status, smbstate = start_smb(host, SAMR_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SAMR service
status, bind_result = bind(smbstate, SAMR_UUID, SAMR_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Call connect4()
status, connect4_result = samr_connect4(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, connect4_result
end
-- Call LookupDomain()
status, lookupdomain_result = samr_lookupdomain(smbstate, connect4_result['connect_handle'], domain)
if(status == false) then
if not status then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, "Couldn't look up the domain: " .. lookupdomain_result
@ -4345,7 +4345,7 @@ local function get_domain_info(host, domain)
-- Call OpenDomain()
status, opendomain_result = samr_opendomain(smbstate, connect4_result['connect_handle'], lookupdomain_result['sid'])
if(status == false) then
if not status then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, opendomain_result
@ -4357,19 +4357,19 @@ local function get_domain_info(host, domain)
local status_8, querydomaininfo2_result_8 = samr_querydomaininfo2(smbstate, opendomain_result['domain_handle'], 8)
local status_12, querydomaininfo2_result_12 = samr_querydomaininfo2(smbstate, opendomain_result['domain_handle'], 12)
if(status_1 == false) then
if not status_1 then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, querydomaininfo2_result_1
end
if(status_8 == false) then
if not status_8 then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, querydomaininfo2_result_8
end
if(status_12 == false) then
if not status_12 then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, querydomaininfo2_result_12
@ -4377,7 +4377,7 @@ local function get_domain_info(host, domain)
-- Call EnumDomainUsers() to get users
status, enumdomainusers_result = samr_enumdomainusers(smbstate, opendomain_result['domain_handle'])
if(status == false) then
if not status then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, enumdomainusers_result
@ -4385,7 +4385,7 @@ local function get_domain_info(host, domain)
-- Call EnumDomainAliases() to get groups
local status, enumdomaingroups_result = samr_enumdomainaliases(smbstate, opendomain_result['domain_handle'])
if(status == false) then
if not status then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
return false, enumdomaingroups_result
@ -4485,27 +4485,27 @@ function get_domains(host)
-- Create the SMB session
status, smbstate = start_smb(host, SAMR_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SAMR service
status, bind_result = bind(smbstate, SAMR_UUID, SAMR_VERSION, nil)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, bind_result
end
-- Call connect4()
status, connect4_result = samr_connect4(smbstate, host.ip)
if(status == false) then
if not status then
stop_smb(smbstate)
return false, connect4_result
end
-- Call EnumDomains()
status, enumdomains_result = samr_enumdomains(smbstate, connect4_result['connect_handle'])
if(status == false) then
if not status then
samr_close(smbstate, connect4_result['connect_handle'])
stop_smb(smbstate)
@ -4569,13 +4569,13 @@ function service_create(host, servicename, path)
-- Create the SMB session
status, smbstate = start_smb(host, SVCCTL_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SVCCTL service
status, bind_result = bind(smbstate, SVCCTL_UUID, SVCCTL_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
@ -4583,7 +4583,7 @@ function service_create(host, servicename, path)
-- Open the service manager
stdnse.debug2("Opening the remote service manager")
status, open_result = svcctl_openscmanagerw(smbstate, host.ip, 0x02000000)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_result
end
@ -4591,20 +4591,20 @@ function service_create(host, servicename, path)
-- Create the service
stdnse.debug2("Creating the service")
status, create_result = svcctl_createservicew(smbstate, open_result['handle'], servicename, servicename, path)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, create_result
end
-- Close the handle to the service
status, close_result = svcctl_closeservicehandle(smbstate, create_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
-- Close the service manager
status, close_result = svcctl_closeservicehandle(smbstate, open_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
@ -4633,13 +4633,13 @@ function service_start(host, servicename, args)
-- Create the SMB session
status, smbstate = start_smb(host, SVCCTL_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SVCCTL service
status, bind_result = bind(smbstate, SVCCTL_UUID, SVCCTL_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
@ -4647,7 +4647,7 @@ function service_start(host, servicename, args)
-- Open the service manager
stdnse.debug1("Opening the remote service manager")
status, open_result = svcctl_openscmanagerw(smbstate, host.ip, 0x02000000)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_result
end
@ -4655,7 +4655,7 @@ function service_start(host, servicename, args)
-- Get a handle to the service
stdnse.debug2("Getting a handle to the service")
status, open_service_result = svcctl_openservicew(smbstate, open_result['handle'], servicename, 0x000f01ff)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_service_result
end
@ -4663,7 +4663,7 @@ function service_start(host, servicename, args)
-- Start it
stdnse.debug2("Starting the service")
status, start_result = svcctl_startservicew(smbstate, open_service_result['handle'], args)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, start_result
end
@ -4672,7 +4672,7 @@ function service_start(host, servicename, args)
stdnse.debug1("Waiting for the service to start")
repeat
status, query_result = svcctl_queryservicestatus(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, query_result
end
@ -4681,14 +4681,14 @@ function service_start(host, servicename, args)
-- Close the handle to the service
status, close_result = svcctl_closeservicehandle(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
-- Close the service manager
status, close_result = svcctl_closeservicehandle(smbstate, open_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
@ -4715,13 +4715,13 @@ function service_stop(host, servicename)
-- Create the SMB session
status, smbstate = start_smb(host, SVCCTL_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SVCCTL service
status, bind_result = bind(smbstate, SVCCTL_UUID, SVCCTL_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
@ -4729,7 +4729,7 @@ function service_stop(host, servicename)
-- Open the service manager
stdnse.debug2("Opening the remote service manager")
status, open_result = svcctl_openscmanagerw(smbstate, host.ip, 0x02000000)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_result
end
@ -4737,7 +4737,7 @@ function service_stop(host, servicename)
-- Get a handle to the service
stdnse.debug2("Getting a handle to the service")
status, open_service_result = svcctl_openservicew(smbstate, open_result['handle'], servicename, 0x000f01ff)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_service_result
end
@ -4745,7 +4745,7 @@ function service_stop(host, servicename)
-- Stop it
stdnse.debug2("Stopping the service")
status, control_result = svcctl_controlservice(smbstate, open_service_result['handle'], "SERVICE_CONTROL_STOP")
if(status == false) then
if not status then
smb.stop(smbstate)
return false, control_result
end
@ -4754,7 +4754,7 @@ function service_stop(host, servicename)
stdnse.debug2("Waiting for the service to stop")
repeat
status, query_result = svcctl_queryservicestatus(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, query_result
end
@ -4763,14 +4763,14 @@ function service_stop(host, servicename)
-- Close the handle to the service
status, close_result = svcctl_closeservicehandle(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
-- Close the service manager
status, close_result = svcctl_closeservicehandle(smbstate, open_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
@ -4794,13 +4794,13 @@ function service_delete(host, servicename)
-- Create the SMB session
status, smbstate = start_smb(host, SVCCTL_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SVCCTL service
status, bind_result = bind(smbstate, SVCCTL_UUID, SVCCTL_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
@ -4808,7 +4808,7 @@ function service_delete(host, servicename)
-- Open the service manager
stdnse.debug2("Opening the remote service manager")
status, open_result = svcctl_openscmanagerw(smbstate, host.ip, 0x02000000)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_result
end
@ -4816,7 +4816,7 @@ function service_delete(host, servicename)
-- Get a handle to the service
stdnse.debug2("Getting a handle to the service: %s", servicename)
status, open_service_result = svcctl_openservicew(smbstate, open_result['handle'], servicename, 0x000f01ff)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, open_service_result
end
@ -4824,21 +4824,21 @@ function service_delete(host, servicename)
-- Delete the service
stdnse.debug2("Deleting the service")
status, delete_result = svcctl_deleteservice(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, delete_result
end
-- Close the handle to the service
status, close_result = svcctl_closeservicehandle(smbstate, open_service_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
-- Close the service manager
status, close_result = svcctl_closeservicehandle(smbstate, open_result['handle'])
if(status == false) then
if not status then
smb.stop(smbstate)
return false, close_result
end
@ -4864,20 +4864,20 @@ function get_server_stats(host)
-- Create the SMB session
status, smbstate = start_smb(host, SRVSVC_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
local status, bind_result = bind(smbstate, SRVSVC_UUID, SRVSVC_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
-- Call netservergetstatistics for 'server'
local status, netservergetstatistics_result = srvsvc_netservergetstatistics(smbstate, host.ip)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, netservergetstatistics_result
end
@ -4925,20 +4925,20 @@ function enum_shares(host)
-- Create the SMB session
status, smbstate = start_smb(host, SRVSVC_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
status, bind_result = bind(smbstate, SRVSVC_UUID, SRVSVC_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
-- Call netshareenumall
status, netshareenumall_result = srvsvc_netshareenumall(smbstate, host.ip)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, netshareenumall_result
end
@ -4968,13 +4968,13 @@ function get_share_info(host, name)
-- Create the SMB session
local status, smbstate = start_smb(host, SRVSVC_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
local status, bind_result = bind(smbstate, SRVSVC_UUID, SRVSVC_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return false, bind_result
end
@ -4983,7 +4983,7 @@ function get_share_info(host, name)
local status, netsharegetinfo_result = srvsvc_netsharegetinfo(smbstate, host.ip, name, 2)
stdnse.debug2("NetShareGetInfo status:%s result:%s", status, netsharegetinfo_result)
if(status == false) then
if not status then
if(string.find(netsharegetinfo_result, "NT_STATUS_WERR_ACCESS_DENIED")) then
stdnse.debug2("Calling NetShareGetInfo with information level 1")
status, netsharegetinfo_result = srvsvc_netsharegetinfo(smbstate, host.ip, name, 1)
@ -5128,7 +5128,7 @@ function RRAS_SubmitRequest(smbstate, pReqBuffer, dwcbBufSize)
RRAS_Opnums["RasRpcSubmitRequest"],
req_blob)
--sanity check
if(status == false) then
if not status then
stdnse.debug(
RRAS_DEBUG_LVL,
"RRAS_SubmitRequest: Call function failed: %s",
@ -5266,7 +5266,7 @@ function DNSSERVER_Query(smbstate, server_name, zone, operation)
DNSSERVER_Opnums['R_DnssrvQuery'],
req_blob)
--sanity check
if(status == false) then
if not status then
stdnse.debug(
DNSSERVER_DEBUG_LVL,
"DNSSERVER_Query: Call function failed: %s",

