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Make hadoop-namenode-info be silent when it doesn't learn anything.

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david
2012-01-14 01:03:21 +00:00
parent 0bc0b0258e
commit fb296edeab
1 changed files with 8 additions and 4 deletions
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12
scripts/hadoop-namenode-info.nse
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@@ -136,11 +136,15 @@ action = function( host, port )
end
nmap.set_port_version(host, port, "hardmatched")
local datanodes_live = get_datanodes(host,port, "LIVE")
table.insert(result, "Datanodes (Live): ")
table.insert(result, datanodes_live)
if next(datanodes_live) then
table.insert(result, "Datanodes (Live): ")
table.insert(result, datanodes_live)
end
local datanodes_dead = get_datanodes(host,port, "DEAD")
table.insert(result, "Datanodes (Dead): ")
table.insert(result, datanodes_dead)
if next(datanodes_dead) then
table.insert(result, "Datanodes (Dead): ")
table.insert(result, datanodes_dead)
end
return stdnse.format_output(true, result)
end
end