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Use data-driven XML grepping instead of repeating the same code many

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times.
This commit is contained in:
david
2011-02-22 04:32:53 +00:00
parent f751c0c386
commit 288c9c88bb
1 changed files with 51 additions and 90 deletions
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141
scripts/servicetags.nse
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@@ -74,6 +74,42 @@ require("stdnse")
require("shortport")
require("strbuf")
-- Mapping from XML element names to human-readable table labels.
local XML_TO_TEXT = {
-- Information about the agent.
system = "System",
release = "Release",
host = "Hostname",
architecture = "Architecture",
platform = "Platform",
manufacturer = "Manufacturer",
cpu_manufacturer = "CPU Manufacturer",
serial_number = "Serial Number",
hostid = "HostID",
physmem = "RAM",
sockets = "CPUs",
cores = "Cores",
virtcpus = "Virtual CPUs",
name = "CPU Name:",
clockrate = "CPU Clock Rate",
-- Information about an individual svctag.
product_name = "Product Name",
instance_urn = "Instance URN",
product_version = "Product Version",
product_urn = "Product URN",
product_parent_urn = "Product Parent URN",
product_parent = "Product Parent",
product_defined_inst_id = "Product Defined Instance ID",
product_vendor = "Product Vendor",
timestamp = "Timestamp",
container = "Container",
source = "Source",
platform_arch = "Platform Arch",
installer_uid = "Installer UID",
version = "Version",
}
---
-- Runs on UDP port 6481
portrule = shortport.portnumber(6481, "udp", {"open", "open|filtered"})
@@ -149,53 +185,12 @@ action = function(host, port)
return
end
local v
v = string.match(response, "<system>(.-)</system>")
if v ~= nil then table.insert(output, "System: " .. v) end
v = string.match(response, "<release>(.-)</release>")
if v ~= nil then table.insert(output, "Release: " .. v) end
v = string.match(response, "<host>(.-)</host>")
if v ~= nil then table.insert(output, "Hostname: " .. v) end
v = string.match(response, "<architecture>(.-)</architecture>")
if v ~= nil then table.insert(output, "Architecture: " .. v) end
v = string.match(response, "<platform>(.-)</platform>")
if v ~= nil then table.insert(output, "Platform: " .. v) end
v = string.match(response, "<manufacturer>(.-)</manufacturer>")
if v ~= nil then table.insert(output, "Manufacturer: " .. v) end
v = string.match(response, "<cpu_manufacturer>(.-)</cpu_manufacturer>")
if v ~= nil then table.insert(output, "CPU Manufacturer: " .. v) end
v = string.match(response, "<serial_number>(.-)</serial_number>")
if v ~= nil then table.insert(output, "Serial Number: " .. v) end
v = string.match(response, "<hostid>(.-)</hostid>")
if v ~= nil then table.insert(output, "HostID: " .. v) end
v = string.match(response, "<physmem>(.-)</physmem>")
if v ~= nil then table.insert(output, "RAM: " .. v) end
v = string.match(response, "<sockets>(.-)</sockets>")
if v ~= nil then table.insert(output, "CPUs: " .. v) end
v = string.match(response, "<cores>(.-)</cores>")
if v ~= nil then table.insert(output, "Cores: " .. v) end
v = string.match(response, "<virtcpus>(.-)</virtcpus>")
if v ~= nil then table.insert(output, "Virtual CPUs: " .. v) end
v = string.match(response, "<name>(.-)</name>")
if v ~= nil then table.insert(output, "CPU Name: " .. v) end
v = string.match(response, "<clockrate>(.-)</clockrate>")
if v ~= nil then table.insert(output, "CPU Clock Rate: " .. v) end
socket:close()
for elem, contents in string.gmatch(response, "<([^>]+)>([^<]-)</%1>") do
if XML_TO_TEXT[elem] then
table.insert(output,
string.format("%s: %s", XML_TO_TEXT[elem], contents))
end
end
-- Check if any other service tags are registered and enumerate them
strbuf.clear(payload)
@@ -231,49 +226,15 @@ action = function(host, port)
return
end
local v
v = string.match(response, "<product_name>(.-)</product_name>")
table.insert(tag, "Product Name: " .. v)
tag['name'] = v
v = string.match(response, "<instance_urn>(.-)</instance_urn>")
if v ~= nil then table.insert(tag, "Instance URN: " .. v) end
v = string.match(response, "<product_version>(.-)</product_version>")
if v ~= nil then table.insert(tag, "Product Version: " .. v) end
v = string.match(response, "<product_urn>(.-)</product_urn>")
if v ~= nil then table.insert(tag, "Product URN: " .. v) end
v = string.match(response, "<product_parent_urn>(.-)</product_parent_urn>")
if v ~= nil then table.insert(tag, "Product Parent URN: " .. v) end
v = string.match(response, "<product_parent>(.-)</product_parent>")
if v ~= nil then table.insert(tag, "Product Parent: " .. v) end
v = string.match(response, "<product_defined_inst_id>(.-)</product_defined_inst_id>")
if v ~= nil then table.insert(tag, "Product Defined Instance ID: " .. v) end
v = string.match(response, "<product_vendor>(.-)</product_vendor>")
if v ~= nil then table.insert(tag, "Product Vendor: " .. v) end
v = string.match(response, "<timestamp>(.-)</timestamp>")
if v ~= nil then table.insert(tag, "Timestamp: " .. v) end
v = string.match(response, "<container>(.-)</container>")
if v ~= nil then table.insert(tag, "Container: " .. v) end
v = string.match(response, "<source>(.-)</source>")
if v ~= nil then table.insert(tag, "Source: " .. v) end
v = string.match(response, "<platform_arch>(.-)</platform_arch>")
if v ~= nil then table.insert(tag, "Platform Arch: " .. v) end
v = string.match(response, "<installer_uid>(.-)</installer_uid>")
if v ~= nil then table.insert(tag, "Installer UID: " .. v) end
v = string.match(response, "<version>(.-)</version>")
if v ~= nil then table.insert(tag, "Version: " .. v) end
for elem, contents in string.gmatch(response, "<([^>]+)>([^<]-)</%1>") do
if elem == "product_name" then
tag['name'] = contents
end
if XML_TO_TEXT[elem] then
table.insert(tag,
string.format("%s: %s", XML_TO_TEXT[elem], contents))
end
end
table.insert(svctags, tag)
socket:close()