26
nselib/msrpcperformance.lua
View file

@ -435,26 +435,26 @@ function get_performance_data(host, objects)
-- Create the SMB session
local status, smbstate = msrpc.start_smb(host, msrpc.WINREG_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to WINREG service
local status, bind_result = msrpc.bind(smbstate, msrpc.WINREG_UUID, msrpc.WINREG_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
-- Open HKEY_PERFORMANCE_DATA
local status, openhkpd_result = msrpc.winreg_openhkpd(smbstate)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, openhkpd_result
end
local status, queryvalue_result = msrpc.winreg_queryvalue(smbstate, openhkpd_result['handle'], "Counter 009")
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, queryvalue_result
end
@ -464,7 +464,7 @@ function get_performance_data(host, objects)
local status
local result = {}
status, pos, result['title_database'] = parse_perf_title_database(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -474,7 +474,7 @@ function get_performance_data(host, objects)
if(objects ~= nil and #objects > 0) then
-- Query for the objects
local status, queryvalue_result = msrpc.winreg_queryvalue(smbstate, openhkpd_result['handle'], objects)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, queryvalue_result
end
@ -483,7 +483,7 @@ function get_performance_data(host, objects)
pos = 1
local status, data_block
status, pos, data_block = parse_perf_data_block(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -502,7 +502,7 @@ function get_performance_data(host, objects)
-- Get the type of the object (this is basically the class definition -- info about the object instances)
local status, object_type
status, pos, object_type = parse_perf_object_type(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -523,7 +523,7 @@ function get_performance_data(host, objects)
-- Parse the counter definitions
for j = 1, object_type['NumCounters'], 1 do
status, pos, counter_definitions[j] = parse_perf_counter_definition(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -542,7 +542,7 @@ function get_performance_data(host, objects)
-- Instance definition
local status
status, pos, object_instances[j] = parse_perf_instance_definition(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -563,7 +563,7 @@ function get_performance_data(host, objects)
-- The counter block
local status, counter_block
status, pos, counter_block = parse_perf_counter_block(queryvalue_result['value'], pos)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -572,7 +572,7 @@ function get_performance_data(host, objects)
-- Each individual counter
local status, counter_result
status, pos, counter_result = parse_perf_counter(queryvalue_result['value'], pos, counter_definitions[k])
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end
@ -592,7 +592,7 @@ function get_performance_data(host, objects)
-- Each individual counter
local status, counter_result
status, pos, counter_result = parse_perf_counter(queryvalue_result['value'], pos, counter_definitions[k])
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, pos
end

4
nselib/msrpctypes.lua
View file

@ -786,7 +786,7 @@ function marshall_int16(int16, pad)
stdnse.debug4("MSRPC: Entering marshall_int16()")
if(pad == false) then
if not pad then
return string.pack("<I2", int16)
end
@ -811,7 +811,7 @@ function marshall_int8(int8, pad)
stdnse.debug4("MSRPC: Entering marshall_int8()")
if(pad == false) then
if not pad then
return string.pack("<B", int8)
end

16
nselib/netbios.lua
View file

@ -161,7 +161,7 @@ function get_server_name(host, names)
if names == nil then
status, names = do_nbstat(host)
if(status == false) then
if not status then
return false, names
end
end
@ -189,7 +189,7 @@ function get_workstation_name(host, names)
if names == nil then
status, names = do_nbstat(host)
if(status == false) then
if not status then
return false, names
end
end
@ -215,14 +215,14 @@ function get_user_name(host, names)
local status, server_name = get_server_name(host, names)
if(status == false) then
if not status then
return false, server_name
end
if(names == nil) then
status, names = do_nbstat(host)
if(status == false) then
if not status then
return false, names
end
end
@ -328,24 +328,24 @@ function do_nbstat(host)
0x0001 -- Class = IN
)
status, err = socket:connect(host, 137, "udp")
if(status == false) then
if not status then
return false, err
end
status, err = socket:send(query)
if(status == false) then
if not status then
return false, err
end
socket:set_timeout(1000)
local status, result = socket:receive_bytes(1)
if(status == false) then
if not status then
return false, result
end
local close_status, err = socket:close()
if(close_status == false) then
if not close_status then
return false, err
end

