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Slices historical application data via MySQL

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MySQL engine is leveraged to slice and order historical
data.
This commit is contained in:
Simone Mainardi 2016-02-07 14:32:46 +01:00
parent 25ee0d5c11
commit e1e0e9cab0
3 changed files with 83 additions and 54 deletions
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26
scripts/lua/modules/db_utils.lua
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@ -293,11 +293,13 @@ function getHostTopTalkers(interface_id, host, info, begin_epoch, end_epoch)
end
end
function getTopApplications(interface_id, peer1, peer2, info, begin_epoch, end_epoch)
function getTopApplications(interface_id, peer1, peer2, info, begin_epoch, end_epoch, sort_column, sort_order, offset, limit)
-- if both peers are nil, top applications are overall in the time range
-- if peer1 is nil nad peer2 is not nil, then top apps are for peer1
-- if peer2 is nil nad peer1 is not nil, then top apps are for peer2
-- if both peer2 and peer2 are not nil, then top apps are computed between peer1 and peer2
-- sort_column and sort_order are used to sort the results
-- offset and limit are used to paginate the results
local version = 4
if peer1 and peer1 ~= "" and isIPv6(peer1) then version = 6
elseif peer2 and peer2 ~= "" and isIPv6(peer2) then version = 6 end
@ -328,10 +330,28 @@ function getTopApplications(interface_id, peer1, peer2, info, begin_epoch, end_e
end
end
-- we don't care about the order so we group by least and greatest
sql = sql.." group by L7_PROTO "
sql = sql.." order by tot_bytes desc limit 100"
-- ORDER
local order_by_column = "tot_bytes" -- defaults to tot_bytes
if sort_column == "column_packets" or sort_column == "packets" or sort_column == "tot_packets" then
order_by_column = "tot_packets"
end
if sort_column == "column_flows" or sort_column == "flows" or sort_column == "tot_flows" then
order_by_column = "tot_flows"
end
local order_by_order = "desc"
if sort_order == "asc" then order_by_order = "asc" end
sql = sql.." order by "..order_by_column.." "..order_by_order.." "
-- SLICE
local slice_offset = 0
local sclice_limit = 100
if tonumber(offset) >= 0 then slice_offset = offset end
if tonumber(limit) > 0 then slice_limit = limit end
sql = sql.."limit "..slice_offset..","..slice_limit.." "
if(db_debug == true) then io.write(sql.."\n") end