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Have to check retr or stor command result before accepting data connection.

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This commit is contained in:
Diego Nehab 2004-05-25 05:49:07 +00:00
parent 888496aa82
commit 5c13076f89
1 changed files with 3 additions and 4 deletions
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7
src/ftp.lua
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@ -98,13 +98,13 @@ function metat.__index:send(sendt)
socket.try(self.pasvt or self.portt, "need port or pasv first")
if self.pasvt then data = socket.try(pasv(self.pasvt)) end
socket.try(self.tp:command(sendt.command, sendt.argument))
local code, reply = socket.try(self.tp:check{"2..", "1.."})
if self.portt then data = socket.try(port(self.portt)) end
local step = sendt.step or ltn12.pump.step
local code, reply
local checkstep = function(src, snk)
local readyt = socket.select(readt, nil, 0)
if readyt[tp] then
code, reply = self.tp:check{"2..", "1.."}
code, reply = self.tp:check("2..")
if not code then
data:close()
return nil, reply
@ -116,7 +116,6 @@ function metat.__index:send(sendt)
end
local sink = socket.sink("close-when-empty", data)
socket.try(ltn12.pump.all(sendt.source, sink, checkstep))
if not code then code = socket.try(self.tp:check{"1..", "2.."}) end
if string.find(code, "1..") then socket.try(self.tp:check("2..")) end
return 1
end
@ -126,6 +125,7 @@ function metat.__index:receive(recvt)
socket.try(self.pasvt or self.portt, "need port or pasv first")
if self.pasvt then data = socket.try(pasv(self.pasvt)) end
socket.try(self.tp:command(recvt.command, recvt.argument))
local code = socket.try(self.tp:check{"1..", "2.."})
if self.portt then data = socket.try(port(self.portt)) end
local source = socket.source("until-closed", data)
local step = recvt.step or ltn12.pump.step
@ -135,7 +135,6 @@ function metat.__index:receive(recvt)
return ret, err
end
socket.try(ltn12.pump.all(source, recvt.sink, checkstep))
local code = socket.try(self.tp:check{"1..", "2.."})
if string.find(code, "1..") then socket.try(self.tp:check("2..")) end
return 1
end