158
nselib/smb.lua
View file

@ -308,7 +308,7 @@ function start(host)
status, state['socket'] = start_raw(host, port)
state['port'] = port
if(status == false) then
if not status then
return false, state['socket']
end
return true, state
@ -316,7 +316,7 @@ function start(host)
else
status, state['socket'] = start_netbios(host, port)
state['port'] = port
if(status == false) then
if not status then
return false, state['socket']
end
return true, state
@ -358,7 +358,7 @@ function start_ex(host, bool_negotiate_protocol, bool_start_session, str_tree_co
-- Begin the SMB session
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
@ -370,7 +370,7 @@ function start_ex(host, bool_negotiate_protocol, bool_start_session, str_tree_co
if(bool_negotiate_protocol == true) then
-- Negotiate the protocol
status, err = negotiate_protocol(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -378,7 +378,7 @@ function start_ex(host, bool_negotiate_protocol, bool_start_session, str_tree_co
if(bool_start_session == true) then
-- Start up a session
status, err = start_session(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -386,7 +386,7 @@ function start_ex(host, bool_negotiate_protocol, bool_start_session, str_tree_co
if(str_tree_connect ~= nil) then
-- Connect to share
status, err = tree_connect(smbstate, str_tree_connect, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -394,7 +394,7 @@ function start_ex(host, bool_negotiate_protocol, bool_start_session, str_tree_co
if(str_create_file ~= nil) then
-- Try to connect to requested pipe
status, err = create_file(smbstate, str_create_file, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -429,7 +429,7 @@ function stop(smb)
if(smb['socket'] ~= nil) then
local status, err = smb['socket']:close()
if(status == false) then
if not status then
return false, "SMB: Failed to close socket: " .. err
end
end
@ -451,7 +451,7 @@ function start_raw(host, port)
socket:set_timeout(TIMEOUT)
status, err = socket:connect(host, port, "tcp")
if(status == false) then
if not status then
return false, "SMB: Failed to connect to host: " .. err
end
@ -561,7 +561,7 @@ function start_netbios(host, port, name)
stdnse.debug3("SMB: Connecting to %s", host.ip)
socket:set_timeout(TIMEOUT)
status, err = socket:connect(host, port, "tcp")
if(status == false) then
if not status then
socket:close()
return false, "SMB: Failed to connect: " .. err
end
@ -569,7 +569,7 @@ function start_netbios(host, port, name)
-- Send the session request
stdnse.debug3("SMB: Sending NetBIOS session request with name %s", name)
status, err = socket:send(session_request)
if(status == false) then
if not status then
socket:close()
return false, "SMB: Failed to send: " .. err
end
@ -578,7 +578,7 @@ function start_netbios(host, port, name)
-- Receive the session response
stdnse.debug3("SMB: Receiving NetBIOS session response")
status, result = socket:receive_buf(match.numbytes(4), true);
if(status == false) then
if not status then
socket:close()
return false, "SMB: Failed to close socket: " .. result
end
@ -873,7 +873,7 @@ function smb_read(smb, read_data)
-- Check the message signature (ignoring the first four bytes, which are the netbios header)
local good_signature = message_check_signature(smb, string.sub(result, 5))
if(good_signature == false) then
if not good_signature then
return false, "SMB: ERROR: Server returned invalid signature"
end
@ -945,7 +945,7 @@ function negotiate_v1(smb, overrides)
-- Send the negotiate request
stdnse.debug2("SMB: Sending SMB_COM_NEGOTIATE")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
-- Read the result
@ -1098,7 +1098,7 @@ function list_dialects(host, overrides)
-- Check for SMBv1 first
stdnse.debug2("Checking if SMBv1 is supported")
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
@ -1109,7 +1109,7 @@ function list_dialects(host, overrides)
stop(smbstate) -- Finish SMBv1 and close connection
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
stdnse.debug2("Checking if SMB 2+ is supported in general")
@ -1130,7 +1130,7 @@ function list_dialects(host, overrides)
local dialect_name = smb2.dialect_name(dialect)
-- we need a clean connection for each negotiate request
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
stdnse.debug2("SMB2: Checking if dialect '%s' is supported", dialect_name)
@ -1206,7 +1206,7 @@ local function start_session_basic(smb, log_errors, overrides)
-- Send the session setup request
stdnse.debug2("SMB: Sending SMB_COM_SESSION_SETUP_ANDX")
result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -1389,7 +1389,7 @@ local function start_session_extended(smb, log_errors, overrides)
end
-- There was an error processing the security blob
if(status == false) then
if not status then
return false, string.format("SMB: ERROR: Security blob: %s", security_blob)
end
@ -1420,7 +1420,7 @@ local function start_session_extended(smb, log_errors, overrides)
-- Send the session setup request
stdnse.debug2("SMB: Sending SMB_COM_SESSION_SETUP_ANDX")
result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -1632,7 +1632,7 @@ function tree_connect(smb, path, overrides)
-- Send the tree connect request
stdnse.debug2("SMB: Sending SMB_COM_TREE_CONNECT_ANDX")
result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -1677,7 +1677,7 @@ function tree_disconnect(smb, overrides)
-- Send the tree disconnect request
stdnse.debug2("SMB: Sending SMB_COM_TREE_DISCONNECT")
local result, err = smb_send(smb, header, "", "", overrides)
if(result == false) then
if not result then
return false, err
end
@ -1728,7 +1728,7 @@ function logoff(smb, overrides)
-- Send the tree disconnect request
stdnse.debug2("SMB: Sending SMB_COM_LOGOFF_ANDX")
local result, err = smb_send(smb, header, parameters, "", overrides)
if(result == false) then
if not result then
return false, err
end
@ -1812,7 +1812,7 @@ function create_file(smb, path, overrides)
-- Send the create file
stdnse.debug2("SMB: Sending SMB_COM_NT_CREATE_ANDX")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
mutex "done"
return false, err
end
@ -1907,7 +1907,7 @@ function read_file(smb, offset, count, overrides)
-- Send the create file
stdnse.debug2("SMB: Sending SMB_COM_READ_ANDX")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2003,7 +2003,7 @@ function write_file(smb, write_data, offset, overrides)
-- Send the create file
stdnse.debug2("SMB: Sending SMB_COM_WRITE_ANDX")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2066,7 +2066,7 @@ function close_file(smb, overrides)
-- Send the close file
stdnse.debug2("SMB: Sending SMB_CLOSE")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2116,7 +2116,7 @@ function delete_file(smb, path, overrides)
-- Send the close file
stdnse.debug2("SMB: Sending SMB_CLOSE")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2346,7 +2346,7 @@ function send_transaction_named_pipe(smb, function_parameters, function_data, pi
-- Send the transaction request
stdnse.debug2("SMB: Sending SMB_COM_TRANSACTION")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2433,7 +2433,7 @@ function send_transaction_waitnamedpipe(smb, priority, pipe, overrides)
-- Send the transaction request
stdnse.debug2("SMB: Sending SMB_COM_TRANSACTION (WaitNamedPipe)")
local result, err = smb_send(smb, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end
@ -2499,7 +2499,7 @@ function file_upload(host, localfile, share, remotefile, overrides, encoded)
-- Create the SMB session
status, smbstate = start_ex(host, true, true, share, remotefile, nil, overrides)
if(status == false) then
if not status then
return false, smbstate
end
@ -2517,7 +2517,7 @@ function file_upload(host, localfile, share, remotefile, overrides, encoded)
end
status, err = write_file(smbstate, data, i)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2528,7 +2528,7 @@ function file_upload(host, localfile, share, remotefile, overrides, encoded)
handle:close()
status, err = close_file(smbstate)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2561,7 +2561,7 @@ function file_write(host, data, share, remotefile, use_anonymous)
-- Create the SMB session
status, smbstate = start_ex(host, true, true, share, remotefile, nil, overrides)
if(status == false) then
if not status then
return false, smbstate
end
@ -2569,7 +2569,7 @@ function file_write(host, data, share, remotefile, use_anonymous)
while(i <= #data) do
local chunkdata = string.sub(data, i, i + chunk - 1)
status, err = write_file(smbstate, chunkdata, i - 1)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2578,7 +2578,7 @@ function file_write(host, data, share, remotefile, use_anonymous)
end
status, err = close_file(smbstate)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2615,14 +2615,14 @@ function file_read(host, share, remotefile, use_anonymous, overrides)
-- Create the SMB session
status, smbstate = start_ex(host, true, true, share, remotefile, nil, overrides)
if(status == false) then
if not status then
return false, smbstate
end
local i = 1
while true do
status, result = read_file(smbstate, i - 1, chunk)
if(status == false) then
if not status then
stop(smbstate)
return false, result
end
@ -2636,7 +2636,7 @@ function file_read(host, share, remotefile, use_anonymous, overrides)
end
status, err = close_file(smbstate)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2667,7 +2667,7 @@ function files_exist(host, share, files, overrides)
-- Create the SMB session
status, smbstate = start_ex(host, true, true, share, nil, nil, overrides)
if(status == false) then
if not status then
return false, smbstate
end
@ -2688,7 +2688,7 @@ function files_exist(host, share, files, overrides)
exist = exist + 1
table.insert(list, file)
status, err = close_file(smbstate)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -2711,7 +2711,7 @@ function file_delete(host, share, remotefile)
-- Create the SMB session
status, smbstate = start_ex(host, true, true, share)
if(status == false) then
if not status then
return false, smbstate
end
@ -2723,7 +2723,7 @@ function file_delete(host, share, remotefile)
for _, file in ipairs(remotefile) do
status, err = delete_file(smbstate, file)
if(status == false) then
if not status then
stdnse.debug1("SMB: Couldn't delete %s\\%s: %s", share, file, err)
if(err ~= 'NT_STATUS_OBJECT_NAME_NOT_FOUND') then
stop(smbstate)
@ -2942,7 +2942,7 @@ function share_anonymous_can_write(host, share)
-- Next, attempt to write to that file
status, err = file_write(host, string.rep("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 10), share, filename, true)
if(status == false) then
if not status then
if(err == "NT_STATUS_OBJECT_NAME_NOT_FOUND") then
return false, err
end
@ -2956,7 +2956,7 @@ function share_anonymous_can_write(host, share)
-- Now the important part: delete it
status, err = file_delete(host, share, filename)
if(status == false) then
if not status then
return false, "Error deleting test file as anonymous: " .. err
end
@ -2981,7 +2981,7 @@ function share_user_can_write(host, share)
-- Next, attempt to write to that file
status, err = file_write(host, string.rep("ABCDEFGHIJKLMNOPQRSTUVWXYZ", 10), share, filename)
if(status == false) then
if not status then
if(err == "NT_STATUS_OBJECT_NAME_NOT_FOUND") then
return false, err
end
@ -2995,7 +2995,7 @@ function share_user_can_write(host, share)
-- Now the important part: delete it
status, err = file_delete(host, share, filename)
if(status == false) then
if not status then
return false, "Error deleting test file as user: " .. err
end
@ -3015,13 +3015,13 @@ function share_anonymous_can_read(host, share)
-- Begin the SMB session
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
-- Negotiate the protocol
status, err = negotiate_protocol(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -3029,14 +3029,14 @@ function share_anonymous_can_read(host, share)
-- Start up a null session
status, err = start_session(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
-- Attempt a connection to the share
status, err = tree_connect(smbstate, share, overrides)
if(status == false) then
if not status then
-- Stop the session
stop(smbstate)
@ -3068,27 +3068,27 @@ function share_user_can_read(host, share)
-- Begin the SMB session
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
-- Negotiate the protocol
status, err = negotiate_protocol(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
-- Start up a null session
status, err = start_session(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
-- Attempt a connection to the share
status, err = tree_connect(smbstate, share, overrides)
if(status == false) then
if not status then
-- Stop the session
stop(smbstate)
@ -3123,20 +3123,20 @@ function share_host_returns_proper_error(host, use_anonymous)
-- Begin the SMB session
status, smbstate = start(host)
if(status == false) then
if not status then
return false, smbstate
end
-- Negotiate the protocol
status, err = negotiate_protocol(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
-- Start up a null session
status, err = start_session(smbstate, overrides)
if(status == false) then
if not status then
stop(smbstate)
return false, err
end
@ -3145,7 +3145,7 @@ function share_host_returns_proper_error(host, use_anonymous)
stdnse.debug1("SMB: Trying a random share to see if server responds properly: %s", share)
status, err = tree_connect(smbstate, share, overrides)
if(status == false) then
if not status then
-- If the error is NT_STATUS_ACCESS_DENIED (0xc0000022), that's bad -- we don't want non-existent shares
-- showing up as 'access denied'. Any other error is ok.
if(err == 0xc0000022 or err == 'NT_STATUS_ACCESS_DENIED') then
@ -3188,7 +3188,7 @@ function share_get_details(host, share)
-- Check if the current user can read the share
stdnse.debug1("SMB: Checking if share %s can be read by the current user", share)
status, result = share_user_can_read(host, share)
if(status == false) then
if not status then
return false, result
end
details['user_can_read'] = result
@ -3203,7 +3203,7 @@ function share_get_details(host, share)
-- Check if the current user can write to the share
stdnse.debug1("SMB: Checking if share %s can be written by the current user", share)
status, result = share_user_can_write(host, share)
if(status == false) then
if not status then
if(result == "NT_STATUS_OBJECT_NAME_NOT_FOUND") then
details['user_can_write'] = "NT_STATUS_OBJECT_NAME_NOT_FOUND"
else
@ -3215,7 +3215,7 @@ function share_get_details(host, share)
-- Check if the anonymous user can write to the share
stdnse.debug1("SMB: Checking if share %s can be written by the anonymous user", share)
status, result = share_anonymous_can_write(host, share)
if(status == false and result == "NT_STATUS_OBJECT_NAME_NOT_FOUND") then
if not status and result == "NT_STATUS_OBJECT_NAME_NOT_FOUND" then
details['anonymous_can_write'] = "NT_STATUS_OBJECT_NAME_NOT_FOUND"
elseif( status == true ) then
details['anonymous_can_write'] = result
@ -3223,7 +3223,7 @@ function share_get_details(host, share)
-- Try and get full details about the share
status, result = msrpc.get_share_info(host, share)
if(status == false) then
if not status then
-- We don't stop for this error (it's pretty common since administrative privileges are required here)
stdnse.debug1("SMB: Failed to get share info for %s: %s", share, result)
details['details'] = result
@ -3263,7 +3263,7 @@ function share_get_list(host)
-- If that failed, try doing it with brute force. This almost certainly won't find everything, but it's the
-- best we can do.
if(enum_status == false) then
if not enum_status then
stdnse.debug1("SMB: Enumerating shares failed, guessing at common ones (%s)", shares)
extra = string.format("ERROR: Enumerating shares failed, guessing at common ones (%s)", shares)
@ -3292,12 +3292,12 @@ function share_get_list(host)
for _, anon in ipairs({true, false}) do
status, result = share_host_returns_proper_error(host, anon)
if(status == true and result == false) then
if status and not result then
return false, "Server doesn't return proper value for non-existent shares; can't enumerate shares"
end
end
if(status == false) then
if not status then
return false, result
end
@ -3306,9 +3306,9 @@ function share_get_list(host)
local status, result
stdnse.debug1("SMB: Getting information for share: %s", shares[i])
status, result = share_get_details(host, shares[i])
if(status == false and result == 'NT_STATUS_BAD_NETWORK_NAME') then
if not status and result == 'NT_STATUS_BAD_NETWORK_NAME' then
stdnse.debug1("SMB: Share doesn't exist: %s", shares[i])
elseif(status == false) then
elseif not status then
stdnse.debug1("SMB: Error while getting share details: %s", result)
return false, result
else
@ -3334,7 +3334,7 @@ function share_find_writable(host)
local writable = {}
status, shares = share_get_list(host)
if(status == false) then
if not status then
return false, shares
end
@ -3403,7 +3403,7 @@ function get_os(host)
-- Start up SMB
status, smbstate = start_ex(host, true, true, nil, nil, true)
if(status == false) then
if not status then
return false, smbstate
end
@ -3470,13 +3470,13 @@ function get_socket_info(host)
-- Start SMB (we need a socket to get the proper local ip
status, smbstate = start_ex(host)
if(status == false) then
if not status then
return false, smbstate
end
socket = smbstate['socket']
status, lhost, lport, rhost, rport = socket:get_info()
if(status == false) then
if not status then
return false, lhost
end
@ -3554,21 +3554,21 @@ function is_admin(host, username, domain, password, password_hash, hash_type)
stdnse.debug1("SMB: Checking if %s is an administrator", username)
local status, smbstate = start(host)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to start SMB: %s [%s]", smbstate, username)
stop(smbstate)
return false
end
local status, err = negotiate_protocol(smbstate, overrides)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to negotiate protocol: %s [%s]", err, username)
stop(smbstate)
return false
end
status, err = start_session(smbstate, overrides)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to start session %s [%s]", err, username)
stop(smbstate)
return false
@ -3576,21 +3576,21 @@ function is_admin(host, username, domain, password, password_hash, hash_type)
local _, fqpn_share = get_fqpn(host, "IPC$")
status, err = tree_connect(smbstate, fqpn_share, overrides)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to connect tree: %s [%s]", err, username)
stop(smbstate)
return false
end
status, err = create_file(smbstate, msrpc.SRVSVC_PATH, overrides)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to create file: %s [%s]", err, username)
stop(smbstate)
return false
end
status, err = msrpc.bind(smbstate, msrpc.SRVSVC_UUID, msrpc.SRVSVC_VERSION, nil)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Failed to bind: %s [%s]", err, username)
stop(smbstate)
return false
@ -3598,7 +3598,7 @@ function is_admin(host, username, domain, password, password_hash, hash_type)
-- Call netservergetstatistics for 'server'
status, err = msrpc.srvsvc_netservergetstatistics(smbstate, host.ip)
if(status == false) then
if not status then
stdnse.debug1("SMB; is_admin: Couldn't get server stats (may be normal): %s [%s]", err, username)
stop(smbstate)
return false

