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Improve output formatting

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- EHLO output no longer has a trailing separator
- Strings "214" and "250" are now removed only from the line beginning
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nnposter
2020-12-27 00:38:53 +00:00
parent eecf225310
commit f6fbb29481
1 changed files with 9 additions and 9 deletions
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18
scripts/smtp-commands.nse
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@@ -93,19 +93,19 @@ function go(host, port)
return status, response
end
response = string.gsub(response, "250[%-%s]+", "") -- 250 or 250-
response = string.gsub(response, "\r\n", "\n") -- normalize CR LF
response = string.gsub(response, "\n\r", "\n") -- normalize LF CR
response = string.gsub(response, "^\n+(.-)\n+$", "%1")
response = string.gsub(response, "\n", ", ") -- LF to comma
response = string.gsub(response, "%s+", " ") -- get rid of extra spaces
response = response:gsub("\r", "") -- switch to simple LF line termination
:gsub("^%s*(.-)%s*$", "%1") -- trim leading and trailing whitespace
:gsub("%f[^\0\n]250[-%s]+", "") -- remove line prefix 250 or 250-
:gsub("\n", ", ") -- LF to comma
:gsub("%s+", " ") -- get rid of extra spaces
table.insert(result,response)
status, response = smtp.help(socket)
if status then
response = string.gsub(response, "214[%-%s]+", "") -- 214
response = string.gsub(response, "^%s+(.-)%s+$", "%1")
response = string.gsub(response, "%s+", " ") -- get rid of extra spaces
response = response:gsub("\r", "") -- switch to simple LF line termination
:gsub("^%s*(.-)%s*$", "%1") -- trim leading and trailing whitespace
:gsub("%f[^\0\n]214[-%s]+", "") -- remove line prefix 214 or 214-
:gsub("%s+", " ") -- get rid of extra spaces
table.insert(result,response)
smtp.quit(socket)
end