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105 lines
2.4 KiB
Lua
105 lines
2.4 KiB
Lua
--
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-- (C) 2018 - ntop.org
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--
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local ts_utils = require("ts_utils")
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local test_utils = require("test_utils")
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local influxdb = ts_utils.getQueryDriver()
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-- ##############################################
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-- use relative times to avoid retention policy issues
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local now = os.time()
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local options = ts_utils.getQueryOptions()
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local f = nil
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local schema = ts_utils.newSchema("test:test", {step=1})
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schema:addTag("t")
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schema:addMetric("v")
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-- ##############################################
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local function api_string(schema, tags, metrics, tstamp)
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return string.format("%s,%s %s %s000000000\n", schema, table.tconcat(tags, "=", ","), table.tconcat(metrics, "=", ","), tostring(tstamp))
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end
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local function insert(metrics, tstamp)
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f:write(api_string("test:test", {t="test"}, metrics, tstamp))
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end
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-- ##############################################
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local function add_points(test, points)
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local fname = "/tmp/test_influx_ts"
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f = io.open(fname, "w")
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-- Insert values
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for _, point in ipairs(points) do
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insert(point[1], point[2])
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end
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-- Write data
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f:close()
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if influxdb:_exportTsFile(fname) == nil then
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return test:fail("influxdb:_exportTsFile failed")
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end
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return true
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end
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local function init_test(test, points)
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if not influxdb:delete("test") then
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return test:fail("influxdb:delete failed")
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end
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return add_points(test, points)
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end
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-- ##############################################
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-- When performing the derivative between two points, the delta must be calculated
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-- and accounted for the second point time
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function test_simple_derivative(test)
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local test_data = {
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{{v=1000}, now},
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{{v=2000}, now+1},
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}
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if not init_test(test, test_data) then
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return false
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end
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local res = influxdb:query(schema, now-20, now+20, {t="test"}, options)
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if table.empty(res) then
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return test:assertion_failed("not table.empty(res)")
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end
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local rv = test_utils.timestampAsKey(test_utils.makeTimeStamp(res.series, res.start, schema.options.step))[1]
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local t1 = test_data[2][2]
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if not(rv[t1] == 1000) then
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return test:assertion_failed("rv[t1=".. t1 .."] == 1000")
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end
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return test:success()
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end
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-- ##############################################
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function run(tester)
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if influxdb.db == nil then
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print("Skipping influx_query tests. Enable InfluxDB export in order to test.<br/>")
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return(true)
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end
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local rv = tester.run_test("influx_query:test_simple_derivative", test_simple_derivative)
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return rv
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end
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return {
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run = run
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}
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