4
nselib/ssh2.lua
View file

@ -315,8 +315,8 @@ fetch_host_key = function( host, port, key_type )
-- check for proper msg code
local msg_code = kexdh_reply:byte(1)
if ( kexdh_gex_used == true and msg_code ~= SSH2.SSH_MSG_KEX_DH_GEX_REPLY )
or ( kexdh_gex_used == false and msg_code ~= SSH2.SSH_MSG_KEXDH_REPLY )
if ( kexdh_gex_used and msg_code ~= SSH2.SSH_MSG_KEX_DH_GEX_REPLY )
or ( not kexdh_gex_used and msg_code ~= SSH2.SSH_MSG_KEXDH_REPLY )
then
socket:close()
return

12
scripts/bacnet-info.nse
View file

@ -1380,13 +1380,13 @@ function standard_query(socket, type)
--try to pull the information
local status, result = send_query(socket, query)
if(status == false) then
if not status then
stdnse.debug1("Socket error sending query: %s", result)
return nil
end
-- receive packet from response
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug1("Socket error receiving: %s", response)
return nil
end
@ -1424,13 +1424,13 @@ function vendornum_query(socket)
--send the vendor information
local status, result = send_query(socket, vendor_query)
if(status == false) then
if not status then
stdnse.debug1("Socket error sending vendor query: %s", result)
return nil
end
-- receive vendor information packet
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug1("Socket error receiving vendor query: %s", response)
return nil
end
@ -1486,7 +1486,7 @@ action = function(host, port)
-- scanning more than one host at a time, may fix some issues seen on Windows
--
local status, err = sock:bind(nil, port.number)
if(status == false) then
if not status then
stdnse.debug1("Couldn't bind to %s/udp. Continuing anyway, results may vary", port.number)
end
-- connect to the remote host
@ -1504,7 +1504,7 @@ action = function(host, port)
-- receive response
local rcvstatus, response = sock:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug1("Receive error: %s", response)
return nil
end

2
scripts/dicom-ping.nse
View file

@ -50,7 +50,7 @@ portrule = shortport.port_or_service({104, 2345, 2761, 2762, 4242, 11112}, "dico
action = function(host, port)
local output = stdnse.output_table()
local dcm_conn_status, err = dicom.associate(host, port)
if dcm_conn_status == false then
if not dcm_conn_status then
stdnse.debug1("Association failed:%s", err)
if err == "ASSOCIATE REJECT received" then
port.version.name = "dicom"

2
scripts/enip-info.nse
View file

@ -1682,7 +1682,7 @@ action = function(host,port)
socket:close()
-- abort if no response
if(rcvstatus == false) then
if not rcvstatus then
return nil
end

8
scripts/hartip-info.nse
View file

@ -123,7 +123,7 @@ action = function(host,port)
try(socket:send(sessInitQuery))
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug(1, "#- session initiation with HART device - FAIL.")
return nil
end
@ -137,7 +137,7 @@ action = function(host,port)
try(socket:send(cmd0Req))
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug(1, "#- command 0 Read Unique Identifier request - FAIL.")
return nil
end
@ -220,7 +220,7 @@ action = function(host,port)
try(socket:send(cmd20Req))
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug(1, "#- command 20 Read Long Tag request - FAIL.")
output['Device Information'] = deviceInfo
return output
@ -255,7 +255,7 @@ action = function(host,port)
try(socket:send(cmd84Req))
local rcvstatus, response = socket:receive()
if(rcvstatus == false) then
if not rcvstatus then
stdnse.debug(1, "#- command 84 Read Sub-Device Identity Summary request - FAIL.")
output['Device Information'] = deviceInfo
return output

2
scripts/http-headers.nse
View file

@ -50,7 +50,7 @@ action = function(host, port)
end
-- If head failed, try using GET
if(status == false) then
if not status then
stdnse.debug1("HEAD request failed, falling back to GET")
result = http.get(host, port, path)
request_type = "GET"

4
scripts/http-iis-webdav-vuln.nse
View file

@ -202,11 +202,11 @@ action = function(host, port)
else
local status, results, is_vulnerable = go(host, port)
if(status == false) then
if not status then
return fail(results)
else
if(#results == 0) then
if(is_vulnerable == false) then
if not is_vulnerable then
return nmap.verbosity() > 0 and "WebDAV is ENABLED. Protected folder found but could not be exploited. Server does not appear to be vulnerable." or nil
else
return nmap.verbosity() > 0 and "WebDAV is ENABLED. No protected folder found; check not run. If you know a protected folder, add --script-args=webdavfolder=<path>" or nil

2
scripts/http-malware-host.nse
View file

@ -40,7 +40,7 @@ portrule = shortport.http
action = function(host, port)
-- Check what response we get for a 404
local result, result_404, known_404 = http.identify_404(host, port)
if(result == false) then
if not result then
return stdnse.format_output(false, "Couldn't identify 404 message: " .. result_404)
end

