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Implement timeseries cleanup

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Closes #1940
This commit is contained in:
emanuele-f 2018-09-11 17:16:56 +02:00
parent 433cbb3142
commit ffe2c629bc
7 changed files with 117 additions and 46 deletions
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44
scripts/lua/modules/timeseries/drivers/rrd.lua
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@ -604,8 +604,48 @@ end
-- ##############################################
function driver:delete(schema, tags)
tprint("TODO DELETE")
function driver:delete(schema_prefix, tags)
-- NOTE: delete support in this driver is currently limited to a specific set of schemas and tags
local supported_prefixes = {
[""] = {
tags = {ifid=1},
path = function(tags) return getRRDName(tags.ifid) end,
}, host = {
tags = {ifid=1, host=1},
path = function(tags) return getRRDName(tags.ifid, tags.host) end,
}, mac = {
tags = {ifid=1, mac=1},
path = function(tags) return getRRDName(tags.ifid, tags.mac) end,
}
}
local delete_info = supported_prefixes[schema_prefix]
if not delete_info then
traceError(TRACE_ERROR, TRACE_CONSOLE, "unsupported schema prefix for delete: " .. schema_prefix)
return false
end
for tag in pairs(delete_info.tags) do
if not tags[tag] then
traceError(TRACE_ERROR, TRACE_CONSOLE, "missing tag '".. tag .."' for schema prefix " .. schema_prefix)
return false
end
end
for tag in pairs(tags) do
if not delete_info.tags[tag] then
traceError(TRACE_ERROR, TRACE_CONSOLE, "unexpected tag '".. tag .."' for schema prefix " .. schema_prefix)
return false
end
end
local path_to_del = os_utils.fixPath(delete_info.path(tags))
-- TODO check rmdir return value
ntop.rmdir(path_to_del)
return true
end
-- ##############################################