4
scripts/msrpc-enum.nse
View file

@ -78,13 +78,13 @@ end
action = function(host,port)
local status, smbstate
status, smbstate = msrpc.start_smb(host,msrpc.EPMAPPER_PATH,true)
if(status == false) then
if not status then
stdnse.debug1("SMB: " .. smbstate)
return false, smbstate
end
local bind_result,epresult -- bind to endpoint mapper service
status, bind_result = msrpc.bind(smbstate,msrpc.EPMAPPER_UUID, msrpc.EPMAPPER_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
stdnse.debug1("SMB: " .. bind_result)
return false, bind_result

8
scripts/nbstat.nse
View file

@ -119,25 +119,25 @@ action = function(host)
status, names, statistics = netbios.do_nbstat(host)
status, names, statistics = netbios.do_nbstat(host)
status, names, statistics = netbios.do_nbstat(host)
if(status == false) then
if not status then
return stdnse.format_output(false, names)
end
-- Get the server name
local status, server_name = netbios.get_server_name(host, names)
if(status == false) then
if not status then
return stdnse.format_output(false, server_name)
end
-- Get the workstation name
local status, workstation_name = netbios.get_workstation_name(host, names)
if(status == false) then
if not status then
return stdnse.format_output(false, workstation_name)
end
-- Get the logged in user
local status, user_name = netbios.get_user_name(host, names)
if(status == false) then
if not status then
return stdnse.format_output(false, user_name)
end

12
scripts/p2p-conficker.nse
View file

@ -258,7 +258,7 @@ local function prng_generate_ports(ip, seed)
ports[(i % 2) + 3] = (v2 & 0xFFFF) ~ ports[(i % 2) + 3]
end
until(is_blacklisted_port(ports[3]) == false and is_blacklisted_port(ports[4]) == false and ports[3] ~= ports[4])
until not is_blacklisted_port(ports[3]) and not is_blacklisted_port(ports[4]) and ports[3] ~= ports[4]
return {ports[1], ports[2], ports[3], ports[4]}
end
@ -483,7 +483,7 @@ local function conficker_check(ip, port, protocol)
local response
status, packet = p2p_create_packet(protocol)
if(status == false) then
if not status then
return false, packet
end
@ -491,7 +491,7 @@ local function conficker_check(ip, port, protocol)
socket = nmap.new_socket()
socket:set_timeout(5000)
status, response = socket:connect(ip, port, protocol)
if(status == false) then
if not status then
return false, "Couldn't establish connection (" .. response .. ")"
end
@ -500,7 +500,7 @@ local function conficker_check(ip, port, protocol)
-- Read a response (2 bytes minimum, because that's the TCP length)
status, response = socket:receive_bytes(2)
if(status == false) then
if not status then
return false, "Couldn't receive bytes: " .. response
elseif(response == "ERROR") then
return false, "Failed to receive data"
@ -522,7 +522,7 @@ local function conficker_check(ip, port, protocol)
tries = tries - 1
local status, response2 = socket:receive_bytes(length - (#response - 2))
if(status == false) then
if not status then
return false, "Couldn't receive bytes: " .. response2
elseif(response2 == "ERROR") then
return false, "Failed to receive data"
@ -544,7 +544,7 @@ local function conficker_check(ip, port, protocol)
local status, result = p2p_parse(response)
if(status == false) then
if not status then
return false, "Data received, but wasn't Conficker data: " .. result
end

4
scripts/s7-info.nse
View file

@ -63,12 +63,12 @@ portrule = shortport.version_port_or_service(102, "iso-tsap", "tcp")
-- @param bytes how many bytes (minimum) you expect back
local function send_receive(socket, query, bytes)
local sendstatus, senderr = socket:send(query)
if(sendstatus == false) then
if not sendstatus then
return "Error Sending S7COMM"
end
-- receive response
local rcvstatus, response = socket:receive_bytes(bytes)
if(rcvstatus == false) then
if not rcvstatus then
return "Error Reading S7COMM"
end
return response

6
scripts/samba-vuln-cve-2012-1182.nse
View file

@ -96,14 +96,14 @@ from an anonymous connection.
-- create SMB session
local status, smbstate
status, smbstate = msrpc.start_smb(host, msrpc.SAMR_PATH,true)
if(status == false) then
if not status then
return false, smbstate
end
-- bind to SAMR service
local bind_result
status, bind_result = msrpc.bind(smbstate, msrpc.SAMR_UUID, msrpc.SAMR_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
@ -119,7 +119,7 @@ from an anonymous connection.
local marshaledHandle = string.rep("X",20)
status, result = msrpc.samr_getaliasmembership(smbstate,marshaledHandle, data)
stdnse.debug2("msrpc.samr_getaliasmembership: %s, '%s'", status, result)
if(status == false and string.find(result,"Failed to receive bytes after 5 attempts") ~= nil) then
if not status and string.find(result, "Failed to receive bytes after 5 attempts") then
samba_cve.state = vulns.STATE.VULN -- connection dropped, server crashed
end

40
scripts/smb-brute.nse
View file

@ -254,7 +254,7 @@ local function stop_session(hostinfo)
if(hostinfo['smbstate'] ~= nil) then
stdnse.debug2("Stopping the SMB session")
status, err = smb.stop(hostinfo['smbstate'])
if(status == false) then
if not status then
return false, err
end
@ -277,7 +277,7 @@ local function restart_session(hostinfo)
stdnse.debug2("Starting the SMB session")
status, smbstate = smb.start_ex(hostinfo['host'], true, nil, nil, nil, true)
if(status == false) then
if not status then
return false, smbstate
end
@ -547,7 +547,7 @@ local function initialize(host)
-- Get the OS (identifying windows versions tells us which hash to use)
result, os = smb.get_os(host)
if(result == false or os['os'] == nil) then
if not result or not os['os'] then
hostinfo['os'] = "<Unknown>"
else
hostinfo['os'] = os['os']
@ -577,7 +577,7 @@ local function initialize(host)
if(not(hostinfo['have_user_list'])) then
stdnse.debug1("Couldn't enumerate users (normal for Windows XP and higher), using unpwdb initially")
status, hostinfo['user_list_default'] = unpwdb.usernames()
if(status == false) then
if not status then
return false, "Couldn't open username file"
end
end
@ -585,7 +585,7 @@ local function initialize(host)
-- Open the password file
stdnse.debug1("Opening password list")
status, hostinfo['password_list'] = unpwdb.passwords()
if(status == false) then
if not status then
return false, "Couldn't open password file"
end
@ -593,7 +593,7 @@ local function initialize(host)
stdnse.debug1("Starting the initial SMB session")
local err
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
stop_session(hostinfo)
return false, err
end
@ -630,7 +630,7 @@ local function initialize(host)
-- Restart the SMB connection so we have a clean slate
stdnse.debug1("Restarting the session before the bruteforce")
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
stop_session(hostinfo)
return false, err
end
@ -808,7 +808,7 @@ local function validate_usernames(hostinfo)
-- Start a session
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
return false, err
end
@ -850,13 +850,13 @@ local function validate_usernames(hostinfo)
-- Any password works (often happens with 'guest' account)
stdnse.debug1("All passwords accepted for %s (goes to %s)", username, result_short_strings[result])
status, err = found_account(hostinfo, username, "<anything>", result)
if(status == false) then
if not status then
return false, err
end
else
-- Blank password worked, but not random one
status, err = found_account(hostinfo, username, "", result)
if(status == false) then
if not status then
return false, err
end
end
@ -901,7 +901,7 @@ function found_account(hostinfo, username, password, result)
if(result == results.SUCCESS) then
-- Stop the connection -- this lets us do some queries
status, err = stop_session(hostinfo)
if(status == false) then
if not status then
return false, err
end
@ -925,7 +925,7 @@ function found_account(hostinfo, username, password, result)
end
-- If we haven't retrieved the real user list yet, do so
if(hostinfo['have_user_list'] == false) then
if not hostinfo['have_user_list'] then
-- Attempt to enumerate users
stdnse.debug1("Trying to get user list from server using newly discovered account")
local _
@ -947,7 +947,7 @@ function found_account(hostinfo, username, password, result)
-- Start the session again
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
return false, err
end
@ -968,20 +968,20 @@ local function go(host)
-- Initialize the hostinfo object, which sets up the initial variables
result, hostinfo = initialize(host)
if(result == false) then
if not result then
return false, hostinfo
end
-- If invalid accounts don't give guest, we can determine the existence of users by trying to
-- log in with an invalid password and checking the value
status, err = validate_usernames(hostinfo)
if(status == false) then
if not status then
return false, err
end
-- Start up the SMB session
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
return false, err
end
@ -1015,7 +1015,7 @@ local function go(host)
if(not(stdnse.get_script_args( "smblockout" ))) then
-- Mark it as found, which is technically true
status, err = found_account(hostinfo, username, nil, results.ACCOUNT_LOCKED_NOW)
if(status == false) then
if not status then
return err
end
@ -1032,7 +1032,7 @@ local function go(host)
-- Reset the connection
stdnse.debug2("Found an account; resetting connection")
status, err = restart_session(hostinfo)
if(status == false) then
if not status then
return false, err
end
@ -1048,7 +1048,7 @@ local function go(host)
-- Take normal actions for finding an account
status, err = found_account(hostinfo, username, case_password, result)
if(status == false) then
if not status then
return err
end
end
@ -1075,7 +1075,7 @@ action = function(host)
local locked_result
status, result, locked_result = go(host)
if(status == false) then
if not status then
return stdnse.format_output(false, result)
end

2
scripts/smb-double-pulsar-backdoor.nse
View file

@ -84,7 +84,7 @@ local function send_transaction2(smbstate, sub_command, function_parameters, fun
-- Send the transaction request
stdnse.debug2("SMB: Sending SMB_COM_TRANSACTION2")
local result, err = smb.smb_send(smbstate, header, parameters, data, overrides)
if(result == false) then
if not result then
return false, err
end

2
scripts/smb-enum-processes.nse
View file

@ -197,7 +197,7 @@ end
action = function(host)
-- Get the process list
local status, result = msrpcperformance.get_performance_data(host, "230")
if status == false then
if not status then
return stdnse.format_output(false, result)
end

6
scripts/smb-enum-services.nse
View file

@ -868,7 +868,7 @@ action = function(host, port)
status, bind_result = msrpc.bind(smbstate, msrpc.SVCCTL_UUID, msrpc.SVCCTL_VERSION, nil)
if(status == false) then
if not status then
smb.stop(smbstate)
return nil, stdnse.format_output(false, bind_result)
end
@ -878,7 +878,7 @@ action = function(host, port)
status, open_result = msrpc.svcctl_openscmanagerw(smbstate, host.ip, 0x02000000)
if(status == false) then
if not status then
smb.stop(smbstate)
return nil, stdnse.format_output(false, open_result)
end
@ -904,7 +904,7 @@ action = function(host, port)
-- Fetches service name, display name and service status of every service.
status, result = msrpc.svcctl_enumservicesstatusw(smbstate, open_result["handle"], dwservicetype, dwservicestate)
if(status == false) then
if not status then
smb.stop(smbstate)
return nil, stdnse.format_output(false, result)
end

30
scripts/smb-enum-sessions.nse
View file

@ -86,20 +86,20 @@ local function srvsvc_enum_sessions(host)
-- Create the SMB session
status, smbstate = msrpc.start_smb(host, msrpc.SRVSVC_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
status, bind_result = msrpc.bind(smbstate, msrpc.SRVSVC_UUID, msrpc.SRVSVC_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
-- Call netsessenum
status, netsessenum_result = msrpc.srvsvc_netsessenum(smbstate, host.ip)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, netsessenum_result
end
@ -125,19 +125,19 @@ local function winreg_enum_rids(host)
-- Create the SMB session
local status, smbstate = msrpc.start_smb(host, msrpc.WINREG_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to WINREG service
local status, bind_result = msrpc.bind(smbstate, msrpc.WINREG_UUID, msrpc.WINREG_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
local status, openhku_result = msrpc.winreg_openhku(smbstate)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, openhku_result
end
@ -161,13 +161,13 @@ local function winreg_enum_rids(host)
-- Query the info about this key. The response will tell us when the user logged into the server.
local status, queryinfokey_result = msrpc.winreg_queryinfokey(smbstate, openkey_result['handle'])
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, queryinfokey_result
end
local status, closekey_result = msrpc.winreg_closekey(smbstate, openkey_result['handle'])
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, closekey_result
end
@ -184,7 +184,7 @@ local function winreg_enum_rids(host)
until status ~= true
local status, closekey_result = msrpc.winreg_closekey(smbstate, openhku_result['handle'])
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, closekey_result
end
@ -193,20 +193,20 @@ local function winreg_enum_rids(host)
-- Start a new SMB session
local status, smbstate = msrpc.start_smb(host, msrpc.LSA_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to LSA service
local status, bind_result = msrpc.bind(smbstate, msrpc.LSA_UUID, msrpc.LSA_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
-- Get a policy handle
local status, openpolicy2_result = msrpc.lsa_openpolicy2(smbstate, host.ip)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, openpolicy2_result
end
@ -223,7 +223,7 @@ local function winreg_enum_rids(host)
local status, lookupsids2_result = msrpc.lsa_lookupsids2(smbstate, openpolicy2_result['policy_handle'], {elements[i]['name']})
if(status == false) then
if not status then
-- It may not succeed, if it doesn't that's ok
stdnse.debug3("MSRPC: Lookup failed")
else
@ -273,7 +273,7 @@ action = function(host)
-- Enumerate the logged in users
local logged_in = {}
local status1, users = winreg_enum_rids(host)
if(status1 == false) then
if not status1 then
logged_in['warning'] = "Couldn't enumerate login sessions: " .. users
else
logged_in['name'] = "Users logged in"
@ -292,7 +292,7 @@ action = function(host)
-- Get the connected sessions
local sessions_output = {}
local status2, sessions = srvsvc_enum_sessions(host)
if(status2 == false) then
if not status2 then
sessions_output['warning'] = "Couldn't enumerate SMB sessions: " .. sessions
else
sessions_output['name'] = "Active SMB sessions"

4
scripts/smb-enum-shares.nse
View file

@ -108,7 +108,7 @@ action = function(host)
-- Get the list of shares
status, shares, extra = smb.share_get_list(host)
if(status == false) then
if not status then
return stdnse.format_output(false, string.format("Couldn't enumerate shares: %s", shares))
end
@ -118,7 +118,7 @@ action = function(host)
-- Find out who the current user is
local result, username, domain = smb.get_account(host)
if(result == false) then
if not result then
username = "<unknown>"
domain = ""
end

2
scripts/smb-enum-users.nse
View file

@ -200,7 +200,7 @@ action = function(host)
end
-- Check if both failed
if(samr_status == false and lsa_status == false) then
if not samr_status and not lsa_status then
if(string.find(lsa_result, 'ACCESS_DENIED')) then
return stdnse.format_output(false, "Access denied while trying to enumerate users; except against Windows 2000, Guest or better is typically required")
end

2
scripts/smb-os-discovery.nse
View file

@ -151,7 +151,7 @@ action = function(host)
local request_time = os.time()
local status, result = smb.get_os(host)
if(status == false) then
if not status then
return stdnse.format_output(false, result)
end

6
scripts/smb-print-text.nse
View file

@ -57,14 +57,14 @@ action = function(host,port)
file:close()
end
status, smbstate = msrpc.start_smb(host, msrpc.SPOOLSS_PATH,true)
if(status == false) then
if not status then
stdnse.debug1("SMB: " .. smbstate)
return false, smbstate
end
local bind_result
status, bind_result = msrpc.bind(smbstate,msrpc.SPOOLSS_UUID, msrpc.SPOOLSS_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
stdnse.debug1("SMB: " .. bind_result)
return false, bind_result
@ -77,7 +77,7 @@ action = function(host,port)
local REMSmb_NetShareEnum_P = "WrLeh"
local REMSmb_share_info_1 = "B13BWz"
status, lanman_result = msrpc.call_lanmanapi(smbstate,0,REMSmb_NetShareEnum_P,REMSmb_share_info_1,string.pack("<I2I2", 0x01, 65406))
if status == false then
if not status then
stdnse.debug1("SMB: " .. lanman_result)
stdnse.debug1("SMB: Looks like LANMAN API is not available. Try setting printer script arg.")
return false

28
scripts/smb-psexec.nse
View file

@ -554,28 +554,28 @@ local function get_service_files(host)
-- Get the name of the service
status, service_name = smb.get_uniqueish_name(host)
if(status == false) then
if not status then
return false, string.format("Error generating service name: %s", service_name)
end
stdnse.debug1("Generated static service name: %s", service_name)
-- Get the name and service's executable file (with a .txt extension for fun)
status, service_file = smb.get_uniqueish_name(host, "txt")
if(status == false) then
if not status then
return false, string.format("Error generating remote filename: %s", service_file)
end
stdnse.debug1("Generated static service name: %s", service_name)
-- Get the temporary output file
status, temp_output_file = smb.get_uniqueish_name(host, "out.tmp")
if(status == false) then
if not status then
return false, string.format("Error generating remote filename: %s", temp_output_file)
end
stdnse.debug1("Generated static service filename: %s", temp_output_file)
-- Get the actual output file
status, output_file = smb.get_uniqueish_name(host, "out")
if(status == false) then
if not status then
return false, string.format("Error generating remote output file: %s", output_file)
end
stdnse.debug1("Generated static output filename: %s", output_file)
@ -603,13 +603,13 @@ function cleanup(host, config)
stdnse.debug1("Entering cleanup() -- errors here can generally be ignored")
-- Try stopping the service
status, err = msrpc.service_stop(host, config.service_name)
if(status == false) then
if not status then
stdnse.debug1("[cleanup] Couldn't stop service: %s", err)
end
-- Try deleting the service
status, err = msrpc.service_delete(host, config.service_name)
if(status == false) then
if not status then
stdnse.debug1("[cleanup] Couldn't delete service: %s", err)
end
@ -722,7 +722,7 @@ local function find_share(host)
else
-- Try and find a share to use.
status, share, path, shares = smb.share_find_writable(host)
if(status == false) then
if not status then
return false, share .. " (May not have an administrator account)"
end
if(path == nil) then
@ -839,7 +839,7 @@ local function get_config(host, config)
-- Get information about the socket; it's a bit out of place here, but it should go before the mod loop
status, config.lhost, config.lport, config.rhost, config.rport, config.lmac = smb.get_socket_info(host)
if(status == false) then
if not status then
return false, "Couldn't get socket information: " .. config.lhost
end
@ -1127,7 +1127,7 @@ local function upload_everything(host, config)
stdnse.debug1("Uploading: %s => \\\\%s\\%s", config.local_service_file, config.share, config.service_file)
local status, err
status, err = smb.file_upload(host, config.local_service_file, config.share, "\\" .. config.service_file, overrides, is_xor_encoded)
if(status == false) then
if not status then
cleanup(host, config)
return false, string.format("Couldn't upload the service file: %s\n", err)
end
@ -1140,7 +1140,7 @@ local function upload_everything(host, config)
if(mod.upload) then
stdnse.debug1("Uploading: %s => \\\\%s\\%s", mod.filename, config.share, mod.upload_name)
status, err = smb.file_upload(host, mod.filename, config.share, "\\" .. mod.upload_name, overrides)
if(status == false) then
if not status then
cleanup(host, config)
return false, string.format("Couldn't upload module %s: %s\n", mod.program, err)
end
@ -1159,7 +1159,7 @@ local function upload_everything(host, config)
stdnse.debug1("Uploading extra file: %s => \\\\%s\\%s", extrafile_local, config.share, extrafile)
status, err = smb.file_upload(host, extrafile_local, config.share, extrafile, overrides)
if(status == false) then
if not status then
cleanup(host, config)
return false, string.format("Couldn't upload extra file %s: %s\n", extrafile_local, err)
end
@ -1178,7 +1178,7 @@ end
--@return err An error message if status is false.
local function create_service(host, config)
local status, err = msrpc.service_create(host, config.service_name, config.path .. "\\" .. config.service_file)
if(status == false) then
if not status then
stdnse.debug1("Couldn't create the service: %s", err)
cleanup(host, config)
@ -1235,7 +1235,7 @@ end
--@return err An error message if status is false.
local function start_service(host, config, params)
local status, err = msrpc.service_start(host, config.service_name, params)
if(status == false) then
if not status then
stdnse.debug1("Couldn't start the service: %s", err)
return false, string.format("Couldn't start the service on the remote machine: %s", err)
end
@ -1546,7 +1546,7 @@ and place it in nselib/data/psexec/ under the Nmap DATADIR.
-- Build the output into a nice table
local response
status, response = parse_output(config, result)
if(status == false) then
if not status then
return stdnse.format_output(false, "Couldn't parse output: " .. response)
end

4
scripts/smb-security-mode.nse
View file

@ -93,12 +93,12 @@ action = function(host)
local overrides = {}
status, state = smb.start(host)
if(status == false) then
if not status then
return stdnse.format_output(false, state)
end
status, err = smb.negotiate_protocol(state, overrides)
if(status == false) then
if not status then
smb.stop(state)
return stdnse.format_output(false, err)
end

2
scripts/smb-server-stats.nse
View file

@ -51,7 +51,7 @@ action = function(host)
result, stats = msrpc.get_server_stats(host)
if(result == false) then
if not result then
return stdnse.format_output(false, response)
end

22
scripts/smb-system-info.nse
View file

@ -74,19 +74,19 @@ end
local function reg_get_value(smbstate, handle, key, value)
-- Open the key
local status, openkey_result = msrpc.winreg_openkey(smbstate, handle, key)
if(status == false) then
if not status then
return false, openkey_result
end
-- Query the value
local status, queryvalue_result = msrpc.winreg_queryvalue(smbstate, openkey_result['handle'], value)
if(status == false) then
if not status then
return false, queryvalue_result
end
-- Close the key
local status, closekey_result = msrpc.winreg_closekey(smbstate, openkey_result['handle'], value)
if(status == false) then
if not status then
return false, closekey_result
end
@ -99,27 +99,27 @@ local function get_info_registry(host)
-- Create the SMB session
local status, smbstate = msrpc.start_smb(host, msrpc.WINREG_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to WINREG service
local status, bind_result = msrpc.bind(smbstate, msrpc.WINREG_UUID, msrpc.WINREG_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
-- Open HKEY_LOCAL_MACHINE
local status, openhklm_result = msrpc.winreg_openhklm(smbstate)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, openhklm_result
end
-- Processor information
result['status-number_of_processors'], result['number_of_processors'] = reg_get_value(smbstate, openhklm_result['handle'], "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment", "NUMBER_OF_PROCESSORS")
if(result['status-number_of_processors'] == false) then
if not result['status-number_of_processors'] then
result['number_of_processors'] = 0
end
result['status-os'], result['os'] = reg_get_value(smbstate, openhklm_result['handle'], "SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment", "OS")
@ -148,7 +148,7 @@ local function get_info_registry(host)
-- OS Information
result['status-csdversion'], result['csdversion'] = reg_get_value(smbstate, openhklm_result['handle'], "Software\\Microsoft\\Windows NT\\CurrentVersion", "CSDVersion")
if(result['status-csdversion'] == false) then
if not result['status-csdversion'] then
result['csdversion'] = "(no service packs)"
end
result['status-currentbuildnumber'], result['currentbuildnumber'] = reg_get_value(smbstate, openhklm_result['handle'], "Software\\Microsoft\\Windows NT\\CurrentVersion", "CurrentBuildNumber")
@ -172,7 +172,7 @@ local function get_info_registry(host)
-- Software versions
result['status-ie_version'], result['ie_version'] = reg_get_value(smbstate, openhklm_result['handle'], "Software\\Microsoft\\Internet Explorer\\Version Vector", "IE")
result['status-ff_version'], result['ff_version'] = reg_get_value(smbstate, openhklm_result['handle'], "Software\\Mozilla\\Mozilla Firefox", "CurrentVersion")
if(result['status-ff_version'] == false) then
if not result['status-ff_version'] then
result['ff_version'] = "<not installed>"
end
@ -185,7 +185,7 @@ action = function(host)
local status, result = get_info_registry(host)
if(status == false) then
if not status then
return stdnse.format_output(false, result)
end
@ -207,7 +207,7 @@ action = function(host)
-- remove trailing zero terminator
local num_procs = result['number_of_processors']:match("^[^%z]*")
for i = 0, tonumber(num_procs) - 1, 1 do
if(result['status-processornamestring'..i] == false) then
if not result['status-processornamestring'..i] then
result['status-processornamestring'..i] = "Unknown"
end

8
scripts/smb-vuln-conficker.nse
View file

@ -108,13 +108,13 @@ function check_conficker(host)
-- Create the SMB session
status, smbstate = msrpc.start_smb(host, "\\\\BROWSER", true)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
status, bind_result = msrpc.bind(smbstate, msrpc.SRVSVC_UUID, msrpc.SRVSVC_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
@ -130,7 +130,7 @@ function check_conficker(host)
-- Try checking an illegal string ("\..\") to find Conficker.C and earlier
status, netpathcanonicalize_result, error_result = msrpc.srvsvc_netpathcanonicalize(smbstate, host.ip, "\\..\\")
if(status == false) then
if not status then
if(string.find(netpathcanonicalize_result, "INVALID_NAME")) then
msrpc.stop_smb(smbstate)
return true, CLEAN
@ -168,7 +168,7 @@ This system shows signs of being infected by a variant of the worm Conficker.]],
-- Check for Conficker
status, result = check_conficker(host)
if(status == false) then
if not status then
vuln_table.extra_info = CONFICKER_ERROR_HELP[result] or "UNKNOWN; got error " .. result
vuln_table.state = vulns.STATE.NOT_VULN
else

2
scripts/smb-vuln-cve-2017-7494.nse
View file

@ -459,7 +459,7 @@ and execute it.
if not version then
local status, result = smb.get_os(host)
if(status == false) then
if not status then
return stdnse.format_output(false, result)
end

10
scripts/smb-vuln-cve2009-3103.nse
View file

@ -85,13 +85,13 @@ local function check_smbv2_dos(host)
end
local status, result = socket:connect(host, 445)
if(status == false) then
if not status then
socket:close()
return false, "Couldn't connect to host: " .. result
end
status, result = socket:send(buf)
if(status == false) then
if not status then
socket:close()
return false, "Couldn't send the buffer: " .. result
end
@ -115,7 +115,7 @@ local function check_smbv2_dos(host)
status, result = socket:connect(host, 445)
-- Check the result
if(status == false or status == nil) then
if not status then
stdnse.debug1("Connect failed, host is likely vulnerable!")
socket:close()
return true, VULNERABLE
@ -124,7 +124,7 @@ local function check_smbv2_dos(host)
-- Try sending something
stdnse.debug1("Attempting to send data to the host")
status, result = socket:send("AAAA")
if(status == false or status == nil) then
if not status then
stdnse.debug1("Send failed, host is likely vulnerable!")
socket:close()
return true, VULNERABLE
@ -161,7 +161,7 @@ action = function(host)
-- Check for SMBv2 vulnerability
status, result = check_smbv2_dos(host)
if(status == false) then
if not status then
vuln_table.state = vulns.STATE.NOT_VULN
else
if(result == VULNERABLE) then

10
scripts/smb-vuln-ms06-025.nse
View file

@ -80,10 +80,10 @@ function check_ms06_025(host)
--first we try with the "\router" pipe, then the "\srvsvc" pipe.
local status, smb_result, smbstate, err_msg
status, smb_result = msrpc.start_smb(host, msrpc.ROUTER_PATH)
if(status == false) then
if not status then
err_msg = smb_result
status, smb_result = msrpc.start_smb(host, msrpc.SRVSVC_PATH) --rras is also accessible across SRVSVC pipe
if(status == false) then
if not status then
return false, NOTUP --if not accessible across both pipes then service is inactive
end
end
@ -91,7 +91,7 @@ function check_ms06_025(host)
--bind to RRAS service
local bind_result
status, bind_result = msrpc.bind(smbstate, msrpc.RASRPC_UUID, msrpc.RASRPC_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, UNKNOWN --if bind operation results with a false status we can't conclude anything.
end
@ -107,7 +107,7 @@ function check_ms06_025(host)
status, sr_result = msrpc.RRAS_SubmitRequest(smbstate, req)
msrpc.stop_smb(smbstate)
--sanity check
if(status == false) then
if not status then
stdnse.debug3("check_ms06_025: RRAS_SubmitRequest failed")
if(sr_result == "NT_STATUS_PIPE_BROKEN") then
return true, VULNERABLE
@ -142,7 +142,7 @@ action = function(host)
-- Check for ms06-025
status, result = check_ms06_025(host)
if(status == false) then
if not status then
if(result == NOTUP) then
vuln_table.extra_info = "Ras RPC service is not enabled."
vuln_table.state = vulns.STATE.NOT_VULN

8
scripts/smb-vuln-ms07-029.nse
View file

@ -76,14 +76,14 @@ function check_ms07_029(host)
--create the SMB session
local status, smbstate
status, smbstate = msrpc.start_smb(host, msrpc.DNSSERVER_PATH)
if(status == false) then
if not status then
stdnse.debug1("check_ms07_029: Service is not active.")
return false, NOTUP --if not accessible across pipe then the service is inactive
end
--bind to DNSSERVER service
local bind_result
status, bind_result = msrpc.bind(smbstate, msrpc.DNSSERVER_UUID, msrpc.DNSSERVER_VERSION)
if(status == false) then
if not status then
stdnse.debug1("check_ms07_029: false")
msrpc.stop_smb(smbstate)
return false, UNKNOWN --if bind operation results with a false status we can't conclude anything.
@ -97,7 +97,7 @@ function check_ms07_029(host)
1)--any op num will do
--sanity check
msrpc.stop_smb(smbstate)
if(status == false) then
if not status then
stdnse.debug1("check_ms07_029: DNSSERVER_Query failed")
if(q_result == "NT_STATUS_PIPE_BROKEN") then
return true, VULNERABLE
@ -132,7 +132,7 @@ action = function(host)
-- Check for ms07-029
status, result = check_ms07_029(host)
if(status == false) then
if not status then
if(result == NOTUP) then
vuln_table.extra_info = "Service is not active."
vuln_table.state = vulns.STATE.NOT_VULN

8
scripts/smb-vuln-ms08-067.nse
View file

@ -80,13 +80,13 @@ function check_ms08_067(host)
-- Create the SMB session
status, smbstate = msrpc.start_smb(host, "\\\\BROWSER")
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to SRVSVC service
status, bind_result = msrpc.bind(smbstate, msrpc.SRVSVC_UUID, msrpc.SRVSVC_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
@ -101,7 +101,7 @@ function check_ms08_067(host)
-- Stop the SMB session
msrpc.stop_smb(smbstate)
if(status == false) then
if not status then
if(string.find(netpathcompare_result, "WERR_INVALID_PARAMETER") ~= nil) then
return true, INFECTED
elseif(string.find(netpathcompare_result, "INVALID_NAME") ~= nil) then
@ -136,7 +136,7 @@ action = function(host)
}
-- Check for ms08-067
status, result, message = check_ms08_067(host)
if(status == false) then
if not status then
vuln_table.state = vulns.STATE.NOT_VULN
else
if(result == VULNERABLE) then

2
scripts/smb-vuln-ms10-054.nse
View file

@ -90,7 +90,7 @@ local function send_transaction2(smbstate, sub_command, function_parameters)
-- Send the transaction request
stdnse.debug2("SMB: Sending SMB_COM_TRANSACTION2")
local result, err = smb.smb_send(smbstate, header, parameters, data, {})
if(result == false) then
if not result then
return false, err
end

6
scripts/smb-vuln-ms10-061.nse
View file

@ -91,14 +91,14 @@ aka "Print Spooler Service Impersonation Vulnerability."
ms10_061.state = vulns.STATE.NOT_VULN
local status, smbstate
status, smbstate = msrpc.start_smb(host, msrpc.SPOOLSS_PATH,true)
if(status == false) then
if not status then
stdnse.debug1("SMB: " .. smbstate)
return false, smbstate
end
local bind_result
status, bind_result = msrpc.bind(smbstate,msrpc.SPOOLSS_UUID, msrpc.SPOOLSS_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
stdnse.debug1("SMB: " .. bind_result)
return false, bind_result
@ -112,7 +112,7 @@ aka "Print Spooler Service Impersonation Vulnerability."
local REMSmb_share_info_1 = "B13BWz"
status, lanman_result = msrpc.call_lanmanapi(
smbstate, 0, REMSmb_NetShareEnum_P, REMSmb_share_info_1, "\x01\x00\x7e\xff")
if status == false then
if not status then
stdnse.debug1("SMB: " .. lanman_result)
stdnse.debug1("SMB: Looks like LANMAN API is not available. Try setting printer script arg.")
end

2
scripts/smb-vuln-ms17-010.nse
View file

@ -123,7 +123,7 @@ local function check_ms17010(host, port, sharename)
)
stdnse.debug2("SMB: Sending SMB_COM_TRANSACTION")
local result, err = smb.smb_send(smbstate, smb_header, smb_params, '', overrides)
if(result == false) then
if not result then
stdnse.debug1("There was an error in the SMB_COM_TRANSACTION request")
return false, err
end

10
scripts/smb-vuln-regsvc-dos.nse
View file

@ -66,20 +66,20 @@ function check_winreg_Enum_crash(host)
-- Create the SMB session
status, smbstate = msrpc.start_smb(host, msrpc.WINREG_PATH)
if(status == false) then
if not status then
return false, smbstate
end
-- Bind to WINREG service
status, bind_result = msrpc.bind(smbstate, msrpc.WINREG_UUID, msrpc.WINREG_VERSION, nil)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, bind_result
end
local openhku_result
status, openhku_result = msrpc.winreg_openhku(smbstate)
if(status == false) then
if not status then
msrpc.stop_smb(smbstate)
return false, openhku_result
end
@ -89,7 +89,7 @@ function check_winreg_Enum_crash(host)
status, enumkey_result = msrpc.winreg_enumkey(smbstate, openhku_result['handle'], 0, nil)
msrpc.stop_smb(smbstate)
if(status == false) then
if not status then
return true, VULNERABLE
end
return true, PATCHED
@ -111,7 +111,7 @@ while working on smb-enum-sessions.
-- Check for a winreg_Enum crash
status, result = check_winreg_Enum_crash(host)
if(status == false) then
if not status then
vuln_table.state = vulns.STATE.NOT_VULN
else
if(result == VULNERABLE) then

2
scripts/smb-vuln-webexec.nse
View file

@ -105,7 +105,7 @@ action = function(host, port)
end
local open_status, open_service_result = msrpc.svcctl_openservicew(smbstate, open_result['handle'], 'webexservice', 0x00010)
if open_status == false then
if not open_status then
status, close_result = msrpc.svcctl_closeservicehandle(smbstate, open_result['handle'])
smb.stop(smbstate)
if string.match(open_service_result, 'NT_STATUS_SERVICE_DOES_NOT_EXIST') then

2
scripts/smb-webexec-exploit.nse
View file

@ -96,7 +96,7 @@ action = function(host, port)
local open_status, open_service_result = msrpc.svcctl_openservicew(smbstate, open_result['handle'], 'webexservice', 0x00010)
if open_status == false then
if not open_status then
status, close_result = msrpc.svcctl_closeservicehandle(smbstate, open_result['handle'])
smb.stop(smbstate)
if string.match(open_service_result, 'NT_STATUS_SERVICE_DOES_NOT_EXIST') then

4
scripts/smb2-capabilities.nse
View file

@ -59,7 +59,7 @@ action = function(host,port)
-- Checking if SMB 2+ is supported in general
status, smbstate = smb.start(host)
if(status == false) then
if not status then
return false, smbstate
end
local max_dialect
@ -73,7 +73,7 @@ action = function(host,port)
for i, dialect in pairs(smb2.dialects()) do
-- we need a clean connection for each negotiate request
status, smbstate = smb.start(host)
if(status == false) then
if not status then
stdnse.debug1("Could not establish a connection.")
return nil
end

2
scripts/smb2-security-mode.nse
View file

@ -43,7 +43,7 @@ action = function(host,port)
local output = stdnse.output_table()
local status, smbstate = smb.start(host)
if(status == false) then
if not status then
return false, smbstate
end
-- SMB signing configuration appears to be global so

4
scripts/snmp-brute.nse
View file

@ -247,12 +247,12 @@ action = function(host, port)
local socket = nmap.new_socket("udp")
status = socket:connect(host, port)
if ( not(status) ) then
if not status then
return fail("Failed to connect to server")
end
local status, _, lport = socket:get_info()
if( not(status) ) then
if not status then
return fail("Failed to retrieve local port")
end